/* =========================================================================
   ERENKOY PORSELEN - "ARSIV / 2040" arayuz sistemi
   Gelecekten gelmis bir muze arsivi: derin siyah bosluk, isikla cizilmis ince cizgiler,
   HUD etiketleri, yuzen porselen, cam paneller, kinetik tipografi.
   Katmanlar: reset > tokens > base > layout > components > utilities
   ========================================================================= */
@layer reset, tokens, base, layout, components, utilities;

/* ---------------------------------------------------------------- fonts */
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 200 800; font-display: swap; src: url("../fonts/manrope-latin-wght-normal.woff2") format("woff2-variations"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 200 800; font-display: swap; src: url("../fonts/manrope-latin-ext-wght-normal.woff2") format("woff2-variations"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Manrope Fallback"; src: local("Arial"), local("Helvetica"); size-adjust: 100%; ascent-override: 96%; descent-override: 26%; }

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
  body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ol, ul { margin: 0; }
  ol[role="list"], ul[role="list"] { list-style: none; padding: 0; }
  img, svg, video { display: block; max-width: 100%; }
  img { height: auto; }
  input, button, textarea, select { font: inherit; color: inherit; }
  button { cursor: pointer; background: none; border: 0; padding: 0; }
  a { color: inherit; }
  [hidden] { display: none !important; }
  dialog { padding: 0; border: 0; color: inherit; max-width: none; max-height: none; }
}

@layer tokens {
  :root {
    --void: #E9EBF0;
    --porcelain: #F6F7FA;
    --paper: rgba(255, 255, 255, .62);
    --stone: #ECEEF3;
    --stone-deep: #E1E4EB;
    --ink: #101321;
    --ink-soft: #0B0D16;
    --ink-2: #4B5064;
    --ink-3: #7C8199;
    --on-ink: #F6F7FA;
    --on-ink-2: #B9BED0;
    --rule: rgba(16, 19, 33, .09);
    --rule-strong: rgba(16, 19, 33, .22);
    --rule-ink: rgba(246, 247, 250, .16);
    --glow: #CFE0FF;
    --cobalt: #1F3BFF;
    --cobalt-deep: #1429C4;
    --cobalt-night: #0E1450;
    --cobalt-wash: rgba(31, 59, 255, .08);
    --cobalt-light: #7C90FF;
    --ember: #C97A2A;
    --oxblood: #B8323C;
    --sage: #1E8A5B;
    --amber: var(--ember);
    --danger: #C23B3B;
    --success: #1E8A5B;
    --font-display: "Manrope", "Manrope Fallback", system-ui, sans-serif;
    --font-text: "Manrope", "Manrope Fallback", system-ui, sans-serif;
    --step--2: clamp(.66rem, .64rem + .06vw, .7rem);
    --step--1: clamp(.8rem, .78rem + .08vw, .86rem);
    --step-0: clamp(.98rem, .95rem + .12vw, 1.05rem);
    --step-1: clamp(1.1rem, 1.04rem + .24vw, 1.28rem);
    --step-2: clamp(1.35rem, 1.2rem + .5vw, 1.7rem);
    --step-3: clamp(1.75rem, 1.45rem + 1.1vw, 2.5rem);
    --step-4: clamp(2.2rem, 1.7rem + 1.9vw, 3.6rem);
    --step-5: clamp(2.8rem, 2rem + 3vw, 5rem);
    --step-6: clamp(3.4rem, 2.2rem + 5.4vw, 8rem);
    --space-2xs: .5rem; --space-xs: .75rem; --space-s: 1rem; --space-m: 1.5rem; --space-l: 2.25rem;
    --space-xl: clamp(2.5rem, 2rem + 2vw, 3.75rem);
    --space-2xl: clamp(3.75rem, 2.8rem + 4vw, 6.5rem);
    --space-3xl: clamp(5rem, 3.4rem + 6vw, 9rem);
    --gutter: clamp(1rem, .4rem + 2.6vw, 3.5rem);
    --maxw: 96rem; --measure: 62ch; --header-h: 4.25rem;
    --radius: 18px; --hairline: 1px solid var(--rule);
    --ease-out: cubic-bezier(.16, 1, .3, 1);
    --ease-in-out: cubic-bezier(.65, 0, .35, 1);
    --ease-in: cubic-bezier(.5, 0, .75, 0);
    --dur-xs: 120ms; --dur-s: 240ms; --dur-m: 460ms; --dur-l: 1000ms;
    --shadow-lift: 0 30px 60px -30px rgba(16, 19, 33, .28);
    --shadow-glass: 0 1px 0 rgba(255, 255, 255, .8) inset, 0 20px 50px -30px rgba(16, 19, 33, .25);
    --focus: 0 0 0 2px var(--porcelain), 0 0 0 4px var(--cobalt);
  }
  @media (min-width: 1024px) { :root { --header-h: 4.75rem; } }
  @media (min-width: 2200px) { html { font-size: 118.75%; } }
  @media (min-width: 2900px) { html { font-size: 137.5%; } }
  @media (min-width: 3400px) { html { font-size: 162.5%; } }
}

