/* =========================================================
   Yazı Güncesi — Hülya Biyan kişisel sitesi
   Renkli & canlı tema. Tüm ayarlar :root değişkenlerinde.
   ========================================================= */

:root {
  /* Kitap kapaklarından türetilmiş palet */
  --deniz:      #2ea3c8;   /* Atlas – deniz mavisi */
  --deniz-koyu: #1c6f8c;
  --mercan:     #f2764b;   /* turuncu/mercan */
  --pembe:      #e8437d;   /* Bay Ağaç pembesi */
  --mor:        #5b3d8c;   /* Bay Ağaç moru */
  --yaprak:     #6ab04c;   /* Saatçi Bilge yeşili */
  --sari:       #ffcf3f;   /* neşeli sarı */

  --zemin:      #fdf8f0;   /* sıcak krem zemin */
  --zemin-alt:  #fff3e6;
  --kart:       #ffffff;
  --metin:      #33323a;
  --metin-soft: #5f5c69;
  --cizgi:      rgba(0,0,0,.08);

  --golge:      0 10px 30px rgba(60,40,20,.10);
  --golge-hover:0 16px 40px rgba(60,40,20,.16);
  --radius:     22px;
  --radius-sm:  14px;

  --font-baslik: "Baloo 2", "Comic Sans MS", system-ui, sans-serif;
  --font-govde:  "Nunito", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --en:  1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-govde);
  color: var(--metin);
  background: var(--zemin);
  line-height: 1.7;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-baslik);
  line-height: 1.15;
  margin: 0 0 .5em;
  font-weight: 700;
}

a { color: var(--deniz-koyu); }

/* width/height öznitelikleri CLS'i önler; height:auto oranı korur */
img { max-width: 100%; height: auto; display: block; }

.kapsayici {
  width: 100%;
  max-width: var(--en);
  margin: 0 auto;
  padding: 0 22px;
}

/* ---------- Üst menü ---------- */
.ust-bar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253,248,240,.9);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--cizgi);
}
.ust-ic {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 74px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-baslik);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--mor);
  text-decoration: none;
  white-space: nowrap;
}
.logo .nokta { color: var(--mercan); }

.menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}
.menu a {
  display: inline-block;
  padding: 8px 13px;
  border-radius: 999px;
  color: var(--metin);
  text-decoration: none;
  font-weight: 700;
  font-size: .98rem;
  transition: background .18s, color .18s;
}
.menu a:hover { background: var(--zemin-alt); color: var(--pembe); }
.menu a.aktif { background: var(--pembe); color: #fff; }

.menu-btn {
  display: none;
  background: var(--pembe);
  color: #fff;
  border: none;
  width: 46px; height: 46px;
  border-radius: 12px;
  font-size: 1.5rem;
  cursor: pointer;
}

/* ---------- Butonlar ---------- */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 999px;
  font-family: var(--font-baslik);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-2px); }
.btn-birincil { background: var(--mercan); color: #fff; box-shadow: 0 8px 20px rgba(242,118,75,.35); }
.btn-ikincil  { background: var(--deniz);  color: #fff; box-shadow: 0 8px 20px rgba(46,163,200,.35); }
.btn-ana      { background: var(--mor);    color: #fff; box-shadow: 0 8px 20px rgba(91,61,140,.30); }

/* ---------- Genel bölüm ---------- */
section { padding: 64px 0; }
.bolum-baslik {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  text-align: center;
  color: var(--mor);
  margin-bottom: 8px;
}
.bolum-alt {
  text-align: center;
  color: var(--metin-soft);
  max-width: 620px;
  margin: 0 auto 44px;
}

/* ---------- Hero (ana sayfa) ---------- */
.hero {
  background:
    radial-gradient(1200px 500px at 15% -10%, rgba(46,163,200,.16), transparent 60%),
    radial-gradient(1000px 500px at 100% 10%, rgba(232,67,125,.14), transparent 55%),
    var(--zemin);
  padding: 70px 0 60px;
  overflow: hidden;
}
.hero-ic {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: center;
}
.hero .rozet {
  display: inline-block;
  background: var(--sari);
  color: #6b4b00;
  font-weight: 800;
  font-family: var(--font-baslik);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: .95rem;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.6rem);
  color: var(--mor);
  margin-bottom: .3em;
}
.hero h1 span { color: var(--mercan); }
.hero p.giris {
  font-size: 1.12rem;
  color: var(--metin-soft);
  margin-bottom: 26px;
}
.hero-butonlar { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-gorsel {
  position: relative;
  display: grid;
  place-items: center;
}
.hero-gorsel .halka {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 340px; height: 340px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--deniz), var(--pembe));
  filter: blur(2px);
  opacity: .18;
}
.hero-gorsel img {
  position: relative;
  width: min(340px, 80%);
  border-radius: 26px;
  box-shadow: var(--golge);
  transform: rotate(-3deg);
  border: 6px solid #fff;
}

