/* ============================================
   Kiwi Voice - Custom Styles
   ============================================ */

/* ----- 1. Base Styles ----- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(5rem + env(safe-area-inset-top, 0px));
}

/* Safe area for notch/Dynamic Island devices */
nav#navbar {
  padding-top: env(safe-area-inset-top, 0px);
}

body {
  font-family: 'Onest', system-ui, sans-serif;
  background-color: #0a0f1a;
  color: #f8fafc;
  overflow-x: hidden;
}

::selection {
  background: #10b98140;
  color: #fff;
}

/* ----- 2. Custom Scrollbar ----- */

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #0f172a;
}

::-webkit-scrollbar-thumb {
  background: #10b981;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #34d399;
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: #10b981 #0f172a;
}

/* ----- 3. Hero Section Animated Glows ----- */

.hero-glow-1 {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  top: -200px;
  right: -100px;
  animation: float-1 20s ease-in-out infinite;
  pointer-events: none;
  will-change: transform;
}

.hero-glow-2 {
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  bottom: -150px;
  left: -100px;
  animation: float-2 25s ease-in-out infinite;
  pointer-events: none;
  will-change: transform;
}

.hero-glow-3 {
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(6, 95, 70, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: float-3 18s ease-in-out infinite;
  pointer-events: none;
  will-change: transform;
}

/* ----- 4. Float Animations ----- */

@keyframes float-1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -50px) scale(1.1); }
  66% { transform: translate(-20px, 30px) scale(0.9); }
}

@keyframes float-2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-40px, -30px) scale(1.05); }
  50% { transform: translate(20px, -60px) scale(0.95); }
  75% { transform: translate(40px, 20px) scale(1.08); }
}

@keyframes float-3 {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  33% { transform: translate(-45%, -55%) scale(1.15); }
  66% { transform: translate(-55%, -45%) scale(0.85); }
}

/* ----- 5. Terminal Animation ----- */

.terminal {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  font-family: 'JetBrains Mono', monospace;
  overflow: hidden;
  max-width: 600px;
  width: 100%;
}

.terminal-header {
  background: #1e293b;
  padding: 12px 16px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #eab308; }
.terminal-dot.green { background: #22c55e; }

.terminal-body {
  padding: 20px;
  font-size: 14px;
  line-height: 1.8;
}

.terminal-line {
  opacity: 0;
  animation: terminal-appear 0.5s forwards;
}

.terminal-line:nth-child(1) { animation-delay: 0.5s; }
.terminal-line:nth-child(2) { animation-delay: 1.5s; }
.terminal-line:nth-child(3) { animation-delay: 2.5s; }
.terminal-line:nth-child(4) { animation-delay: 3.5s; }
.terminal-line:nth-child(5) { animation-delay: 4.5s; }
.terminal-line:nth-child(6) { animation-delay: 5.5s; }

@keyframes terminal-appear {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.cursor {
  display: inline-block;
  width: 8px;
  height: 18px;
  background: #10b981;
  animation: blink 1s infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ----- 6. Glassmorphism Card Styles ----- */

.glass-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
  border-color: rgba(16, 185, 129, 0.3);
  transform: translateY(-4px);
}

/* ----- 7. Feature Card Icon Styles ----- */

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(52, 211, 153, 0.1));
  border-radius: 12px;
  font-size: 24px;
  margin-bottom: 16px;
}

/* ----- 8. Scroll Reveal Animation ----- */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-stagger.active > *:nth-child(1) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(2) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(3) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(4) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(5) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(6) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(7) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(8) { transition-delay: 0.45s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(9) { transition-delay: 0.5s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(10) { transition-delay: 0.55s; opacity: 1; transform: translateY(0); }
.reveal-stagger.active > *:nth-child(n+11) { transition-delay: 0.6s; opacity: 1; transform: translateY(0); }

/* ----- 9. Pipeline / Architecture Flow ----- */

.pipeline {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  padding: 20px 0;
}

.pipeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 100px;
  text-align: center;
  position: relative;
}

.pipeline-step-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #10b981, #059669);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}

