/* ============================================================
   main.css — Global design system for forsuccess.today
   Linear-clean: zinc neutrals, teal accent, Geist, hairline chrome.
   Calculator pages also load assets/calculators.css on top of this.
   ============================================================ */

@font-face {
  font-family: Geist;
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/geist-sans-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: Geist;
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/geist-sans-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: Geist;
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/geist-sans-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: Geist;
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/geist-sans-latin-700-normal.woff2") format("woff2");
}
@font-face {
  font-family: Geist;
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("../fonts/geist-sans-latin-800-normal.woff2") format("woff2");
}

/* ── Design Tokens ──────────────────────────────────────── */
:root {
  --font: Geist, ui-sans-serif, system-ui, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Brand: teal locked site-wide */
  --primary:  #0f766e;
  --accent:   #115e59;
  --on-primary: #fafafa;
  --primary-soft: color-mix(in srgb, var(--primary) 10%, transparent);
  --ring: color-mix(in srgb, var(--primary) 28%, transparent);
  --success:  #3d8b5c;
  --warning:  #b45309;
  --danger:   #b91c1c;

  /* Zinc neutrals (no pure white / black) */
  --bg:       #f4f4f5;
  --white:    #fafafa;
  --surface:  #fafafa;
  --surface-2: #ececee;
  --text:     #18181b;
  --muted:    #52525b;
  --subtle:   #3f3f46;
  --border:   #e4e4e7;

  /* Shape: 8px controls, 12px panels */
  --radius:   12px;
  --radius-sm: 8px;
  --shadow:   0 1px 2px color-mix(in srgb, var(--text) 4%, transparent);
  --shadow-md: 0 8px 24px color-mix(in srgb, var(--text) 6%, transparent);
  --shadow-lg: 0 16px 40px color-mix(in srgb, var(--text) 10%, transparent);

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --duration-fast: 160ms;
  --duration-ui: 220ms;

  /* Shared content column — hero, sections, filter bars, chrome */
  --content-max: 1120px;
  --page-gutter: 20px;
}
@media (max-width: 600px) {
  :root { --page-gutter: 16px; }
}

/* ── Dark Mode — Variable Overrides ─────────────────────── */
[data-theme="dark"] {
  --primary:  #2dd4bf;
  --accent:   #5eead4;
  --on-primary: #042f2e;
  --primary-soft: color-mix(in srgb, var(--primary) 14%, transparent);
  --ring: color-mix(in srgb, var(--primary) 36%, transparent);
  --bg:       #09090b;
  --white:    #18181b;
  --surface:  #18181b;
  --surface-2: #27272a;
  --text:     #f4f4f5;
  --muted:    #a1a1aa;
  --subtle:   #d4d4d8;
  --border:   #27272a;
  --shadow:   0 1px 2px rgba(0,0,0,.35);
  --shadow-md: 0 8px 24px rgba(0,0,0,.4);
  --shadow-lg: 0 16px 40px rgba(0,0,0,.5);
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16.5px;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font-family: inherit; }
html, body {
  max-width: 100%;
  overflow-x: clip; /* prevent accidental horizontal scroll on mobile */
}
@supports not (overflow-x: clip) {
  html, body { overflow-x: hidden; }
}
html { scroll-behavior: smooth; }
a { -webkit-tap-highlight-color: var(--primary-soft); }
a   { text-decoration: none; color: var(--primary); }
a:hover { text-decoration: underline; }
/* Text links in body copy must not rely on color alone */
p a,
li a,
.home-guide-a a,
.home-continue-premium a,
.home-how-premium-link,
.home-hero-cta-link,
.footer-legal a,
.footer-paddle a,
.blog-card-excerpt a {
  text-decoration: underline;
  text-underline-offset: 0.15em;
}
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }

/* ── Layout Utilities ───────────────────────────────────── */
.container     { max-width: var(--content-max); margin: 0 auto; padding: 0 var(--page-gutter); }
.section       { padding: 0 var(--page-gutter) 56px; }
.section-inner { max-width: var(--content-max); margin: 0 auto; }
.muted         { color: var(--muted); }

