/* PiyasApp Blog — piyasa sitesiyle aynı jetonlar (Theme.swift: açık / koyu). Mobil öncelikli. */
@font-face { font-family: "Hanken Grotesk"; src: url("/assets/fonts/hanken-grotesk-latin.woff2") format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Hanken Grotesk"; src: url("/assets/fonts/hanken-grotesk-latin-ext.woff2") format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

:root {
  --zemin: #FFFFFF; --yuzey: #F4F4F1; --yuzey2: #E9E9E5; --cizgi: #E7E7E3;
  --murekkep: #111111; --metin2: #5F5F5F; --murekkep-ustu: #FFFFFF;
  --sari: #FFD200; --sari-ustu: #111111; --mavi: #0B5FFF; --kirmizi: #E8202F; --yesil: #16A34A;
  --golge: 0 1px 2px rgba(0,0,0,.06), 0 12px 32px rgba(0,0,0,.08);
  --golge-buyuk: 0 2px 6px rgba(0,0,0,.06), 0 30px 80px rgba(0,0,0,.16);
  --cam: rgba(255,255,255,.72);
  --r-s: 12px; --r-m: 20px; --r-l: 32px;
  --kenar: max(20px, env(safe-area-inset-left));
  --gen: 1120px; --oku: 680px;
  --yay: cubic-bezier(.2, .8, .2, 1);
  --gostr: "Hanken Grotesk", ui-sans-serif, system-ui, -apple-system, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --zemin: #0B0B0C; --yuzey: #18181B; --yuzey2: #232327; --cizgi: #2E2E33;
    --murekkep: #F5F5F4; --metin2: #A1A1AA; --murekkep-ustu: #0B0B0C;
    --golge: 0 1px 2px rgba(0,0,0,.4), 0 12px 32px rgba(0,0,0,.4);
    --golge-buyuk: 0 2px 6px rgba(0,0,0,.4), 0 30px 80px rgba(0,0,0,.6);
    --cam: rgba(11,11,12,.7);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: var(--zemin); color: var(--murekkep);
  font: 400 1.0625rem/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--mavi); outline-offset: 3px; border-radius: 6px; }
.gizli { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.atla { position: absolute; left: 12px; top: -48px; background: var(--murekkep); color: var(--murekkep-ustu); padding: 10px 14px; border-radius: 10px; z-index: 100; text-decoration: none; }
.atla:focus { top: 12px; }
.sar { width: min(var(--gen), 100% - 2 * var(--kenar)); margin-inline: auto; }
.oku { width: min(var(--oku), 100% - 2 * var(--kenar)); margin-inline: auto; }

h1, h2, h3 { font-family: var(--gostr); margin: 0; font-weight: 800; }
h1 { font-size: clamp(2.5rem, 7vw, 5rem); line-height: 1; letter-spacing: -.035em; }
h2 { font-size: clamp(1.85rem, 4.4vw, 3rem); line-height: 1.06; letter-spacing: -.028em; }
h3 { font-size: 1.25rem; line-height: 1.25; letter-spacing: -.01em; font-weight: 700; }
p { margin: 0; }
.ust { font: 700 .8125rem/1 var(--gostr); letter-spacing: .08em; text-transform: uppercase; color: var(--metin2); }
.giris { font-size: clamp(1.0625rem, 1.6vw, 1.25rem); line-height: 1.5; color: var(--metin2); max-width: 40ch; }
mark { background: none; color: inherit; position: relative; white-space: nowrap; }
mark::after { content: ""; position: absolute; left: .02em; right: .02em; bottom: -.06em; height: .14em; background: var(--sari); border-radius: 99px; }

.dugme { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; min-height: 52px; padding: 0 1.4rem; border-radius: 999px;
  font: 700 1rem/1 var(--gostr); text-decoration: none; border: 0; cursor: pointer; transition: transform .12s ease-out, background-color .2s, box-shadow .2s;
  -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
.dugme:active { transform: scale(.97); }
.dugme[disabled] { opacity: .55; cursor: not-allowed; }
.dugme-sari { background: var(--sari); color: var(--sari-ustu); box-shadow: 0 6px 20px rgba(255,210,0,.35); }
.dugme-koyu { background: var(--murekkep); color: var(--murekkep-ustu); }
.dugme-hafif { background: var(--yuzey); color: var(--murekkep); }
.dugme svg { width: 18px; height: 18px; flex: none; }

