/* ==========================================================================
   NeuroTrade — Onboarding Flow Stylesheet
   Shared across index.html / boarding1.html / boarding.html / install.html
   Structure and motion language mirror the payroll.zip reference (ambient
   orbs, glass card, noise grain, particle drift, progress dots, pill
   badges, gradient CTA) — recolored and rewritten for NeuroTrade's own
   dark-navy + teal AI-trading identity.
   ========================================================================== */

:root {
  /* ---- NeuroTrade brand surfaces ---- */
  --bg-primary: #080C1E;
  --bg-secondary: #111631;
  --bg-card: rgba(240, 242, 248, 0.035);
  --text-primary: #F0F2F8;
  --text-secondary: rgba(240, 242, 248, 0.62);
  --text-muted: rgba(240, 242, 248, 0.35);

  /* ---- Accent (teal — NeuroTrade primary) + trading semantics ---- */
  --accent-primary: #42a2a3;
  --accent-secondary: #6fc8c9;
  --accent-glow: rgba(66, 162, 163, 0.4);
  --accent-gold: #FFB020;
  --accent-green: #00E68A;
  --accent-red: #FF3860;

  --border-subtle: rgba(240, 242, 248, 0.07);
  --border-hover: rgba(240, 242, 248, 0.14);

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;

  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  --font-display: 'Sora', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }

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

a:focus-visible, button:focus-visible { outline: 2px solid var(--accent-primary); outline-offset: 3px; border-radius: 4px; }

/* ── Preloader ── */
.preload-container {
  background: var(--bg-primary); position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s var(--ease), visibility 0.5s var(--ease);
}
.preload-container.loaded { opacity: 0; visibility: hidden; pointer-events: none; }
.preload-spinner {
  width: 46px; height: 46px; border: 3px solid rgba(240,242,248,0.08);
  border-top-color: var(--accent-primary); border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Ambient background ── */
.ambient-bg { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.ambient-orb { position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.3; animation: orbFloat 20s ease-in-out infinite; }
.ambient-orb:nth-child(1) { width: 500px; height: 500px; background: radial-gradient(circle, var(--accent-primary), transparent 70%); top: -15%; right: -10%; }
.ambient-orb:nth-child(2) { width: 400px; height: 400px; background: radial-gradient(circle, var(--accent-green), transparent 70%); bottom: -10%; left: -8%; animation-delay: -7s; opacity: 0.14; }
.ambient-orb:nth-child(3) { width: 300px; height: 300px; background: radial-gradient(circle, #4C6FFF, transparent 70%); top: 50%; left: 50%; transform: translate(-50%, -50%); animation-delay: -14s; opacity: 0.1; }

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 35px) scale(1.02); }
}

.noise-overlay {
  position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat; background-size: 256px;
}

.particles-container { position: fixed; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }
.particle { position: absolute; width: 2px; height: 2px; background: rgba(240,242,248,0.16); border-radius: 50%; animation: particleDrift linear infinite; }
@keyframes particleDrift {
  0% { transform: translateY(100vh) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) translateX(30px); opacity: 0; }
}

/* ── Page wrapper (shared) ── */
.page-wrapper {
  position: relative; z-index: 2; min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 40px 24px;
}

/* ── Skip link ── */
.skip-link {
  position: absolute; top: 28px; right: 28px; z-index: 5;
  color: var(--text-muted); font-size: 13px; font-weight: 500; letter-spacing: 1.5px; text-transform: uppercase;
  display: flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle); backdrop-filter: blur(12px); background: rgba(240,242,248,0.02);
  transition: all 0.4s var(--ease); opacity: 0; animation: fadeDown 0.8s var(--ease) 0.3s forwards;
}
.skip-link:hover { color: var(--text-primary); border-color: var(--border-hover); background: rgba(240,242,248,0.05); transform: translateX(4px); }
.skip-link svg { width: 16px; height: 16px; transition: transform 0.3s var(--ease); }
.skip-link:hover svg { transform: translateX(4px); }

/* ── Step indicator (top-left, shows which onboarding step) ── */
.step-indicator {
  position: absolute; top: 28px; left: 28px; z-index: 5;
  font-family: var(--font-display); font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--text-muted); opacity: 0; animation: fadeDown 0.8s var(--ease) 0.3s forwards;
}
.step-indicator span { color: var(--accent-secondary); }

