/* =============================================
   QARAQALPAQ TILI — GLOBAL DESIGN SYSTEM
   ============================================= */

:root {
  /* Color Palette — Karakalpakstan flag + dark theme */
  --clr-bg:        #050a12;
  --clr-bg2:       #07111f;
  --clr-bg3:       #0a1a2e;
  --clr-blue:      #1b6fa8;
  --clr-blue-lt:   #3493d1;
  --clr-gold:      #d4a017;
  --clr-gold-lt:   #f0c040;
  --clr-green:     #1a7a4a;
  --clr-green-lt:  #2ec87a;
  --clr-red:       #c0392b;
  --clr-red-lt:    #e74c3c;

  --clr-text:      #e8f0fe;
  --clr-text-muted:#8da9c4;
  --clr-border:    rgba(52, 147, 209, 0.2);
  --clr-glass:     rgba(11, 25, 45, 0.7);

  /* Typography */
  --font-display: 'Cinzel Decorative', serif;
  --font-body:    'Inter', sans-serif;
  --font-serif:   'Playfair Display', serif;

  /* Sizes */
  --nav-h: 70px;
  --radius: 16px;
  --radius-lg: 24px;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  overflow-x: hidden;
}

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

/* =============================================
   CUSTOM CURSOR (REMOVED)
   ============================================= */

/* =============================================
   NAVIGATION
   ============================================= */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  z-index: 1000;
  background: rgba(5, 10, 18, 0.2);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s;
}
#navbar.scrolled {
  background: rgba(5, 10, 18, 0.9);
  border-color: var(--clr-border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
}
.logo-qr {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-gold));
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}
.logo-text { font-size: 18px; letter-spacing: 0.05em; }

.nav-links {
  list-style: none;
  display: flex;
  gap: 36px;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
  position: relative;
  transition: color 0.3s;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1.5px;
  background: var(--clr-gold);
  transition: width 0.3s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--clr-text); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-flag {
  display: flex;
  flex-direction: column;
  width: 36px;
  border-radius: 4px;
  overflow: hidden;
  gap: 1px;
}
.flag-stripe { height: 6px; }
.flag-stripe.blue   { background: var(--clr-blue); }
.flag-stripe.yellow { background: var(--clr-gold); }
.flag-stripe.green  { background: var(--clr-green); }

/* =============================================
   HERO SECTION
   ============================================= */
#hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#three-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(27, 111, 168, 0.15);
  border: 1px solid rgba(27, 111, 168, 0.4);
  border-radius: 100px;
  padding: 6px 20px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-blue-lt);
  margin-bottom: 28px;
  opacity: 0;
}
.badge-dot {
  width: 7px; height: 7px;
  background: var(--clr-green-lt);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

h1#hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 7.5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
  opacity: 0;
}
.line-1 { display: block; color: var(--clr-text); }
.line-2 {
  display: block;
  background: linear-gradient(135deg, var(--clr-gold) 0%, var(--clr-gold-lt) 50%, var(--clr-blue-lt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.line-3 {
  display: block;
  font-size: 0.45em;
  letter-spacing: 0.15em;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  -webkit-text-fill-color: var(--clr-text-muted);
}

.hero-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  color: var(--clr-text-muted);
  margin-bottom: 40px;
  opacity: 0;
  font-style: italic;
  font-family: var(--font-serif);
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
  opacity: 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-blue-lt));
  color: #fff;
  padding: 14px 32px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 15px;
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s;
  box-shadow: 0 4px 24px rgba(27, 111, 168, 0.4);
}
.btn-primary:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 8px 36px rgba(27, 111, 168, 0.6); }
.btn-primary svg { width: 18px; height: 18px; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1.5px solid var(--clr-border);
  color: var(--clr-text);
  padding: 14px 32px;
  border-radius: 100px;
  font-weight: 500;
  font-size: 15px;
  backdrop-filter: blur(10px);
  background: rgba(255,255,255,0.04);
  transition: transform 0.3s var(--ease-bounce), border-color 0.3s, background 0.3s;
}
.btn-secondary:hover { transform: translateY(-3px); border-color: var(--clr-gold); background: rgba(212, 160, 23, 0.08); }
.btn-secondary svg { width: 18px; height: 18px; }

.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  opacity: 0;
}
.stat-item { text-align: center; padding: 0 36px; }
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--clr-gold);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--clr-text-muted); }
.stat-divider { width: 1px; height: 40px; background: var(--clr-border); }

