/* ==========================================================================
   Büyük Oba Gıda — main.css
   Katman sırası bilinçlidir: sonraki katman öncekini her zaman ezer,
   böylece seçici özgüllüğü (specificity) yarışına girmeye gerek kalmaz.
   ========================================================================== */

@layer tokens, reset, base, layout, motion, components, sections, utilities;

/* ==========================================================================
   1. TOKENS
   ========================================================================== */
@layer tokens {
  :root {
    /* — Renk ————————————————————————————————— */
    --paper:        #ffffff;
    --paper-warm:   #faf6ef;
    --paper-deep:   #f2ece0;
    --ink:          #14110b;
    --ink-soft:     #4a443a;
    --ink-mute:     #8d857a;
    --line:         #e7e0d3;
    --line-soft:    #f0ebe1;

    --gold:         #b0821f;
    --gold-bright:  #e0b45c;
    --gold-wash:    #f6ecd6;
    --olive:        #4c5a38;

    --on-dark:      #fffdf8;

    /* — Tipografi ————————————————————————————— */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-serif: 'Instrument Serif', 'Iowan Old Style', Georgia, 'Times New Roman', serif;

    --fs-display: clamp(2.7rem, 6.4vw, 6rem);
    --fs-h1:      clamp(2.5rem, 6.2vw, 5.2rem);
    --fs-h2:      clamp(2rem, 4.4vw, 3.6rem);
    --fs-h3:      clamp(1.25rem, 1.9vw, 1.6rem);
    --fs-lead:    clamp(1.05rem, 1.5vw, 1.32rem);
    --fs-body:    1rem;
    --fs-sm:      .875rem;
    --fs-xs:      .75rem;

    /* — Ölçü ——————————————————————————————— */
    --shell:      1280px;
    --shell-pad:  clamp(1.25rem, 4.5vw, 4rem);
    --gap:        clamp(1.25rem, 2.2vw, 2rem);
    --section-y:  clamp(5rem, 11vw, 10.5rem);

    --r-sm: 8px;
    --r-md: 16px;
    --r-lg: 26px;
    --r-pill: 999px;

    /* — Hareket ——————————————————————————————— */
    --ease:      cubic-bezier(.22, .61, .36, 1);
    --ease-out:  cubic-bezier(.16, 1, .3, 1);
    --dur:       .55s;

    /* — Hero scroll ilerlemesi (JS yazar) ————————————— */
    --p:      0;   /* toplam ilerleme 0 → 1            */
    --p-in:   0;   /* açılma evresi   0 → 1            */
    --p-out:  0;   /* kapanış evresi  0 → 1            */

    --header-h: 76px;
    color-scheme: light;
  }

  @media (max-width: 800px) {
    :root { --header-h: 64px; }
  }
}

/* ==========================================================================
   2. RESET
   ========================================================================== */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }

  html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 1rem);
  }

  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font: 400 var(--fs-body)/1.65 var(--font-sans);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: clip;
  }

  h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
  ul, ol { margin: 0; padding: 0; list-style: none; }

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

  a { color: inherit; text-decoration: none; }

  button, input, select, textarea {
    font: inherit;
    color: inherit;
    margin: 0;
  }
  button { background: none; border: 0; cursor: pointer; }

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

  ::selection { background: var(--gold-bright); color: var(--ink); }
}

/* ==========================================================================
   3. BASE
   ========================================================================== */
@layer base {
  .serif {
    font-family: var(--font-serif);
    font-weight: 400;
    letter-spacing: -.015em;
    line-height: .98;
  }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .6em;
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--ink-mute);
  }
  .eyebrow::before {
    content: '';
    width: 1.75rem;
    height: 1px;
    background: currentColor;
    opacity: .5;
  }

  .lead {
    font-size: var(--fs-lead);
    line-height: 1.55;
    color: var(--ink-soft);
    text-wrap: pretty;
  }

  .skip-link {
    position: fixed;
    inset-block-start: .5rem;
    inset-inline-start: .5rem;
    z-index: 200;
    padding: .7rem 1.1rem;
    background: var(--ink);
    color: var(--on-dark);
    border-radius: var(--r-sm);
    transform: translateY(-160%);
    transition: transform .25s var(--ease);
  }
  .skip-link:focus { transform: none; }

  .sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
}

/* ==========================================================================
   4. LAYOUT
   ========================================================================== */
@layer layout {
  .shell {
    width: 100%;
    max-width: var(--shell);
    margin-inline: auto;
    padding-inline: var(--shell-pad);
  }

  .section { padding-block: var(--section-y); }
  .section--tight { padding-block: clamp(3.5rem, 7vw, 6rem); }
  .section--warm { background: var(--paper-warm); }
  .section--ink  { background: var(--ink); color: var(--on-dark); }

  .section-head {
    display: grid;
    gap: clamp(1.25rem, 2.5vw, 2rem);
    max-width: 62ch;
    margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
  }
  .section-head__title { font-size: var(--fs-h2); }

  .split {
    display: grid;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: start;
  }
  @media (min-width: 900px) {
    .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
    .split--40 { grid-template-columns: minmax(0, 4fr) minmax(0, 6fr); }
  }