/* ── Hero card (index page) ── */
.hero-card {
  width: 100%; max-width: 480px; background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); backdrop-filter: blur(40px); padding: 56px 40px 48px;
  position: relative; overflow: hidden; box-shadow: var(--shadow-card);
  opacity: 0; animation: fadeScale 1s var(--ease) 0.1s forwards;
}
.hero-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), var(--accent-green), var(--accent-primary), transparent);
  opacity: 0.5;
}
.hero-card::after {
  content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle at 30% 20%, rgba(66,162,163,0.06), transparent 50%); pointer-events: none;
}

.brand-icon {
  width: 84px; height: 84px; margin: 0 auto 36px; position: relative;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; animation: fadeScale 0.8s var(--ease-bounce) 0.4s forwards;
}
.brand-icon-inner {
  width: 84px; height: 84px; border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(66,162,163,0.16), rgba(0,230,138,0.10));
  border: 1px solid var(--border-subtle);
  display: flex; align-items: center; justify-content: center; position: relative;
  box-shadow: 0 8px 40px var(--accent-glow); animation: iconPulse 4s ease-in-out infinite;
}
.brand-icon-inner img { width: 52px; height: 52px; object-fit: contain; }
@keyframes iconPulse {
  0%, 100% { box-shadow: 0 8px 40px var(--accent-glow); }
  50% { box-shadow: 0 8px 60px rgba(66,162,163,0.55); }
}

.hero-eyebrow {
  font-family: var(--font-display); font-size: 13px; font-weight: 600; letter-spacing: 4px; text-transform: uppercase;
  color: var(--accent-secondary); text-align: center; margin-bottom: 16px;
  opacity: 0; animation: fadeUp 0.7s var(--ease) 0.5s forwards;
}
.hero-title {
  font-family: var(--font-display); font-size: clamp(28px, 5vw, 36px); font-weight: 800; line-height: 1.15;
  text-align: center; margin-bottom: 20px; opacity: 0; animation: fadeUp 0.7s var(--ease) 0.6s forwards;
}
.hero-title .highlight {
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent-green));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-description {
  font-size: 15.5px; line-height: 1.7; color: var(--text-secondary); text-align: center; margin-bottom: 28px;
  opacity: 0; animation: fadeUp 0.7s var(--ease) 0.65s forwards;
}

/* ── Feature pills ── */
.feature-pills { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; opacity: 0; animation: fadeUp 0.7s var(--ease) 0.7s forwards; }
.feature-pill {
  display: flex; align-items: center; gap: 7px; font-size: 12.5px; font-weight: 500; color: var(--text-secondary);
  padding: 8px 16px; border-radius: 100px; border: 1px solid var(--border-subtle); background: rgba(240,242,248,0.02);
}
.pill-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }

/* ── CTA button ── */
.cta-container { opacity: 0; animation: fadeUp 0.7s var(--ease) 0.75s forwards; }
.cta-button {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 18px 24px; border-radius: var(--radius-sm); border: none;
  background: linear-gradient(135deg, var(--accent-primary), #186264); color: #fff;
  font-family: var(--font-display); font-size: 15.5px; font-weight: 600; letter-spacing: 0.3px;
  position: relative; overflow: hidden; transition: all 0.4s var(--ease);
  box-shadow: 0 8px 32px var(--accent-glow);
}
.cta-button::before {
  content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--accent-secondary), var(--accent-green));
  opacity: 0; transition: opacity 0.4s var(--ease);
}
.cta-button:hover { transform: translateY(-2px); box-shadow: 0 12px 40px var(--accent-glow), 0 0 80px rgba(66,162,163,0.2); }
.cta-button:hover::before { opacity: 1; }
.cta-button:active { transform: translateY(0) scale(0.98); }
.cta-button span, .cta-button svg { position: relative; z-index: 1; }
.cta-button .btn-arrow { transition: transform 0.3s var(--ease); width: 18px; height: 18px; }
.cta-button:hover .btn-arrow { transform: translateX(4px); }

