/* ==========================================================================
   MyLastKey — Sales Landing Page (index.html) Design System
   Self-hosted Inter only — no external font/CDN calls (DSGVO).
   ========================================================================== */

:root {
  /* Fresh light reference palette */
  --navy-950: #123046;
  --navy-900: #173C52;
  --navy-800: #214F6D;
  --navy-700: #2B627B;
  --teal-700: #188B84;
  --teal-600: #1DA7A0;
  --teal-500: #31C0B4;
  --teal-400: #68E0D1;
  --teal-100: #E7FBF8;
  --gold-600: #D49A2F;
  --gold-500: #F0B94E;
  --gold-100: #FFF5DB;
  --danger-600: #D56E52;
  --danger-100: #FFE9E0;

  --cream-50: #FFFDF9;
  --cream-100: #F7F5F0;
  --cream-200: #F1EDE4;
  --surface: #FFFFFF;
  --ink-900: #1C2A33;
  --ink-700: #2F3F4A;
  --muted-600: #5E6F7C;
  --muted-400: #82929D;
  --border-200: #E6E2D9;
  --border-100: #F0EAE1;

  --color-primary: var(--navy-900);
  --color-accent: var(--teal-600);
  --color-background: var(--cream-100);
  --color-foreground: var(--ink-900);

  /* Type */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-head: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing scale (4/8pt) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-pill: 999px;

  /* Elevation */
  --shadow-sm: 0 1px 2px rgba(14, 42, 67, 0.06), 0 1px 3px rgba(14, 42, 67, 0.08);
  --shadow-md: 0 8px 24px rgba(14, 42, 67, 0.10), 0 2px 6px rgba(14, 42, 67, 0.06);
  --shadow-lg: 0 20px 50px rgba(14, 42, 67, 0.16), 0 4px 12px rgba(14, 42, 67, 0.08);
  --shadow-glow-teal: 0 12px 40px rgba(36, 172, 156, 0.28);
  --shadow-glow-navy: 0 30px 70px rgba(10, 30, 48, 0.45);

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 160ms;
  --dur-base: 300ms;
  --dur-slow: 650ms;
}

/* ==========================================================================
   Reset & base
   ========================================================================== */
* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  background:
    radial-gradient(circle at 85% 6%, rgba(240, 185, 78, 0.12), transparent 42%),
    radial-gradient(circle at top left, rgba(104, 224, 209, 0.10), transparent 32%),
    linear-gradient(180deg, #fbf6ee 0%, var(--color-background) 100%);
  color: var(--ink-900);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

button { font-family: inherit; cursor: pointer; }

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--navy-900);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 800;
}

h1 { font-size: clamp(42px, 4.4vw, 66px); }
h2 { font-size: clamp(30px, 2.8vw, 42px); }
h3 { font-size: clamp(22px, 2vw, 30px); font-weight: 800; }

p { color: var(--muted-600); font-size: 16px; line-height: 1.65; }

::selection { background: var(--teal-400); color: var(--navy-950); }

:focus-visible {
  outline: 2.5px solid var(--teal-500);
  outline-offset: 3px;
  border-radius: 4px;
}

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

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.reveal.revealed { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  padding: 15px 28px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-lg { padding: 18px 34px; font-size: 16px; }

.btn-amazon {
  background: linear-gradient(135deg, var(--teal-500), var(--teal-700));
  color: #fff;
  box-shadow: var(--shadow-glow-teal);
}
.btn-amazon:hover { box-shadow: 0 16px 46px rgba(36, 172, 156, 0.38); filter: brightness(1.04); }

.btn-outline {
  background: rgba(255, 255, 255, 0.92);
  color: var(--navy-900);
  border: 1.5px solid rgba(23, 60, 82, 0.22);
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow-sm);
}
.btn-outline:hover { background: #ffffff; border-color: var(--teal-500); color: var(--teal-700); }

.btn-blue {
  background: var(--navy-900);
  color: #fff;
}
.btn-blue:hover { background: var(--navy-800); }

.btn-demo {
  background: var(--surface);
  color: var(--navy-900);
  border: 1.5px solid var(--border-200);
  box-shadow: var(--shadow-sm);
}
.btn-demo:hover { border-color: var(--teal-500); color: var(--teal-700); }

