/* ─────────────────────────────────────────────────────────
   Boardit landing — hand-written CSS, no framework.
   Design tokens mirror src/index.css of the SPA.
   ───────────────────────────────────────────────────────── */

/* ── Fonts ── */
@font-face {
  font-family: "YekanBakh";
  src: url("fonts/YekanBakh-Regular.woff") format("woff");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "YekanBakh";
  src: url("fonts/YekanBakh-Medium.woff") format("woff");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "YekanBakh";
  src: url("fonts/YekanBakh-SemiBold.woff") format("woff");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "YekanBakh";
  src: url("fonts/YekanBakh-Bold.woff") format("woff");
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: "YekanBakh";
  src: url("fonts/YekanBakh-Black.woff") format("woff");
  font-weight: 800;
  font-display: swap;
}

/* ── Tokens (mirror src/index.css) ── */
:root {
  --color-primary: #4F46E5;
  --color-primary-hover: #4338CA;
  --color-primary-active: #3730A3;
  --color-primary-soft: #EEF2FF;
  --color-primary-muted: #C7D2FE;
  --color-primary-glow: #818CF8;

  --color-foreground: #172033;
  --color-muted-strong: #475569;
  --color-muted: #64748B;
  --color-subtle: #94A3B8;
  --color-surface-1: #FFFFFF;
  --color-surface-2: #F6F7FB;
  --color-surface-3: #EEF2F7;
  --color-border: #D8DEE8;
  --color-border-strong: #C3CCDA;

  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-premium: 0 1px 2px rgba(15, 23, 42, 0.04), 0 10px 30px -8px rgba(30, 41, 59, 0.14);
  --shadow-lift: 0 10px 24px -12px rgba(15, 23, 42, 0.28), 0 24px 60px -32px rgba(67, 56, 202, 0.24);

  --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-quick: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration-base: 220ms;
  --duration-slow: 380ms;

  --container-max: 72rem; /* 1152px */
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: "YekanBakh", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-foreground);
  background: var(--color-surface-1);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }

/* ── Skip link ── */
.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: 1rem;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  transform: translateY(-200%);
  transition: transform var(--duration-base) var(--ease-premium);
}
.skip-link:focus { transform: translateY(0); }

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: 1.25rem;
}
@media (min-width: 640px) { .container { padding-inline: 1.5rem; } }
@media (min-width: 1024px) { .container { padding-inline: 2rem; } }

/* ── Brand mark ── */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-foreground);
}
.brand-mark {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.5rem;
  background: url("favicon.svg") center / cover no-repeat;
  box-shadow: 0 4px 12px -2px rgba(79, 70, 229, 0.35);
}
.brand-name { letter-spacing: -0.01em; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 2.5rem;
  padding-inline: 1rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  white-space: nowrap;
  transition: background-color var(--duration-base) var(--ease-premium),
              color var(--duration-base) var(--ease-premium),
              transform var(--duration-fast) var(--ease-quick),
              box-shadow var(--duration-base) var(--ease-premium),
              border-color var(--duration-base) var(--ease-premium);
  position: relative;
  overflow: hidden;
}
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.25);
}
.btn:active { transform: scale(0.985); }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 6px 18px -8px rgba(79, 70, 229, 0.55);
}
.btn--primary:hover { background: var(--color-primary-hover); }
.btn--primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent 50%);
  pointer-events: none;
}

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

.btn--lg { height: 3rem; padding-inline: 1.5rem; font-size: 1rem; }

.btn-icon { width: 1.125rem; height: 1.125rem; flex-shrink: 0; }
.btn-icon--play { width: 0.875rem; height: 0.875rem; }

/* ── Sticky header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-premium),
              box-shadow var(--duration-base) var(--ease-premium);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 4rem;
}

.header-cta { display: flex; gap: 0.625rem; align-items: center; }

.menu-toggle { display: none; }
@media (min-width: 880px) { .menu-toggle { display: none; } }

.mobile-menu { display: none; }
@media (min-width: 880px) { .mobile-menu { display: none !important; } }

/* ── Hero ── */
.hero {
  position: relative;
  padding-block: 4rem 5rem;
  overflow: hidden;
}
@media (min-width: 768px) { .hero { padding-block: 6rem 7rem; } }
@media (max-width: 639px) { .hero { padding-block: 2.5rem 3.5rem; } }

