/* Turuncu tema (Pico CSS değişkenleri üzerinden) */
:root {
  --turuncu: #F97316;
  --turuncu-koyu: #C2410C;
  --kiremit: #9A3412;
  --kahve: #431407;
  --seftali: #FFEDD5;
  --krem: #FFF7ED;
  --murekkep: #2a1609;
}

:root:not([data-theme=dark]), [data-theme=light] {
  --pico-font-family-sans-serif: 'Inter', system-ui, sans-serif;
  --pico-background-color: var(--krem);
  --pico-color: var(--murekkep);
  --pico-h1-color: var(--kahve);
  --pico-h2-color: var(--kahve);
  --pico-h3-color: var(--kahve);
  --pico-h4-color: var(--kahve);
  --pico-muted-color: #7a5a44;
  --pico-muted-border-color: #f6dcc3;
  --pico-primary: var(--turuncu-koyu);
  --pico-primary-hover: var(--kiremit);
  --pico-primary-underline: rgba(194, 65, 12, .45);
  --pico-primary-background: var(--turuncu-koyu);
  --pico-primary-hover-background: var(--kiremit);
  --pico-primary-border: var(--turuncu-koyu);
  --pico-primary-hover-border: var(--kiremit);
  --pico-primary-inverse: #ffffff;
  --pico-primary-focus: rgba(249, 115, 22, .4);
  --pico-card-background-color: #ffffff;
  --pico-card-sectioning-background-color: #fffaf5;
  --pico-card-box-shadow: 0 1px 0 #f6dcc3, 0 10px 28px rgba(154, 52, 18, .08);
  --pico-form-element-background-color: #ffffff;
  --pico-form-element-border-color: #f0c9a6;
  --pico-form-element-focus-color: var(--turuncu);
  --pico-border-radius: .6rem;
}

h1, h2, h3, h4, hgroup > :first-child { font-family: 'Sora', 'Inter', sans-serif; font-weight: 700; letter-spacing: -.02em; }
::selection { background: #FDBA74; color: var(--kahve); }
a[role=button], button, input[type=submit] { font-weight: 600; }

/* Üst menü */
body > header.container { max-width: none; background: var(--kiremit); padding-inline: max(1rem, calc((100vw - 1200px) / 2)); }
body > header nav a { color: var(--seftali); }
body > header nav a:hover, body > header nav a[aria-current] { color: #ffffff; text-decoration-color: var(--turuncu); }
body > header nav a.contrast strong { color: #ffffff; font-family: 'Sora', 'Inter', sans-serif; font-size: 1.15rem; letter-spacing: -.02em; }
body > header .dropdown summary { color: var(--seftali); }

/* Ana sayfa giriş bandı */
.kahraman { background: var(--turuncu-koyu); color: var(--krem); margin: 0 calc(50% - 50vw) 2.5rem; padding: 3.5rem max(1rem, calc((100vw - 1200px) / 2)) 4rem; position: relative; overflow: hidden; }
.kahraman::after { content: ""; position: absolute; right: -120px; top: -120px; width: 420px; height: 420px; border-radius: 50%; background: var(--turuncu); opacity: .55; }
.kahraman-ic { display: flex; gap: 2.5rem; align-items: center; justify-content: space-between; position: relative; z-index: 1; }
.kahraman h1 { color: #ffffff; font-size: clamp(2rem, 4.5vw, 3.1rem); line-height: 1.15; max-width: 22ch; }
.kahraman p { color: var(--seftali); max-width: 60ch; }
.kahraman .kim { color: #ffffff; font-weight: 600; background: rgba(67, 20, 7, .35); display: inline-block; padding: .25rem .8rem; border-radius: 999px; font-size: .9rem; }
.kahraman a[role=button] { background: var(--krem); border-color: var(--krem); color: var(--kiremit); }
.kahraman a[role=button]:hover { background: #ffffff; color: var(--kahve); }
.kahraman a[role=button].outline { background: transparent; color: #ffffff; border-color: var(--seftali); }
.kahraman img { border-radius: 50%; border: 5px solid var(--krem); flex: 0 0 auto; }
.kahraman .harf { flex: 0 0 auto; width: 180px; height: 180px; border-radius: 50%; background: var(--krem); color: var(--turuncu-koyu); display: grid; place-items: center; font: 700 4rem/1 'Sora', 'Inter', sans-serif; letter-spacing: -.04em; }
@media (max-width: 720px) {
  .kahraman-ic { flex-direction: column-reverse; align-items: flex-start; }
  .kahraman .harf { width: 96px; height: 96px; font-size: 2.2rem; }
  .kahraman::after { width: 240px; height: 240px; right: -90px; top: -90px; }
}
body > main { padding-top: 0; }
body > main > .kahraman:first-child { margin-top: 0; }
body > main > :not(.kahraman):first-child { margin-top: var(--pico-block-spacing-vertical); }

