/* Renkler: lib/core/theme/app_colors.dart */
:root {
  --primary: #0097A7; --primary-dark: #006064; --primary-deep: #00474B; --primary-light: #4DD0E1; --primary-container: #B2EBF2;
  --secondary: #0288D1; --sky: #E0F7FA;
  --amber: #FFB300; --orange: #FF9800; --deep-orange: #E65100; --green: #4CAF50; --pink: #E91E63;
  --ink: #212121; --muted: #616161; --line: #E0E0E0; --soft: #F5F7FA;
  --nav-h: 72px; --radius: 20px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body { font-family: 'Inter', system-ui, sans-serif; color: var(--ink); background: #fff; line-height: 1.65; overflow-x: hidden; }
img { max-width: 100%; display: block; }
h1, h2, h3, .btn, .brand-name { font-family: 'Nunito', 'Inter', sans-serif; }
.ms { font-family: 'Material Icons'; font-weight: normal; font-style: normal; line-height: 1; letter-spacing: normal; text-transform: none; white-space: nowrap; direction: ltr; font-feature-settings: 'liga'; -webkit-font-smoothing: antialiased; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* Bölümler */
.section { padding: 96px 0; }
.section.alt { background: var(--soft); }
.head { text-align: center; max-width: 700px; margin: 0 auto 52px; }
.tag { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--primary); background: var(--sky); padding: 6px 14px; border-radius: 999px; margin-bottom: 14px; }
.head h2, .title { font-size: 40px; font-weight: 900; line-height: 1.15; margin-bottom: 14px; }
.head p, .lead { color: var(--muted); font-size: 17px; }
.sub-head { margin-top: 96px; }

/* Butonlar */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; font-weight: 800; font-size: 16px; border-radius: 999px; padding: 14px 26px; border: 2px solid transparent; cursor: pointer; transition: transform .15s, background .15s, box-shadow .15s; }
.btn:hover { transform: translateY(-2px); }
.btn .ms { font-size: 20px; }
.btn .store-ic { width: 22px; height: 22px; flex: none; fill: currentColor; }
/* App store buttons: dark and filled like the official store badges */
.btn-store { background: #111; color: #fff; border-color: #111; box-shadow: 0 8px 20px rgba(0,0,0,.18); }
.btn-store:hover { background: #000; }
.btn-amber { background: var(--amber); color: var(--ink); box-shadow: 0 8px 20px rgba(255,179,0,.35); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(0,151,167,.3); }
.btn-light { background: #fff; color: var(--primary-dark); }
.btn-ghost { border-color: rgba(255,255,255,.7); color: #fff; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Menü */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 60; height: var(--nav-h); background: rgba(255,255,255,.97); backdrop-filter: blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.nav.scrolled { border-color: var(--line); box-shadow: 0 4px 20px rgba(0,71,75,.06); }
.nav .wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); flex-shrink: 0; }
.brand img { width: 50px; height: 50px; border-radius: 50%; }
.brand-name { display: block; font-weight: 900; font-size: 19px; line-height: 1.1; color: var(--primary-dark); }
.brand-sub { display: block; font-size: 12px; color: var(--muted); font-weight: 500; }
.menu { display: flex; align-items: center; gap: 4px; list-style: none; }
.menu a:not(.btn) { display: block; text-decoration: none; color: var(--ink); font-weight: 600; font-size: 15px; padding: 8px 12px; border-radius: 10px; transition: color .15s, background .15s; }
.menu a:not(.btn):hover, .menu a.active { color: var(--primary); background: var(--sky); }
.menu .btn { margin-left: 10px; padding: 10px 20px; font-size: 15px; }
.menu-toggle { display: none; width: 44px; height: 44px; border: 0; border-radius: 12px; background: var(--sky); color: var(--primary-dark); cursor: pointer; }
.menu-toggle .ms { font-size: 26px; }

/* Slayt */
.hero { position: relative; margin-top: var(--nav-h); overflow: hidden; color: #fff; }
.slides { display: grid; }
