/* Sporium Life — Tasarım 1: Enerjik / koyu tema
   Renkleri değiştirmek için sadece aşağıdaki değişkenleri düzenle. */
html { scroll-behavior: smooth; }

:root {
  --bg: #0d0f12;
  --bg-2: #14181d;
  --line: #262c34;
  --text: #f2f5f7;
  --muted: #98a2ad;
  --accent: #c8ff2e;   /* neon lime — marka rengin ne ise bunu değiştir */
  --accent-ink: #0d0f12;
  --radius: 14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ---------- Üst bar ---------- */
.topbar {
  background: var(--accent);
  color: var(--accent-ink);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-align: center;
  padding: 9px 16px;
}

/* ---------- Header ---------- */
header.site {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(13, 15, 18, .92);
  backdrop-filter: blur(10px);
  z-index: 20;
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 74px;
}

.logo {
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: -.03em;
  text-transform: uppercase;
}
.logo em { color: var(--accent); font-style: normal; }

nav.main { display: flex; gap: 26px; font-size: .88rem; font-weight: 600; }
nav.main a { color: var(--muted); }
nav.main a:hover, nav.main a.active { color: var(--text); }

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 800;
  font-size: .85rem;
  letter-spacing: .02em;
  padding: 11px 20px;
  border-radius: 999px;
  white-space: nowrap;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }

.menu-toggle { display: none; }

/* ---------- Hero ---------- */
.hero { padding: 64px 0 56px; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 44px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--accent);
}

h1 {
  font-size: clamp(2.1rem, 5.4vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -.035em;
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 18px;
}
h1 em { color: var(--accent); font-style: normal; }

.hero p.lead { color: var(--muted); font-size: 1.06rem; margin-bottom: 26px; max-width: 46ch; }

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

.hero-media img {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- Bölüm başlığı ---------- */
.section { padding: 56px 0; border-top: 1px solid var(--line); }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

h2 {
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  letter-spacing: -.025em;
  font-weight: 900;
  text-transform: uppercase;
}
.section-head p { color: var(--muted); font-size: .92rem; }

/* ---------- Yazı kartları ---------- */
.posts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}

.post {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .18s ease, transform .18s ease;
}
.post:hover { border-color: var(--accent); transform: translateY(-3px); }

.post img { aspect-ratio: 4 / 3; object-fit: cover; }
.post-body { padding: 18px 20px 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }

.cat {
  align-self: flex-start;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 3px 10px;
}

.post h3 { font-size: 1.08rem; line-height: 1.35; letter-spacing: -.015em; }
.post p { color: var(--muted); font-size: .9rem; }
.post .meta { margin-top: auto; padding-top: 10px; color: var(--muted); font-size: .78rem; }

/* Öne çıkan yazı */
.featured {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 22px;
}
.featured img { height: 100%; min-height: 300px; object-fit: cover; }
.featured .post-body { padding: 34px; gap: 12px; justify-content: center; }
.featured h3 { font-size: 1.7rem; line-height: 1.2; }

/* ---------- CTA ---------- */
.cta {
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: var(--radius);
  padding: 44px 36px;
  text-align: center;
}
.cta h2 { margin-bottom: 10px; }
.cta p { max-width: 52ch; margin: 0 auto 22px; font-weight: 500; opacity: .82; }
.cta .btn { background: var(--accent-ink); color: var(--accent); }

/* ---------- Randevu formu ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 44px;
  align-items: center;
}

.form-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
}

.field { margin-bottom: 14px; }

.field label {
  display: block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 6px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: .94rem;
}

.field textarea { resize: vertical; min-height: 88px; }

.field input::placeholder,
.field textarea::placeholder { color: #5c6672; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

.form-card .btn { width: 100%; text-align: center; border: 0; font-size: .92rem; padding: 13px 20px; }

.form-intro { color: var(--muted); margin-top: 12px; }

.form-note { font-size: .78rem; color: var(--muted); margin-top: 12px; text-align: center; }

.form-status {
  display: none;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: .88rem;
  font-weight: 600;
}
.form-status.ok   { display: block; background: rgba(200,255,46,.12); color: var(--accent); border: 1px solid var(--accent); }
.form-status.err  { display: block; background: rgba(255,90,90,.1);  color: #ff8b8b;      border: 1px solid #7a3030; }

/* İletişim bilgi listesi */
.info { display: grid; gap: 18px; margin-top: 26px; }
.info-item { display: flex; gap: 13px; align-items: flex-start; }
.info-item .ic {
  width: 40px; height: 40px; flex-shrink: 0;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 10px;
  color: var(--accent);
}
.info-item svg { width: 19px; height: 19px; }
.info-item h4 { font-size: .92rem; margin-bottom: 2px; }
.info-item p { color: var(--muted); font-size: .89rem; }
.info-item a:hover { color: var(--accent); }

/* ---------- Sosyal medya ---------- */
.socials { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.socials a {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  transition: .18s ease;
}
.socials a:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.socials svg { width: 19px; height: 19px; }

/* ---------- Footer ---------- */
footer.site {
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  padding: 54px 0 24px;
  margin-top: 64px;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1.2fr 1.3fr;
  gap: 40px;
  margin-bottom: 40px;
}

