/* Heppio 3D Studio — tanıtım sayfası (static/site/tr|en.html, tools/make_landing.py). Yayındaki yön: .yon-3 Enerji;
   .yon-1 Stüdyo ve .yon-2 Gece taslak olarak korunuyor. */
@font-face { font-family: "Jakarta"; src: url("/fonts/PlusJakartaSans.woff2") format("woff2"); font-weight: 200 800; font-display: swap; }
@font-face { font-family: "f-anton"; src: url("/api/fonts/anton.ttf"); font-display: swap; }
@font-face { font-family: "f-righteous"; src: url("/api/fonts/righteous.ttf"); font-display: swap; }
@font-face { font-family: "f-bebas"; src: url("/api/fonts/bebas.ttf"); font-display: swap; }
@font-face { font-family: "f-lobster"; src: url("/api/fonts/lobster.ttf"); font-display: swap; }
@font-face { font-family: "f-pacifico"; src: url("/api/fonts/pacifico.ttf"); font-display: swap; }

:root {
  --ink: #0b0b0c; --paper: #f4f4f2; --white: #ffffff; --red: #ff0000; --red-ui: #e10600;
  --muted: #5c5c63; --line: #e2e2de; --card: #ffffff;
  --bg: var(--paper); --fg: var(--ink); --radius: 18px; --max: 1180px;
  --slash: -29deg; /* logodaki slash eğimi (0,562 ≈ tan 29°) */
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; font-family: "Jakarta", system-ui, sans-serif; background: var(--bg); color: var(--fg); line-height: 1.55; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.4rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.9rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 40rem; }
.eyebrow { font-weight: 700; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--red-ui); display: inline-flex; align-items: center; gap: 8px; }
.eyebrow::before { content: ""; width: 18px; height: 10px; background: var(--red); transform: skewX(var(--slash)); display: inline-block; }
section { padding: clamp(64px, 9vw, 120px) 0; }
.sec-head { display: grid; gap: 14px; margin-bottom: 44px; max-width: 46rem; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 700; font-size: 1rem;
  padding: 14px 22px; border-radius: 999px; border: 1.5px solid currentColor; text-decoration: none; cursor: pointer; background: transparent; color: var(--fg); }
.btn.primary { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.btn:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }

/* Üst çubuk */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.top img { height: 30px; width: auto; }
.top nav { display: flex; align-items: center; gap: 24px; font-weight: 600; font-size: .95rem; }
.top nav a { text-decoration: none; color: var(--muted); }
.top nav a:hover { color: var(--fg); }
.top .btn { padding: 10px 18px; font-size: .92rem; }
.logo-dark { display: none; }

/* Açılış + deneme */
.hero { padding-top: clamp(40px, 6vw, 80px); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero-copy { display: grid; gap: 22px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.trust { display: flex; flex-wrap: wrap; gap: 10px 22px; color: var(--muted); font-size: .9rem; font-weight: 600; margin-top: 6px; }
.trust span::before { content: "✓"; color: var(--red-ui); margin-right: 6px; font-weight: 800; }