.hero-glow {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.55;
}
.hero-glow--a {
  width: 38rem;
  height: 38rem;
  top: -10rem;
  inset-inline-end: -8rem;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--color-primary-glow) 22%, transparent), transparent 70%);
}
.hero-glow--b {
  width: 28rem;
  height: 28rem;
  bottom: -8rem;
  inset-inline-start: -6rem;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--color-primary-glow) 14%, transparent), transparent 70%);
}
@media (max-width: 639px) {
  .hero-glow--a { width: 22rem; height: 22rem; top: -6rem; inset-inline-end: -4rem; }
  .hero-glow--b { width: 18rem; height: 18rem; bottom: -4rem; inset-inline-start: -4rem; }
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 3rem;
}
@media (min-width: 1024px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); align-items: center; gap: 4rem; }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-pill);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-size: 0.8125rem;
  font-weight: 600;
  border: 1px solid color-mix(in oklab, var(--color-primary) 15%, transparent);
}
.eyebrow-icon { width: 0.875rem; height: 0.875rem; }

.hero-title {
  margin-top: 1.25rem;
  font-size: clamp(2.25rem, 5.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--color-foreground);
}
.hero-title-accent {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-glow) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-title-emoji {
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Twemoji Mozilla", "EmojiOne Color", "Android Emoji", emoji;
  display: inline-block;
  vertical-align: baseline;
}

.hero-subtitle {
  margin-top: 1.25rem;
  max-width: 34rem;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-muted-strong);
}
@media (max-width: 639px) {
  .hero-subtitle { max-width: none; font-size: 1rem; line-height: 1.7; }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}
@media (max-width: 639px) {
  .hero-actions { display: block; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  color: var(--color-muted);
}
.hero-trust-dot { color: var(--color-subtle); }
@media (max-width: 479px) {
  .hero-trust-dot { display: none; }
  .hero-trust { gap: 0.375rem 1rem; }
}

/* ── Board mockup ── */
.board-mockup {
  position: relative;
  display: flex;
  gap: 0.875rem;
  padding: 1rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--color-surface-2), var(--color-surface-3));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
  transform: perspective(1200px) rotateY(-1.5deg) rotateX(2deg);
  transform-origin: center;
}
.board-mockup-glass {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0%, rgba(255, 255, 255, 0.6), transparent 50%);
  pointer-events: none;
}

/* Mobile-only utility — extra cards inside hero mockup */
.is-mobile-only { display: none; }
@media (max-width: 767px) { .is-mobile-only { display: block; } }

/* Hero mockup collapses to a single populated list on phones */
@media (max-width: 767px) {
  .board-mockup {
    display: block;
    transform: none;
    padding: 0.875rem;
  }
  .board-mockup > .board-list:nth-child(2),
  .board-mockup > .board-list:nth-child(4) { display: none; }
}
.board-list {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(4px);
  border: 1px solid var(--color-border);
}
.board-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: 0.25rem;
  margin-bottom: 0.125rem;
}
.board-list-title { font-size: 0.8125rem; font-weight: 700; color: var(--color-foreground); }
.board-list-count {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-muted);
  background: var(--color-surface-3);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-pill);
}

.board-card {
  position: relative;
  padding: 0.625rem 0.75rem;
  background: var(--color-surface-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.board-card--dragging {
  transform: rotate(-2deg) translateY(-2px);
  box-shadow: 0 12px 24px -10px rgba(15, 23, 42, 0.22), 0 0 0 1px var(--color-primary-muted);
}
.board-card--done { opacity: 0.65; }
.board-card--done .card-title { text-decoration: line-through; text-decoration-color: var(--color-subtle); }

.card-label {
  display: inline-block;
  width: 1.75rem;
  height: 0.3125rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.4375rem;
}
.card-label--indigo { background: var(--color-primary); }
.card-label--amber { background: #F59E0B; }
.card-label--rose { background: #F43F5E; }
.card-label--teal { background: #14B8A6; }
.card-label--green { background: #10B981; }