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.scroll-arrow {
  width: 26px; height: 26px;
  border-right: 2px solid var(--clr-gold);
  border-bottom: 2px solid var(--clr-gold);
  transform: rotate(45deg);
  animation: scroll-bounce 1.5s infinite;
  opacity: 0.6;
}
@keyframes scroll-bounce { 0%, 100% { transform: rotate(45deg) translateY(0); } 50% { transform: rotate(45deg) translateY(6px); } }

/* =============================================
   SECTION COMMONS
   ============================================= */
section { padding: 100px 48px; position: relative; }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-tag {
  display: inline-block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--clr-gold);
  border: 1px solid rgba(212, 160, 23, 0.3);
  border-radius: 100px;
  padding: 5px 16px;
  margin-bottom: 16px;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 12px;
}
.section-header h2 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--clr-gold), var(--clr-blue-lt));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-header p { color: var(--clr-text-muted); font-size: 1.05rem; font-family: var(--font-serif); font-style: italic; }

/* =============================================
   ALPHABET SECTION
   ============================================= */
#alphabet { background: linear-gradient(180deg, var(--clr-bg) 0%, var(--clr-bg2) 100%); }

.alphabet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 12px;
  max-width: 1100px;
  margin: 0 auto;
}
.letter-card {
  aspect-ratio: 1;
  background: var(--clr-glass);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--ease-bounce), border-color 0.3s, box-shadow 0.3s;
  backdrop-filter: blur(10px);
}
.letter-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27,111,168,0.15), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.letter-card:hover { transform: translateY(-5px) scale(1.04); border-color: var(--clr-gold); box-shadow: 0 12px 36px rgba(212,160,23,0.2); }
.letter-card:hover::before { opacity: 1; }
.letter-cyrillic {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--clr-text);
  line-height: 1;
  transition: color 0.3s;
}
.letter-card:hover .letter-cyrillic { color: var(--clr-gold); }
.letter-latin { font-size: 10.5px; color: var(--clr-text-muted); margin-top: 4px; text-transform: none; letter-spacing: 0.05em; }
.letter-card.active-voice {
  border-color: var(--clr-green-lt) !important;
  box-shadow: 0 0 24px rgba(46, 200, 122, 0.4) !important;
  animation: letter-pulse 0.6s var(--ease-bounce);
}
@keyframes letter-pulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* =============================================
   FIGURES SECTION
   ============================================= */
#figures { background: var(--clr-bg2); }

.figures-container {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 0 auto;
}
.figure-card {
  flex: 1;
  min-width: 320px;
  max-width: 480px;
  perspective: 1000px;
}
.figure-inner {
  position: relative;
  background: var(--clr-glass);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(20px);
  transition: transform 0.1s, box-shadow 0.3s;
  will-change: transform;
}
.figure-glow {
  position: absolute;
  width: 200px; height: 200px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.3;
  top: -50px; right: -50px;
  pointer-events: none;
}
.berdakh-glow { background: var(--clr-gold); }
.ibrayim-glow { background: var(--clr-blue); }

.figure-img-wrap {
  position: relative;
  height: 400px;
  overflow: hidden;
}
.figure-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.5s var(--ease);
}
.figure-card:hover .figure-img { transform: scale(1.06); }
.figure-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, var(--clr-bg2) 100%);
}
.figure-info { padding: 28px 32px 32px; }
.figure-years { font-size: 12px; color: var(--clr-gold); letter-spacing: 0.1em; margin-bottom: 8px; }
.figure-name { font-family: var(--font-display); font-size: 1.8rem; margin-bottom: 4px; }
.figure-role { color: var(--clr-blue-lt); font-size: 14px; margin-bottom: 12px; font-weight: 500; }
.figure-bio { color: var(--clr-text-muted); font-size: 14px; line-height: 1.7; margin-bottom: 16px; font-family: var(--font-serif); }
.figure-quote {
  border-left: 3px solid var(--clr-gold);
  padding-left: 14px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  color: var(--clr-text-muted);
  line-height: 1.6;
}

/* =============================================
   VOICE SECTION
   ============================================= */
#voice { background: linear-gradient(180deg, var(--clr-bg2) 0%, var(--clr-bg3) 100%); }