.slide { grid-area: 1 / 1; opacity: 0; visibility: hidden; transition: opacity .7s ease, visibility .7s; padding: 72px 0 104px; position: relative; overflow: hidden; }
.slide.on { opacity: 1; visibility: visible; }
.slide::before, .slide::after { content: ''; position: absolute; border-radius: 50%; background: rgba(255,255,255,.08); pointer-events: none; }
.slide::before { width: 480px; height: 480px; top: -160px; right: -120px; }
.slide::after { width: 300px; height: 300px; bottom: -140px; left: -80px; }
.s1 { background: linear-gradient(135deg, #0097A7 0%, #006064 100%); }
.s2 { background: linear-gradient(135deg, #00838F 0%, #004D52 100%); }
.s3 { background: linear-gradient(135deg, #FB8C00 0%, #E65100 100%); }
.s4 { background: linear-gradient(135deg, #0288D1 0%, #01579B 100%); }
.slide .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; min-height: 440px; }
.kicker { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.25); padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; margin-bottom: 20px; }
.kicker .ms { font-size: 16px; }
.slide h1, .slide h2 { font-size: 52px; font-weight: 900; line-height: 1.08; margin-bottom: 18px; }
.slide p { font-size: 18px; opacity: .92; max-width: 540px; margin-bottom: 30px; }
.art { justify-self: center; width: 100%; max-width: 420px; transform: translateY(24px) scale(.97); transition: transform .8s ease; }
.slide.on .art { transform: none; }
.glass { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); border-radius: 28px; padding: 22px; backdrop-filter: blur(6px); }
.glass-row { display: flex; align-items: center; gap: 14px; background: #fff; color: var(--ink); border-radius: 18px; padding: 14px 16px; }
.glass-row + .glass-row { margin-top: 12px; }
.glass-row .ic { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; flex-shrink: 0; }
.glass-row .ic .ms { font-size: 26px; }
.glass-row b { display: block; font-family: 'Nunito', sans-serif; font-size: 16px; }
.glass-row small { color: var(--muted); font-size: 13px; }
.badge-card { background: #fff; color: var(--ink); border-radius: 28px; padding: 20px; box-shadow: 0 30px 60px rgba(0,0,0,.2); }
.badge-card-head { display: flex; align-items: center; gap: 12px; padding: 4px 4px 14px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.badge-card-head > .ms { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: #FFF8E1; color: var(--deep-orange); font-size: 26px; }
.badge-card-head b { display: block; font: 800 17px 'Nunito', sans-serif; }
.badge-card-head small { color: var(--muted); font-size: 13px; }
.badge-row { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: 14px; border: 1px solid; }
.badge-row + .badge-row { margin-top: 8px; }
.badge-row .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; }
.badge-row .ic .ms { font-size: 24px; }
.badge-row b { display: block; font-size: 15px; line-height: 1.2; }
.badge-row small { color: var(--muted); font-size: 12.5px; }
.badge-row .chip { margin-left: auto; font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--soft); color: var(--muted); white-space: nowrap; }
/* Telefon görselleri: ios/fastlane/screenshots (kişisel veriler bulanıklaştırıldı) */
.phones { position: relative; margin: 0 auto; }
.phone { position: absolute; width: auto; filter: drop-shadow(0 24px 40px rgba(0,0,0,.28)); }
.phones-2 { height: 520px; max-width: 400px; }
.phones-2 .front { height: 100%; left: 0; top: 0; z-index: 2; }
.phones-2 .back { height: 88%; right: 0; top: 6%; transform: rotate(6deg); opacity: .95; }
.phones-3 { height: 540px; width: 100%; max-width: 500px; }
.phones-3 .front { height: 100%; left: 50%; transform: translateX(-50%); z-index: 3; }
.phones-3 .left { height: 80%; left: 6%; top: 10%; transform: rotate(-5deg); z-index: 1; }
.phones-3 .right { height: 80%; right: 6%; top: 10%; transform: rotate(5deg); z-index: 2; }
.hero-controls { position: absolute; left: 0; right: 0; bottom: 32px; z-index: 3; display: flex; align-items: center; justify-content: center; gap: 16px; }
