/* ==========================================================================
   OnlineCalc — Main Stylesheet
   Forest Smart Color System · DM Sans + DM Mono
   ========================================================================== */

/* ─── 1. CSS Custom Properties ─────────────────────────────────────────── */
:root {
  /* Brand */
  --oc-brand:          #059669;
  --oc-brand-hover:    #047857;
  --oc-brand-light:    #ECFDF5;
  --oc-brand-muted:    #A7F3D0;
  --oc-brand-accent:   #10B981;

  /* Neutral — Zinc */
  --oc-bg:             #FAFAFA;
  --oc-surface:        #F4F4F5;
  --oc-elevated:       #FFFFFF;
  --oc-border:         #E4E4E7;
  --oc-border-strong:  #D4D4D8;
  --oc-border-light:   #F4F4F5;

  /* Text */
  --oc-text:           #18181B;
  --oc-text-2:         #52525B;
  --oc-text-3:         #A1A1AA;

  /* Semantic */
  --oc-success:        #16A34A;
  --oc-success-bg:     #F0FDF4;
  --oc-warning:        #D97706;
  --oc-warning-bg:     #FFFBEB;
  --oc-error:          #DC2626;
  --oc-error-bg:       #FEF2F2;
  --oc-info:           #0369A1;
  --oc-info-bg:        #F0F9FF;

  /* Typography */
  --oc-font:           'DM Sans',  system-ui, -apple-system, sans-serif;
  --oc-mono:           'DM Mono',  'Courier New', monospace;

  /* Spacing (radius) */
  --oc-radius-sm:      4px;
  --oc-radius:         8px;
  --oc-radius-lg:      12px;
  --oc-radius-xl:      16px;

  /* Spacing scale (4px grid) — used by calculator.css and admin components */
  --oc-space-1:        4px;
  --oc-space-2:        8px;
  --oc-space-3:        12px;
  --oc-space-4:        16px;
  --oc-space-5:        20px;
  --oc-space-6:        24px;
  --oc-space-8:        32px;
  --oc-space-10:       40px;
  --oc-space-12:       48px;

  /* Aliases — legacy text tokens used in calculator/admin CSS */
  --oc-text-muted:     #52525B;
  --oc-text-subtle:    #A1A1AA;
  --oc-surface-2:      #F8FAF8;

  /* Shadow */
  --oc-shadow-sm:      0 1px 3px rgba(0,0,0,.08);
  --oc-shadow:         0 4px 12px rgba(0,0,0,.08);
  --oc-shadow-md:      0 4px 12px rgba(0,0,0,.08);
  --oc-shadow-lg:      0 8px 32px rgba(0,0,0,.10);
  --oc-shadow-brand:   0 4px 16px rgba(5,150,105,.14);

  /* Layout */
  --oc-max-width:      1200px;
  --oc-header-h:       60px;

  /* Transition */
  --oc-transition:     0.15s ease;
}

/* ─── 1b. Dark theme ──────────────────────────────────────────────────── */
html.dark {
  --oc-brand:          #10B981;
  --oc-brand-hover:    #34D399;
  --oc-brand-light:    rgba(16, 185, 129, 0.12);
  --oc-brand-muted:    #065F46;
  --oc-brand-accent:   #34D399;

  --oc-bg:             #0A0A0A;
  --oc-surface:        #18181B;
  --oc-surface-2:      #1C1C20;
  --oc-elevated:       #121214;
  --oc-border:         #27272A;
  --oc-border-strong:  #3F3F46;
  --oc-border-light:   #1F1F22;

  --oc-text:           #FAFAFA;
  --oc-text-2:         #A1A1AA;
  --oc-text-3:         #71717A;
  --oc-text-muted:     #A1A1AA;
  --oc-text-subtle:    #71717A;

  --oc-success-bg:     rgba(22, 163, 74, 0.12);
  --oc-warning-bg:     rgba(217, 119, 6, 0.12);
  --oc-error-bg:       rgba(220, 38, 38, 0.12);
  --oc-info-bg:        rgba(3, 105, 161, 0.12);

  --oc-shadow-sm:      0 1px 3px rgba(0,0,0,.35);
  --oc-shadow:         0 4px 12px rgba(0,0,0,.45);
  --oc-shadow-md:      0 4px 12px rgba(0,0,0,.45);
  --oc-shadow-lg:      0 8px 32px rgba(0,0,0,.55);
  --oc-shadow-brand:   0 4px 16px rgba(16,185,129,.22);

  color-scheme: dark;
}
html.dark body { background: var(--oc-bg); color: var(--oc-text); }
html.dark img:not([src*=".svg"]) { opacity: 0.92; }

/* ─── 2. Reset & Base ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 15px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--oc-font);
  font-weight: 500;
  letter-spacing: -0.3px;
  line-height: 1.6;
  background: var(--oc-bg);
  color: var(--oc-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--oc-brand); text-decoration: none; transition: color var(--oc-transition); }
a:hover { color: var(--oc-brand-hover); }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: var(--oc-font); }
input, textarea, select { font-family: var(--oc-font); }

/* ─── 3. Skip link ─────────────────────────────────────────────────────── */
.oc-skip-link {
  position: absolute; top: -999px; left: 0; z-index: 9999;
  padding: 8px 16px; background: var(--oc-brand); color: #fff;
  font-size: 13px; font-weight: 600; border-radius: 0 0 6px 0;
}
.oc-skip-link:focus { top: 0; }

/* ─── 4. Container ─────────────────────────────────────────────────────── */
.oc-container {
  width: 100%; max-width: var(--oc-max-width);
  margin-inline: auto; padding-inline: 24px;
}
.oc-container--narrow { max-width: 800px; }
.oc-container--wide   { max-width: 1440px; }

/* ─── 5. Announcement bar ──────────────────────────────────────────────── */
.oc-announcement-bar {
  background: var(--oc-brand); color: #fff;
  font-size: 13px; font-weight: 500; text-align: center; padding: 9px 16px;
  position: relative;
}
.oc-announcement-bar .oc-container { display: flex; justify-content: center; align-items: center; gap: 10px; }
.oc-announcement-bar__close {
  background: transparent; border: none; color: rgba(255,255,255,.8);
  line-height: 1; padding: 2px; display: flex;
}
.oc-announcement-bar__close:hover { color: #fff; }

/* ─── 6. Header ────────────────────────────────────────────────────────── */
.oc-header {
  background: var(--oc-elevated);
  border-bottom: 1px solid var(--oc-border);
  position: sticky; top: 0; z-index: 500;
  height: var(--oc-header-h);
}
.oc-header__inner {
  height: var(--oc-header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}

/* Logo */
.oc-logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.oc-logo__text {
  font-family: var(--oc-mono); font-size: 20px; font-weight: 500;
  letter-spacing: -0.5px; color: var(--oc-text);
}
.oc-logo__text em { font-style: normal; color: var(--oc-brand); }
.oc-logo--footer .oc-logo__text { font-size: 20px; color: #FAFAFA; }
.oc-logo--footer .oc-logo__text em { color: var(--oc-brand-accent, var(--oc-brand)); }
.oc-logo__img { height: 36px; width: auto; }

/* Nav */
.oc-nav { display: flex; align-items: center; }
.oc-nav__list { display: flex; align-items: center; gap: 4px; }
.oc-nav__item { position: relative; }
.oc-nav__link {
  display: flex; align-items: center; gap: 4px;
  padding: 6px 12px; border-radius: var(--oc-radius-sm);
  font-size: 14px; font-weight: 500; color: var(--oc-text-2);
  background: transparent; border: none;
  transition: all var(--oc-transition);
}
.oc-nav__link:hover, .oc-nav__link--active {
  background: var(--oc-surface); color: var(--oc-text);
}
.oc-nav__chevron { transition: transform var(--oc-transition); }
.oc-nav__item--has-dropdown:hover .oc-nav__chevron,
.oc-nav__link--dropdown[aria-expanded="true"] .oc-nav__chevron { transform: rotate(180deg); }

/* Dropdown mega menu */
.oc-nav__dropdown {
  position: absolute; top: 100%; left: 0;
  margin-top: 8px;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg); box-shadow: var(--oc-shadow-lg);
  min-width: 560px; padding: 16px;
  opacity: 0; pointer-events: none; visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--oc-transition);
  z-index: 100;
}
.oc-nav__dropdown::before {
  content: ''; position: absolute;
  top: -12px; left: 0; right: 0; height: 12px;
  background: transparent;
}
.oc-nav__item--has-dropdown:hover .oc-nav__dropdown,
.oc-nav__dropdown--open {
  opacity: 1; pointer-events: auto; visibility: visible; transform: translateY(0);
}
.oc-calc-dropdown__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px;
}
.oc-calc-dropdown__item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: var(--oc-radius);
  font-size: 13px; font-weight: 500; color: var(--oc-text-2);
  transition: all var(--oc-transition);
}
.oc-calc-dropdown__item:hover {
  background: var(--oc-brand-light); color: var(--oc-brand);
}
.oc-calc-dropdown__icon {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--oc-surface); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--oc-brand);
}
.oc-calc-dropdown__item:hover .oc-calc-dropdown__icon { background: var(--oc-brand-muted); }
.oc-calc-dropdown__count { font-family: var(--oc-mono); font-size: 11px; color: var(--oc-text-3); margin-left: auto; }

/* Header actions */
.oc-header__actions { display: flex; align-items: center; gap: 6px; }

/* Icon button */
.oc-icon-btn {
  width: 36px; height: 36px; border-radius: var(--oc-radius);
  background: transparent; border: none; color: var(--oc-text-2);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--oc-transition);
}
.oc-icon-btn:hover { background: var(--oc-surface); color: var(--oc-text); }

/* Dark mode toggle icons */
.oc-icon-moon { display: none; }
.dark .oc-icon-sun  { display: none; }
.dark .oc-icon-moon { display: block; }

/* ─── 7. Language Switcher ──────────────────────────────────────────────── */
.oc-lang-switcher { position: relative; }
.oc-lang-switcher__btn {
  display: inline-flex; align-items: center; gap: 6px;
  height: 36px; padding: 0 12px; border-radius: var(--oc-radius);
  background: var(--oc-surface); border: 1px solid var(--oc-border);
  font-family: var(--oc-mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.3px; text-transform: uppercase;
  color: var(--oc-text-2); cursor: pointer;
  transition: all var(--oc-transition);
}
.oc-lang-switcher__btn svg { color: var(--oc-brand); transition: transform var(--oc-transition); }
.oc-lang-switcher__btn:hover {
  background: var(--oc-brand-light); border-color: var(--oc-brand-muted);
  color: var(--oc-brand);
}
.oc-lang-switcher:hover .oc-lang-switcher__btn svg { transform: rotate(15deg); }
.oc-lang-switcher__dropdown {
  position: absolute; top: 100%; right: 0;
  margin-top: 6px;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg); box-shadow: var(--oc-shadow);
  min-width: 160px; padding: 6px; z-index: 200;
  opacity: 0; pointer-events: none; visibility: hidden; transform: translateY(-4px);
  transition: all var(--oc-transition);
}
.oc-lang-switcher__dropdown::before {
  content: ''; position: absolute;
  top: -10px; left: 0; right: 0; height: 10px;
  background: transparent;
}
.oc-lang-switcher:hover .oc-lang-switcher__dropdown,
.oc-lang-switcher--open .oc-lang-switcher__dropdown {
  opacity: 1; pointer-events: auto; visibility: visible; transform: translateY(0);
}
.oc-lang-switcher__dropdown { list-style: none; margin: 0; }
.oc-lang-switcher__dropdown li { list-style: none; margin: 0; padding: 0; }
.oc-lang-option {
  width: 100%;
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border-radius: var(--oc-radius-sm);
  background: transparent; border: none; text-align: left;
  font-family: var(--oc-font); font-size: 13px; font-weight: 500;
  color: var(--oc-text-2); cursor: pointer;
  transition: all var(--oc-transition);
}
.oc-lang-option:hover { background: var(--oc-surface); color: var(--oc-text); }
.oc-lang-option--active { background: var(--oc-brand-light); color: var(--oc-brand); }
.oc-lang-option__flag { font-size: 16px; line-height: 1; }
.oc-lang-option__label { flex: 1; }
.oc-lang-option__check { color: var(--oc-brand); display: inline-flex; }
.oc-lang-option__code { font-family: var(--oc-mono); font-size: 11px; color: var(--oc-text-3); margin-left: auto; }

