/* ============================================================
   Cezeri Robotics – Tasarım sistemi
   Renkler: grafit siyah + takım kırmızısı + beyaz
   ============================================================ */
:root {
  --bg: #0a0a0c;
  --bg-2: #111115;
  --panel: #16161b;
  --panel-2: #1d1d24;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f3f3f5;
  --muted: #a3a3ad;
  --dim: #6d6d78;
  --red: #e3262f;
  --red-2: #ff4a52;
  --red-glow: rgba(227, 38, 47, 0.35);
  --gold: #f5c542;
  --blue: #2f7bf6;
  --pink: #ff5c9a;
  --radius: 18px;
  --radius-sm: 10px;
  --max: 1200px;
  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--red); color: #fff; }

.container { width: min(var(--max), 100% - 40px); margin-inline: auto; }

/* Blueprint ızgarası */
.grid-bg {
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* ---------- Tipografi ---------- */
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.1; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4.5vw, 3.3rem); font-weight: 700; }
h3 { font-size: 1.35rem; font-weight: 600; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red-2);
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--red); }
.lead { color: var(--muted); font-size: 1.15rem; max-width: 640px; }
.mono { font-family: var(--font-mono); }
.accent { color: var(--red-2); }

section { padding: 120px 0; position: relative; }
.section-head { margin-bottom: 56px; }
.section-head .lead { margin-top: 18px; }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px;
  font-weight: 600; font-size: 0.98rem;
  transition: transform .2s, background .2s, box-shadow .2s, border-color .2s;
  border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--red); color: #fff; box-shadow: 0 10px 30px var(--red-glow); }
.btn-primary:hover { background: var(--red-2); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line-strong); color: var(--text); background: rgba(255,255,255,0.03); }
.btn-ghost:hover { border-color: #fff; transform: translateY(-2px); }

/* ---------- Navigasyon ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled { background: rgba(10,10,12,0.82); backdrop-filter: blur(14px); border-color: var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 52px; height: 52px; object-fit: contain; transform: scale(1.35); }
.brand-text { font-family: var(--font-head); font-weight: 700; letter-spacing: 0.12em; font-size: 0.95rem; line-height: 1.1; }
.brand-text small { display: block; font-family: var(--font-mono); font-weight: 400; color: var(--muted); letter-spacing: 0.1em; font-size: 0.68rem; }
.nav-links { display: flex; gap: 26px; align-items: center; list-style: none; }
.nav-links a { color: var(--muted); font-size: 0.92rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: #fff; }
.nav-links .btn { padding: 10px 20px; color: #fff; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; cursor: pointer; padding: 8px; }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh; display: flex; align-items: flex-end;
  padding: 140px 0 90px; position: relative; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; filter: blur(28px) saturate(1.2); transform: scale(1.15); opacity: 0.55; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(circle at 80% 30%, rgba(227,38,47,0.22), transparent 55%),
    linear-gradient(180deg, rgba(10,10,12,0.6) 0%, rgba(10,10,12,0.75) 60%, var(--bg) 100%);
}
.hero { align-items: center; }
.hero-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.hero-photo {
  position: relative; border-radius: 22px; overflow: hidden; border: 1px solid var(--line-strong);
  box-shadow: 0 40px 90px rgba(0,0,0,0.6), 0 0 0 6px rgba(255,255,255,0.03);
  transform: rotate(1.2deg); animation: photoIn 1.1s cubic-bezier(.2,.8,.2,1) both;
}
.hero-photo img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.hero-photo figcaption {
  position: absolute; inset: auto 0 0 0; padding: 50px 22px 18px; font-weight: 600; font-size: 0.95rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
}
.hero-photo figcaption .mono { display: block; font-size: 0.7rem; color: var(--red-2); letter-spacing: 0.15em; font-weight: 400; }
@keyframes photoIn { from { opacity: 0; transform: translateY(30px) rotate(3deg); } }
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 16px 8px 10px; border-radius: 999px;
  background: rgba(245,197,66,0.12); border: 1px solid rgba(245,197,66,0.4);
  color: var(--gold); font-size: 0.88rem; font-weight: 600; margin-bottom: 26px;
}
.hero-badge span { background: var(--gold); color: #111; border-radius: 999px; padding: 2px 10px; font-size: 0.75rem; }
.hero h1 { font-size: clamp(2.6rem, 5.2vw, 4.6rem); font-weight: 700; max-width: 960px; }
.hero h1 em { font-style: normal; color: var(--red-2); }
.hero .lead { margin: 26px 0 38px; font-size: 1.22rem; color: #d4d4da; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-numbers {
  display: flex; gap: 40px; margin-top: 64px; padding-top: 28px;
  border-top: 1px solid var(--line-strong); flex-wrap: wrap;
}
.hero-numbers div { font-family: var(--font-mono); color: var(--muted); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; }
.hero-numbers b { display: block; font-family: var(--font-head); color: #fff; font-size: 2.1rem; letter-spacing: -0.02em; text-transform: none; }