/* ── Utility classes (Tailwind-like, lightweight) ────────── */
.text-muted { color: var(--muted); }
.text-xs { font-size: .75rem; }
.text-sm { font-size: .875rem; }
.mt-1 { margin-top: .25rem; }
.mt-3 { margin-top: .75rem; }
.ml-2 { margin-left: .5rem; }

/* ── Hub SEO / E-E-A-T UI helpers ───────────────────────── */
.fs-auth-required-label {
  margin-left: 8px;
  font-size: .875rem;
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
}
.editorial-note {
  max-width: 860px;
  margin: 6px auto 0;
  font-size: .875rem;
  color: var(--muted);
  line-height: 1.7;
}
.editorial-note a { font-weight: 600; }
.disclaimer-banner {
  max-width: 860px;
  margin: 14px auto 0;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--warning) 35%, var(--border));
  background: color-mix(in srgb, var(--warning) 8%, var(--white));
  color: var(--warning);
  border-radius: var(--radius);
  font-size: .875rem;
  line-height: 1.6;
  text-align: left;
}

/* ── Header ─────────────────────────────────────────────── */
header {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 64px;
  display: flex;
  align-items: center;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  width: 100%;
  flex: 1 1 auto;
  min-width: 0;
}
.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  flex-shrink: 0;
}
.logo-img {
  display: block;
  height: 28px;
  width: auto;
}
.logo-img--dark,
.logo-img--hover { display: none; }
[data-theme="dark"] .logo-img--light { display: none; }
[data-theme="dark"] .logo-img--dark { display: block; }
.logo:hover .logo-img--light,
.logo:hover .logo-img--dark,
.logo:focus-visible .logo-img--light,
.logo:focus-visible .logo-img--dark { display: none; }
.logo:hover .logo-img--hover,
.logo:focus-visible .logo-img--hover { display: block; }

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
  flex-shrink: 0;
}
nav        { display: flex; gap: 4px; }
nav a      { color: var(--subtle); font-size: .875rem; font-weight: 500; transition: color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out); border-radius: var(--radius-sm); padding: 6px 10px; }
nav a:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
nav a.active { color: var(--primary); font-weight: 600; }
.header-controls { display: flex; align-items: center; gap: 8px; }

/* Keyboard accessibility for header navigation/controls */
nav a:focus-visible,
.nav-tools-btn:focus-visible,
.menu-toggle:focus-visible,
.theme-toggle:focus-visible,
.header-login:focus-visible,
.lang-dropdown-btn:focus-visible,
.lang-dropdown-menu a:focus-visible,
.nav-tools-menu a:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--ring);
}
[data-theme="dark"] nav a:focus-visible,
[data-theme="dark"] .nav-tools-btn:focus-visible,
[data-theme="dark"] .menu-toggle:focus-visible,
[data-theme="dark"] .theme-toggle:focus-visible,
[data-theme="dark"] .header-login:focus-visible,
[data-theme="dark"] .lang-dropdown-btn:focus-visible,
[data-theme="dark"] .lang-dropdown-menu a:focus-visible,
[data-theme="dark"] .nav-tools-menu a:focus-visible {
  box-shadow: 0 0 0 3px var(--ring);
}
/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  cursor: pointer;
  color: var(--text);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  min-width: 44px;
  min-height: 44px;
}
.menu-toggle:hover { background: var(--bg); border-color: var(--primary); }
.menu-toggle-icon--close { display: none; }
.menu-toggle-icon--open  { display: flex; }
header.menu-open .menu-toggle-icon--close { display: flex; }
header.menu-open .menu-toggle-icon--open  { display: none; }

