/* ===== DEĞİŞKENLER ===== */
:root {
  --blue: #1b63e3;
  --blue-dark: #0d3d99;
  --blue-light: #eaf1fe;
  --ink: #1a2235;
  --gray: #5b6678;
  --line: #e6eaf1;
  --bg: #ffffff;
  --bg-alt: #f6f8fc;
  --wa: #25d366;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(20, 40, 90, 0.08);
  --shadow-hover: 0 16px 40px rgba(20, 40, 90, 0.14);
  --max: 1160px;
}

/* ===== RESET ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img, svg { display: block; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 22px; }

/* ===== BUTONLAR ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; border-radius: 999px; font-weight: 600; font-size: 15px;
  cursor: pointer; border: 2px solid transparent; transition: all .2s ease; white-space: nowrap;
}
.btn .ico { flex-shrink: 0; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-outline { background: #fff; color: var(--blue); border-color: var(--blue); }
.btn-outline:hover { background: var(--blue-light); transform: translateY(-2px); }

/* ===== HEADER ===== */
.header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.9);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.header.scrolled { box-shadow: 0 4px 20px rgba(20,40,90,.06); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 22px; }
.logo-mark {
  background: var(--blue); color: #fff; width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center; font-size: 16px; letter-spacing: .5px;
}
.logo-text { color: var(--ink); }
.logo-light .logo-text { color: #fff; }
.logo-img { height: 46px; width: auto; display: block; }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-weight: 500; color: var(--gray); transition: color .2s; }
.nav-links a:hover { color: var(--blue); }
.nav-links .nav-cta { color: #fff; }
.nav-links .nav-cta:hover { color: #fff; }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.hamburger span { width: 26px; height: 3px; background: var(--ink); border-radius: 3px; transition: .3s; }
.hamburger.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== HERO (premium kurumsal · logo + degrade) ===== */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1100px 460px at 82% -8%, rgba(52,179,201,.20), transparent 60%),
    radial-gradient(900px 480px at 8% 112%, rgba(27,99,227,.16), transparent 55%),
    linear-gradient(180deg, #eef5ff 0%, #ffffff 72%);
  border-bottom: 1px solid var(--line);
}
.hero-inner {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 58px 22px 72px;
}
.hero-logo {
  width: clamp(210px, 30vw, 320px); height: auto; margin-bottom: 22px;
  filter: drop-shadow(0 14px 34px rgba(19, 51, 95, .14));
}
.eyebrow {
  display: inline-block; background: var(--blue-light); color: var(--blue);
  font-size: 13px; font-weight: 600; padding: 6px 14px; border-radius: 999px; margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px); line-height: 1.08; font-weight: 800;
  letter-spacing: -1px; color: var(--ink); max-width: 820px;
}
.hero h1 .accent { color: var(--blue); }
.hero-sub { color: var(--gray); font-size: 17px; margin: 18px auto 28px; max-width: 640px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== SECTIONS ===== */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 50px; }
.section-head h2 { font-size: clamp(26px, 3.5vw, 38px); font-weight: 700; letter-spacing: -.5px; margin-bottom: 12px; }
.section-head p { color: var(--gray); font-size: 16px; }

.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ===== HİZMET KARTLARI ===== */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow); transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.card-ico {
  display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 14px;
  background: var(--blue-light); color: var(--blue); margin-bottom: 18px;
}
.card h3 { font-size: 19px; margin-bottom: 8px; }
.card p { color: var(--gray); font-size: 15px; }

/* Kart içi logo alanı */
.card-logos {
  display: flex; align-items: center; flex-wrap: wrap; gap: 14px;
  min-height: 50px; margin-bottom: 18px;
}
.card-logos .brand { width: 34px; height: 34px; transition: transform .2s; }
.card:hover .card-logos .brand { transform: translateY(-3px); }
.brand-badge {
  display: inline-grid; place-items: center; width: 50px; height: 50px; border-radius: 14px;
  background: var(--blue-light); color: var(--blue);
}

/* Marka wordmark'ları (Trendyol / Hepsiburada) */
.wordmark {
  font-weight: 800; font-size: 23px; letter-spacing: -.6px; line-height: 1; white-space: nowrap;
}
.wordmark.trendyol { color: #F27A1A; }
.wordmark.hepsiburada { color: #FF6000; }