.card-title {
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.45;
  color: var(--color-foreground);
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
}
.card-avatars { display: flex; }
.avatar {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  font-weight: 700;
  color: #fff;
  border: 1.5px solid #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.1);
  margin-inline-start: -0.375rem;
}
.avatar:first-child { margin-inline-start: 0; }
.avatar--a { background: linear-gradient(135deg, #4F46E5, #818CF8); }
.avatar--b { background: linear-gradient(135deg, #F43F5E, #FB923C); }
.avatar--c { background: linear-gradient(135deg, #14B8A6, #06B6D4); }
.avatar--d { background: linear-gradient(135deg, #F59E0B, #FBBF24); }

.card-due {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-muted);
  background: var(--color-surface-2);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-pill);
}
.card-due--soon { color: #B45309; background: #FEF3C7; }

/* ── Section heads ── */
.section-head { max-width: 42rem; margin: 0 auto 3rem; text-align: center; }
@media (max-width: 639px) { .section-head { margin-bottom: 2rem; } }
.section-eyebrow {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  text-transform: none;
  margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-foreground);
}
.section-lead {
  margin-top: 1rem;
  font-size: 1.0625rem;
  color: var(--color-muted-strong);
  line-height: 1.7;
}

/* ── Features ── */
.features { padding-block: 5rem; background: var(--color-surface-1); }
@media (min-width: 768px) { .features { padding-block: 6.5rem; } }
@media (max-width: 639px) { .features { padding-block: 3.5rem; } }

.feature-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }

.feature-card {
  position: relative;
  padding: 1.75rem;
  background: var(--color-surface-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: transform var(--duration-base) var(--ease-premium),
              box-shadow var(--duration-base) var(--ease-premium),
              border-color var(--duration-base) var(--ease-premium);
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--color-primary-glow) 12%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-premium);
  pointer-events: none;
}
.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  border-color: color-mix(in oklab, var(--color-primary) 25%, var(--color-border));
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  position: relative;
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}
.feature-icon svg { width: 1.25rem; height: 1.25rem; }

.feature-title {
  position: relative;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-foreground);
  margin-bottom: 0.5rem;
}
.feature-desc {
  position: relative;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-muted-strong);
}

/* ── Steps ── */
.howto { padding-block: 5rem; background: var(--color-surface-2); }
@media (min-width: 768px) { .howto { padding-block: 6.5rem; } }
@media (max-width: 639px) { .howto { padding-block: 3.5rem; } }

.steps {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  position: relative;
}
@media (min-width: 768px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; } }

.step {
  position: relative;
  padding: 1.75rem;
  background: var(--color-surface-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-glow));
  color: #fff;
  font-weight: 800;
  font-size: 1.125rem;
  box-shadow: 0 4px 12px -2px rgba(79, 70, 229, 0.4);
  margin-bottom: 1.25rem;
}
.step-title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-foreground);
  margin-bottom: 0.5rem;
}
.step-desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-muted-strong);
}

/* ── Spotlight (real-time) ── */
.spotlight { padding-block: 5rem; background: var(--color-surface-1); }
@media (min-width: 768px) { .spotlight { padding-block: 6.5rem; } }
@media (max-width: 639px) { .spotlight { padding-block: 3.5rem; } }

.spotlight-inner {
  display: grid;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .spotlight-inner { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 4rem; }
}
.spotlight-copy .section-eyebrow { margin-bottom: 0.75rem; }
.spotlight-copy .section-title { text-align: start; max-width: 28rem; }
.spotlight-copy .section-lead { text-align: start; max-width: 32rem; margin-top: 1.25rem; }

.spotlight-points {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.spotlight-points li {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.9375rem;
  color: var(--color-muted-strong);
}
.spotlight-points li::before {
  content: "";
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background: var(--color-primary-soft);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234F46E5' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
  background-size: 0.75rem;
  background-position: center;
  background-repeat: no-repeat;
  flex-shrink: 0;
}

.spotlight-mockup {
  display: flex;
  justify-content: center;
  padding: 1.25rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--color-surface-2), var(--color-surface-3));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lift);
}
.board-list--compact {
  width: 100%;
  max-width: 18rem;
  background: rgba(255, 255, 255, 0.85);
}
.board-card--live {
  position: relative;
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--color-primary) 35%, transparent), var(--shadow-sm);
  animation: pulse-live 2.4s var(--ease-premium) infinite;
}
@keyframes pulse-live {
  0%, 100% { box-shadow: 0 0 0 2px color-mix(in oklab, var(--color-primary) 35%, transparent), var(--shadow-sm); }
  50% { box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-primary) 18%, transparent), var(--shadow-sm); }
}
.live-cursor {
  position: absolute;
  top: -0.5rem;
  inset-inline-end: -0.375rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.6875rem;
  font-weight: 700;
  color: #fff;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px -2px rgba(15, 23, 42, 0.25);
}
.live-cursor--a { background: linear-gradient(135deg, #4F46E5, #818CF8); }
.live-cursor--b { background: linear-gradient(135deg, #14B8A6, #06B6D4); }

