/*
 * base.css: genel müşteri siteleri için ortak temel stil (2026 kurumsal dil).
 * Renderer (ThemeCss) site temasını :root token'larının üzerine yazar. Renk değerlerini yalnız
 * token üzerinden kullanın; sabit renk yazmayın.
 * ThemeCss'in her sitede yazdığı token'lar (--c-*, --font-*, --fs-*, --lh-*, --fw-head, --radius,
 * --radius-lg, --radius-pill, --container, --gutter, --section-y, --header-h) burada DEĞİŞTİRİLMEZ;
 * değişirse Modules\Render\ThemeCss::DEFAULTS da aynı değerlerle güncellenmelidir.
 * Kırılımlar: 640 / 960 / 1200px. Mobil-önce.
 */

/* ---------- 1. Tokenlar ---------- */
:root {
  /* Renk (ThemeCss ile birebir) */
  --c-primary: #12385a;
  --c-primary-contrast: #ffffff;
  --c-primary-dark: #0c2740;
  --c-accent: #d98a0b;
  --c-bg: #ffffff;
  --c-bg-alt: #f4f6f8;
  --c-surface: #ffffff;
  --c-text: #1b2430;
  --c-text-muted: #5b6675;
  --c-border: #dde2e8;
  --c-dark: #0e1b2a;
  --c-dark-contrast: #ffffff;
  --c-success: #1d7044;
  --c-danger: #b42318;
  /* Yalnız base.css içi */
  --c-field-border: #6b7686;
  --c-focus: var(--c-primary);

  /* Yazı (ThemeCss ile birebir) */
  --font-head: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --fs-sm: .875rem;
  --fs-base: 1rem;
  --fs-lg: clamp(1.0625rem, 1rem + .3vw, 1.2rem);
  --fs-xl: clamp(1.25rem, 1.1rem + .6vw, 1.5rem);
  --fs-2xl: clamp(1.5rem, 1.2rem + 1.2vw, 2.1rem);
  --fs-3xl: clamp(1.85rem, 1.4rem + 2vw, 2.75rem);
  --fs-hero: clamp(2.25rem, 1.5rem + 3.5vw, 4rem);
  --lh-tight: 1.15;
  --lh-base: 1.6;
  --fw-head: 700;
  /* Yalnız base.css içi: akışkan ölçek (ThemeCss yazmaz) */
  --fs-display: clamp(2.2rem, 1.1rem + 5vw, 5.5rem);
  --fs-section: clamp(1.9rem, 1.3rem + 2.4vw, 3.4rem);
  --fs-page: clamp(2rem, 1.4rem + 2.8vw, 3.6rem);
  --ls-head: -.02em;

  /* Biçim (ThemeCss ile birebir) */
  --radius: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --container: 1200px;
  --gutter: 20px;
  --section-y: clamp(48px, 8vw, 96px);
  --header-h: 72px;
  /* Yalnız base.css içi */
  --radius-xl: calc(var(--radius-lg) * 1.5);
  --shadow-sm: 0 1px 2px 0 rgba(14, 27, 42, .05);
  --shadow-md: 0 4px 6px -1px rgba(14, 27, 42, .08), 0 2px 4px -2px rgba(14, 27, 42, .06);
  --shadow-lg: 0 10px 15px -3px rgba(14, 27, 42, .08), 0 4px 6px -4px rgba(14, 27, 42, .04);
  --shadow-xl: 0 20px 25px -5px rgba(14, 27, 42, .08), 0 8px 10px -6px rgba(14, 27, 42, .04);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --bd: 1px solid var(--c-border);

  /* Gradyan ve doku: kurumsal ve sade */
  --grad-1: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 100%);
  --grad-2: var(--grad-1);
  --glow: none;
  --pill-bg: var(--c-bg-alt);
  --tex-line: transparent;
  --tex-grid: none;
}