/* ---------- Ödül şeridi ---------- */
.awards-strip { padding: 0; border-block: 1px solid var(--line); background: var(--bg-2); overflow: hidden; }
.marquee { display: flex; gap: 60px; padding: 22px 0; width: max-content; animation: marquee 38s linear infinite; }
.marquee span { font-family: var(--font-head); font-size: 1.15rem; font-weight: 600; white-space: nowrap; color: #e8e8ec; display: flex; align-items: center; gap: 14px; }
.marquee span::after { content: "✦"; color: var(--red); margin-left: 46px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Hakkımızda / El-Cezerî ---------- */
.about-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 72px; align-items: center; }
.about-text p { color: var(--muted); margin-top: 18px; }
.about-text p strong { color: #fff; font-weight: 600; }
.quote {
  margin-top: 32px; padding: 22px 26px; border-left: 3px solid var(--red);
  background: linear-gradient(90deg, rgba(227,38,47,0.08), transparent);
  font-family: var(--font-head); font-size: 1.3rem; color: #fff;
}
.about-visual { position: relative; }
.about-visual .photo { border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; border: 1px solid var(--line); }
.about-visual .photo img { width: 100%; height: 100%; object-fit: cover; }
.cezeri-card {
  position: absolute; left: -36px; bottom: -40px; width: 300px;
  background: var(--panel); border: 1px solid var(--line-strong); border-radius: var(--radius);
  padding: 22px; box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}
.cezeri-card .mono { color: var(--red-2); font-size: 0.75rem; letter-spacing: 0.15em; }
.cezeri-card h4 { font-size: 1.15rem; margin: 6px 0 8px; }
.cezeri-card p { color: var(--muted); font-size: 0.9rem; line-height: 1.5; }

/* ---------- Takımlar ---------- */
.teams { background: var(--bg-2); }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.team-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; position: relative; overflow: hidden; transition: transform .3s, border-color .3s;
}
.team-card:hover { transform: translateY(-6px); border-color: var(--line-strong); }
.team-card .num { font-family: var(--font-mono); font-size: 3.2rem; font-weight: 700; line-height: 1; letter-spacing: -0.04em; }
.team-card .prog {
  display: inline-block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.15em;
  padding: 5px 10px; border-radius: 6px; margin-bottom: 22px; font-weight: 600;
}
.team-card.frc .prog { background: rgba(227,38,47,0.15); color: var(--red-2); }
.team-card.ftc .prog { background: rgba(245,197,66,0.14); color: var(--gold); }
.team-card.workshop .prog { background: rgba(47,123,246,0.15); color: #7fb0ff; }
.team-card h3 { margin: 14px 0 10px; }
.team-card p { color: var(--muted); font-size: 0.95rem; }
.team-card ul { list-style: none; margin-top: 18px; display: grid; gap: 8px; }
.team-card li { font-size: 0.9rem; color: #d6d6dc; display: flex; gap: 10px; }
.team-card li::before { content: "→"; color: var(--dim); }
.team-card::after {
  content: ""; position: absolute; right: -60px; top: -60px; width: 180px; height: 180px; border-radius: 50%;
  filter: blur(50px); opacity: 0.35;
}
.team-card.frc::after { background: var(--red); }
.team-card.ftc::after { background: var(--gold); }
.team-card.workshop::after { background: var(--blue); }

/* Kardeş takımlar */
.sister {
  margin-top: 22px; display: flex; align-items: center; gap: 14px 34px; flex-wrap: wrap;
  padding: 18px 26px; border: 1px dashed var(--line-strong); border-radius: var(--radius);
}
.sister-label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--dim); }
.sister-item { display: flex; align-items: baseline; gap: 12px; flex: 1 1 320px; }
.sister-item b { font-family: var(--font-mono); font-size: 1.1rem; color: #7fb0ff; }
.sister-item span { color: var(--muted); font-size: 0.9rem; }
.sister-item strong { color: #fff; font-weight: 600; }