@media (max-width: 600px) {
  .menu-toggle {
    display: flex;
    margin-left: auto;
  }
  .header-inner {
    position: relative;
    gap: 12px;
    width: 100%;
  }
  .logo-img {
    height: 24px;
  }
  .header-right {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 20px;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 20px rgba(0,0,0,.08);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height .25s ease, opacity .2s ease;
  }
  [data-theme="dark"] .header-right { background: var(--white); }
  header.menu-open .header-right {
    max-height: 640px;
    opacity: 1;
    overflow: visible;
  }
  nav {
    flex-direction: column;
    gap: 0;
    padding: 8px 0 16px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 12px;
  }
  nav a {
    padding: 12px 10px;
    font-size: 1rem;
  }
  .header-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
  }
}

/* ── Theme Toggle Button ────────────────────────────────── */
.theme-toggle {
  background: none;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 9px;
  cursor: pointer;
  color: var(--text);
  transition: background .2s, border-color .2s, color .2s;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 1;
  min-width: 44px;
  min-height: 44px;
}
.theme-toggle:hover { background: var(--bg); border-color: var(--primary); }
.theme-icon { display: flex; align-items: center; }
/* Light mode → show moon (click to go dark) */
.theme-icon--sun  { display: none; }
.theme-icon--moon { display: flex; }
/* Dark mode → show sun (click to go light) */
[data-theme="dark"] .theme-icon--sun  { display: flex; }
[data-theme="dark"] .theme-icon--moon { display: none; }

/* ── Header Login ───────────────────────────────────────── */
.header-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: none;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  color: var(--text);
  text-decoration: none;
  font-size: .8125rem;
  font-weight: 600;
  line-height: 1;
  flex-shrink: 0;
  min-height: 44px;
  white-space: nowrap;
  transition: background .2s, border-color .2s, color .2s;
}
.header-login:hover {
  background: var(--bg);
  border-color: var(--primary);
  color: var(--primary);
}
.header-login-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}
.header-login-label { display: inline; }

@media (max-width: 600px) {
  .header-login {
    flex: 1 1 auto;
    min-width: 0;
  }
}

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  padding: 56px var(--page-gutter) 36px;
  text-align: left;
  background: var(--bg);
}
.hero-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: var(--radius);
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid color-mix(in srgb, var(--primary) 22%, var(--border));
  font-size: 1.5rem;
  line-height: 1;
  position: relative;
}
.hero-icon.hero-icon--mark {
  font-size: 0;
}
.hero-icon.hero-icon--mark svg {
  display: block;
  width: 28px;
  height: 28px;
  stroke: currentColor;
}
.hero h1,
.hero-desc,
.trust-bar {
  width: 100%;
  max-width: var(--content-max);
  margin-left: auto;
  margin-right: auto;
}
.hero h1   {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 650;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.12;
}
.hero-desc {
  font-size: 1.05rem;
  color: var(--muted);
  margin: 0 auto 20px;
  line-height: 1.65;
}
.trust-bar {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  font-size: .8125rem;
  font-weight: 500;
  color: var(--muted);
}
.trust-bar span::before { content: none; }

/* ── Card ───────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: none;
  padding: 28px;
}

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  background: var(--primary);
  color: var(--on-primary);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: .9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out), transform 80ms ease, border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}
.btn:hover        { background: var(--accent); color: var(--on-primary); text-decoration: none; }
.btn:active       { transform: scale(.98); }
.btn-full         { width: 100%; padding: 13px; }
.btn-sm           { padding: 8px 14px; font-size: .8125rem; }
.btn-outline      { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { background: var(--surface-2); color: var(--text); border-color: var(--subtle); }
.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  border: 1px solid transparent;
  box-shadow: none;
}
.btn-primary:hover {
  background: var(--accent);
  color: var(--on-primary);
  box-shadow: none;
}

/* ── Catalog controls (tools, blog, glossary lists) ───────── */
.catalog-filter-nav,
.blog-filter-nav {
  position: relative;
  display: flex;
  gap: 2px;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 3px;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  max-width: 100%;
}
.catalog-filter-nav::-webkit-scrollbar,
.blog-filter-nav::-webkit-scrollbar { display: none; }
.catalog-filter-chip,
.blog-filter-btn {
  position: relative;
  flex: 0 0 auto;
  padding: 8px 14px;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  font-size: .85rem;
  font-weight: 600;
  white-space: nowrap;
  color: var(--muted);
  cursor: pointer;
  transition: color .18s var(--ease-out, ease), background .18s var(--ease-out, ease), box-shadow .18s var(--ease-out, ease);
}
.catalog-filter-chip:hover,
.blog-filter-btn:hover { color: var(--text); }
.catalog-filter-chip:focus-visible,
.blog-filter-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--ring);
}
.catalog-filter-chip.is-active,
.blog-filter-btn.active {
  color: var(--on-primary);
  background: var(--primary);
  box-shadow: none;
}

