/* ============================================================
   SOFYA TEKNİK ÜNİVERSİTESİ PORTAL - ANA STİL DOSYASI
   ============================================================ */

/* ── RESET & BASE ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #f8f9fe;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ── CSS VARIABLES ────────────────────────────────────────── */
:root {
  --primary: #1e3a8a;
  --primary-light: #3b5bdb;
  --primary-dark: #1e2d6b;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.14);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.18);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: 0.2s ease;
}

/* ── CONTAINER ────────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.container-sm { max-width: 860px; margin: 0 auto; padding: 0 20px; }
.container-lg { max-width: 1400px; margin: 0 auto; padding: 0 20px; }

/* ── TYPOGRAPHY ───────────────────────────────────────────── */
h1,h2,h3,h4,h5 { line-height: 1.25; font-weight: 700; color: var(--gray-900); }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4 { font-size: 1.1rem; }
p { color: var(--gray-700); }
.text-sm { font-size: .875rem; }
.text-xs { font-size: .75rem; }
.text-muted { color: var(--gray-500); }
.text-center { text-align: center; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* ── BUTTONS ──────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: .95rem; cursor: pointer;
  border: 2px solid transparent; transition: all var(--transition);
  text-decoration: none; white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--primary-light); color: white; border-color: var(--primary-light); }
.btn-primary:hover { background: var(--primary); border-color: var(--primary); box-shadow: 0 4px 20px rgba(59,91,219,.4); }
.btn-accent { background: var(--accent); color: white; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-dark); border-color: var(--accent-dark); box-shadow: 0 4px 20px rgba(245,158,11,.4); }
.btn-outline { background: transparent; color: var(--primary-light); border-color: var(--primary-light); }
.btn-outline:hover { background: var(--primary-light); color: white; }
.btn-outline-white { background: transparent; color: white; border-color: rgba(255,255,255,.7); }
.btn-outline-white:hover { background: rgba(255,255,255,.15); border-color: white; }
.btn-ghost { background: var(--gray-100); color: var(--gray-700); border-color: transparent; }
.btn-ghost:hover { background: var(--gray-200); }
.btn-success { background: var(--success); color: white; border-color: var(--success); }
.btn-whatsapp { background: #25D366; color: white; border-color: #25D366; }
.btn-whatsapp:hover { background: #20b858; border-color: #20b858; box-shadow: 0 4px 20px rgba(37,211,102,.4); }
.btn-danger { background: var(--danger); color: white; border-color: var(--danger); }
.btn-sm { padding: 8px 16px; font-size: .85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-xl { padding: 18px 44px; font-size: 1.1rem; border-radius: var(--radius); }
.btn-block { width: 100%; justify-content: center; }

/* ── BADGES ───────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: var(--radius-full);
  font-size: .75rem; font-weight: 600; white-space: nowrap;
}
.badge-verified { background: #d1fae5; color: #065f46; }
.badge-pending { background: #fef3c7; color: #92400e; }
.badge-medium { background: #dbeafe; color: #1e40af; }
.badge-degree { background: var(--primary); color: white; }
.badge-lang { background: var(--gray-100); color: var(--gray-700); border: 1px solid var(--gray-200); }
.badge-tag { background: var(--gray-100); color: var(--gray-600); border: 1px solid var(--gray-200); font-size:.7rem; padding:2px 8px; }
.badge-popular { background: linear-gradient(135deg,#f59e0b,#ef4444); color: white; }
.badge-phd-warn { background: #fee2e2; color: #991b1b; }

/* ── NAVBAR ───────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}
.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 16px;
}
.navbar-brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 42px; height: 42px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1.1rem; flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; }
.brand-main { font-weight: 800; font-size: .95rem; color: var(--primary-dark); line-height: 1; }
.brand-sub { font-size: .7rem; color: var(--gray-500); line-height: 1.2; margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 12px; border-radius: var(--radius-sm);
  font-size: .875rem; font-weight: 500; color: var(--gray-600);
  transition: all var(--transition);
}
.nav-link:hover, .nav-link.active { background: var(--gray-100); color: var(--primary-light); }
.nav-link i { font-size: .8rem; }
.nav-cta { margin-left: 8px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--gray-700); border-radius: 2px; transition: all var(--transition); }

/* ── BREADCRUMB ───────────────────────────────────────────── */
.breadcrumb { background: var(--gray-50); border-bottom: 1px solid var(--gray-200); padding: 10px 0; }
.breadcrumb-list { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: .8rem; }
.breadcrumb-item a { color: var(--primary-light); }
.breadcrumb-item a:hover { text-decoration: underline; }
.breadcrumb-item.active span { color: var(--gray-500); }
.breadcrumb-sep { color: var(--gray-400); font-size: .65rem; }