.tl-story {
  margin-top: 14px; padding: 14px 16px; border-radius: var(--radius-sm);
  background: rgba(47,123,246,0.08); border: 1px solid rgba(47,123,246,0.3); color: #d6d6dc !important;
}
.tl-story strong { color: #fff; }

/* Cumartesi Beceri Atölyesi */
.saturday {
  margin-top: 56px; padding: 36px; border-radius: 24px; background: var(--panel);
  border: 1px solid rgba(47,123,246,0.3);
  background-image: radial-gradient(circle at 100% 0%, rgba(47,123,246,0.16), transparent 50%);
}
.saturday-head { display: grid; grid-template-columns: 1.4fr 1fr; gap: 30px; align-items: end; margin-bottom: 26px; }
.saturday .eyebrow { color: #7fb0ff; }
.saturday .eyebrow::before { background: var(--blue); }
.saturday h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
.saturday-head p { color: var(--muted); margin-top: 12px; max-width: 620px; }
.saturday-tags { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.saturday-tags span { font-size: 0.85rem; padding: 7px 13px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line-strong); }
.saturday-strip { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.saturday-strip .g-item { aspect-ratio: 3/4; }

/* Mentörler */
.mentors-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px; align-items: center; }
.mentors-photo { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.mentors-photo img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.mentor-list { display: grid; gap: 16px; margin-top: 34px; }
.mentor { display: flex; gap: 20px; align-items: flex-start; padding: 24px; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); }
.mentor-avatar {
  width: 64px; height: 64px; flex: none; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; color: #fff;
  background: linear-gradient(135deg, var(--red), #7a0f14); box-shadow: 0 10px 25px var(--red-glow);
}
.mentor:nth-child(2) .mentor-avatar { background: linear-gradient(135deg, #3a3a44, #18181d); box-shadow: none; border: 1px solid var(--line-strong); }
.mentor .mono { font-size: 0.7rem; color: var(--red-2); letter-spacing: 0.16em; }
.mentor h3 { margin: 4px 0 6px; font-size: 1.3rem; }
.mentor p { color: var(--muted); font-size: 0.93rem; }
.mentor p strong { color: var(--gold); font-weight: 600; }

/* Tasarım masası */
.design-desk { display: grid; gap: 28px; margin-bottom: 56px; }
.desk { display: grid; grid-template-columns: 1fr 1.25fr; gap: 40px; align-items: center; padding: 36px; border-radius: 24px; background: var(--panel); border: 1px solid var(--line); }
.desk.reverse { grid-template-columns: 1.25fr 1fr; }
.desk.reverse .desk-text { order: 2; }
.desk-tag { display: inline-block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; padding: 6px 11px; border-radius: 6px; font-weight: 600; margin-bottom: 16px; }
.desk-tag.kicad { background: rgba(46,160,67,0.15); color: #5fd47a; }
.desk-tag.solid { background: rgba(227,38,47,0.15); color: var(--red-2); }
.desk h3 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
.desk p { color: var(--muted); margin-top: 12px; font-size: 0.97rem; }
.desk ul { list-style: none; margin-top: 18px; display: grid; gap: 8px; }
.desk li { font-size: 0.92rem; display: flex; gap: 10px; }
.desk li::before { content: "✓"; color: #5fd47a; font-weight: 700; }
.desk.reverse li::before { color: var(--red-2); }
.desk-gallery { display: grid; gap: 12px; }
.desk-gallery .g-item img { height: 100%; }
.desk-gallery.three { grid-template-columns: 1.6fr 1fr; grid-template-rows: 1fr 1fr; height: 400px; }
.desk-gallery.three .big { grid-row: span 2; }
.desk-gallery.four { grid-template-columns: 1fr 1fr; grid-template-rows: 1.2fr 1fr; height: 420px; }
.desk-gallery.four .wide { grid-column: span 2; background: #fff; }
.desk-gallery.four .wide img { object-fit: contain; }