  .rule {
    height: 1px;
    background: var(--line);
    border: 0;
    margin: 0;
  }
}

/* ==========================================================================
   5. MOTION  —  ortak animasyon altyapısı
   ========================================================================== */
@layer motion {
  /* Görünüm alanına girince açılan bloklar */
  [data-reveal] {
    opacity: 0;
    transform: translate3d(0, 26px, 0);
    transition:
      opacity .9s var(--ease-out) var(--reveal-delay, 0s),
      transform .9s var(--ease-out) var(--reveal-delay, 0s);
    will-change: opacity, transform;
  }
  [data-reveal].is-in {
    opacity: 1;
    transform: none;
    will-change: auto;
  }

  /* Kelime kelime yükselen başlık */
  .words { display: block; }
  .words .word {
    display: inline-block;
    clip-path: inset(-20% -10% -20% -10%);
  }
  .words .word > i {
    display: inline-block;
    font-style: inherit;
    transform: translateY(105%);
    transition: transform 1s var(--ease-out);
    transition-delay: calc(var(--i, 0) * 70ms + var(--reveal-delay, 0s));
  }
  .words.is-in .word > i { transform: none; }

  /* Alttan yukarı çizilen ince çizgi */
  .line-grow {
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 1.1s var(--ease-out);
  }
  .line-grow.is-in { transform: scaleX(1); }

  @keyframes drift {
    0%, 100% { transform: translate3d(0, 0, 0) rotate(0deg); }
    50%      { transform: translate3d(0, -14px, 0) rotate(1.5deg); }
  }
  @keyframes spin-slow {
    to { transform: rotate(360deg); }
  }
  @keyframes marquee {
    to { transform: translate3d(-50%, 0, 0); }
  }
  @keyframes cue {
    0%   { transform: translateY(-90%); opacity: 0; }
    35%  { opacity: 1; }
    100% { transform: translateY(90%); opacity: 0; }
  }
  @keyframes fade-up {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: none; }
  }
  @keyframes fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
  }
  @keyframes sweep {
    0%, 100% { transform: scaleX(.18); transform-origin: left;  opacity: 0; }
    18%      { opacity: 1; }
    50%      { transform: scaleX(1);   transform-origin: left;  opacity: .9; }
    82%      { opacity: 1; }
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
      animation-duration: .01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: .01ms !important;
    }
    [data-reveal] { opacity: 1; transform: none; }
    .words .word > i { transform: none; }
  }
}

/* ==========================================================================
   6. COMPONENTS
   ========================================================================== */
@layer components {

  /* --- Buton ------------------------------------------------------------ */
  .btn {
    --btn-bg: transparent;
    --btn-fg: var(--ink);
    --btn-bd: var(--line);
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .6em;
    padding: .95em 1.7em;
    border: 1px solid var(--btn-bd);
    border-radius: var(--r-pill);
    background: var(--btn-bg);
    color: var(--btn-fg);
    font-size: var(--fs-sm);
    font-weight: 500;
    letter-spacing: .01em;
    overflow: hidden;
    isolation: isolate;
    transition: color .4s var(--ease), border-color .4s var(--ease);
  }
  .btn::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: var(--ink);
    transform: translateY(101%);
    transition: transform .5s var(--ease-out);
  }
  .btn:hover { color: var(--on-dark); border-color: var(--ink); }
  .btn:hover::after { transform: none; }

  .btn--solid {
    --btn-bg: var(--ink);
    --btn-fg: var(--on-dark);
    --btn-bd: var(--ink);
  }
  .btn--solid::after { background: var(--gold); }
  .btn--solid:hover  { color: var(--ink); border-color: var(--gold); }

  .btn--ghost-light {
    --btn-fg: var(--on-dark);
    --btn-bd: rgb(255 255 255 / .35);
  }
  .btn--ghost-light::after { background: var(--on-dark); }
  .btn--ghost-light:hover  { color: var(--ink); border-color: var(--on-dark); }

  .btn--sm { padding: .72em 1.25em; }
  .btn--lg { padding: 1.1em 2.2em; font-size: var(--fs-body); }

  /* --- Ok bağlantısı ---------------------------------------------------- */
  .link-arrow {
    display: inline-flex;
    align-items: center;
    gap: .5em;
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--ink);
    padding-block: .35em;
    border-bottom: 1px solid var(--line);
    transition: border-color .35s var(--ease), gap .35s var(--ease);
  }
  .link-arrow::after {
    content: '→';
    transition: transform .35s var(--ease);
  }
  .link-arrow:hover { border-color: var(--ink); gap: .8em; }
  .link-arrow:hover::after { transform: translateX(2px); }

  /* --- Başlık ----------------------------------------------------------- */
  .site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 100;
    height: var(--header-h);
    color: var(--ink);
    transition: background .45s var(--ease), color .45s var(--ease),
                box-shadow .45s var(--ease), transform .45s var(--ease);
  }
  .site-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgb(255 255 255 / .82);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    border-bottom: 1px solid var(--line-soft);
    opacity: 0;
    transition: opacity .45s var(--ease);
  }
  .site-header.is-solid::before { opacity: 1; }
  .site-header.is-hidden { transform: translateY(-100%); }