/* ── HERO SECTION ─────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  color: white; padding: 80px 0 60px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius-full); padding: 6px 14px; font-size: .8rem; font-weight: 600; margin-bottom: 20px; }
.hero h1 { color: white; margin-bottom: 16px; }
.hero .hero-sub { font-size: 1.1rem; color: rgba(255,255,255,.85); max-width: 600px; margin-bottom: 32px; }
.hero-cta-group { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 24px; }
.hero-stat { display: flex; flex-direction: column; }
.hero-stat-num { font-size: 1.6rem; font-weight: 800; color: white; line-height: 1; }
.hero-stat-label { font-size: .8rem; color: rgba(255,255,255,.7); margin-top: 4px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 24px; }
.hero-trust-item { display: flex; align-items: center; gap: 6px; font-size: .8rem; color: rgba(255,255,255,.8); }
.hero-trust-item i { color: var(--accent); }

/* ── SECTION ──────────────────────────────────────────────── */
.section { padding: 64px 0; }
.section-sm { padding: 40px 0; }
.section-lg { padding: 96px 0; }
.section-gray { background: var(--gray-50); }
.section-dark { background: var(--gray-900); color: white; }
.section-dark h2, .section-dark h3 { color: white; }
.section-dark p { color: var(--gray-300); }
.section-primary { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); color: white; }
.section-primary h2, .section-primary h3 { color: white; }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-header p { font-size: 1.05rem; margin-top: 12px; }
.section-label { display: inline-block; font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--primary-light); background: #dbeafe; padding: 4px 12px; border-radius: var(--radius-full); margin-bottom: 12px; }

/* ── CARDS ────────────────────────────────────────────────── */
.card {
  background: white; border-radius: var(--radius); border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm); transition: all var(--transition); overflow: hidden;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-body { padding: 24px; }
.card-header { padding: 20px 24px; border-bottom: 1px solid var(--gray-100); }
.card-footer { padding: 16px 24px; border-top: 1px solid var(--gray-100); background: var(--gray-50); }

/* ── PROGRAM CARD ─────────────────────────────────────────── */
.program-card {
  background: white; border-radius: var(--radius); border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm); transition: all var(--transition); overflow: hidden;
  display: flex; flex-direction: column;
}
.program-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); border-color: var(--primary-light); }
.program-card-header { padding: 20px 20px 16px; flex: 1; }
.program-card-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.program-card-title { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); margin-bottom: 6px; line-height: 1.3; }
.program-card-faculty { font-size: .8rem; color: var(--gray-500); margin-bottom: 12px; display: flex; align-items: center; gap: 4px; }
.program-card-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.program-card-meta-item { display: flex; align-items: center; gap: 5px; font-size: .82rem; color: var(--gray-600); }
.program-card-meta-item i { color: var(--primary-light); font-size: .75rem; }
.program-card-features { padding: 0 20px 14px; display: flex; flex-wrap: wrap; gap: 6px; }
.program-card-footer {
  padding: 14px 20px; border-top: 1px solid var(--gray-100); background: var(--gray-50);
  display: flex; gap: 8px; flex-wrap: wrap; align-items: center; justify-content: space-between;
}
.program-card-price { font-size: .95rem; font-weight: 700; color: var(--primary); }
.program-card-price span { font-size: .75rem; font-weight: 400; color: var(--gray-500); }
.compare-checkbox { display: flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--gray-600); cursor: pointer; }
.compare-checkbox input { cursor: pointer; }

/* ── PROGRAM GRID ─────────────────────────────────────────── */
.program-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }
.program-grid-2 { display: grid; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); gap: 20px; }

/* ── FILTER PANEL ─────────────────────────────────────────── */
.filter-layout { display: grid; grid-template-columns: 280px 1fr; gap: 24px; align-items: start; }
.filter-panel {
  background: white; border-radius: var(--radius); border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm); position: sticky; top: 80px; padding: 20px;
}
.filter-panel-title { font-size: 1rem; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.filter-group { margin-bottom: 20px; }
.filter-group-title { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--gray-500); margin-bottom: 10px; }
.filter-option { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: var(--radius-sm); cursor: pointer; transition: background var(--transition); }
.filter-option:hover { background: var(--gray-50); }
.filter-option input { cursor: pointer; accent-color: var(--primary-light); }
.filter-option label { cursor: pointer; font-size: .875rem; color: var(--gray-700); flex: 1; }
.filter-option .filter-count { font-size: .75rem; color: var(--gray-400); margin-left: auto; }
.filter-divider { border: none; border-top: 1px solid var(--gray-200); margin: 16px 0; }
.filter-actions { display: flex; gap: 8px; margin-top: 16px; }
.filter-results-bar { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; background: white; border: 1px solid var(--gray-200); border-radius: var(--radius-sm); margin-bottom: 16px; }
.filter-results-count { font-size: .9rem; font-weight: 600; color: var(--gray-700); }
.sort-select { padding: 6px 12px; border: 1px solid var(--gray-300); border-radius: var(--radius-sm); font-size: .85rem; color: var(--gray-700); background: white; cursor: pointer; }