.btn-lg { padding: 18px 34px; font-size: 16px; }
.btn-sticky { display: none; }

/* ==========================================================================
   Trust topbar
   ========================================================================== */
.trust-topbar {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  padding: 9px 0;
}
.trust-topbar-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-5);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.trust-topbar-item { display: inline-flex; align-items: center; gap: 7px; }
.trust-topbar-item i { color: var(--teal-400); font-size: 12px; }
.trust-topbar-item .highlight { color: var(--gold-500); font-weight: 700; }
.trust-divider { color: rgba(255, 255, 255, 0.25); }

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(253, 251, 247, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-100);
  transition: background var(--dur-base) ease, box-shadow var(--dur-base) ease;
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: var(--space-5);
}
.navbar .logo { display: flex; align-items: center; gap: 10px; }
.navbar .logo img { height: 34px; width: auto; }
.navbar .logo span { font-weight: 800; font-size: 19px; color: var(--navy-900); letter-spacing: -0.01em; }

.nav-links { display: flex; align-items: center; gap: var(--space-6); }
.nav-links a {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-700);
  position: relative;
  padding: 6px 0;
  transition: color var(--dur-fast) ease;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--teal-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}
.nav-links a:hover { color: var(--navy-900); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-right { display: flex; align-items: center; gap: var(--space-5); }
.nav-right .btn-blue.btn-sticky {
  display: inline-flex;
  background: var(--navy-900);
  padding: 11px 22px;
  font-size: 14px;
}
.nav-right .btn-blue.btn-sticky:hover { background: var(--teal-600); }

.language-switcher { position: relative; }
.lang-select {
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-700);
  background: var(--cream-200);
  border: 1px solid var(--border-200);
  border-radius: var(--radius-pill);
  padding: 9px 16px;
  cursor: pointer;
}
.language-switcher.has-desktop-picker .lang-select { display: none; }

.desktop-lang-picker { position: relative; }
.desktop-lang-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--cream-200);
  border: 1px solid var(--border-200);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  transition: border-color var(--dur-fast) ease;
}
.desktop-lang-btn:hover { border-color: var(--teal-500); }
.desktop-lang-flag img { border-radius: 3px; display: block; }
.desktop-lang-arrow { font-size: 11px; color: var(--muted-600); transition: transform var(--dur-fast) ease; }
.desktop-lang-btn.open .desktop-lang-arrow { transform: rotate(180deg); }

.desktop-lang-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border-100);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  display: none;
  flex-direction: column;
  min-width: 160px;
  max-height: 320px;
  overflow-y: auto;
  z-index: 600;
}
.desktop-lang-panel.open { display: flex; }
.desktop-lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  background: none;
  border: none;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-700);
  text-align: left;
}
.desktop-lang-option img { border-radius: 3px; }
.desktop-lang-option:hover, .desktop-lang-option.active { background: var(--teal-100); color: var(--teal-700); }

.mobile-nav-right { display: none; align-items: center; gap: var(--space-3); }
.mobile-lang-flag-picker { position: relative; }
.mobile-flag-btn {
  display: flex; align-items: center; gap: 6px;
  background: var(--cream-200);
  border: 1px solid var(--border-200);
  border-radius: var(--radius-pill);
  padding: 8px 12px;
  font-size: 18px;
}
.mobile-flag-btn i { font-size: 10px; color: var(--muted-600); }
.mobile-flag-panel {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface);
  border: 1px solid var(--border-100);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  min-width: 168px;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: all var(--dur-base) var(--ease-out);
  z-index: 600;
}
.mobile-flag-panel.open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-flag-option {
  background: none; border: none; font-size: 20px; padding: 8px; border-radius: var(--radius-sm);
}
.mobile-flag-option.active, .mobile-flag-option:hover { background: var(--teal-100); }

.mobile-menu-btn {
  display: none;
  background: var(--navy-900);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  width: 42px; height: 42px;
  align-items: center; justify-content: center;
  font-size: 17px;
}

