/* ───────── Buttons ───────── */
.btn {
  --btn-h: 52px;
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-3);
  min-height: var(--btn-h);
  padding: 0 var(--space-6);
  border-radius: 999px;
  font-size: .9375rem; font-weight: 600; letter-spacing: .01em;
  white-space: nowrap;
  transition: background-color var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out),
              border-color var(--dur-2) var(--ease-out), transform var(--dur-1) var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(.97); }
.btn--sm { --btn-h: 44px; padding: 0 var(--space-5); font-size: .875rem; }
.btn--primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn--primary:hover { background: var(--color-primary-strong); }
.btn--ghost { color: var(--color-text); box-shadow: inset 0 0 0 1px var(--color-line); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1px var(--color-text); }
.btn__label { display: inline-block; overflow: hidden; vertical-align: top; line-height: 1.35; }
.btn__roll { display: inline-block; position: relative; transition: transform 460ms var(--ease-out); }
.btn__roll::after { content: attr(data-text); position: absolute; left: 0; top: 100%; }
@media (hover: hover) and (pointer: fine) {
  .btn:hover .btn__roll { transform: translateY(-100%); }
}
.btn__icon { width: 18px; height: 18px; transition: transform var(--dur-2) var(--ease-out); }
.btn:hover .btn__icon { transform: translateX(4px); }

.link-underline {
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size var(--dur-2) var(--ease-out);
  padding-bottom: 2px;
}
.link-underline:hover { background-size: 100% 1px; }
.link-quiet { color: var(--color-muted); font-weight: 500; padding: var(--space-3) 0; }

/* ───────── Ornament (logonun süslemesinden esinlenen ayraç) ───────── */
.ornament {
  display: block; width: 72px; height: 10px; margin-inline: auto;
  background:
    radial-gradient(circle, var(--color-text) 1.6px, transparent 2px) 0 50% / 6px 6px no-repeat,
    radial-gradient(circle, var(--color-text) 1.6px, transparent 2px) 100% 50% / 6px 6px no-repeat,
    linear-gradient(var(--color-text), var(--color-text)) 50% 50% / calc(100% - 12px) 1px no-repeat;
  position: relative;
}
.ornament::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  width: 8px; height: 8px; background: var(--color-primary);
  transform: translate(-50%, -50%) rotate(45deg);
}

/* ───────── Header ───────── */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 40;
  height: var(--header-h);
  transition: background-color var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out),
              transform var(--dur-2) var(--ease-out);
}
.site-header.is-scrolled {
  background: var(--color-glass);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  backdrop-filter: saturate(1.4) blur(12px);
  box-shadow: 0 1px 0 var(--color-line);
}
.site-header.is-hidden { transform: translateY(-100%); }
.header-inner { height: 100%; display: flex; align-items: center; gap: var(--space-5); }
.header-logo { display: flex; align-items: center; min-height: 44px; margin-right: auto; }
.header-logo img {
  height: 34px; width: auto;
  opacity: 0; transform: translateY(-4px);
  transition: opacity var(--dur-2) var(--ease-out), transform var(--dur-2) var(--ease-out);
}
.site-header.is-scrolled .header-logo img,
.site-header.is-open .header-logo img { opacity: 1; transform: none; }
.header-cta { display: none; }
.nav-desktop { display: none; }

.nav-toggle {
  position: relative; width: 44px; height: 44px; margin-right: -10px;
  display: grid; place-content: center; gap: 7px;
}
.nav-toggle { z-index: 2; }
.nav-toggle__bar {
  display: block; width: 24px; height: 1.5px; background: var(--color-text);
  transition: transform 500ms var(--ease-out);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:first-of-type { transform: translateY(4.25px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:last-of-type { transform: translateY(-4.25px) rotate(-45deg); }

@media (min-width: 1024px) {
  .header-logo img { height: 44px; }
  .nav-toggle { display: none; }
  .nav-desktop { display: flex; gap: var(--space-6); }
  .nav-desktop a {
    position: relative; padding: var(--space-2) 0; font-size: .9375rem; font-weight: 500;
  }
  .nav-desktop a::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px;
    background: currentColor; transform: scaleX(0); transform-origin: right;
    transition: transform var(--dur-2) var(--ease-out);
  }
  .nav-desktop a:hover::after { transform: scaleX(1); transform-origin: left; }
  .header-cta { display: inline-flex; }
}