  /* Mobil menü açıkken arkada beyaz panel var: başlık her zaman koyu. */
  .site-header.is-menu-open { color: var(--ink); }
  .site-header.is-menu-open::before { opacity: 1; }
  .site-header.is-menu-open.is-hidden { transform: none; }

  /* Ana sayfada: video kart hâlindeyken menü beyaz çerçevenin üstündedir ve
     koyu okunur; video tam ekrana açıldıkça açık renge geçer. */
  .site-header--over { color: var(--on-dark); }
  @supports (color: color-mix(in oklab, red, blue)) {
    .site-header--over {
      color: color-mix(in oklab,
             var(--ink) calc((1 - var(--p-in)) * 100%), var(--on-dark));
    }
  }
  .site-header--over.is-solid { color: var(--ink); }

  /* Dar ekranda kart zaten neredeyse tam ekran: menü her zaman açık renk. */
  @media (max-width: 900px) {
    .site-header--over,
    .no-js .site-header--over { color: var(--on-dark); }
    .site-header--over.is-solid { color: var(--ink); }
  }

  .site-header__inner {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    line-height: 1;
  }
  .brand__mark {
    width: 30px; height: 30px;
    flex: none;
    transition: transform .8s var(--ease-out);
  }
  .brand:hover .brand__mark { transform: rotate(120deg); }
  .brand__text { display: grid; gap: .12rem; }
  .brand__name {
    font-family: var(--font-serif);
    font-size: 1.28rem;
    letter-spacing: -.01em;
  }
  .brand__sub {
    font-size: .58rem;
    letter-spacing: .34em;
    text-transform: uppercase;
    opacity: .65;
  }

  .nav__list { display: flex; gap: clamp(.5rem, 2vw, 1.75rem); }
  .nav__link {
    position: relative;
    display: block;
    padding: .5rem .35rem;
    font-size: var(--fs-sm);
    font-weight: 500;
    opacity: .78;
    transition: opacity .3s var(--ease);
  }
  .nav__link::after {
    content: '';
    position: absolute;
    left: .35rem; right: .35rem; bottom: .25rem;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform .45s var(--ease-out);
  }
  .nav__link:hover { opacity: 1; }
  .nav__link:hover::after { transform: scaleX(1); transform-origin: left; }
  .nav__link.is-active { opacity: 1; }
  .nav__link.is-active::after { transform: scaleX(1); }

  @media (max-width: 900px) { .nav { display: none; } }

  .site-header__actions { display: flex; align-items: center; gap: .75rem; }
  @media (max-width: 560px) { .site-header__actions .btn { display: none; } }

  .burger {
    display: none;
    width: 44px; height: 44px;
    place-items: center;
    margin-right: -.5rem;
  }
  @media (max-width: 900px) { .burger { display: grid; } }

  .burger__box {
    display: grid;
    gap: 6px;
    width: 22px;
  }
  .burger__box i {
    display: block;
    height: 1.5px;
    background: currentColor;
    border-radius: 2px;
    transition: transform .45s var(--ease-out), width .35s var(--ease);
  }
  .burger__box i:last-child { width: 65%; justify-self: end; }
  [aria-expanded='true'] .burger__box i:first-child { transform: translateY(3.75px) rotate(45deg); }
  [aria-expanded='true'] .burger__box i:last-child  { width: 100%; transform: translateY(-3.75px) rotate(-45deg); }

  /* --- Mobil menü ------------------------------------------------------- */
  .mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 95;
    display: grid;
    align-content: center;
    gap: 2rem;
    padding: var(--header-h) var(--shell-pad) 2rem;
    background: var(--paper);
    clip-path: inset(0 0 100% 0);
    transition: clip-path .7s var(--ease-out);
  }
  .mobile-menu[hidden] { display: none; }
  .mobile-menu.is-open { clip-path: inset(0 0 0 0); }

  .mobile-menu__nav li {
    overflow: hidden;
    border-bottom: 1px solid var(--line-soft);
  }
  .mobile-menu__nav a {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    padding: .7rem 0;
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 11vw, 3.4rem);
    line-height: 1.15;
    transform: translateY(110%);
    transition: transform .8s var(--ease-out);
    transition-delay: calc(var(--i) * 60ms + 80ms);
  }
  .mobile-menu.is-open .mobile-menu__nav a { transform: none; }
  .mobile-menu__no {
    font-family: var(--font-sans);
    font-size: var(--fs-xs);
    letter-spacing: .1em;
    color: var(--gold);
  }
  .mobile-menu__foot {
    display: grid;
    gap: .35rem;
    font-size: var(--fs-sm);
    color: var(--ink-soft);
    opacity: 0;
    transition: opacity .6s var(--ease) calc(var(--i) * 60ms + 200ms);
  }
  .mobile-menu.is-open .mobile-menu__foot { opacity: 1; }

  body.is-locked { overflow: hidden; }

  /* --- Kart ------------------------------------------------------------- */
  .card {
    position: relative;
    display: grid;
    gap: .85rem;
    padding: clamp(1.5rem, 2.6vw, 2.25rem);
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    transition: border-color .45s var(--ease), transform .55s var(--ease-out);
  }
  .card::before {
    content: '';
    position: absolute;
    inset: auto 0 0 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold), var(--gold-bright));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .6s var(--ease-out);
  }
  .card:hover { border-color: var(--ink); transform: translateY(-4px); }
  .card:hover::before { transform: scaleX(1); }