/* ===== PLATFORM ŞERİDİ ===== */
.platforms { background: #fff; border-bottom: 1px solid var(--line); padding: 30px 0; }
.platforms-title {
  text-align: center; color: var(--gray); font-size: 12px; font-weight: 600;
  letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 20px;
}
.platforms-row {
  display: flex; flex-wrap: nowrap; align-items: center; justify-content: center;
  gap: 26px; overflow-x: auto; padding-bottom: 6px; scrollbar-width: thin;
}
.platforms-row::-webkit-scrollbar { height: 5px; }
.platforms-row::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
.platforms-row img { height: 27px; width: auto; flex-shrink: 0; opacity: .9; transition: opacity .2s, transform .2s; }
.platforms-row img:hover { opacity: 1; transform: scale(1.1); }
.platforms-row .wordmark { font-size: 21px; flex-shrink: 0; }

/* ===== TAAHHÜT BANDI ===== */
.stats { background: linear-gradient(120deg, var(--blue) 0%, var(--blue-dark) 100%); padding: 36px 0; }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat { color: #fff; position: relative; }
.stat + .stat::before {
  content: ""; position: absolute; left: -12px; top: 50%; transform: translateY(-50%);
  height: 44px; width: 1px; background: rgba(255,255,255,.22);
}
.stat-num { display: block; font-size: clamp(22px, 2.6vw, 30px); font-weight: 800; line-height: 1.1; }
.stat-label { display: block; font-size: 13.5px; color: rgba(255,255,255,.85); margin-top: 6px; }

/* ===== SÜREÇ ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.step {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 24px; position: relative; box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.step-num {
  display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 50%;
  background: var(--blue); color: #fff; font-weight: 700; font-size: 19px; margin-bottom: 16px;
}
.step h3 { font-size: 17px; margin-bottom: 8px; }
.step p { color: var(--gray); font-size: 14.5px; }
/* bağlayıcı çizgi */
.steps .step:not(:last-child)::after {
  content: "→"; position: absolute; right: -16px; top: 46px; color: #bcd0f5;
  font-size: 22px; font-weight: 700; z-index: 1;
}

/* ===== SSS / FAQ ===== */
.faq { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  margin-bottom: 14px; overflow: hidden; box-shadow: var(--shadow); transition: border-color .2s;
}
.faq-item.open { border-color: var(--blue); }
.faq-q {
  width: 100%; text-align: left; background: none; border: 0; cursor: pointer;
  font-family: inherit; font-size: 16px; font-weight: 600; color: var(--ink);
  padding: 20px 22px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.faq-ico {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 8px; background: var(--blue-light);
  color: var(--blue); display: grid; place-items: center; font-size: 20px; font-weight: 600;
  transition: transform .25s, background .2s, color .2s;
}
.faq-item.open .faq-ico { transform: rotate(45deg); background: var(--blue); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a p { padding: 0 22px 20px; color: var(--gray); font-size: 15px; line-height: 1.65; }

/* ===== YUKARI ÇIK ===== */
.to-top {
  position: fixed; right: 22px; bottom: 92px; z-index: 200; width: 46px; height: 46px;
  border: 0; border-radius: 12px; background: var(--blue); color: #fff; cursor: pointer;
  display: grid; place-items: center; box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .25s;
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--blue-dark); }

/* ===== NEDEN BİZ ===== */
.features .feature {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; text-align: left; box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.features .feature:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: #cfe0fb; }
.feat-ico {
  font-size: 28px; display: inline-grid; place-items: center; width: 58px; height: 58px;
  border-radius: 16px; background: var(--blue-light); margin-bottom: 16px;
}
.features .feature h3 { font-size: 18px; margin-bottom: 8px; }
.features .feature p { color: var(--gray); font-size: 14.5px; line-height: 1.6; }

/* Harekete geçirici banner */
.cta-banner {
  margin-top: 40px; background: linear-gradient(120deg, var(--blue) 0%, var(--blue-dark) 100%);
  border-radius: 22px; padding: 38px 44px; display: flex; align-items: center; justify-content: space-between;
  gap: 28px; flex-wrap: wrap; box-shadow: 0 18px 40px rgba(27,99,227,.28);
  position: relative; overflow: hidden;
}
.cta-banner::after {
  content: ""; position: absolute; right: -40px; top: -60px; width: 220px; height: 220px;
  background: rgba(255,255,255,.08); border-radius: 50%;
}
.cta-text { position: relative; z-index: 1; }
.cta-text h3 { color: #fff; font-size: clamp(20px, 2.4vw, 26px); font-weight: 700; line-height: 1.3; }
.cta-text p { color: rgba(255,255,255,.88); font-size: 15px; margin-top: 8px; }
.btn-white { background: #fff; color: var(--blue); position: relative; z-index: 1; }
.btn-white:hover { background: #f0f5ff; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,.18); }

