/* ─────────────────────────────────────────────────────────
   Yarnex Demo — vanilla CSS (Tailwind v4 browser CDN ile birlikte)
   Tokenlar + custom utility class'lar + scroll reveal animasyon
   ───────────────────────────────────────────────────────── */

:root {
  --yarnex-cream: #f6f5ed;
  --yarnex-dark: #18191a;
  --yarnex-body: #727272;
  --yarnex-gold: #c19a5b;
  --yarnex-gold-soft: #d9b97a;
  --yarnex-maroon: #763235;
  --yarnex-white: #ffffff;
  --yarnex-border: #e5e3d7;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Poppins', ui-sans-serif, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  background: var(--yarnex-cream);
  color: var(--yarnex-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }

/* :where() ile specificity 0 — Tailwind text-white / inline style hep baskın */
:where(h1, h2, h3, h4, h5, h6) {
  font-family: 'Cal Sans', 'Poppins', sans-serif;
  color: var(--yarnex-dark);
  line-height: 1.15;
  margin: 0;
}

/* Safety net: koyu zeminde duran her başlık beyaz olsun (CDN yüklenmese bile çalışır) */
.on-dark, .on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4, .on-dark h5, .on-dark h6,
h1.text-white, h2.text-white, h3.text-white, h4.text-white, h5.text-white, h6.text-white {
  color: #ffffff;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img, video { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; padding: 0; margin: 0; }

/* ── Layout container & buttons ─────────────────────────── */
.container-yarnex {
  margin-inline: auto;
  max-width: 1320px;
  padding-inline: 1rem;
}
@media (min-width: 640px) { .container-yarnex { padding-inline: 1.5rem; } }
@media (min-width: 1024px) { .container-yarnex { padding-inline: 2rem; } }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--yarnex-gold);
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background: var(--yarnex-maroon);
  color: #fff;
  padding: 0.75rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.3s ease;
}
.btn-primary:hover { background: var(--yarnex-dark); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--yarnex-border);
  border-radius: 9999px;
  padding: 0.75rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--yarnex-dark);
  background: transparent;
  transition: all 0.3s ease;
}
.btn-outline:hover { background: var(--yarnex-dark); color: #fff; border-color: var(--yarnex-dark); }

.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background: var(--yarnex-gold);
  color: #fff;
  padding: 0.75rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.3s ease;
}
.btn-gold:hover { background: var(--yarnex-dark); }

/* ── Header sticky/scrolled state ───────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: var(--yarnex-cream);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.06);
}
.site-header .nav-link { color: #fff; transition: color 0.2s; }
.site-header .nav-link:hover { color: var(--yarnex-gold); }
.site-header.scrolled .nav-link { color: var(--yarnex-dark); }
.site-header .logo-img { filter: brightness(0) invert(1); }
.site-header.scrolled .logo-img { filter: none; }

/* Dropdown nav */
.nav-item { position: relative; }
.dropdown {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  left: 0;
  top: 100%;
  padding-top: 0.5rem;
  transition: visibility 0.2s, opacity 0.2s;
  min-width: 240px;
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown { visibility: visible; opacity: 1; }
.dropdown ul {
  background: #fff;
  border: 1px solid var(--yarnex-border);
  border-radius: 1rem;
  padding: 0.5rem 0;
  box-shadow: 0 20px 50px rgba(24, 25, 26, 0.12);
  overflow: hidden;
}
.dropdown a {
  display: block;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  color: var(--yarnex-dark);
  transition: background 0.2s, color 0.2s;
}
.dropdown a:hover { background: var(--yarnex-cream); color: var(--yarnex-gold); }

.dropdown-arrow { transition: transform 0.2s; }
.nav-item:hover .dropdown-arrow { transform: rotate(180deg); }

