/* ============================================================
   İLETKEN OKULLARI · Online Eğitim Platformu
   "Eğitimde sınırları kaldırıyoruz."
   Marka: kırmızı #e2231a · mavi #0e5fbd · lacivert #0a1a33
   Tasarım dili: kurumsal + devre/iletken motifi (Space Grotesk / Manrope)
   ============================================================ */

:root {
  --red:       #e11d2a;
  --red-600:   #c30f22;
  --red-700:   #a30c1c;
  --blue:      #0e5fbd;
  --blue-600:  #0b4f9e;
  --blue-700:  #093f80;
  --navy:      #0a1a33;
  --navy-800:  #0c2140;
  --navy-2:    #12294a;
  --ink:       #172336;
  --slate:     #48566b;
  --muted:     #64748b;
  --line:      #e5eaf1;
  --bg:        #ffffff;
  --bg-soft:   #f4f8fd;
  --bg-navy:   #0a1a33;
  --white:     #ffffff;
  --radius:    16px;
  --radius-sm: 10px;
  --container: 1180px;
  --ease:      cubic-bezier(.2,.7,.3,1);
  --shadow-sm: 0 2px 10px rgba(10,26,51,.06);
  --shadow-md: 0 14px 36px rgba(10,26,51,.10);
  --shadow-lg: 0 30px 70px rgba(9,63,128,.18);
  --shadow-red:0 14px 30px rgba(226,35,26,.28);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  font-family: 'Manrope', system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
h1,h2,h3,h4 { font-family: 'Space Grotesk', 'Manrope', sans-serif; line-height: 1.12; color: var(--navy); letter-spacing: -.02em; font-weight: 700; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.red-text { color: var(--red); }
.blue-text { color: var(--blue); }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: .95rem;
  padding: .8rem 1.5rem; border-radius: 10px; border: 2px solid transparent;
  cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn i { font-size: .92em; }
.btn-red { background: var(--red); color: #fff; box-shadow: var(--shadow-red); }
.btn-red:hover { background: var(--red-600); transform: translateY(-2px); }
.btn-blue { background: var(--blue); color: #fff; box-shadow: 0 14px 30px rgba(14,95,189,.28); }
.btn-blue:hover { background: var(--blue-600); transform: translateY(-2px); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-2); transform: translateY(-2px); }
.btn-outline { background: transparent; border-color: var(--blue); color: var(--blue-700); }
.btn-outline:hover { background: var(--blue); color: #fff; transform: translateY(-2px); }
.btn-outline-white { background: transparent; border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline-white:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-white { background: #fff; color: var(--navy); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-lg { padding: .95rem 1.9rem; font-size: 1.02rem; }
.btn-block { width: 100%; }

/* ---------- Üst şerit ---------- */
.topbar { background: var(--navy); color: #c6d3e6; font-size: .82rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 40px; gap: 1rem; }
.tb-left { display: flex; align-items: center; gap: 1.4rem; }
.tb-left a { display: inline-flex; align-items: center; gap: .45rem; transition: color .2s; }
.tb-left a:hover { color: #fff; }
.tb-left i { color: var(--red); }
.tb-social { display: flex; align-items: center; gap: .4rem; }
.tb-social a { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 7px; background: rgba(255,255,255,.08); color: #dbe6f4; font-size: .8rem; transition: background .2s, transform .2s; }
.tb-social a:hover { background: var(--red); color: #fff; transform: translateY(-2px); }

/* ---------- Navbar ---------- */
.navbar { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); transition: box-shadow .3s, background .3s; }
.navbar.scrolled { box-shadow: var(--shadow-sm); background: rgba(255,255,255,.98); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 88px; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; }
.brand-mark { height: 68px; width: auto; display: block; }
.nav-links { display: flex; gap: 1.5rem; }
.nav-links > a { font-family: 'Space Grotesk', sans-serif; font-weight: 500; font-size: .95rem; color: var(--navy); position: relative; padding: .35rem 0; transition: color .2s; }
.nav-links > a::after { content: ""; position: absolute; left: 0; bottom: -3px; width: 0; height: 3px; background: var(--red); border-radius: 3px; transition: width .28s var(--ease); }
.nav-links > a:hover { color: var(--red-600); }
.nav-links > a:hover::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: .7rem; }
.nav-toggle { display: none; background: none; border: none; font-size: 1.35rem; color: var(--navy); cursor: pointer; }
.nav-auth-mobile { display: none; }