@supports (background: color-mix(in srgb, red 50%, blue)) {
  :root {
    --grad-2: linear-gradient(120deg, var(--c-primary) 0%, color-mix(in srgb, var(--c-primary) 65%, var(--c-accent)) 100%);
    --glow: none;
    --pill-bg: color-mix(in srgb, var(--c-primary) 9%, var(--c-bg));
    --tex-line: transparent;
    --tex-grid: none;
  }
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
}

img,
video {
  max-width: 100%;
  height: auto;
}

img {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 .5em;
  color: inherit;
  font-family: var(--font-head);
  font-weight: var(--fw-head);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-head);
  text-wrap: balance;
}

h1 { font-size: var(--fs-hero); letter-spacing: -.03em; }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }

p,
li {
  text-wrap: pretty;
}

p {
  margin: 0;
}

a {
  color: var(--c-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: .2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

table {
  width: 100%;
  border-collapse: collapse;
}

hr {
  margin: 2rem 0;
  border: 0;
  border-top: var(--bd);
}

[hidden] {
  display: none !important;
}

::selection {
  background: var(--c-accent);
  color: var(--c-dark);
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 3px solid var(--c-focus);
  outline-offset: 3px;
}

/* ---------- 3. Yardımcılar ---------- */
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -120px;
  z-index: 1000;
  padding: .6em 1em;
  border-radius: var(--radius);
  background: var(--c-primary);
  color: var(--c-primary-contrast);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

@media (min-width: 1200px) {
  .container {
    padding-inline: calc(var(--gutter) * 1.5);
  }
}

.sec {
  padding-block: var(--section-y);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
}

/* Bölüm arka plan şeritleri: metin rengini zemine göre ayarlar. */
.bg-default {
  background: var(--c-bg);
  color: var(--c-text);
}

.bg-alt {
  background: var(--c-bg-alt);
  color: var(--c-text);
}

.bg-primary {
  --pill-bg: var(--c-primary-dark);
  background: var(--c-primary);
  color: var(--c-primary-contrast);
}

.bg-dark {
  --pill-bg: var(--c-dark);
  background: var(--c-dark);
  color: var(--c-dark-contrast);
}

@supports (background: color-mix(in srgb, red 50%, blue)) {
  .bg-dark {
    --pill-bg: color-mix(in srgb, var(--c-accent) 12%, var(--c-dark));
    --tex-line: color-mix(in srgb, var(--c-dark-contrast) 9%, transparent);
  }

  .bg-primary {
    --tex-line: color-mix(in srgb, var(--c-primary-contrast) 12%, transparent);
  }
}

/* Koyu zeminlerde bağlantılar: lacivertte beyaz, koyuda vurgu rengi (kontrast >= 4.5:1). */
.bg-primary a:not(.btn) {
  color: inherit;
}

.bg-dark a:not(.btn) {
  color: var(--c-accent);
}

.bg-primary :focus-visible,
.bg-dark :focus-visible {
  outline-color: var(--c-accent);
}

/* Hizmet/ürün kartlarında ince çizgi: bölümler arası ayraç. */
.divider {
  height: 1px;
  margin: 0;
  border: 0;
  background: var(--c-border);
}

/* Üst etiketten farklı, düz büyük harfli küçük başlık. */
.kicker {
  margin: 0;
  color: var(--c-primary);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

/* Cam yüzey: destek varsa yarı saydam ve bulanık; yoksa düz yüzey. */
.glass {
  background: var(--c-surface);
  border: var(--bd);
}

@supports (background: color-mix(in srgb, red 50%, blue)) {
  .glass {
    background: color-mix(in srgb, var(--c-surface) 72%, transparent);
  }
}

@supports (backdrop-filter: blur(1px)) {
  .glass {
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
    backdrop-filter: blur(14px) saturate(1.2);
  }
}

/* ---------- 4. Bölüm başlıkları ---------- */
.sec-head {
  max-width: 46rem;
  margin-bottom: clamp(28px, 4vw, 52px);
}

.sec-head.is-center {
  margin-inline: auto;
  text-align: center;
}

.sec-head.is-center .eyebrow {
  justify-content: center;
}

/* Yan yana: başlık solda, giriş metni sağda (geniş ekranda). */
.sec-head.is-split {
  max-width: none;
}