@layer base {
  html { scroll-padding-top: calc(var(--header-h) + 1rem); background: var(--porcelain); overflow-x: clip; }
  body { background: var(--porcelain); color: var(--ink); font-family: var(--font-text); font-size: var(--step-0); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: clip; background-image: radial-gradient(60rem 40rem at 10% -10%, rgba(31, 59, 255, .08), transparent 60%), radial-gradient(50rem 30rem at 100% 0%, rgba(124, 144, 255, .10), transparent 60%); background-attachment: fixed; }
  h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 300; line-height: 1.02; letter-spacing: -.035em; text-wrap: balance; }
  h3, h4 { font-weight: 500; letter-spacing: -.02em; }
  h1 { font-size: var(--step-5); } h2 { font-size: var(--step-4); } h3 { font-size: var(--step-2); line-height: 1.15; } h4 { font-size: var(--step-1); }
  p { text-wrap: pretty; }
  strong, b { font-weight: 600; }
  a { text-decoration-thickness: 1px; text-underline-offset: .22em; }
  ::selection { background: var(--cobalt); color: var(--ink-soft); }
  :focus-visible { outline: none; box-shadow: var(--focus); }
  hr { border: 0; border-top: var(--hairline); }

}

@layer layout {
  .wrap { width: 100%; max-width: calc(var(--maxw) + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
  .wrap--wide { max-width: none; } .wrap--narrow { max-width: calc(52rem + var(--gutter) * 2); } .wrap--text { max-width: calc(44rem + var(--gutter) * 2); }
  .section { padding-block: var(--space-2xl); } .section--tight { padding-block: var(--space-xl); }
  .tone-ink { background: var(--cobalt-night); color: var(--on-ink); } .tone-stone { background: var(--stone); } .tone-paper { background: rgba(255, 255, 255, .55); } .tone-cobalt { background: var(--cobalt-night); color: var(--on-ink); }
  .tone-ink .muted, .tone-cobalt .muted { color: var(--on-ink-2); }
  .grid-12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(.75rem, 1.6vw, 2rem); }
  .stack > * + * { margin-top: var(--flow, var(--space-s)); }
  .cluster { display: flex; flex-wrap: wrap; gap: var(--gap, var(--space-s)); align-items: center; }
  .main { min-height: 60vh; position: relative; z-index: 1; }
}

@layer components {
  /* ---- HUD cercevesi: kose isaretleri, saat, kaydirma cubugu, imlec */
  .hud { position: fixed; inset: 0; pointer-events: none; z-index: 60; }
  .hud__corner { position: absolute; width: 1.1rem; height: 1.1rem; border: 1px solid var(--rule-strong); }
  .hud__corner--tl { left: .9rem; top: .9rem; border-right: 0; border-bottom: 0; }
  .hud__corner--tr { right: .9rem; top: .9rem; border-left: 0; border-bottom: 0; }
  .hud__corner--bl { left: .9rem; bottom: .9rem; border-right: 0; border-top: 0; }
  .hud__corner--br { right: .9rem; bottom: .9rem; border-left: 0; border-top: 0; }
  .hud__meta { position: absolute; left: 50%; bottom: 1rem; translate: -50% 0; display: flex; gap: 1.6rem; font-size: .6rem; letter-spacing: .24em; text-transform: uppercase; color: var(--ink-3); font-variant-numeric: tabular-nums; }
  .hud__bar { position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--cobalt); transform-origin: left; transform: scaleX(0); }
  .cursor { position: fixed; left: 0; top: 0; z-index: 100; width: 2.2rem; height: 2.2rem; margin: -1.1rem 0 0 -1.1rem; border: 1px solid rgba(16, 19, 33, .55); border-radius: 50%; pointer-events: none; opacity: 0; transition: width var(--dur-s), height var(--dur-s), margin var(--dur-s), opacity var(--dur-s), border-color var(--dur-s); }
  .cursor::after { content: ""; position: absolute; left: 50%; top: 50%; width: 4px; height: 4px; margin: -2px 0 0 -2px; border-radius: 50%; background: var(--cobalt); }
  .cursor.is-on { opacity: 1; }
  .cursor.is-link { width: 3.4rem; height: 3.4rem; margin: -1.7rem 0 0 -1.7rem; border-color: var(--cobalt); }
  @media (pointer: coarse) { .cursor, .hud__meta { display: none; } }
  @media (max-width: 1023px) { .hud__corner { display: none; } }

  .skip-link { position: absolute; left: var(--gutter); top: -100px; z-index: 100; background: var(--ink); color: var(--on-ink); padding: .75rem 1rem; text-decoration: none; }
  .skip-link:focus { top: 8px; }