/* ── SEARCH BOX ───────────────────────────────────────────── */
.search-box { position: relative; }
.search-box input {
  width: 100%; padding: 14px 20px 14px 48px;
  border: 2px solid var(--gray-200); border-radius: var(--radius);
  font-size: 1rem; color: var(--gray-800); transition: all var(--transition);
  background: white;
}
.search-box input:focus { outline: none; border-color: var(--primary-light); box-shadow: 0 0 0 4px rgba(59,91,219,.1); }
.search-box .search-icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--gray-400); font-size: 1rem; pointer-events: none; }
.search-box .search-clear { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); background: none; border: none; cursor: pointer; color: var(--gray-400); padding: 4px; border-radius: var(--radius-full); transition: all var(--transition); }
.search-box .search-clear:hover { background: var(--gray-100); color: var(--gray-700); }

/* ── INFO BOX / ALERT ─────────────────────────────────────── */
.info-box { border-radius: var(--radius-sm); padding: 14px 16px; display: flex; gap: 12px; align-items: flex-start; margin: 16px 0; }
.info-box-icon { flex-shrink: 0; margin-top: 1px; }
.info-box-content { flex: 1; font-size: .875rem; }
.info-box-title { font-weight: 700; margin-bottom: 4px; }
.info-box.verified { background: #d1fae5; border-left: 4px solid var(--success); }
.info-box.verified .info-box-icon { color: var(--success); }
.info-box.warning { background: #fef3c7; border-left: 4px solid var(--warning); }
.info-box.warning .info-box-icon { color: var(--warning); }
.info-box.danger { background: #fee2e2; border-left: 4px solid var(--danger); }
.info-box.danger .info-box-icon { color: var(--danger); }
.info-box.info { background: #dbeafe; border-left: 4px solid var(--info); }
.info-box.info .info-box-icon { color: var(--info); }
.info-box.phd { background: #fee2e2; border-left: 4px solid var(--danger); }

/* ── STEPS / TIMELINE ─────────────────────────────────────── */
.steps { display: flex; flex-direction: column; gap: 0; }
.step { display: flex; gap: 20px; position: relative; }
.step:not(:last-child)::before { content: ''; position: absolute; left: 19px; top: 44px; bottom: -8px; width: 2px; background: var(--gray-200); }
.step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--primary-light); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .9rem; flex-shrink: 0; margin-top: 2px; position: relative; z-index: 1; }
.step-body { padding-bottom: 24px; flex: 1; }
.step-title { font-weight: 700; font-size: 1rem; color: var(--gray-900); margin-bottom: 6px; }
.step-desc { font-size: .875rem; color: var(--gray-600); }
.step-meta { font-size: .78rem; color: var(--primary-light); font-weight: 600; margin-top: 6px; display: flex; align-items: center; gap: 4px; }

/* ── FAQ ACCORDION ────────────────────────────────────────── */
.faq-item { border: 1px solid var(--gray-200); border-radius: var(--radius-sm); overflow: hidden; background: white; }
.faq-item + .faq-item { margin-top: 8px; }
.faq-question {
  width: 100%; padding: 18px 20px; text-align: left; background: white; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  font-size: .95rem; font-weight: 600; color: var(--gray-800); transition: all var(--transition);
}
.faq-question:hover { background: var(--gray-50); }
.faq-question.active { background: #eff6ff; color: var(--primary-light); }
.faq-question .faq-icon { flex-shrink: 0; color: var(--gray-400); transition: transform var(--transition); font-size: .8rem; }
.faq-question.active .faq-icon { transform: rotate(180deg); color: var(--primary-light); }
.faq-answer { display: none; padding: 0 20px 18px; font-size: .9rem; color: var(--gray-700); line-height: 1.7; border-top: 1px solid var(--gray-100); }
.faq-answer.open { display: block; }

