/* ==========================================================================
   ÇBY Global — Sayfalar arası ortak bileşenler
   Sayfa yolu, iç sayfa açılışı, bölüm başlıkları, proje kartları, SSS,
   final çağrı alanı, metin sayfaları ve formlar.
   ========================================================================== */

/* --- Bölüm başlığı varyasyonu -------------------------------------------- */
.section__head--split {
  max-width: none;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5) var(--space-7);
}
.section__head--split > div { max-width: 52rem; }
.section__head--split > .text-link { min-height: 44px; flex-shrink: 0; }

.demo-note {
  margin-top: var(--space-4);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}
.demo-note strong { color: var(--accent-2); font-weight: 700; }

/* --- Sayfa yolu ---------------------------------------------------------- */
.crumbs ol {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.5rem;
  font-size: var(--fs-xs);
  color: var(--text-faint);
}
.crumbs li { display: inline-flex; align-items: center; gap: 0.5rem; }
.crumbs li + li::before { content: "/"; opacity: 0.5; }
.crumbs a { display: inline-flex; align-items: center; min-height: 32px; color: var(--text-muted); }
.crumbs a:hover { color: var(--accent); }
.crumbs [aria-current] { color: var(--text); }

/* --- İç sayfa açılışı ---------------------------------------------------- */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + var(--space-7));
  padding-bottom: var(--space-8);
  overflow: hidden;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute;
  z-index: var(--z-below);
  right: -20vmax; top: -30vmax;
  width: 60vmax; height: 60vmax;
  border-radius: 50%;
  background: radial-gradient(closest-side, var(--glow-accent), transparent);
}
.page-hero--blue::before { background: radial-gradient(closest-side, rgba(93, 145, 240, 0.18), transparent); }
.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: var(--space-7);
  align-items: end;
  margin-top: var(--space-6);
}
.page-hero__title {
  font-size: clamp(2rem, 1rem + 4vw, 4.9rem); /* uzun Türkçe kelimeler (ör. "Tasarladığımız") sütuna sığar */
  line-height: 1;
  letter-spacing: -0.035em;
}
.page-hero__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  font-size: 1.08em;
  color: var(--accent);
}
.page-hero__lead { font-size: var(--fs-lg); color: var(--text-muted); max-width: 40rem; }
.page-hero__aside { display: grid; gap: var(--space-4); justify-items: start; }
.page-hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }
@media (prefers-reduced-motion: no-preference) {
  .page-hero__title,
  .page-hero__lead,
  .page-hero__aside,
  .page-hero__actions { animation: fadeUp 0.9s var(--ease-out) both; }
  .page-hero__lead { animation-delay: 0.12s; }
  .page-hero__aside, .page-hero__actions { animation-delay: 0.22s; }
}
@media (max-width: 900px) {
  .page-hero__grid { grid-template-columns: minmax(0, 1fr); align-items: start; }
}

/* --- Etiket -------------------------------------------------------------- */
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(183, 154, 255, 0.45);
  color: var(--lilac-300);
  font-weight: 600;
  transition: background-color var(--dur-fast), color var(--dur-fast);
}
.tag:hover { background: var(--lilac-400); color: var(--plum-900); }