.pipeline-arrow {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, #10b981, #34d399);
  position: relative;
  flex-shrink: 0;
}

.pipeline-arrow::after {
  content: '';
  position: absolute;
  right: -4px;
  top: -4px;
  border: solid #34d399;
  border-width: 0 2px 2px 0;
  padding: 4px;
  transform: rotate(-45deg);
}

/* ----- 10. Comparison Section Styles ----- */

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.comparison-card.negative {
  border-color: rgba(239, 68, 68, 0.2);
}

.comparison-card.negative:hover {
  border-color: rgba(239, 68, 68, 0.4);
}

.comparison-card.positive {
  border-color: rgba(16, 185, 129, 0.2);
}

.comparison-card.positive:hover {
  border-color: rgba(16, 185, 129, 0.4);
}

/* ----- 11. Table Styles ----- */

.tts-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tts-table thead th {
  background: #1e293b;
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.tts-table tbody td {
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 15px;
}

.tts-table tbody tr {
  transition: background 0.2s;
}

.tts-table tbody tr:hover {
  background: rgba(16, 185, 129, 0.05);
}

.tts-table tbody tr:last-child td {
  border-bottom: none;
}

.tts-table tbody tr.recommended {
  background: rgba(16, 185, 129, 0.08);
}

/* ----- 12. Code Block Styles ----- */

.code-block {
  background: #0a0f1a;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  line-height: 1.6;
  overflow-x: auto;
  position: relative;
}

.code-block .comment { color: #6b7280; }
.code-block .command { color: #34d399; }
.code-block .flag { color: #60a5fa; }

/* ----- 13. Stat Cards ----- */

.stat-card {
  text-align: center;
  padding: 32px;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, #10b981, #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

/* ----- 14. Navigation Active States ----- */

.nav-link {
  position: relative;
  color: #94a3b8;
  transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: #f8fafc;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #10b981;
  transition: width 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* ----- 14b. Navigation Scrolled State ----- */

.nav-scrolled {
  background: rgba(15, 23, 42, 0.97) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  border-bottom-color: rgba(255, 255, 255, 0.08) !important;
}

/* ----- 15. Language Toggle ----- */

.lang-toggle {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 2px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.lang-btn {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.3s;
  border: none;
  background: transparent;
}

.lang-btn.active {
  background: #10b981;
  color: #fff;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

/* ----- 16. Mobile Menu ----- */

.mobile-menu {
  position: fixed;
  inset: 0;
  padding-top: env(safe-area-inset-top, 0px);
  background: rgba(10, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu a {
  font-size: 24px;
  font-weight: 600;
  color: #f8fafc;
  text-decoration: none;
  transition: color 0.3s;
}

.mobile-menu a:hover {
  color: #10b981;
}

/* ----- 17. Button Styles ----- */

.btn-primary {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  padding: 14px 32px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
}

.btn-outline {
  background: transparent;
  color: #f8fafc;
  padding: 14px 32px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.btn-outline:hover {
  border-color: #10b981;
  color: #10b981;
  transform: translateY(-2px);
}

/* ----- 18. Quick Start Steps ----- */

.step-number {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #10b981, #059669);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  color: white;
  flex-shrink: 0;
}

.step-connector {
  width: 2px;
  height: 40px;
  background: linear-gradient(180deg, #10b981, transparent);
  margin-left: 19px;
}

/* ----- 19. Gradient Text Utility ----- */

.gradient-text {
  background: linear-gradient(135deg, #10b981, #34d399, #6ee7b7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ----- 20. Pulse Glow Animation ----- */

.pulse-glow {
  position: relative;
}

.pulse-glow::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: 0 0 40px rgba(16, 185, 129, 0.4);
  animation: pulse-glow 2s ease-in-out infinite;
  pointer-events: none;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* ----- 21. Section Styling ----- */

section {
  position: relative;
}

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.3), transparent);
  margin: 0 auto;
  max-width: 600px;
}

/* ----- 22. Responsive Overrides ----- */

/* Tablet - 1024px */
@media (max-width: 1024px) {
  .stat-number {
    font-size: 2.5rem;
  }