@media (min-width: 960px) {
  .sec-head.is-split {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 1rem clamp(2rem, 5vw, 4rem);
    align-items: end;
  }

  .sec-head.is-split .sec-lead {
    max-width: 40ch;
  }
}

/* Üst etiket: modern, kurumsal tipografik kicker/eyebrow */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  margin-bottom: .85rem;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--c-primary);
  font-family: var(--font-head);
  font-size: var(--fs-xs, .8125rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.eyebrow::before {
  display: none !important;
}

.sec-title {
  margin: 0 0 .5em;
  font-family: var(--font-head);
  font-size: var(--fs-section);
  font-weight: var(--fw-head);
  line-height: 1.08;
  letter-spacing: -.03em;
  color: inherit;
}

.sec-lead {
  margin: 0;
  color: var(--c-text-muted);
  font-size: var(--fs-lg);
  line-height: var(--lh-base);
}

/* Koyu ve primary zeminlerde etiket metni zemin tokenından alınır (kontrast >= 4.5:1). */
.bg-primary .eyebrow {
  color: var(--c-primary-contrast);
  border-color: transparent;
}

.bg-dark .eyebrow {
  color: var(--c-accent);
  border-color: transparent;
}

.bg-primary .kicker {
  color: var(--c-primary-contrast);
}

.bg-dark .kicker {
  color: var(--c-accent);
}

.bg-primary .sec-lead,
.bg-dark .sec-lead {
  color: inherit;
}

.bg-primary .sec-title,
.bg-dark .sec-title {
  color: inherit;
}

/* ---------- 5. Düğmeler ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55em;
  min-height: 44px;
  padding: .65em 1.3em;
  border: 2px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease),
    transform .3s var(--ease), box-shadow .3s var(--ease), filter .25s var(--ease);
  -webkit-tap-highlight-color: transparent;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: .6;
  cursor: not-allowed;
  transform: none;
}

/* Ok simgesi: CSS ile çizilir (satır içi SVG gerekmez). */
.btn-arrow::after {
  content: "";
  flex: none;
  width: .5em;
  height: .5em;
  margin-inline-start: .15em;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform .3s var(--ease);
}

.btn-arrow:hover::after {
  transform: translate(.2em, -.2em) rotate(45deg);
}

.btn-primary {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: var(--c-primary-contrast);
}

.btn-primary:hover {
  background: var(--c-primary-dark);
  border-color: var(--c-primary-dark);
  color: var(--c-primary-contrast);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: var(--c-primary);
  color: var(--c-primary);
}

.btn-outline:hover {
  background: var(--c-primary);
  color: var(--c-primary-contrast);
}

.btn-light {
  background: var(--c-surface);
  border-color: var(--c-border);
  color: var(--c-primary);
}

.btn-light:hover {
  background: var(--c-bg-alt);
  border-color: var(--c-bg-alt);
  color: var(--c-primary-dark);
}

.bg-primary .btn-light,
.bg-dark .btn-light {
  border-color: var(--c-surface);
}

.btn-lg {
  min-height: 52px;
  padding: .8em 1.6em;
  font-size: var(--fs-lg);
}

/* Düğmeler zemine göre: lacivert zeminde beyaz, koyu zeminde vurgu rengi. */
.bg-primary .btn-primary {
  background: var(--c-primary-contrast);
  border-color: var(--c-primary-contrast);
  color: var(--c-primary);
}

.bg-primary .btn-primary:hover {
  background: var(--c-bg-alt);
  border-color: var(--c-bg-alt);
  color: var(--c-primary-dark);
}

.bg-dark .btn-primary {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-dark);
}

.bg-dark .btn-primary:hover {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-dark);
  filter: brightness(1.08);
}

.bg-primary .btn-outline {
  border-color: var(--c-primary-contrast);
  color: var(--c-primary-contrast);
}

.bg-primary .btn-outline:hover {
  background: var(--c-primary-contrast);
  color: var(--c-primary);
}

.bg-dark .btn-outline {
  border-color: var(--c-dark-contrast);
  color: var(--c-dark-contrast);
}