.demo { position: relative; background: var(--card); border-radius: 28px; padding: 18px; box-shadow: 0 30px 80px -40px rgb(0 0 0 / .35); border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); }
.demo-stage { height: 340px; border-radius: 20px; background: radial-gradient(120% 90% at 50% 30%, #ffffff 0%, #ececea 100%); position: relative; overflow: hidden; }
.demo-stage canvas { display: block; }
.demo.busy .demo-stage::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgb(255 255 255 / .5) 50%, transparent 70%); animation: shine 1.1s infinite; }
@keyframes shine { from { transform: translateX(-100%); } to { transform: translateX(100%); } }
@media (prefers-reduced-motion: reduce) { .demo.busy .demo-stage::after { animation: none; } }
.demo-controls { display: grid; gap: 12px; padding: 16px 6px 4px; }
.demo-controls label { font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); display: grid; gap: 6px; }
#demo-text { font: 800 1.4rem "Jakarta", sans-serif; padding: 12px 16px; border-radius: 14px; border: 1.5px solid var(--line); background: var(--white); color: var(--ink); width: 100%; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip-btn { font: inherit; font-size: .95rem; min-width: 40px; height: 38px; padding: 0 12px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--white); color: var(--ink); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; }
.chip-btn[aria-pressed=true] { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.chip-btn.f-anton { font-family: "f-anton"; } .chip-btn.f-righteous { font-family: "f-righteous"; } .chip-btn.f-bebas { font-family: "f-bebas"; font-size: 1.1rem; }
.chip-btn.f-lobster { font-family: "f-lobster"; } .chip-btn.f-pacifico { font-family: "f-pacifico"; }
.sw-btn { width: 34px; min-width: 34px; height: 34px; padding: 0; border-radius: 50%; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.demo-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 6px 2px; }
#demo-status { font-size: .88rem; color: var(--muted); font-variant-numeric: tabular-nums; }

/* Adımlar */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: s; }
.step { background: var(--card); border-radius: var(--radius); padding: 28px; border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); display: grid; gap: 10px; }
.step::before { counter-increment: s; content: counter(s); font-weight: 800; font-size: 2.6rem; line-height: 1; color: var(--red); }
.step p { color: var(--muted); }

/* Öncesi / sonrası */
.cmp-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.compare { position: relative; aspect-ratio: 3 / 1.25; border-radius: var(--radius); overflow: hidden; background: #fff; border: 1px solid var(--line); --pos: 50%; }
.compare img { position: absolute; inset: 12% 8%; width: 84%; height: 76%; object-fit: contain; }
.cmp-before img { image-rendering: pixelated; filter: blur(.6px); }
.cmp-after { position: absolute; inset: 0; background: #fff; }
.compare::after { content: ""; position: absolute; top: 0; bottom: 0; left: var(--pos); width: 3px; background: var(--red); transform: translateX(-50%); pointer-events: none; }
.compare input[type=range] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.cmp-label { position: absolute; bottom: 12px; font-size: .75rem; font-weight: 700; padding: 4px 10px; border-radius: 99px; background: rgb(0 0 0 / .75); color: #fff; }
.cmp-label.l { left: 12px; } .cmp-label.r { right: 12px; background: var(--red-ui); }
.checklist { display: grid; gap: 16px; }
.checklist > div:not(.risk-card) { display: grid; grid-template-columns: 28px 1fr; gap: 12px; }
.checklist b { display: block; }
.checklist span.dot { width: 22px; height: 22px; border-radius: 6px; margin-top: 3px; }
.dot-red { background: #dc2626; } .dot-orange { background: #f59e0b; }
.checklist p { color: var(--muted); font-size: .95rem; }
.risk-card { background: #fff; border-radius: var(--radius); padding: 20px; border: 1px solid var(--line); }
.risk-card img { width: 100%; height: auto; aspect-ratio: 2 / 1; object-fit: contain; }

/* Galeri */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.item { background: var(--card); border-radius: var(--radius); overflow: hidden; border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); display: flex; flex-direction: column; }
.item .shot { aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center; padding: 18px; background: radial-gradient(120% 90% at 50% 30%, #fff 0%, #ecebe7 100%); }
.item .shot img { max-height: 100%; object-fit: contain; }
.item .shot.lit { background: radial-gradient(90% 90% at 50% 50%, #fff6d8 0%, #2a2118 100%); }
.item .shot.lit img { mix-blend-mode: multiply; filter: sepia(.55) saturate(1.3) brightness(1.08); border-radius: 6px; }
.item .meta { padding: 16px 18px 20px; display: grid; gap: 4px; }
.item .meta p { color: var(--muted); font-size: .92rem; }
.item.wide { grid-column: span 3; }
.item.wide .shot { aspect-ratio: auto; height: 220px; }

