/* ============================================================
   Diperweb — Public Site
   Design tokens + component system
   ============================================================ */

:root {
  /* Renk */
  --accent: #6463CB;
  --accent-deep: #4B4AAD;
  --accent-soft: rgba(100, 99, 203, 0.1);
  --ink: #17161d;
  --ink-2: #55545f;
  --ink-3: #8b8a94;
  --bg: #f7f6f3;
  --surface: #ffffff;
  --border: #e5e3dd;
  --dark-bg: #121118;
  --dark-surface: #1b1a23;
  --dark-border: #2b2a35;
  --dark-ink: #f1f0f6;
  --dark-ink-2: #a4a3b0;
  --success: #2e9e6b;
  --danger: #d64550;

  /* Tipografi */
  --font: "Montserrat", system-ui, -apple-system, sans-serif;
  --fs-display: clamp(2.5rem, 5.4vw, 4.1rem);
  --fs-h1: clamp(2.1rem, 4.4vw, 3.2rem);
  --fs-h2: clamp(1.6rem, 3vw, 2.3rem);
  --fs-h3: 1.25rem;
  --fs-lead: clamp(1.02rem, 1.6vw, 1.18rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-caption: 0.78rem;

  /* Boşluk */
  --s-1: 0.25rem; --s-2: 0.5rem; --s-3: 0.75rem; --s-4: 1rem;
  --s-5: 1.5rem; --s-6: 2rem; --s-7: 3rem; --s-8: 4.5rem; --s-9: 7rem;

  /* Yüzey */
  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 16px;
  --shadow-1: 0 1px 2px rgba(23, 22, 29, 0.05);
  --shadow-2: 0 8px 28px rgba(23, 22, 29, 0.09);

  /* Hareket */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 160ms;
  --t-med: 320ms;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4, p, ul, ol, dl { margin: 0; }
a { color: inherit; }
address { font-style: normal; }
button { font: inherit; }

.container { width: min(1160px, 100% - 2.5rem); margin-inline: auto; }
.container--narrow { width: min(780px, 100% - 2.5rem); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}
.skip-link {
  position: absolute; top: -100%; left: var(--s-4); z-index: 200;
  background: var(--ink); color: #fff; padding: var(--s-2) var(--s-4);
  border-radius: 0 0 var(--radius-s) var(--radius-s); text-decoration: none;
}
.skip-link:focus { top: 0; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ── Tipografik yardımcılar ── */
.eyebrow {
  font-size: var(--fs-caption);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-deep);
  margin-bottom: var(--s-4);
}
.eyebrow--light { color: #9d9ce0; }

h1 { font-size: var(--fs-h1); font-weight: 800; line-height: 1.12; letter-spacing: -0.02em; }
h2 { font-size: var(--fs-h2); font-weight: 700; line-height: 1.18; letter-spacing: -0.015em; }
h3 { font-size: var(--fs-h3); font-weight: 700; }

/* ── Butonlar ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--s-2);
  padding: 0.72rem 1.5rem;
  border-radius: var(--radius-s);
  border: 1px solid transparent;
  font-weight: 600; font-size: 0.95rem;
  text-decoration: none; cursor: pointer;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-deep); }
.btn--ghost { border-color: var(--border); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink-3); }
.btn--ghost-light { border-color: var(--dark-border); color: var(--dark-ink); }
.btn--ghost-light:hover { border-color: var(--dark-ink-2); }
.btn--sm { padding: 0.5rem 1rem; font-size: var(--fs-small); }
.btn--lg { padding: 0.9rem 2rem; font-size: 1.05rem; }
.text-link {
  color: var(--accent-deep); font-weight: 600; text-decoration: none;
  border-bottom: 1px solid transparent; transition: border-color var(--t-fast);
}
.text-link:hover { border-bottom-color: var(--accent-deep); }