.voice-interface {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.voice-display {
  background: var(--clr-glass);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.voice-letter-showcase {
  text-align: center;
}
.showcase-letter {
  display: block;
  font-family: var(--font-display);
  font-size: 8rem;
  line-height: 1;
  background: linear-gradient(135deg, var(--clr-gold), var(--clr-blue-lt));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: all 0.5s var(--ease-bounce);
}
.showcase-latin {
  display: block;
  font-size: 14px;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-top: 4px;
}
#waveform-canvas {
  width: 100%;
  height: 80px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(11, 25, 45, 0.4) 0%, rgba(27, 111, 168, 0.1) 100%);
  border: 1px solid var(--clr-border);
  box-shadow: inset 0 4px 12px rgba(0, 0, 0, 0.3);
}
.voice-result {
  min-height: 60px;
  background: rgba(27, 111, 168, 0.06);
  border-radius: 12px;
  padding: 18px;
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
}
.result-text { font-size: 14px; color: var(--clr-text-muted); font-style: italic; line-height: 1.6; }

.voice-status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--clr-text-muted);
}
.status-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--clr-text-muted);
  transition: background 0.3s;
}
.status-dot.recording { background: var(--clr-red-lt); animation: pulse-dot 0.8s infinite; }
.status-dot.success   { background: var(--clr-green-lt); }

/* Voice Controls */
.voice-controls {
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: center;
}
.voice-alphabet-mini {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
  width: 100%;
}
.mini-letter {
  aspect-ratio: 1;
  background: var(--clr-glass);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-family: var(--font-display);
  cursor: pointer;
  transition: all 0.2s var(--ease-bounce);
}
.mini-letter:hover { border-color: var(--clr-gold); transform: scale(1.15); color: var(--clr-gold); }
.mini-letter.selected { border-color: var(--clr-blue-lt); background: rgba(27,111,168,0.2); color: var(--clr-blue-lt); }

.record-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}
.record-btn-inner {
  width: 90px; height: 90px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-blue-lt));
  display: grid;
  place-items: center;
  position: relative;
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s;
  box-shadow: 0 6px 30px rgba(27, 111, 168, 0.5);
}
.record-btn-inner:hover { transform: scale(1.1); box-shadow: 0 10px 40px rgba(27, 111, 168, 0.7); }
.record-btn.active .record-btn-inner {
  background: linear-gradient(135deg, var(--clr-red), var(--clr-red-lt));
  box-shadow: 0 6px 30px rgba(192, 57, 43, 0.6);
  animation: recording-pulse 1s infinite;
}
@keyframes recording-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.6); }
  50%       { box-shadow: 0 0 0 20px rgba(231, 76, 60, 0); }
}
.mic-icon { width: 32px; height: 32px; color: #fff; position: relative; z-index: 1; }
.record-ripple {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 1.5px solid rgba(52, 147, 209, 0.4);
  animation: ripple-out 2s infinite;
}
@keyframes ripple-out {
  0%   { transform: scale(0.8); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}
.record-label { font-size: 14px; font-weight: 600; color: var(--clr-text-muted); }

.voice-score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--clr-text-muted);
}
.score-circle {
  width: 64px; height: 64px;
  border-radius: 50%;
  border: 3px solid var(--clr-green-lt);
  display: grid;
  place-items: center;
  background: rgba(46, 200, 122, 0.08);
}
#score-val { font-family: var(--font-display); font-size: 16px; color: var(--clr-green-lt); }

/* =============================================
   REGISTRATION SECTION
   ============================================= */
#register {
  background: var(--clr-bg3);
  position: relative;
  overflow: hidden;
}
.register-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(27,111,168,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(212,160,23,0.06) 0%, transparent 50%);
  pointer-events: none;
}

.register-container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: start;
}

.register-card {
  position: relative;
  overflow: hidden;
}
.glass {
  background: rgba(11, 25, 45, 0.6);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: blur(30px);
}
.register-decorations { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.reg-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(52, 147, 209, 0.15);
}
.c1 { width: 300px; height: 300px; top: -100px; right: -100px; }
.c2 { width: 200px; height: 200px; bottom: -50px; left: -50px; border-color: rgba(212,160,23,0.1); }
.c3 { width: 150px; height: 150px; top: 50%; right: 10%; }

.register-form-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  margin-bottom: 32px;
  position: relative;
}

.register-form { display: flex; flex-direction: column; gap: 20px; position: relative; }
.form-group { position: relative; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
  text-transform: uppercase;
}
.form-group input,
.form-group select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--clr-border);
  border-radius: 12px;
  padding: 14px 44px 14px 16px;
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
}
.form-group input::placeholder { color: rgba(141, 169, 196, 0.5); }
.form-group input:focus,
.form-group select:focus {
  border-color: var(--clr-blue-lt);
  box-shadow: 0 0 0 3px rgba(52, 147, 209, 0.15);
  background: rgba(27, 111, 168, 0.06);
}
.form-group select { appearance: none; cursor: pointer; }
.form-group select option { background: var(--clr-bg2); color: var(--clr-text); }
.input-icon {
  position: absolute;
  right: 16px;
  bottom: 14px;
  width: 18px;
  height: 18px;
  color: var(--clr-text-muted);
  pointer-events: none;
}
.input-icon svg { width: 100%; height: 100%; }