/* --- Proje kartı --------------------------------------------------------- */
.pcard {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.pcard[hidden] { display: none; }
.pcard__media {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    radial-gradient(80% 80% at 100% 0%, color-mix(in srgb, var(--c1) 55%, transparent), transparent 65%),
    var(--c2);
  border: 1px solid var(--line);
}
.pcard--lg .pcard__media { aspect-ratio: 16 / 11; }
.pcard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease-out); }
.pcard__mock {
  position: absolute;
  inset: 12% 10% -8% 10%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border-radius: 14px 14px 0 0;
  background: color-mix(in srgb, var(--c1) 92%, white);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.6);
  transition: transform var(--dur-slow) var(--ease-out);
}
.pcard__bar { display: flex; gap: 5px; margin-bottom: 6px; }
.pcard__bar i { width: 7px; height: 7px; border-radius: 50%; background: color-mix(in srgb, var(--c2) 35%, transparent); }
.pcard__h { height: 14px; width: 62%; border-radius: 4px; background: var(--c2); }
.pcard__p { height: 6px; width: 78%; border-radius: 3px; background: color-mix(in srgb, var(--c2) 30%, transparent); }
.pcard__p--s { width: 52%; }
.pcard__blocks { margin-top: auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 8px; }
.pcard__blocks i { height: 60px; border-radius: 8px; background: color-mix(in srgb, var(--c2) 14%, transparent); }
.pcard__blocks i:first-child { background: color-mix(in srgb, var(--c2) 80%, transparent); }
.pcard:hover .pcard__mock,
.pcard:focus-within .pcard__mock { transform: translate3d(0, -10px, 0) scale(1.02); }
.pcard:hover .pcard__media img { transform: scale(1.04); }
.pcard__demo {
  position: absolute;
  top: 14px; left: 14px;
  z-index: var(--z-overlay);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  background: rgba(17, 12, 23, 0.85);
  border: 1px dashed var(--accent-2);
  color: var(--blue-300);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.pcard__body { display: grid; gap: var(--space-2); }
.pcard__cat { font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.pcard__title { font-size: 1.35rem; }
.pcard--lg .pcard__title { font-size: var(--fs-xl); }
.pcard__link::after { content: ""; position: absolute; inset: 0; z-index: var(--z-raise); border-radius: var(--radius-lg); }
.pcard__link:focus-visible { outline: none; }
.pcard__link:focus-visible::after { outline: 2px solid var(--focus); outline-offset: 4px; }
.pcard__summary { color: var(--text-muted); font-size: var(--fs-sm); max-width: 40rem; }
.pcard__tags { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.pcard__tags li {
  padding: 0.15rem 0.65rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  font-size: 0.75rem;
  color: var(--text-muted);
}
.pcard__more { font-weight: 700; font-size: var(--fs-sm); color: var(--accent); transition: transform var(--dur) var(--ease-out); }
.pcard:hover .pcard__more { transform: translateX(4px); }

/* --- SSS (akordeon) ------------------------------------------------------ */
.faq__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: var(--space-8);
  align-items: start;
}
.faq__head { display: grid; gap: var(--space-4); justify-items: start; }
.faq__head .text-link { min-height: 44px; }
.faq__list { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: 64px;
  padding-block: var(--space-4);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1rem, 0.9rem + 0.4vw, 1.2rem);
  line-height: 1.3;
  border-radius: 6px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary i {
  position: relative;
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  transition: background-color var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
}
.faq__item summary i::before,
.faq__item summary i::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 12px; height: 1.5px;
  background: currentColor;
  translate: -50% -50%;
}
.faq__item summary i::after { rotate: 90deg; transition: rotate var(--dur) var(--ease-out); }
.faq__item[open] summary i { background: var(--text); color: var(--bg); border-color: var(--text); }
.section--light .faq__item[open] summary i { color: var(--light-bg); }
.faq__item[open] summary i::after { rotate: 0deg; }
.faq__item summary:hover i { border-color: var(--text); }
.faq__answer p { padding: 0 var(--space-7) var(--space-5) 0; color: var(--text-muted); max-width: 44rem; }
@media (prefers-reduced-motion: no-preference) {
  .faq__item[open] .faq__answer { animation: faqIn 0.45s var(--ease-out); }
}
@keyframes faqIn { from { opacity: 0; transform: translateY(-6px); } }
@media (max-width: 900px) {
  .faq__grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .faq__answer p { padding-right: 0; }
}

