/* Elif Ilkyaz - temel stiller
   Tek dosya, harici font/script yok. Koyu tema desteklidir. */

:root {
  --kum: #faf6f0;
  --kum-2: #f2ebe1;
  --kart: #ffffff;
  --metin: #2f2a26;
  --metin-2: #6b615a;
  --adaçayı: #6f7d63;
  --adaçayı-koyu: #55614c;
  --toprak: #c07d5e;
  --cizgi: #e5dcd0;
  --golge: 0 1px 2px rgba(47, 42, 38, .05), 0 8px 24px rgba(47, 42, 38, .06);
  --yuvarlak: 18px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --kum: #16130f;
    --kum-2: #1e1a15;
    --kart: #221d18;
    --metin: #f0e9e0;
    --metin-2: #b3a79b;
    --adaçayı: #9db187;
    --adaçayı-koyu: #b6c8a2;
    --toprak: #dfa07c;
    --cizgi: #332b23;
    --golge: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--kum);
  color: var(--metin);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--adaçayı-koyu); text-decoration-thickness: 1px; text-underline-offset: 3px; }

:focus-visible {
  outline: 2px solid var(--toprak);
  outline-offset: 3px;
  border-radius: 4px;
}

/* --- Yerleşim --- */

.kap {
  width: 100%;
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 20px;
}

.atla {
  position: absolute;
  left: -9999px;
}
.atla:focus {
  left: 12px; top: 12px;
  z-index: 10;
  background: var(--kart);
  padding: 10px 16px;
  border-radius: 8px;
  box-shadow: var(--golge);
}

/* --- Üst menü --- */

header.ust {
  border-bottom: 1px solid var(--cizgi);
  background: color-mix(in srgb, var(--kum) 85%, transparent);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(8px);
}

.ust .kap {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 68px;
  flex-wrap: wrap;
}

.marka {
  font-family: var(--serif);
  font-size: 1.2rem;
  letter-spacing: .01em;
  text-decoration: none;
  color: var(--metin);
  margin-right: auto;
  white-space: nowrap;
}
.marka span { color: var(--adaçayı); }

nav.menu {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  align-items: center;
}

nav.menu a {
  color: var(--metin-2);
  text-decoration: none;
  font-size: .94rem;
  padding: 8px 11px;
  border-radius: 10px;
}
nav.menu a:hover { color: var(--metin); background: var(--kum-2); }
nav.menu a[aria-current="page"] { color: var(--metin); background: var(--kum-2); }

.dil {
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: 1px solid var(--cizgi);
  border-radius: 999px;
  padding: 6px 12px !important;
}

/* --- Hero --- */

.hero {
  padding: clamp(40px, 7vw, 84px) 0 clamp(32px, 5vw, 56px);
}

.hero-ic {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}

.etiket {
  display: inline-block;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--adaçayı);
  margin: 0 0 14px;
  font-weight: 600;
}

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.1rem, 5.2vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -.015em;
  margin: 0 0 18px;
}

.spot {
  font-size: clamp(1.02rem, 2vw, 1.16rem);
  color: var(--metin-2);
  margin: 0 0 28px;
  max-width: 46ch;
}

.portre {
  border-radius: 200px 200px 200px 200px / 240px 240px 240px 240px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  width: 100%;
  background: var(--kum-2);
  box-shadow: var(--golge);
}

/* --- Butonlar --- */

.dugmeler { display: flex; gap: 12px; flex-wrap: wrap; }

.dugme {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--adaçayı-koyu);
  color: #fff;
  padding: 13px 24px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: .97rem;
  border: 1px solid transparent;
  transition: transform .15s ease, background .15s ease;
}
.dugme:hover { background: var(--adaçayı); transform: translateY(-1px); }

@media (prefers-color-scheme: dark) {
  .dugme { color: #16130f; }
}

.dugme.ikincil {
  background: transparent;
  color: var(--metin);
  border-color: var(--cizgi);
}
.dugme.ikincil:hover { background: var(--kum-2); }

/* --- Bölümler --- */

section { padding: clamp(36px, 6vw, 68px) 0; }

.bolum-basi { margin: 0 0 28px; }

.bolum-basi h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.6rem, 3.4vw, 2.15rem);
  line-height: 1.2;
  margin: 0 0 8px;
}

.bolum-basi p {
  color: var(--metin-2);
  margin: 0;
  max-width: 60ch;
}

.serit { background: var(--kum-2); }

/* --- Link kartları --- */

.kartlar {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(272px, 1fr));
  gap: 16px;
}