@media (max-width: 860px) {
  .nav-links, .nav-right { display: none; }
  .mobile-nav-right { display: flex; }
  .mobile-menu-btn { display: flex; }
  .navbar .container { position: relative; }
  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border-100);
    box-shadow: var(--shadow-lg);
    padding: var(--space-4) var(--space-5) var(--space-5);
    gap: var(--space-3);
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  background: #eef2ef url('../img/BG-hero.jpg') center 32% / cover no-repeat;
  background-image: -webkit-image-set(url('../img/BG-hero.webp') 1x);
  background-image: image-set(url('../img/BG-hero.webp') type('image/webp'), url('../img/BG-hero.jpg') type('image/jpeg'));
  background-position: center 32%;
  background-size: cover;
  background-repeat: no-repeat;
  overflow: hidden;
  min-height: 86vh;
  display: flex;
  align-items: center;
  padding: var(--space-9) 0;
  border-bottom: 1px solid rgba(23, 60, 82, 0.08);
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}
@media (prefers-reduced-motion: reduce) {
  .hero-video { display: none; }
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(105deg, rgba(255,255,255,0.92) 0%, rgba(255,255,255,0.8) 32%, rgba(255,252,246,0.5) 56%, rgba(255,252,246,0.24) 100%),
    radial-gradient(circle at 14% 22%, rgba(255,255,255,0.45), transparent 46%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.hero-text { max-width: 620px; }

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-floating-product { animation: none; }
}

.hero-text h1 {
  color: var(--ink-900);
  font-size: clamp(42px, 4.7vw, 68px);
  line-height: 0.98;
  letter-spacing: -0.05em;
  font-weight: 900;
  margin-bottom: var(--space-4);
  max-width: 820px;
  text-shadow: none;
}
.hero-text h1 .gradient-text {
  background: linear-gradient(120deg, var(--teal-600), var(--teal-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}


.hero-buttons { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); margin-bottom: var(--space-7); }
.hero-buttons-stack { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3); }

.hero-floating-product {
  width: 210px;
  height: auto;
  filter: drop-shadow(0 18px 24px rgba(10, 30, 48, 0.3));
  animation: heroFloat 5s ease-in-out infinite;
  pointer-events: none;
  flex-shrink: 0;
}

.hero-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.hero-feature-grid-3 { grid-template-columns: repeat(3, 1fr); }
.hero-feature-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(23, 60, 82, 0.10);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 12px;
  padding: 10px 12px;
  box-shadow: 0 6px 14px rgba(17, 52, 69, 0.05);
}
.hero-fi-icon { color: var(--teal-600); font-size: 15px; }
.hero-fi-title { color: var(--ink-900); font-weight: 700; font-size: 12.5px; line-height: 1.25; }

.hero-badge-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
}
.hero-badge {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(23, 60, 82, 0.10);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 12px;
  padding: 10px 8px;
  text-align: center;
  transition: transform var(--dur-base) ease, background var(--dur-base) ease, border-color var(--dur-base) ease;
}
.hero-badge:hover {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(49, 192, 180, 0.35);
  transform: translateY(-2px);
}
.hero-badge-icon { display: block; font-size: 13px; color: var(--teal-600); margin-bottom: 4px; }
.hero-badge-num { display: block; font-weight: 800; font-size: 15px; color: var(--navy-900); line-height: 1.1; }
.hero-badge-lbl { display: block; font-size: 10.5px; font-weight: 600; color: var(--muted-600); margin-top: 3px; }

.hero-visual-badge {
  position: absolute;
  z-index: 2;
  top: var(--space-6);
  right: var(--space-5);
  background: var(--surface);
  color: var(--navy-900);
  font-weight: 800;
  font-size: 14px;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-lg);
}
.hero-visual-badge i { color: var(--teal-600); }

@media (max-width: 980px) {
  .hero {
    background: #eef2ef url('../img/BG-hero-mobile.jpg') 68% 28% / cover no-repeat;
    background-image: -webkit-image-set(url('../img/BG-hero-mobile.webp') 1x);
    background-image: image-set(url('../img/BG-hero-mobile.webp') type('image/webp'), url('../img/BG-hero-mobile.jpg') type('image/jpeg'));
    background-position: 68% 28%;
    background-size: cover;
    background-repeat: no-repeat;
    min-height: 0;
    padding: var(--space-8) 0;
  }
  .hero-video { display: none; }
  .hero-text { max-width: 100%; }
  .hero-visual-badge { display: none; }
}
@media (max-width: 620px) {
  .hero-feature-grid, .hero-feature-grid-3, .hero-badge-row { grid-template-columns: repeat(2, 1fr); }
  .hero-buttons { flex-direction: column; align-items: stretch; }
}