/* ── TABS ─────────────────────────────────────────────────── */
.tabs { border-bottom: 2px solid var(--gray-200); margin-bottom: 24px; display: flex; gap: 0; overflow-x: auto; }
.tab-btn {
  padding: 12px 20px; background: none; border: none; border-bottom: 3px solid transparent;
  cursor: pointer; font-size: .9rem; font-weight: 600; color: var(--gray-500); white-space: nowrap;
  transition: all var(--transition); margin-bottom: -2px;
}
.tab-btn:hover { color: var(--primary-light); }
.tab-btn.active { color: var(--primary-light); border-bottom-color: var(--primary-light); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── TOOLS (Hesaplayıcı, Test) ────────────────────────────── */
.tool-card {
  background: white; border-radius: var(--radius-lg); border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md); padding: 36px; max-width: 720px; margin: 0 auto;
}
.tool-step { display: none; }
.tool-step.active { display: block; }
.tool-progress { height: 6px; background: var(--gray-200); border-radius: var(--radius-full); margin-bottom: 28px; overflow: hidden; }
.tool-progress-bar { height: 100%; background: linear-gradient(90deg, var(--primary-light), var(--accent)); border-radius: var(--radius-full); transition: width .4s ease; }
.tool-step-label { font-size: .8rem; color: var(--gray-400); margin-bottom: 8px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.tool-question { font-size: 1.2rem; font-weight: 700; color: var(--gray-900); margin-bottom: 24px; line-height: 1.4; }
.tool-options { display: flex; flex-direction: column; gap: 10px; }
.tool-option {
  border: 2px solid var(--gray-200); border-radius: var(--radius-sm); padding: 14px 18px;
  cursor: pointer; transition: all var(--transition); display: flex; align-items: center; gap: 12px;
  background: white;
}
.tool-option:hover { border-color: var(--primary-light); background: #eff6ff; }
.tool-option.selected { border-color: var(--primary-light); background: #eff6ff; color: var(--primary-dark); }
.tool-option .option-check { width: 20px; height: 20px; border: 2px solid var(--gray-300); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.tool-option.selected .option-check { background: var(--primary-light); border-color: var(--primary-light); }
.tool-option.selected .option-check::after { content: '✓'; color: white; font-size: .7rem; font-weight: 900; }
.tool-option-text { font-size: .95rem; font-weight: 500; }
.tool-nav { display: flex; justify-content: space-between; margin-top: 28px; }
.tool-result { text-align: center; padding: 20px 0; }
.result-score { width: 100px; height: 100px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 1rem; font-weight: 800; }
.result-score.green { background: #d1fae5; color: #065f46; border: 4px solid var(--success); }
.result-score.yellow { background: #fef3c7; color: #92400e; border: 4px solid var(--warning); }
.result-score.red { background: #fee2e2; color: #991b1b; border: 4px solid var(--danger); }

/* ── COST CALCULATOR ──────────────────────────────────────── */
.calc-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--gray-100); font-size: .9rem; }
.calc-row:last-child { border-bottom: none; }
.calc-label { color: var(--gray-600); }
.calc-value { font-weight: 600; color: var(--gray-800); }
.calc-value.official { color: var(--success); }
.calc-value.estimate { color: var(--warning); }
.calc-total { margin-top: 16px; padding: 16px; background: var(--primary); color: white; border-radius: var(--radius-sm); }
.calc-total-row { display: flex; justify-content: space-between; padding: 4px 0; font-size: .95rem; }
.calc-total-row.main { font-size: 1.1rem; font-weight: 800; border-top: 1px solid rgba(255,255,255,.2); padding-top: 10px; margin-top: 6px; }
.calc-form { display: grid; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .875rem; font-weight: 600; color: var(--gray-700); }
.form-group select, .form-group input {
  padding: 10px 14px; border: 2px solid var(--gray-200); border-radius: var(--radius-sm);
  font-size: .9rem; color: var(--gray-800); background: white; transition: all var(--transition);
}
.form-group select:focus, .form-group input:focus { outline: none; border-color: var(--primary-light); box-shadow: 0 0 0 3px rgba(59,91,219,.1); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── FEATURE GRID ─────────────────────────────────────────── */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.feature-card { background: white; border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 24px; }
.feature-icon { width: 48px; height: 48px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: 14px; }
.feature-icon.blue { background: #dbeafe; color: var(--primary-light); }
.feature-icon.green { background: #d1fae5; color: var(--success); }
.feature-icon.amber { background: #fef3c7; color: var(--accent-dark); }
.feature-icon.rose { background: #fee2e2; color: var(--danger); }
.feature-icon.purple { background: #ede9fe; color: #7c3aed; }
.feature-icon.teal { background: #ccfbf1; color: #0f766e; }
.feature-title { font-size: 1rem; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.feature-desc { font-size: .875rem; color: var(--gray-600); line-height: 1.6; }

/* ── STAT CARDS ───────────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.stat-card { background: white; border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 24px; text-align: center; }
.stat-card .stat-num { font-size: 2rem; font-weight: 800; color: var(--primary-light); line-height: 1; }
.stat-card .stat-label { font-size: .8rem; color: var(--gray-500); margin-top: 6px; }