.kart {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--kart);
  border: 1px solid var(--cizgi);
  border-radius: var(--yuvarlak);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--golge);
  transition: transform .16s ease, border-color .16s ease;
}
.kart:hover {
  transform: translateY(-2px);
  border-color: var(--adaçayı);
}

.kart .simge {
  flex: 0 0 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--kum-2);
  display: grid;
  place-items: center;
  color: var(--adaçayı-koyu);
}
.kart .simge svg { width: 21px; height: 21px; }

.kart h3 {
  font-size: 1.02rem;
  margin: 0 0 4px;
  font-weight: 650;
  letter-spacing: -.01em;
}
.kart p {
  margin: 0;
  font-size: .9rem;
  color: var(--metin-2);
  line-height: 1.5;
}
.kart .ok {
  margin-left: auto;
  align-self: center;
  color: var(--metin-2);
  flex: 0 0 auto;
}

.kart.one-cikan {
  border-color: var(--adaçayı);
  background: linear-gradient(160deg, color-mix(in srgb, var(--adaçayı) 9%, var(--kart)), var(--kart));
}

/* --- Ders / kayıt listeleri --- */

.liste {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.ders {
  background: var(--kart);
  border: 1px solid var(--cizgi);
  border-radius: var(--yuvarlak);
  padding: 24px;
  box-shadow: var(--golge);
  display: flex;
  flex-direction: column;
}

.ders h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.32rem;
  margin: 0 0 6px;
}

.ust-bilgi {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 0 12px;
}

.rozet {
  font-size: .76rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--metin-2);
  background: var(--kum-2);
  border-radius: 999px;
  padding: 4px 11px;
}
.rozet.kilit { color: var(--toprak); background: color-mix(in srgb, var(--toprak) 12%, transparent); }

.ders p { color: var(--metin-2); margin: 0 0 18px; font-size: .95rem; }

.ders .alt {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.fiyat {
  font-family: var(--serif);
  font-size: 1.24rem;
}
.fiyat small { color: var(--metin-2); font-family: var(--sans); font-size: .8rem; }

/* --- Metin sayfaları --- */

.yazi { max-width: 68ch; }
.yazi h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.55rem;
  margin: 40px 0 12px;
}
.yazi h3 { font-size: 1.1rem; margin: 28px 0 8px; }
.yazi p, .yazi li { color: var(--metin-2); }
.yazi ul { padding-left: 20px; }
.yazi li { margin-bottom: 8px; }

/* --- SSS --- */

details.sss {
  border: 1px solid var(--cizgi);
  border-radius: 14px;
  background: var(--kart);
  padding: 0 20px;
  margin-bottom: 12px;
}
details.sss summary {
  cursor: pointer;
  padding: 18px 0;
  font-weight: 600;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
}
details.sss summary::-webkit-details-marker { display: none; }
details.sss summary::after {
  content: "+";
  margin-left: auto;
  color: var(--adaçayı);
  font-size: 1.3rem;
  line-height: 1;
}
details.sss[open] summary::after { content: "–"; }
details.sss > p { margin: 0 0 20px; color: var(--metin-2); }

/* --- Alt bilgi --- */

footer.alt {
  border-top: 1px solid var(--cizgi);
  padding: 44px 0 36px;
  margin-top: 24px;
  background: var(--kum-2);
}

.alt-ic {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
}

.alt a { color: var(--metin-2); text-decoration: none; }
.alt a:hover { color: var(--metin); text-decoration: underline; }

.alt-linkler { display: flex; flex-direction: column; gap: 8px; font-size: .93rem; }

.telif { color: var(--metin-2); font-size: .85rem; margin: 28px 0 0; }

/* --- Mobil --- */

@media (max-width: 760px) {
  .hero-ic { grid-template-columns: 1fr; }
  .portre { max-width: 320px; margin: 0 auto; order: -1; }
  .ust .kap { min-height: 58px; gap: 10px; flex-wrap: nowrap; }
  .marka { font-size: 1.05rem; }

  /* Menu tek satirda kalir, gerekirse yatay kayar */
  nav.menu {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    margin-right: -20px;
    padding-right: 20px;
  }
  nav.menu::-webkit-scrollbar { display: none; }
  nav.menu a { padding: 7px 8px; font-size: .88rem; white-space: nowrap; }
  .dil { padding: 5px 10px !important; }
  body { font-size: 16px; }
}