/* Üst çubuk */
.ustcubuk { position: sticky; top: 0; z-index: 50; transition: background-color .25s, box-shadow .25s; }
.ustcubuk.kaydi { background: var(--cam); -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px); box-shadow: 0 1px 0 var(--cizgi); }
.ustcubuk .sar { display: flex; align-items: center; gap: 1rem; height: 64px; }
.marka { display: flex; align-items: center; gap: .6rem; text-decoration: none; font: 800 1.1rem/1 var(--gostr); letter-spacing: -.02em; }
.marka img { width: 32px; height: 32px; border-radius: 9px; box-shadow: 0 1px 2px rgba(0,0,0,.15); }
.marka small { font-weight: 600; color: var(--metin2); font-size: .85rem; letter-spacing: 0; }
.menu { display: flex; gap: .25rem; margin-left: auto; }
.menu a { text-decoration: none; font-weight: 600; font-size: .95rem; padding: .55rem .8rem; border-radius: 999px; color: var(--metin2); }
.menu a:hover, .menu a[aria-current="page"] { color: var(--murekkep); background: var(--yuzey); }
.ustcubuk .dugme { min-height: 40px; padding: 0 1rem; font-size: .9rem; }
@media (max-width: 760px) { .menu { display: none; } .ustcubuk .dugme { margin-left: auto; } .marka small { display: none; } }

/* Kahraman */
.kahraman { padding: clamp(2.5rem, 7vw, 5.5rem) 0 clamp(2rem, 5vw, 4rem); }
.kahraman h1 { margin: 1rem 0 1.4rem; }
.kahraman .giris { margin-bottom: 2rem; }
.eylemler { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }
.sayac-satir { margin-top: 1.75rem; display: inline-block; padding: .7rem 1.1rem; border-radius: 999px; background: var(--yuzey); font-weight: 650; font-size: .975rem; }
.sayac-satir[hidden] { display: none; }
.sayac-satir b { font-family: var(--gostr); font-weight: 800; }

/* Kahraman: metin + telefon */
.kahraman .sar { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.kahraman h1 { max-width: 13ch; }
@media (max-width: 860px) { .kahraman .sar { grid-template-columns: 1fr; } .kahraman .sahne { order: 2; } }
.telefon { position: relative; width: min(300px, 70vw); aspect-ratio: 1170 / 2532; margin-inline: auto; border-radius: 13.5% / 6.3%; padding: 3.2%; background: #0E0E10; box-shadow: var(--golge-buyuk), inset 0 0 0 1.5px #3a3a3e; }
.telefon img { width: 100%; height: 100%; object-fit: cover; border-radius: 11% / 5.2%; background: var(--yuzey); }
@media (max-width: 860px) { .telefon { width: min(240px, 62vw); } }

/* Bölümler */
.bolum { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.bolum.ton { background: var(--yuzey); }
.bolum-baslik { display: grid; gap: .9rem; margin-bottom: clamp(1.75rem, 4vw, 2.75rem); }
.bolum-baslik .giris { max-width: 52ch; }

/* Sayaç kartları */
.sayac-kartlar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.sayac-kart { background: var(--zemin); border-radius: var(--r-m); padding: 1.4rem 1.2rem; box-shadow: var(--golge); }
.bolum:not(.ton) .sayac-kart { background: var(--yuzey); box-shadow: none; }
.sayac-kart b { display: block; font: 800 clamp(2.2rem, 7vw, 3.6rem)/1 var(--gostr); letter-spacing: -.03em; }
.sayac-kart span { display: block; margin-top: .45rem; color: var(--metin2); font-weight: 600; font-size: .95rem; }
.sayac-kart.sari, .bolum:not(.ton) .sayac-kart.sari { background: var(--sari); color: var(--sari-ustu); box-shadow: 0 10px 30px rgba(255,210,0,.3); }
.sayac-kart.sari span { color: rgba(17,17,17,.72); }
@media (max-width: 560px) { .sayac-kartlar { grid-template-columns: 1fr; } .sayac-kart { display: flex; align-items: baseline; gap: 1rem; } .sayac-kart span { margin: 0; } }

/* Yazı kartları */
.yazilar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
@media (max-width: 900px) { .yazilar { grid-template-columns: 1fr; } }
.yazi-kart { display: flex; flex-direction: column; background: var(--zemin); border-radius: var(--r-l); overflow: hidden; text-decoration: none; box-shadow: var(--golge); transition: transform .2s var(--yay); }
.bolum:not(.ton) .yazi-kart { background: var(--yuzey); box-shadow: none; }
.yazi-kart:active { transform: scale(.985); }
.yazi-kart .gorsel { aspect-ratio: 16 / 10; background: var(--yuzey2); overflow: hidden; }
.yazi-kart .gorsel img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 18%; }
.yazi-kart .govde { padding: 1.25rem 1.3rem 1.5rem; display: grid; gap: .6rem; }
.yazi-kart .ust { color: var(--metin2); }
.yazi-kart h3 { font-size: 1.3rem; }
.yazi-kart p { color: var(--metin2); font-size: .975rem; line-height: 1.5; }

