/* =========================================================
   YKS ALL STAR — Design Tokens
   Palette:  --ink (deep navy, night-study focus)
             --paper (soft cool-white, exam paper)
             --gold (seal / certificate accent)
             --emerald (success / net artışı)
             --slate (muted text)
   Type:     Display  -> 'Bricolage Grotesque'
             Body     -> 'Inter'
             Utility  -> 'IBM Plex Mono' (stats, dates, scores)
   Signature: "İlerleme Karnesi" report-card hero widget
   ========================================================= */

:root{
  --ink:        #10203C;
  --ink-2:      #1B2E52;
  --paper:      #F4F5F1;
  --paper-2:    #FFFFFF;
  --gold:       #C79A2B;
  --gold-2:     #E8C766;
  --emerald:    #1F7A5C;
  --slate:      #5A6478;
  --slate-2:    #8A93A6;
  --line:       #DDE1E6;
  --line-dark:  rgba(255,255,255,.12);
  --danger:     #B4462B;

  --font-display: 'Bricolage Grotesque', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 26px;

  --shadow-card: 0 18px 40px -20px rgba(16,32,60,.35);
  --container: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--ink);
  margin:0 0 .5em;
  line-height:1.12;
  letter-spacing:-0.01em;
}

p{ margin:0 0 1em; color:var(--slate); }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--gold);
  font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:18px; height:1px;
  background:var(--gold);
  display:inline-block;
}

/* Odak kelime vurgusu (SEO + görsel) */
.kw{ color:var(--emerald); font-style:normal; }

/* ---------- Skip Link ---------- */
.skip-link{
  position:absolute; left:-999px; top:0;
  background:var(--ink); color:#fff; padding:10px 18px;
  z-index:200; border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(244,245,241,.86);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 24px;
}
.logo{
  font-family:var(--font-display);
  font-weight:600; font-size:20px;
  display:flex; align-items:center; gap:10px;
}
.logo-img{
  height:38px; width:auto; display:block;
}

.main-nav{ display:flex; gap:28px; }
.main-nav a{
  font-size:14.5px; font-weight:500; color:var(--ink-2);
  position:relative; padding:6px 0;
}
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:0; height:2px; width:0;
  background:var(--gold); transition:width .25s ease;
}
.main-nav a:hover::after, .main-nav a:focus-visible::after{ width:100%; }

.header-cta{ display:flex; align-items:center; gap:14px; }
.phone-chip{
  font-family:var(--font-mono); font-size:13.5px; color:var(--ink-2);
  display:flex; align-items:center; gap:6px;
}

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 24px; border-radius:999px; font-weight:600; font-size:14.5px;
  border:1px solid transparent; transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space:nowrap;
}
.btn:focus-visible{ outline:3px solid var(--gold-2); outline-offset:2px; }
.btn-primary{
  background:var(--ink); color:#fff;
  box-shadow:0 10px 24px -12px rgba(16,32,60,.55);
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 16px 30px -12px rgba(16,32,60,.6); }
.btn-gold{ background:var(--gold); color:#241A02; }
.btn-gold:hover{ transform:translateY(-2px); background:var(--gold-2); }
.btn-outline{
  background:transparent; color:var(--ink); border-color:var(--ink);
}
.btn-outline:hover{ background:var(--ink); color:#fff; }
.btn-block{ width:100%; }
.btn-lg{ padding:16px 30px; font-size:16px; }

.nav-toggle{
  display:none; background:var(--ink); color:#fff; border:none;
  width:42px; height:42px; border-radius:10px; align-items:center; justify-content:center;
}
.mobile-nav{
  display:none; position:fixed; inset:0; z-index:200;
  background:var(--ink); color:#fff; padding:24px;
  flex-direction:column;
}
.mobile-nav.open{ display:flex; }
.mobile-nav-top{ display:flex; justify-content:space-between; align-items:center; margin-bottom:36px; }
.mobile-nav a{ font-size:20px; padding:16px 0; border-bottom:1px solid var(--line-dark); font-family:var(--font-display); }
.mobile-nav .btn{ margin-top:24px; }

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(199,154,43,.18), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, #0C1830 100%);
  color:#fff;
  padding:76px 0 100px;
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute; inset:auto -10% -30% -10%;
  height:220px;
  background:radial-gradient(closest-side, rgba(31,122,92,.28), transparent 70%);
  pointer-events:none;
}
.hero-grid{
  display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center;
}
.hero h1{
  color:#fff; font-size:clamp(34px, 4.4vw, 54px); margin-bottom:20px;
}
.hero h1 .accent{ color:var(--gold-2); }
.hero-lede{
  color:#C4CADA; font-size:17.5px; max-width:52ch; margin-bottom:30px;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:36px; }

.hero-trust{
  display:flex; gap:28px; flex-wrap:wrap;
  border-top:1px solid var(--line-dark); padding-top:22px;
}
.trust-stat b{
  display:block; font-family:var(--font-mono); font-size:24px; color:var(--gold-2);
}
.trust-stat span{ font-size:12.5px; color:#9BA4BC; }

