/* ===================================================
   DJI x ROSTEC — Ortak Stil Dosyası (v2 — gelişmiş)
   =================================================== */

:root {
  --black: #000000;
  --near-black: #111113;
  --panel: #17181a;
  --mid-gray: #86868b;
  --soft-gray: #d2d2d7;
  --light-gray: #f5f5f7;
  --line: #29292c;
  --line-soft: #e5e5e7;
  --white: #ffffff;
  --accent: #0971ce;
  --accent-dark: #075a9e;
  --radius: 18px;
  --radius-sm: 10px;
  --max-width: 1240px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: var(--white);
  color: var(--near-black);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 32px; }

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-scale { opacity: 0; transform: scale(0.96); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.reveal-scale.in-view { opacity: 1; transform: scale(1); }
.stagger > * { transition-delay: calc(var(--i, 0) * 90ms); }

/* ---------- Top bar ---------- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background .35s var(--ease), border-color .35s var(--ease);
}
.topbar.solid {
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }

.brand { display: flex; align-items: center; gap: 8px; color: var(--white); font-weight: 700; font-size: 1rem; letter-spacing: 0.01em; }
.brand .x { color: var(--accent); font-weight: 300; }
.brand img.logo-mark { height: 32px; width: auto; display: block; }
.footer-logo img.logo-mark { height: 30px; width: auto; display: block; margin-bottom: 14px; }

nav.main-nav { display: flex; align-items: center; gap: 28px; }
nav.main-nav a { color: rgba(255,255,255,0.82); font-size: 0.82rem; font-weight: 400; transition: color .15s; }
nav.main-nav a:hover { color: var(--white); }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 24px; border-radius: 999px; font-size: 0.84rem; font-weight: 600; cursor: pointer; border: 1px solid transparent; transition: all .18s ease; white-space: nowrap; }
.btn-primary { background: var(--accent); color: var(--white); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.32); }
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.06); }
.btn-dark { background: var(--white); color: var(--black); }
.btn-dark:hover { background: #ddd; }
.btn-sm { padding: 8px 18px; font-size: 0.78rem; }

.nav-toggle { display: none; background: none; border: none; color: var(--white); font-size: 1.3rem; cursor: pointer; }

/* ---------- Segment / pill in-page nav (DJI style) ---------- */
.segment-nav {
  position: sticky;
  top: 60px;
  z-index: 150;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.segment-nav .wrap { display: flex; gap: 6px; overflow-x: auto; padding-top: 0; padding-bottom: 0; scrollbar-width: none; }
.segment-nav .wrap::-webkit-scrollbar { display: none; }
.segment-nav a {
  flex: none;
  padding: 16px 18px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--mid-gray);
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.segment-nav a:hover { color: var(--near-black); }
.segment-nav a.active { color: var(--near-black); border-color: var(--accent); }

/* ---------- Hero (full bleed) ---------- */
.hero-full {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  background: #000;
  overflow: hidden;
  padding: 120px 24px 80px;
}
.hero-full.has-photo-bg {
  background-size: cover;
  background-position: center 62%;
  background-repeat: no-repeat;
}
.hero-full::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.1) 40%, rgba(0,0,0,0.3) 68%, rgba(0,0,0,0.88) 100%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; max-width: 760px; }

.badge-row { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.badge { font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); background: rgba(9,113,206,0.16); border: 1px solid rgba(9,113,206,0.55); padding: 7px 16px; border-radius: 999px; }

.hero-eyebrow { font-size: 0.82rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--soft-gray); margin-bottom: 18px; font-weight: 600; }
.hero-full h1 { font-size: clamp(2.6rem, 7vw, 5rem); line-height: 1.02; margin: 0 0 18px; font-weight: 700; letter-spacing: -0.02em; }
.hero-full h1 span { color: var(--accent); }
.hero-full p.sub { color: #c2c2c6; font-size: clamp(1.02rem, 2vw, 1.28rem); max-width: 620px; margin: 0 auto 40px; line-height: 1.5; }

.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.scroll-cue { position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; color: rgba(255,255,255,0.55); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; z-index: 2; }
.scroll-cue .line { width: 1px; height: 34px; background: linear-gradient(rgba(255,255,255,0.6), transparent); animation: scrolldown 1.8s infinite; }
@keyframes scrolldown { 0% { opacity: 0; transform: scaleY(0.4); transform-origin: top; } 40% { opacity: 1; } 100% { opacity: 0; transform: scaleY(1); transform-origin: top; } }