  .card__title { font-size: var(--fs-h3); font-weight: 500; letter-spacing: -.01em; line-height: 1.25; }
  .card__text { color: var(--ink-soft); font-size: .95rem; }
  .card__meta {
    display: grid;
    gap: .3rem;
    margin-top: .35rem;
    padding-top: .9rem;
    border-top: 1px solid var(--line-soft);
    font-size: var(--fs-xs);
    letter-spacing: .04em;
    color: var(--ink-mute);
  }

  /* --- Ürün kartı ------------------------------------------------------- */
  .product {
    --tone: var(--paper-warm);
    position: relative;
    display: grid;
    grid-template-rows: auto 1fr;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    transition: transform .6s var(--ease-out), border-color .45s var(--ease),
                box-shadow .6s var(--ease-out);
  }
  .product:hover {
    transform: translateY(-6px);
    border-color: transparent;
    box-shadow: 0 24px 50px -28px rgb(20 17 11 / .35);
  }

  .product__swatch {
    position: relative;
    aspect-ratio: 16 / 10;
    background:
      radial-gradient(120% 90% at 70% 15%, rgb(255 255 255 / .85), transparent 60%),
      var(--tone);
    overflow: hidden;
  }
  @media (max-width: 560px) {
    .product__swatch { aspect-ratio: 2 / 1; }
  }
  .product__swatch::after {
    content: '';
    position: absolute;
    inset: -30%;
    background: conic-gradient(from 210deg, transparent, rgb(255 255 255 / .8), transparent 55%);
    opacity: 0;
    transition: opacity .6s var(--ease), transform 1.2s var(--ease-out);
    transform: rotate(-15deg) scale(.9);
  }
  .product:hover .product__swatch::after { opacity: 1; transform: rotate(0) scale(1); }

  .product__initial {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: grid;
    place-items: center;
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 8vw, 5rem);
    color: rgb(20 17 11 / .16);
    transition: transform .8s var(--ease-out), color .5s var(--ease);
  }
  .product:hover .product__initial { transform: scale(1.08); color: rgb(20 17 11 / .24); }

  /* Kategori etiketi ve arka plandaki halka motifi */
  .product__kind {
    position: absolute;
    z-index: 2;
    top: 1rem;
    left: 1.1rem;
    font-size: 10px;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--ink-mute);
  }
  .product__motif {
    position: absolute;
    z-index: 0;
    right: -14%;
    bottom: -34%;
    width: 62%;
    height: auto;
    color: var(--gold);
    opacity: .3;
    transition: transform .9s var(--ease-out), opacity .5s var(--ease);
  }
  .product:hover .product__motif { transform: translate(-8px, -8px); opacity: .45; }

  .product__body {
    display: grid;
    align-content: start;
    gap: .6rem;
    padding: clamp(1.25rem, 2.2vw, 1.75rem);
  }
  .product__name { font-size: 1.12rem; font-weight: 500; letter-spacing: -.01em; }
  .product__desc { font-size: .92rem; color: var(--ink-soft); }
  .product__meta {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-top: .5rem;
  }
  .product__tag {
    font-size: var(--fs-xs);
    padding: .3em .7em;
    border: 1px solid var(--line);
    border-radius: var(--r-pill);
    color: var(--ink-mute);
  }

  /* Ton varyantları */
  .tone-cream  { --tone: #f6f1e6; }
  .tone-ivory  { --tone: #f3efe4; }
  .tone-butter { --tone: #f7ecd2; }
  .tone-gold   { --tone: #f4e2bd; }
  .tone-wheat  { --tone: #efe6d2; }

  /* --- Sayaç ------------------------------------------------------------ */
  .stat { display: grid; gap: .35rem; }
  .stat__value {
    font-family: var(--font-serif);
    font-size: clamp(2.6rem, 5vw, 4.2rem);
    line-height: 1;
    font-variant-numeric: tabular-nums;
  }
  .stat__label {
    font-size: var(--fs-sm);
    color: var(--ink-mute);
    max-width: 22ch;
  }

  /* --- Kayan şerit ------------------------------------------------------ */
  .marquee {
    --speed: 34s;
    position: relative;
    display: flex;
    overflow: hidden;
    padding-block: clamp(1rem, 2vw, 1.5rem);
    border-block: 1px solid var(--line);
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  }
  .marquee__track {
    display: flex;
    flex: none;
    gap: 3.5rem;
    padding-right: 3.5rem;
    animation: marquee var(--speed) linear infinite;
  }
  .marquee:hover .marquee__track { animation-play-state: paused; }
  .marquee__item {
    display: inline-flex;
    align-items: center;
    gap: 3.5rem;
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 2.6vw, 2.1rem);
    white-space: nowrap;
    color: var(--ink);
  }
  .marquee__item::after {
    content: '';
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--gold);
    flex: none;
  }

