/* ===================================================================
   Ödev Analiz — ortak site stili
   Renkler uygulamanın AppRenkler paletiyle birebir aynı (theme.dart).
   TEK stil dosyası: bir rengi burada değiştirince tüm site değişir.
   =================================================================== */

:root {
  --bg:      #0f1419;
  --kart:    #192129;
  --kart2:   #1e2831;
  --vurgu:   #4f6ef7;
  --vurgu2:  #6d86f9;
  --metin:   #e6edf3;
  --metin2:  #9aa7b2;
  --sinir:   #2a333d;
  --yesil:   #3fb950;
  --turuncu: #f0883e;

  --en:   1120px;   /* geniş bölüm */
  --yazi: 720px;    /* uzun metin — okunabilirlik için dar */
  --r:    16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--metin);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               Helvetica, Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video, iframe { max-width: 100%; }

a { color: var(--vurgu2); }

/* ── Düzen ────────────────────────────────────────────────── */
.wrap { max-width: var(--en); margin: 0 auto; padding: 0 20px; }
.dar  { max-width: var(--yazi); margin: 0 auto; padding: 0 20px; }

section { padding: 72px 0; }
section.sik { padding: 48px 0; }

.bant { background: var(--kart); border-top: 1px solid var(--sinir);
        border-bottom: 1px solid var(--sinir); }

/* ── Tipografi ────────────────────────────────────────────── */
h1, h2, h3 { line-height: 1.25; margin: 0 0 14px; font-weight: 700; }
h1 { font-size: clamp(30px, 5vw, 46px); letter-spacing: -0.5px; }
h2 { font-size: clamp(24px, 3.4vw, 32px); letter-spacing: -0.3px; }
h3 { font-size: 19px; }
p  { margin: 0 0 16px; }

.ust {
  color: var(--vurgu2); font-size: 13px; font-weight: 700;
  letter-spacing: 1.4px; text-transform: uppercase; margin-bottom: 10px;
}
.spot { font-size: clamp(17px, 2.2vw, 20px); color: var(--metin2);
        max-width: 640px; }
.ikincil { color: var(--metin2); }
.kucuk { font-size: 14px; color: var(--metin2); }
.orta { text-align: center; }
.orta .spot { margin-left: auto; margin-right: auto; }

/* ── Üst menü ─────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15, 20, 25, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sinir);
}
.nav .ic { display: flex; align-items: center; gap: 22px;
           height: 62px; max-width: var(--en); margin: 0 auto; padding: 0 20px; }
.marka { display: flex; align-items: center; gap: 9px;
         font-weight: 700; font-size: 17px; color: var(--metin);
         text-decoration: none; margin-right: auto; }
.marka .rozet {
  width: 28px; height: 28px; border-radius: 8px; flex: 0 0 28px;
  background: linear-gradient(135deg, var(--vurgu), #8b5cf6);
  display: grid; place-items: center; font-size: 15px;
}
.nav a.bag { color: var(--metin2); text-decoration: none; font-size: 15px;
             font-weight: 500; }
.nav a.bag:hover, .nav a.bag[aria-current="page"] { color: var(--metin); }
.nav .mob { display: none; }

@media (max-width: 720px) {
  .nav .ic { gap: 14px; height: 56px; }
  .nav a.bag { display: none; }
  .nav .mob { display: inline-flex; }
}

/* ── Düğmeler ─────────────────────────────────────────────── */
.dugme {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 22px; border-radius: 12px;
  background: var(--vurgu); color: #fff;
  text-decoration: none; font-weight: 600; font-size: 15px;
  border: 1px solid transparent; cursor: pointer;
  transition: background .15s, transform .15s;
}
.dugme:hover { background: var(--vurgu2); transform: translateY(-1px); }
.dugme.sade { background: transparent; color: var(--metin);
              border-color: var(--sinir); }
.dugme.sade:hover { background: var(--kart2); border-color: var(--vurgu); }
.dugme.kck { padding: 9px 16px; font-size: 14px; }

.dugmeler { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.orta .dugmeler { justify-content: center; }

/* ── Kartlar ──────────────────────────────────────────────── */
.izgara { display: grid; gap: 18px; }
.izgara.i2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.izgara.i3 { grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); }

.kart {
  background: var(--kart); border: 1px solid var(--sinir);
  border-radius: var(--r); padding: 26px;
}
.kart h3 { margin-bottom: 8px; }
.kart p:last-child { margin-bottom: 0; }
.kart .simge { font-size: 26px; margin-bottom: 12px; display: block; }

a.kart { text-decoration: none; color: inherit; display: block;
         transition: border-color .15s, transform .15s; }
a.kart:hover { border-color: var(--vurgu); transform: translateY(-2px); }

/* ── Adım listesi ─────────────────────────────────────────── */
.adimlar { list-style: none; padding: 0; margin: 0; counter-reset: adim; }
.adimlar li {
  counter-increment: adim; position: relative;
  padding: 0 0 26px 56px; border-left: 2px solid var(--sinir);
  margin-left: 17px;
}
.adimlar li:last-child { border-left-color: transparent; padding-bottom: 0; }
.adimlar li::before {
  content: counter(adim);
  position: absolute; left: -18px; top: -4px;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--vurgu); color: #fff;
  display: grid; place-items: center;
  font-size: 15px; font-weight: 700;
}
.adimlar li b { display: block; font-size: 17px; margin-bottom: 4px; }

/* ── Rol akışı ────────────────────────────────────────────── */
.akis { display: grid; gap: 14px;
        grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.akis .rol {
  background: var(--kart); border: 1px solid var(--sinir);
  border-radius: var(--r); padding: 22px; position: relative;
}
.akis .rol .etiket {
  font-size: 12px; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--vurgu2); margin-bottom: 8px;
}
.akis .rol p { font-size: 15px; margin: 0; color: var(--metin2); }
.akis .rol b { color: var(--metin); }