.foot-grid h4 {
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 800;
}
.foot-grid h4.ust-bosluk { margin-top: 26px; }

.foot-grid p, .foot-grid li { color: var(--muted); font-size: .88rem; }
.foot-grid ul { list-style: none; display: grid; gap: 10px; }
.foot-grid a { color: var(--muted); }
.foot-grid a:hover { color: var(--accent); }
.foot-grid .logo { margin-bottom: 14px; display: inline-block; }

/* Sol sütun: marka */
.foot-marka p { max-width: 34ch; line-height: 1.6; }
.foot-marka .socials { margin-top: 20px; }

/* WhatsApp butonu */
.btn.wp {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 18px;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 10px 18px;
  font-size: .84rem;
}
.btn.wp:hover { background: var(--accent); color: var(--accent-ink); filter: none; }
.btn.wp svg { width: 17px; height: 17px; }

/* İletişim satırları (ikon + metin) */
.foot-iletisim li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  line-height: 1.5;
}
.foot-iletisim svg {
  width: 16px; height: 16px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Çalışma saatleri */
.saatler li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.saatler li:last-child { border-bottom: 0; padding-bottom: 0; }
.saatler b { color: var(--text); font-weight: 600; white-space: nowrap; }

.foot-bottom {
  border-top: 1px solid var(--line);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: .82rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid, .featured, .form-grid { grid-template-columns: 1fr; }
  .featured img { height: 200px; min-height: 200px; }
  .featured .post-body { padding: 26px 22px 30px; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .foot-marka { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .foot-grid { grid-template-columns: 1fr; }
  .hero { padding: 44px 0 36px; }
  .featured h3 { font-size: 1.35rem; }
}

/* ===============================================================
   YAZI SAYFASI (public/yazilar/<slug>.html)
   =============================================================== */

/* Okuma ilerleme çubuğu */
#progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: var(--accent); z-index: 40; transition: width .1s linear;
}

/* --- Başlık bloğu --- */
.yazi-ust { max-width: 720px; margin: 0 auto; padding: 46px 0 26px; }

.crumb { font-size: .82rem; color: var(--muted); margin-bottom: 18px; }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--accent); }

.yazi-ust .cat {
  display: inline-block;
  font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); border: 1px solid var(--accent);
  border-radius: 999px; padding: 3px 11px; margin-bottom: 16px;
}

.yazi-ust h1 {
  font-size: clamp(1.8rem, 4.6vw, 2.7rem);
  line-height: 1.12; letter-spacing: -.03em; text-transform: none; margin-bottom: 16px;
}

.yazi-ust .dek { color: var(--muted); font-size: 1.1rem; margin-bottom: 24px; }

.byline { display: flex; align-items: center; gap: 12px; font-size: .87rem; color: var(--muted); }
.byline img { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line); }
.byline strong { color: var(--text); }

/* --- Kapak görseli --- */
figure.kapak { margin: 0 auto 44px; max-width: 940px; }
figure.kapak img {
  width: 100%; aspect-ratio: 16/9; object-fit: cover;
  border-radius: var(--radius); border: 1px solid var(--line);
}

/* --- Gövde --- */
.yazi-govde { max-width: 720px; margin: 0 auto; padding-bottom: 20px; }

/* İçindekiler */
.icindekiler {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px 26px; margin-bottom: 38px;
}
.icindekiler h4 {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .14em;
  color: var(--muted); margin-bottom: 12px;
}
.icindekiler ol { margin-left: 18px; font-size: .94rem; }
.icindekiler li { margin-bottom: 6px; color: var(--muted); }
.icindekiler a { color: var(--muted); }
.icindekiler a:hover { color: var(--accent); }

/* Markdown'dan üretilen metin */
.metin { font-size: 1.06rem; line-height: 1.78; }
.metin p { margin-bottom: 20px; }

.metin h2 {
  font-size: 1.5rem; letter-spacing: -.022em; text-transform: none;
  margin: 44px 0 14px; scroll-margin-top: 96px;
}
.metin h3 {
  font-size: 1.12rem; margin: 30px 0 10px; scroll-margin-top: 96px;
}

.metin ul, .metin ol { margin: 0 0 20px 22px; }
.metin li { margin-bottom: 9px; }
.metin li::marker { color: var(--accent); }

.metin a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.metin strong { color: var(--text); font-weight: 700; }

.metin code {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: 5px; padding: 2px 7px; font-size: .9em;
}

.metin blockquote {
  border-left: 3px solid var(--accent);
  padding: 6px 0 6px 22px; margin: 32px 0;
  font-size: 1.16rem; line-height: 1.6; color: var(--text);
}

.metin hr { border: 0; border-top: 1px solid var(--line); margin: 38px 0; }

.metin figure { margin: 34px 0; }
.metin figure img {
  width: 100%; border-radius: var(--radius);
  border: 1px solid var(--line); aspect-ratio: 4/3; object-fit: cover;
}
.metin figcaption { font-size: .84rem; color: var(--muted); margin-top: 10px; text-align: center; }