/* Kartlar ve bölümler */
main article:has(h3 a) { border-top: 4px solid var(--turuncu); }
main article header small a { color: var(--turuncu-koyu); }
main article h3 a.contrast { text-decoration-color: rgba(249, 115, 22, .5); }
main article h3 a.contrast:hover { color: var(--turuncu-koyu); }
.alan-kartlari article { background: var(--seftali); box-shadow: none; border: 0; }
.alan-kartlari h4 { font-size: 1.05rem; color: var(--kiremit); }
section > h2 { position: relative; padding-bottom: .4rem; }
section > h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 2.5rem; height: 4px; border-radius: 2px; background: var(--turuncu); }
nav[aria-label=Kategoriler] a { border-radius: 999px; padding: .2rem .8rem; }
nav[aria-label=Kategoriler] a[aria-current] { background: var(--turuncu-koyu); color: #ffffff; text-decoration: none; }
blockquote { border-left: 4px solid var(--turuncu); background: var(--seftali); padding: 1rem 1.25rem; border-radius: 0 .5rem .5rem 0; }
details summary { color: var(--kiremit); }

/* Çağrı bandı */
.cagri { background: var(--turuncu); color: var(--kahve); padding: 1.75rem 2rem; border-radius: 1rem; font-weight: 500; }
.cagri a { color: var(--kahve); font-weight: 700; text-decoration-color: var(--kahve); }

/* Alt bilgi */
body > footer.container { max-width: none; background: var(--kahve); color: #f3c9a8; margin-top: 3rem; padding: 1.5rem max(1rem, calc((100vw - 1200px) / 2)); }
body > footer hr { display: none; }
body > footer a, body > footer small { color: #fbd9bd; }
body > footer a:hover { color: #ffffff; }

/* Panel üst menüsündeki düğmeler (koyu bant üzerinde) */
body > header button.outline { color: var(--seftali) !important; border-color: var(--seftali) !important; background: transparent !important; }
body > header button.outline:hover { color: #ffffff !important; border-color: #ffffff !important; }
body > header .dropdown > summary { background: transparent !important; border-color: rgba(255, 237, 213, .6) !important; color: var(--seftali) !important; }
body > header .dropdown ul a { color: var(--murekkep); }

/* Konu şeridi */
.konular { display: flex; flex-wrap: wrap; gap: .5rem; margin: -1rem 0 2rem; }
.konular a { background: #ffffff; border: 1px solid #f6dcc3; color: var(--kiremit); padding: .35rem .9rem; border-radius: 999px; text-decoration: none; font-weight: 500; font-size: .95rem; }
.konular a:hover { background: var(--seftali); }
.konular a span { color: #9a6b4f; font-size: .85em; margin-left: .2rem; }

/* Yazı kartları */
.kart-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 1.5rem; margin-bottom: 1.5rem; }
main article.kart { padding: 0; overflow: hidden; display: flex; flex-direction: column; margin: 0; border-top: 0; }
.kart-gorsel img { aspect-ratio: 16 / 9; width: 100%; object-fit: cover; display: block; }
.kart-ic { padding: 1.1rem 1.25rem 1.25rem; display: flex; flex-direction: column; gap: .4rem; flex: 1; }
.kart-ic h3 { font-size: 1.2rem; margin: 0; line-height: 1.3; }
.kart-ic p { margin: 0; color: #5c4535; font-size: .95rem; }
.kart-bilgi { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; color: #7a5a44; }
.etiket { background: var(--seftali); color: var(--kiremit) !important; padding: .1rem .55rem; border-radius: 999px; text-decoration: none; font-weight: 600; font-size: .8rem; }
main article.kart:hover { box-shadow: 0 1px 0 #f6dcc3, 0 16px 34px rgba(154, 52, 18, .14); }