/* ── Header ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-med);
}
.site-header.is-scrolled { border-bottom-color: var(--border); }
.site-header__in {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 68px; gap: var(--s-5);
}
.site-logo {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-weight: 800; font-size: 1.15rem; letter-spacing: -0.01em;
  text-decoration: none; color: var(--ink);
}
.site-logo__mark {
  width: 12px; height: 12px; border-radius: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.site-nav { display: flex; align-items: center; gap: var(--s-5); }
.site-nav > a:not(.btn) {
  text-decoration: none; font-weight: 500; font-size: 0.95rem; color: var(--ink-2);
  transition: color var(--t-fast);
}
.site-nav > a:not(.btn):hover, .site-nav > a[aria-current="page"] { color: var(--ink); }
.site-nav > a[aria-current="page"] { font-weight: 700; }
.nav-toggle { display: none; }

/* ── Hero ── */
.hero { padding: var(--s-8) 0 var(--s-8); overflow: hidden; }
.hero__grid {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--s-7); align-items: center;
}
.hero h1 { font-size: var(--fs-display); }
.hero h1 em { font-style: normal; color: var(--accent-deep); }
.hero__lead { font-size: var(--fs-lead); color: var(--ink-2); margin-top: var(--s-5); max-width: 34rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--s-3); margin-top: var(--s-6); }
.hero__note { font-size: var(--fs-small); color: var(--ink-3); margin-top: var(--s-4); }

/* Büyüme ağı görseli */
.growth-net { width: 100%; height: auto; }
.gn-node__bg {
  fill: var(--surface); stroke: var(--border); stroke-width: 1.5;
}
.gn-node text {
  font-family: var(--font); font-size: 13px; font-weight: 600; fill: var(--ink-2);
}
.gn-core__bg { fill: var(--ink); }
.gn-core__halo { fill: var(--accent-soft); animation: gn-pulse 4s var(--ease) infinite; transform-origin: center; }
.gn-core__label { font-family: var(--font); font-size: 17px; font-weight: 800; fill: #fff; }
.gn-core__sub { font-family: var(--font); font-size: 8.5px; font-weight: 600; fill: #b9b8e8; letter-spacing: 0.08em; text-transform: uppercase; }
.gn-flow {
  stroke-dasharray: 6 10;
  animation: gn-flow 2.8s linear infinite;
}
.gn-d1 { animation-delay: -0.6s; }
.gn-d2 { animation-delay: -1.2s; }
.gn-d3 { animation-delay: -1.8s; }
.gn-d4 { animation-delay: -2.3s; }
@keyframes gn-flow { to { stroke-dashoffset: -32; } }
@keyframes gn-pulse {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.14); opacity: 1; }
}
.hero__ticker {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-4);
  margin-top: var(--s-5); padding-top: var(--s-5); border-top: 1px solid var(--border);
}
.hero__ticker dt { font-size: var(--fs-small); font-weight: 700; }
.hero__ticker dd { margin: var(--s-1) 0 0; font-size: var(--fs-caption); color: var(--ink-3); }

/* Kaydırma görsel dizisi — video yok, kare kare img */
.hero--scroll { padding: 0; overflow: visible; }
.hero-scroll { height: var(--hero-scroll-h, 240vh); }
.hero-scroll__pin {
  position: sticky; top: 68px;
  min-height: calc(100vh - 68px);
  display: flex; align-items: center;
  padding: var(--s-6) 0;
  background: var(--bg);
}
.hero-seq {
  position: relative; margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
  aspect-ratio: 4 / 3;
}
.hero-seq__img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.hero-seq__canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  opacity: 0;
}
.hero-seq.is-live .hero-seq__img { opacity: 0; }
.hero-seq.is-live .hero-seq__canvas { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .hero-scroll { height: auto; }
  .hero-scroll__pin { position: relative; top: 0; min-height: 0; padding: var(--s-8) 0; }
  .hero-seq.is-live .hero-seq__img { opacity: 1; }
  .hero-seq.is-live .hero-seq__canvas { display: none; }
}