  .terminal {
    max-width: 500px;
  }

  .btn-primary,
  .btn-outline {
    padding: 12px 24px;
    font-size: 15px;
  }
}

/* Small Tablet - 768px */
@media (max-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }

  .pipeline {
    flex-direction: column;
  }

  .pipeline-arrow {
    width: 2px;
    height: 30px;
    background: linear-gradient(180deg, #10b981, #34d399);
  }

  .pipeline-arrow::after {
    right: -4px;
    top: auto;
    bottom: -4px;
    transform: rotate(45deg);
  }

  .stat-number {
    font-size: 2.25rem;
  }

  .stat-card {
    padding: 24px 16px;
  }

  .tts-table thead th {
    padding: 12px 14px;
    font-size: 12px;
  }

  .tts-table tbody td {
    padding: 10px 14px;
    font-size: 13px;
  }

  .code-block {
    padding: 16px;
    font-size: 13px;
  }

  .terminal-body {
    padding: 16px;
    font-size: 13px;
  }

  .hero-glow-1 {
    width: 350px;
    height: 350px;
  }

  .hero-glow-2 {
    width: 300px;
    height: 300px;
  }

  .hero-glow-3 {
    width: 250px;
    height: 250px;
  }
}

/* Mobile - 640px */
@media (max-width: 640px) {
  .stat-number {
    font-size: 2rem;
  }

  .btn-primary,
  .btn-outline {
    padding: 12px 20px;
    font-size: 14px;
    width: 100%;
    justify-content: center;
  }

  .terminal {
    max-width: 100%;
    border-radius: 8px;
  }

  .terminal-body {
    padding: 12px;
    font-size: 12px;
    line-height: 1.6;
  }

  .glass-card {
    border-radius: 12px;
  }

  .glass-card:hover {
    transform: none;
  }

  .feature-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
    margin-bottom: 12px;
  }

  .pipeline-step {
    min-width: 80px;
  }

  .pipeline-step-icon {
    width: 44px;
    height: 44px;
    font-size: 20px;
    border-radius: 12px;
  }

  .step-number {
    width: 32px;
    height: 32px;
    font-size: 15px;
  }

  .step-connector {
    margin-left: 15px;
    height: 32px;
  }

  .code-block {
    padding: 12px;
    font-size: 12px;
    border-radius: 8px;
  }

  .hero-glow-1,
  .hero-glow-2,
  .hero-glow-3 {
    display: none;
  }
}

/* ============================================
   NEW FEATURES
   ============================================ */

/* ----- 23. Scroll Progress Bar ----- */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, #10b981, #34d399);
  z-index: 9998;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
}

/* ----- 25. Back to Top Button ----- */

.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.25);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #10b981;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all 0.3s ease;
  z-index: 40;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: rgba(16, 185, 129, 0.25);
  border-color: rgba(16, 185, 129, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.2);
}

/* ----- 26. FAQ Accordion ----- */

.faq-item {
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.3s, background 0.3s;
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.faq-item.open {
  border-color: rgba(16, 185, 129, 0.2);
  background: rgba(16, 185, 129, 0.03);
}

.faq-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  font-family: inherit;
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-item.open .faq-content {
  max-height: 300px;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
}

/* ----- 27. Light Theme ----- */

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-surface: #e2e8f0;
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] body,
[data-theme="light"].scroll-smooth {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
}

[data-theme="light"] body {
  background-color: #f8fafc !important;
  color: #0f172a !important;
}

[data-theme="light"] nav#navbar {
  background: rgba(248, 250, 252, 0.85) !important;
  border-bottom-color: rgba(0, 0, 0, 0.06) !important;
}

[data-theme="light"] .nav-scrolled {
  background: rgba(248, 250, 252, 0.95) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
}

[data-theme="light"] .nav-link {
  color: #64748b;
}

[data-theme="light"] .nav-link:hover,
[data-theme="light"] .nav-link.active {
  color: #0f172a;
}

[data-theme="light"] .mobile-menu {
  background: rgba(248, 250, 252, 0.97);
}

[data-theme="light"] .mobile-menu a {
  color: #0f172a;
}

[data-theme="light"] .lang-toggle {
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .lang-btn {
  color: #64748b;
}