/* full-bleed visual band */
.visual-band { width: 100%; }
.placeholder-shot {
  aspect-ratio: 16/8.2; width: 100%; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 10px;
  background: repeating-linear-gradient(135deg, #1a1a1d, #1a1a1d 12px, #202023 12px, #202023 24px);
  color: #9a9a9f; font-size: 0.85rem; text-align: center; padding: 20px;
}
.placeholder-shot strong { color: #e4e4e7; font-size: 0.98rem; }
.placeholder-shot.square { aspect-ratio: 1/1; }
.placeholder-shot.wide { aspect-ratio: 21/9; }
.placeholder-shot.tall { aspect-ratio: 4/5; }
.placeholder-shot.light { background: repeating-linear-gradient(135deg, #eceef0, #eceef0 12px, #e2e4e7 12px, #e2e4e7 24px); color: #8a8a8f; }
.placeholder-shot.light strong { color: #3a3a3e; }

/* ---------- Özgün illüstrasyon panelleri ---------- */
.art-panel { border-radius: var(--radius); overflow: hidden; line-height: 0; }
.art-panel img { width: 100%; height: 100%; object-fit: cover; display: block; }
.art-panel.square { aspect-ratio: 1/1; }
.art-panel.wide { aspect-ratio: 16/8.2; }
.art-panel.tall { aspect-ratio: 4/5; }

/* ---------- Bento grid (foto + grafik karo düzeni) ---------- */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 190px; grid-auto-flow: dense; gap: 20px; }
.bento .tile { position: relative; border-radius: 20px; overflow: hidden; background: var(--panel); }
.bento .tile img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s var(--ease); }
.bento .tile:hover img { transform: scale(1.04); }
.bento .tile .shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 35%, rgba(0,0,0,0.78) 100%); }
.bento .tile .label { position: absolute; left: 24px; right: 24px; bottom: 22px; color: #fff; font-weight: 700; font-size: 1.05rem; line-height: 1.35; text-shadow: 0 2px 12px rgba(0,0,0,0.4); }
.bento .tile .label small { display: block; font-weight: 500; font-size: 0.78rem; color: #d6d6d9; margin-top: 6px; text-shadow: none; }
.bento .tile.graphic { display: flex; flex-direction: column; justify-content: center; padding: 26px; }
.bento .tile.graphic .big-num { color: var(--accent); font-size: 2.4rem; font-weight: 700; line-height: 1; }
.bento .tile.graphic .cap { color: #fff; font-weight: 700; font-size: 0.98rem; margin-top: 10px; line-height: 1.35; }
.bento .tile.graphic .cap small { display: block; font-weight: 400; color: #9a9a9f; font-size: 0.78rem; margin-top: 6px; }
.bento .span-2c { grid-column: span 2; }
.bento .span-2r { grid-row: span 2; }
@media (max-width: 860px) {
  .bento { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 170px; }
  .bento .span-2c { grid-column: span 2; }
}

/* ---------- Ürün alt-nav (DJI tarzı iki katmanlı başlık) ---------- */
.subnav-eyebrow { color: var(--accent); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase; }
.centered-head { text-align: center; max-width: 780px; margin: 0 auto; }
.centered-head h2 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 700; letter-spacing: -0.015em; line-height: 1.08; margin: 14px 0 0; color: var(--white); }

/* ---------- Lens closeup (büyük ortalanmış annotasyonlu görsel) ---------- */
.lens-closeup { max-width: 720px; margin: 60px auto 0; }
.spec-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; max-width: 900px; margin: 60px auto 0; }
.spec-pair .spec-block { text-align: center; }
.spec-pair .spec-block h4 { color: var(--white); font-size: 1.15rem; margin: 0 0 14px; font-weight: 700; }
.spec-pair .spec-block ul { list-style: none; padding: 0; margin: 0; color: #a6a6ac; font-size: 0.92rem; line-height: 2; }