/* ── Bölümler ── */
.section { padding: var(--s-9) 0; }
.section--muted { background: color-mix(in srgb, var(--surface) 55%, var(--bg)); border-block: 1px solid var(--border); }
.section--dark { background: var(--dark-bg); color: var(--dark-ink); }
.section--dark h2 { color: var(--dark-ink); }
.section-head { max-width: 46rem; margin-bottom: var(--s-7); }
.section-head__lead { margin-top: var(--s-4); color: var(--ink-2); font-size: var(--fs-lead); }
.section--dark .section-head__lead { color: var(--dark-ink-2); }
.section-head--row {
  max-width: none;
  display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s-5);
}

/* Split editorial */
.split { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: var(--s-7); }
.split__side h2 { position: sticky; top: 96px; }
#plan { scroll-margin-top: 88px; }
.split__main p + p { margin-top: var(--s-4); }
.prose-lead { font-size: var(--fs-lead); color: var(--ink-2); }

.problem-list { list-style: none; padding: 0; margin: var(--s-5) 0; display: grid; gap: var(--s-3); }
.problem-list li {
  padding: var(--s-4) var(--s-5); background: var(--surface);
  border: 1px solid var(--border); border-left: 3px solid var(--danger);
  border-radius: var(--radius-s); font-size: 0.97rem;
}
.problem-close { font-size: var(--fs-lead); }

/* Zekâ döngüsü */
.loop {
  list-style: none; padding: 0; counter-reset: loop;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px;
  background: var(--dark-border); border: 1px solid var(--dark-border);
  border-radius: var(--radius-m); overflow: hidden;
}
.loop--three { grid-template-columns: repeat(3, 1fr); }
.loop li { background: var(--dark-surface); padding: var(--s-5); }
.loop span { display: block; font-size: var(--fs-caption); font-weight: 700; color: var(--accent); letter-spacing: 0.1em; }
.loop strong { display: block; margin-top: var(--s-3); font-size: 1.05rem; }
.loop p { margin-top: var(--s-2); font-size: var(--fs-small); color: var(--dark-ink-2); }

/* Hizmet satırları */
.service-rows { display: grid; border-top: 1px solid var(--border); }
.service-row {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: var(--s-5);
  padding: var(--s-5) var(--s-3);
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  transition: background var(--t-fast), padding-left var(--t-med) var(--ease);
}
.service-row:hover { background: var(--surface); padding-left: var(--s-5); }
.service-row__num { font-size: var(--fs-caption); font-weight: 700; color: var(--ink-3); }
.service-row__body strong { display: block; font-size: 1.2rem; font-weight: 700; }
.service-row__body em { font-style: normal; color: var(--ink-2); font-size: var(--fs-small); }
.service-row__arrow { color: var(--accent-deep); font-size: 1.2rem; transition: transform var(--t-fast) var(--ease); }
.service-row:hover .service-row__arrow { transform: translateX(4px); }

/* Hizmet kartları (liste sayfası) */
.service-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-5); }
.service-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-m);
  padding: var(--s-6); box-shadow: var(--shadow-1);
  display: flex; flex-direction: column; gap: var(--s-3);
}
.service-card__num { font-size: var(--fs-caption); font-weight: 700; color: var(--ink-3); }
.service-card h2 { font-size: 1.45rem; }
.service-card h2 a { text-decoration: none; }
.service-card h2 a:hover { color: var(--accent-deep); }
.service-card__lead { font-weight: 600; color: var(--ink-2); }
.service-card p:not(.service-card__lead) { color: var(--ink-2); font-size: var(--fs-small); flex: 1; }

/* Proje kartları */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5); }
.case-grid--full { grid-template-columns: repeat(2, 1fr); }
.case-card {
  display: flex; flex-direction: column; gap: var(--s-2);
  text-decoration: none;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-m);
  padding: var(--s-4); transition: box-shadow var(--t-med) var(--ease), transform var(--t-med) var(--ease);
}
.case-card:hover { box-shadow: var(--shadow-2); transform: translateY(-3px); }
.case-card img, .case-card__ph {
  aspect-ratio: 16 / 10; width: 100%; object-fit: cover;
  border-radius: var(--radius-s); margin-bottom: var(--s-2);
}
.case-card__ph {
  display: block;
  background:
    radial-gradient(circle at 70% 20%, var(--accent-soft), transparent 60%),
    linear-gradient(160deg, #efeef8, #e3e2f2);
}
.case-card__meta { font-size: var(--fs-caption); color: var(--ink-3); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.case-card strong { font-size: 1.1rem; }
.case-card em { font-style: normal; color: var(--ink-2); font-size: var(--fs-small); }