  /* --- Form ------------------------------------------------------------- */
  .field { display: grid; gap: .45rem; }
  .field__label {
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--ink-mute);
  }
  .field__control {
    width: 100%;
    padding: .95rem 1.1rem;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    font-size: .98rem;
    transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
  }
  .field__control:hover { border-color: var(--ink-mute); }
  .field__control:focus {
    outline: none;
    border-color: var(--ink);
    box-shadow: 0 0 0 3px rgb(176 130 31 / .16);
  }
  textarea.field__control { min-height: 9rem; resize: vertical; }
  select.field__control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%238d857a' stroke-width='1.4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.1rem center;
    background-size: 12px;
    padding-right: 2.6rem;
  }
  .field__error { font-size: var(--fs-xs); color: #b3261e; }
  .field.has-error .field__control { border-color: #b3261e; }

  .honey {
    position: absolute;
    left: -9999px;
    width: 1px; height: 1px;
    opacity: 0;
  }

  .alert {
    display: grid;
    gap: .3rem;
    padding: 1.1rem 1.35rem;
    border-radius: var(--r-sm);
    border: 1px solid var(--line);
    background: var(--paper-warm);
    font-size: .95rem;
    animation: fade-up .5s var(--ease-out) both;
  }
  .alert--ok  { border-color: #cfe0c4; background: #f2f8ee; }
  .alert--err { border-color: #eccfcc; background: #fdf3f2; }
  .alert__title { font-weight: 500; }

  /* --- Bağlantı listesi ------------------------------------------------- */
  .linklist { display: grid; gap: .55rem; }
  .linklist a {
    font-size: .95rem;
    color: var(--ink-soft);
    transition: color .3s var(--ease);
  }
  .linklist a:hover { color: var(--ink); }
}

/* ==========================================================================
   7. SECTIONS
   ========================================================================== */
@layer sections {

  /* ------------------------------------------------------------------ HERO */
  .hero { position: relative; background: var(--paper); }

  /* Kaydırma mesafesi: video bu yükseklik boyunca kare kare oynar. */
  .hero__track { height: 420vh; }

  .hero__stage {
    --inset: clamp(16px, 5vw, 88px);
    position: sticky;
    top: 0;
    height: 100svh;
    overflow: hidden;
    background: var(--paper);
  }

  /* Video çerçevesi: başta kenar boşluklu yuvarlak kart, kaydırdıkça tam ekran */
  .hero__frame {
    position: absolute;
    inset: 0;
    z-index: 1;
    padding: calc(var(--inset) * (1 - var(--p-in)));
  }
  .hero__clip {
    position: relative;
    height: 100%;
    border-radius: calc(var(--r-lg) * (1 - var(--p-in)));
    overflow: hidden;
    background: var(--paper-deep);
    box-shadow: 0 40px 90px -50px rgb(20 17 11 / calc(.55 * (1 - var(--p-in))));
    transform: translateZ(0);
  }
  .hero__video,
  .hero__poster {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .hero__poster { z-index: 0; }
  .hero__video  { z-index: 1; opacity: 0; transition: opacity .6s var(--ease); }
  .hero__video.is-ready { opacity: 1; }

  /* Video yüklenemedi: poster kalır, bölüm çalışmaya devam eder. */
  .hero--novideo .hero__video,
  .hero--novideo .hero__progress { display: none; }

  /* Okunabilirlik perdeleri */
  .hero__scrim {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background:
      linear-gradient(to bottom, rgb(18 14 8 / .45), transparent 24%),
      linear-gradient(to top,    rgb(18 14 8 / .78), rgb(18 14 8 / .28) 42%, transparent 62%);
  }
  .hero__grain {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    opacity: .3;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.42'/%3E%3C/svg%3E");
  }

  /* Video içeriği */
  .hero__content {
    position: absolute;
    z-index: 4;
    inset: auto 0 0 0;
    padding: 0 clamp(1.5rem, 5vw, 4.5rem) clamp(3.5rem, 8vh, 6rem);
    color: var(--on-dark);
    pointer-events: none;
  }
  .hero__inner {
    width: 100%;
    max-width: var(--shell);
    margin-inline: auto;
    display: grid;
    gap: clamp(1rem, 2.2vw, 1.6rem);
  }
  .hero__eyebrow { color: rgb(255 253 248 / .8); }
  .hero__eyebrow::before { background: var(--gold-bright); opacity: 1; }

  .hero__title {
    font-family: var(--font-serif);
    font-size: var(--fs-display);
    line-height: .92;
    letter-spacing: -.025em;
    max-width: 15ch;
    text-wrap: balance;
  }
  .hero__title .word:nth-child(3) > i { font-style: italic; color: var(--gold-bright); }

  .hero__lead {
    max-width: 44ch;
    color: rgb(255 253 248 / .82);
    font-size: var(--fs-lead);
  }