/* ── Progress dots ── */
.progress-dots { display: flex; justify-content: center; gap: 8px; margin-top: 32px; opacity: 0; animation: fadeUp 0.7s var(--ease) 1s forwards; }
.progress-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(240,242,248,0.14); transition: all 0.4s var(--ease); }
.progress-dot.active {
  width: 28px; border-radius: 100px; background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  box-shadow: 0 0 16px var(--accent-glow);
}

/* ── Legal footer ── */
.legal-footer { margin-top: 40px; text-align: center; max-width: 380px; opacity: 0; animation: fadeUp 0.7s var(--ease) 1.1s forwards; }
.legal-footer p { font-size: 13px; font-weight: 300; line-height: 1.7; color: var(--text-muted); }
.legal-footer a { color: var(--accent-secondary); font-weight: 400; position: relative; transition: color 0.3s ease; }
.legal-footer a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 1px; background: var(--accent-secondary); transition: width 0.3s var(--ease); }
.legal-footer a:hover { color: var(--accent-gold); }
.legal-footer a:hover::after { width: 100%; background: var(--accent-gold); }

/* ==========================================================================
   Boarding pages (boarding1.html / boarding.html) — illustration + content
   ========================================================================== */
.boarding-section { position: relative; z-index: 2; padding-top: 20px; opacity: 0; animation: fadeScale 1s var(--ease) 0.2s forwards; }
.tf-container { max-width: 480px; margin: 0 auto; padding: 0 24px; width: 100%; }

.boarding-illustration {
  position: relative; width: 100%; max-width: 300px; aspect-ratio: 1/0.95; margin: 0 auto;
  border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-subtle);
  background: linear-gradient(160deg, var(--bg-secondary), #1A2040);
}
.boarding-illustration::before {
  content: ''; position: absolute; inset: -2px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-green), var(--accent-primary));
  z-index: -1; opacity: 0.18; filter: blur(1px);
}
.image-glow {
  position: absolute; width: 200px; height: 200px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-green)); filter: blur(70px); opacity: 0.22;
  top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 0; animation: glowPulse 4s ease-in-out infinite;
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.18; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.32; transform: translate(-50%, -50%) scale(1.12); }
}
.boarding-illustration svg { position: relative; z-index: 1; width: 100%; height: 100%; }

.boarding-content { position: relative; z-index: 2; margin-top: 44px; }
.boarding-content .tf-container { display: flex; flex-direction: column; align-items: center; }

.badge-pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; border-radius: 100px;
  background: rgba(66,162,163,0.08); border: 1px solid rgba(66,162,163,0.18); margin-bottom: 24px;
  opacity: 0; animation: fadeUp 0.7s var(--ease) 0.5s forwards;
}
.badge-pill.gold { background: rgba(255,176,32,0.08); border-color: rgba(255,176,32,0.2); }
.badge-pill svg { width: 16px; height: 16px; color: var(--accent-secondary); }
.badge-pill.gold svg { color: var(--accent-gold); }
.badge-pill span { font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--accent-secondary); }
.badge-pill.gold span { color: var(--accent-gold); }

.boarding-title { text-align: center; margin-bottom: 32px; opacity: 0; animation: fadeUp 0.7s var(--ease) 0.55s forwards; }
.boarding-title h2, .boarding-title h3 {
  font-family: var(--font-display); font-size: clamp(22px, 4.5vw, 27px); font-weight: 700; line-height: 1.35; margin-bottom: 12px;
}
.boarding-title .title-highlight {
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent-green));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.boarding-title p { font-size: 14.5px; line-height: 1.7; color: var(--text-secondary); max-width: 400px; margin: 0 auto; }

/* Feature indicators row (3-up icons, boarding1) */
.feature-indicators { display: flex; justify-content: center; gap: 28px; margin-bottom: 34px; opacity: 0; animation: fadeUp 0.7s var(--ease) 0.62s forwards; }
.feature-item { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.feature-icon-wrap {
  width: 52px; height: 52px; border-radius: 16px; background: var(--bg-card); border: 1px solid var(--border-subtle);
  display: flex; align-items: center; justify-content: center; color: var(--accent-secondary); transition: all 0.35s var(--ease);
}
.feature-item:hover .feature-icon-wrap { border-color: var(--accent-primary); background: rgba(66,162,163,0.08); transform: translateY(-3px); }
.feature-icon-wrap svg { width: 24px; height: 24px; }
.feature-item span { font-size: 12.5px; color: var(--text-secondary); font-weight: 500; }