  /* ---- yazi rolleri */
  .label { font-family: var(--font-text); font-size: var(--step--2); font-weight: 600; letter-spacing: .22em; text-transform: uppercase; line-height: 1.4; }
  .label--muted { color: var(--ink-3); }
  .tag { display: inline-flex; align-items: center; gap: .5rem; font-size: .62rem; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-2); padding: .35rem .6rem; border: 1px solid var(--rule-strong); }
  .tag { border-radius: 999px; background: rgba(255,255,255,.65); }
  .tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--cobalt); }
  .lot { font-family: var(--font-text); font-size: var(--step--2); letter-spacing: .18em; text-transform: uppercase; color: var(--ink-3); font-variant-numeric: tabular-nums; }
  .lede { font-size: var(--step-1); line-height: 1.5; color: var(--ink-2); max-width: 46ch; font-weight: 400; }
  .muted { color: var(--ink-3); }
  .display { font-family: var(--font-display); font-size: var(--step-6); line-height: .94; letter-spacing: -.045em; font-weight: 300; }
  .display em { font-style: normal; font-weight: 500; color: var(--cobalt); }
  .prose { max-width: var(--measure); color: var(--ink-2); }
  .prose > * + * { margin-top: 1.1em; }
  .prose h2 { font-size: var(--step-3); margin-top: 1.9em; color: var(--ink); } .prose h3 { font-size: var(--step-2); margin-top: 1.6em; color: var(--ink); }
  .prose h2 + *, .prose h3 + * { margin-top: .6em; }
  .prose ul, .prose ol { padding-left: 1.2em; } .prose li + li { margin-top: .4em; } .prose li::marker { color: var(--cobalt); }
  .prose a { color: var(--cobalt); }
  .prose blockquote { border-left: 2px solid var(--cobalt); padding-left: 1.2em; font-family: var(--font-display); font-weight: 300; font-size: var(--step-2); line-height: 1.3; color: var(--ink); }

  /* ---- dugmeler: isikli cizgi cerceve, dolgu suzulmesi */
  .btn { --btn-bg: var(--ink); --btn-fg: var(--on-ink); --btn-bd: var(--ink); --btn-hover: var(--cobalt); --btn-hover-fg: #fff; border-radius: 999px;
    position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .7rem; min-height: 3rem; padding: .8rem 1.5rem; overflow: hidden; isolation: isolate;
    background: var(--btn-bg); color: var(--btn-fg); border: 1px solid var(--btn-bd); font-family: var(--font-text); font-size: var(--step--1); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; text-decoration: none; white-space: nowrap;
    transition: color var(--dur-s) var(--ease-out), border-color var(--dur-s), transform var(--dur-xs), box-shadow var(--dur-m); }
  .btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--btn-hover); transform: translateX(-101%); transition: transform var(--dur-m) var(--ease-out); }
  .btn:hover::before { transform: none; } .btn:hover { color: var(--btn-hover-fg); border-color: var(--btn-hover); box-shadow: 0 16px 34px -14px rgba(31, 59, 255, .55); }
  .btn:active { transform: scale(.98); }
  .btn .icon { width: 1.05em; height: 1.05em; }
  .btn--cobalt { --btn-bg: var(--cobalt); --btn-fg: #fff; --btn-bd: var(--cobalt); --btn-hover: var(--cobalt-deep); }
  .btn--ghost { --btn-bg: transparent; --btn-fg: var(--ink); --btn-bd: var(--rule-strong); --btn-hover: var(--ink); }
  .btn--light { --btn-bg: #fff; --btn-fg: var(--ink); --btn-bd: #fff; --btn-hover: var(--ink); --btn-hover-fg: #fff; }
  .btn--line-light { --btn-bg: transparent; --btn-fg: var(--on-ink); --btn-bd: rgba(246,247,250,.5); --btn-hover: var(--on-ink); --btn-hover-fg: var(--ink); }
  .btn--block { width: 100%; }
  .btn[disabled], .btn[aria-disabled="true"] { opacity: .45; pointer-events: none; }
  .btn.is-loading { color: transparent !important; }
  .btn.is-loading::after { content: ""; position: absolute; width: 1.1rem; height: 1.1rem; border-radius: 50%; border: 2px solid var(--btn-fg); border-right-color: transparent; animation: spin .7s linear infinite; }
  @keyframes spin { to { transform: rotate(360deg); } }
  .link-arrow { display: inline-flex; align-items: center; gap: .55rem; padding-block: .35rem; font-size: var(--step--1); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; text-decoration: none; color: var(--ink); background: linear-gradient(var(--cobalt), var(--cobalt)) left bottom / 100% 1px no-repeat; transition: background-size var(--dur-m) var(--ease-out), color var(--dur-s); }
  .link-arrow:hover { background-size: 0% 1px; background-position: right bottom; color: var(--cobalt-light); }
  .link-arrow .icon { width: 1rem; height: 1rem; transition: transform var(--dur-s) var(--ease-out); } .link-arrow:hover .icon { transform: translateX(3px); }
  .icon { width: 1.25rem; height: 1.25rem; flex: none; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
  .icon--fill { fill: currentColor; stroke: none; }
  .icon-btn { position: relative; display: inline-grid; place-items: center; width: 2.75rem; height: 2.75rem; color: inherit; border: 1px solid transparent; border-radius: 50%; transition: border-color var(--dur-s), transform var(--dur-xs), background var(--dur-s); }
  .icon-btn:hover { border-color: var(--rule-strong); background: rgba(255,255,255,.7); } .icon-btn:active { transform: scale(.94); }
  .icon-btn .badge { position: absolute; top: .3rem; right: .2rem; min-width: 1.05rem; height: 1.05rem; padding: 0 .3rem; border-radius: 999px; background: var(--cobalt); color: #fff; font-size: .62rem; font-weight: 700; line-height: 1.05rem; text-align: center; }
  .badge.is-bump { animation: bump 420ms var(--ease-out); } @keyframes bump { 30% { transform: scale(1.35); } }
  .list-count[data-count="0"] { display: none; }

