/* AppCook ana sayfası. Varsayılan koyu tema; sistem açık temadaysa ya da data-tema="acik" ise açık tema. */
:root {
  --zemin: #0b0b12;
  --yuzey: rgba(255, 255, 255, 0.04);
  --yuzey-2: rgba(255, 255, 255, 0.07);
  --cizgi: rgba(255, 255, 255, 0.09);
  --cizgi-guclu: rgba(255, 255, 255, 0.18);
  --metin: #f2f1f7;
  --soluk: #a09fb2;
  --cok-soluk: #6d6c80;
  --vurgu-1: #ff8a3d;
  --vurgu-2: #e5487a;
  --isik-1: rgba(255, 122, 61, 0.28);
  --isik-2: rgba(124, 92, 255, 0.24);
  --golge: 0 20px 50px -20px rgba(0, 0, 0, 0.7);
  --yaricap: 18px;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root:not([data-tema="koyu"]) {
    --zemin: #faf9f7;
    --yuzey: rgba(255, 255, 255, 0.75);
    --yuzey-2: #ffffff;
    --cizgi: rgba(20, 18, 40, 0.08);
    --cizgi-guclu: rgba(20, 18, 40, 0.18);
    --metin: #17161f;
    --soluk: #5b5a6b;
    --cok-soluk: #8a899a;
    --isik-1: rgba(255, 138, 61, 0.22);
    --isik-2: rgba(124, 92, 255, 0.16);
    --golge: 0 20px 40px -24px rgba(30, 20, 60, 0.25);
    color-scheme: light;
  }
}
:root[data-tema="acik"] {
  --zemin: #faf9f7;
  --yuzey: rgba(255, 255, 255, 0.75);
  --yuzey-2: #ffffff;
  --cizgi: rgba(20, 18, 40, 0.08);
  --cizgi-guclu: rgba(20, 18, 40, 0.18);
  --metin: #17161f;
  --soluk: #5b5a6b;
  --cok-soluk: #8a899a;
  --isik-1: rgba(255, 138, 61, 0.22);
  --isik-2: rgba(124, 92, 255, 0.16);
  --golge: 0 20px 40px -24px rgba(30, 20, 60, 0.25);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--zemin);
  color: var(--metin);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color .3s ease, color .3s ease;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
.kap { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .kap { padding: 0 32px; } }

/* Arka plan: yumuşak ışıklar ve silik ızgara */
.arka { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.isik { position: absolute; width: 60vmax; height: 60vmax; border-radius: 50%; filter: blur(80px); }
.isik-1 { background: var(--isik-1); top: -30vmax; left: -15vmax; animation: suzul 22s ease-in-out infinite alternate; }
.isik-2 { background: var(--isik-2); top: -10vmax; right: -25vmax; animation: suzul 28s ease-in-out infinite alternate-reverse; }
.izgara {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--cizgi) 1px, transparent 1px),
    linear-gradient(90deg, var(--cizgi) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}
@keyframes suzul { to { transform: translate(6vmax, 8vmax) scale(1.1); } }

/* Üst çubuk */
.ust {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: color-mix(in srgb, var(--zemin) 70%, transparent);
  border-bottom: 1px solid var(--cizgi);
}
.ust-ic { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }
.logo img { border-radius: 9px; }
.logo b {
  background: linear-gradient(120deg, var(--vurgu-1), var(--vurgu-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.menu { display: flex; align-items: center; gap: 4px; }
.menu a { padding: 8px 12px; border-radius: 10px; color: var(--soluk); font-size: 15px; transition: color .2s, background .2s; }
.menu a:hover { color: var(--metin); background: var(--yuzey-2); }
@media (max-width: 520px) { .menu a { display: none; } }
.tema-dugme {
  margin-left: 6px; width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 11px; border: 1px solid var(--cizgi); background: var(--yuzey); color: var(--metin);
  cursor: pointer; transition: border-color .2s, transform .2s;
}
.tema-dugme:hover { border-color: var(--cizgi-guclu); transform: rotate(-12deg); }
.tema-dugme svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.tema-dugme .gunes { display: none; }
:root[data-tema="acik"] .tema-dugme .gunes { display: none; }
:root:not([data-tema="acik"]) .tema-dugme .gunes { display: block; }
:root:not([data-tema="acik"]) .tema-dugme .ay { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-tema="koyu"]) .tema-dugme .gunes { display: none; }
  :root:not([data-tema="koyu"]) .tema-dugme .ay { display: block; }
}

