/* ==========================================================================
   VELKAN — Homepage Stylesheet
   A premium, editorial, minimal system for a Turkish menswear brand.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Color */
  --ink: #14120F;
  --ink-soft: #211E19;
  --paper: #EAE6DD;
  --paper-soft: #F3F1EA;
  --white: #FFFFFF;
  --brass: #9C8560;
  --brass-dark: #7C6A4E;
  --line: #C9C2B4;
  --line-on-dark: rgba(255, 255, 255, 0.16);
  --mute: #6B655A;
  --mute-on-dark: #A79E8E;

  /* Type */
  --font-display: 'Bodoni Moda', Georgia, serif;
  --font-body: 'Archivo', Helvetica, Arial, sans-serif;

  --fs-hero: clamp(2.6rem, 4.5vw + 1.2rem, 6.5rem);
  --fs-h1: clamp(2.1rem, 3vw + 1.2rem, 4rem);
  --fs-h2: clamp(1.7rem, 1.8vw + 1.1rem, 2.6rem);
  --fs-h3: clamp(1.15rem, 0.6vw + 1rem, 1.4rem);
  --fs-body: clamp(1rem, 0.2vw + 0.94rem, 1.0625rem);
  --fs-small: 0.875rem;
  --fs-label: 0.75rem;

  /* Layout */
  --container: 1440px;
  --edge: clamp(1.25rem, 5vw, 6rem);
  --radius: 0px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 0.35s;
  --dur-med: 0.7s;
  --dur-slow: 1.1s;
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  z-index: 999;
}
.skip-link:focus { left: 1rem; top: 1rem; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Type helpers ---------- */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 1.1rem;
}
.eyebrow--light { color: var(--mute-on-dark); }

h1, h2 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  line-height: 1.08;
}
h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--fs-h3);
  letter-spacing: 0.01em;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2.1rem;
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.btn--primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn--primary:hover { background: var(--brass-dark); border-color: var(--brass-dark); color: var(--white); }

.btn--primary-inverse { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--primary-inverse:hover { background: var(--brass); border-color: var(--brass); color: var(--ink); }

.btn--outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--outline:hover { background: var(--ink); color: var(--paper); }

.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--ghost-light { color: var(--white); border-color: rgba(255,255,255,0.5); }
.btn--ghost-light:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

.text-link {
  display: inline-flex;
  align-items: center;
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid var(--line);
  transition: border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.text-link:hover { border-color: var(--brass); color: var(--brass-dark); }

/* ==========================================================================
   Media placeholder system
   A .media-frame holds an <img data-fallback>. If the real image at the
   given src is missing, JS adds "is-missing" and the frame renders an
   elegant placeholder using its data-label — no layout change is needed
   once real photography is dropped into /images.
   ========================================================================== */
.media-frame {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: linear-gradient(155deg, #DCD6C7 0%, #C7BFAC 100%);
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 1.2s var(--ease);
}
.media-frame.is-missing img { display: none; }
.media-frame::after {
  content: attr(data-label);
  position: absolute;
  inset: 0;
  display: none;
  align-items: flex-end;
  padding: 1.25rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.4;
  text-transform: uppercase;
  color: rgba(20, 18, 15, 0.55);
  border: 1px solid rgba(20, 18, 15, 0.14);
}
.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  display: none;
  background:
    repeating-linear-gradient(45deg, rgba(20,18,15,0.045) 0 1px, transparent 1px 14px);
}
.media-frame.is-missing::after,
.media-frame.is-missing::before { display: flex; }
.media-frame.is-missing::before { display: block; }