.dots { display: flex; gap: 8px; }
.dots button { width: 10px; height: 10px; border-radius: 999px; border: 0; background: rgba(255,255,255,.45); cursor: pointer; transition: width .3s, background .3s; }
.dots button.on { width: 32px; background: #fff; }
.arrow { width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.12); color: #fff; cursor: pointer; display: grid; place-items: center; }
.arrow:hover { background: rgba(255,255,255,.25); }

/* Projemiz */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-text .title { text-align: left; }
.about-text p { color: var(--muted); font-size: 17px; margin-bottom: 14px; }
.about-logo { display: flex; align-items: center; gap: 14px; margin-top: 24px; padding: 14px 18px; border: 1px solid var(--line); border-radius: 18px; background: #fff; max-width: 440px; }
.about-logo img { width: 56px; height: 56px; border-radius: 50%; }
.about-logo b { display: block; font-family: 'Nunito', sans-serif; }
.about-logo small { color: var(--muted); }
.vals { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.val { border-radius: var(--radius); padding: 24px; }
.val .ms { font-size: 30px; margin-bottom: 10px; display: block; }
.val h3 { font-size: 19px; font-weight: 800; margin-bottom: 4px; }
.val p { font-size: 14.5px; color: var(--muted); }

/* Kulübümüz */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px rgba(0,71,75,.08); }
.card .ic { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 16px; }
.card .ic .ms { font-size: 28px; }
.card h3 { font-size: 18px; font-weight: 800; margin-bottom: 6px; line-height: 1.3; }
.card p, .panel p { color: var(--muted); font-size: 15px; }
.panels { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 20px; }
.panel { background: #fff; border: 1px solid var(--primary-container); border-radius: var(--radius); padding: 28px; }
.panel h3 { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: var(--primary-dark); margin-bottom: 14px; }
.panel p + p { margin-top: 10px; }
.panel b { color: var(--ink); }

/* Aşamalar */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.flow::before { content: ''; position: absolute; top: 38px; left: 12%; right: 12%; border-top: 3px dashed var(--primary-container); }
.step { text-align: center; position: relative; }
.step .ic { width: 76px; height: 76px; margin: 0 auto 16px; border-radius: 24px; display: grid; place-items: center; color: #fff; box-shadow: 0 10px 24px rgba(0,71,75,.15); }
.step .ic .ms { font-size: 36px; }
.step small { font: 800 12px 'Nunito', sans-serif; color: var(--primary); letter-spacing: .08em; }
.step h3 { font-size: 20px; font-weight: 800; margin: 2px 0 6px; }
.step p { color: var(--muted); font-size: 14.5px; }
.ladder { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; align-items: end; }
.rank { background: linear-gradient(135deg, #FFF8E1, #FFF3C4); border: 1px solid rgba(255,179,0,.35); border-radius: var(--radius); padding: 22px 12px; text-align: center; transition: transform .2s; }
.rank:hover { transform: translateY(-4px); }
.rank .ic { width: 58px; height: 58px; margin: 0 auto 12px; border-radius: 16px; display: grid; place-items: center; color: var(--deep-orange); background: linear-gradient(135deg, rgba(255,179,0,.25), rgba(255,143,0,.1)); border: 1px solid rgba(255,179,0,.35); }
.rank .ic .ms { font-size: 30px; }
.rank .lv { font: 800 12px 'Nunito', sans-serif; color: var(--muted); letter-spacing: .06em; }
.rank h3 { font-size: 16px; font-weight: 900; line-height: 1.25; margin: 4px 0; }
.rank .pt { font-weight: 600; font-size: 14px; color: var(--deep-orange); }
.earn { margin-top: 32px; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.earn span { background: #fff; border: 1px solid var(--line); color: var(--primary-dark); font-size: 14px; font-weight: 600; padding: 8px 14px; border-radius: 999px; display: inline-flex; align-items: center; gap: 6px; }
.earn .ms { font-size: 18px; color: var(--primary); }