/* ── CHECKLIST ────────────────────────────────────────────── */
.checklist { display: flex; flex-direction: column; gap: 10px; }
.checklist-item { display: flex; align-items: flex-start; gap: 12px; padding: 12px 16px; background: var(--gray-50); border-radius: var(--radius-sm); border: 1px solid var(--gray-200); }
.checklist-item.required { border-left: 3px solid var(--primary-light); }
.checklist-item.optional { border-left: 3px solid var(--gray-300); }
.checklist-icon { width: 24px; height: 24px; border: 2px solid var(--gray-300); border-radius: var(--radius-sm); flex-shrink: 0; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all var(--transition); margin-top: 1px; }
.checklist-icon.checked { background: var(--success); border-color: var(--success); color: white; }
.checklist-item label { cursor: pointer; }
.checklist-item .item-title { font-weight: 600; font-size: .9rem; color: var(--gray-800); }
.checklist-item .item-detail { font-size: .8rem; color: var(--gray-500); margin-top: 2px; }

/* ── COMPARE BAR ──────────────────────────────────────────── */
.compare-bar {
  position: fixed; bottom: 0; left: 0; right: 0; background: white; border-top: 2px solid var(--primary-light);
  box-shadow: 0 -4px 20px rgba(0,0,0,.12); padding: 12px 20px; z-index: 900;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  transform: translateY(100%); transition: transform .3s ease;
}
.compare-bar.show { transform: translateY(0); }
.compare-bar-programs { display: flex; gap: 10px; flex-wrap: wrap; flex: 1; }
.compare-program-tag { display: flex; align-items: center; gap: 6px; background: var(--gray-100); border-radius: var(--radius-sm); padding: 6px 10px; font-size: .8rem; font-weight: 600; }
.compare-program-tag .remove { cursor: pointer; color: var(--gray-400); }
.compare-program-tag .remove:hover { color: var(--danger); }

/* ── TABLE ────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; }
th { background: var(--gray-50); padding: 12px 16px; text-align: left; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--gray-500); border-bottom: 2px solid var(--gray-200); white-space: nowrap; }
td { padding: 14px 16px; border-bottom: 1px solid var(--gray-100); font-size: .9rem; color: var(--gray-700); }
tr:hover td { background: var(--gray-50); }
tr:last-child td { border-bottom: none; }
.table-striped tr:nth-child(even) td { background: var(--gray-50); }

/* ── SECTION DIVIDER ──────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--gray-200); margin: 32px 0; }

/* ── CTA BANNER ───────────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
  color: white; border-radius: var(--radius-lg); padding: 48px 40px; text-align: center;
}
.cta-banner h2 { color: white; margin-bottom: 12px; }
.cta-banner p { color: rgba(255,255,255,.85); font-size: 1.05rem; margin-bottom: 28px; }
.cta-banner .btn-group { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

/* ── FOOTER ───────────────────────────────────────────────── */
.footer { background: var(--gray-900); color: var(--gray-300); padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; font-weight: 700; color: white; font-size: 1rem; }
.footer-brand .footer-logo i { color: var(--accent); font-size: 1.4rem; }
.footer-brand p { font-size: .85rem; color: var(--gray-400); line-height: 1.7; margin-bottom: 16px; }
.trust-badges { display: flex; flex-direction: column; gap: 6px; }
.trust-badge { display: flex; align-items: center; gap: 6px; font-size: .78rem; color: var(--success); font-weight: 600; }
.footer-col h4 { color: white; font-size: .9rem; font-weight: 700; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul li a { font-size: .85rem; color: var(--gray-400); transition: color var(--transition); }
.footer-col ul li a:hover { color: white; }
.footer-whatsapp { margin-top: 16px; }
.footer-bottom { border-top: 1px solid var(--gray-800); padding-top: 24px; }
.footer-disclaimer { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 16px; }
.footer-disclaimer i { color: var(--gray-500); flex-shrink: 0; margin-top: 2px; }
.footer-disclaimer p { font-size: .78rem; color: var(--gray-500); line-height: 1.6; }
.footer-copy { font-size: .8rem; color: var(--gray-600); text-align: center; }

/* ── SEGMENT SELECTOR ─────────────────────────────────────── */
.segment-selector { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 800px; margin: 0 auto 48px; }
.segment-card {
  background: rgba(255,255,255,.08); border: 2px solid rgba(255,255,255,.15);
  border-radius: var(--radius); padding: 20px 16px; text-align: center; cursor: pointer;
  transition: all var(--transition); color: white;
}
.segment-card:hover, .segment-card.active {
  background: rgba(255,255,255,.18); border-color: rgba(255,255,255,.5);
  transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,.2);
}
.segment-card i { font-size: 1.6rem; margin-bottom: 10px; display: block; color: var(--accent); }
.segment-card .seg-title { font-weight: 700; font-size: .95rem; margin-bottom: 4px; }
.segment-card .seg-sub { font-size: .75rem; color: rgba(255,255,255,.7); }

