/* ============================================
   NOT ORTALAMASI HESAPLAYICI — Premium Design System
   Senior-Level Frontend Architecture
   ============================================ */

/* --- DESIGN TOKENS --- */
:root {
  --bg: #f6f7fb;
  --bg-alt: #ebeef5;
  --bg-glass: rgba(255,255,255,.72);
  --card: #ffffff;
  --card-elevated: #ffffff;
  --text: #111827;
  --text-secondary: #4b5563;
  --muted: #9ca3af;
  --border: #e5e7eb;
  --border-light: #f3f4f6;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-light: rgba(99,102,241,.08);
  --accent-medium: rgba(99,102,241,.15);
  --accent2: #06b6d4;
  --accent2-hover: #0891b2;
  --accent2-light: rgba(6,182,212,.08);
  --success: #10b981;
  --success-light: rgba(16,185,129,.08);
  --warning: #f59e0b;
  --warning-light: rgba(245,158,11,.08);
  --danger: #ef4444;
  --danger-light: rgba(239,68,68,.08);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --radius-full: 100px;
  --shadow-xs: 0 1px 2px rgba(0,0,0,.04);
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 6px 16px rgba(0,0,0,.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,.06), 0 12px 28px rgba(0,0,0,.05);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.08), 0 20px 48px rgba(0,0,0,.06);
  --shadow-accent: 0 4px 16px rgba(99,102,241,.25);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --ease: cubic-bezier(.4,0,.2,1);
  --ease-spring: cubic-bezier(.34,1.56,.64,1);
  --ease-out: cubic-bezier(0,.55,.45,1);
  --duration: .2s;
  --duration-md: .35s;
  --duration-lg: .5s;
  --header-h: 64px;
}

[data-theme="dark"] {
  --bg: #0c0e16;
  --bg-alt: #151823;
  --bg-glass: rgba(15,17,23,.82);
  --card: #1a1d2e;
  --card-elevated: #212438;
  --text: #f0f1f5;
  --text-secondary: #a1a5b8;
  --muted: #6b7084;
  --border: #2a2d40;
  --border-light: #1f2236;
  --accent: #818cf8;
  --accent-hover: #a5b4fc;
  --accent-light: rgba(129,140,248,.1);
  --accent-medium: rgba(129,140,248,.18);
  --accent2: #22d3ee;
  --accent2-light: rgba(34,211,238,.08);
  --success-light: rgba(16,185,129,.12);
  --warning-light: rgba(245,158,11,.12);
  --danger-light: rgba(239,68,68,.12);
  --shadow-xs: 0 1px 2px rgba(0,0,0,.2);
  --shadow: 0 1px 3px rgba(0,0,0,.25), 0 6px 16px rgba(0,0,0,.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,.3), 0 12px 28px rgba(0,0,0,.22);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.35), 0 20px 48px rgba(0,0,0,.25);
  --shadow-accent: 0 4px 16px rgba(129,140,248,.2);
}

/* --- RESET & BASE --- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;min-height:100vh;display:flex;flex-direction:column;transition:background var(--duration-md) var(--ease),color var(--duration-md) var(--ease);overflow-x:hidden}
a{color:var(--accent);text-decoration:none;transition:color var(--duration) var(--ease)}
a:hover{color:var(--accent-hover)}
img{max-width:100%;display:block}
button{cursor:pointer;font-family:inherit}
input,select,textarea{font-family:inherit;font-size:inherit}
::selection{background:var(--accent-medium);color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

/* --- LAYOUT --- */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-narrow{max-width:860px;margin:0 auto;padding:0 24px}

