/* ================================================================
   EDUCONNECT — STYLESHEET
   Design tokens: electric blue + violet gradient, Inter + JetBrains Mono
   ================================================================ */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* Colors */
  --color-ink: #0B1220;
  --color-ink-soft: #1B2338;
  --color-slate: #5B6472;
  --color-slate-light: #8992A3;
  --color-primary: #3B5BFF;
  --color-primary-dark: #1E3AE8;
  --color-accent: #7B61FF;
  --color-mint: #10B981;
  --color-amber: #F59E0B;
  --color-paper: #F7F8FC;
  --color-paper-alt: #EEF1FA;
  --color-line: #E7E9F2;
  --color-white: #FFFFFF;

  --gradient-primary: linear-gradient(135deg, #3B5BFF 0%, #7B61FF 100%);
  --gradient-radial: radial-gradient(circle at 30% 20%, rgba(123,97,255,.18), transparent 55%);

  /* Typography */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  /* Layout */
  --container-w: 1200px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(11,18,32,0.06);
  --shadow-md: 0 8px 24px rgba(11,18,32,0.08);
  --shadow-lg: 0 24px 64px rgba(11,18,32,0.14);
  --shadow-glow: 0 0 0 1px rgba(59,91,255,0.08), 0 20px 50px rgba(59,91,255,0.18);

  /* Motion */
  --ease: cubic-bezier(.22,1,.36,1);
  --dur-fast: .2s;
  --dur-med: .5s;
  --dur-slow: .9s;
}

/* ---------- 2. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-display);
  color: var(--color-ink);
  background: var(--color-white);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
h1, h2, h3, h4 { font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; color: var(--color-ink); }
i[data-lucide] { display: inline-block; width: 1em; height: 1em; }

.skip-link {
  position: absolute; top: -50px; left: 12px; background: var(--color-ink); color: #fff;
  padding: 10px 16px; border-radius: var(--radius-sm); z-index: 999; transition: top var(--dur-fast) var(--ease);
}
.skip-link:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }

/* ---------- 3. LAYOUT HELPERS ---------- */
.container { max-width: var(--container-w); margin-inline: auto; padding-inline: 24px; }
.container--narrow { max-width: 760px; }

section { position: relative; padding: 112px 0; }
section[id] { scroll-margin-top: 88px; }
@media (max-width: 768px) { section { padding: 72px 0; } }

.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head--left { max-width: 560px; margin: 0; text-align: left; }
.section-head h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); margin-block: 14px 12px; }
.section-sub { color: var(--color-slate); font-size: 1.08rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: .8rem; font-weight: 500; letter-spacing: .04em;
  text-transform: uppercase; color: var(--color-primary);
}
.eyebrow__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gradient-primary); box-shadow: 0 0 0 4px rgba(59,91,255,.14); }
.eyebrow--onDark { color: #B9C4FF; justify-content: center; }

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- 4. BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: .95rem; border-radius: var(--radius-full);
  padding: 13px 26px; transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn i { width: 17px; height: 17px; }
.btn--sm { padding: 9px 18px; font-size: .875rem; }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--block { width: 100%; }

.btn--primary {
  background: var(--gradient-primary); color: #fff;
  box-shadow: 0 1px 2px rgba(30,58,232,.2), 0 12px 24px -8px rgba(59,91,255,.55);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 4px 8px rgba(30,58,232,.25), 0 20px 36px -10px rgba(59,91,255,.6); }
.btn--primary:active { transform: translateY(0); }

.btn--secondary {
  background: var(--color-white); color: var(--color-ink);
  border: 1.5px solid var(--color-line); box-shadow: var(--shadow-sm);
}
.btn--secondary:hover { border-color: var(--color-primary); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn--ghost { color: var(--color-ink); }
.btn--ghost:hover { color: var(--color-primary); }

.btn--onDark { background: #fff; color: var(--color-ink); box-shadow: 0 12px 30px rgba(0,0,0,.25); }
.btn--onDark:hover { transform: translateY(-2px); box-shadow: 0 18px 40px rgba(0,0,0,.32); }

.btn--ghostOnDark { color: #fff; border: 1.5px solid rgba(255,255,255,.28); }
.btn--ghostOnDark:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.5); }