/* ─── 8. User menu ──────────────────────────────────────────────────────── */
.oc-user-menu { position: relative; }
.oc-user-menu__btn {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 8px; border-radius: var(--oc-radius);
  background: transparent; border: 1px solid var(--oc-border);
  transition: all var(--oc-transition);
}
.oc-user-menu__btn:hover { border-color: var(--oc-brand-muted); background: var(--oc-brand-light); }
.oc-user-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--oc-brand); color: #fff;
  font-family: var(--oc-mono); font-size: 12px; font-weight: 500;
  display: flex; align-items: center; justify-content: center;
}
.oc-user-menu__dropdown {
  position: absolute; top: 100%; right: 0;
  margin-top: 8px;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg); box-shadow: var(--oc-shadow-lg);
  min-width: 200px; padding: 8px; z-index: 200;
  opacity: 0; pointer-events: none; visibility: hidden; transform: translateY(-4px);
  transition: all var(--oc-transition);
}
.oc-user-menu__dropdown::before {
  content: ''; position: absolute;
  top: -12px; left: 0; right: 0; height: 12px;
  background: transparent;
}
.oc-user-menu:hover .oc-user-menu__dropdown,
.oc-user-menu--open .oc-user-menu__dropdown {
  opacity: 1; pointer-events: auto; visibility: visible; transform: translateY(0);
}
.oc-user-menu__header {
  padding: 10px 12px 8px; border-bottom: 1px solid var(--oc-border); margin-bottom: 6px;
}
.oc-user-menu__header strong { display: block; font-size: 13px; color: var(--oc-text); }
.oc-user-plan {
  font-family: var(--oc-mono); font-size: 11px; color: var(--oc-brand);
  background: var(--oc-brand-light); padding: 2px 6px; border-radius: 4px;
  display: inline-block; margin-top: 3px;
}
.oc-user-menu__list { padding-bottom: 4px; }
.oc-user-menu__list a {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; border-radius: var(--oc-radius-sm);
  font-size: 13px; color: var(--oc-text-2);
  transition: all var(--oc-transition);
}
.oc-user-menu__list a:hover { background: var(--oc-surface); color: var(--oc-text); }
.oc-user-menu__divider { border-top: 1px solid var(--oc-border); margin: 6px 0; }

/* ─── 8b. Preference switcher ───────────────────────────────────────────── */
.oc-pref-switcher { position: relative; }
.oc-pref-switcher__btn { position: relative; display: inline-flex; align-items: center; gap: 4px; }
.oc-pref-switcher__badge {
  font-family: var(--oc-mono); font-size: 10px; font-weight: 700;
  color: var(--oc-brand); background: var(--oc-brand-light);
  padding: 1px 5px; border-radius: 4px;
}
.oc-pref-switcher__dropdown {
  position: absolute; top: 100%; right: 0; margin-top: 8px;
  min-width: 240px; background: var(--oc-elevated);
  border: 1px solid var(--oc-border); border-radius: var(--oc-radius-lg);
  box-shadow: var(--oc-shadow-lg); padding: 12px; z-index: 200;
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: all var(--oc-transition);
}
.oc-pref-switcher--open .oc-pref-switcher__dropdown,
.oc-pref-switcher:hover .oc-pref-switcher__dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.oc-pref-switcher__row {
  display: flex; flex-direction: column; gap: 4px;
  padding: 8px 4px;
}
.oc-pref-switcher__row + .oc-pref-switcher__row {
  border-top: 1px solid var(--oc-border);
}
.oc-pref-switcher__row label {
  font-size: 11px; font-weight: 600; color: var(--oc-text-3);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.oc-pref-switcher__row select {
  width: 100%; padding: 8px 10px; font-size: 13px;
  background: var(--oc-surface); border: 1px solid var(--oc-border);
  border-radius: 6px; color: var(--oc-text); cursor: pointer;
}
@media (max-width: 576px) {
  .oc-pref-switcher__dropdown { right: auto; left: 0; }
}

/* ─── 9. Mobile nav ─────────────────────────────────────────────────────── */
.oc-mobile-only { display: none; }
.oc-mobile-nav {
  display: none; position: fixed; top: var(--oc-header-h); left: 0; right: 0; bottom: 0;
  background: var(--oc-elevated); z-index: 490; overflow-y: auto;
  padding: 16px; border-top: 1px solid var(--oc-border);
}
.oc-mobile-nav--open { display: block; }
.oc-mobile-close {
  position: absolute; top: 12px; right: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  background: transparent; border: 1px solid var(--oc-border);
  border-radius: 10px; color: var(--oc-text-2); cursor: pointer;
  transition: all var(--oc-transition); z-index: 1;
}
.oc-mobile-close:hover { background: var(--oc-surface); color: var(--oc-text); }
.oc-mobile-nav__search { margin-bottom: 16px; padding-right: 56px; }
.oc-mobile-nav__body { display: flex; flex-direction: column; gap: 2px; }
.oc-mobile-nav__link {
  display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 14px 12px; border-radius: 8px;
  background: transparent; border: none; cursor: pointer;
  font-family: var(--oc-font); font-size: 15px; font-weight: 500;
  color: var(--oc-text); text-align: left;
  transition: background var(--oc-transition);
}
.oc-mobile-nav__link:hover,
.oc-mobile-nav__link:focus-visible { background: var(--oc-surface); }
.oc-mobile-nav__link > span:first-of-type { flex: 1; }
.oc-mobile-nav__chevron {
  display: inline-flex; transition: transform 300ms ease;
  color: var(--oc-text-3);
}
.oc-mobile-nav__item--has-children.is-open .oc-mobile-nav__chevron { transform: rotate(180deg); }
.oc-mobile-nav__sub { padding-left: 30px; }
.oc-mobile-nav__sub-link {
  display: block; padding: 10px 12px; border-radius: 6px;
  font-size: 14px; color: var(--oc-text-2);
  transition: all var(--oc-transition);
}
.oc-mobile-nav__sub-link:hover { background: var(--oc-surface); color: var(--oc-text); }
.oc-mobile-nav__sub-link--all { color: var(--oc-brand); font-weight: 600; }
.oc-mobile-nav__footer {
  display: flex; flex-direction: column; gap: 8px;
  margin-top: 16px; padding-top: 16px;
  border-top: 1px solid var(--oc-border);
}

/* Hamburger: show bars when closed, X when open */
#oc-mobile-menu-toggle .oc-icon-close { display: none; }
#oc-mobile-menu-toggle[aria-expanded="true"] .oc-icon-menu { display: none; }
#oc-mobile-menu-toggle[aria-expanded="true"] .oc-icon-close { display: inline-flex; }

/* ─── 10. Search overlay ────────────────────────────────────────────────── */
.oc-search-overlay {
  display: none; position: fixed; inset: 0; z-index: 600;
  align-items: flex-start; padding-top: 80px;
}
.oc-search-overlay--open { display: flex; }
.oc-search-overlay__inner { position: relative; z-index: 2; width: 100%; max-width: 600px; margin-inline: auto; }
.oc-search-overlay__box {
  display: flex; align-items: center; gap: 12px;
  background: var(--oc-elevated); border: 2px solid var(--oc-brand);
  border-radius: var(--oc-radius-xl); padding: 12px 16px;
  box-shadow: var(--oc-shadow-lg);
}
.oc-search-overlay__box svg { color: var(--oc-text-3); flex-shrink: 0; }
#oc-global-search {
  flex: 1; border: none; outline: none; background: transparent;
  font-family: var(--oc-font); font-size: 16px; color: var(--oc-text);
}
.oc-search-kbd {
  font-family: var(--oc-mono); font-size: 11px; color: var(--oc-text-3);
  background: var(--oc-surface); border: 1px solid var(--oc-border);
  padding: 2px 6px; border-radius: 4px; flex-shrink: 0;
}
.oc-search-overlay__results {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg); margin-top: 8px; box-shadow: var(--oc-shadow);
  max-height: 400px; overflow-y: auto;
}
.oc-search-result-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--oc-border);
  font-size: 14px; color: var(--oc-text-2); cursor: pointer;
  transition: all var(--oc-transition);
}
.oc-search-result-item:last-child { border-bottom: none; }
.oc-search-result-item:hover,
.oc-search-result-item.is-active { background: var(--oc-brand-light); color: var(--oc-brand); }
.oc-search-result-item__cat {
  font-family: var(--oc-mono); font-size: 10px;
  color: var(--oc-text-3); margin-left: auto;
  text-transform: capitalize; letter-spacing: 0.3px;
  flex-shrink: 0;
}
.oc-search-empty {
  padding: 24px 16px;
  text-align: center;
  font-size: 13.5px;
  color: var(--oc-text-3);
}
.oc-search-overlay__backdrop {
  position: absolute; inset: 0; background: rgba(0,0,0,.5); backdrop-filter: blur(4px);
}

/* ─── 11. Buttons ───────────────────────────────────────────────────────── */
.oc-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 18px; border-radius: var(--oc-radius);
  font-family: var(--oc-font); font-size: 14px; font-weight: 600;
  letter-spacing: -0.2px; cursor: pointer; border: none; text-decoration: none;
  transition: all var(--oc-transition); white-space: nowrap; line-height: 1;
}
.oc-btn:disabled { opacity: .5; pointer-events: none; }

.oc-btn--primary   { background: var(--oc-brand); color: #fff; }
.oc-btn--primary:hover { background: var(--oc-brand-hover); color: #fff; }

.oc-btn--secondary { background: var(--oc-surface); color: var(--oc-text); border: 1px solid var(--oc-border-strong); }
.oc-btn--secondary:hover { background: var(--oc-border); color: var(--oc-text); }

.oc-btn--outline   { background: transparent; color: var(--oc-brand); border: 1.5px solid var(--oc-brand); }
.oc-btn--outline:hover { background: var(--oc-brand-light); }

.oc-btn--ghost     { background: transparent; color: var(--oc-text-2); border: 1px solid transparent; }
.oc-btn--ghost:hover { background: var(--oc-surface); color: var(--oc-text); }

.oc-btn--danger    { background: var(--oc-error); color: #fff; }
.oc-btn--danger:hover { background: #B91C1C; }

.oc-btn--sm  { padding: 6px 12px; font-size: 13px; border-radius: var(--oc-radius-sm); }
.oc-btn--lg  { padding: 12px 24px; font-size: 15px; border-radius: var(--oc-radius-lg); }
.oc-btn--xl  { padding: 14px 28px; font-size: 16px; border-radius: var(--oc-radius-lg); }
.oc-btn--full { width: 100%; justify-content: center; }

.oc-btn--loading { position: relative; color: transparent !important; pointer-events: none; }
.oc-btn--loading::after {
  content: ''; position: absolute; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.4); border-top-color: #fff;
  border-radius: 50%; animation: oc-spin .7s linear infinite;
}

/* ─── 12. Badges & Tags ─────────────────────────────────────────────────── */
.oc-tag {
  display: inline-flex; align-items: center; gap: 4px;
  font-family: var(--oc-mono); font-size: 11px; font-weight: 500;
  padding: 3px 8px; border-radius: 4px; letter-spacing: 0.2px;
  background: var(--oc-surface); color: var(--oc-text-2);
  border: 1px solid var(--oc-border);
}
.oc-tag--brand  { background: var(--oc-brand-light); color: var(--oc-brand); border-color: var(--oc-brand-muted); }
.oc-tag--ai     { background: #EEF2FF; color: #4338CA; border-color: #C7D2FE; }
.oc-tag--pro    { background: #FEF3C7; color: #92400E; border-color: #FDE68A; }
.oc-tag--free   { background: var(--oc-success-bg); color: var(--oc-success); border-color: #BBF7D0; }