/* --- HEADER --- */
.site-header{
  position:sticky;top:0;z-index:200;
  height:var(--header-h);
  background:var(--bg-glass);
  backdrop-filter:blur(20px) saturate(180%);
  -webkit-backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid var(--border);
  transition:background var(--duration-md) var(--ease),box-shadow var(--duration-md) var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);max-width:1200px;margin:0 auto;padding:0 24px}
.logo{font-size:1.15rem;font-weight:700;color:var(--text);display:flex;align-items:center;gap:10px;transition:opacity var(--duration)}
.logo:hover{opacity:.85;color:var(--text)}
.logo-icon{
  width:36px;height:36px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:15px;
  box-shadow:0 2px 8px rgba(99,102,241,.3);
}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  color:var(--text-secondary);
  padding:8px 16px;
  border-radius:var(--radius-sm);
  font-size:.88rem;font-weight:500;
  transition:all var(--duration) var(--ease);
  position:relative;
}
.nav-links a:hover,.nav-links a.active{color:var(--accent);background:var(--accent-light)}
.header-actions{display:flex;align-items:center;gap:8px}
.theme-toggle{
  background:var(--bg-alt);
  border:1px solid var(--border);
  border-radius:var(--radius-full);
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.05rem;
  transition:all var(--duration) var(--ease);
}
.theme-toggle:hover{border-color:var(--accent);background:var(--accent-light);transform:rotate(15deg)}
.mobile-menu-btn{display:none;background:none;border:none;font-size:1.4rem;color:var(--text);padding:6px;border-radius:var(--radius-xs)}

/* --- HERO --- */
.hero{
  text-align:center;
  padding:80px 24px 64px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 40%, rgba(99,102,241,.07) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 80% 30%, rgba(6,182,212,.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 50% 80%, rgba(16,185,129,.04) 0%, transparent 70%);
  pointer-events:none;
}
[data-theme="dark"] .hero::before{
  background:
    radial-gradient(ellipse 60% 50% at 20% 40%, rgba(99,102,241,.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 80% 30%, rgba(6,182,212,.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 50% 80%, rgba(16,185,129,.06) 0%, transparent 70%);
}
.hero-content{position:relative;z-index:1;max-width:780px;margin:0 auto}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px 6px 8px;
  background:var(--accent-light);
  border:1px solid var(--accent-medium);
  border-radius:var(--radius-full);
  font-size:.82rem;font-weight:600;
  color:var(--accent);
  margin-bottom:24px;
  animation:fadeInUp .6s var(--ease-out) both;
}
.eyebrow-dot{width:8px;height:8px;background:var(--accent);border-radius:50%;animation:pulse-dot 2s infinite}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{
  font-size:clamp(2rem,5vw,3.25rem);
  font-weight:800;line-height:1.15;
  margin-bottom:20px;
  letter-spacing:-.02em;
  animation:fadeInUp .6s .1s var(--ease-out) both;
}
.hero h1 .gradient-text{
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent2) 50%,var(--accent) 100%);
  background-size:200% auto;
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
  animation:shimmer 3s linear infinite;
}
@keyframes shimmer{to{background-position:200% center}}
.hero p{
  font-size:1.15rem;color:var(--text-secondary);
  max-width:600px;margin:0 auto 32px;line-height:1.7;
  animation:fadeInUp .6s .2s var(--ease-out) both;
}
.hero-cta{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;animation:fadeInUp .6s .3s var(--ease-out) both}
.hero-badges{
  display:flex;justify-content:center;gap:12px;flex-wrap:wrap;
  margin-top:32px;
  animation:fadeInUp .6s .4s var(--ease-out) both;
}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-full);
  font-size:.82rem;color:var(--text-secondary);font-weight:500;
  box-shadow:var(--shadow-xs);
  transition:all var(--duration) var(--ease);
}
.badge:hover{border-color:var(--accent);color:var(--accent)}
.badge-icon{font-size:1rem}

/* --- STATS BAR --- */
.stats-bar{
  display:flex;justify-content:center;gap:48px;flex-wrap:wrap;
  padding:32px 24px;
  margin-top:16px;
  animation:fadeInUp .6s .5s var(--ease-out) both;
}
.stat-item{text-align:center}
.stat-value{font-size:1.8rem;font-weight:800;color:var(--accent);line-height:1}
.stat-label{font-size:.82rem;color:var(--muted);margin-top:4px;font-weight:500}