/* Rozetler (badges_screen.dart _buildBadgeCard) */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 820px; margin: -12px auto 36px; }
.stat { display: flex; align-items: center; gap: 14px; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px; box-shadow: 0 6px 18px rgba(0,71,75,.05); }
.stat .ic { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; flex-shrink: 0; }
.stat .ic .ms { font-size: 28px; }
.stat b { display: block; font: 900 30px/1 'Nunito', sans-serif; color: var(--ink); }
.stat small { color: var(--muted); font-size: 14px; }
.tabs { display: flex; gap: 8px; margin-bottom: 28px; overflow-x: auto; padding-bottom: 6px; justify-content: center; flex-wrap: wrap; }
.tabs button { flex-shrink: 0; border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 8px 16px; border-radius: 999px; font: 700 14px 'Nunito', sans-serif; cursor: pointer; }
.tabs button.on { background: var(--primary); color: #fff; border-color: var(--primary); }
.bgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
.badge { border-radius: 14px; padding: 14px 10px; text-align: center; border: 1px solid; animation: pop .35s both; }
.badge .ic { width: 48px; height: 48px; margin: 0 auto 8px; border-radius: 12px; display: grid; place-items: center; }
.badge .ic .ms { font-size: 26px; }
.badge h3 { font: 700 14px/1.25 'Inter', sans-serif; }
.badge p { font-size: 12px; color: var(--muted); margin-top: 2px; }
@keyframes pop { from { opacity: 0; transform: scale(.92); } }

/* Uygulama */
.app { background: radial-gradient(circle at 80% 30%, rgba(77,208,225,.25), transparent 50%), linear-gradient(180deg, #E0F7FA 0%, #F5F7FA 100%); overflow: hidden; }
.app .lead { margin-bottom: 22px; }
.app .btn-ghost { border-color: var(--primary); color: var(--primary-dark); }
.feat { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; margin-bottom: 30px; }
.feat li { display: flex; gap: 10px; align-items: center; font-size: 15px; }
.feat .ms { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: #fff; color: var(--primary); font-size: 20px; box-shadow: 0 4px 10px rgba(0,71,75,.06); flex-shrink: 0; }

/* Bize katılın */
.join { position: relative; overflow: hidden; padding: 96px 0; color: #fff; background: radial-gradient(circle at 85% 20%, rgba(77,208,225,.35), transparent 45%), radial-gradient(circle at 10% 90%, rgba(255,179,0,.18), transparent 40%), linear-gradient(135deg, #006064 0%, #00838F 55%, #0288D1 100%); }
.join-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.join .title { color: #fff; }
.join .lead { color: rgba(255,255,255,.9); margin-bottom: 22px; }
.tag-light { background: rgba(255,255,255,.15); color: #fff; }
.join-points { list-style: none; display: grid; gap: 10px; max-width: 520px; margin-bottom: 28px; }
.join-points li { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-radius: 14px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); font-size: 15px; font-weight: 600; }
.join-points .ms { width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center; background: var(--amber); color: #3E2723; font-size: 20px; flex-shrink: 0; box-shadow: 0 4px 10px rgba(0,0,0,.15); }
.contact-links { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-link { display: inline-flex; align-items: center; gap: 10px; height: 52px; padding: 0 22px 0 8px; border-radius: 999px; text-decoration: none; font: 800 15px 'Nunito', sans-serif; color: #fff; border: 2px solid rgba(255,255,255,.75); transition: transform .15s, background .15s; }
.contact-link:hover { transform: translateY(-2px); background: rgba(255,255,255,.12); }
.contact-link.solid { background: #fff; border-color: #fff; color: var(--primary-dark); box-shadow: 0 10px 24px rgba(0,0,0,.15); }
.contact-link.solid:hover { background: #fff; }
.contact-link .ci { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; background: #fff; color: var(--primary); }
.contact-link.solid .ci { background: var(--primary); color: #fff; }