/* --- Final çağrı alanı --------------------------------------------------- */
.cta {
  position: relative;
  background: var(--bg-deep);
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
/* Açılıştaki katman yığınına görsel gönderme */
.cta__stack {
  position: absolute;
  z-index: var(--z-below);
  left: 50%; top: 50%;
  width: min(760px, 120vw);
  aspect-ratio: 5 / 4;
  translate: -50% -50%;
  perspective: 1400px;
  transform-style: preserve-3d;
}
.cta__stack i {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(207, 192, 255, 0.18);
  background: linear-gradient(135deg, rgba(183, 154, 255, 0.10), rgba(93, 145, 240, 0.06));
  transform: rotateX(58deg) rotateZ(-38deg) translateZ(calc(var(--n) * 60px));
}
.cta__stack i:nth-child(1) { --n: 0; }
.cta__stack i:nth-child(2) { --n: 1; }
.cta__stack i:nth-child(3) { --n: 2; border-color: rgba(93, 145, 240, 0.3); }
@media (prefers-reduced-motion: no-preference) {
  .cta__stack i { animation: ctaBreath 8s var(--ease-in-out) infinite alternate; animation-delay: calc(var(--n) * -1.5s); }
}
@keyframes ctaBreath {
  to { transform: rotateX(58deg) rotateZ(-34deg) translateZ(calc(var(--n) * 90px)); }
}
.cta__inner { display: grid; justify-items: center; }
.cta__title {
  max-width: 16ch;
  margin-top: var(--space-4);
  font-size: clamp(2.3rem, 1rem + 5.2vw, 6rem);
  letter-spacing: -0.04em;
  line-height: 0.98;
}
.cta__title .serif-em { font-size: 1.08em; }
.cta .section-lead { margin-inline: auto; }
.cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); margin-top: var(--space-6); }
.cta__contact {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3) var(--space-7);
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line);
  font-size: var(--fs-sm);
}
.cta__contact li { display: grid; gap: 0.15rem; }
.cta__contact span { font-size: var(--fs-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-faint); }
.cta__contact a { font-weight: 700; min-height: 32px; display: inline-flex; align-items: center; justify-content: center; }
.cta__contact a:hover { color: var(--accent); }
@media (max-width: 520px) {
  .cta__actions .btn { flex: 1 1 100%; }
}

/* --- Metin sayfaları (yasal vb.) ----------------------------------------- */
.prose { max-width: 46rem; font-size: var(--fs-base); }
.prose > * + * { margin-top: var(--space-4); }
.prose h2 { margin-top: var(--space-7); font-size: var(--fs-xl); }
.prose h3 { margin-top: var(--space-6); font-size: 1.2rem; }
.prose p, .prose li { color: var(--text-muted); }
.prose ul, .prose ol { padding-left: 1.25rem; display: grid; gap: var(--space-2); }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--text); }
.notice {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius);
  border: 1px dashed var(--accent-2);
  background: rgba(93, 145, 240, 0.06);
  color: var(--text);
  font-size: var(--fs-sm);
}
.notice strong { color: var(--accent-2); }

/* --- Formlar ------------------------------------------------------------- */
.form { display: grid; gap: var(--space-5); }
.form__row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
.field { display: grid; gap: var(--space-2); align-content: start; }
.field__label { font-weight: 700; font-size: var(--fs-sm); }
.field__label .req { color: var(--accent-2); }
.field__label .opt { font-weight: 500; color: var(--text-faint); }
.field__hint { font-size: var(--fs-xs); color: var(--text-faint); }
.field__input {
  width: 100%;
  min-height: var(--field-height);
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  color: var(--text);
  font-size: 1rem;
  transition: border-color var(--dur-fast), background-color var(--dur-fast), box-shadow var(--dur-fast);
}
.field__input::placeholder { color: var(--text-faint); }
.field__input:hover { border-color: var(--color-text-faint); }
.field__input:focus { outline: none; border-color: var(--accent); background: var(--field-bg-focus); box-shadow: var(--field-focus-ring); }
textarea.field__input { min-height: 160px; resize: vertical; line-height: 1.5; }
select.field__input {
  appearance: none;
  padding-right: 2.75rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23B49AFF' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px;
}
select.field__input option { background: var(--plum-900); color: var(--ivory-100); }
.field.has-error .field__input { border-color: var(--state-error); }
.field__error { display: flex; gap: 0.4rem; font-size: var(--fs-sm); font-weight: 600; color: var(--state-error-text); }
.field__error::before { content: "!"; display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: var(--state-error); color: var(--plum-900); font-size: 0.7rem; font-weight: 800; flex-shrink: 0; margin-top: 2px; }
.field__error:empty, .field__error[hidden] { display: none; }