/* Öne çıkan yazı */
main article.one-cikan { padding: 0; overflow: hidden; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); border-top: 0; }
.one-cikan-gorsel img { width: 100%; height: 100%; min-height: 280px; object-fit: cover; display: block; }
.one-cikan-ic { padding: 2rem; display: flex; flex-direction: column; justify-content: center; gap: .6rem; }
.one-cikan-ic h3 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin: 0; line-height: 1.2; }
.one-cikan-ic p { margin: 0; }
@media (max-width: 760px) { main article.one-cikan { grid-template-columns: 1fr; } .one-cikan-gorsel img { min-height: 0; aspect-ratio: 16 / 9; } .one-cikan-ic { padding: 1.25rem; } }

/* Yakında */
.yakinda ol { list-style: none; padding: 0; margin: 0 0 .5rem; display: grid; gap: .6rem; }
.yakinda li { display: flex; gap: 1rem; align-items: baseline; background: #ffffff; border-left: 4px solid var(--turuncu); border-radius: .5rem; padding: .8rem 1rem; list-style: none; }
.yakinda time { flex: 0 0 5.5rem; font-weight: 600; color: var(--turuncu-koyu); }
.yakinda span { font-weight: 500; color: var(--kahve); }

/* Yazı sayfası kapağı */
article > figure img { border-radius: .75rem; aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
nav.konular { justify-content: flex-start; }
article > figure img { max-height: 420px; }

/* ===== Renk çemberi: turuncu + ayrık tamamlayıcılar (deniz mavisi, lacivert) + komşu (kehribar) ===== */
:root {
  --lacivert: #12304A; --lacivert-koyu: #0B2033;
  --deniz: #0F766E; --deniz-acik: #CCFBF1; --deniz-yazi: #115E59;
  --mavi: #1D4E89; --mavi-acik: #DBEAFE; --mavi-yazi: #1E3A8A;
  --kehribar: #D97706; --kehribar-acik: #FEF3C7; --kehribar-yazi: #92400E;
  --turuncu-acik: #FFEDD5; --turuncu-yazi: #9A3412;
}
:root:not([data-theme=dark]), [data-theme=light] {
  --pico-h1-color: var(--lacivert); --pico-h2-color: var(--lacivert); --pico-h3-color: var(--lacivert); --pico-h4-color: var(--lacivert);
  --pico-color: #1f2a37;
}
body > header.container { background: var(--lacivert); }
body > header nav a { color: #d6e4f0; }
body > header nav a:hover, body > header nav a[aria-current] { color: #ffffff; text-decoration-color: var(--turuncu); }
.kahraman::after { background: var(--kehribar); opacity: .5; }
.kahraman::before { content: ""; position: absolute; left: 38%; bottom: -160px; width: 300px; height: 300px; border-radius: 50%; background: var(--deniz); opacity: .35; }
.kahraman .kim { background: rgba(18, 48, 74, .45); }
.kahraman .harf { color: var(--lacivert); }
section > h2::after { background: linear-gradient(90deg, var(--turuncu) 0 40%, var(--deniz) 40% 70%, var(--mavi) 70%); width: 3.5rem; }
blockquote { border-left-color: var(--deniz); background: var(--deniz-acik); }
.cagri { background: var(--deniz); color: #ffffff; }
.cagri a { color: #ffffff; text-decoration-color: var(--kehribar); }
body > footer.container { background: var(--lacivert-koyu); color: #b9cadb; }
body > footer a, body > footer small { color: #d6e4f0; }
.yakinda li:nth-child(3n+1) { border-left-color: var(--deniz); } .yakinda li:nth-child(3n+1) time { color: var(--deniz-yazi); }
.yakinda li:nth-child(3n+2) { border-left-color: var(--mavi); } .yakinda li:nth-child(3n+2) time { color: var(--mavi-yazi); }
.yakinda li:nth-child(3n) { border-left-color: var(--kehribar); } .yakinda li:nth-child(3n) time { color: var(--kehribar-yazi); }
.yakinda span { color: var(--lacivert); }
main article h3 a.contrast { text-decoration-color: rgba(18, 48, 74, .25); }