/* Instagram: filled with the brand gradient, white text and glyph */
.contact-link.instagram { border: 0; color: #fff; background: linear-gradient(45deg, #F58529 0%, #DD2A7B 45%, #8134AF 75%, #515BD4 100%); box-shadow: 0 10px 24px rgba(129,52,175,.35); }
.contact-link.instagram:hover { background: linear-gradient(45deg, #F58529 0%, #DD2A7B 45%, #8134AF 75%, #515BD4 100%); filter: brightness(1.06); }
.contact-link.instagram .ci { background: rgba(255,255,255,.22); color: #fff; }
.contact-link .ci .ms { font-size: 20px; }
.contact-link .ci svg { width: 19px; height: 19px; fill: currentColor; }
/* Yukarı çık */
.to-top { position: fixed; right: 20px; bottom: 20px; z-index: 50; width: 48px; height: 48px; border: 0; border-radius: 16px; background: var(--primary); color: #fff; cursor: pointer; display: grid; place-items: center; opacity: 0; visibility: hidden; transform: translateY(12px); transition: opacity .25s, transform .25s, visibility .25s, background .15s; }
.to-top.show { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--primary-dark); }
.to-top .ms { font-size: 30px; }
/* Logo ve etrafındaki ikonlar (slayt 1 ve Bize katılın) */
.orbit { position: relative; justify-self: center; width: 100%; max-width: 400px; aspect-ratio: 1; margin: 0 auto; display: grid; place-items: center; }
.orbit::before { content: ''; position: absolute; inset: 0; border-radius: 50%; border: 2px dashed rgba(255,255,255,.35); animation: spin 60s linear infinite; }
.orbit::after { content: ''; position: absolute; inset: 12%; border-radius: 50%; background: rgba(255,255,255,.08); }
.orbit-logo { position: relative; z-index: 1; width: 70%; border-radius: 50%; background: #fff; padding: 10px; box-shadow: 0 30px 60px rgba(0,0,0,.25); }
.orbit .float { z-index: 2; }
/* Slayt 1: ikonlar çember üzerinde --a açısıyla eşit aralıklı */
.ring .float { width: 52px; height: 52px; border-radius: 16px; left: calc(50% + 46% * cos(var(--a))); top: calc(50% + 46% * sin(var(--a))); translate: -50% -50%; }
.ring .float .ms { font-size: 28px; }
.ring .float svg { width: 30px; height: 30px; fill: currentColor; }
.ring .float:nth-of-type(2n) { animation-delay: -2s; }
.ring .float:nth-of-type(3n) { animation-delay: -1s; }
.ring .orbit-logo { width: 64%; }
@keyframes spin { to { transform: rotate(360deg); } }
.float { position: absolute; width: 58px; height: 58px; border-radius: 18px; background: #fff; display: grid; place-items: center; box-shadow: 0 12px 24px rgba(0,0,0,.18); animation: bob 4s ease-in-out infinite; }
.float .ms { font-size: 30px; }
.f1 { top: 4%; left: 12%; color: var(--pink); }
.f2 { top: 10%; right: 4%; color: var(--orange); animation-delay: -1s; }
.f3 { bottom: 10%; left: 2%; color: var(--green); animation-delay: -2s; }
.f4 { bottom: 2%; right: 16%; color: var(--secondary); animation-delay: -3s; }
@keyframes bob { 50% { transform: translateY(-10px); } }

/* Footer */
.footer { background: var(--primary-deep); color: rgba(255,255,255,.78); padding: 64px 0 0; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer .brand-name { color: #fff; }
.footer .brand-sub { color: rgba(255,255,255,.6); }
.footer-about { margin-top: 16px; max-width: 320px; font-size: 14px; }
.footer h4 { color: #fff; font: 800 16px 'Nunito', sans-serif; margin-bottom: 16px; }
.footer ul { list-style: none; }
.footer li + li { margin-top: 10px; }
.footer a { color: inherit; text-decoration: none; transition: color .15s; }
.footer a:hover { color: var(--primary-light); }
.footer .mail { display: inline-flex; align-items: center; gap: 8px; }
.socials { display: flex; gap: 10px; margin-top: 18px; }
.socials a { width: 40px; height: 40px; border-radius: 12px; background: rgba(255,255,255,.1); display: grid; place-items: center; }
.socials a:hover { background: var(--primary); color: #fff; }
.socials svg { width: 20px; height: 20px; fill: currentColor; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; font-size: 13px; color: rgba(255,255,255,.6); }