  /* Başlık kaydırdıkça çekilir, yerine kısa bir söz gelir */
  .hero__primary {
    opacity: calc(1 - var(--p-title, 0));
    transform: translate3d(0, calc(var(--p-title, 0) * -7vh), 0);
  }
  .hero__outro {
    position: absolute;
    inset: auto 0 clamp(3.5rem, 8vh, 6rem) 0;
    padding-inline: clamp(1.5rem, 5vw, 4.5rem);
    opacity: var(--p-outro, 0);
    transform: translate3d(0, calc((1 - var(--p-outro, 0)) * 4vh), 0);
  }
  .hero__outro p {
    width: 100%;
    max-width: var(--shell);
    margin-inline: auto;
    font-family: var(--font-serif);
    font-size: clamp(1.9rem, 4.4vw, 3.4rem);
    line-height: 1.05;
    letter-spacing: -.02em;
    color: var(--on-dark);
  }

  /* ---- Videonun ETRAFI: beyaz çerçevedeki hareketli işaretler ----------
     Tümü kart evresinde görünür, video tam ekrana açılırken silinir. */
  .hero__deco {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    color: var(--ink);
    opacity: calc(1 - var(--p-in));
  }

  /* Köşe ayraçları — yüklenirken çizilir */
  .hero__corner {
    position: absolute;
    width: clamp(18px, 2.4vw, 34px);
    aspect-ratio: 1;
    border: 0 solid currentColor;
    opacity: .5;
    animation: fade-up .9s var(--ease-out) both;
  }
  .hero__corner--tl {
    top: calc(var(--inset) * .34); left: calc(var(--inset) * .34);
    border-top-width: 1px; border-left-width: 1px;
    animation-delay: .25s;
  }
  .hero__corner--tr {
    top: calc(var(--inset) * .34); right: calc(var(--inset) * .34);
    border-top-width: 1px; border-right-width: 1px;
    animation-delay: .35s;
  }
  .hero__corner--bl {
    bottom: calc(var(--inset) * .34); left: calc(var(--inset) * .34);
    border-bottom-width: 1px; border-left-width: 1px;
    animation-delay: .45s;
  }
  .hero__corner--br {
    bottom: calc(var(--inset) * .34); right: calc(var(--inset) * .34);
    border-bottom-width: 1px; border-right-width: 1px;
    animation-delay: .55s;
  }

  /* Kartın üst ve alt kenarında gidip gelen altın çizgi */
  .hero__sweep {
    position: absolute;
    left: calc(var(--inset) * .34);
    right: calc(var(--inset) * .34);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    animation: sweep 6.5s var(--ease) infinite;
  }
  .hero__sweep--t { top: calc(var(--inset) * .34); }
  .hero__sweep--b { bottom: calc(var(--inset) * .34); animation-direction: reverse; }

  /* Yan boşluklardaki dikey mikro etiketler */
  .hero__vlabel {
    position: absolute;
    top: 50%;
    writing-mode: vertical-rl;
    font-size: 10px;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--ink-mute);
    white-space: nowrap;
    animation: fade-in 1s var(--ease-out) .7s both;
  }
  .hero__vlabel--l { left: 0; transform: translateY(-50%) rotate(180deg); }
  .hero__vlabel--r { right: 0; transform: translateY(-50%); }

  @media (max-width: 900px) {
    .hero__vlabel, .hero__sweep { display: none; }
  }

  /* Kart kenarlarına iliştirilen cam rozetler */
  .hero__chips {
    position: absolute;
    inset: 0;
    z-index: 5;
    pointer-events: none;
    opacity: calc(1 - var(--p-in) * 1.15);
  }
  .hero__chip {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .55rem 1rem;
    border-radius: var(--r-pill);
    background: rgb(255 255 255 / .14);
    border: 1px solid rgb(255 255 255 / .32);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--on-dark);
    font-size: var(--fs-xs);
    letter-spacing: .06em;
    white-space: nowrap;
    animation: drift 7s var(--ease) infinite;
  }
  .hero__chip::before {
    content: '';
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--gold-bright);
    flex: none;
  }
  .hero__chip--a { top: 21%; left:  calc(var(--inset) + clamp(1rem, 4vw, 3.5rem)); animation-delay: -.4s; }
  .hero__chip--b { top: 33%; right: calc(var(--inset) + clamp(1rem, 4vw, 3.5rem)); animation-delay: -2.6s; }
  .hero__chip--c { top: 58%; right: calc(var(--inset) + clamp(2rem, 9vw, 9rem));   animation-delay: -4.8s; }
  @media (max-width: 760px) {
    .hero__chip--b, .hero__chip--c { display: none; }
    .hero__chip--a { top: 17%; }
  }

  /* İlerleme göstergesi */
  .hero__progress {
    position: absolute;
    z-index: 6;
    left: clamp(1.5rem, 5vw, 4.5rem);
    right: clamp(1.5rem, 5vw, 4.5rem);
    bottom: clamp(1.25rem, 3vh, 2rem);
    height: 1px;
    background: rgb(255 253 248 / .25);
    overflow: hidden;
  }
  .hero__progress::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gold-bright);
    transform: scaleX(var(--p));
    transform-origin: left;
  }