  /* ---- ust gezinme: cam serit */
  .announce { background: var(--cobalt-night); color: var(--on-ink-2); font-size: .62rem; letter-spacing: .22em; text-transform: uppercase; text-align: center; padding: .55rem var(--gutter); }
  .site-header { position: sticky; top: 0; z-index: 40; color: var(--ink); background: rgba(246, 247, 250, .72); backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4); border-bottom: var(--hairline); transition: transform var(--dur-m) var(--ease-out), background var(--dur-m), border-color var(--dur-m); }
  .site-header__inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: var(--space-m); min-height: var(--header-h); }
  .wordmark { justify-self: center; display: inline-flex; flex-direction: column; align-items: center; text-decoration: none; line-height: 1; gap: .35rem; white-space: nowrap; }
  .wordmark__name { font-family: var(--font-display); font-size: clamp(1.05rem, .95rem + .4vw, 1.3rem); font-weight: 700; letter-spacing: -.03em; }
  .wordmark__tag { font-size: .55rem; font-weight: 600; letter-spacing: .36em; text-transform: uppercase; color: var(--ink-3); }
  .primary-nav ul { display: flex; gap: clamp(1rem, 2vw, 2.4rem); list-style: none; padding: 0; }
  .primary-nav a { font-size: .68rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; text-decoration: none; color: var(--ink-2); padding-block: .5rem; position: relative; transition: color var(--dur-s); }
  .primary-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: .1rem; height: 1px; background: var(--cobalt); box-shadow: 0 0 8px var(--cobalt); transform: scaleX(0); transform-origin: right; transition: transform var(--dur-m) var(--ease-out); }
  .primary-nav a:hover, .primary-nav a[aria-current="page"] { color: var(--ink); }
  .primary-nav a:hover::after, .primary-nav a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
  .header-tools { justify-self: end; display: flex; align-items: center; gap: .15rem; }
  .menu-toggle { display: none; }
  .site-header--stage { position: fixed; left: 0; right: 0; background: transparent; border-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .site-header--stage.is-solid { background: rgba(246, 247, 250, .72); border-color: var(--rule); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
  .site-header.is-hidden { transform: translateY(-100%); }
  @media (max-width: 1023px) { .primary-nav { display: none; } .menu-toggle { display: inline-grid; } .site-header__inner { grid-template-columns: auto 1fr auto; } .wordmark { justify-self: start; align-items: flex-start; } }