.catalog-search,
.blog-search {
  position: relative;
  display: flex;
  align-items: center;
  flex: 1 1 220px;
  min-width: 0;
}
.catalog-search-input,
.blog-search-input {
  width: 100%;
  padding: 10px 14px 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  color: var(--text);
  background: var(--white);
  transition: border-color .18s ease, box-shadow .18s ease;
}
.catalog-search-input:focus,
.blog-search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--ring);
}
.catalog-search-clear,
.blog-search-clear {
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  cursor: pointer;
  color: var(--text);
  font-size: .85rem;
  font-weight: 600;
  transition: background .18s ease, border-color .18s ease, color .18s ease;
}
.catalog-search-clear:hover,
.blog-search-clear:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 6%, var(--white));
}
.catalog-select,
.blog-per-page-select {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.catalog-select:focus,
.blog-per-page-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--ring);
}
.catalog-page-btn,
.blog-page-btn {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
  cursor: pointer;
  font-size: .85rem;
  font-weight: 600;
  transition: border-color .18s ease, background .18s ease, color .18s ease;
}
.catalog-page-btn:hover,
.blog-page-btn:hover { border-color: var(--primary); color: var(--primary); }
.catalog-page-btn[aria-current="page"],
.blog-page-btn[aria-current="page"] {
  background: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
  box-shadow: none;
}
.catalog-page-btn:disabled,
.blog-page-btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-white        { background: var(--white); color: var(--text); border: 1px solid var(--border); }
.btn-white:hover  { background: var(--surface-2); color: var(--text); }
.btn-success      { background: var(--success); }
.btn-success:hover { background: #15803d; }

/* Share / copy-link button */
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  background: color-mix(in srgb, var(--success) 10%, var(--white));
  color: var(--success);
  border: 1px solid color-mix(in srgb, var(--success) 35%, var(--border));
  border-radius: var(--radius-sm);
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color .2s, border-color .2s, color .2s;
  margin-top: 12px;
}
.share-btn:hover { background: #dcfce7; }

/* Global social share menu (FSShare.openMenu) */
.fs-share-menu {
  display: flex;
  flex-direction: column;
  min-width: 180px;
  padding: 6px 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}
.fs-share-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: var(--text);
  font-size: .9rem;
  font-weight: 500;
  transition: background .15s;
}
.fs-share-item i {
  font-size: 1rem;
  width: 1.25em;
  text-align: center;
}
.fs-share-item:hover {
  background: var(--bg);
  color: var(--primary);
}
[data-theme="dark"] .fs-share-menu {
  background: var(--white);
  border-color: var(--border);
}
[data-theme="dark"] .fs-share-item:hover {
  background: var(--bg);
}

/* Visible share bar (6 buttons: X, Threads, Telegram, Facebook, Reddit, WhatsApp) */
.fs-share-section { padding-bottom: 32px; }
.fs-share-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.fs-share-bar-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  background: var(--white);
  color: var(--text);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1.125rem;
  font-weight: 600;
  text-decoration: none;
  transition: background .15s, border-color .15s, color .15s;
}
.fs-share-bar-btn i {
  font-size: 1.125rem;
}
.fs-share-bar-btn:hover {
  background: var(--bg);
  border-color: var(--primary);
  color: var(--primary);
}
[data-theme="dark"] .fs-share-bar-btn {
  background: var(--white);
  border-color: var(--border);
}
[data-theme="dark"] .fs-share-bar-btn:hover {
  background: var(--bg);
  border-color: var(--primary);
  color: var(--primary);
}