/* ---------- Örnek kartları (3'lü satır) ---------- */
.example-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 40px; }
.example-row .ex-card { border-radius: var(--radius); overflow: hidden; background: var(--panel); }
.example-row .ex-card .ex-img { aspect-ratio: 4/5; position: relative; }
.example-row .ex-card .ex-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.example-row .ex-card .ex-cap { padding: 16px 18px; }
.example-row .ex-card .ex-cap strong { display: block; color: var(--white); font-size: 0.95rem; margin-bottom: 6px; }
.example-row .ex-card .ex-cap span { color: #9a9a9f; font-size: 0.84rem; line-height: 1.5; }
@media (max-width: 860px) { .example-row { grid-template-columns: 1fr; } }

/* ---------- Başlık-solda / metin-sağda satırı ---------- */
.split-text-row { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; padding: 50px 0; border-top: 1px solid var(--line); }
.split-text-row h3 { font-size: clamp(1.6rem, 3vw, 2.3rem); color: var(--white); margin: 0; font-weight: 700; letter-spacing: -0.01em; line-height: 1.15; }
.split-text-row p { color: #a6a6ac; font-size: 0.98rem; line-height: 1.75; margin: 0; }
@media (max-width: 760px) { .split-text-row { grid-template-columns: 1fr; gap: 16px; } }

/* ---------- Segmented pill sekmeleri ---------- */
.pill-tabs { display: flex; justify-content: center; gap: 10px; margin: 34px 0; }
.pill-tabs button { border: none; background: var(--panel); color: #d6d6d9; padding: 10px 22px; border-radius: 999px; font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: background .15s, color .15s; }
.pill-tabs button.active { background: var(--white); color: var(--near-black); }

/* ---------- Dev istatistik blokları (tek başına, siyah zeminde) ---------- */
.giant-stat { padding: 90px 0; border-top: 1px solid var(--line); }
.giant-stat.align-right { text-align: right; }
.giant-stat.align-center { text-align: center; }
.giant-stat h3 { font-size: clamp(1.8rem, 4.2vw, 3rem); color: var(--white); font-weight: 700; letter-spacing: -0.015em; margin: 0 0 14px; }
.giant-stat p { color: #a6a6ac; font-size: 1rem; max-width: 480px; }
.giant-stat.align-right p, .giant-stat.align-right h3 { margin-left: auto; }
.giant-stat.align-center p { margin: 0 auto; }

/* ---------- İkili büyük rakam kartları ---------- */
.dual-stat { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; padding: 70px 0; border-top: 1px solid var(--line); text-align: center; }
.dual-stat .d { }
.dual-stat .d .num { font-size: clamp(2.6rem, 6vw, 4rem); font-weight: 700; color: var(--white); line-height: 1; }
.dual-stat .d .num .unit2 { font-size: 0.4em; color: var(--accent); margin-left: 6px; }
.dual-stat .d .cap { color: #9a9a9f; font-size: 0.9rem; margin-top: 10px; }
@media (max-width: 700px) { .dual-stat { grid-template-columns: 1fr; } }

/* ---------- Aksesuar grid ---------- */
.accessory-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 40px; }
.accessory-grid .acc-card { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; background: var(--panel); display: flex; align-items: flex-start; padding: 24px; }
.accessory-grid .acc-card span { position: relative; z-index: 2; color: var(--white); font-weight: 700; font-size: 1.05rem; }
.accessory-grid .acc-card::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 70%, rgba(9,113,206,0.18), transparent 60%); }
.accessory-grid .acc-card .acc-icon { position: absolute; right: 24px; bottom: 24px; width: 56px; height: 56px; border-radius: 14px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; color: var(--accent); }

/* photo-based accessory card variant */
.accessory-grid .acc-card.photo { flex-direction: column; align-items: stretch; padding: 0; aspect-ratio: auto; }
.accessory-grid .acc-card.photo::after { content: none; }
.accessory-grid .acc-card.photo .acc-image { aspect-ratio: 4/3; background: #ffffff; display: flex; align-items: center; justify-content: center; padding: 18px; }
.accessory-grid .acc-card.photo .acc-image img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; }
.accessory-grid .acc-card.photo .acc-label { padding: 16px 20px; }
.accessory-grid .acc-card.photo span { position: static; }
@media (max-width: 700px) { .accessory-grid { grid-template-columns: 1fr; } }