  /* Kaydırma ipucu */
  .hero__cue {
    position: absolute;
    z-index: 6;
    right: clamp(1.5rem, 5vw, 4.5rem);
    bottom: clamp(3.5rem, 8vh, 6rem);
    display: grid;
    justify-items: center;
    gap: .7rem;
    color: rgb(255 253 248 / .85);
    font-size: var(--fs-xs);
    letter-spacing: .18em;
    text-transform: uppercase;
    text-shadow: 0 1px 10px rgb(18 14 8 / .6);
    opacity: calc(1 - var(--p-title, 0));
  }
  .hero__cue span { writing-mode: vertical-rl; }
  .hero__cue i {
    position: relative;
    display: block;
    width: 1px; height: 54px;
    background: rgb(255 253 248 / .25);
    overflow: hidden;
  }
  .hero__cue i::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gold-bright);
    animation: cue 2.2s var(--ease) infinite;
  }
  @media (max-width: 760px) { .hero__cue { display: none; } }

  /* JS yoksa veya hareket azaltılmışsa: sabit, tek ekranlık hero */
  .no-js { --p-in: 1; }
  .no-js .hero__track,
  .hero--static .hero__track { height: 100svh; }
  .no-js .hero__frame,
  .hero--static .hero__frame { padding: 0; }
  .no-js .hero__clip,
  .hero--static .hero__clip { border-radius: 0; }
  .no-js .hero__progress,
  .no-js .hero__cue,
  .no-js .hero__outro,
  .hero--static .hero__progress,
  .hero--static .hero__outro { display: none; }

  /* ---------------------------------------------------------------- INTRO */
  .intro__statement {
    font-family: var(--font-serif);
    font-size: var(--fs-h1);
    line-height: 1.04;
    letter-spacing: -.02em;
    text-wrap: balance;
    max-width: 18ch;
  }
  .intro__statement em {
    font-style: italic;
    color: var(--gold);
  }
  .intro__body { display: grid; gap: 1.5rem; align-content: start; }
  @media (min-width: 900px) { .intro__body { padding-top: .7rem; } }

  .stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: clamp(1.75rem, 4vw, 3rem);
    margin-top: clamp(3rem, 7vw, 5.5rem);
    padding-top: clamp(2.5rem, 5vw, 4rem);
    border-top: 1px solid var(--line);
  }

  /* ------------------------------------------------------------- PRODUCTS */
  .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr));
    gap: var(--gap);
  }

  .cat-head {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: clamp(1.75rem, 3.5vw, 2.75rem);
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--line);
  }
  .cat-head__title {
    font-family: var(--font-serif);
    font-size: var(--fs-h2);
    line-height: 1;
    letter-spacing: -.02em;
  }
  .cat-head__lead { max-width: 46ch; color: var(--ink-soft); font-size: .98rem; }

  /* -------------------------------------------------------------- PROCESS */
  .process { counter-reset: step; }
  .process__list {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--line);
  }
  .process__item {
    display: grid;
    gap: .5rem 2rem;
    padding-block: clamp(1.6rem, 3.2vw, 2.4rem);
    border-bottom: 1px solid var(--line);
    transition: background .5s var(--ease);
  }
  @media (min-width: 800px) {
    .process__item {
      grid-template-columns: 5rem minmax(0, 16rem) minmax(0, 1fr);
      align-items: baseline;
      padding-inline: 1rem;
      margin-inline: -1rem;
    }
  }
  .process__item:hover { background: var(--paper-warm); }
  .process__no {
    font-size: var(--fs-xs);
    letter-spacing: .16em;
    color: var(--gold);
  }
  .process__title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 2.8vw, 2.2rem);
    line-height: 1.05;
    letter-spacing: -.015em;
  }
  .process__text { color: var(--ink-soft); font-size: .98rem; max-width: 58ch; }

  /* -------------------------------------------------------------- QUALITY */
  .certs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1px;
    background: rgb(255 255 255 / .12);
    border: 1px solid rgb(255 255 255 / .12);
    border-radius: var(--r-md);
    overflow: hidden;
  }
  .cert {
    display: grid;
    gap: .5rem;
    align-content: start;
    padding: clamp(1.5rem, 3vw, 2.25rem);
    background: var(--ink);
    transition: background .5s var(--ease);
  }
  .cert:hover { background: #1d1810; }
  .cert__code {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 2.4vw, 2rem);
    color: var(--gold-bright);
    letter-spacing: -.01em;
  }
  .cert__name { font-size: .9rem; color: rgb(255 253 248 / .6); }

  .section--ink .section-head__title { color: var(--on-dark); }
  .section--ink .lead { color: rgb(255 253 248 / .68); }
  .section--ink .eyebrow { color: rgb(255 253 248 / .55); }