/* Giriş bölümü */
.kahraman { padding-top: clamp(56px, 10vw, 112px); padding-bottom: clamp(40px, 6vw, 72px); text-align: center; }
.rozet {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px; font-size: 13px; color: var(--soluk);
  border: 1px solid var(--cizgi); background: var(--yuzey);
  animation: belir .6s ease both;
}
.nokta { width: 8px; height: 8px; border-radius: 50%; background: var(--vurgu-1); box-shadow: 0 0 0 0 var(--vurgu-1); animation: nabiz 2s infinite; }
@keyframes nabiz { 70% { box-shadow: 0 0 0 8px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
h1 {
  margin: 22px auto 0; max-width: 820px;
  font-size: clamp(36px, 6.5vw, 68px); line-height: 1.05; letter-spacing: -0.035em; font-weight: 700;
  animation: belir .6s .08s ease both;
}
.vurgu {
  background: linear-gradient(120deg, var(--vurgu-1) 10%, var(--vurgu-2) 60%, #9d6bff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.giris { margin: 22px auto 0; max-width: 620px; color: var(--soluk); font-size: clamp(16px, 2vw, 19px); animation: belir .6s .16s ease both; }
.eylemler { margin-top: 34px; display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; animation: belir .6s .24s ease both; }
.dugme {
  display: inline-flex; align-items: center; justify-content: center; height: 48px; padding: 0 24px;
  border-radius: 14px; font-weight: 600; font-size: 15px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.dugme.birincil {
  color: #fff; background: linear-gradient(120deg, var(--vurgu-1), var(--vurgu-2));
  box-shadow: 0 10px 30px -10px var(--vurgu-2);
}
.dugme.birincil:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -10px var(--vurgu-2); }
.dugme.ikincil { border: 1px solid var(--cizgi-guclu); background: var(--yuzey); }
.dugme.ikincil:hover { transform: translateY(-2px); border-color: var(--soluk); }
.sayilar {
  margin: 56px auto 0; display: flex; justify-content: center; gap: clamp(24px, 6vw, 64px);
  animation: belir .6s .32s ease both;
}
.sayilar div { text-align: center; }
.sayilar dt { font-size: clamp(28px, 4vw, 38px); font-weight: 700; letter-spacing: -0.03em; }
.sayilar dd { margin: 0; color: var(--cok-soluk); font-size: 14px; }
@keyframes belir { from { opacity: 0; transform: translateY(14px); } }

/* Bölümler */
.bolum { padding-top: 48px; padding-bottom: 48px; }
.bolum-bas { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 22px; }
h2 { margin: 0; font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -0.03em; line-height: 1.15; }
.bolum-bas p { margin: 6px 0 0; color: var(--soluk); }
.ara {
  display: flex; align-items: center; gap: 8px; height: 44px; padding: 0 14px; width: min(100%, 300px);
  border: 1px solid var(--cizgi); border-radius: 12px; background: var(--yuzey); transition: border-color .2s;
}
.ara:focus-within { border-color: var(--vurgu-1); }
.ara svg { width: 18px; height: 18px; flex: none; fill: none; stroke: var(--cok-soluk); stroke-width: 2; stroke-linecap: round; }
.ara input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--metin); font: inherit; font-size: 15px; }
.ara input::placeholder { color: var(--cok-soluk); }

