/* ============================================================================
   CASE AI — Landing Page Styles
   ============================================================================ */

:root {
  --bg: #111621;
  --bg-card: #1a2230;
  --primary: #1754cf;
  --primary-dark: #1631b6;
  --text: #ffffff;
  --text-secondary: #94a3b8;
  --border: #344465;
  --surface: #1a2233;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

/* ============================================================================
   LAYOUT
   ============================================================================ */

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ============================================================================
   HEADER / NAV
   ============================================================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(17, 22, 33, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-dropdown {
  position: relative;
}

.lang-toggle {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: background 0.2s, border-color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}

.lang-toggle:hover {
  background: var(--bg-card);
  border-color: var(--primary);
}

.lang-toggle-arrow {
  font-size: 0.6rem;
  opacity: 0.6;
  transition: transform 0.2s;
}

.lang-dropdown.open .lang-toggle-arrow {
  transform: rotate(180deg);
}

.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  min-width: 80px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.15s, transform 0.15s, visibility 0.15s;
  z-index: 200;
}

.lang-dropdown.open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: block;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.lang-option:hover {
  background: var(--surface);
  color: var(--text);
}

.lang-option.active {
  color: var(--primary);
}

[data-lang="en"] .lang-tr,
[data-lang="en"] .lang-de,
[data-lang="en"] .lang-fr,
[data-lang="en"] .lang-es { display: none; }

[data-lang="tr"] .lang-en,
[data-lang="tr"] .lang-de,
[data-lang="tr"] .lang-fr,
[data-lang="tr"] .lang-es { display: none; }

[data-lang="de"] .lang-en,
[data-lang="de"] .lang-tr,
[data-lang="de"] .lang-fr,
[data-lang="de"] .lang-es { display: none; }

[data-lang="fr"] .lang-en,
[data-lang="fr"] .lang-tr,
[data-lang="fr"] .lang-de,
[data-lang="fr"] .lang-es { display: none; }

[data-lang="es"] .lang-en,
[data-lang="es"] .lang-tr,
[data-lang="es"] .lang-de,
[data-lang="es"] .lang-fr { display: none; }

.nav-links {
  display: flex;
  gap: 20px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */

.hero {
  padding: 120px 0 60px;
  text-align: center;
}

.hero-image-wrapper {
  max-width: 900px;
  margin: 0 auto 40px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.hero-image-wrapper img {
  width: 100%;
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.hero .subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 32px;
}

.hero .cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary);
  color: #fff;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.15s;
  text-decoration: none;
}

.hero .cta-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  text-decoration: none;
}

.cta-btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* ============================================================================
   FEATURES SECTION
   ============================================================================ */

.features {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 48px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 22px;
  text-align: center;
  transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}

.feature-icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================================================
   CASES SECTION
   ============================================================================ */

.cases {
  padding: 80px 0;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: transform 0.2s, border-color 0.2s;
  position: relative;
}

.case-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}

.case-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.case-card-body {
  padding: 20px;
}

.case-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.case-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.case-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.case-tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 20px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.case-tag.difficulty-medium { border-color: #4ade80; color: #4ade80; }
.case-tag.difficulty-hard   { border-color: #fb923c; color: #fb923c; }
.case-tag.difficulty-expert { border-color: #f87171; color: #f87171; }
.case-tag.coming-soon       { border-color: var(--primary); color: var(--primary); }

.case-ai-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--primary);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 5px;
}

.case-card-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #161e2e 0%, #0e131c 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-card-placeholder-icon {
  font-size: 4.5rem;
  opacity: 0.12;
  color: var(--primary);
  font-weight: 800;
  line-height: 1;
  user-select: none;
}

/* ============================================================================
   HOW IT WORKS
   ============================================================================ */

.how-it-works {
  padding: 80px 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 12px;
}

.step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

/* ============================================================================
   CTA SECTION
   ============================================================================ */

.cta-section {
  padding: 80px 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.cta-section .cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary);
  color: #fff;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.15s;
  text-decoration: none;
}

.cta-section .cta-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  text-decoration: none;
}

/* ============================================================================
   FOOTER
   ============================================================================ */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
  list-style: none;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ============================================================================
   LEGAL PAGES (Privacy, Terms)
   ============================================================================ */

.legal-page {
  padding: 100px 0 60px;
  max-width: 780px;
  margin: 0 auto;
}

.legal-page h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.legal-page h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 40px;
  margin-bottom: 12px;
}

.legal-page h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 10px;
}

.legal-page h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-top: 20px;
  margin-bottom: 8px;
}

.legal-page p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  line-height: 1.7;
}

.legal-page ul {
  color: var(--text-secondary);
  margin-bottom: 14px;
  padding-left: 24px;
}

.legal-page li {
  margin-bottom: 8px;
  line-height: 1.6;
}

.legal-page strong {
  color: var(--text);
}

.legal-page table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.legal-page th,
.legal-page td {
  padding: 10px 14px;
  text-align: left;
  border: 1px solid var(--border);
  font-size: 0.9rem;
}

.legal-page th {
  background: var(--bg-card);
  font-weight: 600;
}

.legal-page td {
  color: var(--text-secondary);
}

/* ============================================================================
   HERO AI PILL + FREE NOTE
   ============================================================================ */