/* ==========================================================================
   Section header (shared)
   ========================================================================== */
.section-header { text-align: center; max-width: 980px; margin: 0 auto 42px; }
.section-badge {
  display: inline-block;
  background: var(--teal-100);
  color: var(--teal-700);
  font-weight: 700;
  font-size: 13px;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-4);
}
.section-header h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 2.9vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.05em;
  font-weight: 900;
}
.section-header p {
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.5;
  color: rgba(31, 41, 55, 0.72);
  max-width: 960px;
  margin: 0 auto;
}

/* ==========================================================================
   How it works
   ========================================================================== */
.how-it-works { padding: 84px 0 64px; background: linear-gradient(180deg, #fbf6ee 0%, #f4ecdf 100%); }
.how-it-works-header {
  max-width: 980px;
  margin-bottom: 36px;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 36px;
  position: relative;
}
.step-card {
  background: linear-gradient(180deg, #ffffff 0%, #fdf8f0 100%);
  border: 1px solid rgba(212, 154, 47, 0.16);
  border-radius: 22px;
  padding: 30px 28px;
  position: relative;
  box-shadow: 0 12px 28px rgba(120, 84, 20, 0.06);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) ease;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(49, 192, 180, 0.4); }
.step-number {
  font-size: 15px;
  font-weight: 800;
  color: var(--teal-700);
  background: var(--teal-100);
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-4);
}
.step-icon {
  width: 58px; height: 58px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--navy-900), var(--teal-700));
  color: var(--teal-400);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  margin-bottom: var(--space-5);
  box-shadow: 0 8px 20px rgba(23, 60, 82, 0.18);
}
.step-card-emoji {
  font-size: 38px;
  margin-bottom: 18px;
  line-height: 1;
}
.step-card h3 {
  margin-bottom: 12px;
  font-size: clamp(20px, 1.8vw, 24px);
  line-height: 1.2;
  letter-spacing: -0.03em;
}
.step-card p {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(31, 41, 55, 0.8);
}

@media (max-width: 860px) { .steps-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   Problem section
   ========================================================================== */
.problem-section { padding: var(--space-9) 0; background: linear-gradient(180deg, #fefefe 0%, #f3efe7 100%); }
.problem-intro { text-align: center; max-width: 820px; margin: 0 auto var(--space-7); }
.section-badge-danger {
  display: inline-block;
  background: rgba(213, 110, 82, 0.12);
  border: 1px solid rgba(213, 110, 82, 0.24);
  color: var(--danger-600);
  font-weight: 800;
  font-size: 12px;
  line-height: 1.2;
  letter-spacing: 0.01em;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-4);
}
.problem-intro h2 {
  color: var(--navy-900);
  font-size: clamp(27px, 2.4vw, 32px);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.problem-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); margin-bottom: var(--space-7); }
.problem-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.76) 100%);
  border: 1px solid rgba(23, 60, 82, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  box-shadow: 0 10px 24px rgba(15, 38, 54, 0.04);
}
.problem-card-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(49, 192, 180, 0.12);
  color: var(--teal-600);
  display: flex; align-items: center; justify-content: center;
  font-size: 19px;
  margin-bottom: var(--space-4);
}
.problem-card-amount { font-size: 28px; font-weight: 800; color: var(--gold-600); margin-bottom: 2px; }
.problem-card-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted-600); margin-bottom: var(--space-3); }
.problem-card h3 { color: var(--navy-900); margin-bottom: var(--space-3); font-size: 18px; }
.problem-card p { color: rgba(31, 41, 55, 0.72); font-size: 14px; line-height: 1.6; margin-bottom: var(--space-4); }
.problem-card-scenario {
  font-size: 13px;
  font-style: italic;
  color: rgba(31, 41, 55, 0.75);
  border-left: 2.5px solid var(--teal-500);
  padding-left: 12px;
}