.bg-dark .btn-outline:hover {
  background: var(--c-dark-contrast);
  color: var(--c-dark);
}

/* ---------- 6. Izgara ---------- */
.grid {
  display: grid;
  gap: clamp(16px, 2.5vw, 28px);
  grid-template-columns: minmax(0, 1fr);
}

.grid > * {
  min-width: 0;
}

@media (min-width: 640px) {
  .grid.cols-2,
  .grid.cols-3,
  .grid.cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .grid.cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid.cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Bento ızgarası: 12 sütun (960px+), 2 sütun (640px+), tek sütun (mobil). Yerleşim Renderer'daki
   paketleyici tarafından üretilir: satırlar tam dolar, boşluk kalmaz. */
.bento {
  --bento-gap: clamp(12px, 1.6vw, 20px);
  display: grid;
  gap: var(--bento-gap);
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.bento > * {
  min-width: 0;
}

@media (min-width: 640px) {
  .bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bento > .t-1 {
    grid-column: span 1;
  }

  .bento > .t-2 {
    grid-column: span 2;
  }
}

@media (min-width: 960px) {
  .bento {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .bento > .s-1 { grid-column: span 4; }
  .bento > .s-2 { grid-column: span 6; }
  .bento > .s-3 { grid-column: span 8; }
  .bento > .s-4 { grid-column: span 12; }
}

/* Eşit kartlar: sarmalı akış; son satır ortalanır (yetim kart kalmaz). */
.bento.is-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.bento.is-cards > * {
  flex: 0 0 100%;
}

@media (min-width: 640px) {
  .bento.is-cards > * {
    flex-basis: calc((100% - var(--bento-gap)) / 2);
  }
}

@media (min-width: 960px) {
  .bento.is-cards > * {
    flex-basis: calc((100% - 2 * var(--bento-gap)) / 3);
  }
}

/* ---------- 7. Kart ---------- */
.card {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  border: var(--bd);
  border-radius: var(--radius-lg);
  background: var(--c-surface);
  color: var(--c-text);
  box-shadow: var(--shadow-sm);
}

.card-media {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--c-bg-alt);
}

.card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: .5rem;
  padding: clamp(18px, 2.5vw, 28px);
}

.card-body h3,
.card-body h4 {
  margin: 0;
  color: var(--c-text);
  font-size: var(--fs-lg);
}

.card-body p {
  color: var(--c-text-muted);
}

/* Kart içi bağlantılar her zeminde okunur kalır (bölüm zemini kuralından sonra gelir). */
.card a:not(.btn) {
  color: var(--c-primary);
}

/* Hover kaldırma: en fazla 2px, zarif gölge ile. Hareket azaltmada kapalı. */
.lift {
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}

@media (hover: hover) {
  .lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }
}

/* ---------- 8. Rozet ve onay listesi ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  padding: .25em .65em;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-bg-alt);
  color: var(--c-text);
  font-size: var(--fs-sm);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: .01em;
}

.bg-dark .badge {
  background: color-mix(in srgb, var(--c-dark-contrast) 10%, transparent);
  border-color: color-mix(in srgb, var(--c-dark-contrast) 18%, transparent);
  color: var(--c-dark-contrast);
}

.bg-primary .badge {
  background: color-mix(in srgb, var(--c-primary-contrast) 12%, transparent);
  border-color: color-mix(in srgb, var(--c-primary-contrast) 22%, transparent);
  color: var(--c-primary-contrast);
}

.list-check {
  display: grid;
  gap: .65em;
  margin: 0;
  padding: 0;
  list-style: none;
}

.list-check li {
  position: relative;
  padding-left: 1.6em;
}

.list-check li::before {
  content: "";
  position: absolute;
  left: .15em;
  top: .38em;
  width: .32em;
  height: .62em;
  border: solid var(--c-primary);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.list-check li::after {
  display: none;
}

.bg-dark .list-check li::before {
  border-color: var(--c-accent);
}

.bg-primary .list-check li::before {
  border-color: var(--c-primary-contrast);
}