.filtreler { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.filtre {
  height: 36px; padding: 0 16px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--cizgi); background: var(--yuzey); color: var(--soluk); font: inherit; font-size: 14px;
  transition: color .2s, border-color .2s, background .2s;
}
.filtre:hover { color: var(--metin); border-color: var(--cizgi-guclu); }
.filtre[aria-selected="true"] { color: #fff; border-color: transparent; background: linear-gradient(120deg, var(--vurgu-1), var(--vurgu-2)); }

/* Kartlar */
.izgara-kart { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.kart {
  --r: #ff8a3d;
  position: relative; display: flex; flex-direction: column; gap: 6px; padding: 24px;
  border-radius: var(--yaricap); border: 1px solid var(--cizgi); background: var(--yuzey);
  box-shadow: var(--golge); overflow: hidden; isolation: isolate;
  transition: transform .25s ease, border-color .25s ease;
  animation: belir .5s var(--gecikme, 0ms) ease both;
}
.kart::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .3s ease;
  background: radial-gradient(500px circle at 0% 0%, color-mix(in srgb, var(--r) 16%, transparent), transparent 60%);
}
a.kart:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--r) 55%, transparent); }
a.kart:hover::before, a.kart:focus-visible::before { opacity: 1; }
a.kart:focus-visible { outline: 2px solid var(--r); outline-offset: 3px; }
.kart.pasif { cursor: default; }
.kart.pasif .kart-ikon { filter: saturate(.55); }
.renk-turuncu { --r: #ff8a3d; }
.renk-mor { --r: #9d6bff; }
.renk-mavi { --r: #3d9bff; }
.renk-yesil { --r: #2fc17e; }
.renk-pembe { --r: #ec4f8c; }
.renk-sari { --r: #f2b230; }

.kart-bas { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.kart-ikon {
  width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px;
  background: color-mix(in srgb, var(--r) 16%, transparent); color: var(--r);
  border: 1px solid color-mix(in srgb, var(--r) 30%, transparent);
}
.kart-ikon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.durum { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; display: inline-flex; align-items: center; gap: 6px; }
.durum::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.durum.acik { color: #2fc17e; background: rgba(47, 193, 126, 0.12); }
.durum.yakinda { color: var(--cok-soluk); background: var(--yuzey-2); }
.kart-kategori { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--r); font-weight: 600; }
.kart h3 { margin: 0; font-size: 21px; letter-spacing: -0.02em; }
.kart p { margin: 0; color: var(--soluk); font-size: 15px; flex: 1; }
.kart-alt { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; }
.etiketler { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.etiketler li { font-size: 12px; padding: 3px 9px; border-radius: 8px; color: var(--soluk); border: 1px solid var(--cizgi); }
.git { display: inline-flex; align-items: center; gap: 4px; font-size: 14px; font-weight: 600; color: var(--r); white-space: nowrap; }
.git svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; transition: transform .2s; }
a.kart:hover .git svg { transform: translate(2px, -2px); }
.bos { text-align: center; color: var(--soluk); padding: 40px 0; }

/* Adımlar */
.adimlar { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); }
.adimlar li { padding: 26px; border-radius: var(--yaricap); border: 1px solid var(--cizgi); background: var(--yuzey); }
.adim-no {
  font-size: 13px; font-weight: 700; letter-spacing: .1em;
  background: linear-gradient(120deg, var(--vurgu-1), var(--vurgu-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.adimlar h3 { margin: 8px 0 6px; font-size: 20px; letter-spacing: -0.02em; }
.adimlar p { margin: 0; color: var(--soluk); font-size: 15px; }

/* Alt bilgi */
.alt { margin-top: 40px; border-top: 1px solid var(--cizgi); }
.alt-ic { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding-top: 24px; padding-bottom: 24px; font-size: 14px; }
.soluk { color: var(--cok-soluk); }

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