.problem-cta {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  align-items: center;
  gap: 38px;
  background: linear-gradient(135deg, #44c2bc 0%, #39b7b7 100%);
  border-radius: 34px;
  padding: 34px 36px 28px;
  box-shadow: 0 18px 36px rgba(5, 59, 69, 0.10);
}
.problem-cta-copy { text-align: left; }
.problem-cta-copy h3 {
  color: #fff;
  font-size: clamp(24px, 2.2vw, 34px);
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: 18px;
}
.problem-cta-copy p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 17px;
  line-height: 1.45;
  margin: 0;
  max-width: 680px;
}
.problem-cta-pricebox {
  background: rgba(255, 255, 255, 0.96);
  border-radius: 26px;
  padding: 26px 28px 24px;
  text-align: center;
  box-shadow: 0 12px 30px rgba(18, 34, 48, 0.06);
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.problem-cta-price-label {
  font-size: 19px;
  color: rgba(18, 34, 48, 0.72);
  margin-bottom: 10px;
}
.problem-cta-price {
  color: #1b2d35;
  font-size: clamp(38px, 3vw, 60px);
  line-height: 1;
  letter-spacing: -0.06em;
  font-weight: 900;
  margin-bottom: 18px;
}
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  border-radius: 999px;
  background: linear-gradient(135deg, #4ecac0 0%, #34b9b8 100%);
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  border: none;
  padding: 18px 26px;
  box-shadow: 0 10px 24px rgba(21, 153, 144, 0.25);
}
.btn-cta:hover { filter: brightness(1.03); }

@media (max-width: 860px) {
  .problem-cta { grid-template-columns: 1fr; gap: 22px; padding: 28px 20px; }
  .problem-cta-copy, .problem-cta-copy h3, .problem-cta-copy p { text-align: center; }
  .problem-cta-copy h3 { margin-bottom: 12px; }
  .problem-cta-copy p { margin: 0 auto; }
}

@media (max-width: 860px) { .problem-cards { grid-template-columns: 1fr; } }

/* ==========================================================================
   Features
   ========================================================================== */
.features {
  padding: 84px 0 58px;
  background: rgba(255,255,255,0.5);
}
.feature-reference-layout {
  display: grid;
  grid-template-columns: 1.22fr 0.98fr;
  align-items: center;
  gap: 62px;
}
.feature-reference-panel {
  position: relative;
  background: linear-gradient(145deg, #1f2d36 0%, #223843 100%);
  border-radius: 30px;
  padding: 54px 42px 30px;
  min-height: 540px;
  overflow: hidden;
  box-shadow: 0 18px 30px rgba(26, 39, 46, 0.08);
}
.feature-reference-panel::before {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -110px;
  width: 320px;
  height: 260px;
  background: rgba(73, 206, 196, 0.18);
  border-radius: 50% 0 0 50%;
}
.feature-reference-panel h2 {
  position: relative;
  z-index: 1;
  color: #ffffff;
  font-size: clamp(30px, 2.8vw, 42px);
  line-height: 1.05;
  letter-spacing: -0.05em;
  margin: 0 0 22px;
}
.feature-reference-panel > p {
  position: relative;
  z-index: 1;
  color: rgba(255,255,255,0.75);
  font-size: 17px;
  line-height: 1.5;
  max-width: 520px;
  margin: 0 0 26px;
}
.feature-reference-list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.feature-reference-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 16px 18px;
  color: #f5f7f8;
  font-size: 16px;
  line-height: 1.4;
  min-height: 68px;
}
.checkmark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: #fdfdfd;
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}
.feature-reference-copy {
  max-width: 560px;
}
.feature-reference-copy h3 {
  color: #1a2b35;
  font-size: clamp(28px, 2.6vw, 38px);
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin: 0 0 22px;
}
.feature-reference-copy p {
  color: rgba(26, 43, 53, 0.72);
  font-size: 17px;
  line-height: 1.45;
  margin: 0 0 24px;
}
.feature-reference-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 240px;
  padding: 20px 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, #49c8c0 0%, #32b9b7 100%);
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 12px 28px rgba(36, 164, 158, 0.25);
}
.feature-reference-btn:hover { filter: brightness(1.03); }

@media (max-width: 860px) {
  .features { padding: 64px 0 48px; }
  .feature-reference-layout { grid-template-columns: 1fr; gap: 28px; }
  .feature-reference-panel { min-height: auto; padding: 38px 24px 26px; }
  .feature-reference-panel h2 { font-size: clamp(34px, 10vw, 52px); }
  .feature-reference-copy { max-width: none; text-align: center; }
  .feature-reference-copy h3 { margin-bottom: 16px; }
  .feature-reference-copy p { margin-bottom: 18px; }
}