/* ───────── Mobile nav — toggle'dan açılan dairesel perde ───────── */
.mobile-nav {
  position: fixed; inset: 0; z-index: 35;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: calc(var(--header-h) + var(--space-7)) var(--gutter) calc(var(--space-6) + var(--safe-bottom));
  background: var(--color-surface);
  clip-path: circle(0px at calc(100% - var(--gutter) - 12px) calc(var(--header-h) / 2));
  transition: clip-path 700ms var(--ease-in-out);
  overflow: hidden;
}
.mobile-nav.is-open { clip-path: circle(150% at calc(100% - var(--gutter) - 12px) calc(var(--header-h) / 2)); }
.mobile-nav__glow {
  position: absolute; right: -30%; bottom: -20%; width: 120vw; aspect-ratio: 1; pointer-events: none;
  background: radial-gradient(closest-side, rgba(224, 86, 28, .16), transparent 70%);
  opacity: 0; transform: scale(.8);
  transition: opacity 900ms var(--ease-out) 200ms, transform 1200ms var(--ease-out) 200ms;
}
.mobile-nav.is-open .mobile-nav__glow { opacity: 1; transform: none; }
.mobile-nav__list { counter-reset: nav; position: relative; }
.mobile-nav__list li { counter-increment: nav; position: relative; }
.mobile-nav__list li::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--color-line);
  transform: scaleX(0); transform-origin: 0 50%;
  transition: transform 700ms var(--ease-out);
}
.mobile-nav__list a {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: var(--space-4) 0; overflow: hidden;
  font-family: var(--font-display); font-size: clamp(2.5rem, 11vw, 3.75rem); line-height: 1.1;
}
.mobile-nav__word {
  display: inline-block; transform: translateY(110%);
  transition: transform 700ms var(--ease-out);
}
.mobile-nav__list a::after {
  content: "0" counter(nav);
  font-family: var(--font-body); font-size: var(--fs-caption); color: var(--color-muted); letter-spacing: .1em;
  opacity: 0; transition: opacity 400ms var(--ease-out);
}
.mobile-nav.is-open .mobile-nav__word { transform: none; }
.mobile-nav.is-open .mobile-nav__list li::after { transform: scaleX(1); }
.mobile-nav.is-open .mobile-nav__list a::after { opacity: 1; }
.mobile-nav.is-open li:nth-child(1) .mobile-nav__word, .mobile-nav.is-open li:nth-child(1)::after { transition-delay: 220ms; }
.mobile-nav.is-open li:nth-child(2) .mobile-nav__word, .mobile-nav.is-open li:nth-child(2)::after { transition-delay: 290ms; }
.mobile-nav.is-open li:nth-child(3) .mobile-nav__word, .mobile-nav.is-open li:nth-child(3)::after { transition-delay: 360ms; }
.mobile-nav.is-open .mobile-nav__list a::after { transition-delay: 500ms; }
/* Kapanış: kelimeler önce iner, perde sonra kapanır */
.mobile-nav:not(.is-open) .mobile-nav__word { transition-duration: 280ms; transition-timing-function: var(--ease-in-out); }
.mobile-nav:not(.is-open) { transition-delay: 120ms; transition-duration: 560ms; }
.mobile-nav__foot {
  position: relative; display: grid; gap: var(--space-2); justify-items: start;
  opacity: 0; transform: translateY(16px);
  transition: opacity 400ms var(--ease-out), transform 600ms var(--ease-out);
}
.mobile-nav.is-open .mobile-nav__foot { opacity: 1; transform: none; transition-delay: 460ms; }
.mobile-nav__foot .btn { width: 100%; }
@media (min-width: 1024px) { .mobile-nav { display: none !important; } }

/* ───────── Mobile action bar ───────── */
.action-bar {
  position: fixed; inset: auto 0 0; z-index: 30;
  display: flex;
  padding: 0 var(--space-2) var(--safe-bottom);
  background: var(--color-glass);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  box-shadow: 0 -1px 0 var(--color-line);
}
.action-bar__item {
  flex: 1; min-width: 0;
  height: var(--action-bar-h);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  font-size: .75rem; font-weight: 600; letter-spacing: .02em;
  -webkit-tap-highlight-color: transparent;
  transition: color var(--dur-1) var(--ease-out);
}
.action-bar__item svg { width: 22px; height: 22px; }
.action-bar__item:active { color: var(--color-primary-text); }
.action-bar__item:first-child { color: var(--color-primary-text); }
@media (min-width: 1024px) { .action-bar { display: none; } }