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Waistband strip — signature graphic element.
   Echoes the woven brand text on an underwear waistband: a thin repeating
   band of tracked type used as a section divider throughout the page.
   ========================================================================== */
.waistband-strip {
  width: 100%;
  overflow: hidden;
  background: var(--ink);
  border-top: 1px solid var(--line-on-dark);
  border-bottom: 1px solid var(--line-on-dark);
}
.waistband-track {
  display: flex;
  white-space: nowrap;
  padding: 0.6rem 0;
}
.waistband-track span {
  flex: none;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mute-on-dark);
  padding: 0 1.1rem;
}
.waistband-track span:nth-child(4n+2) { color: var(--brass); font-size: 0.55rem; }
.waistband-strip--section { margin: 0; }

/* ---------- Container / Section rhythm ---------- */
.section-head {
  max-width: 640px;
  margin: 0 auto 3.5rem;
  padding: 0 var(--edge);
  text-align: center;
}
.section-head--light .eyebrow,
.section-head--light h2 { color: var(--white); }
.section-head h2 { font-size: var(--fs-h2); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  transition: box-shadow var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
}
.site-header.is-scrolled {
  box-shadow: 0 1px 0 var(--line);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.35rem var(--edge);
}
.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.main-nav ul {
  display: flex;
  gap: 2.4rem;
}
.main-nav a {
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 0.3rem;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  right: 50%;
  bottom: 0;
  height: 1px;
  background: var(--brass-dark);
  transition: left var(--dur-fast) var(--ease), right var(--dur-fast) var(--ease);
}
.main-nav a:hover::after { left: 0; right: 0; }
.main-nav__lang { display: none; }

.header-right { display: flex; align-items: center; gap: 1.75rem; }

.lang-switch { display: flex; align-items: center; gap: 0.5rem; font-size: var(--fs-small); }
.lang-btn { font-weight: 600; letter-spacing: 0.08em; color: var(--mute); transition: color var(--dur-fast) var(--ease); }
.lang-btn.is-active { color: var(--ink); }
.lang-btn:hover { color: var(--brass-dark); }
.lang-divider { color: var(--line); }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 22px;
}
.menu-toggle span {
  display: block;
  height: 1px;
  width: 100%;
  background: var(--ink);
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-scrim {
  position: fixed;
  inset: 0;
  background: rgba(20,18,15,0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease);
  z-index: 90;
}
.nav-scrim.is-visible { opacity: 1; pointer-events: auto; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,18,15,0.05) 0%, rgba(20,18,15,0.15) 45%, rgba(20,18,15,0.82) 100%);
}
.hero__content {
  position: relative;
  z-index: 2;
  color: var(--white);
  padding: 0 var(--edge) 5.5rem;
  max-width: 900px;
}
.hero__title {
  font-size: var(--fs-hero);
  color: var(--white);
}
.hero__subtitle {
  max-width: 34rem;
  margin-top: 1.5rem;
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.86);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.5rem; }

.hero__scroll-cue {
  position: absolute;
  right: var(--edge);
  bottom: 2.25rem;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--white);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.hero__scroll-line {
  width: 1px;
  height: 42px;
  background: rgba(255,255,255,0.55);
}

/* ==========================================================================
   Brand statement
   ========================================================================== */
.statement {
  padding: 8.5rem var(--edge);
  text-align: center;
}
.statement__inner { max-width: 760px; margin: 0 auto; }
.statement__title { font-size: var(--fs-h1); }
.statement__text {
  margin-top: 1.75rem;
  font-size: 1.125rem;
  color: var(--mute);
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   Product categories
   ========================================================================== */
.categories { padding: 2rem var(--edge) 6.5rem; }
.categories__grid {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.25rem;
}
.category-card { display: flex; flex-direction: column; }
.category-card__media {
  aspect-ratio: 3 / 4;
  margin-bottom: 1.5rem;
}
.category-card:hover .media-frame img { transform: scale(1.045); }
.category-card__body { display: flex; flex-direction: column; align-items: flex-start; gap: 0.6rem; }
.category-card__code {
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  color: var(--brass-dark);
  font-weight: 700;
}
.category-card__body p { color: var(--mute); }
.category-card__body .text-link { margin-top: 0.5rem; }