  /* ---- acilir katmanlar */
  .overlay { position: fixed; margin: 0; background: var(--porcelain); color: var(--ink); overscroll-behavior: contain; }
  .overlay::backdrop { background: rgba(16, 19, 33, .35); backdrop-filter: blur(8px); opacity: 0; transition: opacity var(--dur-m) var(--ease-out); }
  .overlay[open]::backdrop { opacity: 1; } .overlay[data-closing]::backdrop { opacity: 0; }
  .sheet { inset: 0; width: 100%; height: 100%; display: none; flex-direction: column; overflow-y: auto; background: var(--porcelain); }
  .sheet[open] { display: flex; animation: sheet-in var(--dur-m) var(--ease-out); } .sheet[data-closing] { animation: sheet-out var(--dur-s) var(--ease-in) forwards; }
  @keyframes sheet-in { from { clip-path: inset(0 0 100% 0); } to { clip-path: inset(0 0 0 0); } } @keyframes sheet-out { to { clip-path: inset(0 0 100% 0); } }
  .sheet__head { display: flex; justify-content: space-between; align-items: center; min-height: var(--header-h); border-bottom: var(--hairline); }
  .sheet__nav { padding-block: var(--space-l); } .sheet__nav ul { list-style: none; padding: 0; } .sheet__nav li { border-bottom: var(--hairline); overflow: hidden; }
  .sheet__nav a { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1rem 0; text-decoration: none; font-family: var(--font-display); font-weight: 300; letter-spacing: -.03em; font-size: var(--step-3); line-height: 1.1; }
  .sheet__nav a small { font-family: var(--font-text); font-size: .6rem; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-3); }
  .sheet[open] .sheet__nav li { animation: rise var(--dur-l) var(--ease-out) both; animation-delay: calc(var(--i, 0) * 45ms + 120ms); }
  @keyframes rise { from { transform: translateY(60%); opacity: 0; } }
  .sheet__foot { margin-top: auto; padding-block: var(--space-l); border-top: var(--hairline); display: grid; gap: .75rem; color: var(--ink-3); font-size: var(--step--1); }
  .drawer { inset: 0 0 0 auto; width: min(30rem, 100%); height: 100%; display: none; flex-direction: column; border-left: var(--hairline); }
  .drawer--left { inset: 0 auto 0 0; border-left: 0; border-right: var(--hairline); }
  .drawer[open] { display: flex; animation: drawer-in var(--dur-m) var(--ease-out); } .drawer[data-closing] { animation: drawer-out var(--dur-s) var(--ease-in) forwards; }
  .drawer--left[open] { animation-name: drawer-in-left; } .drawer--left[data-closing] { animation-name: drawer-out-left; }
  @keyframes drawer-in { from { transform: translateX(100%); } } @keyframes drawer-out { to { transform: translateX(100%); } }
  @keyframes drawer-in-left { from { transform: translateX(-100%); } } @keyframes drawer-out-left { to { transform: translateX(-100%); } }
  .drawer__head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem var(--space-m); border-bottom: var(--hairline); } .drawer__head h2 { font-size: var(--step-2); }
  .drawer__body { flex: 1; overflow-y: auto; padding: var(--space-m); }
  .drawer__foot { border-top: var(--hairline); padding: var(--space-m); display: grid; gap: .6rem; background: #fff; }
  .litem { display: grid; grid-template-columns: 4.5rem 1fr auto; gap: .9rem; align-items: center; padding-block: .9rem; border-bottom: var(--hairline); }
  .litem img { width: 4.5rem; aspect-ratio: 4 / 5; object-fit: cover; background: var(--stone); }
  .litem__name { font-family: var(--font-display); font-weight: 500; font-size: var(--step-0); line-height: 1.2; text-decoration: none; }
  .litem__meta { font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
  .litem.is-leaving { animation: leave var(--dur-m) var(--ease-in-out) forwards; } @keyframes leave { to { opacity: 0; transform: translateX(12%); } }
  .search-panel { inset: 0 0 auto 0; width: 100%; border-bottom: var(--hairline); display: none; }
  .search-panel[open] { display: block; animation: drop var(--dur-m) var(--ease-out); } .search-panel[data-closing] { animation: lift var(--dur-s) var(--ease-in) forwards; }
  @keyframes drop { from { transform: translateY(-100%); } } @keyframes lift { to { transform: translateY(-100%); } }
  .search-panel form { display: grid; grid-template-columns: 1fr auto auto; gap: .5rem; align-items: center; min-height: calc(var(--header-h) + 2.5rem); }
  .search-panel input { width: 100%; border: 0; border-bottom: 1px solid var(--rule-strong); background: transparent; font-family: var(--font-display); font-weight: 300; letter-spacing: -.03em; font-size: var(--step-3); padding: .4rem 0; min-height: 3.5rem; color: var(--ink); }
  .search-panel input:focus-visible { box-shadow: none; border-bottom-color: var(--cobalt); }
  .search-panel__hint { padding-bottom: var(--space-m); color: var(--ink-3); font-size: var(--step--1); display: flex; flex-wrap: wrap; gap: .5rem 1rem; }

  .breadcrumbs { font-size: .62rem; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-3); }
  .breadcrumbs ol { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; }
  .breadcrumbs li + li::before { content: "/"; margin-right: .5rem; opacity: .5; }
  .breadcrumbs a { text-decoration: none; } .breadcrumbs a:hover { color: var(--ink); }

  .status { display: inline-flex; align-items: center; gap: .5rem; font-size: .62rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; }
  .status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--sage); }
  .status--reserved::before { background: var(--ember); }
  .status--sold { color: var(--oxblood); } .status--sold::before { background: var(--oxblood); }

