/* Gürbüz Güler — kurumsal site
   Düzen: sola yaslı 12 kolon ızgara, geniş boşluk, tek vurgu rengi (grafik sarısı).
   Renkler: mürekkep laciverti zemin vurguları, soğuk beyaz sayfa, kehribar vurgu. */
:root {
  --bg: #f5f7fa;
  --bg-2: #ffffff;
  --ink: #0f1a2e;
  --ink-2: #44506a;
  --ink-3: #7b86a0;
  --line: #dde3ec;
  --navy: #0f2a5f;
  --navy-2: #163a7d;
  --accent: #e8a317;
  --accent-ink: #1a1300;
  --up: #1f9d61;
  --down: #d94848;
  --display: "Manrope", "Segoe UI", system-ui, sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --radius: 14px;
  --shadow: 0 10px 40px rgba(15, 26, 46, 0.10);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0c1424; --bg-2: #121d33; --ink: #eef2f8; --ink-2: #b7c1d6; --ink-3: #7f8ba6;
    --line: #243352; --navy: #16305f; --navy-2: #1e3f7a; --accent: #f0b43a; --accent-ink: #1a1300;
    --shadow: 0 10px 40px rgba(0,0,0,0.45); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0c1424; --bg-2: #121d33; --ink: #eef2f8; --ink-2: #b7c1d6; --ink-3: #7f8ba6;
  --line: #243352; --navy: #16305f; --navy-2: #1e3f7a; --accent: #f0b43a; --accent-ink: #1a1300;
  --shadow: 0 10px 40px rgba(0,0,0,0.45); color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--body); font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); line-height: 1.12; letter-spacing: -0.01em; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0; }
.lead { font-size: 1.15rem; color: var(--ink-2); max-width: 36em; }
.eyebrow {
  font-family: var(--display); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--navy-2); display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 3px; background: var(--accent); border-radius: 2px; }
:root[data-theme="dark"] .eyebrow, :root:not([data-theme="light"]) .eyebrow { color: var(--ink-2); }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .eyebrow { color: var(--navy-2); } }

.wrap {
  max-width: 1160px; margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.band { padding-block: clamp(56px, 8vw, 104px); }
.band.tight { padding-block: clamp(40px, 6vw, 72px); }
.band.navy { background: var(--navy); color: #fff; }
.band.navy .eyebrow { color: #cfdbf2; }
.band.navy .lead { color: #cfdbf2; }
.band.alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* Üst çubuk */
.topbar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--display); font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; }
.logo svg { width: 34px; height: 34px; }
.nav { display: flex; gap: 22px; align-items: center; }
.nav a { text-decoration: none; color: var(--ink-2); font-weight: 600; font-size: 0.95rem; }
.nav a:hover { color: var(--ink); }
.nav .btn { padding: 10px 16px; }
@media (max-width: 760px) { .nav a:not(.btn) { display: none; } }

/* Düğmeler */
.btn {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none; cursor: pointer;
  font-family: var(--display); font-weight: 800; font-size: 1rem; border-radius: 12px;
  padding: 15px 24px; border: 2px solid transparent; transition: transform .15s ease, box-shadow .15s ease;
}
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.btn.primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 8px 24px rgba(232,163,23,0.35); }
.btn.primary:hover { transform: translateY(-2px); }
.btn.ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.band.navy .btn.ghost { border-color: rgba(255,255,255,0.35); color: #fff; }
.btn svg { width: 18px; height: 18px; }

/* Giriş bölümü */
.hero .wrap { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.hero-text { display: grid; gap: 22px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 28px; padding-top: 10px; border-top: 1px solid var(--line); margin-top: 8px; }
.fact { display: grid; gap: 2px; }
.fact b { font-family: var(--display); font-size: 1.6rem; font-weight: 800; color: var(--navy-2); font-variant-numeric: tabular-nums; }
.fact span { font-size: 0.9rem; color: var(--ink-3); }
.portrait { position: relative; }
.portrait img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 20%; border-radius: 20px; box-shadow: var(--shadow); }
.portrait .tag {
  position: absolute; left: 18px; bottom: 18px; background: var(--navy); color: #fff; padding: 12px 16px; border-radius: 12px;
  font-family: var(--display); font-weight: 700; font-size: 0.95rem; line-height: 1.3; box-shadow: var(--shadow);
}
.portrait .tag small { display: block; font-weight: 500; color: #cfdbf2; font-size: 0.8rem; }
.portrait .chart { position: absolute; right: -8px; top: -18px; width: 150px; height: 70px; background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px; padding: 8px; box-shadow: var(--shadow); }
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .portrait { max-width: 420px; }
  .portrait .chart { right: 0; top: -14px; }
}

/* Izgara kartlar */
.grid { display: grid; gap: 20px; }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid.c3, .grid.c4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid.c3, .grid.c2, .grid.c4 { grid-template-columns: 1fr; } }
.card { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: grid; gap: 12px; min-width: 0; }
.card .ico { width: 44px; height: 44px; border-radius: 10px; background: color-mix(in srgb, var(--navy-2) 10%, transparent); display: grid; place-items: center; color: var(--navy-2); }
.card .ico svg { width: 24px; height: 24px; }
.card p { color: var(--ink-2); }
.card .num { font-family: var(--display); font-weight: 800; font-size: 0.85rem; color: var(--accent); letter-spacing: 0.1em; }
.card ul { margin: 0; padding-left: 18px; color: var(--ink-2); display: grid; gap: 6px; }
.section-head { display: grid; gap: 12px; max-width: 46em; margin-bottom: clamp(26px, 4vw, 44px); }