/* Blog kartları */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5); }
.post-grid--full { grid-template-columns: repeat(3, 1fr); }
.post-card {
  display: flex; flex-direction: column; gap: var(--s-2); text-decoration: none;
  padding: var(--s-5); background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-m); transition: box-shadow var(--t-med) var(--ease);
}
.post-card:hover { box-shadow: var(--shadow-2); }
.post-card img { aspect-ratio: 16/9; object-fit: cover; border-radius: var(--radius-s); margin-bottom: var(--s-2); }
.post-card__meta { font-size: var(--fs-caption); color: var(--ink-3); font-weight: 600; }
.post-card strong { font-size: 1.08rem; line-height: 1.35; }
.post-card em { font-style: normal; font-size: var(--fs-small); color: var(--ink-2); }

/* Adımlar */
.steps { list-style: none; padding: 0; counter-reset: step; display: grid; gap: var(--s-4); }
.steps li {
  counter-increment: step;
  position: relative; padding: var(--s-4) var(--s-5) var(--s-4) 4rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-m);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: var(--s-5); top: var(--s-4);
  font-size: var(--fs-caption); font-weight: 700; color: var(--accent-deep);
}
.steps strong { display: block; }
.steps p { font-size: var(--fs-small); color: var(--ink-2); margin-top: var(--s-1); }
.steps--grid { grid-template-columns: repeat(4, 1fr); }
.steps--grid li { padding: var(--s-6) var(--s-5); }
.steps--grid li::before { position: static; display: block; margin-bottom: var(--s-3); }

/* Final CTA */
.section--cta { padding: var(--s-8) 0; }
.cta-final { text-align: center; max-width: 44rem; margin-inline: auto; }
.cta-final h2 { font-size: var(--fs-h1); }
.cta-final p { margin-top: var(--s-4); color: var(--dark-ink-2); font-size: var(--fs-lead); }
.cta-final__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: var(--s-3); margin-top: var(--s-6); }

/* ── Sayfa hero ── */
.page-hero { padding: var(--s-8) 0 var(--s-6); }
.page-hero h1 { max-width: 18ch; }
.page-hero--article h1 { max-width: none; }
.page-hero__lead { margin-top: var(--s-4); font-size: var(--fs-lead); color: var(--ink-2); max-width: 40rem; }
.crumbs { font-size: var(--fs-caption); color: var(--ink-3); margin-bottom: var(--s-4); }
.crumbs a { color: inherit; text-decoration: none; }
.crumbs a:hover { color: var(--ink); }

.check-list { list-style: none; padding: 0; margin-top: var(--s-5); display: grid; gap: var(--s-3); }
.check-list li { position: relative; padding-left: 1.8rem; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 0.42em;
  width: 0.85rem; height: 0.5rem;
  border-left: 2.5px solid var(--success); border-bottom: 2.5px solid var(--success);
  transform: rotate(-45deg);
}

/* Vaka detay */
.case-facts {
  display: flex; flex-wrap: wrap; gap: var(--s-6); margin-top: var(--s-6);
  padding: var(--s-4) 0; border-block: 1px solid var(--border);
}
.case-facts dt { font-size: var(--fs-caption); text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); font-weight: 700; }
.case-facts dd { margin: var(--s-1) 0 0; font-weight: 600; }
.case-cover { border-radius: var(--radius-l); width: 100%; }
.case-section + .case-section { margin-top: var(--s-7); }