/* --- CARDS --- */
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
  transition:all var(--duration-md) var(--ease);
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.card-grid{display:grid;gap:20px}
.card-grid-2{grid-template-columns:repeat(2,1fr)}
.card-grid-3{grid-template-columns:repeat(3,1fr)}
.card-grid-4{grid-template-columns:repeat(4,1fr)}

/* --- TEMPLATE CARDS (enhanced) --- */
.template-card{
  background:var(--card);
  border:2px solid var(--border);
  border-radius:var(--radius);
  padding:32px 28px;
  text-align:center;
  cursor:pointer;
  transition:all var(--duration-md) var(--ease);
  position:relative;
  overflow:hidden;
  text-decoration:none;
  color:var(--text);
}
.template-card::before{
  content:'';position:absolute;top:0;left:0;right:0;
  height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--duration-md) var(--ease);
}
.template-card:hover::before,.template-card.active::before{transform:scaleX(1)}
.template-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-4px);color:var(--text)}
.template-card.active{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-medium),var(--shadow-md)}
.template-card-icon{
  width:64px;height:64px;margin:0 auto 20px;
  background:linear-gradient(135deg,var(--accent-light),var(--accent2-light));
  border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.75rem;
  transition:transform var(--duration-md) var(--ease-spring);
}
.template-card:hover .template-card-icon{transform:scale(1.1) rotate(-3deg)}
.template-card h3{font-size:1.15rem;margin-bottom:10px;font-weight:700}
.template-card p{font-size:.88rem;color:var(--text-secondary);line-height:1.6}

/* --- FEATURE CARDS --- */
.feature-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:32px 28px;
  transition:all var(--duration-md) var(--ease);
}
.feature-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.feature-icon{
  width:48px;height:48px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;margin-bottom:18px;
}
.feature-icon.purple{background:var(--accent-light)}
.feature-icon.blue{background:var(--accent2-light)}
.feature-icon.green{background:var(--success-light)}
.feature-icon.orange{background:var(--warning-light)}
.feature-card h3{font-size:1.05rem;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:.88rem;color:var(--text-secondary);line-height:1.7}

/* --- BUTTONS (enhanced) --- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-sm);
  font-weight:600;font-size:.92rem;
  border:none;
  transition:all var(--duration) var(--ease);
  white-space:nowrap;
  position:relative;
  overflow:hidden;
}
.btn-lg{padding:16px 36px;font-size:1rem;border-radius:var(--radius)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-accent)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{background:var(--bg-alt);color:var(--text);border:1px solid var(--border)}
.btn-secondary:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}
.btn-outline{background:transparent;color:var(--text);border:2px solid var(--border)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-ghost{background:transparent;color:var(--text-secondary)}
.btn-ghost:hover{color:var(--accent);background:var(--accent-light)}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{filter:brightness(1.1);transform:translateY(-1px)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{filter:brightness(1.1);transform:translateY(-1px)}
.btn-sm{padding:8px 18px;font-size:.84rem}
.btn-xs{padding:6px 14px;font-size:.8rem}
.btn-icon{padding:10px;min-width:42px}
.btn-group{display:flex;gap:10px;flex-wrap:wrap}
.btn-group-center{justify-content:center}

/* --- FORM --- */
.form-group{margin-bottom:18px}
.form-label{display:block;font-weight:600;font-size:.88rem;margin-bottom:8px;color:var(--text)}
.form-input,.form-select{
  width:100%;padding:11px 16px;
  border:1.5px solid var(--border);
  border-radius:var(--radius-sm);
  background:var(--card);color:var(--text);
  font-size:.95rem;
  transition:border-color var(--duration) var(--ease),box-shadow var(--duration) var(--ease);
}
.form-input:focus,.form-select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-light)}
.form-input.error{border-color:var(--danger);box-shadow:0 0 0 4px var(--danger-light)}
.form-hint{font-size:.82rem;color:var(--muted);margin-top:6px}
.form-error{font-size:.82rem;color:var(--danger);margin-top:4px;display:none}