[data-theme="light"] .lang-btn.active {
  background: #10b981;
  color: #fff;
}

/* Hero */
[data-theme="light"] section#hero {
  background: linear-gradient(180deg, #f8fafc 0%, #ecfdf5 100%);
}

[data-theme="light"] .hero-glow-1,
[data-theme="light"] .hero-glow-2,
[data-theme="light"] .hero-glow-3 {
  opacity: 0.4;
}

/* Cards and surfaces */
[data-theme="light"] article,
[data-theme="light"] .bg-white\/5,
[data-theme="light"] [class*="bg-white/5"],
[data-theme="light"] .faq-item {
  background: rgba(255, 255, 255, 0.7) !important;
  border-color: rgba(0, 0, 0, 0.08) !important;
}

[data-theme="light"] article:hover {
  background: rgba(255, 255, 255, 0.9) !important;
  border-color: rgba(16, 185, 129, 0.3) !important;
}

/* Section backgrounds */
[data-theme="light"] .bg-dark-900\/50,
[data-theme="light"] [class*="bg-dark-900/50"] {
  background: rgba(241, 245, 249, 0.7) !important;
}

/* Text colors */
[data-theme="light"] h1,
[data-theme="light"] h2,
[data-theme="light"] h3,
[data-theme="light"] .text-slate-200,
[data-theme="light"] .text-slate-300,
[data-theme="light"] .text-white {
  color: #0f172a !important;
}

[data-theme="light"] .text-slate-400,
[data-theme="light"] .text-slate-500 {
  color: #64748b !important;
}

[data-theme="light"] p,
[data-theme="light"] span:not(.text-kiwi-400):not(.text-kiwi-300):not(.text-red-400):not(.text-yellow-400):not(.text-blue-400):not([class*="text-kiwi"]) {
  color: #334155;
}

/* Terminal */
[data-theme="light"] #terminal-content,
[data-theme="light"] .bg-dark-900 {
  background: #1e293b !important;
}

/* Code blocks stay dark */
[data-theme="light"] pre {
  background: #1e293b !important;
}

[data-theme="light"] pre code,
[data-theme="light"] pre .text-slate-300 {
  color: #e2e8f0 !important;
}

/* Footer */
[data-theme="light"] footer {
  background: #f1f5f9 !important;
  border-top-color: rgba(0, 0, 0, 0.06) !important;
}

/* Scroll progress */
[data-theme="light"] .scroll-progress {
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.2);
}

/* Back to top */
[data-theme="light"] .back-to-top {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.2);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}


/* Table */
[data-theme="light"] table thead tr {
  border-color: rgba(0, 0, 0, 0.08) !important;
}

[data-theme="light"] table tbody tr {
  border-color: rgba(0, 0, 0, 0.04) !important;
}

[data-theme="light"] table tbody tr:hover {
  background: rgba(16, 185, 129, 0.05) !important;
}

/* Comparison section */
[data-theme="light"] .border-kiwi-500\/20 {
  border-color: rgba(16, 185, 129, 0.25) !important;
}

/* Responsive overrides for back-to-top */
@media (max-width: 640px) {
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }
}

/* ============================================
   SOUL SYSTEM, LANGUAGES, DASHBOARD, HA
   ============================================ */

/* ----- 28. Soul Cards ----- */

.soul-card {
  position: relative;
  overflow: hidden;
}

.soul-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.3), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

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

/* ----- 29. Language Badges ----- */

.lang-badge {
  transition: transform 0.2s ease, border-color 0.3s ease;
}

.lang-badge:hover {
  transform: translateY(-2px);
}

/* ----- 30. Light Theme — new sections ----- */

[data-theme="light"] .soul-card,
[data-theme="light"] .lang-badge {
  background: rgba(255, 255, 255, 0.7) !important;
  border-color: rgba(0, 0, 0, 0.08) !important;
}

[data-theme="light"] .soul-card:hover {
  background: rgba(255, 255, 255, 0.9) !important;
}

[data-theme="light"] #souls,
[data-theme="light"] #dashboard {
  background: rgba(241, 245, 249, 0.7);
}