/* ── Manifesto ── */
.manifesto {
  padding-block: 5rem;
  background: var(--color-surface-2);
  text-align: center;
}
@media (min-width: 768px) { .manifesto { padding-block: 6rem; } }
@media (max-width: 639px) { .manifesto { padding-block: 3rem; } }

.manifesto-quote {
  max-width: 48rem;
  margin: 0 auto;
  font-size: clamp(1.375rem, 3vw, 1.75rem);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: -0.015em;
  color: var(--color-foreground);
  position: relative;
  padding-block: 1rem;
}
.manifesto-quote::before,
.manifesto-quote::after {
  content: "";
  display: block;
  width: 2.5rem;
  height: 2px;
  margin: 0 auto;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}
.manifesto-quote::before { margin-bottom: 1.5rem; }
.manifesto-quote::after { margin-top: 1.5rem; }
.manifesto-cite {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* ── FAQ ── */
.faq { padding-block: 5rem; background: var(--color-surface-1); }
@media (min-width: 768px) { .faq { padding-block: 6.5rem; } }
@media (max-width: 639px) { .faq { padding-block: 3.5rem; } }

.faq-list {
  max-width: 44rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-1);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-premium),
              box-shadow var(--duration-base) var(--ease-premium);
}
.faq-item[open] {
  border-color: color-mix(in oklab, var(--color-primary) 25%, var(--color-border));
  box-shadow: var(--shadow-premium);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.125rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-foreground);
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "";
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2.5' stroke-linecap='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform var(--duration-base) var(--ease-premium);
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-body {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--color-muted-strong);
}

/* ── Final CTA ── */
.final-cta { padding-block: 4rem 6rem; background: var(--color-surface-1); }
@media (min-width: 768px) { .final-cta { padding-block: 5rem 8rem; } }
@media (max-width: 639px) { .final-cta { padding-block: 2.5rem 3.5rem; } }

.final-cta-card {
  position: relative;
  padding: 3rem 1.5rem;
  text-align: center;
  border-radius: var(--radius-xl);
  border: 1px solid color-mix(in oklab, var(--color-primary) 20%, var(--color-border));
  background: linear-gradient(180deg, var(--color-primary-soft) 0%, rgba(255, 255, 255, 0.95) 100%);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}
@media (min-width: 768px) { .final-cta-card { padding: 4rem 3rem; } }
@media (max-width: 479px) { .final-cta-card { padding: 2.25rem 1.25rem; } }

.final-cta-glow {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.55;
}
.final-cta-glow--a {
  width: 22rem;
  height: 22rem;
  top: -8rem;
  inset-inline-start: -4rem;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--color-primary-glow) 22%, transparent), transparent 70%);
}
.final-cta-glow--b {
  width: 18rem;
  height: 18rem;
  bottom: -6rem;
  inset-inline-end: -4rem;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--color-primary-glow) 14%, transparent), transparent 70%);
}

.final-cta-title {
  position: relative;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-foreground);
}
.final-cta-desc {
  position: relative;
  margin: 1rem auto 2rem;
  max-width: 32rem;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-muted-strong);
}
.final-cta-card .btn { position: relative; }

/* ── Footer ── */
.site-footer {
  background: var(--color-surface-2);
  border-top: 1px solid var(--color-border);
  padding-block: 3rem 1.5rem;
  color: var(--color-muted-strong);
}
.footer-inner {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}
.footer-brand { max-width: 22rem; }
.footer-tagline {
  margin-top: 0.875rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-muted);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  color: var(--color-muted);
}
.footer-version {
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-pill);
  background: var(--color-surface-3);
  font-weight: 600;
}

/* ── Selection ── */
::selection { background: var(--color-primary-muted); color: var(--color-primary-active); }

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .board-mockup { transform: none; }
}