.oc-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 500; color: var(--oc-text-3);
  padding: 3px 8px; border: 1px solid var(--oc-border); border-radius: 99px;
  text-transform: capitalize;
}
.oc-badge--success { background: var(--oc-success-bg); color: var(--oc-success); border-color: #BBF7D0; }
.oc-badge--warn    { background: #FFFBEB; color: #92400E; border-color: #FDE68A; }
.oc-badge--error   { background: #FEF2F2; color: #991B1B; border-color: #FECACA; }
.oc-badge--info    { background: var(--oc-brand-light); color: var(--oc-brand); border-color: var(--oc-brand-muted); }

/* ─── 13. Forms ─────────────────────────────────────────────────────────── */
.oc-form-group { display: flex; flex-direction: column; gap: 5px; }
.oc-label {
  font-size: 12px; font-weight: 600; color: var(--oc-text-2); letter-spacing: 0.1px;
}
.oc-label--required::after { content: ' *'; color: var(--oc-error); }

.oc-input, .oc-select, .oc-textarea {
  width: 100%; background: var(--oc-bg);
  border: 1.5px solid var(--oc-border); border-radius: var(--oc-radius);
  padding: 9px 12px; font-family: var(--oc-font); font-size: 14px;
  font-weight: 500; color: var(--oc-text); outline: none;
  transition: border-color var(--oc-transition), box-shadow var(--oc-transition);
}
.oc-input--mono { font-family: var(--oc-mono); }
.oc-input:focus, .oc-select:focus, .oc-textarea:focus {
  border-color: var(--oc-brand); box-shadow: 0 0 0 3px rgba(5,150,105,.12);
}
.oc-input--error { border-color: var(--oc-error); }
.oc-input--error:focus { box-shadow: 0 0 0 3px rgba(220,38,38,.12); }
.oc-input--success { border-color: var(--oc-success); }

.oc-input-prefix { display: flex; }
.oc-input-prefix .oc-input-addon {
  background: var(--oc-surface); border: 1.5px solid var(--oc-border);
  border-right: none; border-radius: var(--oc-radius) 0 0 var(--oc-radius);
  padding: 9px 12px; font-size: 13px; color: var(--oc-text-3); white-space: nowrap;
}
.oc-input-prefix .oc-input { border-radius: 0 var(--oc-radius) var(--oc-radius) 0; }

.oc-field-hint { font-size: 12px; color: var(--oc-text-3); }
.oc-field-error { font-size: 12px; color: var(--oc-error); display: flex; align-items: center; gap: 4px; }

.oc-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23A1A1AA' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }

.oc-checkbox, .oc-radio { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.oc-checkbox input, .oc-radio input { width: 16px; height: 16px; accent-color: var(--oc-brand); }
.oc-checkbox span, .oc-radio span { font-size: 14px; color: var(--oc-text-2); }

/* Range slider */
.oc-range { width: 100%; height: 6px; appearance: none; background: var(--oc-border); border-radius: 99px; outline: none; }
.oc-range::-webkit-slider-thumb { appearance: none; width: 18px; height: 18px; border-radius: 50%; background: var(--oc-brand); cursor: pointer; box-shadow: var(--oc-shadow-sm); }

/* ─── 14. Alerts ─────────────────────────────────────────────────────────── */
.oc-alert {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; border-radius: var(--oc-radius); font-size: 13px;
  border: 1px solid transparent;
}
.oc-alert svg { flex-shrink: 0; margin-top: 1px; }
.oc-alert--success { background: var(--oc-success-bg); color: var(--oc-success); border-color: #BBF7D0; }
.oc-alert--warning { background: var(--oc-warning-bg); color: var(--oc-warning); border-color: #FDE68A; }
.oc-alert--error   { background: var(--oc-error-bg);   color: var(--oc-error);   border-color: #FECACA; }
.oc-alert--info    { background: var(--oc-brand-light); color: var(--oc-brand);   border-color: var(--oc-brand-muted); }

/* ─── 15. Cards ──────────────────────────────────────────────────────────── */
.oc-card {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); padding: 20px;
  transition: all var(--oc-transition);
}
.oc-card--hover:hover {
  border-color: var(--oc-brand-muted); box-shadow: var(--oc-shadow-brand);
  transform: translateY(-2px);
}
.oc-card--flat { box-shadow: none; }

/* Calculator card */
.oc-calc-card {
  display: flex; align-items: center; gap: 14px;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); padding: 18px 20px;
  transition: all var(--oc-transition); text-decoration: none; color: inherit;
  position: relative;
}
.oc-calc-card:hover {
  border-color: var(--oc-brand-muted); box-shadow: var(--oc-shadow-brand);
  transform: translateY(-2px); color: inherit;
}
.oc-calc-card__icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--oc-brand-light); display: flex; align-items: center; justify-content: center;
  color: var(--oc-brand); flex-shrink: 0;
  transition: all var(--oc-transition);
}
.oc-calc-card:hover .oc-calc-card__icon { background: var(--oc-brand); color: #fff; }
.oc-calc-card__body { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 1; }
.oc-calc-card__title { font-size: 15px; font-weight: 700; letter-spacing: -0.3px; color: var(--oc-text); }
.oc-calc-card__desc  { font-size: 12.5px; color: var(--oc-text-2); line-height: 1.45; }
.oc-calc-card__arrow { color: var(--oc-text-3); flex-shrink: 0; transition: all var(--oc-transition); }
.oc-calc-card:hover .oc-calc-card__arrow { color: var(--oc-brand); transform: translateX(3px); }
.oc-calc-card__footer { display: flex; align-items: center; justify-content: space-between; }

/* ─── 16. Typography / Prose ─────────────────────────────────────────────── */
.oc-prose { line-height: 1.7; }
.oc-prose h1, .oc-prose h2, .oc-prose h3, .oc-prose h4 {
  font-weight: 700; letter-spacing: -0.4px; color: var(--oc-text); margin: 1.5em 0 .5em;
}
.oc-prose h1 { font-size: 2rem; }
.oc-prose h2 { font-size: 1.5rem; }
.oc-prose h3 { font-size: 1.25rem; }
.oc-prose h4 { font-size: 1rem; }
.oc-prose p  { margin-bottom: 1em; color: var(--oc-text-2); }
.oc-prose ul, .oc-prose ol { padding-left: 1.5em; margin-bottom: 1em; }
.oc-prose ul { list-style: disc; }
.oc-prose ol { list-style: decimal; }
.oc-prose li { color: var(--oc-text-2); margin-bottom: .25em; }
.oc-prose a  { color: var(--oc-brand); text-decoration: underline; text-underline-offset: 2px; }
.oc-prose code {
  font-family: var(--oc-mono); font-size: .875em;
  background: var(--oc-surface); padding: 2px 6px; border-radius: 4px; color: var(--oc-brand);
}
.oc-prose pre { background: var(--oc-text); color: #e4e4e7; padding: 16px; border-radius: var(--oc-radius-lg); overflow-x: auto; margin-bottom: 1em; }
.oc-prose pre code { background: transparent; color: inherit; padding: 0; }
.oc-prose blockquote { border-left: 3px solid var(--oc-brand); padding-left: 16px; color: var(--oc-text-2); font-style: italic; }
.oc-prose table { width: 100%; border-collapse: collapse; margin-bottom: 1em; font-size: 14px; }
.oc-prose th, .oc-prose td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--oc-border); }
.oc-prose th { font-weight: 700; background: var(--oc-surface); }
.oc-prose img { border-radius: var(--oc-radius); margin: 1em 0; }
.oc-prose hr { border: none; border-top: 1px solid var(--oc-border); margin: 2em 0; }

/* ─── 17. Hero section ───────────────────────────────────────────────────── */
.oc-hero {
  background: linear-gradient(180deg, #F0FDF4 0%, #F6FCF7 45%, var(--oc-bg) 100%);
  padding: 72px 0 56px; text-align: center; position: relative; overflow: hidden;
}
.oc-hero__bg {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 0;
}
.oc-hero__blob {
  position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55;
}
.oc-hero__blob--1 {
  top: -100px; right: -80px; width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(5,150,105,.22), transparent 70%);
}
.oc-hero__blob--2 {
  bottom: -120px; left: -60px; width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(16,185,129,.18), transparent 70%);
}
.oc-hero .oc-container { position: relative; z-index: 1; }
.oc-hero__inner { max-width: 760px; margin: 0 auto; }
.oc-hero__kicker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: rgba(5,150,105,.08); border: 1px solid rgba(5,150,105,.18);
  color: var(--oc-brand);
  font-family: var(--oc-mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.2px; margin-bottom: 20px;
}
.oc-hero__kicker svg { color: var(--oc-brand); }
.oc-hero__eyebrow {
  font-family: var(--oc-mono); font-size: 12px; font-weight: 500;
  letter-spacing: 1.5px; text-transform: uppercase; color: var(--oc-brand);
  margin-bottom: 16px;
}
.oc-hero__title {
  font-family: var(--oc-font);
  font-size: clamp(2.2rem, 5.5vw, 3.6rem); font-weight: 700;
  letter-spacing: -1.8px; line-height: 1.05; color: var(--oc-text);
  margin-bottom: 18px;
}
.oc-hero__title em { font-style: normal; color: var(--oc-brand); }
.oc-hero__title span { color: var(--oc-brand); }
.oc-hero__sub {
  font-size: 17px; color: var(--oc-text-2); max-width: 600px;
  margin: 0 auto 28px; line-height: 1.6;
}
.oc-search-kbd {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  font-family: var(--oc-mono); font-size: 12px; font-weight: 500;
  padding: 3px 8px; border-radius: 6px;
  background: var(--oc-surface); border: 1px solid var(--oc-border);
  color: var(--oc-text-3); pointer-events: none;
}
.oc-hero__chips {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  flex-wrap: wrap; margin: 0 auto 36px; max-width: 640px;
}
.oc-hero__chips-label {
  font-family: var(--oc-mono); font-size: 12px; color: var(--oc-text-3);
  letter-spacing: 0.2px;
}
.oc-hero__chip {
  padding: 6px 14px; border-radius: 999px;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  font-size: 13px; font-weight: 500; color: var(--oc-text-2);
  text-decoration: none; transition: all var(--oc-transition);
}
.oc-hero__chip:hover {
  background: var(--oc-brand); border-color: var(--oc-brand);
  color: #fff; transform: translateY(-1px);
}
.oc-hero__search {
  display: flex; flex-direction: column; gap: 8px;
  max-width: 520px; margin: 0 auto 32px; position: relative;
}
.oc-search-input-wrap {
  position: relative; display: flex; align-items: center;
  background: var(--oc-elevated);
  border: 1.5px solid var(--oc-brand-muted); border-radius: 12px;
  box-shadow: var(--oc-shadow-brand);
  transition: border-color var(--oc-transition), box-shadow var(--oc-transition);
}
.oc-search-input-wrap:focus-within {
  border-color: var(--oc-brand); box-shadow: 0 0 0 3px rgba(5,150,105,.12);
}
.oc-search-icon {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  color: var(--oc-text-3); pointer-events: none;
}
/* Default padding for any input inside .oc-search-input-wrap so the icon doesn't overlap text. */
.oc-search-input-wrap input[type="search"],
.oc-search-input-wrap input[type="text"] {
  width: 100%; border: none; outline: none;
  padding: 12px 16px 12px 44px;
  font-family: var(--oc-font); font-weight: 500; letter-spacing: -0.3px;
  font-size: 15px; background: transparent; color: var(--oc-text);
  border-radius: 12px;
}
.oc-search-input-wrap input::placeholder { color: var(--oc-text-3); font-weight: 500; }
.oc-hero__search input[type="search"] { padding: 16px 56px 16px 46px; }