/* Forma */
.jersey { display: grid; grid-template-columns: 1fr 1.2fr; gap: 30px; align-items: center; margin-bottom: 40px; padding: 30px 36px; border-radius: 24px; background: linear-gradient(135deg, #f4f4f6, #dcdce2); color: #111; }
.jersey .mono { font-size: 0.72rem; letter-spacing: 0.16em; color: var(--red); }
.jersey h3 { font-size: clamp(1.4rem, 2.6vw, 2rem); margin: 8px 0 10px; }
.jersey p { color: #444; }
.jersey-imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.jersey-imgs img { width: 100%; aspect-ratio: 1; object-fit: contain; border-radius: 16px; background: #fff; padding: 10px; box-shadow: 0 12px 30px rgba(0,0,0,0.12); transition: transform .3s; }
.jersey-imgs img:hover { transform: translateY(-4px) rotate(-1deg); }

/* İletişim */
.contact { background: var(--bg-2); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr 1.2fr; gap: 18px; }
.contact-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.contact-card .mono { font-size: 0.72rem; color: var(--red-2); letter-spacing: 0.16em; }
.contact-card h3 { margin: 8px 0 16px; font-size: 1.25rem; }
.contact-line { display: block; color: #d6d6dc; font-size: 0.95rem; margin-bottom: 10px; transition: color .2s; }
a.contact-line:hover { color: var(--red-2); }
.school-info p { color: var(--muted); font-size: 0.93rem; }

/* Yol haritası */
.pathway {
  margin-top: 48px; display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--panel);
}
.pathway div { padding: 26px 24px; border-right: 1px solid var(--line); position: relative; }
.pathway div:last-child { border-right: 0; }
.pathway .step { font-family: var(--font-mono); font-size: 0.72rem; color: var(--dim); letter-spacing: 0.15em; }
.pathway h4 { font-size: 1.1rem; margin: 6px 0 4px; }
.pathway p { font-size: 0.86rem; color: var(--muted); line-height: 1.5; }
.pathway div:not(:last-child)::after {
  content: ""; position: absolute; right: -9px; top: 50%; width: 16px; height: 16px;
  background: var(--panel); border-top: 1px solid var(--line-strong); border-right: 1px solid var(--line-strong);
  transform: translateY(-50%) rotate(45deg); z-index: 1;
}

/* ---------- Başarılar / Zaman çizelgesi ---------- */
.ach-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 64px; align-items: start; }
.trophy-photo { position: sticky; top: 110px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.trophy-photo img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.trophy-photo figcaption {
  position: absolute; inset: auto 0 0 0; padding: 60px 24px 22px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
}
.trophy-photo figcaption b { font-family: var(--font-head); font-size: 1.4rem; display: block; }
.trophy-photo figcaption span { color: var(--muted); font-size: 0.9rem; }

.timeline { position: relative; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--red), var(--line)); }
.tl-item { position: relative; padding-bottom: 38px; }
.tl-item::before {
  content: ""; position: absolute; left: -34px; top: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--red);
}
.tl-item.upcoming::before { border-color: var(--dim); border-style: dashed; }
.tl-date { font-family: var(--font-mono); font-size: 0.78rem; color: var(--red-2); letter-spacing: 0.12em; text-transform: uppercase; }
.tl-item.upcoming .tl-date { color: var(--muted); }
.tl-item h3 { margin: 6px 0 6px; }
.tl-item p { color: var(--muted); font-size: 0.95rem; }
.award-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chip {
  font-size: 0.82rem; font-weight: 600; padding: 6px 12px; border-radius: 999px;
  background: var(--panel-2); border: 1px solid var(--line-strong);
}
.chip.gold { background: rgba(245,197,66,0.12); border-color: rgba(245,197,66,0.45); color: var(--gold); }
.chip.silver { background: rgba(200,200,210,0.1); border-color: rgba(200,200,210,0.4); color: #dcdce4; }

/* ---------- Etkimiz ---------- */
.impact { background: var(--bg-2); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { background: var(--panel); padding: 34px 28px; }
.stat b { font-family: var(--font-head); font-size: clamp(2.4rem, 4vw, 3.4rem); font-weight: 700; letter-spacing: -0.03em; display: block; line-height: 1; }
.stat > span { color: var(--muted); font-size: 0.92rem; display: block; margin-top: 10px; }
.stat:nth-child(1) b, .stat:nth-child(5) b { color: var(--red-2); }