/* ---------- Sinematik yığın (büyük görsel + metin) ---------- */
.cinematic-row { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; padding: 70px 0; }
.cinematic-row.reverse .cin-visual { order: 2; }
.cinematic-row.reverse .cin-text { order: 1; }
.cinematic-row .cin-visual { border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/5; }
.cinematic-row .cin-visual img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cinematic-row .cin-text h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); margin: 0 0 16px; font-weight: 700; letter-spacing: -0.01em; }
.cinematic-row .cin-text p { color: #b9b9bd; line-height: 1.75; font-size: 1rem; }
@media (max-width: 860px) {
  .cinematic-row, .cinematic-row.reverse { grid-template-columns: 1fr; }
  .cinematic-row.reverse .cin-visual, .cinematic-row.reverse .cin-text { order: initial; }
}

/* ---------- Section shell ---------- */
section { padding: 0; }
.pad { padding: 110px 0; }
.pad-sm { padding: 70px 0; }
section.dark { background: var(--black); color: var(--white); }
section.panel { background: var(--panel); color: var(--white); }
section.gray { background: var(--light-gray); }

.section-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.eyebrow { color: var(--accent); font-weight: 700; font-size: 0.76rem; letter-spacing: 0.16em; text-transform: uppercase; margin-bottom: 12px; }
.section-head h2 { font-size: clamp(1.9rem, 4vw, 3rem); margin: 0 0 16px; font-weight: 700; letter-spacing: -0.015em; line-height: 1.1; }
.section-head p { color: var(--mid-gray); font-size: 1.05rem; line-height: 1.65; }
section.dark .section-head p, section.panel .section-head p { color: #a6a6ac; }

/* ---------- Giant stat blocks (signature DJI move) ---------- */
.stat-hero {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stat-hero .stat { padding: 56px 30px; text-align: center; border-right: 1px solid var(--line); }
.stat-hero .stat:last-child { border-right: none; }
.stat-num { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; letter-spacing: -0.02em; color: var(--white); line-height: 1; }
.stat-num .unit { font-size: 0.42em; color: var(--accent); margin-left: 4px; font-weight: 700; }
.stat-label { margin-top: 12px; color: #9a9a9f; font-size: 0.86rem; letter-spacing: 0.02em; }

/* ---------- Feature split (image / text alternating), full-bleed variant ---------- */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid var(--line);
}
.feature-row:last-child { border-bottom: none; }
.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-visual { order: 1; }

.feature-text .num { color: var(--accent); font-weight: 700; font-size: 0.78rem; letter-spacing: 0.14em; margin-bottom: 12px; display: block; }
.feature-text h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin: 0 0 16px; font-weight: 700; letter-spacing: -0.01em; }
.feature-text p { color: #b9b9bd; line-height: 1.75; font-size: 1rem; margin: 0 0 16px; }
.feature-text ul { margin: 0; padding-left: 20px; color: #b9b9bd; line-height: 1.9; font-size: 0.96rem; }
.feature-visual { border-radius: var(--radius); overflow: hidden; }

/* ---------- Feature grid (icon cards) ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card { background: var(--white); border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 32px 28px; transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px -20px rgba(0,0,0,0.18); }
.card .icon { width: 46px; height: 46px; border-radius: 13px; background: var(--near-black); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; color: var(--white); font-size: 1.1rem; }
.card h4 { margin: 0 0 10px; font-size: 1.08rem; }
.card p { margin: 0; color: var(--mid-gray); font-size: 0.93rem; line-height: 1.65; }

.card.on-dark { background: var(--panel); border-color: #26262a; }
.card.on-dark h4 { color: var(--white); }
.card.on-dark p { color: #9a9a9f; }
.card.on-dark .icon { background: var(--accent); }

/* ---------- Gallery (snap scroll) ---------- */
.gallery-scroll { display: flex; gap: 20px; overflow-x: auto; padding: 6px 32px 26px; scroll-snap-type: x mandatory; }
.gallery-scroll::-webkit-scrollbar { height: 6px; }
.gallery-scroll::-webkit-scrollbar-thumb { background: var(--line); border-radius: 6px; }
.gallery-scroll .g-item { flex: none; width: min(70vw, 420px); scroll-snap-align: start; border-radius: var(--radius); overflow: hidden; }