/* ── CTA Banner ─────────────────────────────────────────── */
.cta-block {
  background: var(--surface-2);
  padding: 64px 20px;
  text-align: center;
  border-top: 1px solid var(--border);
}
.cta-block h2 { font-size: 1.75rem; font-weight: 650; letter-spacing: -0.03em; color: var(--text); margin-bottom: 10px; }
.cta-block p  { color: var(--muted); font-size: 1rem; max-width: 54ch; margin: 0 auto 24px; }

/* ── Nav Tools Dropdown ─────────────────────────────────── */
.nav-tools-dropdown { position: relative; padding-top: 4px; }
.nav-tools-btn {
  background: none;
  border: none;
  color: var(--subtle);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 8px;
  line-height: 1;
  transition: color .2s;
  text-decoration: none;
  border-radius: 10px;
}
.nav-tools-btn:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
.nav-tools-btn.active { color: var(--primary); font-weight: 700; }
.nav-tools-btn svg { transition: transform .2s; }
.nav-tools-btn.open svg { transform: rotate(180deg); }
.nav-tools-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  transform: translateY(-6px);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  min-width: 220px;
  max-width: min(320px, calc(100vw - 24px));
  opacity: 0;
  pointer-events: none;
  transition: opacity .15s ease, transform .15s ease;
  z-index: 200;
  padding: 6px 0;
  overflow: hidden;
}
.nav-tools-menu.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.nav-tools-menu a {
  display: block;
  padding: 10px 18px;
  font-size: .875rem;
  color: var(--text);
  font-weight: 500;
  transition: background .15s, color .15s;
}
.nav-tools-menu a:hover { background: var(--bg); color: var(--primary); }
.nav-tools-menu a.active { color: var(--primary); font-weight: 700; }
.nav-tools-menu a + a { border-top: 1px solid var(--border); }
.nav-tools-menu-sep {
  height: 1px;
  margin: 6px 0;
  background: var(--border);
}
.nav-tools-menu a.nav-tools-featured {
  font-weight: 700;
  color: var(--text);
}
.nav-tools-menu a.nav-tools-featured.active {
  color: var(--primary);
}
[data-theme="dark"] .nav-tools-menu {
  background: var(--white);
  border-color: var(--border);
  box-shadow: var(--shadow-lg);
}
[data-theme="dark"] .nav-tools-menu a { color: var(--muted); }
[data-theme="dark"] .nav-tools-menu a:hover { background: var(--surface-2); color: var(--text); }
[data-theme="dark"] .nav-tools-menu a.active { color: var(--primary); }
[data-theme="dark"] .nav-tools-menu a + a { border-color: var(--border); }
[data-theme="dark"] .nav-tools-menu-sep { background: var(--border); }
[data-theme="dark"] .nav-tools-menu a.nav-tools-featured { color: var(--text); }
@media (max-width: 600px) {
  .nav-tools-dropdown { width: 100%; }
  .nav-tools-btn {
    padding: 12px 10px;
    font-size: 1rem;
    width: 100%;
    justify-content: space-between;
  }
  .nav-tools-menu {
    position: static;
    transform: none !important;
    opacity: 1;
    pointer-events: auto;
    box-shadow: none;
    border: none;
    border-radius: 0;
    background: transparent;
    display: none;
    padding: 0 0 8px 16px;
  }
  .nav-tools-menu.open { display: block; }
  .nav-tools-menu a { padding: 10px 0; font-size: .9375rem; }
  .nav-tools-menu a + a { border: none; }
  [data-theme="dark"] .nav-tools-menu { background: transparent; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .header-right,
  .nav-tools-menu,
  .lang-dropdown-menu {
    transition: none !important;
  }
  .btn { transition: none; }
  .btn:active { transform: none; }
}