/* Kimler için */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.audience { border-radius: 24px; padding: 36px; display: grid; gap: 16px; align-content: start; }
.audience ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.audience li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; }
.audience li::before { content: ""; width: 14px; height: 8px; margin-top: 9px; background: var(--red); transform: skewX(var(--slash)); }
.aud-hobi { background: var(--card); border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); }
.aud-satici { background: var(--ink); color: var(--white); }
.aud-satici .muted { color: #b4b4ba; }

/* Özellikler */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feat { display: grid; gap: 8px; padding: 22px; border-radius: var(--radius); background: var(--card); border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); }
.feat p { color: var(--muted); font-size: .93rem; }
.feat .ic { width: 38px; height: 38px; border-radius: 10px; background: var(--ink); display: flex; align-items: center; justify-content: center; }
.feat .ic img { width: 22px; height: 22px; filter: invert(1); }

/* Fiyatlar */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.plan-card { background: var(--card); border-radius: 24px; padding: 30px; display: flex; flex-direction: column; gap: 14px; border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); }
.plan-card .price { font-size: 2.2rem; font-weight: 800; letter-spacing: -0.02em; }
.plan-card ul { margin: 0; padding-left: 18px; color: var(--muted); display: grid; gap: 6px; flex: 1; }
.plan-card.featured { border: 2px solid var(--fg); position: relative; }
.plan-card.featured::before { content: "En çok tercih edilen"; position: absolute; top: -13px; left: 26px; background: var(--red-ui); color: #fff; font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; }

/* SSS */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--card); border-radius: 16px; padding: 18px 22px; border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); }
.faq summary { cursor: pointer; font-weight: 700; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::after { content: "+"; font-weight: 800; color: var(--red-ui); }
.faq details[open] summary::after { content: "–"; }
.faq p { margin-top: 10px; color: var(--muted); }

/* Kapanış + alt bilgi */
.cta-band { background: var(--ink); color: #fff; border-radius: 32px; padding: clamp(40px, 6vw, 72px); display: grid; grid-template-columns: 1.4fr 1fr; gap: 30px; align-items: center; position: relative; overflow: hidden; }
.cta-band .lead { margin-top: 12px; }
.cta-band .btn.primary { background: #fff; color: var(--ink); border-color: #fff; }
.cta-band::after { content: ""; position: absolute; right: -60px; top: -40px; width: 260px; height: 420px; background: repeating-linear-gradient(180deg, var(--red) 0 44px, transparent 44px 58px); transform: skewX(var(--slash)); opacity: .95; }
.cta-band > * { position: relative; z-index: 1; }
footer { padding: 48px 0 60px; color: var(--muted); font-size: .88rem; }
footer .wrap { display: grid; gap: 14px; }
footer .links { display: flex; gap: 20px; flex-wrap: wrap; }
.brands { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.brands span { font-weight: 800; font-size: 1.05rem; padding: 10px 18px; border-radius: 12px; background: color-mix(in srgb, var(--fg) 6%, transparent); border: 1px solid color-mix(in srgb, var(--fg) 10%, transparent); }
.slicers { margin-top: 18px; color: var(--muted); font-size: .92rem; }
.yon-3 .band-dark .brands span { background: #17171a; border-color: #26262b; }
.yon-3 .band-dark .slicers { color: #b4b4ba; }
.top nav a.lang { font-size: .82rem; font-weight: 800; letter-spacing: .06em; border: 1.5px solid color-mix(in srgb, var(--fg) 18%, transparent); border-radius: 8px; padding: 4px 8px; }
:lang(en) .plan-card.featured::before { content: "Most popular"; }