/* Yazı içi tablo */
.table-scroll {
  overflow-x: auto; margin: 30px 0;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-2);
}
.table-scroll table { width: 100%; border-collapse: collapse; font-size: .93rem; min-width: 460px; }
.table-scroll th, .table-scroll td {
  text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line);
}
.table-scroll th {
  background: var(--bg); color: var(--accent);
  font-size: .74rem; text-transform: uppercase; letter-spacing: .07em; font-weight: 800;
}
.table-scroll tbody tr:last-child td { border-bottom: 0; }

/* --- Paylaşım --- */
.paylas {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 24px 0; margin-top: 36px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-size: .87rem; color: var(--muted);
}
.paylas .ikonlar { display: flex; gap: 9px; }
.paylas .ico {
  width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 50%;
  color: var(--muted); background: var(--bg-2);
  cursor: pointer; padding: 0; transition: .18s ease;
}
.paylas .ico:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.paylas .ico.kopyalandi { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.paylas svg { width: 18px; height: 18px; }

/* --- Yazar kutusu --- */
.yazar {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px; margin: 34px 0;
}
.yazar img { width: 72px; height: 72px; border-radius: 50%; flex-shrink: 0; border: 1px solid var(--line); }
.yazar h4 { font-size: 1.05rem; margin-bottom: 3px; }
.yazar .rol { font-size: .8rem; color: var(--accent); font-weight: 700; margin-bottom: 10px; }
.yazar p { font-size: .92rem; color: var(--muted); }

/* --- İlgili yazılar --- */
.ilgili { margin-top: 10px; }
.ilgili .section-head { align-items: center; }

/* --- Responsive --- */
@media (max-width: 640px) {
  .yazi-ust { padding: 32px 0 20px; }
  .yazar { flex-direction: column; }
  .metin { font-size: 1.02rem; }
}

/* ===============================================================
   DERSLER (public/dersler.html ve public/dersler/<ders>.html)
   =============================================================== */

/* Liste sayfalarının üst bloğu */
.hero.sayfa-ust { padding: 54px 0 44px; text-align: center; }
.hero.sayfa-ust h1 { text-transform: none; }
.hero.sayfa-ust .lead { margin: 0 auto; }
.hero.sayfa-ust .eyebrow::before { display: none; }

/* --- Ders kartları --- */
.dersler {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 22px;
}

.ders {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .18s ease, transform .18s ease;
}
.ders:hover { border-color: var(--accent); transform: translateY(-3px); }

.ders img { aspect-ratio: 4 / 3; object-fit: cover; }

.ders-govde { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.ders-govde .cat { align-self: flex-start; }
.ders-govde h3 { font-size: 1.14rem; line-height: 1.3; letter-spacing: -.02em; }
.ders-govde p { color: var(--muted); font-size: .9rem; }

/* Antrenör + süre satırı */
.ders-bilgi {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}
.bilgi {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .82rem;
  color: var(--muted);
}
.bilgi svg { width: 15px; height: 15px; color: var(--accent); flex-shrink: 0; }

/* --- Ders detay sayfası: künye kutusu --- */
.ders-ozet {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 38px;
}
.ozet-oge {
  background: var(--bg-2);
  padding: 20px;
  display: flex;
  gap: 13px;
  align-items: flex-start;
}
.ozet-oge .ic {
  width: 38px; height: 38px; flex-shrink: 0;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 10px;
  color: var(--accent);
}
.ozet-oge svg { width: 18px; height: 18px; }
.ozet-oge h4 {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .1em;
  color: var(--muted); margin-bottom: 4px; font-weight: 700;
}
.ozet-oge p { font-size: .95rem; font-weight: 600; }

@media (max-width: 640px) {
  .hero.sayfa-ust { padding: 36px 0 30px; }
}

/* ===============================================================
   TEK SAYFA DÜZENİ
   =============================================================== */

/* Bölümler sticky menünün altında kalmasın */
#ust, #hakkimizda, #dersler, #yazilar, #iletisim { scroll-margin-top: 90px; }

/* Aktif menü öğesi (assets/menu.js scroll'a göre işaretler) */
nav.main a.active { color: var(--accent); }

/* --- Hakkımızda --- */
.hakkimizda-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 46px;
  align-items: center;
  margin-bottom: 46px;
}

.hakkimizda-gorsel img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.hakkimizda-grid h2 { margin-bottom: 16px; text-transform: none; }
.hakkimizda-grid .lead { color: var(--muted); font-size: 1rem; margin-bottom: 14px; }
.hakkimizda-grid .lead:last-child { margin-bottom: 0; }

.ozellikler {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.ozellik {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  border-top: 2px solid var(--accent);
}
.ozellik h3 { font-size: 1rem; margin-bottom: 7px; letter-spacing: -.01em; }
.ozellik p { color: var(--muted); font-size: .89rem; }

@media (max-width: 860px) {
  .hakkimizda-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* Dar ekranda üst menü gizlenir — logo ve "Bize Ulaşın" kalır.
   Sıkışmanın başladığı genişlik burası; değiştirmek istersen tek yer. */
@media (max-width: 860px) {
  nav.main { display: none; }
}