/* ── Vurgu kutusu ─────────────────────────────────────────── */
.kutu {
  border-radius: var(--r); padding: 22px 24px;
  border: 1px solid var(--sinir); background: var(--kart);
  border-left: 4px solid var(--vurgu);
}
.kutu.uyari  { border-left-color: var(--turuncu); }
.kutu.tamam  { border-left-color: var(--yesil); }
.kutu h3 { margin-bottom: 6px; font-size: 17px; }
.kutu p:last-child { margin-bottom: 0; }

/* ── Video ────────────────────────────────────────────────── */
.video {
  position: relative; width: 100%; aspect-ratio: 16 / 9;
  background: var(--kart2); border: 1px solid var(--sinir);
  border-radius: var(--r); overflow: hidden;
  display: grid; place-items: center; cursor: pointer;
}
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%;
                border: 0; }
.video .kapak { position: absolute; inset: 0; width: 100%; height: 100%;
                object-fit: cover; }
.video .oynat {
  position: relative; z-index: 2;
  width: 66px; height: 66px; border-radius: 50%;
  background: var(--vurgu); border: 0; color: #fff;
  display: grid; place-items: center; cursor: pointer;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .45);
  transition: transform .15s, background .15s;
}
.video:hover .oynat { transform: scale(1.08); background: var(--vurgu2); }
.video .oynat::before {
  content: ""; width: 0; height: 0; margin-left: 4px;
  border-left: 19px solid #fff;
  border-top: 12px solid transparent; border-bottom: 12px solid transparent;
}
/* Video kimliği girilmemiş kart */
.video.bos { cursor: default; }
.video.bos .bekliyor {
  text-align: center; color: var(--metin2); font-size: 15px; padding: 20px;
}
.video.bos .bekliyor .b { display: block; color: var(--metin);
                          font-weight: 600; margin-bottom: 4px; }

figure.videolu { margin: 0 0 24px; }
figure.videolu figcaption { color: var(--metin2); font-size: 14px;
                            margin-top: 10px; }

/* ── Sekmeler ─────────────────────────────────────────────── */
.sekmeler { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.sekmeler button {
  padding: 11px 20px; border-radius: 11px; cursor: pointer;
  background: var(--kart); border: 1px solid var(--sinir);
  color: var(--metin2); font-size: 15px; font-weight: 600;
  font-family: inherit; transition: all .15s;
}
.sekmeler button:hover { color: var(--metin); border-color: var(--vurgu); }
.sekmeler button[aria-selected="true"] {
  background: var(--vurgu); border-color: var(--vurgu); color: #fff;
}
.panel[hidden] { display: none; }

/* ── SSS ──────────────────────────────────────────────────── */
details.sss {
  background: var(--kart); border: 1px solid var(--sinir);
  border-radius: 12px; padding: 18px 22px; margin-bottom: 12px;
}
details.sss summary {
  cursor: pointer; font-weight: 600; font-size: 16px; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
}
details.sss summary::-webkit-details-marker { display: none; }
details.sss summary::after { content: "+"; color: var(--vurgu2);
                             font-size: 22px; font-weight: 400; flex: 0 0 auto; }
details.sss[open] summary::after { content: "−"; }
details.sss p { margin: 14px 0 0; color: var(--metin2); }

/* ── Yazı (rehber içeriği) ────────────────────────────────── */
.yazi { max-width: var(--yazi); margin: 0 auto; padding: 0 20px; }
.yazi h2 { margin-top: 40px; }
.yazi h3 { margin-top: 28px; }
.yazi ul, .yazi ol { padding-left: 22px; margin: 0 0 18px; }
.yazi li { margin-bottom: 8px; }
.yazi blockquote {
  margin: 24px 0; padding: 4px 0 4px 20px;
  border-left: 3px solid var(--vurgu); color: var(--metin2); font-style: italic;
}
.yazi img { border-radius: 12px; border: 1px solid var(--sinir); }
.meta { color: var(--metin2); font-size: 14px; margin-bottom: 28px; }
.etiketler { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.etiket {
  font-size: 12px; font-weight: 600; letter-spacing: .4px;
  padding: 5px 11px; border-radius: 99px;
  background: var(--kart2); border: 1px solid var(--sinir); color: var(--metin2);
}

/* ── Alt bilgi ────────────────────────────────────────────── */
footer.alt {
  border-top: 1px solid var(--sinir); background: var(--kart);
  padding: 44px 0 34px; margin-top: 20px;
}
footer.alt .siralar { display: grid; gap: 30px;
                      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
footer.alt h4 { font-size: 14px; margin: 0 0 12px; color: var(--metin);
                letter-spacing: .3px; }
footer.alt a { display: block; color: var(--metin2); text-decoration: none;
               font-size: 15px; margin-bottom: 9px; }
footer.alt a:hover { color: var(--metin); }
footer.alt .telif { border-top: 1px solid var(--sinir); margin-top: 30px;
                    padding-top: 22px; color: var(--metin2); font-size: 14px; }

/* ── Erişilebilirlik ──────────────────────────────────────── */
:focus-visible { outline: 2px solid var(--vurgu2); outline-offset: 3px;
                 border-radius: 6px; }
.atla {
  position: absolute; left: -9999px; top: 8px;
  background: var(--vurgu); color: #fff; padding: 10px 16px;
  border-radius: 8px; z-index: 100; text-decoration: none;
}
.atla:focus { left: 12px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}