/* Form */
.form-kart { background: var(--zemin); border-radius: var(--r-l); padding: clamp(1.25rem, 4vw, 2.25rem); box-shadow: var(--golge); }
.bolum:not(.ton) .form-kart { background: var(--yuzey); box-shadow: none; }
.form-kart form { display: grid; gap: 1.5rem; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
legend, .etiket { font: 700 .9rem/1.2 var(--gostr); margin-bottom: .6rem; display: block; padding: 0; }
.ipucu { color: var(--metin2); font-size: .875rem; line-height: 1.45; margin-top: .45rem; }
.cipler { display: flex; flex-wrap: wrap; gap: .5rem; }
.cip { position: relative; }
.cip input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.cip span { display: inline-flex; align-items: center; min-height: 44px; padding: 0 1.05rem; border-radius: 999px; background: var(--yuzey2); font-weight: 650; font-size: .95rem; transition: background-color .15s, color .15s, transform .12s; }
.bolum.ton .cip span, .form-kart .cip span { background: var(--yuzey); }
.bolum:not(.ton) .form-kart .cip span { background: var(--zemin); }
/* Seçili çip her zeminde sarı: zemin kuralları (.bolum … .cip span) daha özgül olduğundan seçiciler onlarla eşleştirildi. */
.cip input:checked + span,
.bolum.ton .cip input:checked + span,
.bolum .form-kart .cip input:checked + span { background: var(--sari); color: var(--sari-ustu); }
.cip input:active + span { transform: scale(.97); }
.cip input:focus-visible + span { outline: 3px solid var(--mavi); outline-offset: 2px; }
.alan, textarea { width: 100%; font: 500 1rem/1.5 var(--gostr); color: var(--murekkep); background: var(--yuzey); border: 2px solid transparent; border-radius: var(--r-s); padding: .85rem 1rem; transition: border-color .15s, background-color .15s; }
.bolum:not(.ton) .form-kart .alan, .bolum:not(.ton) .form-kart textarea { background: var(--zemin); }
.alan:focus, textarea:focus { outline: none; border-color: var(--sari); }
textarea { min-height: 150px; resize: vertical; }
.alan-satir { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; }
.sayim { font-size: .8125rem; color: var(--metin2); font-variant-numeric: tabular-nums; }
.sayim.asti { color: var(--kirmizi); font-weight: 700; }
.kimlik { display: grid; gap: .75rem; }
.izin { display: flex; gap: .75rem; align-items: flex-start; cursor: pointer; }
.izin input { width: 22px; height: 22px; margin: .15rem 0 0; accent-color: var(--sari); flex: none; }
.izin b { display: block; font-weight: 700; }
.izin span { color: var(--metin2); font-size: .875rem; line-height: 1.45; display: block; }
.bal { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.durum { border-radius: var(--r-s); padding: .9rem 1.1rem; font-weight: 600; font-size: .975rem; display: none; }
.durum.hata { display: block; background: rgba(232,32,47,.1); color: var(--kirmizi); }
.durum.tamam { display: block; background: rgba(22,163,74,.12); color: var(--yesil); }
.tesekkur { text-align: center; padding: 1rem 0; display: grid; gap: 1rem; justify-items: center; }
.tesekkur .tik { width: 64px; height: 64px; border-radius: 50%; background: var(--sari); color: var(--sari-ustu); display: grid; place-items: center; }
.tesekkur .tik svg { width: 30px; height: 30px; }
.tesekkur p { color: var(--metin2); max-width: 36ch; }