/* ---------- Devre motifi (dekoratif) ---------- */
.circuit { position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .5; }

/* ---------- Hero (koyu) ---------- */
.hero { position: relative; overflow: hidden; background:
    radial-gradient(900px 500px at 88% -10%, rgba(226,35,26,.22), transparent 60%),
    radial-gradient(760px 460px at 5% 110%, rgba(14,95,189,.28), transparent 60%),
    linear-gradient(160deg, #0a1a33 0%, #0b213f 60%, #0a1a33 100%);
  color: #fff; padding: 78px 0 120px; }
.hero .container { position: relative; z-index: 2; }
.hero-inner { display: grid; grid-template-columns: 1.08fr .92fr; gap: 54px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: .5rem; font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: #ffd0cc; background: rgba(226,35,26,.16); border: 1px solid rgba(226,35,26,.34); padding: .45rem .95rem; border-radius: 999px; }
.eyebrow i { color: var(--red); }
.hero-title { font-size: clamp(2.4rem, 5vw, 4rem); margin: 1.2rem 0 1.1rem; color: #fff; line-height: 1.05; }
.hero-title .hl { position: relative; color: #fff; white-space: nowrap; }
.hero-title .hl::after { content: ""; position: absolute; left: 0; right: 0; bottom: .08em; height: .22em; background: var(--red); z-index: -1; border-radius: 3px; opacity: .9; }
.hero-sub { font-size: 1.14rem; color: #c3d2e6; max-width: 34rem; margin-bottom: 2rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-bottom: 2.2rem; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.hero-badge { display: inline-flex; align-items: center; gap: .55rem; font-size: .9rem; color: #d5e0ee; }
.hero-badge i { color: #48d18a; font-size: 1rem; }