/* ====== Rehber sayfaları (tools/make_guides.py) ====== */
.wrap.narrow { max-width: 780px; }
.guide { padding: clamp(40px, 6vw, 72px) 0 56px; }
.guide .back { display: block; width: fit-content; margin-bottom: 22px; color: var(--muted); text-decoration: none; font-weight: 600; font-size: .92rem; }
.guide .back:hover { color: var(--fg); }
.guide .eyebrow { margin-bottom: 14px; }
.yon-3 .guide h1, .yon-3 .guide-index h1 { text-transform: none; font-size: clamp(2rem, 4.4vw, 3.1rem); letter-spacing: -0.03em; line-height: 1.08; margin-bottom: 18px; }
.guide .lead { max-width: none; margin: 0 0 8px; }
.prose { font-size: 1.06rem; line-height: 1.7; }
.prose h2 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); margin: 44px 0 12px; letter-spacing: -0.02em; }
.prose h3 { font-size: 1.02rem; margin: 0 0 6px; }
.prose p { margin: 0 0 14px; }
.prose ul, .prose ol { margin: 0 0 16px; padding-left: 22px; display: grid; gap: 8px; }
.prose ol li::marker { font-weight: 800; color: var(--red-ui); }
.prose ul li::marker { color: var(--red-ui); }
.tip { position: relative; margin: 22px 0; padding: 18px 20px 18px 50px; border-radius: 16px; background: var(--card); border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); }
.tip::before { content: ""; position: absolute; left: 20px; top: 26px; width: 16px; height: 9px; background: var(--red); transform: skewX(var(--slash)); }
.tip p { margin: 0; font-size: .98rem; }
.slicer-list { display: grid; gap: 10px; margin: 8px 0 18px; }
.slicer { padding: 16px 20px; border-radius: 16px; border: 1px solid var(--line); background: var(--white); }
.slicer p { margin: 0; color: var(--muted); font-size: .98rem; line-height: 1.6; }
.guide-index { padding: clamp(40px, 6vw, 72px) 0 40px; }
.guide-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.guide-card { display: flex; flex-direction: column; gap: 10px; padding: 24px; border-radius: 20px; background: var(--card); border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent); text-decoration: none; color: inherit; transition: transform .15s, border-color .15s; }
.guide-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--fg) 30%, transparent); }
.guide-card .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--ink); display: flex; align-items: center; justify-content: center; }
.guide-card .ic img { width: 22px; height: 22px; filter: invert(1); }
.guide-card p { margin: 0; color: var(--muted); font-size: .95rem; flex: 1; }
.guide-card .more { font-weight: 700; font-size: .88rem; color: var(--red-ui); }
.yon-3 .band-dark .guide-card { background: #17171a; border-color: #26262b; }
.yon-3 .band-dark .guide-card p { color: #b4b4ba; }
.yon-3 .band-dark .guide-card .ic { background: var(--red); }

/* Yasal sayfalar (tools/make_legal.py) */
.draft-banner { margin: 0 0 22px; padding: 12px 16px; border-radius: 12px; font-weight: 700; font-size: .92rem; background: #fff4d6; color: #7a4b00; border: 1px solid #f3cf73; }
.legal .updated { color: var(--muted); font-size: .92rem; margin: -6px 0 10px; }
.legal .prose h2 { font-size: 1.25rem; margin-top: 34px; }

/* ====== Yön 2: Gece (koyu, premium) ====== */
.yon-2 { --bg: #0b0b0c; --fg: #f4f4f2; --muted: #a3a3ab; --card: #151518; --line: #2c2c31; }
.yon-2 .logo-light { display: none; } .yon-2 .logo-dark { display: block; }
.yon-2 .hero { position: relative; }
.yon-2 .hero::before { content: ""; position: absolute; inset: -120px 0 auto 50%; height: 700px; background: radial-gradient(closest-side, rgb(255 0 0 / .28), transparent 70%); pointer-events: none; }
.yon-2 .demo { background: #151518; border-color: #26262b; }
.yon-2 .demo-stage { background: radial-gradient(120% 90% at 50% 30%, #2a2a30 0%, #111114 100%); }
.yon-2 .chip-btn { background: #1d1d21; color: #f4f4f2; border-color: #33333a; }
.yon-2 .chip-btn[aria-pressed=true] { border-color: #f4f4f2; box-shadow: inset 0 0 0 1px #f4f4f2; }
.yon-2 #demo-text { background: #0f0f11; color: #fff; border-color: #33333a; }
.yon-2 .item .shot { background: radial-gradient(120% 90% at 50% 30%, #2a2a30 0%, #141417 100%); }
.yon-2 .aud-satici { background: var(--red-ui); }
.yon-2 .aud-satici .muted { color: #ffd6d4; }
.yon-2 .feat .ic { background: var(--red-ui); }
.yon-2 .cta-band { background: #151518; border: 1px solid #26262b; }
.yon-2 .compare, .yon-2 .risk-card { border-color: #26262b; }

