/* ===== DESIGN SYSTEM v3 - EnglishMaster =====
   Shared variables, typography, and components
   Import this BEFORE page-specific styles
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Colors */
  --primary: #0D4F4F;
  --primary-light: #1A7A7A;
  --primary-pale: #E8F5F5;
  --primary-dark: #083A3A;
  --gold: #D4A853;
  --gold-light: #F5E6C8;
  --cream: #FDFAF5;
  --success: #27AE60;
  --success-bg: #E8F8F0;
  --error: #E74C3C;
  --error-bg: #FEF0F0;
  --warning: #F39C12;
  --warning-bg: #FFF8E8;
  --info: #3498DB;
  --info-bg: #EBF5FB;
  
  /* Neutrals */
  --dark: #1A1A1A;
  --text: #2D3436;
  --text-heading: #1A1A1A;
  --text-light: #636E72;
  --text-muted: #A0AAB0;
  --bg: #FDFAF5;
  --surface: #FFFFFF;
  --card-bg: #FFFFFF;
  --border: #E8E2D8;
  --border-light: #F0EBE3;
  
  /* Shadows */
  --shadow-xs: 0 1px 3px rgba(13,79,79,0.04);
  --shadow-sm: 0 2px 8px rgba(13,79,79,0.06);
  --shadow-md: 0 8px 30px rgba(13,79,79,0.08);
  --shadow-lg: 0 20px 60px rgba(13,79,79,0.12);
  --shadow-xl: 0 30px 80px rgba(13,79,79,0.16);
  
  /* Typography */
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  
  /* Spacing */
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 20px;
  --radius-xl: 24px;
}

/* ===== BASE RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
button { font-family: var(--sans); }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 { font-family: var(--serif); color: var(--text-heading); line-height: 1.2; }
h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.15rem; font-family: var(--sans); font-weight: 700; }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--sans);
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
}
.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 25px rgba(13,79,79,0.2);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--sans);
  text-decoration: none;
  transition: all 0.25s;
}
.btn-outline:hover { border-color: var(--primary); background: var(--primary-pale); }

/* ===== CARDS ===== */
.glass-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}
.glass-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: transparent;
}

/* ===== FORM INPUTS ===== */
.input {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--sans);
  background: var(--cream);
  color: var(--text);
  transition: all 0.2s;
}
.input:focus {
  outline: none;
  border-color: var(--primary);
  background: white;
  box-shadow: 0 0 0 3px rgba(13,79,79,0.08);
}

/* ===== BADGE PILLS ===== */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.pill-primary { background: var(--primary-pale); color: var(--primary); }
.pill-gold { background: var(--gold-light); color: #8B6914; }
.pill-success { background: var(--success-bg); color: var(--success); }
.pill-error { background: var(--error-bg); color: var(--error); }

/* ===== PROGRESS BAR ===== */
.progress-track {
  height: 8px;
  background: var(--border-light);
  border-radius: 100px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 100px;
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(25px);
  transition: all 0.6s cubic-bezier(0.4,0,0.2,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== BILINGUAL ===== */
[data-lang="uz"] .lang-en { display: none !important; }
[data-lang="en"] .lang-uz { display: none !important; }