/* Stats row (3-up, boarding page) */
.stats-row { display: flex; gap: 14px; margin-bottom: 34px; width: 100%; opacity: 0; animation: fadeUp 0.7s var(--ease) 0.62s forwards; }
.stat-card {
  flex: 1; text-align: center; padding: 18px 10px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border-subtle); transition: all 0.35s var(--ease);
}
.stat-card:hover { border-color: var(--accent-primary); transform: translateY(-3px); }
.stat-value { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--accent-secondary); margin-bottom: 4px; }
.stat-label { font-size: 11px; color: var(--text-muted); letter-spacing: 0.3px; }

/* ==========================================================================
   Install page
   ========================================================================== */
.logo-wrap {
  width: 80px; height: 80px; border-radius: var(--radius-md); background: rgba(240,242,248,0.04);
  border: 1px solid var(--border-subtle); display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; backdrop-filter: blur(20px); margin: 0 auto;
}
.logo-wrap::before {
  content: ''; position: absolute; inset: -1px; border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-green), var(--accent-primary)); z-index: -1; opacity: 0.2;
}
.logo-wrap img { width: 46px; height: 46px; object-fit: contain; }

.content-card {
  width: 100%; max-width: 480px; background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); backdrop-filter: blur(40px); padding: 48px 36px 44px; margin-top: 32px;
  position: relative; overflow: hidden; box-shadow: var(--shadow-card);
  opacity: 0; animation: fadeScale 1s var(--ease) 0.3s forwards;
}
.content-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), var(--accent-green), var(--accent-primary), transparent); opacity: 0.5;
}

.install-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; border-radius: 100px;
  background: rgba(0,230,138,0.08); border: 1px solid rgba(0,230,138,0.16); margin-bottom: 24px;
  opacity: 0; animation: fadeUp 0.7s var(--ease) 0.5s forwards;
}
.install-badge svg { width: 16px; height: 16px; color: var(--accent-green); }
.install-badge span { font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--accent-green); }

.info-note {
  display: flex; align-items: flex-start; gap: 12px; padding: 16px 18px; border-radius: 14px;
  background: rgba(66,162,163,0.06); border: 1px solid rgba(66,162,163,0.12); margin-bottom: 30px;
  opacity: 0; animation: fadeUp 0.7s var(--ease) 0.6s forwards;
}
.info-note svg { width: 20px; height: 20px; color: var(--accent-secondary); flex-shrink: 0; margin-top: 2px; }
.info-note p { font-size: 13px; line-height: 1.6; color: var(--text-secondary); }

.box-components { display: flex; flex-direction: column; gap: 14px; width: 100%; opacity: 0; animation: fadeUp 0.7s var(--ease) 0.65s forwards; }
.install-btn {
  display: flex; align-items: center; justify-content: center; gap: 12px; width: 100%; padding: 17px 22px;
  border-radius: var(--radius-sm); font-family: var(--font-display); font-size: 14.5px; font-weight: 600; letter-spacing: 0.3px;
  border: none; position: relative; overflow: hidden; transition: all 0.4s var(--ease); color: #fff;
}
.install-btn svg { width: 20px; height: 20px; }
.install-btn.btn-android { background: linear-gradient(135deg, var(--accent-primary), #186264); box-shadow: 0 8px 30px var(--accent-glow); }
.install-btn.btn-ios { background: rgba(240,242,248,0.04); border: 1px solid var(--border-subtle); color: var(--text-primary); }
.install-btn.btn-apk { background: rgba(255,176,32,0.08); border: 1px solid rgba(255,176,32,0.22); color: var(--accent-gold); }
.install-btn:hover { transform: translateY(-2px); }
.install-btn.btn-android:hover { box-shadow: 0 12px 40px var(--accent-glow); }
.install-btn.btn-ios:hover { border-color: var(--border-hover); background: rgba(240,242,248,0.06); }
.install-btn.btn-apk:hover { border-color: var(--accent-gold); background: rgba(255,176,32,0.14); }