/* ==========================================================================
   Editorial sections (Luxury / Semi-luxury)
   ========================================================================== */
.editorial {
  max-width: var(--container);
  margin: 0 auto;
  padding: 7rem var(--edge);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4.5rem;
  align-items: center;
}
.editorial--semi { grid-template-columns: 0.85fr 1.15fr; }
.editorial--semi .editorial__content { order: 2; }
.editorial--semi .editorial__media { order: 1; }

.editorial__media { aspect-ratio: 4 / 5; }
.editorial--luxury .editorial__media { aspect-ratio: 3 / 4; }

.editorial__code {
  display: block;
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass-dark);
  margin-bottom: 1.25rem;
}
.editorial__code--light { color: var(--brass); }
.editorial__content h2 { font-size: var(--fs-h1); margin-bottom: 1.5rem; }
.editorial__content p { color: var(--mute); max-width: 30rem; margin-bottom: 2.25rem; font-size: 1.0625rem; }

.editorial__thumbs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 3rem;
}
.editorial__thumb { aspect-ratio: 1 / 1; }

/* ==========================================================================
   Digital print — expressive mosaic
   ========================================================================== */
.digital-print {
  background: var(--ink);
  color: var(--white);
  padding: 7rem var(--edge);
}
.digital-print__content { max-width: 640px; margin: 0 auto 4.5rem; text-align: center; }
.digital-print__content h2 { font-size: var(--fs-h1); color: var(--white); margin-bottom: 1.5rem; }
.digital-print__content p { color: var(--mute-on-dark); font-size: 1.0625rem; margin-bottom: 2.25rem; }

.digital-print__mosaic {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(2, minmax(160px, 1fr));
  gap: 1.5rem;
}
.dp-1 { grid-column: span 3; grid-row: span 2; }
.dp-2 { grid-column: span 3; grid-row: span 1; }
.dp-3 { grid-column: span 2; grid-row: span 1; }
.dp-4 { grid-column: span 1; grid-row: span 1; }
.digital-print__item:hover img { transform: scale(1.05); }

/* ==========================================================================
   Quality section
   ========================================================================== */
.quality { padding: 8.5rem var(--edge) 7rem; text-align: center; }
.quality .section-head h2 { font-size: var(--fs-h1); }
.quality__list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.9rem 1rem;
}
.quality__list li {
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 1.4rem;
  border: 1px solid var(--line);
}
.quality__text {
  max-width: 34rem;
  margin: 2.75rem auto 0;
  color: var(--mute);
  font-size: 1.0625rem;
}

/* ==========================================================================
   Packaging showcase
   ========================================================================== */
.packaging { background: var(--ink); color: var(--white); padding: 8rem var(--edge) 7rem; }
.packaging__mosaic {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 130px;
  gap: 1.5rem;
}
.pk-1 { grid-column: span 3; grid-row: span 3; }
.pk-2 { grid-column: span 3; grid-row: span 2; }
.pk-3 { grid-column: span 2; grid-row: span 2; }
.pk-4 { grid-column: span 2; grid-row: span 2; }
.pk-5 { grid-column: span 2; grid-row: span 2; }
.packaging__item:hover img { transform: scale(1.05); }

/* ==========================================================================
   Business CTA
   ========================================================================== */
.partner-cta {
  background: linear-gradient(155deg, var(--ink) 0%, var(--ink-soft) 100%);
  color: var(--white);
  padding: 9rem var(--edge);
  text-align: center;
}
.partner-cta__inner { max-width: 700px; margin: 0 auto; }
.partner-cta h2 { font-size: var(--fs-h1); color: var(--white); }
.partner-cta__text { margin-top: 1.5rem; color: var(--mute-on-dark); font-size: 1.0625rem; }
.partner-cta__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 1rem; margin-top: 2.75rem; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--ink); color: var(--paper); }
.footer-grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 5rem var(--edge) 3rem;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 3rem;
}
.footer-col p { color: var(--mute-on-dark); max-width: 24rem; margin-top: 1rem; }
.logo--footer { font-size: 1.4rem; }
.footer-col__title {
  display: block;
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute-on-dark);
  margin-bottom: 1.1rem;
}
.footer-col__title--spaced { margin-top: 2rem; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col a { font-size: var(--fs-small); }
.footer-col a:hover { color: var(--brass); }
.lang-switch--footer { margin-bottom: 0; }
.social-links { display: flex; gap: 1.25rem; }
.footer-col address { font-style: normal; }