/* ───────── Media frame + premium placeholder ───────── */
.media-frame {
  position: relative; overflow: hidden;
  background: var(--color-surface-2);
  aspect-ratio: 4 / 3;
}
.media-frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.media-frame--empty::before {
  /* "f" monogramı — logodaki krom f'ye gönderme, logoyu yeniden çizmez */
  content: "f";
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -54%);
  font-family: var(--font-display); font-style: italic; font-size: clamp(3.5rem, 12vw, 5.5rem);
  color: var(--color-chrome); opacity: .45;
}
.media-frame--empty::after {
  content: ""; position: absolute; inset: 10px;
  border: 1px solid rgba(242, 235, 225, .08); border-radius: calc(var(--radius-md) - 4px);
}

/* ───────── Badge / Price ───────── */
.badge {
  display: inline-block;
  padding: 4px 10px; border-radius: 999px;
  background: var(--color-text); color: var(--color-background);
  font-size: .6875rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
}
.price {
  font-family: var(--font-body); font-weight: 600; font-size: var(--fs-price);
  font-variant-numeric: tabular-nums; color: var(--color-primary-text); white-space: nowrap;
}
.price--lg { font-size: 1.375rem; }

/* ───────── Bottom sheet / modal ───────── */
.sheet {
  padding: 0; margin: 0; border: 0; background: transparent;
  width: 100%; max-width: 100%; max-height: 100%; height: 100%;
  inset: 0; color: var(--color-text);
  overflow: hidden;
}
.sheet::backdrop { background: rgba(23, 18, 15, 0); transition: background-color var(--dur-2) var(--ease-out); }
.sheet.is-open::backdrop { background: rgba(0, 0, 0, .65); }
.sheet__panel {
  position: absolute; inset: auto 0 0;
  max-height: 88vh; overflow-y: auto; overscroll-behavior: contain;
  background: var(--color-background);
  border-radius: 18px 18px 0 0;
  padding-bottom: calc(var(--space-6) + var(--safe-bottom));
  transform: translateY(100%);
  transition: transform 420ms var(--ease-out);
}
.sheet.is-open .sheet__panel { transform: none; }
.sheet__media { aspect-ratio: 16 / 11; }
.sheet__body { padding: var(--space-5) var(--gutter) 0; display: grid; gap: var(--space-3); justify-items: start; }
.sheet__desc { color: var(--color-muted); }
.sheet__close {
  position: absolute; top: var(--space-3); right: var(--space-3); z-index: 2;
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--color-glass);
  transition: transform var(--dur-1) var(--ease-out);
}
.sheet__close:hover { transform: rotate(90deg); }
.sheet__close svg { width: 18px; height: 18px; }

@media (min-width: 768px) {
  .sheet__panel {
    inset: 50% auto auto 50%;
    width: min(560px, calc(100% - 2 * var(--gutter)));
    border-radius: var(--radius-md);
    opacity: 0;
    transform: translate(-50%, -46%) scale(.98);
    transition: transform var(--dur-2) var(--ease-out), opacity var(--dur-2) var(--ease-out);
  }
  .sheet.is-open .sheet__panel { opacity: 1; transform: translate(-50%, -50%); }
}

/* ───── Açık zemin / kor zemin butonları (final sahnesi) ───── */
.btn--light { background: var(--color-text); color: var(--color-background); }
.btn--light:hover { background: #fff; }
.btn--outline-light { color: var(--color-text); box-shadow: inset 0 0 0 1px rgba(242, 235, 225, .4); }
.btn--outline-light:hover { box-shadow: inset 0 0 0 1px var(--color-text); }

/* ───── Mobil aksiyon çubuğu: yüzen, markaya özgü kapsül ───── */
@media (max-width: 1023px) {
  .action-bar {
    inset: auto 12px calc(10px + var(--safe-bottom));
    padding: 0 6px;
    border-radius: 999px;
    background: rgba(22, 17, 14, .88);
    box-shadow: inset 0 0 0 1px var(--color-line), 0 12px 32px rgba(0, 0, 0, .45);
    transition: transform 500ms var(--ease-out), opacity 300ms var(--ease-out);
  }
  .action-bar.is-tucked { transform: translateY(calc(100% + 24px)); opacity: 0; }
  body { padding-bottom: calc(var(--action-bar-h) + 20px + var(--safe-bottom)); }
}

/* Header logosu: motion açıkken hero logosunun "yerine oturmasıyla" görünür */
.motion-ready .site-header .header-logo img { opacity: 0; transform: none; transition: opacity 260ms var(--ease-out); }
.motion-ready .site-header.is-docked .header-logo img,
.motion-ready .site-header.is-open .header-logo img { opacity: 1; }

.btn--dark { background: #17120f; color: #f4eee4; }
.btn--dark:hover { background: var(--color-primary); color: var(--color-on-primary); }
.sheet__note { margin-top: calc(var(--space-3) * -1); font-size: .9375rem; color: var(--color-primary-text); }