  /* ---- katalog karti: cam cerceve, isik kenar, hover'da yukselme */
  .card { position: relative; display: grid; gap: .8rem; min-width: 0; }
  .card__media { position: relative; display: block; aspect-ratio: 4 / 5; overflow: hidden; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-glass); transition: transform var(--dur-l) var(--ease-out), box-shadow var(--dur-l); }
  .card__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(16, 19, 33, .18), transparent 40%); opacity: 0; transition: opacity var(--dur-m); }
  .card:hover .card__media::after { opacity: 1; }
  .card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out), filter var(--dur-m); filter: saturate(.92); }
  .card:hover .card__media { transform: translateY(-8px); box-shadow: 0 40px 70px -34px rgba(31, 59, 255, .45), 0 1px 0 rgba(255,255,255,.8) inset; }
  .card:hover .card__media img { transform: scale(1.06); filter: saturate(1); }
  .card__second { position: absolute; inset: 0; opacity: 0; transition: opacity var(--dur-m) var(--ease-out); } .card__second img { width: 100%; height: 100%; object-fit: cover; }
  @media (hover: hover) { .card:hover .card__second { opacity: 1; } }
  .card__flag { position: absolute; left: .7rem; top: .7rem; z-index: 2; background: rgba(255,255,255,.85); padding: .4rem .65rem; border-radius: 999px; }
  .card--sold .card__media img { filter: grayscale(.7) contrast(.9); }
  .card__body { display: grid; gap: .25rem; }
  .card__row { display: flex; justify-content: space-between; gap: .75rem; align-items: baseline; }
  .card__title { font-family: var(--font-display); font-size: var(--step-1); line-height: 1.2; font-weight: 500; letter-spacing: -.02em; }
  .card__title a { text-decoration: none; } .card__title a::after { content: ""; position: absolute; inset: 0; z-index: 1; }
  .card__title a:focus-visible { box-shadow: none; } .card:has(.card__title a:focus-visible) .card__media { box-shadow: var(--focus); }
  .card__sub { font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
  .card__price { font-size: var(--step--1); font-weight: 600; white-space: nowrap; }
  .card__ask { font-size: .62rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--cobalt); white-space: nowrap; }
  .catalog-grid, .card-grid { display: grid; gap: var(--space-xl) clamp(.75rem, 1.4vw, 1.75rem); grid-template-columns: repeat(2, minmax(0, 1fr)); }
  @media (min-width: 900px) { .catalog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } .card-grid, .card-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
  @media (min-width: 1600px) { .catalog-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
  @media (max-width: 479px) { .catalog-grid, .card-grid { gap: var(--space-l) .75rem; } .card__title { font-size: 1.1rem; } .card__row { flex-direction: column; gap: .1rem; } }

  /* ---- kunye tablosu (HUD) */
  .facts { display: grid; grid-template-columns: minmax(7rem, auto) 1fr; border-top: var(--hairline); }
  .facts dt, .facts dd { padding: .7rem 0; border-bottom: var(--hairline); font-size: var(--step--1); }
  .facts dt { color: var(--ink-3); padding-right: 1rem; font-size: .62rem; letter-spacing: .18em; text-transform: uppercase; align-self: center; }
  .facts dd { white-space: pre-line; color: var(--ink); }
  .page-intro { padding-block: calc(var(--space-xl) * .9) var(--space-l); }
  .page-intro h1 { margin-top: var(--space-s); max-width: 20ch; } .page-intro .lede { margin-top: var(--space-s); }