.girls {
  margin-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(255,92,154,0.3);
  background: linear-gradient(135deg, rgba(255,92,154,0.12), rgba(255,92,154,0.02));
}
.girls-text { padding: 46px; }
.girls-text .eyebrow { color: var(--pink); }
.girls-text .eyebrow::before { background: var(--pink); }
.girls-text h3 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
.girls-text p { color: #d8d8de; margin-top: 16px; }
.ratio { display: flex; gap: 30px; margin-top: 28px; }
.ratio div { font-family: var(--font-mono); font-size: 0.78rem; color: var(--muted); letter-spacing: 0.08em; }
.ratio b { display: block; font-family: var(--font-head); font-size: 2.2rem; color: #fff; letter-spacing: -0.02em; }
.ratio .pink b { color: var(--pink); }
.bar { height: 10px; border-radius: 99px; background: rgba(255,255,255,0.08); margin-top: 10px; overflow: hidden; width: 180px; }
.bar i { display: block; height: 100%; background: var(--pink); border-radius: 99px; width: 0; transition: width 1.6s cubic-bezier(.2,.8,.2,1); }
.girls-photo img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Galeri / Outreach ---------- */
.gallery { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: 120px; gap: 14px; }
.g-item { position: relative; border-radius: var(--radius-sm); overflow: hidden; border: 1px solid var(--line); cursor: zoom-in; }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.g-item:hover img { transform: scale(1.05); }
.g-item figcaption {
  position: absolute; inset: auto 0 0 0; padding: 40px 16px 14px; font-size: 0.86rem; font-weight: 500;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
}
.g-item figcaption small { display: block; font-family: var(--font-mono); font-size: 0.68rem; color: var(--red-2); letter-spacing: 0.12em; text-transform: uppercase; }
.g1 { grid-column: span 7; grid-row: span 3; }
.g2 { grid-column: span 5; grid-row: span 3; }
.g3 { grid-column: span 4; grid-row: span 3; }
.g4 { grid-column: span 4; grid-row: span 3; }
.g5 { grid-column: span 4; grid-row: span 3; }
.g6 { grid-column: span 5; grid-row: span 3; }
.g7 { grid-column: span 7; grid-row: span 3; }

/* ---------- Mühendislik Atölyesi ---------- */
.lab { background: var(--bg-2); }
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 56px; }
.proc {
  border-radius: var(--radius); overflow: hidden; background: var(--panel); border: 1px solid var(--line);
}
.proc img { aspect-ratio: 4/3; width: 100%; object-fit: cover; }
.proc div { padding: 20px 22px 24px; }
.proc .mono { font-size: 0.72rem; color: var(--red-2); letter-spacing: 0.15em; }
.proc h4 { font-family: var(--font-head); font-size: 1.15rem; margin: 4px 0 6px; }
.proc p { color: var(--muted); font-size: 0.88rem; line-height: 1.55; }

.calc {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line-strong); background: var(--panel);
}
.calc-controls { padding: 40px; }
.calc-controls h3 { font-size: 1.7rem; }
.calc-controls > p { color: var(--muted); margin: 10px 0 28px; font-size: 0.95rem; }
.field { margin-bottom: 22px; }
.field label { display: flex; justify-content: space-between; font-size: 0.88rem; color: #d4d4da; margin-bottom: 10px; }
.field label output { font-family: var(--font-mono); color: #fff; }
input[type=range] { width: 100%; accent-color: var(--red); height: 6px; cursor: pointer; }
.calc-result { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 30px; }
.calc-result div { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 18px; }
.calc-result span { font-size: 0.78rem; color: var(--muted); font-family: var(--font-mono); letter-spacing: 0.06em; }
.calc-result b { display: block; font-family: var(--font-head); font-size: 1.8rem; margin-top: 4px; }
.calc-note { margin-top: 18px; font-size: 0.85rem; color: var(--muted); padding: 14px 16px; border-radius: var(--radius-sm); background: rgba(227,38,47,0.07); border: 1px solid rgba(227,38,47,0.25); }
.calc-visual { background: var(--bg); display: grid; place-items: center; padding: 30px; border-left: 1px solid var(--line); position: relative; }
.calc-visual svg { width: 100%; max-width: 420px; height: auto; }
.calc-visual .legend { position: absolute; bottom: 22px; left: 0; right: 0; text-align: center; font-family: var(--font-mono); font-size: 0.75rem; color: var(--dim); }