/* ==========================================================================
   Comparison table
   ========================================================================== */
.comparison-section { padding: var(--space-9) 0; background: var(--surface); }
.comp-table {
  border: 1px solid var(--border-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.comp-row { display: grid; grid-template-columns: 2fr 1fr 1fr 1.1fr; }
.comp-row:not(:last-child) { border-bottom: 1px solid var(--border-100); }
.comp-cell { padding: 15px 16px; display: flex; align-items: center; gap: 8px; font-size: 14.5px; }
.comp-header-row { background: var(--navy-950); color: #fff; font-weight: 700; }
.comp-header-row .comp-cell { color: rgba(255,255,255,0.9); font-size: 14px; }
.feature-name { font-weight: 600; color: var(--ink-700); gap: 10px; }
.comp-alt-cell { color: var(--muted-600); flex-direction: column; justify-content: center; gap: 4px; text-align: center; }
.comp-mlk-cell { background: var(--teal-100); color: var(--navy-900); font-weight: 700; flex-direction: column; justify-content: center; gap: 4px; text-align: center; }
.comp-header-row .comp-cell.comp-alt-cell,
.comp-header-row .comp-cell.comp-mlk-cell { flex-direction: row; gap: 8px; }
.comp-header-row .comp-mlk-cell { background: var(--teal-600); color: #fff; }
.comp-check { color: var(--teal-600); }
.comp-header-row .comp-mlk-cell .comp-check { color: #fff; }
.comp-cross { color: var(--muted-600); }
.comp-warn { color: var(--gold-600); }
.comp-alt-cell i { font-size: 15px; }
.comp-winner-note { text-align: center; margin-top: var(--space-5); font-size: 15px; color: var(--ink-700); }

@media (max-width: 760px) {
  .comp-row { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .comp-cell { padding: 12px 8px; font-size: 12.5px; }
}

/* ==========================================================================
   Reviews
   ========================================================================== */
.reviews-section { padding: var(--space-9) 0 var(--space-7); background: var(--navy-950); overflow: hidden; }
.reviews-header { text-align: center; margin-bottom: var(--space-6); }
.amazon-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-weight: 700;
  font-size: 13.5px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-3);
}
.reviews-rating { display: flex; align-items: center; justify-content: center; gap: 10px; }
.stars { color: var(--gold-500); font-size: 16px; letter-spacing: 2px; }
.rating-text { color: rgba(255, 255, 255, 0.75); font-size: 14.5px; font-weight: 600; }

.reviews-marquee { width: 100%; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.reviews-track {
  display: flex;
  gap: var(--space-5);
  width: max-content;
  animation: mlk-marquee 46s linear infinite;
}
@keyframes mlk-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .reviews-track { animation: none; overflow-x: auto; } }

.review-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  width: 320px;
  flex: 0 0 auto;
  box-shadow: var(--shadow-md);
}
.review-stars { color: var(--gold-500); font-size: 13px; margin-bottom: var(--space-3); letter-spacing: 2px; }
.review-title { font-size: 16px; margin-bottom: var(--space-2); }
.review-text { font-size: 14px; margin-bottom: var(--space-4); line-height: 1.6; }
.review-author { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--ink-700); }
.review-author i { color: var(--muted-400); font-size: 18px; }
.verified { display: inline-flex; align-items: center; gap: 4px; color: var(--teal-600); font-weight: 600; font-size: 12px; margin-left: auto; }

/* ==========================================================================
   Shop / download CTA
   ========================================================================== */
.download { padding: var(--space-9) 0; background: var(--cream-100); }
.download-card {
  background: linear-gradient(135deg, #46c3bb 0%, #36b2af 100%);
  border-radius: 40px;
  padding: 52px 54px;
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  align-items: center;
  gap: 42px;
  box-shadow: 0 24px 44px rgba(23, 60, 82, 0.12);
  position: relative;
  overflow: hidden;
}
.download-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(600px 400px at 90% 10%, rgba(104, 224, 209, 0.20), transparent 60%);
}
.download-content { position: relative; z-index: 1; }
.download-content h2 {
  color: #fff;
  font-size: clamp(30px, 2.8vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.05em;
  margin: 0 0 24px;
}
.download-content p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 17px;
  line-height: 1.45;
  margin: 0;
  max-width: 760px;
}
.download-pricebox {
  position: relative;
  z-index: 1;
  width: min(100%, 360px);
  background: rgba(255,255,255,0.9);
  border-radius: 28px;
  padding: 28px 28px 20px;
  justify-self: center;
  box-shadow: 0 12px 30px rgba(20, 27, 40, 0.08);
}
.price-label {
  text-align: center;
  color: rgba(22, 34, 42, 0.78);
  font-size: clamp(16px, 1.6vw, 24px);
  margin-bottom: 10px;
}
.price-value {
  text-align: center;
  color: #1a2d33;
  font-size: clamp(38px, 3vw, 62px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.06em;
  margin-bottom: 18px;
}
.btn-price-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  border-radius: 999px;
  background: linear-gradient(135deg, #4ccbc2 0%, #33b9b9 100%);
  color: #fff;
  font-size: clamp(18px, 1.5vw, 26px);
  font-weight: 800;
  padding: 22px 24px;
  border: none;
  box-shadow: 0 12px 28px rgba(30, 163, 158, 0.25);
}
.btn-price-cta:hover { filter: brightness(1.02); }