/* ── POPULAR SEARCHES ─────────────────────────────────────── */
.popular-searches { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.popular-search-tag {
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.9); padding: 6px 14px; border-radius: var(--radius-full);
  font-size: .8rem; font-weight: 500; cursor: pointer; transition: all var(--transition);
}
.popular-search-tag:hover { background: rgba(255,255,255,.2); border-color: rgba(255,255,255,.4); }

/* ── COMPARISON TABLE ─────────────────────────────────────── */
.compare-table-wrap { overflow-x: auto; }
.compare-table { min-width: 700px; }
.compare-table th { min-width: 200px; text-align: center; background: white; }
.compare-table th:first-child { min-width: 160px; text-align: left; background: var(--gray-50); position: sticky; left: 0; z-index: 2; }
.compare-table td { text-align: center; }
.compare-table td:first-child { text-align: left; font-weight: 600; background: var(--gray-50); position: sticky; left: 0; z-index: 1; }
.check-yes { color: var(--success); font-size: 1.1rem; }
.check-no { color: var(--danger); font-size: 1.1rem; }

/* ── PAGINATION ───────────────────────────────────────────── */
.pagination { display: flex; gap: 6px; align-items: center; justify-content: center; margin-top: 32px; }
.page-btn { width: 38px; height: 38px; border: 1px solid var(--gray-200); border-radius: var(--radius-sm); background: white; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: .875rem; transition: all var(--transition); }
.page-btn:hover { border-color: var(--primary-light); color: var(--primary-light); }
.page-btn.active { background: var(--primary-light); color: white; border-color: var(--primary-light); }

/* ── TAG CLOUD ────────────────────────────────────────────── */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { padding: 5px 12px; background: var(--gray-100); border: 1px solid var(--gray-200); border-radius: var(--radius-full); font-size: .8rem; color: var(--gray-600); cursor: pointer; transition: all var(--transition); }
.tag:hover, .tag.active { background: var(--primary-light); color: white; border-color: var(--primary-light); }

/* ── FLOATING CTA ─────────────────────────────────────────── */
.floating-cta { position: fixed; bottom: 24px; right: 24px; z-index: 800; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.floating-btn { border-radius: var(--radius-full); padding: 14px 20px; box-shadow: var(--shadow-lg); }
.floating-btn-tooltip { display: none; position: absolute; right: calc(100% + 10px); background: var(--gray-900); color: white; padding: 6px 12px; border-radius: var(--radius-sm); font-size: .8rem; white-space: nowrap; }
.floating-btn:hover .floating-btn-tooltip { display: block; }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .filter-layout { grid-template-columns: 240px 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: white; border-bottom: 1px solid var(--gray-200); padding: 12px; box-shadow: var(--shadow-md); z-index: 999; }
  .nav-links.open { display: flex; }
  .nav-link { padding: 12px 16px; border-radius: var(--radius-sm); }
  .nav-toggle { display: flex; }
  .navbar { position: relative; }
  .filter-layout { grid-template-columns: 1fr; }
  .filter-panel { position: static; }
  .segment-selector { grid-template-columns: 1fr 1fr; }
  .hero-cta-group { flex-direction: column; }
  .hero-cta-group .btn { width: 100%; justify-content: center; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-banner { padding: 32px 20px; }
  .hero { padding: 48px 0 40px; }
  .section { padding: 40px 0; }
  .program-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .segment-selector { grid-template-columns: 1fr 1fr; gap: 10px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 12px; }
  .tool-card { padding: 20px; }
  .stats-grid { grid-template-columns: 1fr; }
}

/* ── PROGRAM HERO ─────────────────────────────────────────── */
.program-hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  color: white; padding: 56px 0 48px; position: relative; overflow: hidden;
}
.program-hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.program-hero .container { position: relative; z-index: 1; }
.program-hero-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.program-hero-title { color: white; margin-bottom: 8px; font-size: clamp(1.6rem,4vw,2.4rem); }
.program-hero-faculty { color: rgba(255,255,255,.8); display: flex; align-items: center; gap: 8px; margin-bottom: 24px; font-size: .95rem; }
.program-hero-meta { display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 28px; }
.hero-meta-item { display: flex; align-items: center; gap: 10px; background: rgba(255,255,255,.1); border-radius: var(--radius-sm); padding: 12px 16px; }
.hero-meta-item i { font-size: 1.2rem; color: var(--accent); }
.hero-meta-item small { display: block; font-size: .75rem; color: rgba(255,255,255,.7); }
.hero-meta-item strong { display: block; font-size: .95rem; color: white; font-weight: 700; }
.program-hero-ctas { display: flex; flex-wrap: wrap; gap: 10px; }