[data-theme="light"] #home-assistant .bg-white\/5,
[data-theme="light"] #home-assistant [class*="bg-white/5"] {
  background: rgba(255, 255, 255, 0.7) !important;
  border-color: rgba(0, 0, 0, 0.08) !important;
}

/* ============================================
   DESIGN UPGRADE — Typography, Grain, Effects
   ============================================ */

/* ----- 31. Display Typography ----- */

h1, h2 {
  font-family: 'Bricolage Grotesque', system-ui, sans-serif;
  letter-spacing: -0.02em;
}

h1 {
  letter-spacing: -0.035em;
}

h3 {
  letter-spacing: -0.01em;
}

/* ----- 32. Film Grain Overlay ----- */

.grain-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  mix-blend-mode: overlay;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

[data-theme="light"] .grain-overlay {
  opacity: 0.015;
  mix-blend-mode: multiply;
}

/* ----- 33. Soul Card Unique Accent Bars ----- */

.soul-card::before {
  opacity: 0.5;
}

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

.soul-card:nth-child(1)::before {
  background: linear-gradient(90deg, transparent, #10b981, transparent);
}

.soul-card:nth-child(2)::before {
  background: linear-gradient(90deg, transparent, #60a5fa, transparent);
}

.soul-card:nth-child(3)::before {
  background: linear-gradient(90deg, transparent, #fbbf24, transparent);
}

.soul-card:nth-child(4)::before {
  background: linear-gradient(90deg, transparent, #f97316, transparent);
}

.soul-card:nth-child(5)::before {
  background: linear-gradient(90deg, transparent, #f43f5e, transparent);
}

.soul-card:nth-child(6)::before {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

/* ----- 34. Soul Card Hover Glow ----- */

.soul-card:nth-child(1):hover {
  box-shadow: 0 8px 40px rgba(16, 185, 129, 0.1);
}

.soul-card:nth-child(2):hover {
  box-shadow: 0 8px 40px rgba(96, 165, 250, 0.1);
}

.soul-card:nth-child(3):hover {
  box-shadow: 0 8px 40px rgba(251, 191, 36, 0.08);
}

.soul-card:nth-child(4):hover {
  box-shadow: 0 8px 40px rgba(249, 115, 22, 0.08);
}

.soul-card:nth-child(5):hover {
  box-shadow: 0 8px 40px rgba(244, 63, 94, 0.1);
}

/* ----- 35. Language Badge Enhanced Hover ----- */

.lang-badge:hover {
  box-shadow: 0 4px 24px rgba(16, 185, 129, 0.08);
}

/* ----- 36. NSFW Callout Animated Border ----- */

#souls .bg-rose-500\/5 {
  position: relative;
}

#souls .bg-rose-500\/5::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.2), transparent 50%, rgba(244, 63, 94, 0.1));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* ----- 37. Stat Number Glow ----- */

.stat-number {
  text-shadow: 0 0 40px rgba(16, 185, 129, 0.15);
}

/* ----- 38. Enhanced Section Divider ----- */

section + section::before {
  content: '';
  display: block;
  height: 1px;
  max-width: 400px;
  margin: 0 auto 2rem;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.25), transparent);
}

/* ----- 39. Feature Card Icon Pulse on Hover ----- */

#features article:hover .w-12 {
  animation: icon-breathe 1.5s ease-in-out infinite;
}

@keyframes icon-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

/* ----- 40. Dashboard API Endpoint Row Hover ----- */

#dashboard .font-mono.text-sm div[class] {
  transition: background 0.15s ease;
  border-radius: 4px;
}

/* ----- 41. HA Section Entity Card Border Accents ----- */

#home-assistant .bg-blue-500\/15,
#home-assistant [class*="bg-blue-500"] {
  box-shadow: inset 0 0 0 1px rgba(96, 165, 250, 0.08);
}

#home-assistant .bg-kiwi-500\/15,
#home-assistant [class*="bg-kiwi-500/15"] {
  box-shadow: inset 0 0 0 1px rgba(16, 185, 129, 0.08);
}