/* ----- Signature element: İlerleme Karnesi ----- */
.karne{
  background:var(--paper-2);
  color:var(--ink);
  border-radius:var(--radius-lg);
  padding:26px 26px 22px;
  box-shadow:var(--shadow-card);
  position:relative;
  transform:rotate(1.2deg);
  border:1px solid #ECEAE0;
}
.karne::before{
  content:"";
  position:absolute; inset:10px;
  border:1px dashed #D9D3C2;
  border-radius:calc(var(--radius-lg) - 10px);
  pointer-events:none;
}
.karne-head{
  display:flex; justify-content:space-between; align-items:flex-start;
  margin-bottom:18px; position:relative; z-index:1;
}
.karne-head .label{
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--slate-2);
}
.karne-head .title{ font-family:var(--font-display); font-size:19px; font-weight:600; }
.seal{
  width:56px; height:56px; border-radius:50%;
  background:conic-gradient(from 180deg, var(--gold), var(--gold-2), var(--gold));
  display:flex; align-items:center; justify-content:center;
  color:#241A02; font-family:var(--font-mono); font-size:10px; font-weight:700;
  text-align:center; line-height:1.1; letter-spacing:.02em;
  box-shadow:0 6px 16px -6px rgba(199,154,43,.7);
  transform:rotate(-8deg);
  flex-shrink:0;
}

.karne-row{
  display:flex; justify-content:space-between; align-items:center;
  padding:11px 0; border-top:1px dashed var(--line);
  font-size:14px;
}
.karne-row:first-of-type{ border-top:none; }
.karne-row .k{ color:var(--slate); }
.karne-row .v{ font-family:var(--font-mono); font-weight:600; }
.karne-row .v.up{ color:var(--emerald); }
.karne-row .v.gold{ color:#9A7514; }

.karne-week{
  display:flex; gap:6px; margin-top:16px;
}
.karne-week .d{
  flex:1; text-align:center; padding:8px 0; border-radius:8px;
  background:#F1F0E9; font-family:var(--font-mono); font-size:11px; color:var(--slate-2);
}
.karne-week .d.done{ background:var(--emerald); color:#fff; }
.karne-week .d.today{ background:var(--ink); color:var(--gold-2); }

.karne-foot{
  margin-top:18px; padding-top:14px; border-top:1px solid var(--line);
  font-family:var(--font-mono); font-size:11.5px; color:var(--slate-2);
  display:flex; justify-content:space-between;
}

/* ---------- Sections ---------- */
section{ padding:88px 0; }
.section-head{ max-width:680px; margin-bottom:48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(28px,3.2vw,40px); }

.bg-white{ background:var(--paper-2); }
.bg-ink{ background:var(--ink); color:#fff; }
.bg-ink h2, .bg-ink h3{ color:#fff; }
.bg-ink p{ color:#B7BFD3; }

/* ---------- Neden bölümü ---------- */
.why-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:26px;
}
.why-card{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:28px;
}
.why-card .num{
  font-family:var(--font-mono); color:var(--gold); font-size:13px; font-weight:700;
  margin-bottom:14px; display:block;
}
.why-card h3{ font-size:19px; margin-bottom:10px; }
.why-card p{ font-size:14.5px; margin-bottom:0; }

/* ---------- Paket / kategori sekmeleri ---------- */
.pkg-intro{ display:flex; justify-content:space-between; align-items:flex-end; gap:24px; flex-wrap:wrap; }
.tabs{
  display:flex; gap:8px; flex-wrap:wrap;
  margin:36px 0 30px;
  border-bottom:1px solid var(--line);
  padding-bottom:0;
}
.tab-btn{
  background:transparent; border:none; padding:12px 18px;
  font-size:14px; font-weight:600; color:var(--slate);
  border-bottom:2px solid transparent; margin-bottom:-1px;
}
.tab-btn[aria-selected="true"]{
  color:var(--ink); border-bottom-color:var(--gold);
}
.tab-panel{ display:none; }
.tab-panel.active{ display:block; }

.feature-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:16px;
}
.feature-item{
  display:flex; gap:14px; align-items:flex-start;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:18px;
}
.feature-item .ico{
  width:38px; height:38px; flex-shrink:0; border-radius:10px;
  background:#0F1B30; color:var(--gold-2);
  display:flex; align-items:center; justify-content:center;
}
.feature-item .ico svg{ width:18px; height:18px; }
.feature-item h4{ font-size:15px; margin:0 0 4px; font-family:var(--font-body); font-weight:600; }
.feature-item p{ font-size:13px; margin:0; }

/* ---------- Süreç ---------- */
.process-list{
  display:grid; grid-template-columns:repeat(4,1fr); gap:22px;
  counter-reset:step;
}
.process-item{ position:relative; padding-top:52px; }
.process-item::before{
  counter-increment:step; content:counter(step, decimal-leading-zero);
  position:absolute; top:0; left:0;
  font-family:var(--font-mono); font-size:34px; color:var(--gold-2);
  opacity:.85;
}
.process-item h3{ font-size:17px; margin-bottom:8px; }
.process-item p{ font-size:14px; }