/* Hero görsel: platform + branş kartları */
.hero-visual { position: relative; }
.hv-frame { position: relative; background: linear-gradient(160deg,#12294a,#0c1e3a); border: 1px solid rgba(255,255,255,.12); border-radius: 20px; padding: 18px; box-shadow: var(--shadow-lg); }
.hv-bar { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.hv-bar i { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.hv-bar i:nth-child(1){ background:#ff5f57; } .hv-bar i:nth-child(2){ background:#febc2e; } .hv-bar i:nth-child(3){ background:#28c840; }
.hv-bar span { margin-left: auto; font-size: .72rem; color: #8ea3c0; font-family: 'Space Grotesk',sans-serif; }
.hv-title { color:#fff; font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:.95rem; margin-bottom: 12px; display:flex; align-items:center; gap:.5rem; }
.hv-title .live { margin-left:auto; display:inline-flex; align-items:center; gap:.4rem; font-size:.72rem; font-weight:600; color:#ff6a63; background:rgba(226,35,26,.16); padding:.2rem .6rem; border-radius:999px; }
.hv-title .live b { width:7px; height:7px; border-radius:50%; background:#ff5f57; animation: pulse 1.4s infinite; }
.hv-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.hv-cell { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.09); border-radius: 12px; padding: 14px 10px; text-align: center; transition: transform .25s var(--ease), background .25s; }
.hv-cell:hover { transform: translateY(-4px); background: rgba(255,255,255,.09); }
.hv-cell .ic { width: 40px; height: 40px; margin: 0 auto 8px; border-radius: 10px; display: grid; place-items: center; font-size: 1.05rem; color:#fff; }
.hv-cell:nth-child(3n+1) .ic{ background: linear-gradient(150deg,#e2231a,#a2130c); }
.hv-cell:nth-child(3n+2) .ic{ background: linear-gradient(150deg,#1e78d6,#093f80); }
.hv-cell:nth-child(3n) .ic{ background: linear-gradient(150deg,#12294a,#0c1e3a); border:1px solid rgba(255,255,255,.15); }
.hv-cell span { display: block; font-size: .74rem; color: #c9d6e8; font-weight: 600; }
.hv-foot { display:flex; align-items:center; justify-content:space-between; margin-top:14px; padding-top:14px; border-top:1px solid rgba(255,255,255,.09); }
.hv-foot .prog { flex:1; height:7px; border-radius:99px; background:rgba(255,255,255,.1); margin-right:12px; overflow:hidden; }
.hv-foot .prog i { display:block; height:100%; width:72%; background:linear-gradient(90deg,var(--blue),var(--red)); border-radius:99px; }
.hv-foot small { font-size:.74rem; color:#8ea3c0; font-family:'Space Grotesk',sans-serif; }
.hv-float { position:absolute; background:#fff; color:var(--navy); border-radius:14px; padding:.7rem .9rem; display:flex; align-items:center; gap:.6rem; box-shadow:var(--shadow-md); animation: float 4s ease-in-out infinite; }
.hv-float i { width:36px; height:36px; border-radius:10px; display:grid; place-items:center; font-size:1rem; }
.hv-float strong { display:block; font-family:'Space Grotesk',sans-serif; font-size:.86rem; }
.hv-float span { font-size:.74rem; color:var(--muted); }
.hv-f1 { top:-26px; left:-30px; animation-delay:.2s; }
.hv-f1 i { background:#e7f6ee; color:#1f9d57; }
.hv-f2 { bottom:-24px; right:-24px; animation-delay:1.3s; }
.hv-f2 i { background:#fdeceb; color:var(--red); }
@keyframes float { 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(-11px);} }
@keyframes pulse { 0%,100%{ opacity:1;} 50%{ opacity:.3;} }

/* ---------- İstatistik bandı ---------- */
.stats-band { position: relative; z-index: 3; margin-top: -62px; }
.stats-inner { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow-md); overflow: hidden; }
.stat { padding: 26px 22px; text-align: center; position: relative; }
.stat + .stat::before { content:""; position:absolute; left:0; top:22%; height:56%; width:1px; background:var(--line); }
.stat strong { display: block; font-family: 'Space Grotesk', sans-serif; font-size: clamp(1.7rem,3vw,2.3rem); font-weight: 700; color: var(--navy); }
.stat strong em { font-style: normal; color: var(--red); }
.stat span { font-size: .86rem; color: var(--muted); font-weight: 600; }

/* ---------- Section genel ---------- */
.section { padding: 92px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 660px; margin: 0 auto 54px; text-align: center; }
.kicker { display: inline-flex; align-items: center; gap: .5rem; font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--blue-700); }
.kicker::before, .kicker::after { content:""; width: 26px; height: 2px; background: var(--red); border-radius: 2px; }
.section-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); margin: .8rem 0 .7rem; }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.head-left { text-align: left; margin-left: 0; }
.head-left .kicker::before { display: none; }