.platform-icons { display: flex; justify-content: center; gap: 22px; margin-top: 30px; opacity: 0; animation: fadeUp 0.7s var(--ease) 0.8s forwards; }
.platform-tag { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text-muted); font-weight: 500; }
.platform-tag svg { width: 16px; height: 16px; }

/* ── Modal (custom, no external JS dependency) ── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200; background: rgba(8,12,30,0.78); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center; padding: 24px;
  opacity: 0; visibility: hidden; transition: all 0.35s var(--ease);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-box {
  width: 100%; max-width: 380px; background: #10152C; border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 28px 26px 30px; position: relative;
  transform: scale(0.92) translateY(10px); transition: transform 0.35s var(--ease-bounce);
  box-shadow: var(--shadow-card);
}
.modal-overlay.open .modal-box { transform: scale(1) translateY(0); }
.modal-close {
  position: absolute; top: 16px; right: 16px; width: 32px; height: 32px; border-radius: 50%;
  background: rgba(240,242,248,0.05); border: 1px solid var(--border-subtle); display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); transition: all 0.3s var(--ease);
}
.modal-close:hover { background: rgba(255,56,96,0.1); color: var(--accent-red); border-color: rgba(255,56,96,0.3); }
.modal-close svg { width: 16px; height: 16px; }
.modal-logo-wrap { width: 60px; height: 60px; margin: 0 auto 16px; border-radius: 16px; background: rgba(66,162,163,0.1); border: 1px solid rgba(66,162,163,0.2); display: flex; align-items: center; justify-content: center; }
.modal-logo-wrap img { width: 34px; height: 34px; }
.modal-box h4 { font-family: var(--font-display); font-size: 16.5px; font-weight: 700; text-align: center; color: var(--accent-secondary); margin-bottom: 22px; line-height: 1.4; }
.modal-steps { display: flex; flex-direction: column; gap: 14px; margin-bottom: 22px; }
.modal-step { display: flex; align-items: flex-start; gap: 12px; }
.step-num {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: rgba(66,162,163,0.12);
  border: 1px solid rgba(66,162,163,0.25); color: var(--accent-secondary); font-family: var(--font-display);
  font-size: 12.5px; font-weight: 700; display: flex; align-items: center; justify-content: center;
}
.step-text { font-size: 13.5px; color: var(--text-secondary); line-height: 1.6; padding-top: 3px; }
.step-text strong { color: var(--text-primary); }
.modal-ok-btn {
  width: 100%; padding: 14px; border-radius: var(--radius-sm); border: none;
  background: linear-gradient(135deg, var(--accent-primary), #186264); color: #fff;
  font-family: var(--font-display); font-weight: 600; font-size: 14px; transition: all 0.3s var(--ease);
}
.modal-ok-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px var(--accent-glow); }

/* ── Keyframes shared ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeDown { from { opacity: 0; transform: translateY(-16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeScale { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }

/* ── Responsive ── */
@media (max-width: 540px) {
  .page-wrapper { padding: 32px 20px; }
  .hero-card { padding: 44px 28px 40px; border-radius: var(--radius-md); }
  .content-card { padding: 40px 24px 36px; }
  .skip-link, .step-indicator { top: 20px; }
  .skip-link { right: 20px; font-size: 12px; padding: 8px 14px; }
  .step-indicator { left: 20px; }
  .brand-icon-inner, .brand-icon { width: 68px; height: 68px; }
  .brand-icon-inner img { width: 42px; height: 42px; }
  .feature-pills { gap: 8px; }
  .feature-pill { font-size: 11px; padding: 6px 12px; }
  .boarding-illustration { max-width: 250px; }
  .feature-indicators { gap: 16px; }
  .stats-row { gap: 8px; }
  .stat-card { padding: 14px 6px; }
  .stat-value { font-size: 17px; }
}

@media (max-width: 380px) {
  .hero-card { padding: 36px 20px 32px; }
  .hero-title { font-size: 24px; }
  .hero-description { font-size: 14px; }
  .boarding-title h2, .boarding-title h3 { font-size: 20px; }
  .feature-indicators { gap: 10px; }
}