/* ---------- 5. NAVBAR ---------- */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 16px 0; transition: all var(--dur-med) var(--ease); }
.navbar.is-scrolled {
  padding: 10px 0; background: rgba(255,255,255,.75); backdrop-filter: blur(16px) saturate(1.6);
  -webkit-backdrop-filter: blur(16px) saturate(1.6);
  box-shadow: 0 1px 0 rgba(11,18,32,.06), 0 8px 30px rgba(11,18,32,.05);
}
.navbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.navbar__logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { border-radius: 9px; display: block; box-shadow: 0 2px 8px rgba(11,18,32,.12); }
.logo-text { font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; }
.logo-text--onDark { color: #fff; }

.navbar__links { display: flex; align-items: center; gap: 32px; font-size: .92rem; font-weight: 500; }
.navbar__links a { color: var(--color-ink-soft); position: relative; padding: 4px 0; }
.navbar__links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px;
  background: var(--gradient-primary); transition: width var(--dur-fast) var(--ease); border-radius: 2px;
}
.navbar__links a:hover { color: var(--color-ink); }
.navbar__links a:hover::after { width: 100%; }

.navbar__cta { display: flex; align-items: center; gap: 10px; }

.navbar__toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; z-index: 120; }
.navbar__toggle span { width: 22px; height: 2px; background: var(--color-ink); border-radius: 2px; transition: all var(--dur-fast) var(--ease); }
.navbar__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.navbar__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 6. HERO ---------- */
.hero { padding-top: 160px; padding-bottom: 90px; overflow: hidden; }
.hero__glow {
  position: absolute; inset: -20% -10% auto -10%; height: 900px; z-index: -1;
  background: var(--gradient-radial), radial-gradient(circle at 75% 30%, rgba(59,91,255,.14), transparent 50%);
}
.hero__inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }

.hero__title { font-size: clamp(2.4rem, 4.6vw, 3.7rem); margin-bottom: 20px; }
.hero__subtitle { font-size: 1.13rem; color: var(--color-slate); max-width: 520px; margin-bottom: 30px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }

/* Honest, qualitative value pillars (no fake numbers) */
.hero__pillars { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.hero__pillars li { display: flex; align-items: center; gap: 8px; font-size: .86rem; font-weight: 500; color: var(--color-ink-soft); }
.hero__pillars i { width: 16px; height: 16px; color: var(--color-primary); }

/* Device stage */
.hero__visual { position: relative; }
.mockup-stage { position: relative; perspective: 1400px; display: flex; justify-content: center; }

/* ---------- 6b. DEVICE FRAME (reusable phone mockup for real screenshots) ---------- */
.device-frame {
  position: relative; width: 260px; border-radius: 42px; background: linear-gradient(155deg, #1B2338, #0B1220);
  padding: 14px; box-shadow: var(--shadow-lg), 0 0 0 2px rgba(255,255,255,.04) inset;
  transform: rotateY(-8deg) rotateX(4deg) rotateZ(1deg); transition: transform .6s var(--ease);
}
.mockup-stage:hover .device-frame--hero { transform: rotateY(-3deg) rotateX(1deg) rotateZ(0deg); }

.device-frame__notch {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%); width: 90px; height: 22px;
  background: #0B1220; border-radius: 0 0 16px 16px; z-index: 3;
}
.device-frame__screen {
  position: relative; border-radius: 30px; overflow: hidden; background: #fff;
  aspect-ratio: 9 / 19.5;
}
.device-frame__screen img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.device-frame__shine {
  position: absolute; inset: 14px; border-radius: 30px; pointer-events: none;
  background: linear-gradient(115deg, rgba(255,255,255,.14) 0%, transparent 26%, transparent 78%, rgba(255,255,255,.06) 100%);
}

/* Floating glass badges over hero device */
.float-card {
  position: absolute; display: flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.75); backdrop-filter: blur(14px) saturate(1.8); -webkit-backdrop-filter: blur(14px) saturate(1.8);
  border: 1px solid rgba(255,255,255,.6); border-radius: var(--radius-md); padding: 10px 14px;
  box-shadow: var(--shadow-glow); animation: floaty 5s ease-in-out infinite; z-index: 4;
}
.float-card i { width: 20px; height: 20px; color: var(--color-primary); flex-shrink: 0; }
.float-card strong { display: block; font-size: .76rem; }
.float-card span { font-size: .68rem; color: var(--color-slate); }
.float-card--1 { top: 4%; left: -14%; animation-delay: .3s; }
.float-card--2 { bottom: 8%; right: -14%; animation-delay: 1.2s; }