#home-assistant .bg-orange-500\/15,
#home-assistant [class*="bg-orange-500/15"] {
  box-shadow: inset 0 0 0 1px rgba(249, 115, 22, 0.08);
}

#home-assistant .bg-purple-500\/15,
#home-assistant [class*="bg-purple-500/15"] {
  box-shadow: inset 0 0 0 1px rgba(168, 85, 247, 0.08);
}

/* ----- 42. Smooth Gradient Background for Sections ----- */

#souls {
  background: linear-gradient(180deg, rgba(10, 15, 26, 0.5) 0%, rgba(15, 10, 25, 0.5) 100%);
}

#dashboard {
  background: linear-gradient(180deg, rgba(10, 15, 26, 0.5) 0%, rgba(10, 18, 26, 0.5) 100%);
}

[data-theme="light"] #souls {
  background: linear-gradient(180deg, rgba(241, 245, 249, 0.7) 0%, rgba(245, 243, 255, 0.5) 100%);
}

[data-theme="light"] #dashboard {
  background: linear-gradient(180deg, rgba(241, 245, 249, 0.7) 0%, rgba(236, 253, 245, 0.4) 100%);
}

/* ----- 43. Code Block Enhanced Styling ----- */

pre {
  position: relative;
}

pre::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60px;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(10, 15, 26, 0.8));
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

pre:hover::after {
  opacity: 0;
}

/* ----- 44. Light Theme — grain and typography ----- */

[data-theme="light"] h1,
[data-theme="light"] h2 {
  font-family: 'Bricolage Grotesque', system-ui, sans-serif;
}

[data-theme="light"] .stat-number {
  text-shadow: 0 0 40px rgba(16, 185, 129, 0.1);
}

/* ============================================
   VISUAL UPGRADE — Bento, Atmosphere, Depth
   ============================================ */

/* ----- 45. Hero Dot Pattern ----- */

.hero-dot-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(16, 185, 129, 0.07) 1px, transparent 1px);
  background-size: 30px 30px;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 30%, transparent 70%);
  mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 30%, transparent 70%);
}

[data-theme="light"] .hero-dot-pattern {
  background-image: radial-gradient(rgba(16, 185, 129, 0.1) 1px, transparent 1px);
}

@media (max-width: 640px) {
  .hero-dot-pattern { display: none; }
}

/* ----- 46. Terminal Glow ----- */

.terminal-glow {
  box-shadow:
    0 0 80px rgba(16, 185, 129, 0.06),
    0 25px 60px rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .terminal-glow {
  box-shadow:
    0 0 60px rgba(16, 185, 129, 0.08),
    0 25px 50px rgba(0, 0, 0, 0.12);
}

/* ----- 47. Badge Shimmer ----- */

@keyframes shimmer {
  0% { background-position: 200% center; }
  100% { background-position: -200% center; }
}

.badge-shimmer {
  position: relative;
  overflow: hidden;
}

.badge-shimmer::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 30%, rgba(255, 255, 255, 0.06) 50%, transparent 70%);
  background-size: 200% 100%;
  animation: shimmer 4s ease-in-out infinite;
  pointer-events: none;
  border-radius: inherit;
}

/* ----- 48. Bento Feature Grid ----- */

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.bento-wide {
  grid-column: span 2;
}

@media (max-width: 1024px) {
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .bento-grid { grid-template-columns: 1fr; }
  .bento-wide { grid-column: span 1; }
}

/* Card accent top-border */
.card-accent-kiwi   { border-top: 2px solid rgba(16, 185, 129, 0.5); }
.card-accent-blue    { border-top: 2px solid rgba(59, 130, 246, 0.4); }
.card-accent-purple  { border-top: 2px solid rgba(139, 92, 246, 0.4); }
.card-accent-amber   { border-top: 2px solid rgba(245, 158, 11, 0.4); }
.card-accent-cyan    { border-top: 2px solid rgba(6, 182, 212, 0.4); }
.card-accent-rose    { border-top: 2px solid rgba(244, 63, 94, 0.4); }