/* ---------- Hakkımızda ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-media { position: relative; }
.about-visual { position: relative; overflow: hidden; border-radius: 22px; padding: 44px 40px; min-height: 380px; display: flex; align-items: center;
  background: radial-gradient(520px 320px at 85% 0%, rgba(14,95,189,.34), transparent 60%), linear-gradient(160deg,#0c2140,#0a1a33); box-shadow: var(--shadow-lg); }
.av-circuit { position: absolute; inset: 0; z-index: 0; opacity: .8; }
.av-inner { position: relative; z-index: 1; width: 100%; }
.av-brand { display: inline-flex; background: #fff; border-radius: 14px; padding: 12px 18px; box-shadow: var(--shadow-md); }
.av-brand img { height: 58px; width: auto; display: block; }
.av-slogan { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 1.35rem; color: #fff; margin: 22px 0 24px; line-height: 1.3; max-width: 20rem; }
.av-chips { display: grid; grid-template-columns: 1fr; gap: 10px; max-width: 17rem; }
.av-chips span { display: inline-flex; align-items: center; gap: .55rem; font-size: .9rem; font-weight: 600; color: #dbe6f4; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); border-radius: 10px; padding: .6rem .9rem; }
.av-chips i { color: var(--red); font-size: .95rem; }
.av-chips span:nth-child(even) i { color: #5aa0f0; }
.about-badge { position: absolute; right: -18px; bottom: -18px; z-index: 2; background: var(--red); color: #fff; border-radius: 16px; padding: 18px 22px; box-shadow: var(--shadow-red); }
.about-badge strong { display: block; font-family: 'Space Grotesk', sans-serif; font-size: 1.8rem; line-height: 1; }
.about-badge span { font-size: .8rem; opacity: .92; }
.about-text .kicker { margin-bottom: .7rem; }
.about-text h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); margin-bottom: 1rem; }
.about-text > p { color: var(--slate); font-size: 1.02rem; margin-bottom: 1.4rem; }
.mv-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 1.4rem; }
.mv-card { background: var(--bg-soft); border: 1px solid var(--line); border-left: 4px solid var(--blue); border-radius: 12px; padding: 18px 20px; }
.mv-card:first-child { border-left-color: var(--red); }
.mv-card h4 { font-size: 1.05rem; margin-bottom: .4rem; display: flex; align-items: center; gap: .5rem; }
.mv-card h4 i { color: var(--red); }
.mv-card:last-child h4 i { color: var(--blue); }
.mv-card p { font-size: .9rem; color: var(--muted); }

/* ---------- Hizmetler ---------- */
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.service-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow-sm); overflow: hidden; transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s; }
.service-card::before { content:""; position:absolute; top:0; left:0; width:0; height:4px; background: var(--red); transition: width .35s var(--ease); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #d3e0f0; }
.service-card:hover::before { width: 100%; }
.service-card:nth-child(even)::before { background: var(--blue); }
.svc-ic { width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center; font-size: 1.5rem; color: #fff; margin-bottom: 18px; background: linear-gradient(150deg,#e2231a,#a2130c); box-shadow: var(--shadow-red); }
.service-card:nth-child(even) .svc-ic { background: linear-gradient(150deg,#1e78d6,#093f80); box-shadow: 0 12px 24px rgba(14,95,189,.28); }
.service-card h3 { font-size: 1.25rem; margin-bottom: .5rem; }
.service-card p { color: var(--muted); font-size: .94rem; }
.svc-num { position: absolute; top: 22px; right: 24px; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.4rem; color: var(--line); }

/* ---------- Neden İletken (devre listesi) ---------- */
.why { position: relative; overflow: hidden; }
.why-inner { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.why-left h2 { font-size: clamp(1.9rem,3.4vw,2.6rem); margin: .8rem 0 1rem; }
.why-left > p { color: var(--slate); font-size: 1.04rem; margin-bottom: 1.6rem; }
.why-cta { display:flex; flex-wrap:wrap; gap:.8rem; }
.why-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.why-item { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 22px 20px 20px; box-shadow: var(--shadow-sm); transition: transform .25s var(--ease), box-shadow .25s var(--ease); }
.why-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.why-node { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-size: 1.15rem; color: #fff; margin-bottom: 14px; background: var(--navy); position: relative; }
.why-item:nth-child(3n+1) .why-node { background: var(--red); }
.why-item:nth-child(3n+2) .why-node { background: var(--blue); }
.why-item h4 { font-size: 1.02rem; margin-bottom: .35rem; }
.why-item p { font-size: .88rem; color: var(--muted); }