/* Prose */
.prose { color: var(--ink); }
.prose p + p { margin-top: var(--s-4); }
.prose--article { font-size: 1.06rem; line-height: 1.75; }
.prose--article h2 { margin: var(--s-6) 0 var(--s-3); font-size: 1.5rem; }
.prose--article h3 { margin: var(--s-5) 0 var(--s-3); }
.prose--article ul, .prose--article ol { padding-left: 1.4rem; margin: var(--s-4) 0; display: grid; gap: var(--s-2); }
.prose--article img { border-radius: var(--radius-m); margin: var(--s-5) 0; }
.prose--article blockquote {
  margin: var(--s-5) 0; padding: var(--s-4) var(--s-5);
  border-left: 3px solid var(--accent); background: var(--surface); border-radius: var(--radius-s);
}
.prose--article a { color: var(--accent-deep); }
.prose--article pre { background: var(--dark-bg); color: var(--dark-ink); padding: var(--s-4); border-radius: var(--radius-s); overflow-x: auto; font-size: var(--fs-small); }

/* ── İletişim ── */
.contact-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: var(--s-7); align-items: start; }
.contact-aside h2 { font-size: 1.3rem; margin-bottom: var(--s-4); }
.contact-line { display: block; font-weight: 700; font-size: 1.15rem; text-decoration: none; margin-bottom: var(--s-2); }
.contact-line:hover { color: var(--accent-deep); }
.contact-aside address { color: var(--ink-2); font-size: var(--fs-small); margin-top: var(--s-3); }
.contact-promise { margin-top: var(--s-6); padding: var(--s-5); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-m); }
.contact-promise h3 { font-size: 1rem; margin-bottom: var(--s-3); }
.contact-promise ol { padding-left: 1.2rem; display: grid; gap: var(--s-2); font-size: var(--fs-small); color: var(--ink-2); }

.contact-form-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-l); padding: var(--s-6); box-shadow: var(--shadow-1); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }
.field { display: flex; flex-direction: column; gap: var(--s-2); margin-bottom: var(--s-4); }
.field label { font-size: var(--fs-small); font-weight: 600; }
.field input, .field select, .field textarea {
  font: inherit; color: var(--ink);
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border); border-radius: var(--radius-s);
  background: var(--bg);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field-error { color: var(--danger); font-size: var(--fs-caption); font-weight: 600; }
.form-note { font-size: var(--fs-caption); color: var(--ink-3); margin-top: var(--s-3); }
.form-alert {
  background: color-mix(in srgb, var(--danger) 8%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--border));
  color: var(--danger); padding: var(--s-3) var(--s-4);
  border-radius: var(--radius-s); margin-bottom: var(--s-4); font-size: var(--fs-small); font-weight: 600;
}
.form-success h2 { margin-bottom: var(--s-3); }
.form-success p { color: var(--ink-2); margin-bottom: var(--s-5); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.field--consent label { display: flex; gap: var(--s-3); align-items: flex-start; font-weight: 500; font-size: var(--fs-small); cursor: pointer; }
.field--consent input { margin-top: 0.2em; accent-color: var(--accent); }
.field--consent a { color: var(--accent-deep); }

/* WhatsApp düğmesi */
.wa-btn {
  position: fixed; right: 1.1rem; bottom: 1.1rem; z-index: 90;
  display: grid; place-items: center;
  width: 54px; height: 54px; border-radius: 50%;
  background: #25d366; color: #fff;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.22);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast);
}
.site-logo__img { height: 28px; width: auto; display: block; }
.site-social { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 0.7rem; font-size: 0.82rem; }
.site-footer__legal { display: flex; gap: 1rem; flex-wrap: wrap; }
.logo-row { display: flex; flex-wrap: wrap; gap: 1.4rem; align-items: center; justify-content: center; margin-top: 1.2rem; }
.logo-row__item img { height: 36px; width: auto; max-width: 140px; object-fit: contain; filter: grayscale(1); opacity: 0.75; }
.quote-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; margin-top: 1.4rem; }
.quote-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.2rem 1.3rem; margin: 0; }
.quote-card p { font-size: 0.95rem; }
.quote-card footer { margin-top: 0.8rem; font-size: 0.8rem; color: var(--ink-2); }
.faq-list { display: grid; gap: 0.6rem; margin-top: 1.2rem; }
.faq-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.9rem 1.1rem; }
.faq-item summary { cursor: pointer; font-weight: 600; }
.faq-item p { margin-top: 0.6rem; color: var(--ink-2); font-size: 0.92rem; }