/* ---------- 9. Zengin metin (richtext) ---------- */
.prose {
  color: inherit;
  font-size: var(--fs-base);
  line-height: var(--lh-base);
}

.prose > * + * {
  margin-top: 1em;
}

.prose p {
  margin: 0;
}

.prose ul,
.prose ol {
  padding-left: 1.4em;
}

.prose ul {
  list-style: disc;
}

.prose ol {
  list-style: decimal;
}

.prose li + li {
  margin-top: .35em;
}

.prose strong {
  font-weight: 700;
}

.prose a {
  color: var(--c-primary);
}

.prose h3,
.prose h4 {
  margin: 1.6em 0 .5em;
  color: inherit;
}

.prose h3 {
  font-size: var(--fs-xl);
}

.prose h4 {
  font-size: var(--fs-lg);
}

.prose blockquote {
  margin: 0;
  padding: .75em 1.1em;
  border-inline-start: 4px solid var(--c-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--c-bg-alt);
  color: var(--c-text);
}

.prose img {
  height: auto;
  border-radius: var(--radius);
}

.bg-dark .prose a {
  color: var(--c-accent);
}

.bg-primary .prose a {
  color: inherit;
}

/* ---------- 10. Form (genel site) ---------- */
.form-field {
  display: grid;
  gap: .4rem;
  min-width: 0;
  margin: 0 0 1.1rem;
}

.form-label {
  color: var(--c-text);
  font-size: var(--fs-sm);
  font-weight: 600;
}

.form-input,
.form-textarea,
select.form-input {
  width: 100%;
  min-height: 48px;
  padding: .65em .9em;
  border: 1.5px solid var(--c-field-border);
  border-radius: var(--radius);
  background: var(--c-surface);
  color: var(--c-text);
  font-size: var(--fs-base);
  line-height: 1.4;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--c-text-muted);
  opacity: 1;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--c-primary);
}

.form-input[aria-invalid="true"],
.form-textarea[aria-invalid="true"],
.form-input.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--c-danger);
}

.form-error {
  margin: 0;
  color: var(--c-danger);
  font-size: var(--fs-sm);
  font-weight: 600;
}

.form-help {
  margin: 0;
  color: var(--c-text-muted);
  font-size: var(--fs-sm);
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: .65em;
  color: var(--c-text);
  font-size: var(--fs-sm);
  line-height: 1.5;
}

.form-check input[type="checkbox"] {
  flex: none;
  width: 20px;
  height: 20px;
  margin: .1em 0 0;
  accent-color: var(--c-primary);
}

.bg-dark .form-label,
.bg-dark .form-check,
.bg-primary .form-label,
.bg-primary .form-check {
  color: inherit;
}

/* ---------- 11. Açılış (reveal), gecikme ve mobil menü kancası ---------- */
/* Yumuşak giriş. JS yoksa içerik her zaman görünür; yalnız .js sınıfıyla gizlenir. */
.reveal {
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}

.reveal.d-1 { transition-delay: .08s; }
.reveal.d-2 { transition-delay: .16s; }
.reveal.d-3 { transition-delay: .24s; }
.reveal.d-4 { transition-delay: .32s; }
.reveal.d-5 { transition-delay: .4s; }
.reveal.d-6 { transition-delay: .48s; }

.js .reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(18px);
}

/* Yapışkan başlık kaydırıldığında site.js .is-scrolled ekler. */
.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

/* Mobil menü paneli: site.js .is-open ekler. Yalnız JS açıkken ve 960px altında gizlenir. */
@media (max-width: 959.98px) {
  .js [data-nav-panel]:not(.is-open) {
    display: none;
  }
}

/* ---------- 12. Hareket azaltma ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }

  .reveal.d-1,
  .reveal.d-2,
  .reveal.d-3,
  .reveal.d-4,
  .reveal.d-5,
  .reveal.d-6 {
    transition-delay: 0s !important;
  }

  .btn:hover,
  .lift:hover {
    transform: none;
  }

  .js .reveal:not(.is-visible) {
    opacity: 1;
    transform: none;
  }
}