/* ── All Calculators filter bar ─────────────────────── */
.oc-allcalc-filter {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin-top: 20px;
}
.oc-allcalc-filter .oc-search-input-wrap { flex: 1; min-width: 240px; }
.oc-allcalc-filter__select {
  height: 48px; padding: 0 36px 0 14px;
  background: var(--oc-elevated) no-repeat right 12px center / 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m19.5 8.25-7.5 7.5-7.5-7.5'/%3E%3C/svg%3E");
  border: 1.5px solid var(--oc-border); border-radius: 12px;
  font-family: var(--oc-font); font-size: 14px; font-weight: 500;
  color: var(--oc-text); cursor: pointer;
  appearance: none; -webkit-appearance: none;
  transition: border-color var(--oc-transition);
}
.oc-allcalc-filter__select:hover,
.oc-allcalc-filter__select:focus { border-color: var(--oc-brand); outline: none; }
.oc-allcalc-filter__count {
  font-size: 13px; color: var(--oc-text-3); font-family: var(--oc-mono);
  white-space: nowrap;
}
.oc-cat-section { margin-top: 40px; }
.oc-cat-section__head {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 1px solid var(--oc-border);
}
.oc-cat-section__icon { color: var(--oc-brand); display: inline-flex; }
.oc-cat-section__title { font-size: 1.25rem; font-weight: 700; margin: 0; color: var(--oc-text); }
.oc-cat-section__count {
  margin-left: auto; font-family: var(--oc-mono); font-size: 12px;
  background: var(--oc-surface); color: var(--oc-text-3);
  padding: 2px 8px; border-radius: 999px;
}
@media (max-width: 576px) {
  .oc-allcalc-filter { gap: 8px; }
  .oc-allcalc-filter__select { width: 100%; }
  .oc-allcalc-filter__count { width: 100%; }
}
.oc-search-results {
  position: absolute;
  top: calc(100% + 8px); left: 0; right: 0;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: 12px; box-shadow: var(--oc-shadow-lg);
  max-height: 360px; overflow-y: auto; text-align: left;
  z-index: 50;
  padding: 4px;
  display: none;
}
.oc-search-results.is-open { display: block; }
.oc-search-results:empty { display: none; }
.oc-hero-results__item {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  padding: 10px 14px; border-radius: 8px;
  color: var(--oc-text-2); text-decoration: none;
  transition: all var(--oc-transition);
}
.oc-hero-results__item:hover,
.oc-hero-results__item.is-active {
  background: var(--oc-brand-light);
  color: var(--oc-brand);
}
.oc-hero-results__name {
  font-size: 14px; font-weight: 600;
  letter-spacing: -0.2px;
  color: var(--oc-text);
}
.oc-hero-results__item:hover .oc-hero-results__name,
.oc-hero-results__item.is-active .oc-hero-results__name {
  color: var(--oc-brand);
}
.oc-hero-results__cat {
  font-family: var(--oc-font-mono, var(--oc-mono));
  font-size: 11px;
  color: var(--oc-text-3);
  text-transform: capitalize;
  letter-spacing: 0.2px;
  flex-shrink: 0;
}
.oc-hero-results__empty {
  padding: 20px 14px;
  text-align: center;
  font-size: 13.5px;
  color: var(--oc-text-3);
}
.oc-hero__stats {
  display: flex; justify-content: center; gap: clamp(16px, 4vw, 48px);
  flex-wrap: wrap; padding-top: 8px;
  border-top: 1px dashed var(--oc-border); padding-top: 28px;
}
.oc-hero__stat {
  text-align: center; display: flex; flex-direction: column; gap: 2px;
}
.oc-hero__stat strong {
  font-family: var(--oc-mono); font-size: 22px; font-weight: 500;
  letter-spacing: -0.5px; color: var(--oc-text);
}
.oc-hero__stat span { font-size: 12px; color: var(--oc-text-3); }
.oc-hero__stat-num {
  font-family: var(--oc-mono); font-size: 22px; font-weight: 500;
  letter-spacing: -0.5px; color: var(--oc-text);
}
.oc-hero__stat-label { font-size: 12px; color: var(--oc-text-3); margin-top: 2px; }

/* ─── 18. Section headings ───────────────────────────────────────────────── */
.oc-section { padding: 64px 0; }
.oc-section + .oc-section { border-top: 1px solid var(--oc-border); }
.oc-section--alt { background: var(--oc-surface-2, #f8faf8); }
.oc-section-label {
  font-family: var(--oc-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 1.5px; text-transform: uppercase; color: var(--oc-brand); margin-bottom: 8px;
}
/* BEM alias — used in templates */
.oc-section__title,
.oc-section-title {
  font-size: clamp(1.5rem, 2.8vw, 2rem); font-weight: 700;
  letter-spacing: -0.6px; color: var(--oc-text); margin: 0 0 8px;
}
.oc-section__head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 24px; flex-wrap: wrap; margin-bottom: 28px;
}
.oc-section__head--centered {
  justify-content: center; text-align: center; flex-direction: column;
  align-items: center;
}
.oc-section__head > div { min-width: 0; }
.oc-section__eyebrow {
  display: inline-block;
  font-family: var(--oc-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 1.5px; text-transform: uppercase; color: var(--oc-brand);
  margin-bottom: 8px;
}
.oc-section__desc {
  font-size: 15px; color: var(--oc-text-2); max-width: 560px;
  margin: 6px 0 0; line-height: 1.6;
}
.oc-section__head--centered .oc-section__desc { margin-inline: auto; }
.oc-section__link {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--oc-mono); font-size: 13px; font-weight: 500;
  color: var(--oc-brand); text-decoration: none; flex-shrink: 0;
  transition: transform var(--oc-transition);
}
.oc-section__link:hover { transform: translateX(3px); color: var(--oc-brand-hover); }

/* ─── Trust bar ─────────────────────────────────────────────────────────── */
.oc-trustbar {
  border-top: 1px solid var(--oc-border);
  border-bottom: 1px solid var(--oc-border);
  background: var(--oc-elevated);
}
.oc-trustbar__list {
  display: flex; justify-content: center; align-items: center;
  gap: clamp(16px, 3vw, 40px); flex-wrap: wrap;
  padding: 16px 0; margin: 0; list-style: none;
}
.oc-trustbar__list li {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--oc-mono); font-size: 12.5px; font-weight: 500;
  color: var(--oc-text-2); letter-spacing: 0.2px;
}
.oc-trustbar__list svg { color: var(--oc-brand); flex-shrink: 0; }

/* ─── How-it-works steps ───────────────────────────────────────────────── */
.oc-steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  counter-reset: step;
}
.oc-step {
  position: relative; padding: 32px 24px 24px;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl);
  display: flex; flex-direction: column; gap: 10px;
  transition: all var(--oc-transition);
}
.oc-step:hover {
  border-color: var(--oc-brand-muted); box-shadow: var(--oc-shadow-brand);
  transform: translateY(-2px);
}
.oc-step__num {
  position: absolute; top: 16px; right: 20px;
  font-family: var(--oc-mono); font-size: 28px; font-weight: 500;
  letter-spacing: -1px; color: var(--oc-brand-muted); opacity: .6;
}
.oc-step__icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--oc-brand-light); display: flex; align-items: center; justify-content: center;
  color: var(--oc-brand);
}
.oc-step h3 { font-size: 17px; font-weight: 700; letter-spacing: -0.3px; color: var(--oc-text); margin: 0; }
.oc-step p { font-size: 14px; color: var(--oc-text-2); line-height: 1.6; margin: 0; }

/* ─── Final CTA band ───────────────────────────────────────────────────── */
.oc-cta-final {
  padding: 64px 0;
  background: linear-gradient(135deg, var(--oc-brand) 0%, var(--oc-brand-hover, #047857) 100%);
  color: #fff; text-align: center; position: relative; overflow: hidden;
}
.oc-cta-final::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(255,255,255,.08), transparent 50%),
              radial-gradient(circle at 80% 70%, rgba(255,255,255,.06), transparent 50%);
  pointer-events: none;
}
.oc-cta-final__inner {
  position: relative; max-width: 640px; margin: 0 auto;
}
.oc-cta-final h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem); font-weight: 700;
  letter-spacing: -0.8px; color: #fff; margin: 0 0 12px;
}
.oc-cta-final p { font-size: 16px; color: rgba(255,255,255,.85); margin: 0 0 28px; }
.oc-cta-final__actions {
  display: flex; justify-content: center; gap: 12px; flex-wrap: wrap;
}
.oc-cta-final .oc-btn--primary {
  background: #fff; color: var(--oc-brand);
  padding: 12px 24px; font-size: 15px; font-weight: 600;
}
.oc-cta-final .oc-btn--primary:hover { background: #F0FDF4; color: var(--oc-brand-hover); }
.oc-cta-final .oc-btn--ghost {
  background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.25);
  padding: 12px 24px; font-size: 15px;
}
.oc-cta-final .oc-btn--ghost:hover { background: rgba(255,255,255,.18); color: #fff; }

/* ── Screen-reader-only (a11y) ────────────────────────── */
.oc-sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

/* ── Hero 3-tier CTA row ──────────────────────────────── */
.oc-hero__actions {
  display: flex; gap: 10px; flex-wrap: wrap;
  justify-content: center; margin: 20px 0 28px;
}

/* ── Problem → Recommendation (U3) ────────────────────── */
.oc-problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}
.oc-problem-card {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  background: var(--oc-surface); border: 1px solid var(--oc-border); border-radius: var(--oc-radius);
  text-decoration: none; color: var(--oc-text);
  transition: all .15s;
}
.oc-problem-card:hover {
  border-color: var(--oc-brand);
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
  transform: translateY(-1px);
}
.oc-problem-card__icon {
  flex-shrink: 0; width: 36px; height: 36px; border-radius: 8px;
  background: rgba(16, 185, 129, .1); color: var(--oc-brand);
  display: flex; align-items: center; justify-content: center;
}
.oc-problem-card__q {
  flex: 1; font-size: 14.5px; font-weight: 500; color: var(--oc-text);
}
.oc-problem-card__arrow { color: var(--oc-text-3); flex-shrink: 0; }

/* ── AI demo section (R3) ─────────────────────────────── */
.oc-section--ai { overflow: hidden; }
.oc-ai-demo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px; align-items: center;
}
@media (max-width: 768px) { .oc-ai-demo { grid-template-columns: 1fr; gap: 24px; } }
.oc-ai-demo__side .oc-section__title { margin: 8px 0 14px; }
.oc-ai-demo__bullets { list-style: none; margin: 20px 0 24px; padding: 0; }
.oc-ai-demo__bullets li {
  display: flex; align-items: flex-start; gap: 8px;
  margin-bottom: 10px; font-size: 14.5px; color: var(--oc-text-2);
}
.oc-ai-demo__bullets svg { flex-shrink: 0; color: var(--oc-brand); margin-top: 2px; }
.oc-ai-demo__actions { display: flex; gap: 10px; flex-wrap: wrap; }

.oc-ai-demo__chat {
  background: #fff; border: 1px solid var(--oc-border); border-radius: var(--oc-radius-lg);
  padding: 20px; box-shadow: 0 10px 30px rgba(0,0,0,.06);
}
.oc-ai-demo__chat-head {
  display: flex; align-items: center; gap: 8px;
  padding-bottom: 12px; margin-bottom: 14px;
  border-bottom: 1px solid var(--oc-border);
  font-size: 13px; color: var(--oc-text-2);
}
.oc-ai-demo__chat-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #10B981; box-shadow: 0 0 0 4px rgba(16,185,129,.15);
}
.oc-ai-demo__msg {
  padding: 12px 14px; border-radius: 12px; margin-bottom: 10px;
  font-size: 14px; line-height: 1.55; max-width: 90%;
}
.oc-ai-demo__msg--user { background: #EFF6FF; color: #1E3A8A; margin-left: auto; }
.oc-ai-demo__msg--ai   { background: #F3F4F6; color: var(--oc-text); }