/* Boş durum */
.empty-block {
  text-align: center; padding: var(--s-8) var(--s-5);
  background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius-l);
  max-width: 40rem; margin-inline: auto;
}
.empty-block p { color: var(--ink-2); margin: var(--s-3) 0 var(--s-5); }

.pager { display: flex; align-items: center; justify-content: center; gap: var(--s-4); margin-top: var(--s-7); }
.pager span { font-size: var(--fs-small); color: var(--ink-3); }

.error-page { text-align: center; padding: var(--s-9) 0; }
.error-page h1 { margin-inline: auto; }
.error-page .page-hero__lead { margin-inline: auto; }
.error-page .hero__actions { justify-content: center; }

/* ── Footer ── */
.site-footer { background: var(--dark-bg); color: var(--dark-ink); padding: var(--s-8) 0 var(--s-5); }
.site-footer__grid { display: grid; grid-template-columns: 2fr 1fr 1.4fr; gap: var(--s-7); }
.site-logo--footer { color: var(--dark-ink); margin-bottom: var(--s-4); }
.site-footer__brand p { color: var(--dark-ink-2); font-size: var(--fs-small); max-width: 26rem; }
.site-footer h2 { font-size: var(--fs-caption); text-transform: uppercase; letter-spacing: 0.12em; color: var(--dark-ink-2); margin-bottom: var(--s-4); }
.site-footer__nav a, .site-footer__contact a {
  display: block; color: var(--dark-ink); text-decoration: none;
  padding: var(--s-1) 0; font-size: var(--fs-small);
}
.site-footer__nav a:hover, .site-footer__contact a:hover { color: #b9b8e8; }
.site-footer__contact address { color: var(--dark-ink-2); font-size: var(--fs-caption); margin-top: var(--s-3); max-width: 20rem; }
.site-footer__bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--s-3);
  margin-top: var(--s-7); padding-top: var(--s-5);
  border-top: 1px solid var(--dark-border);
  font-size: var(--fs-caption); color: var(--dark-ink-2);
}
.site-footer__bottom a { color: inherit; }

/* ── Reveal animasyonu ── */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; gap: var(--s-6); }
  .hero__visual { max-width: 480px; }
  .hero--scroll .hero__visual { max-width: none; }
  .loop { grid-template-columns: repeat(2, 1fr); }
  .loop--three { grid-template-columns: 1fr; }
  .steps--grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .post-grid, .post-grid--full { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: var(--s-5); }
  .split__side h2 { position: static; }
}

@media (max-width: 768px) {
  .section { padding: var(--s-8) 0; }
  .nav-toggle {
    display: inline-flex; flex-direction: column; gap: 5px;
    background: none; border: 0; padding: var(--s-3); cursor: pointer;
  }
  .nav-toggle span:not(.visually-hidden) { width: 22px; height: 2px; background: var(--ink); transition: transform var(--t-fast); }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }
  .site-nav {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--border);
    padding: var(--s-4) var(--s-5) var(--s-5);
  }
  .site-nav.is-open { display: flex; }
  .site-nav > a:not(.btn) { padding: var(--s-3) 0; font-size: 1.05rem; border-bottom: 1px solid var(--border); }
  .site-nav__cta { margin-top: var(--s-4); }
  .contact-grid { grid-template-columns: 1fr; }
  .service-cards, .case-grid, .case-grid--full, .post-grid, .post-grid--full { grid-template-columns: 1fr; }
  .steps--grid { grid-template-columns: 1fr; }
  .loop { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .section-head--row { flex-direction: column; align-items: flex-start; }
  .site-footer__grid { grid-template-columns: 1fr; gap: var(--s-6); }
  .hero { padding-top: var(--s-6); }
  .hero--scroll { padding-top: 0; }
  .hero-scroll__pin { top: 56px; min-height: calc(100vh - 56px); }
  .hero__ticker { grid-template-columns: 1fr; gap: var(--s-3); }
}