/* ---------- FIRST kültürü ---------- */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.value { padding: 30px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--panel); }
.value .ico { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--panel-2); border: 1px solid var(--line-strong); margin-bottom: 18px; font-size: 1.3rem; }
.value h3 { font-size: 1.2rem; }
.value p { color: var(--muted); font-size: 0.93rem; margin-top: 8px; }
.programs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 22px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.program { padding: 28px; border-right: 1px solid var(--line); background: var(--bg-2); }
.program:last-child { border-right: 0; }
.program .tag { font-family: var(--font-mono); font-size: 0.72rem; color: var(--dim); letter-spacing: 0.12em; }
.program h4 { font-family: var(--font-head); font-size: 1.3rem; margin: 4px 0; }
.program p { color: var(--muted); font-size: 0.88rem; }
.program.us { background: linear-gradient(180deg, rgba(227,38,47,0.1), var(--bg-2)); }
.program .here { display: inline-block; margin-top: 12px; font-size: 0.75rem; font-weight: 700; color: var(--red-2); font-family: var(--font-mono); letter-spacing: 0.1em; }

/* ---------- Instagram ---------- */
.insta { background: var(--bg-2); }
.insta-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; flex-wrap: wrap; margin-bottom: 44px; }
.insta-profile { display: flex; align-items: center; gap: 16px; }
.insta-profile .avatar { width: 64px; height: 64px; border-radius: 50%; padding: 3px; background: conic-gradient(#f9ce34, #ee2a7b, #6228d7, #f9ce34); }
.insta-profile .avatar img { width: 100%; height: 100%; border-radius: 50%; background: #000; object-fit: cover; border: 3px solid var(--bg-2); }
.insta-profile b { font-family: var(--font-head); font-size: 1.2rem; display: block; }
.insta-profile span { color: var(--muted); font-size: 0.9rem; }
.insta-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: start; }
.insta-grid .instagram-media { min-width: 0 !important; width: 100% !important; margin: 0 !important; border-radius: 14px !important; }
.insta-fallback {
  display: block; border-radius: 14px; border: 1px solid var(--line); background: var(--panel); padding: 22px; transition: border-color .2s;
}
.insta-fallback:hover { border-color: var(--line-strong); }
.insta-fallback .mono { font-size: 0.72rem; color: var(--dim); }
.insta-fallback p { margin-top: 10px; font-size: 0.92rem; color: #d6d6dc; }
.insta-fallback .open { margin-top: 14px; font-size: 0.82rem; color: var(--red-2); font-weight: 600; }

/* ---------- Sponsorlar ---------- */
.sponsor-tier { margin-bottom: 40px; }
.tier-label { font-family: var(--font-mono); font-size: 0.75rem; color: var(--dim); letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 16px; }
.sponsor-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.sponsor {
  height: 170px; border-radius: var(--radius); background: #f4f4f6; color: #111;
  display: grid; place-items: center; position: relative; overflow: hidden; transition: transform .3s, box-shadow .3s;
}
.sponsor:hover { transform: translateY(-4px); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.sponsor img { max-height: 70px; max-width: 70%; object-fit: contain; }
.sponsor .wordmark { font-family: var(--font-head); font-weight: 700; font-size: 2.6rem; letter-spacing: 0.04em; }
.sponsor .wordmark.boeing { color: #0033a1; letter-spacing: 0.12em; }
.sponsor .wordmark.rtx { color: #c8102e; font-size: 3.2rem; letter-spacing: 0.02em; font-style: italic; }
.sponsor .note { position: absolute; bottom: 12px; font-size: 0.75rem; color: #666; font-family: var(--font-mono); }
.thanks-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.thanks {
  display: flex; gap: 24px; align-items: center; padding: 26px 30px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line);
}
a.thanks { transition: border-color .2s, transform .2s; }
a.thanks:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.thanks .visit { display: inline-block; margin-top: 8px; font-size: 0.82rem; font-weight: 600; color: var(--red-2); }
.thanks .logo-box { width: 160px; height: 80px; flex: none; border-radius: 12px; background: #fff; display: grid; place-items: center; color: #111; font-family: var(--font-head); font-weight: 700; text-align: center; line-height: 1.05; font-size: 0.95rem; padding: 8px; }
.thanks .logo-box img { max-width: 100%; max-height: 100%; object-fit: contain; }
.thanks h4 { font-family: var(--font-head); font-size: 1.15rem; }
.thanks p { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
.cta-box {
  margin-top: 56px; border-radius: 24px; padding: 54px; position: relative; overflow: hidden;
  background: radial-gradient(circle at 85% 20%, rgba(227,38,47,0.45), transparent 50%), var(--panel);
  border: 1px solid rgba(227,38,47,0.35); display: flex; justify-content: space-between; align-items: center; gap: 30px; flex-wrap: wrap;
}
.cta-box h3 { font-size: clamp(1.6rem, 3vw, 2.4rem); max-width: 620px; }
.cta-box p { color: var(--muted); margin-top: 10px; max-width: 560px; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--line); padding: 64px 0 40px; background: var(--bg); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.foot-grid h5 { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--dim); margin-bottom: 16px; font-weight: 500; }
.foot-grid ul { list-style: none; display: grid; gap: 10px; }
.foot-grid a { color: var(--muted); font-size: 0.93rem; transition: color .2s; }
.foot-grid a:hover { color: #fff; }
.foot-brand p { color: var(--muted); font-size: 0.92rem; margin-top: 16px; max-width: 320px; }
.school { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.school img { width: 48px; height: 48px; border-radius: 50%; background: #fff; }
.school span { font-size: 0.82rem; color: var(--muted); line-height: 1.4; }
.foot-bottom { margin-top: 50px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; color: var(--dim); font-size: 0.82rem; flex-wrap: wrap; gap: 10px; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(0,0,0,0.92); display: none; place-items: center; padding: 30px; cursor: zoom-out; }
.lightbox.open { display: grid; }
.lightbox img { max-height: 88vh; max-width: 92vw; border-radius: 10px; }