/* ── Newsletter (R5) ──────────────────────────────────── */
.oc-cta-final__newsletter {
  margin-top: 32px; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.15);
  max-width: 520px; margin-inline: auto;
}
.oc-newsletter__copy { text-align: center; margin-bottom: 12px; }
.oc-newsletter__copy strong { display: block; color: #fff; font-size: 14px; margin-bottom: 2px; }
.oc-newsletter__copy span { color: rgba(255,255,255,.7); font-size: 12.5px; }
.oc-newsletter__row { display: flex; gap: 8px; }
.oc-newsletter__row input {
  flex: 1; padding: 10px 14px; border-radius: 8px;
  background: rgba(255,255,255,.95); border: 1px solid rgba(255,255,255,.3);
  color: var(--oc-text); font-size: 14px;
}
.oc-newsletter__status {
  min-height: 20px; margin-top: 8px; text-align: center;
  font-size: 12.5px; color: rgba(255,255,255,.8);
}
.oc-newsletter__status.is-ok  { color: #86efac; }
.oc-newsletter__status.is-err { color: #fca5a5; }
.oc-section-desc { font-size: 15px; color: var(--oc-text-2); max-width: 560px; }
.oc-section-header { margin-bottom: 32px; }
.oc-dashboard__section .oc-section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--oc-border);
}
.oc-dashboard__section .oc-section-header h2 { font-size: 16px; font-weight: 700; margin: 0; letter-spacing: -0.2px; }
.oc-dashboard__section .oc-section-header a { font-size: 13px; color: var(--oc-brand); font-weight: 500; }
.oc-section-header--center { text-align: center; }
.oc-section-header--center .oc-section-desc { margin-inline: auto; }

/* ─── 19. Grids ──────────────────────────────────────────────────────────── */
.oc-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.oc-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.oc-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* Calc cards grid */
.oc-calc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.oc-calc-card__name { font-size: 15px; font-weight: 700; letter-spacing: -0.3px; color: var(--oc-text); }

/* ─── 19b. Category grid (homepage) ─────────────────────────────────────── */
.oc-category-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px;
}
.oc-cat-card {
  display: flex; align-items: center; gap: 12px;
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg); padding: 16px 18px;
  text-decoration: none; color: inherit;
  transition: all var(--oc-transition);
}
.oc-cat-card:hover { border-color: var(--oc-brand-muted); box-shadow: var(--oc-shadow-brand); transform: translateY(-2px); color: inherit; }
.oc-cat-card__icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--oc-brand-light); display: flex; align-items: center; justify-content: center;
  color: var(--oc-brand); flex-shrink: 0;
  transition: all var(--oc-transition);
}
.oc-cat-card:hover .oc-cat-card__icon { background: var(--oc-brand); color: #fff; }
.oc-cat-card__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.oc-cat-card__name { font-size: 14px; font-weight: 600; color: var(--oc-text); }
.oc-cat-card__count { font-family: var(--oc-mono); font-size: 12px; color: var(--oc-text-3); }

/* ─── 19c. Features grid (homepage) ─────────────────────────────────────── */
.oc-features-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px;
}
.oc-feature {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg); padding: 28px 24px; display: flex; flex-direction: column; gap: 12px;
}
.oc-feature__icon { width: 48px; height: 48px; border-radius: 12px; background: var(--oc-brand-light); display: flex; align-items: center; justify-content: center; color: var(--oc-brand); }
.oc-feature h3 { font-size: 16px; font-weight: 700; color: var(--oc-text); margin: 0; }
.oc-feature p  { font-size: 14px; color: var(--oc-text-2); line-height: 1.6; margin: 0; }

/* ─── 20. Breadcrumb ─────────────────────────────────────────────────────── */
.oc-breadcrumb {
  font-family: var(--oc-font-mono, var(--oc-mono));
  font-size: 12.5px;
  letter-spacing: -0.1px;
  color: var(--oc-text-3);
  padding: 16px 0 0;
  margin: 0;
}
.oc-breadcrumb__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.oc-breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  line-height: 1;
}
.oc-breadcrumb a {
  color: var(--oc-text-3);
  text-decoration: none;
  transition: color var(--oc-transition);
}
.oc-breadcrumb a:hover { color: var(--oc-brand); }
.oc-breadcrumb__sep {
  display: inline-flex;
  align-items: center;
  color: var(--oc-border-strong);
  opacity: 0.7;
}
.oc-breadcrumb__sep svg { display: block; }
.oc-breadcrumb__item.is-current,
.oc-breadcrumb__item.is-current span,
.oc-breadcrumb__current {
  color: var(--oc-text);
  font-weight: 600;
}

/* ─── 21. Page content ───────────────────────────────────────────────────── */
.oc-main { min-height: calc(100vh - var(--oc-header-h) - 400px); padding: 32px 0; }
.oc-page-content__header { margin-bottom: 24px; }
.oc-page-content__title { font-size: 2rem; font-weight: 700; letter-spacing: -0.8px; }

/* ─── 22. Blog layout ─────────────────────────────────────────────────────── */
.oc-blog-layout { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.oc-posts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.oc-post-card {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); overflow: hidden;
  display: flex; flex-direction: column; color: inherit;
  transition: all var(--oc-transition);
}
.oc-post-card:hover {
  border-color: var(--oc-brand-muted); box-shadow: var(--oc-shadow-brand);
  transform: translateY(-2px); color: inherit;
}
.oc-post-card__thumb img,
.oc-post-card__img img,
.oc-post-card__img { width: 100%; height: 180px; object-fit: cover; display: block; }
.oc-post-card__body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.oc-post-card__body h3 { font-size: 16px; font-weight: 700; letter-spacing: -0.3px; color: var(--oc-text); margin: 0; line-height: 1.4; }
.oc-post-card__body p { font-size: 13px; color: var(--oc-text-2); line-height: 1.55; margin: 0; flex: 1; }
.oc-post-card__date { font-family: var(--oc-mono); font-size: 12px; color: var(--oc-text-3); margin-top: auto; }
.oc-post-card__meta { font-size: 12px; color: var(--oc-text-3); margin-bottom: 8px; }
.oc-post-card__title { font-size: 18px; font-weight: 700; letter-spacing: -0.4px; margin-bottom: 8px; }
.oc-post-card__title a { color: var(--oc-text); }
.oc-post-card__title a:hover { color: var(--oc-brand); }
.oc-post-card__excerpt { font-size: 14px; color: var(--oc-text-2); margin-bottom: 14px; }

/* Blog single */
.oc-post-single { max-width: 100%; }
.oc-post-single__header { margin-bottom: 24px; }
.oc-post-single__cats { display: flex; gap: 6px; margin-bottom: 10px; }
.oc-post-single__title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; letter-spacing: -0.8px; margin-bottom: 12px; }
.oc-post-single__meta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--oc-text-3); }
.oc-post-single__meta span { display: flex; align-items: center; gap: 5px; }
.oc-post-single__thumbnail { margin-bottom: 28px; border-radius: var(--oc-radius-xl); overflow: hidden; }
.oc-post-single__img { width: 100%; max-height: 480px; object-fit: cover; }
.oc-post-single__tags { margin-top: 20px; }

/* Sidebar */
.oc-sidebar-widget { background: var(--oc-elevated); border: 1px solid var(--oc-border); border-radius: var(--oc-radius-xl); padding: 18px 20px; margin-bottom: 16px; }
.oc-sidebar-widget__title { font-size: 14px; font-weight: 700; margin-bottom: 12px; }
.oc-sidebar-widget__list li { padding: 6px 0; border-bottom: 1px solid var(--oc-border); }
.oc-sidebar-widget__list li:last-child { border-bottom: none; }
.oc-sidebar-widget__list a { font-size: 13px; color: var(--oc-text-2); display: flex; align-items: center; gap: 6px; }
.oc-sidebar-widget__list a:hover { color: var(--oc-brand); }

/* ─── 23. Dashboard layout ────────────────────────────────────────────────── */
.oc-dashboard { padding: 28px 0 64px; }
.oc-dashboard__header { display: flex; align-items: center; gap: 18px; margin: 20px 0 24px; }
.oc-dashboard__avatar img { border-radius: 50%; border: 2px solid var(--oc-border); display: block; }
.oc-dashboard__header h1 { font-size: 24px; font-weight: 700; margin: 0 0 6px; letter-spacing: -0.4px; }
.oc-dashboard__stats { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; }
.oc-dashboard__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.oc-dashboard__section { background: var(--oc-elevated); border: 1px solid var(--oc-border); border-radius: var(--oc-radius-xl); padding: 20px; }
.oc-dashboard__nav { background: var(--oc-elevated); border-right: 1px solid var(--oc-border); padding: 24px 16px; position: sticky; top: var(--oc-header-h); height: calc(100vh - var(--oc-header-h)); overflow-y: auto; }
.oc-dashboard__content { padding: 32px; }
.oc-stat-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--oc-surface-2); border: 1px solid var(--oc-border);
  font-size: 13px; color: var(--oc-text-2);
}
.oc-stat-pill svg { color: var(--oc-brand); flex-shrink: 0; }
.oc-upgrade-banner {
  display: flex; align-items: center; gap: 14px;
  background: var(--oc-brand-light); border: 1px solid var(--oc-brand-muted);
  border-radius: var(--oc-radius-xl); padding: 16px 20px; margin-top: 28px;
}
.oc-upgrade-banner svg { color: var(--oc-brand); flex-shrink: 0; }
.oc-upgrade-banner > div { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.oc-upgrade-banner strong { font-size: 14px; color: var(--oc-text); }
.oc-upgrade-banner span { font-size: 13px; color: var(--oc-text-2); }
.oc-dash-nav__item { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: var(--oc-radius); font-size: 14px; color: var(--oc-text-2); margin-bottom: 2px; transition: all var(--oc-transition); }
.oc-dash-nav__item:hover, .oc-dash-nav__item--active { background: var(--oc-brand-light); color: var(--oc-brand); }
.oc-dash-nav__item svg { flex-shrink: 0; }

/* Stats cards */
.oc-stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 28px; }
.oc-stat-card { background: var(--oc-elevated); border: 1px solid var(--oc-border); border-radius: var(--oc-radius-xl); padding: 18px 20px; }
.oc-stat-card__label { font-size: 12px; color: var(--oc-text-3); margin-bottom: 8px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; }
.oc-stat-card__value { font-family: var(--oc-mono); font-size: 24px; font-weight: 500; letter-spacing: -0.5px; color: var(--oc-text); }
.oc-stat-card__sub { font-size: 12px; color: var(--oc-text-3); margin-top: 4px; }
.oc-stat-card--brand { background: var(--oc-brand-light); border-color: var(--oc-brand-muted); }
.oc-stat-card--brand .oc-stat-card__value { color: var(--oc-brand); }

/* ─── 24. Pricing ─────────────────────────────────────────────────────────── */
.oc-pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.oc-pricing-card { background: var(--oc-elevated); border: 1.5px solid var(--oc-border); border-radius: var(--oc-radius-xl); padding: 24px 20px; position: relative; }
.oc-pricing-card--featured { border-color: var(--oc-brand); background: var(--oc-brand-light); }
.oc-pricing-card__badge {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: var(--oc-brand); color: #fff;
  font-family: var(--oc-mono); font-size: 10px; font-weight: 500;
  padding: 3px 12px; border-radius: 99px; white-space: nowrap;
}
.oc-pricing-card__plan { font-size: 13px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase; color: var(--oc-text-3); margin-bottom: 10px; }
.oc-pricing-card--featured .oc-pricing-card__plan { color: var(--oc-brand); }
.oc-pricing-card__price { font-family: var(--oc-mono); font-size: 32px; font-weight: 500; letter-spacing: -1px; color: var(--oc-text); margin-bottom: 4px; }
.oc-pricing-card__price span { font-size: 15px; color: var(--oc-text-3); }
.oc-pricing-card__credits { font-size: 12px; color: var(--oc-brand); font-weight: 600; margin-bottom: 16px; }
.oc-pricing-card__features { list-style: none; margin-bottom: 20px; }
.oc-pricing-card__features li { font-size: 13px; color: var(--oc-text-2); padding: 5px 0 5px 20px; position: relative; }
.oc-pricing-card__features li::before { content: '✓'; position: absolute; left: 0; color: var(--oc-success); font-size: 12px; }
.oc-pricing-card__features li.oc-no::before { content: '×'; color: var(--oc-text-3); }