/* ---------- Comparison / zoom slider mock ---------- */
.zoom-slider { position: relative; border-radius: var(--radius); overflow: hidden; }
.zoom-slider .track { position: relative; aspect-ratio: 16/9; background: #0e0e10; }
.zoom-slider .layer-wide, .zoom-slider .layer-tele {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: #9a9a9f; font-size: 0.82rem; flex-direction: column; gap: 8px;
}
.zoom-slider .layer-wide { background: repeating-linear-gradient(135deg, #1a1a1d, #1a1a1d 12px, #202023 12px, #202023 24px); }
.zoom-slider .layer-tele { background: repeating-linear-gradient(135deg, #23181a, #23181a 12px, #2a1f21 12px, #2a1f21 24px); clip-path: inset(0 0 0 50%); }
.zoom-range { width: 100%; margin-top: 16px; accent-color: var(--accent); }
.zoom-caption { display: flex; justify-content: space-between; font-size: 0.78rem; color: var(--mid-gray); margin-top: 8px; }

/* ---------- Specs (tabbed, dense) ---------- */
.specs-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.specs-table tr { border-bottom: 1px solid var(--line); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table td { padding: 18px 12px; }
.specs-table td:first-child { color: #9a9a9f; width: 32%; font-weight: 500; }
.specs-table td:last-child { font-weight: 500; color: var(--white); }
.specs-note { margin-top: 20px; font-size: 0.82rem; color: #8a8a8f; line-height: 1.6; }

/* ---------- CTA banner ---------- */
.cta-banner { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: var(--white); text-align: center; padding: 76px 24px; border-radius: 24px; margin: 0 32px; }
.cta-banner h2 { margin: 0 0 14px; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta-banner p { margin: 0 0 30px; opacity: 0.94; font-size: 1.02rem; }
.cta-banner .btn-outline { border-color: rgba(255,255,255,0.6); color: var(--white); }
.cta-banner .btn-outline:hover { background: rgba(255,255,255,0.15); }

/* ---------- Trust strip ---------- */
.trust-strip { display: flex; justify-content: center; gap: 50px; flex-wrap: wrap; padding: 44px 24px; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.trust-item { display: flex; align-items: center; gap: 10px; color: var(--mid-gray); font-size: 0.88rem; font-weight: 500; }
.trust-item strong { color: var(--near-black); }

/* ---------- Buy box ---------- */
.buybox-section { padding: 100px 0; }
.buybox { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: start; }
.buybox-options { border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 34px; }
.buybox-options h3 { margin: 0 0 6px; font-size: 1.3rem; }
.buybox-options .price-note { color: var(--mid-gray); font-size: 0.9rem; margin-bottom: 26px; }
.combo-option { display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--line-soft); border-radius: var(--radius-sm); padding: 18px 20px; margin-bottom: 12px; cursor: pointer; transition: border-color .15s, background .15s; }
.combo-option:hover { border-color: var(--near-black); }
.combo-option.selected { border-color: var(--accent); background: rgba(9,113,206,0.05); }
.combo-option .name { font-weight: 600; font-size: 0.96rem; }
.combo-option .desc { color: var(--mid-gray); font-size: 0.82rem; margin-top: 4px; }
.combo-option .radio { width: 18px; height: 18px; border-radius: 50%; border: 2px solid #c7c7ca; flex: none; margin-left: 14px; position: relative; }
.combo-option.selected .radio { border-color: var(--accent); }
.combo-option.selected .radio::after { content: ""; position: absolute; inset: 3px; border-radius: 50%; background: var(--accent); }

/* ---------- WhatsApp yüzen buton ---------- */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 210;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px -6px rgba(0,0,0,0.45);
  transition: transform .2s ease, bottom .3s ease;
}
.whatsapp-float:hover { transform: scale(1.07); }
.whatsapp-float svg { width: 30px; height: 30px; fill: #ffffff; }
.whatsapp-float.lift { bottom: 88px; }
.btn-whatsapp { background: #25D366; color: #ffffff; }
.btn-whatsapp:hover { background: #1ebe5a; }