  /* ---- formlar: cam alanlar */
  .field { display: grid; gap: .5rem; border: 0; padding: 0; margin: 0; min-width: 0; }
  .field label, .field legend { font-size: .64rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-2); padding: 0; }
  .hint { font-size: var(--step--2); color: var(--ink-3); font-weight: 400; letter-spacing: 0; text-transform: none; }
  .input, .field input:not([type="checkbox"]):not([type="radio"]), .field select, .field textarea { width: 100%; min-height: 3.1rem; padding: .8rem 1rem; background: rgba(255,255,255,.75); border: 1px solid var(--rule-strong); border-radius: 12px; font-size: max(16px, 1rem); line-height: 1.4; color: var(--ink); transition: border-color var(--dur-s), box-shadow var(--dur-s), background var(--dur-s); }
  .field textarea { min-height: 7.5rem; resize: vertical; }
  .field input:hover, .field select:hover, .field textarea:hover { border-color: var(--ink-2); }
  .field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible, .input:focus-visible { border-color: var(--cobalt); box-shadow: 0 0 0 4px var(--cobalt-wash); background: #fff; }
  .field [aria-invalid="true"] { border-color: var(--danger); background: rgba(255, 156, 147, .06); }
  .field .error { color: var(--danger); font-size: var(--step--1); } .field .error:empty { display: none; }
  .choice { display: flex; gap: .6rem; align-items: center; font-size: var(--step--1); cursor: pointer; min-height: 2.75rem; }
  .choice input { width: 1.1rem; height: 1.1rem; accent-color: var(--cobalt); flex: none; }
  .form-grid { display: grid; gap: var(--space-m); } @media (min-width: 640px) { .form-grid--2 { grid-template-columns: 1fr 1fr; } .form-grid .span-2 { grid-column: 1 / -1; } }
  .hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
  .form-note { font-size: var(--step--2); color: var(--ink-3); max-width: 70ch; }
  .talep-form { display: grid; gap: var(--space-m); }
  .notice { border: 1px solid var(--rule-strong); background: rgba(255,255,255,.7); border-radius: var(--radius); padding: var(--space-m); display: grid; gap: .45rem; animation: rise var(--dur-m) var(--ease-out); }
  .notice--error { border-color: var(--danger); background: rgba(194, 59, 59, .07); } .notice--success { border-color: var(--success); background: rgba(30, 138, 91, .08); }
  .notice__title { font-weight: 600; }
  .toast-region { position: fixed; left: 50%; bottom: max(2.4rem, env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 90; display: grid; gap: .5rem; width: min(28rem, calc(100% - 2rem)); pointer-events: none; }
  .toast { pointer-events: auto; background: var(--ink); color: var(--on-ink); padding: .9rem 1.1rem; border-radius: 999px; display: flex; gap: .9rem; align-items: center; justify-content: space-between; font-size: var(--step--1); box-shadow: var(--shadow-lift); animation: toast-in var(--dur-m) var(--ease-out); }
  .toast.is-out { animation: toast-out var(--dur-s) var(--ease-in) forwards; }
  .toast a, .toast button { color: var(--cobalt-light); font-weight: 600; white-space: nowrap; text-decoration: underline; }
  .toast--error { background: var(--danger); }
  @keyframes toast-in { from { opacity: 0; transform: translateY(12px); } } @keyframes toast-out { to { opacity: 0; transform: translateY(8px); } }
  .empty { border: 1px solid var(--rule); border-radius: var(--radius); padding: var(--space-xl); display: grid; gap: .9rem; justify-items: start; background: rgba(255,255,255,.6); }
  .empty h2 { font-size: var(--step-3); } .empty p { color: var(--ink-2); max-width: 48ch; }
  .img-missing { display: block; width: 100%; height: 100%; min-height: 7rem; background: repeating-linear-gradient(135deg, var(--stone), var(--stone) 8px, var(--stone-deep) 8px, var(--stone-deep) 9px); }
  .accordion { border-top: var(--hairline); } .accordion details { border-bottom: var(--hairline); }
  .accordion summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.1rem 0; font-family: var(--font-display); font-weight: 500; letter-spacing: -.02em; font-size: var(--step-1); line-height: 1.2; }
  .accordion summary::-webkit-details-marker { display: none; }
  .accordion summary::after { content: ""; flex: none; width: .7rem; height: .7rem; border-right: 1px solid var(--cobalt); border-bottom: 1px solid var(--cobalt); transform: rotate(45deg) translateY(-25%); transition: transform var(--dur-m) var(--ease-out); }
  .accordion details[open] summary::after { transform: rotate(-135deg) translateY(-25%); }
  .accordion__body { padding: 0 0 1.4rem; color: var(--ink-2); max-width: 68ch; } .accordion__body > * + * { margin-top: .8em; }
  .accordion details[open] .accordion__body { animation: rise var(--dur-m) var(--ease-out); }
  .notfound__inner { display: grid; gap: var(--space-m); justify-items: start; } .notfound__inner h1 { max-width: 16ch; }
  .notfound__search { display: grid; grid-template-columns: 1fr auto; gap: .5rem; width: min(100%, 32rem); }

  /* ---- kinetik serit */
  .marquee { overflow: hidden; border-block: var(--hairline); padding-block: .9rem; white-space: nowrap; }
  .marquee__track { display: inline-flex; gap: 3rem; animation: marquee 110s linear infinite; }
  .marquee__track span { font-family: var(--font-display); font-size: var(--step-2); font-weight: 300; letter-spacing: -.02em; color: var(--ink-2); display: inline-flex; align-items: center; gap: 3rem; }
  .marquee__track span::after { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--cobalt); }
  @keyframes marquee { to { transform: translateX(-50%); } }
  .marquee:hover .marquee__track { animation-play-state: paused; }