.footer-bottom {
  border-top: 1px solid var(--line-on-dark);
  padding: 1.75rem var(--edge);
  text-align: center;
}
.footer-bottom p { font-size: var(--fs-small); color: var(--mute-on-dark); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .categories__grid { grid-template-columns: 1fr; max-width: 480px; }
  .editorial, .editorial--semi { grid-template-columns: 1fr; gap: 2.5rem; }
  .editorial--semi .editorial__content,
  .editorial--semi .editorial__media { order: initial; }
  .editorial__media { aspect-ratio: 16/10; }
  .footer-grid { grid-template-columns: 1fr 1fr; row-gap: 3rem; }

  .digital-print__mosaic { grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(3, minmax(140px,1fr)); }
  .dp-1 { grid-column: span 4; grid-row: span 1; }
  .dp-2 { grid-column: span 2; grid-row: span 1; }
  .dp-3 { grid-column: span 2; grid-row: span 1; }
  .dp-4 { grid-column: span 4; grid-row: span 1; }

  .packaging__mosaic { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 150px; }
  .pk-1 { grid-column: span 4; grid-row: span 2; }
  .pk-2 { grid-column: span 2; grid-row: span 2; }
  .pk-3 { grid-column: span 2; grid-row: span 2; }
  .pk-4 { grid-column: span 2; grid-row: span 2; }
  .pk-5 { grid-column: span 2; grid-row: span 2; }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(86vw, 380px);
    background: var(--paper);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem var(--edge);
    transform: translateX(100%);
    transition: transform var(--dur-med) var(--ease);
    z-index: 95;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 1.75rem; }
  .main-nav a { font-size: 1.05rem; }
  .main-nav__lang { display: flex; gap: 0.5rem; margin-top: 2.5rem; font-size: var(--fs-small); }

  .header-right .lang-switch { display: none; }
  .menu-toggle { display: flex; }

  .hero__scroll-cue { display: none; }
}

@media (max-width: 640px) {
  .header-inner { padding: 1.1rem var(--edge); }
  .logo { font-size: 1.2rem; }

  .hero { height: 100svh; align-items: flex-end; }
  .hero__content { padding-bottom: 3.5rem; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; }

  .statement { padding: 5.5rem var(--edge); }

  .categories { padding: 1rem var(--edge) 4.5rem; }
  .editorial { padding: 4.5rem var(--edge); }
  .digital-print { padding: 4.5rem var(--edge); }
  .quality { padding: 5.5rem var(--edge) 4.5rem; }
  .packaging { padding: 5.5rem var(--edge) 4.5rem; }
  .partner-cta { padding: 5.5rem var(--edge); }

  .editorial__thumbs { grid-template-columns: 1fr 1fr; }

  .digital-print__mosaic { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(5, 160px); }
  .dp-1, .dp-2, .dp-3, .dp-4 { grid-column: span 2; grid-row: span 1; }

  .packaging__mosaic { grid-template-columns: 1fr 1fr; grid-auto-rows: 170px; }
  .pk-1 { grid-column: span 2; grid-row: span 2; }
  .pk-2 { grid-column: span 2; grid-row: span 1; }
  .pk-3 { grid-column: span 1; grid-row: span 1; }
  .pk-4 { grid-column: span 1; grid-row: span 1; }
  .pk-5 { grid-column: span 2; grid-row: span 1; }

  .footer-grid { grid-template-columns: 1fr; padding: 4rem var(--edge) 2.5rem; }
}