@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- 7. VALUE PILLARS (replaces fake "trusted by") ---------- */
.pillars { padding: 48px 0; border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); background: var(--color-paper); }
.pillars__grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.pillar {
  display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center;
  padding: 18px 10px; border-radius: var(--radius-md); transition: transform var(--dur-fast) var(--ease);
}
.pillar:hover { transform: translateY(-3px); }
.pillar i { width: 24px; height: 24px; color: var(--color-primary); }
.pillar span { font-size: .8rem; font-weight: 600; color: var(--color-ink-soft); line-height: 1.35; }

/* ---------- 8. FEATURES ---------- */
.features__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.feature-card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-lg);
  padding: 28px 24px; transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feature-card h3 { font-size: 1.04rem; margin-bottom: 8px; }
.feature-card p { font-size: .88rem; color: var(--color-slate); line-height: 1.55; }

.feature-card__icon {
  width: 46px; height: 46px; border-radius: 13px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; color: #fff;
}
.feature-card__icon i { width: 22px; height: 22px; }
.fc--blue { background: linear-gradient(135deg, #3B5BFF, #6E8BFF); }
.fc--violet { background: linear-gradient(135deg, #7B61FF, #A692FF); }
.fc--green { background: linear-gradient(135deg, #0EA371, #3CD69A); }
.fc--amber { background: linear-gradient(135deg, #E58A0A, #F7B84B); }

/* ---------- 9. APP SHOWCASE (real screenshots gallery) ---------- */
.showcase { background: var(--color-paper); }
.showcase__gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px 24px; }
.showcase__item { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.showcase__item .device-frame { width: 220px; transform: none; }
.showcase__item .device-frame:hover { transform: translateY(-6px); }
.showcase__item figcaption { text-align: center; }
.showcase__item figcaption strong { display: block; font-size: .95rem; margin-bottom: 3px; }
.showcase__item figcaption span { font-size: .8rem; color: var(--color-slate); }

/* ---------- 10. AI DOUBT SOLVER SHOWCASE ---------- */
.ai-showcase { background: var(--color-ink); color: #fff; overflow: hidden; }
.ai-showcase .section-sub, .ai-showcase h2 { color: #fff; }
.ai-showcase .section-sub { color: #B7BFD6; }
.ai-showcase__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }

.ai-steps { display: flex; flex-direction: column; gap: 18px; margin-top: 30px; }
.ai-steps li { display: flex; align-items: flex-start; gap: 14px; }
.ai-steps i { width: 20px; height: 20px; color: var(--color-accent); margin-top: 3px; flex-shrink: 0; }
.ai-steps strong { display: block; font-size: .95rem; margin-bottom: 2px; }
.ai-steps span { font-size: .85rem; color: #98A1BC; }

.solver-demo { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.device-frame--dark { background: linear-gradient(155deg, #262F49, #0B1220); }
.device-frame--dark .device-frame__screen { background: #0B1220; }

.solver-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top center; opacity: 0; transition: opacity .7s var(--ease); }
.solver-img.is-visible { opacity: 1; }

.scan-laser {
  position: absolute; left: 0; right: 0; top: 0; height: 3px; z-index: 2;
  background: linear-gradient(90deg, transparent, #6E8BFF, transparent);
  box-shadow: 0 0 16px 3px rgba(110,139,255,.8);
  opacity: 0; animation: scan 2.6s ease-in-out infinite;
}
.scan-laser.is-active { opacity: 1; }
@keyframes scan { 0% { top: 4%; } 50% { top: 92%; } 100% { top: 4%; } }

.saved-chip {
  display: inline-flex; align-items: center; gap: 8px; font-size: .84rem; font-weight: 600;
  background: rgba(16,185,129,.14); color: #4CE0AA; border: 1px solid rgba(16,185,129,.3);
  border-radius: var(--radius-full); padding: 9px 18px;
  opacity: 0; transform: scale(.92); transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.saved-chip.is-visible { opacity: 1; transform: scale(1); }
.saved-chip i { width: 15px; height: 15px; }