/* ── DETAIL LAYOUT ────────────────────────────────────────── */
.detail-layout { display: grid; grid-template-columns: 1fr 320px; gap: 32px; align-items: start; }
.detail-main { min-width: 0; }
.detail-sidebar { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 80px; }
.content-section { background: white; border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 28px; margin-bottom: 20px; }
.content-section h2 { margin-bottom: 16px; font-size: 1.25rem; }
.source-note { font-size: .8rem; color: var(--gray-500); background: var(--gray-50); padding: 8px 12px; border-radius: var(--radius-sm); margin-top: 12px; display: flex; align-items: center; gap: 6px; }
.req-details { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
.req-item { display: flex; align-items: flex-start; gap: 10px; padding: 10px 14px; border-radius: var(--radius-sm); font-size: .875rem; font-weight: 500; }
.req-yes { background: #d1fae5; color: #065f46; }
.req-no { background: #fee2e2; color: #991b1b; }
.req-warn { background: #fef3c7; color: #92400e; }
.sidebar-card { background: white; border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 20px; }
.sidebar-card-title { font-size: .95rem; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.sidebar-info-list { display: flex; flex-direction: column; gap: 0; }
.sidebar-info-row { display: flex; justify-content: space-between; align-items: flex-start; padding: 10px 0; border-bottom: 1px solid var(--gray-100); font-size: .85rem; gap: 8px; }
.sidebar-info-row:last-child { border-bottom: none; }
.sidebar-info-row span { color: var(--gray-500); flex-shrink: 0; }
.sidebar-info-row strong { color: var(--gray-800); text-align: right; }

/* ── WARNING / INFO BOX (standalone) ─────────────────────── */
.warning-box { background: #fef3c7; border-left: 4px solid var(--warning); border-radius: var(--radius-sm); padding: 14px 16px; display: flex; gap: 12px; align-items: flex-start; font-size: .875rem; }
.warning-box i { color: var(--warning); flex-shrink: 0; margin-top: 2px; }
.info-box { background: #dbeafe; border-left: 4px solid var(--info); border-radius: var(--radius-sm); padding: 14px 16px; display: flex; gap: 12px; align-items: flex-start; font-size: .875rem; }
.info-box i { color: var(--info); flex-shrink: 0; margin-top: 2px; }

/* ── DATA TABLE ───────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { background: var(--gray-50); padding: 12px 16px; text-align: left; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--gray-500); border-bottom: 2px solid var(--gray-200); }
.data-table td { padding: 12px 16px; border-bottom: 1px solid var(--gray-100); font-size: .875rem; color: var(--gray-700); }
.data-table tr:hover td { background: var(--gray-50); }
.data-table tr:last-child td { border-bottom: none; }
.table-responsive { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--gray-200); }

/* ── FILTER PANEL UPGRADES ────────────────────────────────── */
.filter-panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 2px solid var(--gray-200); }
.filter-label { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--gray-500); display: block; margin-bottom: 8px; }
.filter-radio-group { display: flex; flex-direction: column; gap: 4px; }
.filter-radio { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: var(--radius-sm); cursor: pointer; font-size: .875rem; color: var(--gray-700); transition: background var(--transition); }
.filter-radio:hover { background: var(--gray-50); }
.filter-radio.active { background: #eff6ff; color: var(--primary-light); font-weight: 600; }
.filter-radio input[type="radio"] { accent-color: var(--primary-light); }
.filter-select { width: 100%; padding: 8px 12px; border: 1px solid var(--gray-200); border-radius: var(--radius-sm); font-size: .875rem; background: white; color: var(--gray-700); }
.filter-select:focus { outline: none; border-color: var(--primary-light); }
.filter-check { display: flex; align-items: center; gap: 8px; padding: 6px 0; font-size: .875rem; color: var(--gray-700); cursor: pointer; }
.filter-check input { accent-color: var(--primary-light); }
.filter-range { width: 100%; accent-color: var(--primary-light); }
.filter-range-labels { display: flex; justify-content: space-between; font-size: .75rem; color: var(--gray-500); margin-top: 4px; }
.search-input-wrap { position: relative; }
.search-input-wrap i { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--gray-400); font-size: .85rem; }
.filter-search-input { width: 100%; padding: 8px 12px 8px 32px; border: 1px solid var(--gray-200); border-radius: var(--radius-sm); font-size: .875rem; }
.filter-search-input:focus { outline: none; border-color: var(--primary-light); }
.filter-results-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; flex-wrap: wrap; gap: 8px; }