/* ── Language Dropdown (header — used on every page) ────── */
.lang-dropdown {
  position: relative;
}
.lang-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--subtle);
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .18s, color .18s, background .18s;
  white-space: nowrap;
  min-height: 44px;
}
.lang-dropdown-btn:hover,
.lang-dropdown-btn.open {
  border-color: var(--primary);
  color: var(--primary);
}
.lang-dropdown-btn svg:last-child {
  transition: transform .2s ease;
}
.lang-dropdown-btn.open svg:last-child {
  transform: rotate(180deg);
}
.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 148px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  z-index: 300;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .15s ease, transform .15s ease;
}
.lang-dropdown-menu.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.lang-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  text-decoration: none;
  color: var(--subtle);
  transition: background .12s, color .12s;
}
.lang-dropdown-menu a:hover {
  background: var(--bg);
  color: var(--primary);
}
.lang-dropdown-menu a.active {
  color: var(--primary);
  background: var(--primary-soft);
}
.lang-dropdown-menu a + a {
  border-top: 1px solid var(--border);
}
.lang-code {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .04em;
  min-width: 22px;
}
.lang-name {
  font-size: .82rem;
  font-weight: 400;
}
[data-theme="dark"] .lang-dropdown-btn {
  border-color: var(--border);
  color: var(--muted);
}
[data-theme="dark"] .lang-dropdown-btn:hover,
[data-theme="dark"] .lang-dropdown-btn.open {
  border-color: var(--primary);
  color: var(--primary);
}
[data-theme="dark"] .lang-dropdown-menu {
  background: var(--white);
  border-color: var(--border);
  box-shadow: var(--shadow-lg);
}
[data-theme="dark"] .lang-dropdown-menu a {
  color: var(--muted);
}
[data-theme="dark"] .lang-dropdown-menu a:hover {
  background: var(--surface-2);
  color: var(--text);
}
[data-theme="dark"] .lang-dropdown-menu a.active {
  background: var(--primary-soft);
  color: var(--primary);
}
[data-theme="dark"] .lang-dropdown-menu a + a {
  border-color: var(--border);
}

/* ── Footer ─────────────────────────────────────────────── */
footer   {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 48px 20px 28px;
  text-align: center;
}
footer p { color: var(--muted); font-size: .825rem; line-height: 1.7; margin-top: 10px; }
footer a { color: var(--primary); }

.footer-col-title,
.footer-social-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer-inner { text-align: left; }

.footer-menu {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) minmax(0, 1.7fr);
  gap: 34px 56px;
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}
.footer-logo {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text);
}
.footer-logo span { color: var(--primary); }
.footer-tagline {
  margin: 0;
  max-width: 26ch;
  color: var(--muted);
  font-size: .825rem;
  line-height: 1.6;
}

/* Overrides the global header `nav` rules, which this element also matches */
.footer-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 26px 24px;
  padding: 0;
  margin: 0;
  border: 0;
}
.footer-col-title { margin: 0 0 12px; }
.footer-col-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.footer-col-list a {
  padding: 0;
  border-radius: 0;
  background: none;
  color: var(--subtle);
  font-size: .875rem;
  font-weight: 400;
  line-height: 1.4;
  transition: color .15s ease;
}
.footer-col-list a:hover,
.footer-col-list a:focus-visible {
  background: none;
  color: var(--text);
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
  justify-content: flex-start;
}
.footer-social-links {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  justify-content: flex-start;
}
.footer-social-links a {
  font-size: 1.25rem;
  color: var(--muted);
  transition: color .15s;
}
.footer-social-links a:hover,
.footer-social-links a:focus-visible {
  color: var(--text);
}

.footer-rule {
  height: 1px;
  margin: 32px 0 16px;
  border: 0;
  background: var(--border);
}

.footer-legal {
  margin: 0;
  color: var(--muted);
  font-size: .8125rem;
}
.footer-paddle {
  max-width: 46rem;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .75rem;
  line-height: 1.6;
}

.footer-inner a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 3px;
  box-shadow: none;
}
[data-theme="dark"] .footer-inner a:focus-visible {
  outline-color: var(--primary);
  box-shadow: none;
}

@media (max-width: 820px) {
  .footer-menu { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 380px) {
  .footer-cols { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .footer-col-list a,
  .footer-social-links a { transition: none; }
}