/* ─── 25. Tables ──────────────────────────────────────────────────────────── */
.oc-table-wrap { overflow-x: auto; border-radius: var(--oc-radius-lg); border: 1px solid var(--oc-border); }
.oc-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.oc-table th { background: var(--oc-surface); font-weight: 700; text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--oc-border); color: var(--oc-text-2); white-space: nowrap; }
.oc-table td { padding: 11px 14px; border-bottom: 1px solid var(--oc-border); color: var(--oc-text-2); }
.oc-table tr:last-child td { border-bottom: none; }
.oc-table tr:hover td { background: var(--oc-surface); }
.oc-table td.oc-mono { font-family: var(--oc-mono); }

/* ─── 26. Tabs ────────────────────────────────────────────────────────────── */
.oc-tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--oc-border); margin-bottom: 24px; }
.oc-tab { padding: 10px 16px; font-size: 14px; font-weight: 500; color: var(--oc-text-3); border-bottom: 2px solid transparent; margin-bottom: -1px; cursor: pointer; transition: all var(--oc-transition); background: transparent; border-top: none; border-left: none; border-right: none; }
.oc-tab:hover { color: var(--oc-text); }
.oc-tab--active { color: var(--oc-brand); border-bottom-color: var(--oc-brand); }

/* ─── 27. Modal ──────────────────────────────────────────────────────────── */
.oc-modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 800; display: flex; align-items: center; justify-content: center; padding: 20px; backdrop-filter: blur(2px); }
.oc-modal { background: var(--oc-elevated); border-radius: var(--oc-radius-xl); width: 100%; max-width: 480px; box-shadow: var(--oc-shadow-lg); }
.oc-modal__header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--oc-border); }
.oc-modal__title { font-size: 16px; font-weight: 700; }
.oc-modal__body { padding: 20px; }
.oc-modal__footer { padding: 16px 20px; border-top: 1px solid var(--oc-border); display: flex; gap: 10px; justify-content: flex-end; }

/* ─── 28. Toast notifications ─────────────────────────────────────────────── */
#oc-toast-container { position: fixed; bottom: 20px; right: 20px; z-index: 900; display: flex; flex-direction: column; gap: 8px; }
.oc-toast {
  display: flex; align-items: center; gap: 10px;
  background: var(--oc-text); color: #fff; font-size: 13px; font-weight: 500;
  padding: 12px 16px; border-radius: var(--oc-radius-lg); box-shadow: var(--oc-shadow-lg);
  max-width: 320px; animation: oc-toast-in .2s ease;
}
.oc-toast--success { background: var(--oc-success); }
.oc-toast--error   { background: var(--oc-error); }
.oc-toast--warning { background: var(--oc-warning); }

/* ─── 29. Progress bar ────────────────────────────────────────────────────── */
.oc-progress { background: var(--oc-border); border-radius: 99px; height: 6px; overflow: hidden; }
.oc-progress__bar { background: var(--oc-brand); height: 100%; border-radius: 99px; transition: width .4s ease; }
.oc-progress__bar--animated { background: linear-gradient(90deg, var(--oc-brand) 0%, var(--oc-brand-accent) 100%); }

/* ─── 30. Skeleton loader ─────────────────────────────────────────────────── */
.oc-skeleton { background: linear-gradient(90deg, var(--oc-surface) 25%, var(--oc-border) 50%, var(--oc-surface) 75%); background-size: 200% 100%; animation: oc-shimmer 1.4s infinite; border-radius: var(--oc-radius); }
.oc-skeleton--text  { height: 14px; width: 80%; margin-bottom: 8px; }
.oc-skeleton--title { height: 22px; width: 60%; margin-bottom: 12px; }
.oc-skeleton--card  { height: 140px; width: 100%; }

/* ─── 31. Pagination ──────────────────────────────────────────────────────── */
.oc-pagination { display: flex; justify-content: center; gap: 6px; padding: 24px 0; }
.oc-pagination .page-numbers { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: var(--oc-radius); font-size: 14px; font-weight: 500; color: var(--oc-text-2); border: 1px solid var(--oc-border); transition: all var(--oc-transition); }
.oc-pagination .page-numbers:hover { border-color: var(--oc-brand); color: var(--oc-brand); }
.oc-pagination .page-numbers.current { background: var(--oc-brand); color: #fff; border-color: var(--oc-brand); }

/* ─── 32. Archive / Category header ──────────────────────────────────────── */
.oc-archive-header { padding: 32px 0 24px; }
.oc-archive-header__title { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; letter-spacing: -0.5px; margin-bottom: 8px; }
.oc-archive-header__title span { color: var(--oc-brand); }
.oc-archive-header__desc { font-size: 15px; color: var(--oc-text-2); }

/* ─── 33. 404 ─────────────────────────────────────────────────────────────── */
.oc-404 { text-align: center; padding: 64px 24px; max-width: 560px; margin-inline: auto; }
.oc-404__icon { color: var(--oc-border-strong); display: flex; justify-content: center; margin-bottom: 16px; }
.oc-404__code { font-family: var(--oc-mono); font-size: 72px; font-weight: 500; letter-spacing: -3px; color: var(--oc-brand); margin-bottom: 8px; }
.oc-404__title { font-size: 1.5rem; font-weight: 700; margin-bottom: 10px; }
.oc-404__desc { color: var(--oc-text-2); margin-bottom: 24px; }
.oc-404__search { max-width: 360px; margin: 0 auto 24px; }
.oc-404__actions { display: flex; justify-content: center; gap: 12px; margin-bottom: 40px; }
.oc-404__popular h3 { font-size: 14px; font-weight: 700; color: var(--oc-text-3); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 12px; }
.oc-404__popular-grid { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.oc-404__popular-item { font-size: 13px; padding: 6px 12px; border-radius: 99px; border: 1px solid var(--oc-border); color: var(--oc-text-2); transition: all var(--oc-transition); }
.oc-404__popular-item:hover { border-color: var(--oc-brand); color: var(--oc-brand); background: var(--oc-brand-light); }

/* ─── 34. Footer ──────────────────────────────────────────────────────────── */
.oc-footer { background: var(--oc-text); color: var(--oc-bg); padding: 56px 0 32px; margin-top: 80px; }
.oc-footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.oc-footer__brand { }
.oc-footer__tagline { font-size: 13px; color: #71717A; line-height: 1.6; margin: 12px 0 16px; }
.oc-footer__social { display: flex; gap: 8px; }
.oc-footer__social a { width: 32px; height: 32px; border-radius: 6px; background: #27272A; color: #A1A1AA; display: flex; align-items: center; justify-content: center; transition: all var(--oc-transition); }
.oc-footer__social a:hover { background: var(--oc-brand); color: #fff; }
.oc-footer__col-title { font-size: 13px; font-weight: 700; color: #FAFAFA; margin-bottom: 12px; }
.oc-footer__links li { padding: 4px 0; }
.oc-footer__links a { font-size: 13px; color: #71717A; transition: color var(--oc-transition); }
.oc-footer__links a:hover { color: var(--oc-brand-accent); }
.oc-footer__badges { display: flex; flex-direction: column; gap: 6px; margin-top: 14px; }
.oc-footer .oc-badge { color: #71717A; border-color: #3F3F46; font-size: 11px; }
.oc-footer__bottom { border-top: 1px solid #27272A; padding-top: 24px; display: flex; flex-direction: column; gap: 6px; }
.oc-footer__copyright { font-size: 12px; color: #52525B; }
.oc-footer__copyright a { color: #71717A; }
.oc-footer__disclaimer { font-size: 11px; color: #3F3F46; }

/* ─── 35. Cookie banner ───────────────────────────────────────────────────── */
.oc-cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 700;
  background: var(--oc-text); color: var(--oc-bg);
  padding: 16px 24px; border-top: 1px solid #27272A;
  box-shadow: 0 -4px 20px rgba(0,0,0,.2);
}
.oc-cookie-banner__inner { display: flex; align-items: center; gap: 20px; max-width: var(--oc-max-width); margin-inline: auto; }
.oc-cookie-banner__text { font-size: 13px; color: #A1A1AA; flex: 1; }
.oc-cookie-banner__text a { color: var(--oc-brand-accent); }
.oc-cookie-banner__actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ─── 36. Auth pages ──────────────────────────────────────────────────────── */
.oc-auth-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 40px 16px; background: var(--oc-surface); }
.oc-auth-card { background: var(--oc-elevated); border-radius: var(--oc-radius-xl); padding: 36px 32px; width: 100%; max-width: 440px; box-shadow: var(--oc-shadow-lg); }
.oc-auth-card__logo { text-align: center; margin-bottom: 24px; }
.oc-auth-card__title { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.4px; text-align: center; margin-bottom: 6px; }
.oc-auth-card__sub { font-size: 14px; color: var(--oc-text-2); text-align: center; margin-bottom: 24px; }
.oc-auth-divider { display: flex; align-items: center; gap: 12px; margin: 20px 0; }
.oc-auth-divider::before, .oc-auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--oc-border); }
.oc-auth-divider span { font-size: 12px; color: var(--oc-text-3); white-space: nowrap; }
.oc-oauth-btn { width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 10px 18px; border: 1px solid var(--oc-border); border-radius: var(--oc-radius); background: var(--oc-elevated); font-size: 14px; font-weight: 500; color: var(--oc-text); margin-bottom: 8px; transition: all var(--oc-transition); }
.oc-oauth-btn:hover { background: var(--oc-surface); border-color: var(--oc-border-strong); }
.oc-auth-footer { text-align: center; font-size: 13px; color: var(--oc-text-2); margin-top: 20px; }
.oc-auth-footer a { color: var(--oc-brand); font-weight: 600; }

/* ─── 37. Feature strip ───────────────────────────────────────────────────── */
.oc-feature-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.oc-feature-item { background: var(--oc-elevated); border: 1px solid var(--oc-border); border-radius: var(--oc-radius-lg); padding: 16px 18px; display: flex; align-items: flex-start; gap: 12px; }
.oc-feature-icon { width: 36px; height: 36px; min-width: 36px; background: var(--oc-brand-light); border-radius: var(--oc-radius); display: flex; align-items: center; justify-content: center; color: var(--oc-brand); }
.oc-feature-title { font-size: 14px; font-weight: 700; color: var(--oc-text); margin-bottom: 3px; }
.oc-feature-desc { font-size: 12px; color: var(--oc-text-2); line-height: 1.5; }

/* ─── 38. FAQ Accordion ───────────────────────────────────────────────────── */
.oc-faq-item,
.oc-faq__item {
  border-bottom: 1px solid var(--oc-border);
}
.oc-faq-question,
.oc-faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 4px;
  font-family: var(--oc-font);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--oc-text);
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  gap: 12px;
  transition: color var(--oc-transition);
}
.oc-faq-question:hover,
.oc-faq__question:hover { color: var(--oc-brand); }
.oc-faq-question svg,
.oc-faq__question svg,
.oc-faq__chevron {
  flex-shrink: 0;
  transition: transform var(--oc-transition);
  color: var(--oc-brand);
}
.oc-faq-question[aria-expanded="true"] svg,
.oc-faq__question[aria-expanded="true"] svg,
.oc-faq__question[aria-expanded="true"] .oc-faq__chevron {
  transform: rotate(180deg);
}
.oc-faq-answer,
.oc-faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--oc-transition);
}
.oc-faq-answer--open,
.oc-faq__item.is-open .oc-faq__answer {
  max-height: 600px;
}
.oc-faq-answer > div,
.oc-faq__answer > div {
  padding: 0 4px 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--oc-text-2);
}