  /* ---- kapanis */
  .closing { background: var(--cobalt-night); color: var(--on-ink); overflow: clip; position: relative; border-radius: 32px 32px 0 0; }
  .closing::before { content: ""; position: absolute; left: 50%; top: -20rem; width: 60rem; height: 40rem; translate: -50% 0; background: radial-gradient(closest-side, rgba(124, 144, 255, .35), transparent); pointer-events: none; }
  .closing a:not(.btn) { color: var(--on-ink); text-decoration: none; } .closing a:not(.btn):hover { color: var(--cobalt-light); }
  .closing .btn { color: var(--btn-fg); } .closing .btn:hover { color: var(--btn-hover-fg); }
  .closing__top { display: grid; gap: var(--space-l); padding-block: var(--space-xl) var(--space-l); z-index: 1; border-bottom: 1px solid var(--rule-ink); position: relative; }
  .closing__line { font-family: var(--font-display); font-size: var(--step-4); font-weight: 300; letter-spacing: -.03em; line-height: 1.02; max-width: 22ch; } .closing__line em { font-style: normal; color: var(--cobalt-light); }
  .closing__cols { display: grid; gap: var(--space-m); padding-block: var(--space-l); z-index: 1; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); position: relative; }
  .closing h2 { font-family: var(--font-text); font-size: .62rem; font-weight: 600; letter-spacing: .24em; text-transform: uppercase; color: var(--on-ink-2); margin-bottom: .9rem; }
  .closing ul { list-style: none; padding: 0; display: grid; gap: .4rem; font-size: var(--step--1); }
  .closing address { font-style: normal; font-size: var(--step--1); line-height: 1.7; }
  .closing__mark { font-family: var(--font-display); font-weight: 200; line-height: .8; letter-spacing: -.05em; white-space: nowrap; font-size: clamp(3rem, 9.6vw, 15rem); padding-top: var(--space-s); margin-inline: -.04em; color: rgba(246, 247, 250, .10); user-select: none; }
  .closing__mark span { display: inline-block; }
  .closing__base { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; justify-content: space-between; padding-block: var(--space-m) var(--space-l); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--on-ink-2); border-top: 1px solid var(--rule-ink); }
  @media (min-width: 1024px) { .closing__top { grid-template-columns: 1.4fr 1fr; align-items: end; } }

  /* ---- gorunurluk hareketi */
  .js [data-reveal] { opacity: 0; transform: translateY(1.5rem); transition: opacity var(--dur-l) var(--ease-out), transform var(--dur-l) var(--ease-out); transition-delay: calc(var(--d, 0) * 80ms); }
  .js [data-reveal].is-in { opacity: 1; transform: none; }
  .js [data-reveal="mask"] { opacity: 1; transform: none; clip-path: inset(0 0 100% 0); transition: clip-path 1.1s var(--ease-out); transition-delay: calc(var(--d, 0) * 90ms); }
  .js [data-reveal="mask"].is-in { clip-path: inset(0 0 0 0); }
  .js [data-reveal="line"] { opacity: 1; transform: scaleX(0); transform-origin: left; transition: transform 1.2s var(--ease-out); }
  .js [data-reveal="line"].is-in { transform: scaleX(1); }
}

@layer utilities {
  .visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
  .mt-s { margin-top: var(--space-s); } .mt-m { margin-top: var(--space-m); } .mt-l { margin-top: var(--space-l); } .mt-xl { margin-top: var(--space-xl); }
  .nowrap { white-space: nowrap; }
}

@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: 360ms; animation-timing-function: var(--ease-out); }
::view-transition-group(*) { animation-duration: 560ms; animation-timing-function: cubic-bezier(.16, 1, .3, 1); }
@media (prefers-reduced-motion: reduce) {
  @view-transition { navigation: none; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; scroll-behavior: auto !important; }
  .js [data-reveal], .js [data-reveal="mask"], .js [data-reveal="line"] { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .js body, .js body * { cursor: auto; }
}

/* ---- Mobil uygulama katmani: alt sekme cubugu, guvenli alan, dokunma hedefleri */
@layer components {
  .tabbar { position: fixed; left: .75rem; right: .75rem; bottom: max(.75rem, env(safe-area-inset-bottom)); z-index: 45; display: none; grid-template-columns: repeat(5, 1fr); padding: .4rem; border-radius: 22px; background: rgba(255, 255, 255, .8); backdrop-filter: blur(20px) saturate(1.4); -webkit-backdrop-filter: blur(20px) saturate(1.4); box-shadow: 0 20px 40px -20px rgba(16, 19, 33, .35), 0 1px 0 rgba(255,255,255,.9) inset; border: 1px solid rgba(255,255,255,.7); }
  .tabbar a, .tabbar button { display: grid; justify-items: center; gap: .25rem; padding: .55rem .2rem; border-radius: 16px; font-size: .58rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); text-decoration: none; min-height: 3.4rem; position: relative; transition: color var(--dur-s), background var(--dur-s); }
  .tabbar .icon { width: 1.35rem; height: 1.35rem; }
  .tabbar [aria-current="page"], .tabbar a:active, .tabbar button:active { color: var(--cobalt); background: var(--cobalt-wash); }
  .tabbar .badge { position: absolute; top: .35rem; right: 22%; min-width: 1rem; height: 1rem; padding: 0 .25rem; border-radius: 999px; background: var(--cobalt); color: #fff; font-size: .58rem; line-height: 1rem; text-align: center; }
  @media (max-width: 1023px) {
    .tabbar { display: grid; }
    .main { padding-bottom: 5.5rem; }
    .hud__meta, .hud__corner { display: none; }
    .header-tools .icon-btn:not(.menu-toggle) { display: none; }
    .pdp__bar { bottom: 5.2rem; left: .75rem; right: .75rem; border-radius: 18px; border: 1px solid rgba(255,255,255,.7); }
    .toast-region { bottom: 6.2rem; }
  }
}