/* ---------- 11. DASHBOARD PREVIEW ---------- */
.dash-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 44px; flex-wrap: wrap; }
.dash-tab {
  display: flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: var(--radius-full);
  border: 1.5px solid var(--color-line); font-weight: 600; font-size: .9rem; color: var(--color-slate);
  transition: all var(--dur-fast) var(--ease);
}
.dash-tab i { width: 16px; height: 16px; }
.dash-tab.is-active { background: var(--color-ink); color: #fff; border-color: var(--color-ink); }
.dash-tab:not(.is-active):hover { border-color: var(--color-primary); color: var(--color-primary); }

.dash-panel { display: none; }
.dash-panel.is-active { display: block; animation: fadeUp .5s var(--ease); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

.dash-preview__row { display: flex; align-items: center; justify-content: center; gap: 64px; }
.dash-preview__row .device-frame { width: 240px; transform: none; flex-shrink: 0; }
.dash-preview__notes { display: flex; flex-direction: column; gap: 18px; max-width: 380px; }
.dash-preview__notes li { display: flex; align-items: flex-start; gap: 14px; }
.dash-preview__notes i { width: 20px; height: 20px; padding: 8px; border-radius: 10px; background: var(--color-paper-alt); color: var(--color-primary); flex-shrink: 0; box-sizing: content-box; }
.dash-preview__notes strong { display: block; font-size: .94rem; margin-bottom: 2px; }
.dash-preview__notes span { font-size: .84rem; color: var(--color-slate); }

/* ---------- 12. WHY / COMPARISON ---------- */
.why { background: var(--color-paper); }
.compare { max-width: 760px; margin: 0 auto; }
.compare__table { width: 100%; border-collapse: separate; border-spacing: 0; background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.compare__table th, .compare__table td { padding: 16px 20px; text-align: center; font-size: .9rem; border-bottom: 1px solid var(--color-line); }
.compare__table th:first-child, .compare__table td:first-child { text-align: left; font-weight: 600; }
.compare__table thead th { font-family: var(--font-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .03em; color: var(--color-slate); background: var(--color-paper-alt); }
.compare__table th.is-highlight { color: var(--color-primary); background: rgba(59,91,255,.08); }
.compare__table td:last-child, .compare__table th.is-highlight { background: rgba(59,91,255,.05); }
.compare__table tbody tr:last-child td { border-bottom: none; }
.ico-ok { color: var(--color-mint); width: 20px; height: 20px; }
.ico-no { color: #D7DBE6; width: 20px; height: 20px; }
.ico-partial { color: var(--color-amber); width: 20px; height: 20px; }

/* ---------- 13. HOW IT WORKS ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; position: relative; }
.step {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 28px 22px;
  position: relative; transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.step__num { font-family: var(--font-mono); font-size: .78rem; font-weight: 700; color: var(--color-slate-light); display: block; margin-bottom: 16px; }
.step > i { width: 26px; height: 26px; color: var(--color-primary); margin-bottom: 14px; }
.step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.step p { font-size: .86rem; color: var(--color-slate); }
.step:not(:last-child)::after { content: ""; position: absolute; top: 50%; right: -20px; width: 20px; height: 1px; background: var(--color-line); }

/* ---------- 14. WHY STUDENTS WILL LOVE EDUCONNECT ---------- */
.love { background: var(--color-paper); }
.love__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.love-card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 28px 24px;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.love-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.love-card h3 { font-size: 1.02rem; margin-bottom: 8px; }
.love-card p { font-size: .88rem; color: var(--color-slate); line-height: 1.55; }

/* ---------- 15. PRICING ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price-card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 32px 28px;
  display: flex; flex-direction: column; position: relative; transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.price-card h3 { font-size: 1.15rem; margin-bottom: 6px; }
.price-card__desc { font-size: .84rem; color: var(--color-slate); margin-bottom: 22px; min-height: 40px; }
.price-card__amount { display: flex; align-items: baseline; gap: 2px; margin-bottom: 26px; }
.currency { font-size: 1.1rem; font-weight: 700; }
.amount { font-size: 2.4rem; font-weight: 800; letter-spacing: -0.02em; }
.period { font-size: .85rem; color: var(--color-slate); margin-left: 2px; }
.amount-custom { font-size: 2rem; font-weight: 800; }