.card-accent-kiwi:hover   { border-top-color: rgba(16, 185, 129, 0.8); }
.card-accent-blue:hover    { border-top-color: rgba(59, 130, 246, 0.7); }
.card-accent-purple:hover  { border-top-color: rgba(139, 92, 246, 0.7); }
.card-accent-amber:hover   { border-top-color: rgba(245, 158, 11, 0.7); }
.card-accent-cyan:hover    { border-top-color: rgba(6, 182, 212, 0.7); }
.card-accent-rose:hover    { border-top-color: rgba(244, 63, 94, 0.7); }

/* Card icon background variants */
.icon-blue   { background: rgba(59, 130, 246, 0.1) !important; }
.icon-purple { background: rgba(139, 92, 246, 0.1) !important; }
.icon-amber  { background: rgba(245, 158, 11, 0.1) !important; }
.icon-cyan   { background: rgba(6, 182, 212, 0.1) !important; }
.icon-rose   { background: rgba(244, 63, 94, 0.1) !important; }

/* Bento card hover */
.bento-grid article {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bento-grid article:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

/* ----- 49. Stat Glass Cards ----- */

.stat-glass {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.stat-glass:hover {
  border-color: rgba(16, 185, 129, 0.2);
  transform: translateY(-2px);
}

.stat-glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.3), transparent);
}

[data-theme="light"] .stat-glass {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(0, 0, 0, 0.06);
}

/* ----- 50. Soul Card Gradient Tints ----- */

.soul-tint-green  { background: linear-gradient(135deg, rgba(16, 185, 129, 0.06), rgba(255, 255, 255, 0.03)) !important; }
.soul-tint-blue   { background: linear-gradient(135deg, rgba(96, 165, 250, 0.05), rgba(255, 255, 255, 0.03)) !important; }
.soul-tint-yellow { background: linear-gradient(135deg, rgba(251, 191, 36, 0.04), rgba(255, 255, 255, 0.03)) !important; }
.soul-tint-orange { background: linear-gradient(135deg, rgba(249, 115, 22, 0.04), rgba(255, 255, 255, 0.03)) !important; }
.soul-tint-rose   { background: linear-gradient(135deg, rgba(244, 63, 94, 0.05), rgba(255, 255, 255, 0.03)) !important; }

[data-theme="light"] .soul-tint-green  { background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(255, 255, 255, 0.7)) !important; }
[data-theme="light"] .soul-tint-blue   { background: linear-gradient(135deg, rgba(96, 165, 250, 0.07), rgba(255, 255, 255, 0.7)) !important; }
[data-theme="light"] .soul-tint-yellow { background: linear-gradient(135deg, rgba(251, 191, 36, 0.06), rgba(255, 255, 255, 0.7)) !important; }
[data-theme="light"] .soul-tint-orange { background: linear-gradient(135deg, rgba(249, 115, 22, 0.06), rgba(255, 255, 255, 0.7)) !important; }
[data-theme="light"] .soul-tint-rose   { background: linear-gradient(135deg, rgba(244, 63, 94, 0.07), rgba(255, 255, 255, 0.7)) !important; }

/* ----- 51. NEW Badge Pulse ----- */

@keyframes badge-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.badge-pulse {
  animation: badge-pulse 2s ease-in-out infinite;
}

/* ----- 52. FAQ Polish ----- */

.faq-item {
  border-left: 2px solid transparent;
}

.faq-item.open {
  border-left-color: #10b981;
}

/* ----- 53. Quick Start Timeline ----- */

.qs-timeline {
  position: relative;
}

.qs-timeline::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: linear-gradient(180deg, #10b981, #059669 60%, rgba(5, 150, 105, 0.15));
  border-radius: 1px;
}

@media (min-width: 640px) {
  .qs-timeline::before { left: 23px; }
}

/* ----- 54. Enhanced Language Badges ----- */

.lang-badge:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 32px rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.3) !important;
}

/* ----- 55. Section Angle Divider ----- */

.section-angle {
  height: 48px;
  position: relative;
  overflow: hidden;
  pointer-events: none;
}

.section-angle svg {
  position: absolute;
  width: 100%;
  height: 100%;
  display: block;
}