/* ============================================================
   Sayar Danışmanlık — sayardanismanlik.com
   Modern minimal · zero JS · single stylesheet
   ============================================================ */

:root {
  --bg: #FAFAF7;
  --surface: #FFFFFF;
  --ink: #141D1B;
  --body: #3E4946;
  --muted: #5A6663;
  --accent: #0A5C55;
  --accent-dark: #07443F;
  --tint: #EDF3F1;
  --line: #E4E7E3;
  --radius: 14px;
  --maxw: 1060px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 16.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; }
a { color: var(--accent); }
a:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

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

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 247, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 24px;
}
.brand {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
.brand .dot { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.nav-links a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--accent); }
.lang {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 14px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--muted) !important;
}
.lang:hover { border-color: var(--accent); color: var(--accent) !important; }

/* ---------- Hero ---------- */
.hero { padding: 110px 0 92px; }
.kicker {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 10px;
}
h1 {
  font-size: clamp(2.3rem, 5.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 12px 0 22px;
  max-width: 21ch;
}
.lead {
  font-size: 1.22rem;
  color: var(--muted);
  max-width: 58ch;
  margin: 0 0 38px;
}
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { border: 1.5px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: var(--tint); }

/* ---------- Sections ---------- */
section { padding: 88px 0; }
.section-head { margin-bottom: 48px; max-width: 62ch; }
h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.3rem);
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 0 0 12px;
}
.section-head p { color: var(--muted); font-size: 1.08rem; margin: 0; }

/* ---------- Service cards ---------- */
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 32px;
}
.card .icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--tint);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.card h3 {
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0 0 10px;
}
.card > p { color: var(--muted); margin: 0 0 18px; }
.card ul { list-style: none; margin: 0; padding: 0; }
.card li {
  position: relative;
  padding: 9px 0 9px 26px;
  border-top: 1px solid var(--line);
  font-size: 0.96rem;
  color: var(--body);
}
.card li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 18px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---------- Approach steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.step { border-top: 2px solid var(--accent); padding-top: 18px; }
.step .num {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.06em;
}
.step h3 { font-size: 1.06rem; font-weight: 700; margin: 10px 0 8px; }
.step p { color: var(--muted); font-size: 0.93rem; margin: 0; }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 48px;
  align-items: start;
}
.about-text p { font-size: 1.06rem; color: var(--body); margin: 0 0 16px; }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.badge {
  background: var(--tint);
  color: var(--accent-dark);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 600;
}

/* ---------- Contact band ---------- */
.contact-band {
  background: #10201C;
  color: #fff;
  border-radius: 22px;
  padding: 72px 36px;
  text-align: center;
}
.contact-band h2 { color: #fff; }
.contact-band p {
  color: #B9C4C0;
  max-width: 54ch;
  margin: 0 auto 32px;
  font-size: 1.05rem;
}
.contact-links {
  margin-top: 28px;
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}
.contact-links a { color: #B9C4C0; font-size: 0.93rem; }
.contact-links a:hover { color: #fff; }

/* ---------- Footer ---------- */
footer { padding: 38px 0 50px; color: var(--muted); font-size: 0.88rem; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
footer a { color: var(--muted); }
footer a:hover { color: var(--accent); }

/* ---------- 404 ---------- */
.error-page { padding: 140px 0; text-align: center; }
.error-page .code {
  font-size: 5rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  margin: 0 0 8px;
}
.error-page p { color: var(--muted); margin: 0 0 28px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 560px) {
  .hero { padding: 72px 0 64px; }
  section { padding: 64px 0; }
  .steps { grid-template-columns: 1fr; }
  .nav-links { gap: 16px; }
  .contact-band { padding: 56px 24px; }
}