.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-gold));
  color: #fff;
  padding: 16px 32px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  margin-top: 8px;
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s, opacity 0.3s;
  box-shadow: 0 4px 24px rgba(27, 111, 168, 0.3);
  cursor: pointer;
}
.btn-submit svg { width: 18px; height: 18px; }
.btn-submit:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 10px 36px rgba(27,111,168,0.5); }
.btn-submit:disabled { opacity: 0.6; transform: none; }

.register-success {
  text-align: center;
  padding: 40px 20px;
  position: relative;
}
.success-icon {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--clr-green-lt);
  color: #fff;
  font-size: 2rem;
  display: grid;
  place-items: center;
  margin: 0 auto 20px;
  animation: pop-in 0.5s var(--ease-bounce);
}
@keyframes pop-in { 0% { transform: scale(0); } 100% { transform: scale(1); } }
.register-success h4 { font-family: var(--font-display); font-size: 1.5rem; margin-bottom: 12px; }
.register-success p  { color: var(--clr-text-muted); line-height: 1.7; }

/* Register Info */
.register-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.info-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.info-icon {
  width: 52px; height: 52px;
  background: var(--clr-glass);
  border: 1px solid var(--clr-border);
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 22px;
  flex-shrink: 0;
  backdrop-filter: blur(10px);
}
.info-item h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.info-item p  { font-size: 14px; color: var(--clr-text-muted); line-height: 1.5; }

/* =============================================
   FOOTER
   ============================================= */
#footer {
  position: relative;
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-border);
  text-align: center;
  padding: 60px 48px;
  overflow: hidden;
}
.footer-pattern {
  position: absolute;
  inset: 0;
  background-image: url('assets/pattern.png');
  background-size: 200px;
  opacity: 0.03;
  pointer-events: none;
}
.footer-content { position: relative; z-index: 1; }
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.footer-tagline { color: var(--clr-text-muted); font-family: var(--font-serif); font-style: italic; margin-bottom: 24px; }
.footer-divider { width: 60px; height: 1px; background: var(--clr-border); margin: 24px auto; }
.footer-copy { font-size: 13px; color: rgba(141, 169, 196, 0.5); }

/* =============================================
   TOAST
   ============================================= */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--clr-bg3);
  border: 1px solid var(--clr-border);
  border-radius: 100px;
  padding: 12px 28px;
  font-size: 14px;
  color: var(--clr-text);
  backdrop-filter: blur(20px);
  z-index: 9000;
  transition: transform 0.4s var(--ease-bounce);
  white-space: nowrap;
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.success { border-color: rgba(46, 200, 122, 0.4); color: var(--clr-green-lt); }
.toast.error   { border-color: rgba(231, 76, 60, 0.4); color: var(--clr-red-lt); }

/* =============================================
   SCROLL REVEAL ANIMATIONS
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 900px) {
  #navbar { padding: 0 24px; }
  .nav-links { gap: 20px; }
  section { padding: 80px 24px; }
  .voice-interface   { grid-template-columns: 1fr; }
  .register-container { grid-template-columns: 1fr; }
  .figures-container { flex-direction: column; align-items: center; }
}
@media (max-width: 600px) {
  .nav-links { display: none; }
  .alphabet-grid { grid-template-columns: repeat(auto-fill, minmax(70px, 1fr)); }
  .voice-alphabet-mini { grid-template-columns: repeat(6, 1fr); }
  .glass { padding: 28px; }
}

/* =============================================
   SUPER ADMIN PANEL
   ============================================= */
#admin {
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-border);
  position: relative;
}
.admin-container {
  max-width: 1200px;
  margin: 0 auto;
}
.admin-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  justify-content: center;
}
.tab-btn {
  background: var(--clr-glass);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}
.tab-btn.active, .tab-btn:hover {
  background: rgba(27, 111, 168, 0.2);
  color: var(--clr-blue-lt);
  border-color: var(--clr-blue-lt);
}
.admin-tab-content {
  animation: pop-in 0.4s var(--ease);
}
.admin-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.admin-actions h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--clr-gold);
}
.btn-delete-all {
  background: rgba(231, 76, 60, 0.1);
  border: 1px solid rgba(231, 76, 60, 0.4);
  color: var(--clr-red-lt);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s;
}
.btn-delete-all:hover {
  background: var(--clr-red);
  color: #fff;
}
.table-responsive {
  overflow-x: auto;
}
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  text-align: left;
}
.admin-table th, .admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--clr-border);
}
.admin-table th {
  color: var(--clr-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 12px;
}
.admin-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}
.btn-delete-row {
  background: transparent;
  color: var(--clr-red-lt);
  border: 1px solid var(--clr-border);
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 12px;
}
.btn-delete-row:hover {
  background: var(--clr-red-lt);
  color: #fff;
  border-color: var(--clr-red-lt);
}

