/* ============================================================
   ftpyedekleme.com — ana stil dosyası
   C2B Bilişim'in bir hizmetidir.
   ============================================================ */

:root {
  --color-bg: #f7f9fc;
  --color-surface: #ffffff;
  --color-text: #1b2430;
  --color-text-muted: #5b6675;
  --color-border: #e3e8ef;
  --color-primary: #0b4f8a;
  --color-primary-dark: #093c6a;
  --color-primary-light: #e8f1fb;
  --color-accent: #0fb5ae;
  --color-accent-dark: #0c928c;
  --color-success: #1a9e5c;
  --color-warning: #b9770e;
  --color-header-bg: #0a2540;
  --color-header-text: #ffffff;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(10, 37, 64, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 37, 64, 0.10);
  --shadow-lg: 0 20px 50px rgba(10, 37, 64, 0.16);
  --max-width: 1180px;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 .6em; color: var(--color-text); font-weight: 700; }
h1 { font-size: clamp(2rem, 4vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; color: var(--color-text-muted); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: rgba(15, 181, 174, .12);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  background: var(--color-header-bg);
  color: var(--color-header-text);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -.01em;
}
.brand:hover { text-decoration: none; opacity: .92; }
.brand .brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.brand .brand-mark svg { width: 21px; height: 21px; }
.brand .brand-text small {
  display: block;
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.6);
}

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a {
  color: rgba(255,255,255,.85);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 500;
}
.main-nav a:hover, .main-nav a[aria-current="page"] {
  color: #fff;
  background: rgba(255,255,255,.08);
  text-decoration: none;
}
.header-cta { display: flex; align-items: center; gap: 12px; }
.phone-link {
  color: rgba(255,255,255,.9);
  font-weight: 600;
  font-size: .92rem;
  display: none;
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255,255,255,.3);
  border-radius: var(--radius-sm);
  color: #fff;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

@media (min-width: 900px) {
  .phone-link { display: inline-flex; align-items: center; gap: 6px; }
}

@media (max-width: 940px) {
  .main-nav {
    position: fixed;
    inset: 76px 0 0 0;
    background: var(--color-header-bg);
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    gap: 2px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .18s ease, transform .18s ease;
    overflow-y: auto;
  }
  .main-nav.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .main-nav a { padding: 14px 16px; font-size: 1.05rem; }
  .nav-toggle { display: inline-flex; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: .96rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-accent); color: #062c29; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-1px); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.1); }
.btn-ghost { background: var(--color-primary-light); color: var(--color-primary-dark); }
.btn-ghost:hover { background: #d9ebfa; }
.btn-lg { padding: 16px 30px; font-size: 1.02rem; }
.btn-block { width: 100%; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(15,181,174,.18), transparent 60%),
    linear-gradient(180deg, var(--color-header-bg), #0d3054 65%, var(--color-bg) 100%);
  color: #fff;
  padding: 72px 0 96px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: center;
}
.hero p.lead { color: rgba(255,255,255,.82); font-size: 1.12rem; max-width: 54ch; }
.hero h1 { color: #fff; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }
.hero-trust {
  display: flex; flex-wrap: wrap; gap: 22px; margin-top: 40px;
  color: rgba(255,255,255,.75); font-size: .88rem;
}
.hero-trust span { display: flex; align-items: center; gap: 8px; }

.hero-panel {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-lg);
  padding: 28px;
  backdrop-filter: blur(6px);
}
.hero-panel h2 { color: #fff; font-size: 1.15rem; }
.hero-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.hero-stat { background: rgba(255,255,255,.06); border-radius: var(--radius-md); padding: 16px; }
.hero-stat strong { display: block; font-size: 1.5rem; color: #fff; }
.hero-stat span { font-size: .8rem; color: rgba(255,255,255,.65); }

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
}

/* ---------- Sections ---------- */
section { padding: 76px 0; }
.section-head { max-width: 680px; margin: 0 auto 48px; text-align: center; }
.section-head.left { margin: 0 0 40px; text-align: left; }
.bg-surface { background: var(--color-surface); }
.bg-tint { background: var(--color-primary-light); }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 920px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.card .icon-badge {
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--color-primary-light);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.card .icon-badge svg { width: 24px; height: 24px; color: var(--color-primary); }
.card p:last-child { margin-bottom: 0; }

.feature-row {
  display: flex; gap: 16px; padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}
.feature-row:last-child { border-bottom: none; }
.feature-row .icon-badge {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  background: var(--color-primary-light);
  display: flex; align-items: center; justify-content: center;
}
.feature-row .icon-badge svg { width: 20px; height: 20px; color: var(--color-primary); }
.feature-row h3 { margin-bottom: 4px; font-size: 1.05rem; }
.feature-row p { margin: 0; }