/* ===== PAKETLER ===== */
.packages { grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
.pkg {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 22px; box-shadow: var(--shadow); display: flex; flex-direction: column;
  transition: transform .25s, box-shadow .25s;
}
.pkg:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.pkg-featured { border: 2px solid var(--blue); box-shadow: 0 20px 45px rgba(27,99,227,.18); }
.pkg-market { border: 2px solid #ffd9b0; }
.pkg-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--blue); color: #fff; font-size: 12px; font-weight: 600;
  padding: 6px 16px; border-radius: 999px; white-space: nowrap;
}
.badge-market { background: #f27a1a; }
.pkg-head { margin-bottom: 20px; }
.pkg-head h3 { font-size: 21px; font-weight: 700; }
.pkg-tag { color: var(--gray); font-size: 14px; margin-top: 4px; }
.pkg-market-logos { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 8px; }
.pkg-market-logos .wordmark { font-size: 15px; }
.pkg-list { flex: 1; margin-bottom: 22px; }
.pkg-list li {
  position: relative; padding: 9px 0 9px 26px; font-size: 14px; color: var(--ink);
  border-bottom: 1px dashed var(--line);
}
.pkg-list li:last-child { border-bottom: 0; }
.pkg-list li::before {
  content: "✓"; position: absolute; left: 0; top: 9px; color: var(--blue); font-weight: 700;
}
.pkg-price {
  font-weight: 600; color: var(--blue); background: var(--blue-light);
  text-align: center; padding: 12px; border-radius: 12px; margin-bottom: 18px; font-size: 15px;
}
.pkg-btn { width: 100%; }
.pkg-note { text-align: center; color: var(--gray); font-size: 14px; margin-top: 30px; }

/* ===== İLETİŞİM ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 30px; align-items: stretch; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
  display: flex; align-items: center; gap: 16px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--shadow); transition: transform .2s;
}
a.contact-item:hover { transform: translateX(6px); border-color: var(--blue); }
.contact-ico {
  font-size: 24px; width: 50px; height: 50px; background: var(--blue-light); border-radius: 12px;
  display: grid; place-items: center; flex-shrink: 0;
}
.contact-item strong { display: block; font-size: 16px; }
.contact-item span { color: var(--gray); font-size: 14px; }

.socials { display: flex; gap: 12px; margin-top: 4px; }
.social {
  width: 48px; height: 48px; border-radius: 12px; background: #fff; border: 1px solid var(--line);
  display: grid; place-items: center; color: var(--blue); box-shadow: var(--shadow); transition: .2s;
}
.social:hover { background: var(--blue); color: #fff; transform: translateY(-3px); }

.map-wrap { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); min-height: 340px; border: 1px solid var(--line); }
.map-wrap iframe { width: 100%; height: 100%; min-height: 340px; border: 0; }

/* ===== FOOTER ===== */
.footer { background: #0e1726; color: #cdd5e2; padding: 56px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 36px; }
.footer-brand p { color: #98a2b6; font-size: 14px; margin-top: 14px; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer-col a, .footer-col span { display: block; color: #98a2b6; font-size: 14px; padding: 5px 0; transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 40px; padding: 20px 0; text-align: center; }
.footer-bottom p { color: #7c8699; font-size: 13px; }

/* ===== WHATSAPP FLOAT ===== */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 200; width: 60px; height: 60px;
  background: var(--wa); color: #fff; border-radius: 50%; display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(37,211,102,.45); animation: wa-pulse 2.4s infinite;
}
.wa-float:hover { transform: scale(1.08); }
@keyframes wa-pulse {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,.5); }
  70% { box-shadow: 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* ===== SCROLL REVEAL ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .packages { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps .step:not(:last-child)::after { display: none; }
}

@media (max-width: 760px) {
  .nav-links {
    position: fixed; top: 70px; right: 0; width: 75%; max-width: 320px; height: calc(100vh - 70px);
    background: #fff; flex-direction: column; align-items: flex-start; gap: 4px;
    padding: 24px; box-shadow: -10px 0 30px rgba(0,0,0,.1); transform: translateX(100%);
    transition: transform .3s ease;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { width: 100%; padding: 12px 0; font-size: 16px; border-bottom: 1px solid var(--line); }
  .nav-links .nav-cta { margin-top: 12px; border-bottom: 0; justify-content: center; }
  .hamburger { display: flex; }
}

@media (max-width: 620px) {
  .section { padding: 56px 0; }
  .hero-inner { padding: 44px 18px 52px; }
  .grid-3 { grid-template-columns: 1fr; }
  .packages { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .hero-actions .btn { flex: 1; }
  .cta-banner { padding: 30px 26px; flex-direction: column; align-items: flex-start; text-align: left; }
  .cta-banner .btn-white { width: 100%; }
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 28px 16px; }
  .stat:nth-child(odd)::before { display: none; }
  .steps { grid-template-columns: 1fr; }
}