/* --- TOGGLE SWITCH --- */
.toggle-wrapper{display:flex;align-items:center;gap:12px}
.toggle{
  position:relative;width:48px;height:26px;
  background:var(--border);border-radius:var(--radius-full);
  cursor:pointer;border:none;padding:0;
  transition:background var(--duration) var(--ease);
}
.toggle::after{
  content:'';position:absolute;top:3px;left:3px;
  width:20px;height:20px;background:#fff;border-radius:50%;
  transition:transform var(--duration) var(--ease-spring);
  box-shadow:0 1px 3px rgba(0,0,0,.15);
}
.toggle.active{background:var(--accent)}
.toggle.active::after{transform:translateX(22px)}
.toggle-label{font-size:.88rem;color:var(--text-secondary);user-select:none}

/* --- COURSE TABLE (enhanced) --- */
.course-table-wrapper{
  overflow-x:auto;
  border:1.5px solid var(--border);
  border-radius:var(--radius);
  background:var(--card);
  box-shadow:var(--shadow-xs);
}
.course-table{width:100%;border-collapse:collapse;min-width:500px}
.course-table th{
  padding:14px 16px;text-align:left;
  font-size:.78rem;font-weight:700;
  color:var(--muted);
  text-transform:uppercase;letter-spacing:.06em;
  background:var(--bg-alt);
  border-bottom:1.5px solid var(--border);
}
.course-table td{padding:12px 16px;border-bottom:1px solid var(--border-light);vertical-align:middle}
.course-table tr:last-child td{border-bottom:none}
.course-table tr:hover td{background:var(--accent-light)}
.course-table .form-input{padding:9px 12px;font-size:.9rem;border-width:1px}
.course-table .row-num{width:42px;text-align:center;color:var(--muted);font-size:.8rem;font-weight:700}
.course-table .col-name{min-width:170px}
.course-table .col-grade{width:130px}
.course-table .col-credit{width:110px}
.course-table .col-action{width:48px;text-align:center}
.remove-row{
  background:none;border:none;color:var(--muted);
  font-size:1.15rem;padding:6px 8px;
  border-radius:var(--radius-xs);
  transition:all var(--duration) var(--ease);
}
.remove-row:hover{color:var(--danger);background:var(--danger-light)}

/* --- TABS (enhanced) --- */
.tabs{
  display:flex;gap:4px;
  background:var(--bg-alt);
  padding:5px;border-radius:var(--radius-sm);
  margin-bottom:24px;
  border:1px solid var(--border-light);
}
.tab-btn{
  flex:1;padding:11px 18px;
  background:transparent;border:none;border-radius:var(--radius-xs);
  font-weight:600;font-size:.88rem;
  color:var(--text-secondary);
  transition:all var(--duration) var(--ease);
}
.tab-btn.active{background:var(--card);color:var(--accent);box-shadow:var(--shadow)}
.tab-btn:hover:not(.active){color:var(--text)}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fadeIn .3s var(--ease-out)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* --- MODE PILLS --- */
.mode-pills{display:flex;gap:10px;margin-bottom:24px;flex-wrap:wrap}
.mode-pill{
  padding:9px 20px;
  border:2px solid var(--border);
  border-radius:var(--radius-full);
  background:var(--card);
  font-weight:600;font-size:.88rem;
  color:var(--text-secondary);
  cursor:pointer;
  transition:all var(--duration) var(--ease);
}
.mode-pill:hover{border-color:var(--accent-medium);color:var(--text)}
.mode-pill.active{border-color:var(--accent);color:var(--accent);background:var(--accent-light);box-shadow:0 0 0 3px var(--accent-light)}