.price-card__features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; flex: 1; }
.price-card__features li { display: flex; align-items: center; gap: 10px; font-size: .88rem; color: var(--color-ink-soft); }
.price-card__features i { width: 16px; height: 16px; color: var(--color-mint); flex-shrink: 0; }
.price-card__features--plain i { color: var(--color-primary); }

.price-card--featured { background: var(--color-ink); border-color: var(--color-ink); transform: scale(1.03); box-shadow: 0 24px 60px rgba(11,18,32,.28); }
.price-card--featured:hover { transform: scale(1.03) translateY(-6px); }
.price-card--featured h3, .price-card--featured .amount, .price-card--featured .currency, .price-card--featured .period { color: #fff; }
.price-card--featured .price-card__desc { color: #9AA3C0; }
.price-card--featured .price-card__features li { color: #DDE1F0; }
.price-card__badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--gradient-primary); color: #fff;
  font-size: .7rem; font-weight: 700; padding: 5px 14px; border-radius: var(--radius-full); letter-spacing: .02em;
}

/* ---------- 16. FAQ / ACCORDION ---------- */
.accordion__item { border-bottom: 1px solid var(--color-line); }
.accordion__trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 22px 4px; text-align: left; font-weight: 600; font-size: 1rem; }
.accordion__trigger i { width: 18px; height: 18px; color: var(--color-slate); transition: transform var(--dur-fast) var(--ease); flex-shrink: 0; }
.accordion__item.is-open .accordion__trigger i { transform: rotate(180deg); color: var(--color-primary); }
.accordion__panel { max-height: 0; overflow: hidden; transition: max-height var(--dur-med) var(--ease); }
.accordion__item.is-open .accordion__panel { max-height: 220px; }
.accordion__panel p { padding: 0 4px 22px; font-size: .92rem; color: var(--color-slate); line-height: 1.65; }

/* ---------- 16b. DEMO BOOKING FORM ---------- */
.demo-booking { position: relative; overflow: hidden; background: var(--color-paper); }
.demo-booking__glow {
  position: absolute; inset: -10% -10% auto -10%; height: 620px; z-index: 0; pointer-events: none;
  background:
    radial-gradient(circle at 18% 20%, rgba(59,91,255,.16), transparent 55%),
    radial-gradient(circle at 82% 30%, rgba(123,97,255,.14), transparent 50%);
}
.demo-booking__inner { position: relative; z-index: 1; }

/* Glass card */
.demo-card {
  max-width: 780px; margin: 0 auto; position: relative;
  background: rgba(255,255,255,.72); backdrop-filter: blur(22px) saturate(1.8); -webkit-backdrop-filter: blur(22px) saturate(1.8);
  border: 1px solid rgba(255,255,255,.9); border-radius: var(--radius-lg);
  padding: 48px; box-shadow: var(--shadow-lg), 0 0 0 1px rgba(59,91,255,.05);
}
@media (max-width: 600px) { .demo-card { padding: 28px 20px; } }

/* ---- Form layout ---- */
.demo-form__honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { position: relative; margin-bottom: 22px; }

/* Inputs / selects / textarea — shared premium field style */
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; background: #fff; border: 1.5px solid var(--color-line); border-radius: var(--radius-md);
  padding: 21px 16px 9px; font-family: var(--font-display); font-size: .96rem; color: var(--color-ink);
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.form-group textarea { padding-top: 24px; resize: vertical; min-height: 96px; }
.form-group input:hover, .form-group select:hover, .form-group textarea:hover { border-color: #C6CBDC; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 4px rgba(59,91,255,.12);
}

/* Floating label — driven by .is-filled (JS) and :focus-within (CSS) so it works
   consistently across <input>, <select> and <textarea> */
.form-group label {
  position: absolute; left: 15px; top: 18px; font-size: .96rem; color: var(--color-slate-light);
  pointer-events: none; transition: all var(--dur-fast) var(--ease); background: #fff;
  padding: 0 5px; border-radius: 4px; line-height: 1.2;
}
.form-group:focus-within label,
.form-group.is-filled label {
  top: -9px; font-size: .72rem; font-weight: 700; color: var(--color-primary); letter-spacing: .01em;
}
.req { color: var(--color-primary); }