/* ---------- Eğitim Setleri ---------- */
.set-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: .5rem; margin-bottom: 40px; }
.set-tab { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: .92rem; padding: .65rem 1.5rem; border-radius: 10px; border: 1.5px solid var(--line); background: #fff; color: var(--navy); cursor: pointer; transition: all .22s var(--ease); }
.set-tab:hover { border-color: var(--red); color: var(--red-600); }
.set-tab.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.set-panel { display: none; }
.set-panel.active { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; animation: fadeUp .45s var(--ease); }
@keyframes fadeUp { from { opacity:0; transform: translateY(14px);} to { opacity:1; transform:none; } }
.set-card { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s; }
.set-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #d3e0f0; }
.set-top { position: relative; padding: 20px 22px; color: #fff; background: linear-gradient(150deg,#12294a,#0a1a33); overflow: hidden; }
.set-top::after { content:""; position:absolute; right:-30px; top:-30px; width:120px; height:120px; border-radius:50%; background: radial-gradient(circle,rgba(226,35,26,.5),transparent 70%); }
.set-card:nth-child(even) .set-top::after { background: radial-gradient(circle,rgba(14,95,189,.55),transparent 70%); }
.set-grade { position: relative; z-index:1; font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:1.5rem; }
.set-grade small { display:block; font-size:.72rem; font-weight:500; letter-spacing:.14em; text-transform:uppercase; color:#9fb4d1; margin-bottom:.15rem; }
.set-body { padding: 20px 22px; display: flex; flex-direction: column; flex: 1; }
.set-body h3 { font-size: 1.06rem; margin-bottom: .3rem; }
.set-sub { color: var(--muted); font-size: .82rem; margin: 0 0 .8rem; min-height: 2.3em; }
.set-feats { display: flex; flex-direction: column; gap: .5rem; margin-bottom: 1.1rem; }
.set-feats li { display: flex; align-items: flex-start; gap: .55rem; font-size: .86rem; color: var(--slate); }
.set-feats i { color: var(--red); font-size: .78rem; margin-top: .35rem; flex-shrink: 0; }
.set-price { margin: 2px 0 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.set-price .old { display: inline-block; color: var(--muted); font-size: .84rem; text-decoration: line-through; margin-right: .45rem; }
.set-price strong { font-family: 'Space Grotesk', sans-serif; font-size: 1.7rem; font-weight: 700; color: var(--navy); }
.set-price strong span { font-size: 1rem; margin-left: .08rem; }
.set-price small { display: block; color: var(--muted); font-size: .8rem; margin-top: .25rem; }
.set-actions { margin-top: auto; display: flex; gap: .5rem; }
.set-actions .btn { flex: 1; padding: .62rem .8rem; font-size: .85rem; }
.set-card.wide { grid-column: 1 / -1; flex-direction: row; align-items: stretch; }
.set-card.wide .set-top { flex: 0 0 34%; display: flex; flex-direction: column; justify-content: center; }
.set-card.wide .set-body { flex: 1; }
.set-card.wide .set-feats { display: grid; grid-template-columns: repeat(3,1fr); gap: .5rem 1.4rem; }
.set-note { text-align: center; margin-top: 30px; font-size: .92rem; color: var(--muted); }
.set-note a { color: var(--blue); font-weight: 700; }

/* ---------- Branşlar ---------- */
.brans-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.brans { display: flex; align-items: center; gap: .8rem; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; box-shadow: var(--shadow-sm); transition: transform .22s var(--ease), border-color .22s; }
.brans:hover { transform: translateY(-3px); border-color: var(--red); }
.brans .ic { width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center; font-size: 1.05rem; color: #fff; flex-shrink: 0; background: var(--blue); }
.brans:nth-child(3n+1) .ic { background: var(--red); }
.brans:nth-child(3n) .ic { background: var(--navy); }
.brans strong { display: block; font-family:'Space Grotesk',sans-serif; font-size: .96rem; color: var(--navy); }
.brans span { font-size: .78rem; color: var(--muted); }