/* --- RESULT BOX (enhanced) --- */
.result-box{
  background:var(--card);
  border:2px solid var(--border);
  border-radius:var(--radius);
  padding:36px 28px;
  margin-top:28px;
  text-align:center;
  position:relative;
  overflow:hidden;
  animation:slideUp .4s var(--ease-spring);
}
.result-box::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent2),var(--success));
}
@keyframes slideUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.result-gpa{font-size:3.5rem;font-weight:800;color:var(--accent);line-height:1;margin-bottom:8px;font-feature-settings:'tnum'}
.result-label{font-size:.95rem;color:var(--text-secondary);font-weight:500}
.result-details{display:flex;justify-content:center;gap:40px;margin-top:24px;flex-wrap:wrap}
.result-detail{text-align:center}
.result-detail-value{font-size:1.5rem;font-weight:700;color:var(--text);font-feature-settings:'tnum'}
.result-detail-label{font-size:.8rem;color:var(--muted);margin-top:2px}

/* --- TARGET GPA --- */
.target-box{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px;
  margin-top:24px;box-shadow:var(--shadow-xs);
}
.target-box h3{font-size:1.05rem;font-weight:700;margin-bottom:6px}
.target-row{display:flex;gap:14px;align-items:flex-end;flex-wrap:wrap}
.target-row .form-group{flex:1;min-width:150px;margin-bottom:0}
.target-result{padding:18px;background:var(--bg-alt);border-radius:var(--radius-sm);margin-top:18px;text-align:center;font-weight:600;font-size:.95rem}

/* --- ACCORDION (enhanced) --- */
.accordion{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-xs)}
.accordion-item{border-bottom:1px solid var(--border)}
.accordion-item:last-child{border-bottom:none}
.accordion-btn{
  width:100%;padding:20px 24px;
  background:var(--card);border:none;
  text-align:left;font-size:.95rem;font-weight:600;
  color:var(--text);
  display:flex;justify-content:space-between;align-items:center;
  cursor:pointer;
  transition:background var(--duration) var(--ease);
  gap:16px;
}
.accordion-btn:hover{background:var(--bg-alt)}
.accordion-btn::after{
  content:'+';font-size:1.4rem;color:var(--muted);
  font-weight:300;flex-shrink:0;
  width:28px;height:28px;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-alt);border-radius:50%;
  transition:all var(--duration-md) var(--ease);
}
.accordion-item.open .accordion-btn::after{content:'\2212';background:var(--accent-light);color:var(--accent)}
.accordion-content{max-height:0;overflow:hidden;transition:max-height var(--duration-md) var(--ease)}
.accordion-content-inner{padding:0 24px 24px;color:var(--text-secondary);font-size:.92rem;line-height:1.85}

/* --- TOAST (enhanced) --- */
.toast-container{position:fixed;bottom:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.toast{
  padding:14px 22px;
  background:var(--text);color:var(--bg);
  border-radius:var(--radius-sm);
  font-size:.9rem;font-weight:500;
  box-shadow:var(--shadow-lg);
  animation:toastIn .35s var(--ease-spring);
  display:flex;align-items:center;gap:10px;
}
.toast.success{background:var(--success);color:#fff}
.toast.error{background:var(--danger);color:#fff}
@keyframes toastIn{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}

/* --- SECTIONS --- */
.section{padding:64px 0}
.section-header{text-align:center;margin-bottom:48px}
.section-title{font-size:clamp(1.4rem,3vw,1.9rem);font-weight:800;margin-bottom:10px;letter-spacing:-.01em}
.section-subtitle{color:var(--text-secondary);font-size:1.05rem;max-width:560px;margin:0 auto;line-height:1.7}