@media (max-width: 860px) {
  .download-card {
    grid-template-columns: 1fr;
    padding: 28px 20px;
    text-align: center;
  }
  .download-content { display: flex; flex-direction: column; align-items: center; }
  .download-content h2 { margin-bottom: 18px; }
  .download-content p { max-width: 100%; }
  .download-pricebox { width: 100%; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { background: var(--navy-950); padding: var(--space-8) 0 var(--space-5); }
.footer-content { display: grid; grid-template-columns: 1fr 2fr; gap: var(--space-7); padding-bottom: var(--space-6); border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand .logo { display: inline-flex; align-items: center; gap: 10px; margin-bottom: var(--space-3); }
.footer-brand .logo img { height: 30px; }
.footer-brand .logo span { color: #fff; font-weight: 800; font-size: 18px; }
.footer-brand p { color: rgba(226, 232, 238, 0.6); font-size: 14px; max-width: 260px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.footer-column h4 { color: #fff; font-size: 14px; margin-bottom: var(--space-4); text-transform: uppercase; letter-spacing: 0.04em; }
.footer-column a { display: block; color: rgba(226, 232, 238, 0.62); font-size: 14.5px; margin-bottom: var(--space-3); transition: color var(--dur-fast) ease; }
.footer-column a:hover { color: var(--teal-400); }
.footer-bottom { padding-top: var(--space-5); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-3); }
.footer-bottom p { color: rgba(226, 232, 238, 0.45); font-size: 13px; }

@media (max-width: 760px) {
  .footer-content { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) { .footer-links { grid-template-columns: 1fr; } }

/* ==========================================================================
   Sticky buy bar
   ========================================================================== */
.sticky-buy-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--surface);
  border-top: 1px solid var(--border-100);
  box-shadow: 0 -10px 30px rgba(14, 42, 67, 0.12);
  padding: 12px 0;
  transform: translateY(100%);
  transition: transform var(--dur-base) var(--ease-out);
  z-index: 700;
}
.sticky-buy-bar.show { transform: translateY(0); }
.sticky-buy-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.sticky-product-info { display: flex; align-items: center; gap: 12px; }
.sticky-product-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--teal-100);
  color: var(--teal-700);
  display: flex; align-items: center; justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}
.sticky-product-text { display: flex; flex-direction: column; line-height: 1.35; }
.sticky-product-text strong { color: var(--navy-900); font-size: 14.5px; }
.sticky-product-text span { color: var(--muted-600); font-size: 12.5px; }
.sticky-price { display: none; }
.sticky-cta-area { display: flex; align-items: center; gap: var(--space-4); }
.sticky-guarantee { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--muted-600); font-weight: 600; }
.sticky-guarantee i { color: var(--teal-600); }
.sticky-buy-bar .btn-sticky { display: inline-flex; padding: 11px 22px; font-size: 14px; }

@media (max-width: 700px) {
  .sticky-product-text span, .sticky-guarantee { display: none; }
  .sticky-buy-inner { gap: var(--space-3); }
}
@media (max-width: 460px) {
  .sticky-price { display: none; }
}

/* ==========================================================================
   Hero parents hint
   ========================================================================== */
.hero-parents-hint {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: calc(-1 * var(--space-4));
  margin-bottom: var(--space-6);
  color: var(--teal-700);
  font-weight: 700;
  font-size: 15px;
  border-bottom: 1px dashed rgba(24, 139, 132, 0.5);
  padding-bottom: 2px;
  transition: color var(--dur-fast) ease, border-color var(--dur-fast) ease;
}
.hero-parents-hint:hover { color: var(--teal-600); border-color: var(--teal-500); }