/* ---------- Platform (koyu) ---------- */
.platform { position: relative; overflow: hidden; padding: 90px 0; color: #fff; background:
    radial-gradient(760px 420px at 12% 0%, rgba(14,95,189,.32), transparent 58%),
    radial-gradient(700px 400px at 90% 100%, rgba(226,35,26,.20), transparent 58%),
    linear-gradient(160deg,#0a1a33,#0b213f); }
.platform .container { position: relative; z-index: 2; }
.platform-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
.platform h2 { color: #fff; font-size: clamp(1.9rem,3.4vw,2.7rem); margin: .8rem 0 1rem; }
.platform .kicker { color: #9fc0ee; }
.platform .kicker::before,.platform .kicker::after { background: var(--red); }
.platform-lead { color: #c3d2e6; font-size: 1.05rem; margin-bottom: 1.7rem; }
.platform-feats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 24px; margin-bottom: 1.9rem; }
.pf { display: flex; gap: .8rem; align-items: flex-start; }
.pf i { width: 40px; height: 40px; flex-shrink: 0; border-radius: 11px; display: grid; place-items: center; font-size: 1.02rem; color: #fff; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); }
.pf strong { display: block; font-family:'Space Grotesk',sans-serif; font-size: .96rem; color: #fff; }
.pf span { font-size: .84rem; color: #a9bcd6; }
.platform-visual { display: grid; place-items: center; }
.device { position: relative; width: 280px; background: #060f1f; border-radius: 40px; padding: 12px; box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.1); }
.device-notch { position: absolute; top: 20px; left: 50%; transform: translateX(-50%); width: 100px; height: 24px; background: #060f1f; border-radius: 99px; z-index: 3; }
.device-screen { background: linear-gradient(160deg,#12294a,#0a1a33); border-radius: 30px; overflow: hidden; padding: 34px 16px 20px; }
.dev-top { color: #fff; }
.dev-top .b { display: flex; align-items: center; gap: .5rem; font-size: .7rem; color: #9fb4d1; }
.dev-top .b img { height: 18px; background:#fff; border-radius:4px; padding:1px 3px; }
.dev-hi { font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:1.2rem; margin-top:.5rem; }
.dev-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin: 16px 0; }
.dev-stats > div { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); border-radius: 11px; padding: 10px 4px; text-align: center; }
.dev-stats strong { display:block; font-family:'Space Grotesk',sans-serif; font-size:1.05rem; color:#fff; }
.dev-stats span { font-size:.62rem; color:#9fb4d1; text-transform:uppercase; letter-spacing:.04em; }
.dev-list { display: flex; flex-direction: column; gap: 8px; }
.dev-row { display: flex; align-items: center; gap: .55rem; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.09); border-radius: 10px; padding: 8px 10px; }
.dev-row .ic { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; font-size: .82rem; background: rgba(255,255,255,.08); flex-shrink: 0; }
.dev-row strong { display:block; font-size:.78rem; color:#fff; font-family:'Space Grotesk',sans-serif; }
.dev-row span { font-size:.68rem; color:#9fb4d1; }

/* ---------- İletişim ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 28px; align-items: stretch; }
.contact-info { background: linear-gradient(160deg,#0a1a33,#0c2140); color: #fff; border-radius: var(--radius); padding: 40px 36px; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.contact-info::after { content:""; position:absolute; right:-60px; bottom:-60px; width:220px; height:220px; border-radius:50%; background:radial-gradient(circle,rgba(226,35,26,.35),transparent 70%); }
.contact-info h3 { color: #fff; font-size: 1.45rem; margin-bottom: .6rem; }
.contact-info > p { color: #b9c8dd; font-size: .96rem; margin-bottom: 1.8rem; position: relative; z-index: 1; }
.ci-lines { display: flex; flex-direction: column; gap: 1.1rem; margin-bottom: 1.8rem; position: relative; z-index: 1; }
.ci-lines li { display: flex; gap: .9rem; align-items: flex-start; }
.ci-lines > li > i { width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.14); display: grid; place-items: center; font-size: 1.05rem; color: var(--red); }
.ci-lines strong { display: block; font-family:'Space Grotesk',sans-serif; font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; color: #9fb4d1; margin-bottom: .2rem; }
.ci-lines a, .ci-lines span { font-size: .98rem; color: #eaf1fa; }
.ci-lines a:hover { color: #fff; text-decoration: underline; }
.ci-social { display: flex; gap: .55rem; position: relative; z-index: 1; }
.ci-social a { width: 42px; height: 42px; border-radius: 11px; background: rgba(255,255,255,.1); display: grid; place-items: center; color: #fff; transition: background .2s, transform .2s; }
.ci-social a:hover { background: var(--red); transform: translateY(-3px); }
.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 34px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 16px; }
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cf-field { display: flex; flex-direction: column; gap: .4rem; }
.cf-field label { font-family:'Space Grotesk',sans-serif; font-size: .84rem; font-weight: 600; color: var(--navy); }
.cf-field input, .cf-field textarea { font-family: inherit; font-size: .95rem; padding: .8rem .95rem; border: 1.5px solid var(--line); border-radius: 10px; background: var(--bg-soft); color: var(--ink); transition: border-color .2s, background .2s, box-shadow .2s; }
.cf-field input::placeholder, .cf-field textarea::placeholder { color: #9aa6b6; }
.cf-field input:focus, .cf-field textarea:focus { outline: none; border-color: var(--blue); background: #fff; box-shadow: 0 0 0 3px rgba(14,95,189,.12); }
.cf-field textarea { resize: vertical; min-height: 116px; }
.cf-note { font-size: .78rem; color: var(--muted); text-align: center; }