/* Kontrol listesi */
.checks { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 28px; }
@media (max-width: 700px) { .checks { grid-template-columns: 1fr; } }
.checks li { list-style: none; display: flex; gap: 12px; align-items: flex-start; color: var(--ink-2); }
.checks li::before { content: ""; flex: 0 0 22px; height: 22px; margin-top: 3px; border-radius: 50%; background: var(--up); -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20zm-1.2 14.4-4-4 1.4-1.4 2.6 2.6 5.6-5.6 1.4 1.4z'/></svg>") center/contain no-repeat; mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20zm-1.2 14.4-4-4 1.4-1.4 2.6 2.6 5.6-5.6 1.4 1.4z'/></svg>") center/contain no-repeat; }
.checks ul, ul.checks { padding: 0; margin: 0; }

/* Adımlar */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: adim; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.step { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: grid; gap: 10px; }
.step::before { counter-increment: adim; content: counter(adim); width: 40px; height: 40px; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-family: var(--display); font-weight: 800; }
.step p { color: var(--ink-2); }

/* Fiyat kartı */
.price-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 860px) { .price-wrap { grid-template-columns: 1fr; } }
.price-card { background: var(--bg-2); color: var(--ink); border-radius: 20px; padding: 34px; box-shadow: var(--shadow); display: grid; gap: 18px; }
.price-old { color: var(--ink-3); text-decoration: line-through; font-size: 1.1rem; }
.price-now { font-family: var(--display); font-weight: 800; font-size: clamp(2.6rem, 5vw, 3.6rem); letter-spacing: -0.02em; line-height: 1; color: var(--navy-2); font-variant-numeric: tabular-nums; }
.price-note { color: var(--ink-3); font-size: 0.95rem; }
.price-card ul { margin: 0; padding: 0; display: grid; gap: 8px; }
.price-card .pay { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; color: var(--ink-3); font-size: 0.9rem; }

/* SSS */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px; padding: 0 20px; }
.faq summary { cursor: pointer; font-family: var(--display); font-weight: 700; padding: 18px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 0 18px; color: var(--ink-2); }

/* Eğitmen */
.about { display: grid; grid-template-columns: 300px 1fr; gap: 40px; align-items: start; }
@media (max-width: 760px) { .about { grid-template-columns: 1fr; } }
.about img { border-radius: 16px; aspect-ratio: 4/5; object-fit: cover; object-position: 50% 20%; }
.about.wide { grid-template-columns: 1.1fr 1fr; }
.about.wide img { aspect-ratio: 16 / 9; object-position: 50% 50%; }
@media (max-width: 760px) { .about.wide { grid-template-columns: 1fr; } }
.about .text { display: grid; gap: 14px; }
.about .text p { color: var(--ink-2); }

/* Uyarı */
.notice { border-left: 4px solid var(--accent); background: var(--bg-2); border-radius: 0 12px 12px 0; padding: 16px 20px; color: var(--ink-2); font-size: 0.95rem; }

/* Formlar */
.form { display: grid; gap: 16px; max-width: 560px; }
.field { display: grid; gap: 6px; }
.field label { font-weight: 600; font-size: 0.95rem; }
.field input, .field textarea, .field select {
  font: inherit; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--bg-2); color: var(--ink); width: 100%;
}
.field input:focus-visible, .field textarea:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 60%, transparent); outline-offset: 1px; }
.form .ok { background: color-mix(in srgb, var(--up) 12%, transparent); border: 1px solid var(--up); padding: 14px 16px; border-radius: 10px; }
.form .err { background: color-mix(in srgb, var(--down) 12%, transparent); border: 1px solid var(--down); padding: 14px 16px; border-radius: 10px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 0.92rem; color: var(--ink-2); }
.consent input { margin-top: 5px; }

/* Düz metin sayfaları */
.doc { max-width: 760px; display: grid; gap: 18px; }
.doc h2 { font-size: 1.3rem; margin-top: 14px; }
.doc p, .doc li { color: var(--ink-2); }
.doc ol, .doc ul { padding-left: 22px; margin: 0; display: grid; gap: 8px; }
.doc .meta { color: var(--ink-3); font-size: 0.95rem; }

/* Alt bilgi */
footer { background: var(--navy); color: #cfdbf2; padding-block: 48px 28px; }
footer .wrap { display: grid; gap: 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; }
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }
footer h4 { color: #fff; font-family: var(--display); margin: 0 0 10px; font-size: 0.95rem; letter-spacing: 0.06em; text-transform: uppercase; }
footer a { color: #cfdbf2; text-decoration: none; }
footer a:hover { color: #fff; }
footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 0.95rem; }
footer .logo { color: #fff; }
.pay-logos { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.pay-logos span { display: inline-flex; align-items: center; gap: 6px; background: #fff; color: #0f1a2e; border-radius: 8px; padding: 6px 12px; font-family: var(--display); font-weight: 800; font-size: 0.85rem; letter-spacing: 0.02em; }
.pay-logos .visa { color: #1a1f71; font-style: italic; }
.pay-logos .mc { color: #eb001b; }
.pay-logos .mc i { color: #f79e1b; font-style: normal; }
.pay-logos .iyz { color: #1e64ff; }
.pay-logos .ssl { color: #1f9d61; }
.foot-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 18px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 0.85rem; color: #9fb2d6; }
.foot-legal { font-size: 0.85rem; color: #9fb2d6; max-width: 70em; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn:hover { transform: none; } }