/* Select styling: hide native arrow, add lucide chevron */
.form-group--select select { appearance: none; -webkit-appearance: none; padding-right: 40px; cursor: pointer; }
.select-caret {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px;
  color: var(--color-slate-light); pointer-events: none; transition: transform var(--dur-fast) var(--ease);
}
.form-group--select:focus-within .select-caret { color: var(--color-primary); transform: translateY(-50%) rotate(180deg); }

/* Inline field error */
.form-error {
  display: none; margin-top: 6px; font-size: .78rem; color: #D64545; padding-left: 2px;
}
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea { border-color: #D64545; box-shadow: 0 0 0 4px rgba(214,69,69,.1); }
.form-group.has-error .form-error { display: block; }

/* Submission-level banner */
.form-banner {
  display: flex; align-items: flex-start; gap: 10px; border-radius: var(--radius-sm);
  padding: 13px 16px; font-size: .86rem; margin-bottom: 20px; line-height: 1.5;
}
.form-banner--error { background: rgba(214,69,69,.08); border: 1px solid rgba(214,69,69,.25); color: #A83232; }
.form-banner--error i { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.form-banner--error a { text-decoration: underline; color: inherit; }

/* Submit button + loading spinner */
.demo-form__submit { width: 100%; position: relative; margin-top: 6px; }
.demo-form__submit .btn-spinner {
  display: none; width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,.4); border-top-color: #fff; animation: spin .7s linear infinite;
}
.demo-form__submit.is-loading .btn-label { visibility: hidden; }
.demo-form__submit.is-loading .btn-spinner { display: block; position: absolute; left: 50%; top: 50%; margin: -9px 0 0 -9px; }
.demo-form__submit:disabled { opacity: .85; cursor: not-allowed; transform: none !important; }
@keyframes spin { to { transform: rotate(360deg); } }

.demo-form__privacy {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  font-size: .78rem; color: var(--color-slate-light); margin-top: 16px;
}
.demo-form__privacy i { width: 13px; height: 13px; }

/* ---- Success state ---- */
.demo-success { text-align: center; padding: 20px 0; animation: fadeUp .5s var(--ease); }
.demo-success__check { width: 84px; height: 84px; margin: 0 auto 22px; }
.demo-success__check svg { width: 100%; height: 100%; }
.demo-success__ring {
  fill: none; stroke: var(--color-mint); stroke-width: 2.5;
  stroke-dasharray: 151; stroke-dashoffset: 151; animation: drawRing .5s var(--ease) forwards;
}
.demo-success__tick {
  fill: none; stroke: var(--color-mint); stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 36; stroke-dashoffset: 36; animation: drawTick .4s var(--ease) .45s forwards;
}
@keyframes drawRing { to { stroke-dashoffset: 0; } }
@keyframes drawTick { to { stroke-dashoffset: 0; } }
.demo-success h3 { font-size: 1.3rem; margin-bottom: 10px; }
.demo-success p { color: var(--color-slate); font-size: .96rem; max-width: 420px; margin: 0 auto 26px; line-height: 1.6; }

/* ---------- 17. FINAL CTA ---------- */
.final-cta { padding-top: 40px; }
.final-cta__card {
  background: var(--color-ink); background-image: radial-gradient(circle at 20% 20%, rgba(123,97,255,.35), transparent 55%), radial-gradient(circle at 85% 80%, rgba(59,91,255,.3), transparent 50%);
  border-radius: var(--radius-lg); padding: 72px 40px; text-align: center; color: #fff; position: relative; overflow: hidden;
}
.final-cta__icon { margin: 0 auto 20px; border-radius: 16px; box-shadow: 0 8px 24px rgba(0,0,0,.3); }
.final-cta__card h2 { color: #fff; font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin: 14px 0 12px; }
.final-cta__card p { color: #B9C1DC; max-width: 520px; margin: 0 auto 32px; font-size: 1.02rem; }
.final-cta__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 18. FOOTER ---------- */
.footer { background: var(--color-ink); color: #C6CCE0; padding-top: 72px; }
.footer__inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 56px; }
.footer__brand p { font-size: .88rem; margin: 14px 0 20px; color: #939CBB; max-width: 260px; }
.footer__social { display: flex; gap: 10px; }
.footer__social a {
  width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center; transition: all var(--dur-fast) var(--ease);
}
.footer__social a:hover { background: var(--gradient-primary); border-color: transparent; transform: translateY(-3px); }
.footer__social i { width: 16px; height: 16px; }