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: #a7b6cc; padding: 66px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 46px; }
.footer-brand .brand-mark { height: 56px; background: #fff; border-radius: 10px; padding: 6px 12px; margin-bottom: 1rem; }
.footer-brand p { font-size: .92rem; max-width: 24rem; margin-bottom: 1.2rem; }
.footer-contact { display: flex; flex-direction: column; gap: .7rem; }
.footer-contact li { display: flex; align-items: flex-start; gap: .6rem; font-size: .9rem; line-height: 1.5; }
.footer-contact i { color: var(--red); margin-top: .2rem; width: 15px; text-align: center; flex-shrink: 0; }
.footer-contact a:hover { color: #fff; }
.footer-col h4 { color: #fff; font-size: .95rem; margin-bottom: 1.1rem; font-family:'Space Grotesk',sans-serif; }
.footer-col ul { display: flex; flex-direction: column; gap: .6rem; }
.footer-col a { font-size: .9rem; transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-social { display: flex; gap: .55rem; margin-top: 1.2rem; }
.footer-social a { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; background: rgba(255,255,255,.08); color: #fff; transition: background .25s, transform .25s; }
.footer-social a:hover { background: var(--red); transform: translateY(-3px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0 30px; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; font-size: .84rem; flex-wrap: wrap; }
.footer-pay { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.pay { display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 12px; border-radius: 8px; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: .78rem; color: #fff; }
.pay-iyzico { background: #1e64ff; } .pay-iyzico i { color: #ffd233; }
.pay-mc { background: #fff; color: #222; } .mc-dots { position: relative; width: 22px; height: 14px; display: inline-block; }
.mc-dots i { position: absolute; top: 0; width: 14px; height: 14px; border-radius: 50%; }
.mc-dots i:first-child { left: 0; background: #eb001b; } .mc-dots i:last-child { left: 7px; background: #f79e1b; opacity: .92; }
.pay-visa { background: #1a1f71; } .pay-troy { background: #00a4b4; }