/* --- GUIDE CARD (enhanced) --- */
.guide-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px;
  transition:all var(--duration-md) var(--ease);
  display:flex;flex-direction:column;position:relative;
}
.guide-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.guide-card-tag{
  display:inline-block;padding:4px 12px;
  background:var(--accent-light);color:var(--accent);
  border-radius:var(--radius-full);font-size:.75rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.04em;
  margin-bottom:14px;width:fit-content;
}
.guide-card h3{font-size:1.08rem;margin-bottom:10px;font-weight:700;line-height:1.4}
.guide-card h3 a{color:var(--text);transition:color var(--duration)}
.guide-card h3 a:hover{color:var(--accent)}
.guide-card p{font-size:.88rem;color:var(--text-secondary);flex:1;line-height:1.7}
.guide-card .read-more{
  margin-top:16px;font-size:.85rem;font-weight:600;color:var(--accent);
  display:inline-flex;align-items:center;gap:6px;
  transition:gap var(--duration) var(--ease);
}
.guide-card:hover .read-more{gap:10px}

/* --- LINK GRID (enhanced) --- */
.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.link-item{
  display:flex;align-items:center;gap:12px;
  padding:14px 18px;
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-sm);
  font-size:.88rem;font-weight:500;color:var(--text);
  transition:all var(--duration) var(--ease);
}
.link-item:hover{border-color:var(--accent);color:var(--accent);transform:translateX(4px);box-shadow:var(--shadow)}
.link-item-icon{font-size:1.15rem;flex-shrink:0}

/* --- ARTICLE --- */
.article-content{font-size:1rem;line-height:1.9}
.article-content h2{font-size:1.4rem;font-weight:700;margin:40px 0 18px;color:var(--text);letter-spacing:-.01em}
.article-content h3{font-size:1.15rem;font-weight:600;margin:32px 0 14px}
.article-content p{margin-bottom:18px;color:var(--text-secondary)}
.article-content ul,.article-content ol{margin:14px 0 22px 26px;color:var(--text-secondary)}
.article-content li{margin-bottom:10px}
.article-content table{width:100%;border-collapse:collapse;margin:24px 0;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border)}
.article-content table th,.article-content table td{padding:12px 16px;text-align:left;font-size:.9rem}
.article-content table th{background:var(--bg-alt);font-weight:700;border-bottom:2px solid var(--border)}
.article-content table td{border-bottom:1px solid var(--border-light)}
.article-content table tr:last-child td{border-bottom:none}
.article-content table tr:hover td{background:var(--accent-light)}
.article-content blockquote{
  border-left:4px solid var(--accent);
  padding:18px 24px;margin:24px 0;
  background:var(--accent-light);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--text-secondary);font-style:italic;
}
.article-content .disclaimer{
  background:var(--warning-light);
  border:1px solid rgba(245,158,11,.25);
  border-radius:var(--radius-sm);
  padding:18px 22px;font-size:.88rem;
  color:var(--text-secondary);margin:28px 0;
  display:flex;align-items:flex-start;gap:12px;
}

/* --- BREADCRUMB --- */
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  padding:18px 0;font-size:.85rem;color:var(--muted);flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-secondary);font-weight:500}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:var(--border);font-size:.7rem}

/* --- SEARCH --- */
.search-box{position:relative;max-width:640px;margin:0 auto 36px}
.search-box input{
  width:100%;padding:16px 22px 16px 52px;
  border:2px solid var(--border);
  border-radius:var(--radius-full);
  background:var(--card);font-size:1rem;color:var(--text);
  box-shadow:var(--shadow);
  transition:all var(--duration) var(--ease);
}
.search-box input:focus{outline:none;border-color:var(--accent);box-shadow:var(--shadow-md),0 0 0 4px var(--accent-light)}
.search-box .search-icon{position:absolute;left:20px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:1.15rem}
.search-chips{display:flex;gap:8px;justify-content:center;margin-bottom:28px;flex-wrap:wrap}
.search-chip{
  padding:7px 18px;border:1px solid var(--border);
  border-radius:var(--radius-full);font-size:.84rem;font-weight:500;
  color:var(--text-secondary);background:var(--card);cursor:pointer;
  transition:all var(--duration) var(--ease);
}
.search-chip.active{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}
.search-results{max-width:720px;margin:0 auto}
.search-result-item{padding:18px 0;border-bottom:1px solid var(--border-light)}
.search-result-item:last-child{border-bottom:none}
.search-result-item h3{font-size:1rem;margin-bottom:6px}
.search-result-item h3 a{color:var(--text)}
.search-result-item h3 a:hover{color:var(--accent)}
.search-result-item p{font-size:.88rem;color:var(--muted);line-height:1.6}
.search-result-item .tag{font-size:.72rem;color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.search-result-item mark{background:var(--accent-light);color:var(--accent);padding:1px 3px;border-radius:3px}