/* ─── 39. Utility classes ─────────────────────────────────────────────────── */
.oc-visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.oc-no-results { text-align: center; padding: 40px; color: var(--oc-text-3); font-size: 15px; }
.oc-loading { text-align: center; padding: 24px; color: var(--oc-text-3); font-size: 14px; }
.oc-mt-0 { margin-top: 0; } .oc-mb-0 { margin-bottom: 0; }
.oc-text-center { text-align: center; }
.oc-text-right  { text-align: right; }
.oc-text-brand  { color: var(--oc-brand); }
.oc-text-muted  { color: var(--oc-text-3); }
.oc-text-mono   { font-family: var(--oc-mono); }
.oc-flex { display: flex; }
.oc-flex-col { flex-direction: column; }
.oc-gap-2 { gap: 8px; } .oc-gap-3 { gap: 12px; } .oc-gap-4 { gap: 16px; }
.oc-items-center { align-items: center; }
.oc-justify-between { justify-content: space-between; }
.oc-w-full { width: 100%; }
.oc-divider { border: none; border-top: 1px solid var(--oc-border); margin: 16px 0; }

/* ─── 39b. Typography polish — DM Sans / DM Mono system ─────────────────── */
/* Ensure headings inherit DM Sans with tightened tracking */
h1, h2, h3, h4, h5, h6 { font-family: var(--oc-font); letter-spacing: -0.4px; }

/* Calculator form: labels + numeric inputs use DM Mono for clearer hierarchy */
.oc-calc-field__label { font-family: var(--oc-mono); font-weight: 500; letter-spacing: 0; }
.oc-calc-field input[type="number"],
.oc-calc-field input[type="text"],
.oc-calc-form input[type="number"] { font-family: var(--oc-mono); letter-spacing: 0; }

/* Any element marked as a numeric value */
.oc-num, [data-role="value"] { font-family: var(--oc-mono); letter-spacing: -0.2px; }

/* ─── 40. Animations ──────────────────────────────────────────────────────── */
@keyframes oc-spin     { to { transform: rotate(360deg); } }
@keyframes oc-shimmer  { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes oc-toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes oc-fade-in  { from { opacity: 0; } to { opacity: 1; } }
@keyframes oc-slide-up { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }

/* ─── 41. Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  .oc-footer__top { grid-template-columns: 1fr 1fr 1fr; }
  .oc-footer__brand { grid-column: 1 / -1; }
  .oc-pricing-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
  .oc-nav { display: none; }
  .oc-mobile-only { display: flex; }
  .oc-blog-layout { grid-template-columns: 1fr; }
  .oc-dashboard__grid { grid-template-columns: 1fr; }
  .oc-dashboard__nav { display: none; }
  .oc-grid-3, .oc-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .oc-feature-strip { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .oc-container { padding-inline: 16px; }
  .oc-hero { padding: 48px 0 40px; }
  .oc-hero__title { font-size: 2rem; letter-spacing: -1px; }
  .oc-hero__sub { font-size: 15px; }
  .oc-search-kbd { display: none; }
  .oc-section { padding: 48px 0; }
  .oc-section__head { flex-direction: column; align-items: flex-start; }
  .oc-footer__top { grid-template-columns: 1fr 1fr; gap: 24px; }
  .oc-grid-2 { grid-template-columns: 1fr; }
  .oc-pricing-grid { grid-template-columns: 1fr; }
  .oc-auth-card { padding: 24px 20px; }
  .oc-calc-grid { grid-template-columns: 1fr; }
  .oc-category-grid { grid-template-columns: repeat(2, 1fr); }
  .oc-features-grid { grid-template-columns: 1fr; }
  .oc-steps { grid-template-columns: 1fr; gap: 16px; }
  .oc-trustbar__list { gap: 14px; }
  .oc-trustbar__list li { font-size: 12px; }
  .oc-hero__stats { gap: 16px; }
  .oc-cta-final { padding: 48px 0; }
  .oc-404__actions { flex-direction: column; align-items: center; }
}

@media (max-width: 576px) {
  .oc-hero__stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .oc-footer__top { grid-template-columns: 1fr; }
  .oc-header__actions .oc-btn--sm:not(:last-child) { display: none; }
}

/* ── Calculator detail page ──────────────────────────── */
.oc-calc-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  padding: 24px 0 64px;
  align-items: start;
}
.oc-calc-page__main { min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.oc-calc-page__aside { position: sticky; top: 88px; display: flex; flex-direction: column; gap: 20px; }

.oc-calc-article {
  background: var(--oc-elevated);
  border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg);
  padding: 28px 32px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--oc-text-2);
}
.oc-calc-article h2,
.oc-calc-article h3 {
  font-weight: 700; color: var(--oc-text); letter-spacing: -0.4px;
  margin: 28px 0 12px;
}
.oc-calc-article h2 { font-size: 22px; }
.oc-calc-article h3 { font-size: 18px; }
.oc-calc-article p { margin: 0 0 14px; }
.oc-calc-article ul, .oc-calc-article ol { margin: 0 0 14px; padding-left: 22px; }
.oc-calc-article li { margin: 0 0 6px; }

.oc-related-calcs {
  background: var(--oc-elevated);
  border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg);
  padding: 20px;
}
.oc-related-calcs h3 {
  font-size: 13px; font-weight: 700; letter-spacing: 0.4px;
  text-transform: uppercase; color: var(--oc-text-3);
  margin: 0 0 12px;
}
.oc-related-calcs ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.oc-related-calcs li { margin: 0; }
.oc-related-calcs a {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--oc-radius-sm);
  font-size: 13.5px; font-weight: 500; color: var(--oc-text-2);
  transition: all var(--oc-transition);
}
.oc-related-calcs a:hover { background: var(--oc-brand-light); color: var(--oc-brand); }
.oc-related-calcs a svg { color: var(--oc-brand); flex-shrink: 0; }

@media (max-width: 960px) {
  .oc-calc-page { grid-template-columns: 1fr; }
  .oc-calc-page__aside { position: static; }
}

/* ── Pricing page ────────────────────────────────────── */
.oc-pricing-page { padding: 32px 0 64px; }
.oc-pricing-header { text-align: center; margin: 20px 0 40px; }
.oc-pricing-header h1 {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800; letter-spacing: -0.8px;
  color: var(--oc-text); margin: 0 0 10px; line-height: 1.15;
}
.oc-pricing-header p {
  font-size: 16px; color: var(--oc-text-2); margin: 0;
  max-width: 560px; margin-inline: auto;
}
.oc-billing-toggle {
  display: inline-flex; margin: 24px auto 0;
  background: var(--oc-elevated);
  border: 1px solid var(--oc-border);
  border-radius: 999px; padding: 4px;
  gap: 2px;
}
.oc-billing-toggle label {
  position: relative; cursor: pointer;
  padding: 8px 20px; border-radius: 999px;
  font-size: 14px; font-weight: 600; color: var(--oc-text-2);
  transition: all var(--oc-transition);
  display: inline-flex; align-items: center; gap: 8px;
}
.oc-billing-toggle label:hover { color: var(--oc-text); }
.oc-billing-toggle input[type="radio"] {
  position: absolute; opacity: 0; pointer-events: none;
}
.oc-billing-toggle input[type="radio"]:checked + span {
  color: #fff;
}
.oc-billing-toggle label:has(input[type="radio"]:checked) {
  background: var(--oc-brand); color: #fff;
}
.oc-billing-save {
  display: inline-block; font-size: 11px; font-style: normal; font-weight: 700;
  background: rgba(255,255,255,0.2); color: inherit;
  padding: 2px 8px; border-radius: 999px; letter-spacing: 0.3px;
}
.oc-billing-toggle label:not(:has(input:checked)) .oc-billing-save {
  background: var(--oc-brand-light); color: var(--oc-brand);
}
.oc-plan-price-note {
  font-size: 12px; color: var(--oc-text-3); margin-top: 4px; min-height: 16px;
}
.oc-pricing-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  margin: 0 0 56px;
}
.oc-plan-card {
  background: var(--oc-elevated);
  border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-lg);
  padding: 28px 24px;
  display: flex; flex-direction: column; gap: 20px;
  position: relative;
  transition: all var(--oc-transition);
}
.oc-plan-card:hover { box-shadow: var(--oc-shadow); transform: translateY(-2px); }
.oc-plan-card--featured {
  border-color: var(--oc-brand);
  box-shadow: 0 8px 32px -12px rgba(16, 185, 129, 0.25);
}
.oc-plan-card--current {
  border-color: var(--oc-brand);
  background: var(--oc-brand-light);
}
.oc-plan-badge {
  display: inline-block;
  background: var(--oc-brand); color: #fff;
  font-family: var(--oc-font-mono, var(--oc-mono));
  font-size: 11px; font-weight: 700; letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 4px 12px; border-radius: 999px;
}
.oc-plan-badge--free { background: var(--oc-text-3); }
.oc-plan-badge--pro { background: var(--oc-brand); }
.oc-plan-badge--premium,
.oc-plan-badge--business { background: #7c3aed; }
.oc-plan-card .oc-plan-badge {
  position: absolute; top: -10px; left: 50%;
  transform: translateX(-50%);
}
.oc-plan-card__header h2 {
  font-size: 18px; font-weight: 700; letter-spacing: -0.3px;
  color: var(--oc-text); margin: 0 0 12px;
}
.oc-plan-price { display: flex; align-items: baseline; gap: 4px; }
.oc-plan-price__amount {
  font-family: var(--oc-font-mono, var(--oc-mono));
  font-size: 34px; font-weight: 700; letter-spacing: -1px;
  color: var(--oc-text);
}
.oc-plan-price__period {
  font-size: 13px; color: var(--oc-text-3);
}
.oc-plan-features {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 10px; flex: 1;
}
.oc-plan-features li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13.5px; color: var(--oc-text-2); line-height: 1.5;
}
.oc-plan-features li svg { flex-shrink: 0; margin-top: 2px; }
.oc-plan-features .oc-check { color: var(--oc-brand); }
.oc-plan-features .oc-x { color: var(--oc-text-3); }
.oc-plan-feature--disabled { color: var(--oc-text-3); text-decoration: line-through; }

.oc-pricing-faq { max-width: 780px; margin: 0 auto; }
.oc-pricing-faq h2 {
  font-size: 24px; font-weight: 700; letter-spacing: -0.5px;
  color: var(--oc-text); text-align: center; margin: 0 0 24px;
}

@media (max-width: 960px) {
  .oc-pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
  .oc-pricing-grid { grid-template-columns: 1fr; }
}

/* ── Category / All Calculators pages ─────────────────── */
.oc-category-page, .oc-all-calculators { padding: 32px 0 64px; }
.oc-category-header { margin: 20px 0 28px; padding-bottom: 20px; border-bottom: 1px solid var(--oc-border); }
.oc-page-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.8px;
  color: var(--oc-text);
  margin: 0 0 8px;
  line-height: 1.15;
}
.oc-category-header__count {
  font-family: var(--oc-font-mono);
  font-size: 13px;
  color: var(--oc-text-2);
  margin: 0;
  letter-spacing: -0.2px;
}
.oc-category-intro {
  margin: 0 0 32px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--oc-text-2);
  max-width: 820px;
}
.oc-empty-state {
  text-align: center;
  padding: 64px 24px;
  background: var(--oc-surface-2);
  border: 1px dashed var(--oc-border);
  border-radius: var(--oc-radius);
}
.oc-empty-state p {
  font-size: 15px;
  color: var(--oc-text-2);
  margin: 0 0 20px;
}