  /* ------------------------------------------------------------------ CTA */
  .cta {
    position: relative;
    display: grid;
    gap: clamp(1.5rem, 3vw, 2.25rem);
    justify-items: start;
    padding: clamp(2.5rem, 6vw, 5.5rem);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    background:
      radial-gradient(120% 140% at 100% 0%, var(--gold-wash), transparent 55%),
      var(--paper-warm);
    overflow: hidden;
  }
  .cta__title {
    font-family: var(--font-serif);
    font-size: var(--fs-h2);
    line-height: 1.02;
    letter-spacing: -.02em;
    max-width: 20ch;
    text-wrap: balance;
  }
  .cta__actions { display: flex; flex-wrap: wrap; gap: .75rem; }
  .cta__ring {
    position: absolute;
    right: -8%;
    bottom: -60%;
    width: min(46vw, 460px);
    aspect-ratio: 1;
    border: 1px dashed rgb(176 130 31 / .35);
    border-radius: 50%;
    animation: spin-slow 70s linear infinite;
    pointer-events: none;
  }

  /* ------------------------------------------------------------ PAGE HERO */
  .page-hero {
    position: relative;
    padding-top: calc(var(--header-h) + clamp(3.5rem, 9vw, 8rem));
    padding-bottom: clamp(2.5rem, 6vw, 5rem);
    background: var(--paper-warm);
    border-bottom: 1px solid var(--line);
    overflow: hidden;
  }
  .page-hero__inner { display: grid; gap: 1.5rem; max-width: 60ch; }
  .page-hero__title {
    font-family: var(--font-serif);
    font-size: var(--fs-h1);
    line-height: 1;
    letter-spacing: -.025em;
  }
  .page-hero__blob {
    position: absolute;
    top: -30%;
    right: -10%;
    width: min(50vw, 520px);
    aspect-ratio: 1;
    background: radial-gradient(circle, var(--gold-wash), transparent 62%);
    border-radius: 50%;
    animation: drift 12s var(--ease) infinite;
    pointer-events: none;
  }

  /* ------------------------------------------------------------- TIMELINE */
  .timeline { display: grid; gap: 0; }
  .timeline__item {
    display: grid;
    gap: .35rem 2.5rem;
    padding-block: clamp(1.4rem, 2.8vw, 2rem);
    border-top: 1px solid var(--line);
  }
  @media (min-width: 700px) {
    .timeline__item { grid-template-columns: 8rem minmax(0, 1fr); align-items: baseline; }
  }
  .timeline__year {
    font-family: var(--font-serif);
    font-size: 1.9rem;
    color: var(--gold);
    line-height: 1;
  }
  .timeline__text { color: var(--ink-soft); max-width: 62ch; }

  /* -------------------------------------------------------------- CONTACT */
  .contact-grid {
    display: grid;
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }
  @media (min-width: 940px) {
    .contact-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 4fr); }
  }
  .form { display: grid; gap: 1.25rem; }
  .form__row { display: grid; gap: 1.25rem; }
  @media (min-width: 600px) {
    .form__row { grid-template-columns: 1fr 1fr; }
  }
  .form__foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-top: .5rem;
  }
  .form__note { font-size: var(--fs-xs); color: var(--ink-mute); max-width: 34ch; }

  .info-block {
    display: grid;
    gap: .4rem;
    padding-block: 1.35rem;
    border-top: 1px solid var(--line);
  }
  .info-block__label {
    font-size: var(--fs-xs);
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--ink-mute);
  }
  .info-block__value { font-size: 1.05rem; }
  .info-block a:hover { color: var(--gold); }

  /* ---------------------------------------------------------------- ERROR */
  .error-page {
    min-height: 100svh;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 1.5rem;
    text-align: center;
    padding: var(--shell-pad);
  }
  .error-page__code {
    font-family: var(--font-serif);
    font-size: clamp(6rem, 22vw, 14rem);
    line-height: .85;
    color: var(--gold);
  }

  /* --------------------------------------------------------------- FOOTER */
  .site-footer {
    padding-top: clamp(3.5rem, 8vw, 7rem);
    padding-bottom: 2rem;
    background: var(--paper);
    border-top: 1px solid var(--line);
  }
  .site-footer__top {
    display: grid;
    gap: .75rem;
    padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
  }
  .site-footer__word {
    font-size: clamp(3rem, 15vw, 12rem);
    line-height: .82;
    letter-spacing: -.03em;
  }
  .site-footer__claim {
    font-size: var(--fs-sm);
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--ink-mute);
  }
  .site-footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: clamp(1.75rem, 4vw, 3rem);
    padding-block: clamp(2.5rem, 5vw, 3.5rem);
    border-top: 1px solid var(--line);
  }
  .site-footer__h {
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 1rem;
  }
  .site-footer__addr { font-style: normal; font-size: .95rem; color: var(--ink-soft); margin-bottom: .9rem; }
  .site-footer__bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: .75rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--line-soft);
    font-size: var(--fs-xs);
    color: var(--ink-mute);
  }
}

/* ==========================================================================
   8. UTILITIES
   ========================================================================== */
@layer utilities {
  .stack   { display: grid; gap: var(--gap); }
  .stack-s { display: grid; gap: .75rem; }
  .stack-l { display: grid; gap: clamp(1.75rem, 3.5vw, 2.75rem); }

  .mt-l { margin-top: clamp(2.5rem, 5vw, 4rem); }
  .measure { max-width: 62ch; }
  .text-mute { color: var(--ink-mute); }
}