/* --- CTA SECTION --- */
.cta-section{
  background:linear-gradient(135deg,var(--accent) 0%,#7c3aed 40%,var(--accent2) 100%);
  border-radius:var(--radius);
  padding:56px 40px;
  text-align:center;color:#fff;
  position:relative;overflow:hidden;
}
.cta-section::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='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-section h2{font-size:1.6rem;font-weight:800;margin-bottom:12px;position:relative}
.cta-section p{font-size:1.05rem;opacity:.9;max-width:500px;margin:0 auto 28px;position:relative}
.cta-section .btn{position:relative;background:#fff;color:var(--accent);font-weight:700}
.cta-section .btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.2)}

/* --- FOOTER (enhanced) --- */
.site-footer{
  background:var(--card);
  border-top:1px solid var(--border);
  padding:56px 0 28px;
  margin-top:auto;
}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:36px;margin-bottom:36px}
.footer-col h4{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text);margin-bottom:18px}
.footer-col a{display:block;color:var(--text-secondary);font-size:.88rem;padding:5px 0;transition:all var(--duration) var(--ease)}
.footer-col a:hover{color:var(--accent);transform:translateX(4px)}
.footer-bottom{text-align:center;padding-top:28px;border-top:1px solid var(--border)}
.footer-bottom p{font-size:.82rem;color:var(--muted)}

/* --- AD SLOT --- */
.ad-slot{margin:28px 0;min-height:90px;text-align:center;overflow:hidden}

/* --- CONVERSION TABLE --- */
.conversion-table{width:100%;border-collapse:collapse;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
.conversion-table th,.conversion-table td{padding:12px 18px;text-align:center;font-size:.9rem;border-bottom:1px solid var(--border-light)}
.conversion-table th{background:var(--accent);color:#fff;font-weight:600;border-bottom:2px solid var(--accent-hover)}
.conversion-table tr:nth-child(even) td{background:var(--bg-alt)}
.conversion-table tr:last-child td{border-bottom:none}
.conversion-table tr:hover td{background:var(--accent-light)}

/* --- TEMPLATE CARD CTA --- */
.template-card-cta{display:block;margin-top:16px;font-size:.88rem;font-weight:600;color:var(--accent);transition:gap var(--duration) var(--ease)}

/* --- STEP NUMBER --- */
.step-number{
  width:44px;height:44px;margin:0 auto 18px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;font-weight:800;font-size:1.1rem;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
}

/* --- ACCORDION TRIGGER (for homepage) --- */
.accordion-trigger{
  width:100%;padding:20px 24px;
  background:var(--card);border:none;
  text-align:left;font-size:.95rem;font-weight:600;
  color:var(--text);
  display:flex;justify-content:space-between;align-items:center;
  cursor:pointer;
  transition:background var(--duration) var(--ease);
  gap:16px;
}
.accordion-trigger:hover{background:var(--bg-alt)}
.accordion-trigger::after{
  content:'+';font-size:1.4rem;color:var(--muted);
  font-weight:300;flex-shrink:0;
  width:28px;height:28px;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-alt);border-radius:50%;
  transition:all var(--duration-md) var(--ease);
}
.accordion-item.open .accordion-trigger::after{content:'\2212';background:var(--accent-light);color:var(--accent)}
.accordion-content{max-height:0;overflow:hidden;transition:max-height var(--duration-md) var(--ease)}
.accordion-content p{padding:0 24px 20px;color:var(--text-secondary);font-size:.92rem;line-height:1.85}