/* ---------- Fiyat / CTA bandı ---------- */
.price-band{
  display:grid; grid-template-columns:1.1fr .9fr; gap:40px; align-items:center;
}
.price-card{
  background:linear-gradient(160deg,#152747,#0C1830);
  border-radius:var(--radius-lg);
  padding:34px;
  border:1px solid rgba(232,199,102,.25);
}
.price-card .tag{
  display:inline-block; background:var(--gold); color:#241A02;
  font-family:var(--font-mono); font-size:12px; font-weight:700;
  padding:5px 12px; border-radius:999px; margin-bottom:16px;
}
.price-card h3{ color:#fff; font-size:22px; }
.price-list li{
  display:flex; gap:10px; align-items:flex-start; margin-bottom:10px;
  color:#D3D8E6; font-size:14.5px;
}
.price-list li svg{ flex-shrink:0; margin-top:3px; color:var(--emerald); }

/* ---------- SSS ---------- */
.faq{ max-width:820px; margin:0 auto; }
.faq-item{ border-bottom:1px solid var(--line); }
.faq-q{
  width:100%; text-align:left; background:none; border:none;
  padding:22px 0; display:flex; justify-content:space-between; align-items:center;
  font-family:var(--font-display); font-size:17px; font-weight:600; color:var(--ink);
  gap:20px;
}
.faq-q .plus{ font-family:var(--font-mono); font-size:20px; color:var(--gold); transition:transform .2s ease; flex-shrink:0; }
.faq-item[open] .faq-q .plus{ transform:rotate(45deg); }
.faq-a{ padding:0 0 22px; font-size:14.5px; max-width:70ch; }
.faq-item summary::-webkit-details-marker{ display:none; }

/* ---------- Başvuru Formu ---------- */
.apply{ background:var(--ink); color:#fff; }
.apply-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:52px; align-items:flex-start; }
.apply-side h2{ color:#fff; }
.apply-points{ margin-top:22px; }
.apply-points li{
  display:flex; gap:12px; padding:12px 0; border-top:1px solid var(--line-dark);
  color:#C4CADA; font-size:14.5px;
}
.apply-points li:first-child{ border-top:none; }
.apply-points svg{ color:var(--gold-2); flex-shrink:0; margin-top:2px; }

.form-card{
  background:var(--paper-2); color:var(--ink);
  border-radius:var(--radius-lg); padding:32px;
  box-shadow:var(--shadow-card);
}
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field{ margin-bottom:18px; }
.field label{
  display:block; font-size:13px; font-weight:600; margin-bottom:7px; color:var(--ink-2);
}
.field input, .field select, .field textarea{
  width:100%; padding:13px 14px; border-radius:10px; border:1.5px solid var(--line);
  font-family:var(--font-body); font-size:14.5px; background:#fff; color:var(--ink);
  transition:border-color .18s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color:var(--gold);
}
.field textarea{ resize:vertical; min-height:90px; }
.hp-field{ position:absolute; left:-9999px; opacity:0; height:0; }

.form-msg{
  margin-top:16px; padding:14px 16px; border-radius:10px; font-size:14px; display:none;
}
.form-msg.show{ display:block; }
.form-msg.ok{ background:#E7F3EE; color:var(--emerald); border:1px solid #BFE1D2; }
.form-msg.err{ background:#FBEAE4; color:var(--danger); border:1px solid #F0C7B8; }

.form-note{ font-size:12px; color:var(--slate-2); margin-top:14px; }

/* ---------- Footer ---------- */
.site-footer{ background:#0C1830; color:#9BA4BC; padding:60px 0 26px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; margin-bottom:40px; }
.footer-logo{ color:#fff; font-family:var(--font-display); font-size:20px; margin-bottom:12px; }
.footer-logo-img{ height:34px; width:auto; margin-bottom:14px; }
.footer-col h4{ color:#fff; font-size:14px; margin-bottom:16px; }
.footer-col li{ margin-bottom:10px; font-size:14px; }
.footer-col a:hover{ color:#fff; }
.footer-bottom{
  border-top:1px solid var(--line-dark); padding-top:22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:12.5px;
}

/* ---------- Sticky mobil CTA ---------- */
.sticky-cta{
  position:fixed; bottom:0; left:0; right:0; z-index:150;
  background:var(--paper-2); border-top:1px solid var(--line);
  padding:12px 16px; display:none; gap:10px;
  box-shadow:0 -10px 30px -20px rgba(0,0,0,.3);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; }
  .why-grid{ grid-template-columns:repeat(2,1fr); }
  .feature-grid{ grid-template-columns:repeat(2,1fr); }
  .process-list{ grid-template-columns:repeat(2,1fr); }
  .price-band{ grid-template-columns:1fr; }
  .apply-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}

@media (max-width: 720px){
  .main-nav{ display:none; }
  .header-cta .btn-outline{ display:none; }
  .nav-toggle{ display:flex; }
  .why-grid, .feature-grid, .process-list{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
  .karne{ transform:none; }
  .sticky-cta{ display:flex; }
  section{ padding:64px 0; }
  .hero{ padding:44px 0 76px; }
}