/* =============================================
   ML TRAINING PANEL
   ============================================= */
.ml-train-toggle {
  font-size: 1.5rem;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: rgba(27, 111, 168, 0.12);
  border: 1.5px solid var(--clr-border);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all 0.3s var(--ease-bounce);
  backdrop-filter: blur(10px);
}
.ml-train-toggle:hover {
  border-color: var(--clr-gold);
  background: rgba(212, 160, 23, 0.12);
  transform: scale(1.1) rotate(-8deg);
}

.ml-panel {
  width: 100%;
  margin-top: 20px;
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.ml-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ml-panel-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--clr-gold-lt);
}
.ml-panel-close {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  font-size: 14px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all 0.2s;
}
.ml-panel-close:hover { background: rgba(231,76,60,0.2); color: var(--clr-red-lt); border-color: var(--clr-red-lt); }

.ml-panel-desc {
  font-size: 13px;
  color: var(--clr-text-muted);
  font-family: var(--font-serif);
  font-style: italic;
  margin-top: -8px;
}

/* Letter selector */
.ml-letter-btns {
  display: flex;
  gap: 12px;
}
.ml-letter-btn {
  flex: 1;
  padding: 14px 0;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--clr-border);
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: all 0.25s var(--ease-bounce);
}
.ml-letter-btn:hover {
  border-color: var(--clr-gold);
  color: var(--clr-gold);
  transform: translateY(-3px);
}
.ml-letter-btn.active {
  background: rgba(212, 160, 23, 0.12);
  border-color: var(--clr-gold);
  color: var(--clr-gold-lt);
  box-shadow: 0 4px 20px rgba(212,160,23,0.25);
}

/* Sample counts */
.ml-counts {
  display: flex;
  gap: 16px;
  justify-content: center;
}
.ml-count {
  font-size: 13px;
  color: var(--clr-text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--clr-border);
  border-radius: 100px;
  padding: 5px 16px;
}
.ml-count b {
  color: var(--clr-blue-lt);
  font-weight: 700;
}

/* Action buttons */
.ml-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.ml-btn-record {
  flex: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 18px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-blue-lt));
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s var(--ease-bounce);
  box-shadow: 0 4px 20px rgba(27,111,168,0.4);
}
.ml-btn-record:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(27,111,168,0.6); }
.ml-btn-record:disabled { opacity: 0.5; cursor: not-allowed; }

.ml-btn-train {
  flex: 2;
  padding: 13px 18px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--clr-green), var(--clr-green-lt));
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s var(--ease-bounce);
  box-shadow: 0 4px 20px rgba(26,122,74,0.4);
}
.ml-btn-train:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(46,200,122,0.5); }
.ml-btn-train:disabled { opacity: 0.4; cursor: not-allowed; filter: grayscale(0.5); }

.ml-btn-clear {
  flex: 1;
  padding: 13px 14px;
  border-radius: 12px;
  background: transparent;
  color: var(--clr-text-muted);
  font-size: 14px;
  cursor: pointer;
  border: 1.5px solid var(--clr-border);
  transition: all 0.2s;
}
.ml-btn-clear:hover { border-color: var(--clr-red-lt); color: var(--clr-red-lt); background: rgba(231,76,60,0.08); }

/* Progress bar */
.ml-progress-wrap {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
}
.ml-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--clr-blue-lt), var(--clr-green-lt));
  border-radius: 100px;
  transition: width 0.3s var(--ease);
}

/* Status text */
.ml-status {
  font-size: 13px;
  color: var(--clr-text-muted);
  text-align: center;
  min-height: 18px;
  font-family: var(--font-serif);
  font-style: italic;
}
.ml-status.ok      { color: var(--clr-green-lt); font-style: normal; font-weight: 600; }
.ml-status.error   { color: var(--clr-red-lt); font-style: normal; }
.ml-status.recording { color: var(--clr-gold); animation: pulse-dot 0.8s infinite; }