/* Konu renkleri */
.k-egitim-ve-gelisim { --k: var(--deniz); --k-acik: var(--deniz-acik); --k-yazi: var(--deniz-yazi); }
.k-olcme-ve-degerlendirme { --k: var(--mavi); --k-acik: var(--mavi-acik); --k-yazi: var(--mavi-yazi); }
.k-oyunlastirma { --k: var(--turuncu); --k-acik: var(--turuncu-acik); --k-yazi: var(--turuncu-yazi); }
.k-ik-teknolojileri { --k: var(--kehribar); --k-acik: var(--kehribar-acik); --k-yazi: var(--kehribar-yazi); }
.etiket[class*=" k-"] { background: var(--k-acik); color: var(--k-yazi) !important; }
main article.kart[class*=" k-"] .kart-ic { border-top: 4px solid var(--k); }
.konular a[class*="k-"] { border-color: var(--k-acik); color: var(--k-yazi); }
.konular a[class*="k-"]::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--k); margin-right: .45rem; vertical-align: middle; }
.konular a[class*="k-"]:hover { background: var(--k-acik); }
nav[aria-label=Kategoriler] a[aria-current] { background: var(--lacivert); }

/* Çalışma alanları: her kart başka bir renk */
.alan-kartlari article:nth-child(4n+1) { background: var(--deniz-acik); } .alan-kartlari article:nth-child(4n+1) h4 { color: var(--deniz-yazi); }
.alan-kartlari article:nth-child(4n+2) { background: var(--mavi-acik); } .alan-kartlari article:nth-child(4n+2) h4 { color: var(--mavi-yazi); }
.alan-kartlari article:nth-child(4n+3) { background: var(--turuncu-acik); } .alan-kartlari article:nth-child(4n+3) h4 { color: var(--turuncu-yazi); }
.alan-kartlari article:nth-child(4n) { background: var(--kehribar-acik); } .alan-kartlari article:nth-child(4n) h4 { color: var(--kehribar-yazi); }
.kahraman::before { opacity: 1; width: 220px; height: 220px; bottom: -110px; }

/* Araçlar */
.arac-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: 1.25rem; margin-bottom: 2rem; }
.arac-kart { position: relative; display: flex; flex-direction: column; gap: .5rem; background: #ffffff; border-radius: 1rem; padding: 1.5rem; text-decoration: none; color: inherit; border-top: 5px solid var(--k); box-shadow: 0 1px 0 #f0e2d4, 0 10px 26px rgba(18, 48, 74, .07); }
.arac-kart:hover { box-shadow: 0 1px 0 #f0e2d4, 0 16px 34px rgba(18, 48, 74, .14); }
.arac-kart h2 { font-size: 1.2rem; margin: 0; color: var(--lacivert); }
.arac-kart h2::after { display: none; }
.arac-kart p { margin: 0; color: #4b5563; font-size: .95rem; }
.arac-no { width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--k-acik); color: var(--k-yazi); display: grid; place-items: center; font: 700 1rem 'Sora', sans-serif; }
.arac-git { margin-top: auto; padding-top: .5rem; font-weight: 600; color: var(--k-yazi); }
.arac { background: #ffffff; border-radius: 1rem; padding: 1.5rem; border-top: 5px solid var(--k); box-shadow: 0 1px 0 #f0e2d4, 0 10px 26px rgba(18, 48, 74, .07); margin-bottom: 2rem; }
.arac-iki { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 0 1.25rem; }
.arac fieldset legend { font-weight: 600; color: var(--lacivert); }
.sonuc { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 170px), 1fr)); gap: .75rem; margin: 1rem 0; }
.sonuc > div { background: var(--k-acik); border-radius: .75rem; padding: .8rem 1rem; display: flex; flex-direction: column; gap: .2rem; }
.sonuc span { font-size: .82rem; color: #4b5563; }
.sonuc strong { font: 700 1.3rem 'Sora', sans-serif; color: var(--lacivert); }
.sonuc .vurgu { background: var(--lacivert); } .sonuc .vurgu span { color: #b9cadb; } .sonuc .vurgu strong { color: #fff; }
.yorum { color: #374151; }
.takvim { list-style: none; padding: 0; display: grid; gap: .6rem; }
.takvim li { list-style: none; display: grid; grid-template-columns: 7rem 1fr; gap: .1rem 1rem; background: var(--k-acik); border-radius: .75rem; padding: .8rem 1rem; }
.takvim li strong { color: var(--k-yazi); grid-row: span 2; }
.takvim li small { color: #4b5563; }
.sorular { padding-left: 1.25rem; }
.sorular li { margin-bottom: .25rem; }
.iz ul { padding: 0; } .iz li { font-size: .85rem; }
.gizlilik-not { margin-top: -.5rem; color: #4b5563; }
.arac-aciklama { max-width: 46rem; }
@media print {
  body > header, body > footer, .diger-araclar, .iz, button, .gizlilik-not { display: none !important; }
  .arac { box-shadow: none; border: 1px solid #ccc; }
  textarea { border: 1px solid #999 !important; min-height: 4rem; }
}
/* Kaynakça */
article ol li a[href^="http"] { word-break: break-all; }
article h2#kaynaklar + ol { font-size: .9rem; color: #374151; }