/* ---------- Modal ---------- */
.post-modal { position: fixed; inset: 0; z-index: 200; display: none; align-items: flex-start; justify-content: center; padding: 40px 20px; overflow-y: auto; }
.post-modal.open { display: flex; }
.post-overlay { position: fixed; inset: 0; background: rgba(6,16,32,.66); backdrop-filter: blur(4px); }
.post-dialog { position: relative; z-index: 1; width: 100%; max-width: 720px; background: #fff; border-radius: 18px; overflow: hidden; box-shadow: var(--shadow-lg); animation: modalIn .32s var(--ease); }
@keyframes modalIn { from { opacity:0; transform: translateY(22px) scale(.98);} to { opacity:1; transform:none; } }
.post-close { position: absolute; top: 16px; right: 16px; z-index: 2; width: 40px; height: 40px; border-radius: 50%; border: none; background: rgba(255,255,255,.92); color: var(--navy); font-size: 1.1rem; cursor: pointer; display: grid; place-items: center; box-shadow: var(--shadow-sm); transition: transform .2s; }
.post-close:hover { transform: rotate(90deg); }
.post-content { padding: 32px 34px 34px; }
.post-content h2 { font-size: clamp(1.4rem,2.6vw,1.9rem); margin-bottom: 1.1rem; padding-right: 40px; }
.legal-body { color: var(--slate); font-size: .95rem; line-height: 1.7; }
.legal-body h3 { font-size: 1.06rem; color: var(--navy); margin: 1.5rem 0 .55rem; }
.legal-body h3:first-child { margin-top: 0; }
.legal-body p { margin-bottom: .9rem; }
.legal-body ul { margin: 0 0 1rem 0; display: flex; flex-direction: column; gap: .5rem; }
.legal-body li { display: flex; align-items: flex-start; gap: .6rem; }
.legal-body li::before { content: "\f058"; font-family: "Font Awesome 6 Free"; font-weight: 900; color: var(--red); font-size: .85rem; margin-top: .2rem; }
.legal-body strong { color: var(--navy); }
.post-foot { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--line); }
body.modal-open { overflow: hidden; }

/* ---------- WhatsApp float ---------- */
.wa-float { position: fixed; right: 22px; bottom: 22px; z-index: 90; width: 56px; height: 56px; border-radius: 50%; background: var(--red); color: #fff; display: grid; place-items: center; font-size: 1.6rem; box-shadow: 0 10px 26px rgba(226,35,26,.42); transition: transform .25s var(--ease), background .25s; animation: wapulse 2.6s infinite; }
.wa-float:hover { transform: scale(1.1); background: var(--red-600); }
@keyframes wapulse { 0% { box-shadow: 0 0 0 0 rgba(226,35,26,.5);} 70% { box-shadow: 0 0 0 16px rgba(226,35,26,0);} 100% { box-shadow: 0 0 0 0 rgba(226,35,26,0);} }

/* ---------- Reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .hero-inner, .about-grid, .why-inner, .platform-inner, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .set-panel.active { grid-template-columns: repeat(2,1fr); }
  .brans-grid { grid-template-columns: repeat(2,1fr); }
  .stats-inner { grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(3)::before { display: none; }
  .about-media { max-width: 480px; margin: 0 auto; }
  .why-left, .platform .platform-visual { max-width: 520px; }
  .set-card.wide { flex-direction: column; }
  .set-card.wide .set-top { flex: none; }
  .set-card.wide .set-feats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 780px) {
  .topbar { font-size: .8rem; }
  .topbar-inner { height: auto; min-height: 38px; padding: 5px 0; gap: .6rem; }
  .tb-left { gap: 0; min-width: 0; }
  .tb-left a:not(.tb-phone) { display: none; }
  .tb-phone { white-space: nowrap; }
  .nav-links { position: fixed; inset: 88px 0 auto 0; flex-direction: column; background: #fff; padding: 18px 24px; gap: 0; box-shadow: var(--shadow-md); border-bottom: 1px solid var(--line); transform: translateY(-160%); transition: transform .35s var(--ease); }
  .nav-links.open { transform: translateY(0); }
  .nav-links > a { padding: .95rem 0; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; }
  .nav-actions .nav-cta { display: none; }
  .nav-auth-mobile { display: flex; padding-top: 14px; }
  .nav-auth-mobile .btn { width: 100%; }
  .why-list, .platform-feats, .mv-cards { grid-template-columns: 1fr; }
  .set-card.wide .set-feats { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .section { padding: 64px 0; }
  .services-grid, .set-panel.active, .brans-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .nav-inner { height: 66px; }
  .brand-mark { height: 40px; }
  .cf-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .about-badge { right: 12px; bottom: -14px; }
  .hv-f1, .hv-f2 { display: none; }
}