.footer__col h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; font-family: var(--font-mono); color: #7C86A8; margin-bottom: 18px; font-weight: 500; }
.footer__col { display: flex; flex-direction: column; gap: 12px; }
.footer__col a { font-size: .9rem; color: #C6CCE0; display: flex; align-items: center; gap: 8px; transition: color var(--dur-fast); }
.footer__col a:hover { color: #fff; }
.footer__col i { width: 15px; height: 15px; }

.footer__bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 22px 0; }
.footer__bottom-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.footer__bottom p { font-size: .82rem; color: #7C86A8; }
.footer__legal { display: flex; gap: 22px; }
.footer__legal a { font-size: .82rem; color: #7C86A8; transition: color var(--dur-fast); }
.footer__legal a:hover { color: #fff; }

/* ---------- 19. BACK TO TOP ---------- */
.back-to-top {
  position: fixed; bottom: 26px; right: 26px; width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-ink); color: #fff; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: all var(--dur-fast) var(--ease); z-index: 90;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--color-primary); transform: translateY(-3px); }
.back-to-top i { width: 18px; height: 18px; }

/* ---------- 20. SCROLL REVEAL ANIMATIONS ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal--delay-1.is-visible { transition-delay: .12s; }
.reveal--delay-2.is-visible { transition-delay: .24s; }

/* ---------- 21. RESPONSIVE ---------- */
@media (max-width: 1080px) {
  .features__grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step:not(:last-child)::after { display: none; }
  .pillars__grid { grid-template-columns: repeat(3, 1fr); }
  .showcase__gallery { grid-template-columns: repeat(2, 1fr); }
  .love__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
  .navbar__links, .navbar__cta { display: none; }
  .navbar__toggle { display: flex; }
  .navbar__links.is-open {
    display: flex; flex-direction: column; position: fixed; inset: 0 0 auto 0; top: 68px;
    background: rgba(255,255,255,.98); backdrop-filter: blur(14px); padding: 28px 24px; gap: 22px;
    box-shadow: var(--shadow-lg); font-size: 1.05rem;
  }
  .navbar__cta.is-open { display: flex; flex-direction: column; position: fixed; top: calc(68px + 270px); left: 0; right: 0; padding: 0 24px 24px; background: rgba(255,255,255,.98); }

  .hero { padding-top: 128px; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; }
  .device-frame--hero { transform: none; }
  .float-card { display: none; }
  .hero__content { text-align: center; }
  .hero__actions, .hero__pillars { justify-content: center; }
  .hero__subtitle { margin-inline: auto; }

  .ai-showcase__inner { grid-template-columns: 1fr; }
  .section-head--left { text-align: center; margin: 0 auto; }
  .ai-steps { text-align: left; }

  .dash-preview__row { flex-direction: column; gap: 32px; }
  .dash-preview__notes { text-align: left; }

  .form-row { grid-template-columns: 1fr; gap: 0; }

  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
  .price-card--featured { transform: none; }
  .price-card--featured:hover { transform: translateY(-6px); }
}

@media (max-width: 720px) {
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .pillars__grid { grid-template-columns: repeat(2, 1fr); }
  .showcase__gallery { grid-template-columns: repeat(2, 1fr); gap: 28px 16px; }
  .showcase__item .device-frame { width: 150px; }
  .love__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .compare__table { font-size: .78rem; }
  .compare__table th, .compare__table td { padding: 12px 8px; }
}

@media (max-width: 480px) {
  .features__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; width: 100%; }
  .hero__actions .btn { width: 100%; }
  .final-cta__actions { flex-direction: column; width: 100%; }
  .final-cta__actions .btn { width: 100%; }
  .showcase__gallery { grid-template-columns: repeat(2, 1fr); }
}