/* TuffTalk Modern Design System & Stylesheet */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
  --bg-dark: #08090E;
  --bg-surface: #10121B;
  --bg-card: rgba(22, 24, 38, 0.75);
  --bg-card-hover: rgba(30, 33, 52, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(157, 78, 221, 0.35);

  --accent-purple: #9D4EDD;
  --accent-purple-glow: rgba(157, 78, 221, 0.4);
  --accent-pink: #F72585;
  --accent-pink-glow: rgba(247, 37, 133, 0.4);
  --accent-cyan: #00F5D4;
  --accent-blue: #4CC9F0;
  
  --text-primary: #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.75);
  --text-muted: rgba(255, 255, 255, 0.45);

  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-glow: 0 0 35px var(--accent-purple-glow);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 10%, rgba(157, 78, 221, 0.15), transparent 45%),
    radial-gradient(circle at 85% 25%, rgba(247, 37, 133, 0.12), transparent 40%),
    radial-gradient(circle at 50% 70%, rgba(76, 201, 240, 0.1), transparent 50%);
  background-attachment: fixed;
}

/* Typography Helpers */
h1, h2, h3, h4, .font-display {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  font-weight: 800;
}

.gradient-text {
  background: linear-gradient(135deg, #FFFFFF 20%, #E0AAFF 60%, #F72585 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-alt {
  background: linear-gradient(135deg, #00F5D4 0%, #4CC9F0 60%, #9D4EDD 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-fire {
  background: linear-gradient(135deg, #F72585 0%, #FF758C 60%, #FFB703 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(8, 9, 14, 0.75);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.app-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(157, 78, 221, 0.4);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  text-shadow: 0 0 10px var(--accent-purple-glow);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, #9D4EDD 0%, #F72585 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(157, 78, 221, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(247, 37, 133, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.1rem;
}

.btn-icon {
  font-size: 1.2rem;
}

/* Hero Section */
.hero-section {
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(157, 78, 221, 0.12);
  border: 1px solid rgba(157, 78, 221, 0.35);
  color: #C77DFF;
  margin-bottom: 24px;
}

.hero-pill .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.6rem, 6vw, 4.5rem);
  line-height: 1.1;
  max-width: 900px;
  margin: 0 auto 24px;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 40px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.store-badge-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 10px 22px;
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.store-badge-btn:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--accent-purple);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(157, 78, 221, 0.3);
}

.apple-icon {
  font-size: 1.9rem;
}

.badge-text-top {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-text-main {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.1;
}

/* Hero Visual Showcase */
.hero-mockup-wrapper {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.mockup-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 60%;
  background: radial-gradient(circle, rgba(157, 78, 221, 0.35) 0%, rgba(247, 37, 133, 0.2) 50%, transparent 80%);
  filter: blur(60px);
  z-index: -1;
  pointer-events: none;
}

.hero-screens-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: 20px;
  align-items: center;
}

.screen-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 28px;
  padding: 12px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  transition: var(--transition-smooth);
  overflow: hidden;
}

.screen-card img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  display: block;
}

.screen-card.hero-center {
  transform: scale(1.06);
  border-color: var(--border-highlight);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), var(--shadow-glow);
  z-index: 2;
}

.screen-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--accent-pink);
}

.screen-card.hero-center:hover {
  transform: scale(1.08) translateY(-8px);
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  padding: 10px 18px;
  background: rgba(16, 18, 27, 0.9);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-full);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 700;
  backdrop-filter: blur(10px);
  animation: floatAnim 4s ease-in-out infinite;
}

.badge-left {
  top: 15%;
  left: -20px;
}

.badge-right {
  bottom: 20%;
  right: -20px;
  animation-delay: 2s;
}

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

/* Dual Emoji Showcase Component */
.dual-emoji-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  padding: 8px 16px;
  border-radius: var(--radius-full);
}

.dual-circle-avatar {
  position: relative;
  width: 44px;
  height: 44px;
}

.avatar-main {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #9D4EDD, #5A189A);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  position: absolute;
  top: 0;
  left: 0;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
}

.avatar-badge {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #F72585, #7209B7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  position: absolute;
  bottom: 0;
  right: 0;
  border: 2px solid #08090E;
}

/* Feature Sections */
.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px;
}

.section-tag {
  color: var(--accent-purple);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Feature Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-purple), transparent);
  opacity: 0;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-highlight);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon-box {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: rgba(157, 78, 221, 0.15);
  border: 1px solid rgba(157, 78, 221, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Persona Presets Carousel / Grid */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.scenario-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-smooth);
}

.scenario-card:hover {
  border-color: var(--accent-pink);
  transform: translateY(-4px);
}

.scenario-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.scenario-info h4 {
  font-size: 1.1rem;
}

.scenario-role {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.scenario-quote {
  font-style: italic;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 16px;
  padding-left: 12px;
  border-left: 2px solid var(--accent-purple);
}

.scenario-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-chip {
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
}

/* Analysis Breakdown Preview */
.verdict-showcase {
  background: linear-gradient(145deg, rgba(24, 26, 42, 0.9), rgba(13, 14, 22, 0.95));
  border: 1px solid var(--border-highlight);
  border-radius: 28px;
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.metric-bar-item {
  margin-bottom: 18px;
}

.metric-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.progress-track {
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #9D4EDD, #00F5D4);
}

/* FAQ Section */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item.active {
  border-color: var(--border-highlight);
}

.faq-question {
  width: 100%;
  padding: 22px 24px;
  text-align: left;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-icon {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
  color: var(--accent-purple);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--accent-pink);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  color: var(--text-secondary);
  font-size: 0.95rem;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 22px;
}

/* Support Form Section */
.support-section {
  padding: 80px 0 120px;
}

.support-card {
  max-width: 680px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-purple);
  box-shadow: 0 0 15px rgba(157, 78, 221, 0.3);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-status {
  padding: 14px;
  border-radius: var(--radius-sm);
  margin-top: 16px;
  display: none;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
}

.form-status.success {
  display: block;
  background: rgba(0, 245, 212, 0.15);
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
}

.form-status.error {
  display: block;
  background: rgba(247, 37, 133, 0.15);
  border: 1px solid var(--accent-pink);
  color: var(--accent-pink);
}

/* Policy Pages (Privacy & Terms) */
.legal-content {
  max-width: 820px;
  margin: 140px auto 100px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
}

.legal-content h1 {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.legal-content .last-updated {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: var(--font-mono);
  margin-bottom: 32px;
  display: block;
}

.legal-content h2 {
  font-size: 1.4rem;
  margin: 32px 0 12px;
  color: #E0AAFF;
}

.legal-content p, .legal-content li {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
  margin-bottom: 14px;
}

.legal-content ul {
  padding-left: 24px;
  margin-bottom: 18px;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: #06070B;
  padding: 60px 0 30px;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-secondary);
  max-width: 320px;
  margin-top: 14px;
}

.footer-col h5 {
  font-family: var(--font-display);
  font-size: 1rem;
  margin-bottom: 18px;
  color: var(--text-primary);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Mobile Responsiveness */
@media (max-width: 900px) {
  .hero-screens-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
  .screen-card.hero-center {
    transform: none;
  }
  .screen-card:not(.hero-center) {
    display: none;
  }
  .verdict-showcase {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .floating-badge {
    display: none;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }
  .legal-content {
    padding: 24px;
    margin-top: 100px;
  }
  .support-card {
    padding: 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}