/* ====== Yön 3: Enerji (kırmızı slash bantlar) ====== */
.yon-3 { --bg: #ffffff; --card: #f4f4f2; }
.yon-3 h1 { text-transform: uppercase; font-size: clamp(2.4rem, 6.2vw, 5.2rem); letter-spacing: -0.035em; }
.yon-3 .hero { position: relative; overflow: hidden; }
/* Bant yalnız deneme kartının arkasında: eğim tabandan, metne taşmaz */
.yon-3 .hero::before { content: ""; position: absolute; left: 50.5%; right: -40%; top: 0; bottom: 0; background: var(--red); transform: skewX(var(--slash)); transform-origin: bottom; }
.yon-3 .hero .wrap { position: relative; z-index: 1; }
.yon-3 .demo { box-shadow: 0 40px 90px -30px rgb(0 0 0 / .55); }
.yon-3 .band-dark { background: var(--ink); color: #fff; }
.yon-3 .band-dark .step, .yon-3 .band-dark .feat { background: #17171a; border-color: #26262b; }
.yon-3 .band-dark .step p, .yon-3 .band-dark .feat p, .yon-3 .band-dark .lead { color: #b4b4ba; }
.yon-3 .band-dark .feat .ic { background: var(--red); }
.yon-3 .step::before { color: var(--ink); background: var(--red); width: 54px; height: 54px; display: grid; place-items: center; transform: skewX(var(--slash)); font-size: 1.8rem; color: #fff; }
.yon-3 .band-dark .step::before { color: #fff; }
.yon-3 .plan-card.featured { background: var(--ink); color: #fff; }
.yon-3 .plan-card.featured ul { color: #b4b4ba; }
.yon-3 .plan-card.featured .btn.primary { background: var(--red); border-color: var(--red); color: #fff; }

/* Yön 1: Stüdyo — ince ızgara zemin */
.yon-1 .hero { background-image: linear-gradient(color-mix(in srgb, var(--ink) 5%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--ink) 5%, transparent) 1px, transparent 1px); background-size: 40px 40px; }

/* Duyarlı */
@media (max-width: 960px) {
  .hero-grid, .cmp-grid, .split, .cta-band { grid-template-columns: 1fr; }
  .gallery, .features { grid-template-columns: 1fr 1fr; }
  .item.wide { grid-column: span 2; }
  .plans, .steps { grid-template-columns: 1fr; }
  .top nav a:not(.btn):not(.lang) { display: none; }
  .yon-3 .hero::before { left: 0; right: 0; top: auto; height: 46%; transform: none; clip-path: polygon(0 28%, 100% 0, 100% 100%, 0 100%); }
  .yon-3 .hero::after { display: none; }
}
@media (max-width: 560px) {
  .gallery, .features { grid-template-columns: 1fr; }
  .item.wide { grid-column: span 1; }
  .demo-stage { height: 260px; }
  .row-2 { grid-template-columns: 1fr; }
  .top img { height: 22px; }
  .top nav { gap: 10px; }
  .top .btn { padding: 9px 14px; font-size: .88rem; white-space: nowrap; }
}