/* ---------- Şerit (renkli vurgular) ---------- */
.serit {
  background: linear-gradient(90deg, var(--deniz), var(--mor), var(--pembe));
  color: #fff;
  text-align: center;
  padding: 44px 0;
}
.serit h2 { color: #fff; font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
.serit p { opacity: .95; max-width: 640px; margin: 0 auto 22px; }

/* ---------- Kart ızgarası ---------- */
.izgara {
  display: grid;
  gap: 28px;
}
.izgara-3 { grid-template-columns: repeat(3, 1fr); }
.izgara-2 { grid-template-columns: repeat(2, 1fr); }

.kart {
  background: var(--kart);
  border-radius: var(--radius);
  box-shadow: var(--golge);
  overflow: hidden;
  transition: transform .2s, box-shadow .2s;
  display: flex;
  flex-direction: column;
}
.kart:hover { transform: translateY(-6px); box-shadow: var(--golge-hover); }

/* ---------- Kitap kartı ---------- */
.kitap-gorsel {
  aspect-ratio: 1 / 1;
  background: var(--zemin-alt);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.kitap-gorsel img { width: 100%; height: 100%; object-fit: cover; }
.kitap-govde { padding: 22px 22px 26px; flex: 1; display: flex; flex-direction: column; }
.kitap-govde h3 { color: var(--mor); font-size: 1.35rem; }
.kitap-etiket {
  display: inline-block;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--mercan);
  margin-bottom: 6px;
}
.kitap-govde .resimleyen { color: var(--metin-soft); font-size: .95rem; margin: 0 0 12px; }
.kitap-govde p.aciklama { flex: 1; }
.kitap-alt {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: .9rem;
  color: var(--metin-soft);
}
.yayinevi {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 700;
}
.mini-rozet {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--yaprak); color: #fff;
  padding: 5px 12px; border-radius: 999px;
  font-weight: 700; font-size: .82rem; text-decoration: none;
}

/* Satın al butonu (kitap kartlarında) */
.satin-al {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--mercan);
  color: #fff;
  font-family: var(--font-baslik);
  font-weight: 700;
  padding: 11px 22px;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 6px 16px rgba(242,118,75,.32);
  transition: transform .15s, box-shadow .15s;
  width: 100%;
  justify-content: center;
}
.satin-al:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(242,118,75,.42); }
.satin-al-nereden {
  display: block;
  text-align: center;
  font-size: .78rem;
  color: var(--metin-soft);
  margin-top: 7px;
}
/* Ana sayfa kartlarındaki küçük satın al bağlantısı */
.satin-al-mini {
  display: inline-block;
  margin-top: 10px;
  color: var(--mercan);
  font-weight: 800;
  font-size: .92rem;
  text-decoration: none;
}
.satin-al-mini:hover { text-decoration: underline; }

/* ---------- Hakkımda ---------- */
.hakkimda-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 44px;
  align-items: start;
}
.foto-yigin { display: grid; gap: 18px; }
.foto-yigin img { border-radius: var(--radius); box-shadow: var(--golge); border: 5px solid #fff; }
.foto-yigin .altyazi { text-align: center; color: var(--metin-soft); font-size: .9rem; margin-top: -8px; }
.metin-blok p { margin: 0 0 1.1em; }
.metin-blok .imza {
  font-family: var(--font-baslik);
  font-size: 1.5rem;
  color: var(--pembe);
}

/* ---------- Çocuklar / Atölye placeholder kartları ---------- */
.eglence-kart {
  background: var(--kart);
  border-radius: var(--radius);
  box-shadow: var(--golge);
  padding: 30px 26px;
  text-align: center;
}
.eglence-kart .ikon {
  font-size: 2.6rem;
  display: block;
  margin-bottom: 10px;
}
.eglence-kart h3 { color: var(--mor); }

/* Şarkı oynatıcı bloğu */
.sarki-kutu {
  background: linear-gradient(135deg, var(--mor), var(--pembe));
  color: #fff;
  border-radius: var(--radius);
  padding: 34px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 26px;
  align-items: center;
  box-shadow: var(--golge);
}
.sarki-kutu img { width: 150px; border-radius: 14px; box-shadow: 0 8px 22px rgba(0,0,0,.3); }
.sarki-kutu h3 { color: #fff; font-size: 1.5rem; }
.sarki-kutu p { opacity: .95; margin: 0 0 14px; }
.sarki-kutu video,
.sarki-kutu audio { width: 100%; border-radius: 10px; }
.yakinda-etiket {
  display: inline-block;
  background: rgba(255,255,255,.2);
  padding: 4px 12px; border-radius: 999px;
  font-weight: 700; font-size: .85rem; margin-bottom: 10px;
}