/* ---------- Görünme animasyonu ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee, .hero-photo { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Duyarlı tasarım ---------- */
@media (max-width: 1024px) {
  .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; gap: 0; background: rgba(10,10,12,0.97); border-bottom: 1px solid var(--line); padding: 10px 0 20px; }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; text-align: center; }
  .nav-links a { display: block; padding: 12px; }
  .nav-toggle { display: block; }
  .about-grid, .ach-grid, .calc, .girls, .hero-grid { grid-template-columns: 1fr; }
  .hero-photo { transform: none; max-width: 640px; }
  .cezeri-card { position: relative; left: 0; bottom: 0; width: auto; margin-top: -40px; margin-inline: 20px; }
  .trophy-photo { position: relative; top: 0; max-width: 480px; }
  .team-grid, .values { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .thanks-row { grid-template-columns: 1fr; }
  .mentors-grid, .desk, .desk.reverse, .jersey, .saturday-head { grid-template-columns: 1fr; }
  .desk.reverse .desk-text { order: 0; }
  .saturday-tags { justify-content: flex-start; }
  .saturday-strip { grid-template-columns: repeat(3, 1fr); }
  .mentors-photo { max-width: 520px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .insta-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .calc-visual { border-left: 0; border-top: 1px solid var(--line); min-height: 340px; }
  .girls-photo { max-height: 380px; }
}
@media (max-width: 680px) {
  body { font-size: 16px; }
  section { padding: 84px 0; }
  .container { width: calc(100% - 32px); }
  .team-grid, .values, .programs, .sponsor-row, .thanks-row, .process, .insta-grid, .contact-grid { grid-template-columns: 1fr; }
  .program { border-right: 0; border-bottom: 1px solid var(--line); }
  .pathway { grid-template-columns: 1fr; }
  .pathway div { border-right: 0; border-bottom: 1px solid var(--line); }
  .pathway div:not(:last-child)::after { right: 50%; top: auto; bottom: -9px; transform: translateX(50%) rotate(135deg); }
  .gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 150px; }
  .g1, .g2, .g3, .g4, .g5, .g6, .g7 { grid-column: span 2; grid-row: span 2; }
  .hero-numbers { gap: 24px; }
  .hero-numbers b { font-size: 1.6rem; }
  .girls-text, .calc-controls, .cta-box { padding: 30px 24px; }
  .calc-result { grid-template-columns: 1fr; }
  .thanks { flex-direction: column; align-items: flex-start; }
  .foot-grid { grid-template-columns: 1fr; }
  .saturday, .desk, .jersey { padding: 24px 20px; }
  .saturday-strip { grid-template-columns: repeat(2, 1fr); }
  .desk-gallery.three, .desk-gallery.four { height: 320px; }
  .mentor { padding: 18px; }
}