.hero-ai-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(23, 84, 207, 0.12);
  border: 1px solid rgba(23, 84, 207, 0.4);
  color: #7ba7f7;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.hero-free-note {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 14px;
  opacity: 0.7;
}

/* ============================================================================
   WHY DIFFERENT SECTION
   ============================================================================ */

.why-different {
  padding: 80px 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 780px;
  margin: 0 auto;
}

.why-col {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 24px;
}

.why-yes {
  border-color: var(--primary);
  background: rgba(23, 84, 207, 0.06);
}

.why-col-header {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--text-secondary);
}

.why-yes .why-col-header {
  color: var(--primary);
}

.why-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.why-col li {
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.5;
}

.why-col li::before {
  flex-shrink: 0;
  font-weight: 700;
  font-size: 0.85rem;
  margin-top: 1px;
}

.why-no li::before {
  content: "✗";
  color: #475569;
}

.why-yes li::before {
  content: "✓";
  color: #4ade80;
}

.why-no li {
  color: var(--text-secondary);
  opacity: 0.65;
}

.why-yes li {
  color: var(--text);
}

/* ============================================================================
   SUSPECT VOICES SECTION
   ============================================================================ */

.suspect-voices {
  padding: 80px 0;
}

.suspect-voices-subtitle {
  text-align: center;
  color: var(--text-secondary);
  max-width: 500px;
  margin: -24px auto 40px;
  font-size: 0.98rem;
  line-height: 1.6;
}

.voices-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.voice-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 20px;
  transition: border-color 0.2s;
}

.voice-card:hover {
  border-color: var(--primary);
}

.voice-card-vera {
  border-color: rgba(23, 84, 207, 0.35);
}

.voice-role {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 16px;
  opacity: 0.85;
}

.voice-exchange {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.voice-q {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 8px 12px;
  background: rgba(255,255,255,0.03);
  border-radius: 6px;
  border-left: 2px solid var(--border);
  line-height: 1.5;
}

.voice-q::before {
  content: "↳ ";
  font-weight: 700;
  color: #7ba7f7;
  font-size: 0.78rem;
}

.voice-a {
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.55;
  font-style: italic;
  padding-left: 4px;
}

/* ============================================================================
   CASE FREE BADGE + DURATION TAG
   ============================================================================ */

.case-free-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: #4ade80;
  color: #071a0f;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 3px 9px;
  border-radius: 20px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  z-index: 2;
}

.case-tag.case-duration {
  color: var(--text-secondary);
  border-color: var(--border);
  opacity: 0.7;
}

/* ============================================================================
   CTA MINI (after cases)
   ============================================================================ */

.cta-mini {
  padding: 48px 0;
  text-align: center;
  border-top: 1px solid var(--border);
}

.cta-mini p {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 24px;
}

.cta-mini .cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary);
  color: #fff;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.15s;
  text-decoration: none;
}

.cta-mini .cta-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  text-decoration: none;
}

/* ============================================================================
   CTA VALUE TRIO
   ============================================================================ */

.cta-value-trio {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 20px;
}

.cta-value-trio span {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 0 16px;
  border-right: 1px solid var(--border);
  line-height: 1;
}

.cta-value-trio span:last-child {
  border-right: none;
}

/* ============================================================================
   MASTER ARC SECTION
   ============================================================================ */

.master-arc {
  padding: 80px 0;
  background: #0c1118;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.master-arc-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #f87171;
  border: 1px solid #f87171;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 24px;
  opacity: 0.85;
}

.master-arc h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.master-arc-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.arc-clues {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 860px;
  margin: 0 auto 48px;
}

.arc-clue {
  background: #0e151f;
  border: 1px solid #2a3550;
  border-radius: 10px;
  padding: 20px 18px;
  text-align: left;
}

.arc-clue-header {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #f87171;
  margin-bottom: 12px;
  opacity: 0.7;
}

.arc-clue-redacted {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.arc-clue-redacted span {
  display: block;
  height: 8px;
  background: #1e2d42;
  border-radius: 3px;
}

.arc-clue-redacted span:nth-child(2) { width: 75%; }
.arc-clue-redacted span:nth-child(3) { width: 55%; }

.arc-clue-hint {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  font-style: italic;
}

.arc-kol {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  opacity: 0.4;
}

@media (max-width: 768px) {
  .arc-clues {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}

/* ============================================================================
   RESPONSIVE — Mobile
   ============================================================================ */

@media (max-width: 768px) {
  .hero {
    padding: 100px 0 40px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .subtitle {
    font-size: 1.05rem;
  }

  .hero-image-wrapper {
    max-width: 100%;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .cases-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .nav-links {
    display: none;
  }

  .site-header .container {
    height: 56px;
  }

  .features,
  .cases,
  .cta-section,
  .why-different,
  .suspect-voices {
    padding: 50px 0;
  }

  .why-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .voices-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .suspect-voices-subtitle {
    margin-bottom: 28px;
  }

  .cta-value-trio {
    gap: 8px 0;
  }

  .cta-value-trio span {
    padding: 4px 12px;
  }

  .legal-page {
    padding: 80px 20px 40px;
  }
}