/* Duvar */
.duvar { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; align-items: start; }
@media (max-width: 760px) { .duvar { grid-template-columns: 1fr; } }
.not { background: var(--zemin); border-radius: var(--r-m); padding: 1.25rem 1.3rem; box-shadow: var(--golge); display: grid; gap: .8rem; }
.bolum:not(.ton) .not { background: var(--yuzey); box-shadow: none; }
.not-ust { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.etiket-tur { font: 800 .72rem/1 var(--gostr); letter-spacing: .05em; text-transform: uppercase; padding: .35rem .6rem; border-radius: 7px; background: var(--yuzey2); color: var(--metin2); }
.etiket-tur.oneri { background: var(--sari); color: var(--sari-ustu); }
.etiket-tur.hata { background: rgba(232,32,47,.12); color: var(--kirmizi); }
.etiket-tur.begeni { background: rgba(22,163,74,.14); color: var(--yesil); }
.rozet { margin-left: auto; font: 700 .78rem/1 var(--gostr); padding: .35rem .65rem; border-radius: 999px; background: var(--yuzey2); color: var(--metin2); }
.rozet.planlandi { background: rgba(11,95,255,.12); color: var(--mavi); }
.rozet.yapildi { background: rgba(22,163,74,.14); color: var(--yesil); }
.not-mesaj { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 1rem; line-height: 1.55; }
.not-alt { display: flex; justify-content: space-between; gap: 1rem; color: var(--metin2); font-size: .85rem; font-weight: 600; }
.not-yanit { border-left: 4px solid var(--sari); padding: .1rem 0 .1rem .9rem; display: grid; gap: .25rem; }
.not-yanit b { font-size: .8rem; letter-spacing: .04em; text-transform: uppercase; color: var(--metin2); font-family: var(--gostr); }
.not-yanit span { white-space: pre-wrap; overflow-wrap: anywhere; font-size: .975rem; }
.bos { grid-column: 1 / -1; text-align: center; padding: 2.5rem 1.25rem; border: 2px dashed var(--cizgi); border-radius: var(--r-l); color: var(--metin2); display: grid; gap: 1rem; justify-items: center; }
.bos b { color: var(--murekkep); font: 800 1.2rem/1.2 var(--gostr); }
.iskelet { height: 120px; border-radius: var(--r-m); background: linear-gradient(90deg, var(--yuzey2), var(--yuzey), var(--yuzey2)); background-size: 200% 100%; animation: parla 1.4s linear infinite; }
@keyframes parla { to { background-position: -200% 0; } }
.duvar-alt { margin-top: 1.5rem; display: flex; justify-content: center; }

/* Adımlar */
.adimlar { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; counter-reset: a; }
@media (max-width: 760px) { .adimlar { grid-template-columns: 1fr; } }
.adimlar li { counter-increment: a; background: var(--zemin); border-radius: var(--r-m); padding: 1.3rem; display: grid; gap: .5rem; box-shadow: var(--golge); }
.bolum:not(.ton) .adimlar li { background: var(--yuzey); box-shadow: none; }
.adimlar li::before { content: counter(a); width: 36px; height: 36px; border-radius: 50%; background: var(--sari); color: var(--sari-ustu); display: grid; place-items: center; font: 800 1rem/1 var(--gostr); }
.adimlar b { font: 700 1.1rem/1.2 var(--gostr); }
.adimlar span { color: var(--metin2); font-size: .975rem; }

/* Makale */
.makale { padding: clamp(2rem, 6vw, 4rem) 0 clamp(3rem, 8vw, 6rem); }
.makale header { margin-bottom: 2rem; display: grid; gap: 1rem; }
.makale h1 { font-size: clamp(2.1rem, 6vw, 3.4rem); line-height: 1.04; }
.makale .giris { max-width: none; }
.meta { color: var(--metin2); font-size: .9rem; font-weight: 600; }
.makale-gorsel { width: min(var(--gen), 100% - 2 * var(--kenar)); margin: 0 auto 2.25rem; display: flex; gap: 1rem; justify-content: center; }
.makale-gorsel img { width: min(240px, 30vw); border-radius: 24px; box-shadow: var(--golge-buyuk); }
.metin h2 { font-size: clamp(1.5rem, 3.4vw, 2rem); margin: 2.25rem 0 .9rem; }
.metin h3 { margin: 1.75rem 0 .6rem; }
.metin p { margin: 0 0 1.1rem; }
.metin ul { margin: 0 0 1.25rem; padding-left: 1.25rem; display: grid; gap: .5rem; }
.metin li::marker { color: var(--sari); }
.metin a { text-decoration-thickness: 2px; text-underline-offset: 3px; text-decoration-color: var(--sari); }
.kutu { background: var(--yuzey); border-radius: var(--r-m); padding: 1.1rem 1.25rem; margin: 1.5rem 0; font-size: .975rem; }
.kutu b { font-family: var(--gostr); }
.cta-kutu { margin-top: 2.5rem; background: var(--sari); color: var(--sari-ustu); border-radius: var(--r-l); padding: 1.75rem 1.5rem; display: grid; gap: 1rem; justify-items: start; }
.cta-kutu h3 { font-size: 1.5rem; }
.cta-kutu .dugme-koyu { background: #111; color: #fff; }

/* Alt bilgi */
footer { padding: 2.5rem 0 3rem; border-top: 1px solid var(--cizgi); color: var(--metin2); font-size: .9rem; }
footer .sar { display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: space-between; align-items: center; }
footer nav { display: flex; flex-wrap: wrap; gap: .25rem 1.25rem; }
footer a { text-decoration: none; font-weight: 600; }
footer a:hover { color: var(--murekkep); }

.belir { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--yay), transform .8s var(--yay); }
.belir.gorundu { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .belir { opacity: 1; transform: none; transition: none; } .iskelet { animation: none; } html { scroll-behavior: auto; } }