/* Mobile drawer */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 60;
  animation: fade-in 0.25s ease-out;
}
.drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: 85%;
  max-width: 24rem;
  background: var(--yarnex-cream);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.2);
  z-index: 61;
  display: flex;
  flex-direction: column;
  animation: slide-in-right 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  border-bottom: 1px solid var(--yarnex-border);
}
.drawer-nav {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem;
}
.drawer-nav > ul > li > a,
.drawer-nav > ul > li > button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.75rem;
  border-radius: 0.5rem;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--yarnex-dark);
  text-align: left;
  background: transparent;
  border: 0;
}
.drawer-nav > ul > li > a:hover,
.drawer-nav > ul > li > button:hover { background: #fff; }
.drawer-submenu {
  margin-left: 0.75rem;
  margin-top: 0.25rem;
  padding-left: 0.75rem;
  border-left: 1px solid var(--yarnex-border);
}
.drawer-submenu a {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  color: var(--yarnex-body);
}
.drawer-submenu a:hover { background: #fff; color: var(--yarnex-gold); }
.drawer-footer {
  padding: 1.25rem;
  border-top: 1px solid var(--yarnex-border);
}

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes slide-in-right { from { transform: translateX(100%); } to { transform: translateX(0); } }

/* ── Scroll reveal ──────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
[data-reveal].is-in-view { opacity: 1; transform: none; }

[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
[data-reveal-stagger].is-in-view > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: none; }
[data-reveal-stagger].is-in-view > *:nth-child(2) { transition-delay: 100ms; opacity: 1; transform: none; }
[data-reveal-stagger].is-in-view > *:nth-child(3) { transition-delay: 200ms; opacity: 1; transform: none; }
[data-reveal-stagger].is-in-view > *:nth-child(4) { transition-delay: 300ms; opacity: 1; transform: none; }
[data-reveal-stagger].is-in-view > *:nth-child(5) { transition-delay: 400ms; opacity: 1; transform: none; }
[data-reveal-stagger].is-in-view > *:nth-child(6) { transition-delay: 500ms; opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal-stagger] > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ── FAQ accordion ──────────────────────────────────────── */
.faq-item {
  border-bottom: 1px solid var(--yarnex-border);
}
.faq-item:last-child { border-bottom: 0; }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: 0;
  text-align: left;
  font-family: 'Cal Sans', sans-serif;
  font-size: 1rem;
  color: var(--yarnex-dark);
  transition: background 0.2s;
}
.faq-question:hover { background: var(--yarnex-cream); }
.faq-question .chev { transition: transform 0.3s; color: var(--yarnex-gold); }
.faq-item.open .chev { transform: rotate(180deg); }
.faq-answer {
  display: none;
  padding: 0 1.5rem 1.25rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--yarnex-body);
}
.faq-item.open .faq-answer { display: block; }

/* Account tabs */
.account-tab {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--yarnex-body);
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
}
.account-tab:hover { background: var(--yarnex-cream); }
.account-tab.active { background: var(--yarnex-dark); color: #fff; }
.account-panel { display: none; }
.account-panel.active { display: block; }

/* Cart qty buttons */
.qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--yarnex-border);
  border-radius: 9999px;
  overflow: hidden;
}
.qty-control button {
  padding: 0.375rem 0.75rem;
  background: transparent;
  border: 0;
  font-size: 1rem;
  color: var(--yarnex-dark);
}
.qty-control button:hover { background: var(--yarnex-cream); }
.qty-control span { padding: 0 0.75rem; font-size: 0.875rem; font-weight: 500; }

/* Service card hover */
.service-card { transition: transform 0.4s, box-shadow 0.4s; }
.service-card:hover { transform: translateY(-4px); box-shadow: 0 20px 50px rgba(24,25,26,0.08); }
.service-card img { transition: transform 0.5s; }
.service-card:hover img { transform: scale(1.05); }

/* Team card overlay */
.team-card .social-icons { opacity: 0; transition: opacity 0.3s; }
.team-card:hover .social-icons { opacity: 1; }
.team-card img { transition: transform 0.5s; }
.team-card:hover img { transform: scale(1.05); }

/* Award card hover */
.award-card { transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s; }
.award-card:hover { transform: translateY(-4px); border-color: var(--yarnex-gold); box-shadow: 0 20px 50px rgba(193,154,91,0.15); }