.footer-bottom .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* Tablet */
@media (max-width: 1024px) {
  .menu a:not(.btn) { padding: 8px 8px; font-size: 14px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .ladder { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* Mobil */
@media (max-width: 860px) {
  :root { --nav-h: 64px; }
  .wrap { padding: 0 16px; }
  .brand img { width: 42px; height: 42px; }
  .brand-name { font-size: 17px; }
  .menu-toggle { display: grid; place-items: center; }
  /* .nav backdrop-filter kullandığı için fixed konum .nav'a göre hesaplanır; yükseklik açıkça verilir */
  .menu { position: fixed; top: var(--nav-h); left: 0; right: 0; height: calc(100vh - var(--nav-h)); height: calc(100dvh - var(--nav-h)); flex-direction: column; align-items: stretch; gap: 4px; padding: 16px; background: #fff; transform: translateX(100%); transition: transform .25s ease; overflow-y: auto; }
  .menu.open { transform: none; }
  .menu a:not(.btn) { font-size: 17px; padding: 14px 16px; }
  .menu .btn { margin: 12px 0 0; padding: 14px; font-size: 16px; width: 100%; }
  .section { padding: 64px 0; }
  .sub-head { margin-top: 64px; }
  .head { margin-bottom: 36px; }
  .head h2, .title { font-size: 28px; }
  .head p, .lead { font-size: 16px; }
  .slide { padding: 36px 0 96px; }
  .slide .wrap { grid-template-columns: 1fr; gap: 28px; text-align: center; min-height: 0; }
  .slide .art { order: -1; max-width: 300px; }
  .slide .orbit { max-width: 280px; }
  .ring .float { width: 38px; height: 38px; border-radius: 12px; }
  .ring .float .ms { font-size: 21px; }
  .ring .float svg { width: 22px; height: 22px; }
  .glass { padding: 14px; border-radius: 22px; }
  .glass-row { padding: 10px 12px; text-align: left; }
  .glass-row .ic { width: 40px; height: 40px; }
  .slide h1, .slide h2 { font-size: 32px; }
  .slide p { font-size: 16px; margin: 0 auto 24px; }
  .actions { justify-content: center; }
  .slide .actions .btn { flex: 1 1 auto; }
  .arrow { display: none; }
  .grid2 { grid-template-columns: 1fr; gap: 32px; }
  .about-text { text-align: center; }
  .about-text .title { text-align: center; }
  .about-logo { margin: 20px auto 0; text-align: left; }
  .vals, .feat { grid-template-columns: 1fr; }
  .cards, .panels { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr 1fr; gap: 32px 16px; }
  .flow::before { display: none; }
  .ladder { grid-template-columns: 1fr 1fr; }
  .rank { padding-top: 22px !important; }
  .tabs { justify-content: flex-start; flex-wrap: nowrap; margin: 0 -16px 24px; padding: 0 16px 6px; scrollbar-width: none; }
  .tabs::-webkit-scrollbar { display: none; }
  .bgrid { grid-template-columns: repeat(2, 1fr); }
  .app .actions .btn { flex: 1 1 100%; }
  .join { padding: 64px 0; }
  .join-grid { grid-template-columns: 1fr; gap: 40px; }
  .join-art { max-width: 260px; order: -1; }
  .orbit-logo { padding: 6px; }
  .float { width: 46px; height: 46px; border-radius: 14px; }
  .float .ms { font-size: 24px; }
  .contact-link { width: 100%; justify-content: center; }
  .to-top { right: 14px; bottom: 14px; width: 44px; height: 44px; border-radius: 14px; }
  .stats { grid-template-columns: 1fr; gap: 10px; margin-top: -8px; }
  .phones-2 { height: 300px; max-width: 230px; }
  .phones-3 { height: 380px; max-width: 330px; }
  .badge-card { padding: 14px; border-radius: 22px; text-align: left; }
  .badge-row .chip { display: none; }
  .badge-row:nth-child(n+3), .badge-card-head small { display: none; }
  .badge-card-head { padding-bottom: 10px; margin-bottom: 10px; }
  .footer { padding-top: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 20px; padding-bottom: 36px; }
  .footer-grid > div:first-child, .footer-grid > div:last-child { grid-column: 1 / -1; }
  .footer-bottom .wrap { flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .slide, .art, .badge, .card, .rank, .menu, .float, .orbit::before, .to-top { transition: none; animation: none; }
}