/* Logo */
.marka-baglanti { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; }
.marka-logo { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--krem); flex: 0 0 auto; }
.marka-logo img { width: 34px; height: 34px; }
.kahraman .harf.logo-rozet { border-radius: 32px; }
.kahraman .harf.logo-rozet img { width: 72%; height: auto; }
@media (max-width: 576px) { .marka-logo { width: 38px; height: 38px; } .marka-logo img { width: 29px; height: 29px; } }
@media (max-width: 576px) {
  .marka-baglanti strong { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  body > header nav ul:last-child li { padding-inline: .45rem; }
  .kahraman .harf.logo-rozet { display: none; }
}

/* İmza: logo + el yazısı ad (ana sayfa) */
@font-face { font-family: 'Kaushan Script'; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/kaushan-script-latin-400-normal.4648267a9594.woff2") format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Kaushan Script'; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/kaushan-script-latin-ext-400-normal.4128e4e01a2e.woff2") format('woff2'); 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; }
.kahraman .imza { display: flex; align-items: center; gap: 1rem; margin: 0 0 1.4rem; color: #ffffff; max-width: none; }
.kahraman .imza-logo { display: grid; place-items: center; width: 68px; height: 68px; border-radius: 18px; background: var(--krem); flex: 0 0 auto; box-shadow: 0 6px 18px rgba(67, 20, 7, .25); }
.kahraman .imza-logo img { width: 52px; height: 52px; border: 0; border-radius: 0; }
.kahraman .imza-ad { font: 400 clamp(2rem, 4vw, 2.8rem)/1.15 'Kaushan Script', cursive; color: #ffffff; letter-spacing: .01em; }
@media (max-width: 576px) { .kahraman .imza-logo { width: 54px; height: 54px; border-radius: 14px; } .kahraman .imza-logo img { width: 41px; height: 41px; } }

/* Üst menüde el yazısı ad; giriş bandı ortalı (26.10) */
body > header nav a.contrast strong.imza-ad { font: 400 1.7rem/1 'Kaushan Script', cursive; letter-spacing: .01em; color: #ffffff; }
.marka-logo { width: 48px; height: 48px; } .marka-logo img { width: 37px; height: 37px; }
.kahraman-ic { flex-direction: column-reverse; justify-content: center; align-items: center; text-align: center; gap: 1.5rem; }
.kahraman-ic > div { display: flex; flex-direction: column; align-items: center; }
.kahraman h1 { margin-inline: auto; }
.kahraman p { margin-inline: auto; }
@media (max-width: 576px) {
  body > header nav { flex-wrap: wrap; justify-content: center; row-gap: 0; }
  body > header nav ul:first-child { width: 100%; justify-content: center; }
  .marka-baglanti strong { position: static; width: auto; height: auto; overflow: visible; clip: auto; }
  body > header nav a.contrast strong.imza-ad { font-size: 1.5rem; }
  .kahraman-ic { align-items: center; }
}
.kahraman::before { left: -90px; bottom: -120px; }
@media (max-width: 576px) { .kahraman::before { width: 160px; height: 160px; left: -70px; bottom: -80px; } }

/* Kart başlıklarında alt çizgi yok; üzerine gelince renk değişir */
main article h3 a, main article h3 a.contrast, .one-cikan h3 a { text-decoration: none; }
main article h3 a:hover, main article h3 a.contrast:hover { text-decoration: none; color: var(--turuncu-koyu); }