/* ── Section Typography ─────────────────────────────────── */
.section-heading { font-size: 1.75rem; font-weight: 650; letter-spacing: -0.03em; color: var(--text); margin-bottom: 8px; }
.section-sub     { color: var(--muted); margin-bottom: 28px; max-width: 60ch; }
.tool-sources-list { padding-left: 1.25rem; margin: 0 0 1rem; }
.tool-sources-list li { margin: 0.35rem 0; line-height: 1.5; }
.tool-sources-list a { color: var(--primary); }

/* Badge / label pill */
.tag {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: .75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  letter-spacing: .02em;
}
.tag-success { background: color-mix(in srgb, var(--success) 12%, var(--white)); color: var(--success); }
.tag-warning { background: color-mix(in srgb, var(--warning) 12%, var(--white)); color: var(--warning); }
.tag-danger  { background: color-mix(in srgb, var(--danger) 12%, var(--white)); color: var(--danger); }

.edu-text    { background: var(--white); border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); box-shadow: none; }
.edu-text h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: 14px; }
.edu-text p  { color: var(--subtle); line-height: 1.8; margin-bottom: 12px; font-size: .95rem; }
.edu-text ul { padding-left: 20px; margin-bottom: 12px; }
.edu-text li { color: var(--subtle); font-size: .95rem; line-height: 1.8; margin-bottom: 4px; }

/* ── Responsive Base ────────────────────────────────────── */
@media (max-width: 640px) {
  .hero    { padding: 40px var(--page-gutter) 28px; }
  .section { padding: 0 var(--page-gutter) 40px; }
  .card    { padding: 20px; }
}

/* ── Dark Mode — Component Overrides ────────────────────── */
[data-theme="dark"] .hero {
  background: var(--bg);
}
[data-theme="dark"] .btn-outline:hover { background: var(--surface-2); }
[data-theme="dark"] .btn-white         { background: var(--white); color: var(--text); }
[data-theme="dark"] .btn-white:hover   { background: var(--surface-2); color: var(--text); }
[data-theme="dark"] .share-btn {
  background: color-mix(in srgb, var(--success) 16%, var(--white));
  color: var(--success);
  border-color: color-mix(in srgb, var(--success) 40%, var(--border));
}
[data-theme="dark"] .share-btn:hover { background: color-mix(in srgb, var(--success) 24%, var(--white)); }
[data-theme="dark"] .tag             { background: var(--primary-soft); }
[data-theme="dark"] .tag-success     { background: color-mix(in srgb, var(--success) 16%, var(--white)); color: var(--success); }
[data-theme="dark"] .tag-warning     { background: color-mix(in srgb, var(--warning) 16%, var(--white)); color: var(--warning); }
[data-theme="dark"] .tag-danger      { background: color-mix(in srgb, var(--danger) 16%, var(--white)); color: var(--danger); }
[data-theme="dark"] footer           { background: var(--bg); }
[data-theme="dark"] footer p         { color: var(--muted); }
[data-theme="dark"] footer a         { color: var(--primary); }
[data-theme="dark"] .footer-tagline,
[data-theme="dark"] .footer-legal    { color: var(--muted); }
[data-theme="dark"] .footer-logo     { color: var(--text); }
[data-theme="dark"] .footer-logo span { color: var(--primary); }
[data-theme="dark"] .footer-col-list a { color: var(--subtle); }
[data-theme="dark"] .footer-col-list a:hover,
[data-theme="dark"] .footer-col-list a:focus-visible { color: var(--text); }
[data-theme="dark"] .cta-block p     { color: var(--muted); }

/* ── Theme marketing art swap (final; beats container img{display}) ── */
img.fs-theme-img--dark,
img.home-stage-art--dark {
  display: none !important;
}
html[data-theme="dark"] img.fs-theme-img--light,
html[data-theme="dark"] img.home-stage-art--light {
  display: none !important;
}
html[data-theme="dark"] img.fs-theme-img--dark,
html[data-theme="dark"] img.home-stage-art--dark {
  display: block !important;
}