/* ---------- Sticky buy bar ---------- */
.sticky-bar { position: fixed; left: 0; right: 0; bottom: -100px; z-index: 190; background: rgba(10,10,11,0.94); backdrop-filter: blur(14px); border-top: 1px solid var(--line); padding: 14px 0; transition: bottom .35s var(--ease); }
.sticky-bar.show { bottom: 0; }
.sticky-bar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.sticky-bar .info { display: flex; align-items: center; gap: 14px; color: var(--white); }
.sticky-bar .thumb { width: 40px; height: 40px; border-radius: 8px; background: #222; flex: none; }
.sticky-bar .name { font-size: 0.88rem; font-weight: 600; }
.sticky-bar .price { font-size: 0.78rem; color: #9a9a9f; }

/* ---------- Accordion (FAQ) ---------- */
.accordion { max-width: 780px; margin: 0 auto; border-top: 1px solid var(--line-soft); }
.acc-item { border-bottom: 1px solid var(--line-soft); }
.acc-head { display: flex; align-items: center; justify-content: space-between; padding: 22px 4px; cursor: pointer; font-weight: 600; font-size: 1rem; }
.acc-head .plus { font-size: 1.3rem; color: var(--accent); transition: transform .25s var(--ease); flex: none; margin-left: 20px; }
.acc-item.open .acc-head .plus { transform: rotate(45deg); }
.acc-body { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.acc-body-inner { padding: 0 4px 22px; color: var(--mid-gray); font-size: 0.94rem; line-height: 1.7; }

/* ---------- Forms ---------- */
.form-card { background: var(--white); border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 44px; max-width: 760px; margin: 0 auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
label { display: block; font-size: 0.82rem; font-weight: 600; margin-bottom: 6px; color: var(--near-black); }
input, select, textarea { width: 100%; padding: 13px 14px; border: 1px solid #d8d8db; border-radius: 9px; font-size: 0.94rem; font-family: inherit; background: var(--white); color: var(--near-black); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(9,113,206,0.12); }
textarea { resize: vertical; min-height: 100px; }
.form-submit { margin-top: 24px; width: 100%; border: none; padding: 15px; font-size: 0.96rem; }
.form-note { font-size: 0.8rem; color: var(--mid-gray); margin-top: 16px; line-height: 1.6; }

/* ---------- Benefits list ---------- */
.benefit { display: flex; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.benefit:last-child { border-bottom: none; }
.benefit .n { flex: none; width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: var(--white); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.9rem; }
.benefit h4 { margin: 0 0 6px; font-size: 1.04rem; }
.benefit p { margin: 0; color: #b9b9bd; font-size: 0.93rem; line-height: 1.65; }

/* ---------- Footer ---------- */
footer { background: var(--black); color: #9a9a9f; padding: 64px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
.footer-grid h5 { color: var(--white); font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; margin: 0 0 18px; }
.footer-grid p, .footer-grid a { font-size: 0.88rem; line-height: 2.1; color: #9a9a9f; }
.footer-grid a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; padding-top: 24px; font-size: 0.78rem; }

.footer-grid.wide { grid-template-columns: 1.3fr 1fr 1fr 1fr 1fr 1.1fr; }
.footer-social { display: flex; gap: 12px; margin-top: 6px; }
.footer-social a { width: 34px; height: 34px; border-radius: 50%; background: var(--panel); display: flex; align-items: center; justify-content: center; font-size: 0.85rem; color: var(--white); }
.footer-subscribe { display: flex; gap: 8px; margin-top: 8px; }
.footer-subscribe input { flex: 1; padding: 10px 12px; border-radius: 8px; border: 1px solid #2c2c30; background: var(--panel); color: var(--white); font-size: 0.85rem; }
.footer-subscribe button { background: var(--accent); border: none; color: #fff; border-radius: 8px; padding: 0 16px; font-weight: 700; cursor: pointer; }
@media (max-width: 960px) { .footer-grid.wide { grid-template-columns: 1fr 1fr 1fr; } }
@media (max-width: 600px) { .footer-grid.wide { grid-template-columns: 1fr 1fr; } }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  nav.main-nav { display: none; }
  .nav-toggle { display: block; }
  .feature-row, .feature-row.reverse { grid-template-columns: 1fr; gap: 34px; }
  .feature-row.reverse .feature-text, .feature-row.reverse .feature-visual { order: initial; }
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr 1fr; }
  .stat-hero { grid-template-columns: 1fr; }
  .stat-hero .stat { border-right: none; border-bottom: 1px solid var(--line); }
  .buybox { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .wrap { padding: 0 20px; }
}