/* ---------- Boş durum (Günce) ---------- */
.bos-durum {
  text-align: center;
  max-width: 560px;
  margin: 20px auto;
  background: var(--kart);
  border-radius: var(--radius);
  box-shadow: var(--golge);
  padding: 56px 34px;
}
.bos-durum .ikon { font-size: 3.4rem; }

/* ---------- İletişim ---------- */
.iletisim-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.iletisim-kart {
  background: var(--kart);
  border-radius: var(--radius);
  box-shadow: var(--golge);
  padding: 32px 24px;
  text-align: center;
  text-decoration: none;
  color: var(--metin);
  transition: transform .18s, box-shadow .18s;
}
.iletisim-kart:hover { transform: translateY(-5px); box-shadow: var(--golge-hover); }
.iletisim-kart .ikon { font-size: 2.4rem; display:block; margin-bottom: 10px; }
.iletisim-kart h3 { color: var(--mor); margin-bottom: 4px; }
.iletisim-kart span { color: var(--metin-soft); font-size: .95rem; word-break: break-word; }

/* ---------- Sayfa başlığı (iç sayfalar) ---------- */
.sayfa-basi {
  background:
    radial-gradient(800px 300px at 20% 0%, rgba(232,67,125,.14), transparent 60%),
    var(--zemin-alt);
  text-align: center;
  padding: 56px 0 44px;
  border-bottom: 2px solid var(--cizgi);
}
.sayfa-basi h1 { font-size: clamp(2rem, 5vw, 3rem); color: var(--mor); }
.sayfa-basi p { color: var(--metin-soft); max-width: 620px; margin: 0 auto; }

/* ---------- Alt bilgi ---------- */
.footer {
  background: var(--mor);
  color: #fff;
  padding: 48px 0 28px;
  margin-top: 40px;
}
.footer-ic {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
}
.footer h4 { color: var(--sari); font-size: 1.1rem; }
.footer a { color: #fff; text-decoration: none; opacity: .9; }
.footer a:hover { opacity: 1; text-decoration: underline; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.sosyal-satir { display: flex; gap: 12px; margin-top: 8px; flex-wrap: wrap; }
.sosyal-satir a {
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(255,255,255,.12);
  padding: 8px 14px; border-radius: 999px;
  font-weight: 700; font-size: .9rem;
}
.sosyal-satir a:hover { background: rgba(255,255,255,.22); text-decoration: none; }
.footer .telif {
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.2);
  text-align: center;
  opacity: .85;
  font-size: .9rem;
}

/* ---------- Projeler ---------- */
.proje-vitrin {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 44px;
  align-items: center;
}
.proje-vitrin .vitrin-gorsel img {
  border-radius: var(--radius);
  box-shadow: var(--golge);
  border: 6px solid #fff;
  width: 100%;
}
.proje-vitrin h2 { color: var(--mor); font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
.proje-etiket {
  display: inline-block;
  background: var(--sari);
  color: #6b4b00;
  font-family: var(--font-baslik);
  font-weight: 800;
  padding: 5px 15px;
  border-radius: 999px;
  font-size: .9rem;
  margin-bottom: 14px;
}

/* İstatistik/rakam kutucukları */
.rakam-satiri {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin: 6px 0 0;
}
.rakam {
  background: var(--kart);
  border-radius: var(--radius-sm);
  box-shadow: var(--golge);
  padding: 20px 12px;
  text-align: center;
}
.rakam b {
  display: block;
  font-family: var(--font-baslik);
  font-size: 2rem;
  color: var(--mercan);
  line-height: 1;
}
.rakam span { font-size: .92rem; color: var(--metin-soft); font-weight: 700; }

/* Kitap vitrini */
.kitap-vitrin {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 40px;
  align-items: center;
  background: var(--zemin-alt);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: var(--golge);
}
.kitap-vitrin img { border-radius: var(--radius-sm); box-shadow: var(--golge); width: 100%; }
.kitap-vitrin h3 { color: var(--mor); font-size: 1.6rem; }

/* Foto galeri */
.galeri {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.galeri figure { margin: 0; }
.galeri img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-sm);
  box-shadow: var(--golge);
  border: 4px solid #fff;
  transition: transform .2s;
}
.galeri img:hover { transform: translateY(-4px) scale(1.02); }
.galeri-genis img {
  aspect-ratio: 16 / 7;
  margin-bottom: 16px;
}