/* ── VISA STEPS ───────────────────────────────────────────── */
.visa-steps { display: flex; flex-direction: column; gap: 0; }
.visa-step { display: flex; gap: 20px; position: relative; padding-bottom: 24px; }
.visa-step:not(:last-child)::before { content: ''; position: absolute; left: 19px; top: 44px; bottom: 0; width: 2px; background: var(--gray-200); }
.visa-step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--primary-light); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .9rem; flex-shrink: 0; z-index: 1; }
.visa-step-content { flex: 1; }
.visa-step-title { font-weight: 700; font-size: 1rem; color: var(--gray-900); margin-bottom: 8px; }
.visa-step-meta { margin-top: 8px; }
.visa-step-duration { font-size: .8rem; color: var(--primary-light); font-weight: 600; display: flex; align-items: center; gap: 4px; }
.visa-step-docs { margin-top: 10px; background: var(--gray-50); border-radius: var(--radius-sm); padding: 10px 14px; }

/* ── CALC LAYOUT ──────────────────────────────────────────── */
.calc-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.calc-inputs { background: white; border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 28px; position: sticky; top: 80px; }
.calc-results { background: white; border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 28px; }
.calc-group { margin-bottom: 20px; }
.calc-label { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--gray-500); display: block; margin-bottom: 8px; }
.calc-radio-group { display: flex; flex-direction: column; gap: 4px; }
.calc-radio { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: var(--radius-sm); cursor: pointer; font-size: .875rem; color: var(--gray-700); border: 1px solid var(--gray-200); transition: all var(--transition); }
.calc-radio:hover { background: var(--gray-50); border-color: var(--gray-300); }
.calc-radio.active { background: #eff6ff; border-color: var(--primary-light); color: var(--primary-dark); font-weight: 600; }

/* ── QUIZ STYLES ──────────────────────────────────────────── */
.quiz-question { font-size: 1.2rem; font-weight: 700; color: var(--gray-900); margin-bottom: 20px; line-height: 1.4; }
.quiz-options { display: flex; flex-direction: column; gap: 10px; }
.quiz-options-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.quiz-option {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px; border: 2px solid var(--gray-200); border-radius: var(--radius-sm);
  cursor: pointer; transition: all var(--transition); background: white; font-size: .95rem; font-weight: 500;
}
.quiz-option:hover { border-color: var(--primary-light); background: #eff6ff; }
.quiz-option input[type="radio"] { display: none; }
.quiz-option.selected { border-color: var(--primary-light); background: #eff6ff; color: var(--primary-dark); }
.quiz-option i { font-size: 1.1rem; flex-shrink: 0; min-width: 20px; text-align: center; }

/* ── FORM STYLES ──────────────────────────────────────────── */
.form-card { background: white; border-radius: var(--radius-lg); padding: 32px; border: 1px solid var(--gray-200); }
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: .875rem; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; }
.form-input {
  width: 100%; padding: 10px 14px; border: 2px solid var(--gray-200); border-radius: var(--radius-sm);
  font-size: .9rem; color: var(--gray-800); transition: all var(--transition); font-family: inherit;
}
.form-input:focus { outline: none; border-color: var(--primary-light); box-shadow: 0 0 0 3px rgba(59,91,219,.1); }

/* ── CHECKLIST (standalone li items) ─────────────────────── */
.checklist li { display: flex; align-items: flex-start; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--gray-100); font-size: .9rem; }
.checklist li:last-child { border-bottom: none; }
.checklist .checklist-icon { width: 20px; height: 20px; border: 2px solid var(--gray-300); border-radius: var(--radius-sm); flex-shrink: 0; cursor: pointer; display: flex; align-items: center; justify-content: center; margin-top: 2px; transition: all var(--transition); }
.checklist .checklist-icon.checked { background: var(--success); border-color: var(--success); color: white; }

/* ── FAQ CATEGORY BUTTONS ─────────────────────────────────── */
.faq-cat-btn { transition: all var(--transition); }

/* ── RESPONSIVE (additions) ───────────────────────────────── */
@media (max-width: 900px) {
  .detail-layout { grid-template-columns: 1fr; }
  .detail-sidebar { position: static; }
  .calc-layout { grid-template-columns: 1fr; }
  .calc-inputs { position: static; }
}
@media (max-width: 768px) {
  .program-hero-meta { gap: 10px; }
  .hero-meta-item { padding: 10px 12px; }
  .quiz-options-grid { grid-template-columns: 1fr; }
  .filter-layout { grid-template-columns: 1fr; }
}