/* ==========================================================================
   Digital Emergency Check (Lead Magnet)
   ========================================================================== */
.check-section { padding: var(--space-9) 0; }
.check-header { text-align: center; max-width: 720px; margin: 0 auto var(--space-6); }
.section-badge-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(240, 185, 78, 0.16);
  color: var(--gold-600);
  border: 1px solid rgba(240, 185, 78, 0.3);
  font-weight: 700;
  font-size: 14px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-4);
}
.check-header h2 { font-size: clamp(28px, 3.4vw, 42px); letter-spacing: -0.04em; margin-bottom: var(--space-3); color: var(--ink-900); }
.check-header p { color: var(--muted-600); font-size: clamp(16px, 1.2vw, 19px); }

.check-card {
  max-width: 720px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
}
.check-form { display: flex; flex-direction: column; gap: var(--space-3); }
.check-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--border-100);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--dur-fast) ease, background var(--dur-fast) ease;
}
.check-item:hover { border-color: var(--teal-400); background: var(--teal-100); }
.check-item .check-box { position: absolute; opacity: 0; width: 0; height: 0; }
.check-mark {
  flex: 0 0 auto;
  width: 26px; height: 26px;
  border-radius: 7px;
  border: 2px solid var(--border-200);
  background: var(--cream-50);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 13px;
  transition: all var(--dur-fast) ease;
}
.check-mark i { opacity: 0; transform: scale(0.5); transition: all var(--dur-fast) ease; }
.check-item .check-box:checked ~ .check-mark { background: var(--teal-600); border-color: var(--teal-600); }
.check-item .check-box:checked ~ .check-mark i { opacity: 1; transform: scale(1); }
.check-text { color: var(--ink-700); font-size: 16px; line-height: 1.4; }
.check-submit { margin-top: var(--space-3); width: 100%; justify-content: center; }

.check-result {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-100);
  text-align: center;
}
.check-score { display: flex; align-items: baseline; justify-content: center; gap: 8px; margin-bottom: var(--space-3); }
.check-score-label { color: var(--muted-600); font-weight: 600; }
.check-score-value { font-size: 26px; font-weight: 900; color: var(--ink-900); }
.check-result-bar { height: 10px; border-radius: var(--radius-pill); background: var(--cream-200); overflow: hidden; margin-bottom: var(--space-5); }
.check-result-bar-fill { height: 100%; width: 0; border-radius: var(--radius-pill); transition: width var(--dur-slow) var(--ease-out); background: var(--teal-500); }
.check-result-bar-fill.tier-low { background: var(--danger-600); }
.check-result-bar-fill.tier-mid { background: var(--gold-500); }
.check-result-bar-fill.tier-high { background: var(--teal-600); }
.check-result-title { font-size: clamp(20px, 2vw, 26px); margin-bottom: var(--space-3); color: var(--ink-900); }
.check-result-text { color: var(--muted-600); font-size: 16.5px; max-width: 560px; margin: 0 auto var(--space-5); line-height: 1.5; }
.check-result-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: center; }

@media (max-width: 560px) {
  .check-card { padding: var(--space-5) var(--space-4); }
  .check-result-actions { flex-direction: column; }
  .check-result-actions .btn { width: 100%; justify-content: center; }
}

/* ==========================================================================
   Trust band
   ========================================================================== */
.trust2-section { padding: var(--space-8) 0; }
.trust2-inner {
  background: linear-gradient(120deg, var(--navy-900), var(--navy-800));
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-7);
  align-items: center;
  box-shadow: var(--shadow-lg);
}
.trust2-copy h2 { color: #fff; font-size: clamp(24px, 2.6vw, 34px); letter-spacing: -0.03em; margin-bottom: var(--space-4); line-height: 1.1; }
.trust2-copy p { color: rgba(226, 232, 238, 0.78); font-size: 16.5px; line-height: 1.55; margin-bottom: var(--space-5); }
.trust2-copy .btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.4); backdrop-filter: none; }
.trust2-copy .btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; color: #fff; }
.trust2-badges { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.trust2-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-3);
}
.trust2-badge i { font-size: 26px; color: var(--teal-400); }
.trust2-badge span { color: rgba(255,255,255,0.9); font-weight: 700; font-size: 14.5px; }

@media (max-width: 860px) {
  .trust2-inner { grid-template-columns: 1fr; padding: var(--space-6); text-align: center; }
  .trust2-copy .btn-outline { margin: 0 auto; }
}
@media (max-width: 460px) {
  .trust2-badges { grid-template-columns: 1fr; }
}