/* --- HOW IT WORKS --- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:step}
.step{position:relative;text-align:center;padding:28px 20px}
.step::before{
  counter-increment:step;content:counter(step);
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;margin:0 auto 18px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;font-weight:800;font-size:1.1rem;
  border-radius:50%;
}
.step h3{font-size:1rem;font-weight:700;margin-bottom:8px}
.step p{font-size:.88rem;color:var(--text-secondary);line-height:1.7}

/* --- COOKIE BANNER --- */
.cookie-banner{
  position:fixed;bottom:0;left:0;right:0;
  background:var(--card);
  border-top:1px solid var(--border);
  padding:18px 24px;z-index:9998;
  box-shadow:0 -4px 24px rgba(0,0,0,.12);
  display:none;
}
.cookie-banner.show{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap}
.cookie-banner p{font-size:.88rem;color:var(--text-secondary);margin:0}
.cookie-banner p a{text-decoration:underline}

/* --- SCROLL TOP --- */
.scroll-top{
  position:fixed;bottom:24px;right:24px;
  width:46px;height:46px;
  background:var(--accent);color:#fff;
  border:none;border-radius:50%;font-size:1.2rem;
  display:none;align-items:center;justify-content:center;
  box-shadow:var(--shadow-accent);z-index:90;
  transition:all var(--duration) var(--ease);
}
.scroll-top.visible{display:flex}
.scroll-top:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(99,102,241,.35)}

/* --- SKELETON LOADING --- */
.skeleton{
  background:linear-gradient(90deg,var(--bg-alt) 25%,var(--border) 50%,var(--bg-alt) 75%);
  background-size:200% 100%;
  animation:skeleton 1.5s infinite;
  border-radius:var(--radius-sm);
}
@keyframes skeleton{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* --- RESPONSIVE --- */
@media(max-width:1024px){
  .card-grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav-links{display:none}
  .nav-links.open{
    display:flex;flex-direction:column;
    position:absolute;top:100%;left:0;right:0;
    background:var(--card);
    border-bottom:1px solid var(--border);
    padding:16px 24px;
    box-shadow:var(--shadow-lg);
    z-index:199;
    animation:fadeIn .2s var(--ease);
  }
  .mobile-menu-btn{display:block}
  .hero{padding:56px 20px 44px}
  .hero h1{font-size:1.75rem}
  .hero p{font-size:1rem}
  .stats-bar{gap:28px}
  .stat-value{font-size:1.4rem}
  .card-grid-2,.card-grid-3,.card-grid-4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .result-details{gap:24px}
  .target-row{flex-direction:column}
  .link-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .container,.container-narrow{padding:0 16px}
  .section{padding:44px 0}
  .cta-section{padding:40px 24px;border-radius:var(--radius-sm)}
}
@media(max-width:480px){
  .footer-grid{grid-template-columns:1fr}
  .tabs{flex-direction:column}
  .mode-pills{flex-direction:column}
  .btn-group:not(.btn-group-center){flex-direction:column}
  .result-gpa{font-size:2.6rem}
  .hero-cta{flex-direction:column;align-items:center}
  .hero-badges{flex-direction:column;align-items:center}
}

/* --- PRINT --- */
@media print{
  .site-header,.site-footer,.ad-slot,.theme-toggle,.toast-container,
  .btn-group,.target-box,.no-print,.cookie-banner,.scroll-top{display:none!important}
  body{background:#fff;color:#000}
  .card,.result-box{box-shadow:none;border:1px solid #ddd}
  .hero::before{display:none}
}