/* All-calculators section heads */
.oc-cat-section { margin: 0 0 44px; }
.oc-cat-section__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--oc-border);
}
.oc-cat-section__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--oc-radius-sm);
  background: var(--oc-brand-light);
  color: var(--oc-brand);
  flex-shrink: 0;
}
.oc-cat-section__title {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: var(--oc-text);
  margin: 0;
  flex: 1;
}
.oc-cat-section__count {
  font-family: var(--oc-font-mono);
  font-size: 12px;
  color: var(--oc-text-3);
  padding: 3px 9px;
  background: var(--oc-surface-2);
  border-radius: 999px;
  letter-spacing: -0.2px;
}

/* ─── 26. Account pages (history, favorites, subscription, billing, profile, security) ─── */
.oc-history-page,
.oc-favorites-page,
.oc-account-page { padding: 28px 0 64px; }
.oc-history-page h1,
.oc-favorites-page h1,
.oc-account-page h1 {
  font-size: 26px; font-weight: 700; margin: 14px 0 20px; letter-spacing: -0.4px;
}
.oc-history-filters {
  display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap;
}
.oc-history-filters input,
.oc-history-filters select {
  padding: 8px 12px; border: 1px solid var(--oc-border); border-radius: var(--oc-radius);
  background: var(--oc-elevated); color: var(--oc-text); font-size: 14px;
}
.oc-history-filters input { flex: 1; min-width: 220px; }
.oc-history-list { display: flex; flex-direction: column; gap: 10px; }
.oc-history-item {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); padding: 14px 18px;
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
}
.oc-history-item__meta { font-size: 13px; color: var(--oc-text-3); }
.oc-skeleton-list { display: flex; flex-direction: column; gap: 8px; }
.oc-skeleton-row {
  height: 54px; background: linear-gradient(90deg, var(--oc-surface-2), var(--oc-border), var(--oc-surface-2));
  background-size: 200% 100%; border-radius: var(--oc-radius); animation: oc-shimmer 1.4s infinite;
}
@keyframes oc-shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }

.oc-account-card {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); padding: 24px;
}
.oc-account-card h2 { font-size: 18px; font-weight: 700; margin: 0 0 16px; letter-spacing: -0.3px; }
.oc-account-card--danger { border-color: #ef4444; }
.oc-account-card--danger h2 { color: #ef4444; }

.oc-profile-avatar-wrap {
  display: flex; align-items: center; gap: 16px; margin-bottom: 20px;
  padding-bottom: 20px; border-bottom: 1px solid var(--oc-border);
}
.oc-profile-avatar-wrap img { border-radius: 50%; border: 2px solid var(--oc-border); }
.oc-readonly { background: var(--oc-surface-2); color: var(--oc-text-3); cursor: not-allowed; }

.oc-sub-info { display: flex; flex-direction: column; gap: 10px; font-size: 14px; color: var(--oc-text-2); }
.oc-sub-info strong { color: var(--oc-text); margin-right: 6px; }

.oc-connected-accounts { display: flex; flex-direction: column; gap: 10px; }
.oc-connected-account {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border: 1px solid var(--oc-border); border-radius: var(--oc-radius);
  background: var(--oc-surface-2);
}
.oc-connected-account span:first-of-type { flex: 1; font-weight: 600; color: var(--oc-text); }

.oc-table { width: 100%; border-collapse: collapse; }
.oc-table th, .oc-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--oc-border); font-size: 14px; }
.oc-table th { font-weight: 600; color: var(--oc-text-3); background: var(--oc-surface-2); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }

/* ─── 27. Result pages (payment-success / payment-cancel) ────────────────── */
.oc-result-page {
  padding: 60px 0 80px; display: flex; align-items: center; justify-content: center;
  min-height: 60vh;
}
.oc-result-card {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); padding: 48px 40px; text-align: center;
  max-width: 480px; width: 100%;
}
.oc-result-card__icon { color: var(--oc-brand); margin: 0 auto 20px; display: block; }
.oc-result-card__icon--muted { color: var(--oc-text-3); }
.oc-result-card--success .oc-result-card__icon { color: #10b981; }
.oc-result-card h1 { font-size: 24px; font-weight: 700; margin: 0 0 10px; letter-spacing: -0.4px; }
.oc-result-card p { color: var(--oc-text-2); margin: 0 0 24px; line-height: 1.6; }
.oc-result-card__actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ─── 28. Sitemap ─────────────────────────────────────────────────────────── */
.oc-sitemap-page { padding: 28px 0 64px; }
.oc-sitemap-page h1 { font-size: 28px; font-weight: 700; margin: 14px 0 24px; letter-spacing: -0.5px; }
.oc-sitemap-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.oc-sitemap-section {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); padding: 20px;
}
.oc-sitemap-section h2 {
  font-size: 15px; font-weight: 700; margin: 0 0 12px;
  padding-bottom: 10px; border-bottom: 1px solid var(--oc-border);
  letter-spacing: -0.2px;
}
.oc-sitemap-section h2 a { color: var(--oc-text); }
.oc-sitemap-section h2 a:hover { color: var(--oc-brand); }
.oc-sitemap-section ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.oc-sitemap-section li a {
  display: block; padding: 6px 8px; border-radius: var(--oc-radius-sm);
  font-size: 13px; color: var(--oc-text-2);
}
.oc-sitemap-section li a:hover { background: var(--oc-surface-2); color: var(--oc-brand); }

/* ─── 29. Contact page ────────────────────────────────────────────────────── */
.oc-contact-page { padding: 28px 0 64px; }
.oc-contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px;
}
.oc-contact-info h1 { font-size: 30px; font-weight: 700; margin: 12px 0 14px; letter-spacing: -0.5px; }
.oc-contact-info p { color: var(--oc-text-2); line-height: 1.7; margin: 0 0 20px; }
.oc-contact-method {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 16px; border: 1px solid var(--oc-border); border-radius: var(--oc-radius);
  background: var(--oc-surface-2); color: var(--oc-text); font-size: 14px;
}
.oc-contact-method svg { color: var(--oc-brand); flex-shrink: 0; }
.oc-contact-method a { color: var(--oc-text); }
.oc-contact-extra { margin-top: 20px; font-size: 14px; color: var(--oc-text-2); }
.oc-contact-form-wrap {
  background: var(--oc-elevated); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl); padding: 28px;
}
@media (max-width: 768px) {
  .oc-contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .oc-dashboard__grid { grid-template-columns: 1fr; }
  .oc-dashboard__header { flex-direction: column; align-items: flex-start; text-align: left; }
}

/* ─── 30. FAQ page ────────────────────────────────────────────────────────── */
.oc-faq-page { padding: 28px 0 64px; max-width: 800px; }
.oc-faq-page h1 { font-size: 30px; font-weight: 700; margin: 14px 0 12px; letter-spacing: -0.5px; }
.oc-page-intro { color: var(--oc-text-2); line-height: 1.7; margin-bottom: 24px; font-size: 15px; }
.oc-faq-cta {
  margin-top: 32px; padding: 24px; text-align: center;
  background: var(--oc-surface-2); border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-xl);
}
.oc-faq-cta p { margin: 0 0 12px; color: var(--oc-text-2); }

/* ─── 31. Form field wrapper + notices + auth extras ─────────────────────── */
.oc-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.oc-field label {
  font-size: 13px; font-weight: 600; color: var(--oc-text-2); letter-spacing: 0.1px;
  display: flex; justify-content: space-between; align-items: center;
}
.oc-field input[type="text"],
.oc-field input[type="email"],
.oc-field input[type="password"],
.oc-field input[type="url"],
.oc-field input[type="search"],
.oc-field select,
.oc-field textarea {
  width: 100%; background: var(--oc-bg);
  border: 1.5px solid var(--oc-border); border-radius: var(--oc-radius);
  padding: 10px 12px; font-family: var(--oc-font); font-size: 14px;
  color: var(--oc-text); outline: none;
  transition: border-color var(--oc-transition), box-shadow var(--oc-transition);
}
.oc-field input:focus,
.oc-field select:focus,
.oc-field textarea:focus {
  border-color: var(--oc-brand); box-shadow: 0 0 0 3px rgba(5,150,105,.12);
}
.oc-field small { font-size: 12px; color: var(--oc-text-3); margin-top: 2px; }
.oc-field small a { color: var(--oc-brand); }

.oc-notice {
  padding: 12px 14px; border-radius: var(--oc-radius);
  border: 1px solid var(--oc-border); background: var(--oc-surface-2);
  font-size: 14px; margin-bottom: 16px;
}
.oc-notice--error   { background: #FEF2F2; border-color: #FECACA; color: #991B1B; }
.oc-notice--success { background: var(--oc-success-bg); border-color: #BBF7D0; color: #166534; }
.oc-notice--warn    { background: #FFFBEB; border-color: #FDE68A; color: #92400E; }

.oc-auth-logo {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  margin-bottom: 20px; color: var(--oc-brand);
}
.oc-auth-logo h1 { font-size: 20px; font-weight: 700; margin: 0; letter-spacing: -0.3px; color: var(--oc-text); }
.oc-auth-card h2 { font-size: 20px; font-weight: 700; margin: 0 0 6px; text-align: center; letter-spacing: -0.3px; }
.oc-auth-tagline { font-size: 14px; color: var(--oc-text-2); text-align: center; margin: 0 0 20px; }
.oc-auth-form { display: flex; flex-direction: column; }
.oc-auth-form__forgot { font-size: 12px; font-weight: 500; color: var(--oc-brand); }
.oc-auth-switch { font-size: 14px; color: var(--oc-text-2); text-align: center; margin: 18px 0 0; }
.oc-auth-switch a { color: var(--oc-brand); font-weight: 500; }

.oc-oauth-buttons { display: flex; flex-direction: column; gap: 8px; }
.oc-btn--oauth {
  background: var(--oc-elevated); color: var(--oc-text);
  border: 1.5px solid var(--oc-border); justify-content: center; gap: 10px;
}
.oc-btn--oauth:hover { background: var(--oc-surface-2); border-color: var(--oc-text-3); }

.oc-password-strength {
  height: 4px; border-radius: 2px; background: var(--oc-border); margin-top: 4px;
  position: relative; overflow: hidden;
}
.oc-password-strength::before {
  content: ''; position: absolute; inset: 0 auto 0 0; width: 0;
  background: var(--oc-error); transition: width .2s, background .2s;
}
.oc-password-strength[data-strength="1"]::before { width: 25%; background: var(--oc-error); }
.oc-password-strength[data-strength="2"]::before { width: 50%; background: #f59e0b; }
.oc-password-strength[data-strength="3"]::before { width: 75%; background: #eab308; }
.oc-password-strength[data-strength="4"]::before { width: 100%; background: #10b981; }

/* ─── 32. Custom search form (used by get_search_form) + utilities ───────── */
.oc-screen-reader-text {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.oc-searchform { width: 100%; }
.oc-searchform__wrap {
  display: flex; align-items: center; gap: 8px;
  background: var(--oc-elevated); border: 1.5px solid var(--oc-border);
  border-radius: var(--oc-radius); padding: 4px 4px 4px 12px;
  transition: border-color var(--oc-transition), box-shadow var(--oc-transition);
}
.oc-searchform__wrap:focus-within {
  border-color: var(--oc-brand); box-shadow: 0 0 0 3px rgba(5,150,105,.12);
}
.oc-searchform__icon { color: var(--oc-text-3); flex-shrink: 0; }
.oc-searchform__input {
  flex: 1; border: 0; background: transparent; outline: none;
  padding: 8px 0; font-family: var(--oc-font); font-size: 14px; color: var(--oc-text);
}
.oc-searchform__input::placeholder { color: var(--oc-text-3); }
.oc-searchform__btn { flex-shrink: 0; padding: 8px 16px; font-size: 13px; }