/* ---------- Pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
@media (max-width: 920px) { .pricing-grid { grid-template-columns: 1fr; } }
.price-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex; flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
}
.price-card.is-popular {
  border: 2px solid var(--color-accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--color-accent); color: #062c29;
  font-size: .74rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 999px; white-space: nowrap;
}
.price-card h3 { margin-bottom: 4px; }
.price-card .price-cap { color: var(--color-text-muted); font-size: .88rem; margin-bottom: 18px; }
.price-amount { display: flex; align-items: baseline; gap: 8px; margin-bottom: 4px; flex-wrap: wrap; }
.price-amount strong { font-size: 2.2rem; color: var(--color-primary-dark); }
.price-amount span { color: var(--color-text-muted); font-size: .92rem; }
.price-old { color: var(--color-text-muted); text-decoration: line-through; font-size: 1.1rem; font-weight: 600; }
.discount-badge {
  display: inline-block; background: rgba(26,158,92,.12); color: var(--color-success);
  font-size: .74rem; font-weight: 800; padding: 3px 10px; border-radius: 999px; margin-bottom: 10px;
}
.price-list { list-style: none; margin: 22px 0 26px; padding: 0; flex-grow: 1; }
.price-list li { display: flex; gap: 10px; padding: 7px 0; font-size: .93rem; color: var(--color-text); }
.price-list li svg { width: 18px; height: 18px; color: var(--color-success); flex-shrink: 0; margin-top: 2px; }
.price-note {
  font-size: .82rem; color: var(--color-text-muted);
  background: var(--color-primary-light); border-radius: var(--radius-sm);
  padding: 14px 16px; margin-top: 34px;
}

/* ---------- Comparison table ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius-md); border: 1px solid var(--color-border); }
table.compare { width: 100%; border-collapse: collapse; background: var(--color-surface); min-width: 640px; }
table.compare th, table.compare td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--color-border); font-size: .93rem; }
table.compare th { background: var(--color-primary-light); color: var(--color-primary-dark); font-weight: 700; }
table.compare tr:last-child td { border-bottom: none; }

/* ---------- Steps ---------- */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
@media (max-width: 920px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding-top: 8px; }
.step::before {
  counter-increment: step;
  content: counter(step);
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--color-primary); color: #fff; font-weight: 800;
  margin-bottom: 14px;
}

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 22px;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  font-family: inherit;
}
.faq-question .plus { flex-shrink: 0; width: 22px; height: 22px; color: var(--color-primary); transition: transform .2s ease; }
.faq-item.is-open .plus { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
}
.faq-answer-inner { padding: 0 22px 20px; color: var(--color-text-muted); }
.faq-item.is-open .faq-answer { max-height: 600px; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: 6px; }
.cta-band p { color: rgba(255,255,255,.85); margin: 0; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-info-list { list-style: none; margin: 0; padding: 0; }
.contact-info-list li { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--color-border); }
.contact-info-list li:last-child { border-bottom: none; }
.contact-info-list .icon-badge { width: 42px; height: 42px; border-radius: 10px; background: var(--color-primary-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-list .icon-badge svg { width: 21px; height: 21px; color: var(--color-primary); }
.contact-info-list strong { display: block; font-size: .82rem; text-transform: uppercase; letter-spacing: .03em; color: var(--color-text-muted); margin-bottom: 2px; }

.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: .96rem;
  background: var(--color-surface);
  color: var(--color-text);
}
.form-field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: .82rem; color: var(--color-text-muted); margin-top: 10px; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: .85rem; color: var(--color-text-muted); padding: 16px 0 0; }
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb .sep { margin: 0 6px; }
.breadcrumb .current { color: var(--color-text); font-weight: 600; }

/* ---------- Logos / trust strip ---------- */
.trust-strip {
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: center;
  color: var(--color-text-muted); font-size: .85rem;
}
.trust-strip span { background: var(--color-surface); border: 1px solid var(--color-border); padding: 10px 18px; border-radius: 999px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-header-bg); color: rgba(255,255,255,.75); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; font-size: .95rem; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 16px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 10px; }
.site-footer a { color: rgba(255,255,255,.7); }
.site-footer a:hover { color: #fff; }
.footer-brand p { color: rgba(255,255,255,.6); font-size: .9rem; max-width: 34ch; }
.footer-bottom {
  margin-top: 44px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: .82rem; color: rgba(255,255,255,.5);
}
.social-row { display: flex; gap: 10px; margin-top: 14px; }
.social-row a {
  width: 36px; height: 36px; border-radius: 9px; background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
}
.social-row svg { width: 17px; height: 17px; color: #fff; }

/* ---------- Floating WhatsApp button ---------- */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(37, 211, 102, .45);
  z-index: 200;
  transition: transform .15s ease;
}
.whatsapp-float:hover { transform: scale(1.07); text-decoration: none; }
.whatsapp-float svg { width: 30px; height: 30px; }
@media (max-width: 600px) {
  .whatsapp-float { right: 14px; bottom: 14px; width: 52px; height: 52px; }
  .whatsapp-float svg { width: 27px; height: 27px; }
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.small { font-size: .85rem; }
.badge-line { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.badge-line span { background: var(--color-primary-light); color: var(--color-primary-dark); font-size: .78rem; font-weight: 700; padding: 6px 12px; border-radius: 999px; }