/* Video kutusu */
.video-kutu {
  background: linear-gradient(135deg, var(--deniz), var(--mor));
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--golge);
  text-align: center;
  color: #fff;
}
.video-kutu h3 { color: #fff; }
.video-kutu video { width: 100%; max-width: 680px; border-radius: var(--radius-sm); box-shadow: 0 8px 22px rgba(0,0,0,.3); }

/* Teşekkür listesi */
.tesekkur {
  background: var(--kart);
  border-radius: var(--radius);
  box-shadow: var(--golge);
  padding: 30px 28px;
}
.tesekkur h3 { color: var(--mor); }
.tesekkur ul { padding-left: 1.1em; margin: 10px 0 0; }
.tesekkur li { margin-bottom: 6px; }

/* ---------- Proje listesi + "Devamını oku" ---------- */
.proje-liste { display: grid; gap: 34px; }

.proje {
  background: var(--kart);
  border-radius: var(--radius);
  box-shadow: var(--golge);
  padding: 28px;
  border: 1px solid var(--cizgi);
}
.proje-ust {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 30px;
  align-items: center;
}
.proje-kapak img {
  width: 100%;
  border-radius: var(--radius-sm);
  box-shadow: var(--golge);
  border: 5px solid #fff;
}
.proje-ozet h2 { color: var(--mor); font-size: clamp(1.5rem, 3.4vw, 2.1rem); margin-bottom: .3em; }
.proje-meta {
  color: var(--metin-soft);
  font-weight: 700;
  font-size: .95rem;
  margin: 0 0 12px;
}

/* Açılır detay */
.proje-detay { margin-top: 18px; }
summary.devamini-oku {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  width: max-content;
  background: var(--mor);
  color: #fff;
  font-family: var(--font-baslik);
  font-weight: 700;
  padding: 11px 24px;
  border-radius: 999px;
  transition: transform .15s, box-shadow .15s, background .18s;
  box-shadow: 0 8px 20px rgba(91,61,140,.25);
}
summary.devamini-oku::-webkit-details-marker { display: none; }
summary.devamini-oku::after { content: "Devamını oku  ▾"; }
details[open] > summary.devamini-oku::after { content: "Daha az göster  ▴"; }
summary.devamini-oku:hover { transform: translateY(-2px); background: #4c3277; }

.proje-detay-ic { margin-top: 26px; display: grid; gap: 34px; }
.proje-detay-ic > * { margin: 0; }

/* Detay içindeki alıntı (şerit yerine sade blok) */
.proje-alinti {
  background: linear-gradient(90deg, var(--deniz), var(--mor), var(--pembe));
  color: #fff;
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
}
.proje-alinti h3 { color: #fff; font-size: clamp(1.3rem, 3vw, 1.8rem); margin-bottom: 6px; }
.proje-alinti p { opacity: .95; margin: 0; }

.proje-detay-ic .alt-baslik {
  color: var(--mor);
  font-size: 1.35rem;
  margin-bottom: 14px;
}

/* ---------- Duyarlı (responsive) ---------- */
@media (max-width: 860px) {
  .proje-vitrin { grid-template-columns: 1fr; }
  .proje-vitrin .vitrin-gorsel { order: -1; }
  .proje-ust { grid-template-columns: 1fr; }
  .proje-kapak { order: -1; max-width: 360px; margin: 0 auto; }
  .kitap-vitrin { grid-template-columns: 1fr; text-align: center; }
  .rakam-satiri { grid-template-columns: repeat(2, 1fr); }
  .galeri { grid-template-columns: repeat(2, 1fr); }
  .hero-ic { grid-template-columns: 1fr; text-align: center; }
  .hero-gorsel { order: -1; }
  .hero-butonlar { justify-content: center; }
  .hakkimda-grid { grid-template-columns: 1fr; }
  .izgara-3 { grid-template-columns: 1fr 1fr; }
  .footer-ic { grid-template-columns: 1fr; }
  .sarki-kutu { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}

@media (max-width: 620px) {
  body { font-size: 17px; }
  .menu {
    display: none;
    position: absolute;
    top: 74px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--zemin);
    border-bottom: 2px solid var(--cizgi);
    padding: 10px 16px 18px;
    gap: 4px;
  }
  .menu.acik { display: flex; }
  .menu a { padding: 12px 14px; }
  .menu-btn { display: inline-block; }
  .izgara-3, .izgara-2 { grid-template-columns: 1fr; }
  section { padding: 48px 0; }
}