.check { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--fs-sm); color: var(--text-muted); cursor: pointer; }
.check input {
  appearance: none;
  flex-shrink: 0;
  width: 24px; height: 24px;
  margin-top: 1px;
  border-radius: 7px;
  border: 1px solid var(--field-border);
  background: var(--surface);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background-color var(--dur-fast), border-color var(--dur-fast);
}
.check input::after { content: ""; width: 12px; height: 7px; border: 2px solid var(--plum-900); border-top: 0; border-right: 0; transform: rotate(-45deg) translate(1px, -1px) scale(0); transition: transform var(--dur-fast) var(--ease-out); }
.check input:checked { background: var(--accent); border-color: var(--accent); }
.check input:checked::after { transform: rotate(-45deg) translate(1px, -1px) scale(1); }
.check input:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.check a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* Bal küpü — botlar için, insanlara görünmez */
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

.alert {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-5);
  border-radius: var(--radius);
  border: 1px solid;
}
.alert:focus { outline: none; }
.alert__title { font-family: var(--font-display); font-weight: 500; font-size: 1.15rem; }
.alert--success { border-color: var(--state-success-line); background: var(--state-success-bg); }
.alert--success .alert__title { color: var(--state-success); }
.alert--error { border-color: var(--state-error-line); background: var(--state-error-bg); }
.alert--error .alert__title { color: var(--state-error-text); }
.alert ul { padding-left: 1.2rem; color: var(--text-muted); font-size: var(--fs-sm); }
.alert a { color: var(--accent); text-decoration: underline; }

.btn[disabled], .btn.is-loading { opacity: var(--state-disabled-opacity); pointer-events: none; }

@media (max-width: 640px) {
  .form__row { grid-template-columns: minmax(0, 1fr); }
}

.form__disclosure {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}
.form__disclosure strong { color: var(--text); }

/* --- Çerez onayı (yalnızca analitik yapılandırıldığında görünür) -------- */
.consent {
  position: fixed;
  z-index: var(--z-header);
  left: var(--gutter);
  right: var(--gutter);
  bottom: var(--gutter);
  max-width: 34rem;
  display: grid;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: rgba(23, 17, 31, 0.96);
  box-shadow: var(--shadow-soft);
}
.consent[hidden] { display: none; }
.consent__title { font-family: var(--font-display); font-weight: 500; }
.consent__text { font-size: var(--fs-sm); color: var(--text-muted); }
.consent__text a { color: var(--accent); text-decoration: underline; }
/* Kabul ve ret eşit ağırlıkta sunulur */
.consent__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.consent__actions .btn { flex: 1 1 8rem; }
.site-footer__consent { min-height: 36px; color: inherit; font-size: inherit; text-decoration: underline; text-underline-offset: 3px; }
.site-footer__consent:hover { color: var(--accent); }

/* Uzun Türkçe kelimeler dar ekranda başlıktan taşmasın (yalnızca sığmayan kelimede kırılır) */
h1, h2, h3, .cta__title, .page-hero__title { overflow-wrap: break-word; }
@media (max-width: 400px) {
  .cta__title { font-size: 1.75rem; }
}

/* Tek proje: tam genişlik kart, 2:1 kapak */
.pcard--wide .pcard__media { aspect-ratio: 2 / 1; }
.pcard--wide .pcard__title { font-size: var(--fs-xl); }