/* =========================================================================
   NoWine® — shared stylesheet
   Premium, restrained, gallery-like. Cream light base / graphite dark base.
   Display: Fraunces (warm editorial serif)   Body/UI: Karla
   ========================================================================= */

:root {
  /* type */
  --font-display: "Fraunces", Georgia, serif;
  --font-sans: "Karla", system-ui, -apple-system, sans-serif;

  /* white gallery base */
  --bg:        oklch(1 0 0);
  --bg-2:      oklch(0.97 0 0);
  --bg-inset:  oklch(0.95 0 0);
  --fg:        oklch(0.245 0.012 62);
  --fg-soft:   oklch(0.470 0.010 62);
  --fg-faint:  oklch(0.620 0.008 62);
  --line:      oklch(0.872 0.008 72);
  --line-soft: oklch(0.915 0.006 72);
  --on-accent: oklch(0.985 0.004 80);

  /* product accents — shared chroma/lightness family, hue varies */
  --c-strawberry: oklch(0.585 0.150 18);
  --c-mojito:     oklch(0.640 0.105 158);
  --c-moscato:    oklch(0.745 0.110 86);
  --c-red-wine:   oklch(0.320 0.100 18);
  --c-white-wine: oklch(0.870 0.055 92);

  --accent: var(--fg);           /* themed per page */
  --accent-tint: var(--bg-2);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --maxw: 1320px;
  --gutter: clamp(20px, 5vw, 72px);
  --header-h: 76px;
}

/* ---------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.55;
  font-size: 16px;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background 0.6s var(--ease-soft), color 0.6s var(--ease-soft);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
::selection { background: var(--fg); color: var(--bg); }

/* ---------------------------------------------------------------- type */
.display {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.015em;
  font-optical-sizing: auto;
}
.kicker {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--fg-faint);
}
.serif { font-family: var(--font-display); }

/* ---------------------------------------------------------------- layout */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(72px, 12vw, 168px); }
.hr { height: 1px; background: var(--line); border: 0; }

/* ---------------------------------------------------------------- header */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 60;
  height: var(--header-h);
  display: flex; align-items: center;
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  backdrop-filter: saturate(1.2) blur(16px);
  -webkit-backdrop-filter: saturate(1.2) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.site-header.scrolled { border-bottom-color: var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

/* header over a dark atmospheric hero: light text until scrolled */
body[data-page="home"] .site-header:not(.scrolled),
body[data-page="collections"] .site-header:not(.scrolled),
body[data-page="info"] .site-header:not(.scrolled),
body[data-page="blog"] .site-header:not(.scrolled) {
  background: transparent; backdrop-filter: none; -webkit-backdrop-filter: none;
}
body[data-page="home"] .site-header:not(.scrolled) .brand,
body[data-page="collections"] .site-header:not(.scrolled) .brand,
body[data-page="info"] .site-header:not(.scrolled) .brand,
body[data-page="blog"] .site-header:not(.scrolled) .brand,
body[data-page="home"] .site-header:not(.scrolled) .icon-btn,
body[data-page="collections"] .site-header:not(.scrolled) .icon-btn,
body[data-page="info"] .site-header:not(.scrolled) .icon-btn,
body[data-page="blog"] .site-header:not(.scrolled) .icon-btn,
body[data-page="home"] .site-header:not(.scrolled) .lang-switch button,
body[data-page="collections"] .site-header:not(.scrolled) .lang-switch button,
body[data-page="info"] .site-header:not(.scrolled) .lang-switch button,
body[data-page="blog"] .site-header:not(.scrolled) .lang-switch button {
  color: oklch(0.96 0.01 80);
}
body[data-page="home"] .site-header:not(.scrolled) .nav-link,
body[data-page="collections"] .site-header:not(.scrolled) .nav-link,
body[data-page="info"] .site-header:not(.scrolled) .nav-link,
body[data-page="blog"] .site-header:not(.scrolled) .nav-link {
  color: oklch(0.96 0.01 80 / 0.82);
}
body[data-page="home"] .site-header:not(.scrolled) .nav-link:hover,
body[data-page="collections"] .site-header:not(.scrolled) .nav-link:hover,
body[data-page="info"] .site-header:not(.scrolled) .nav-link:hover,
body[data-page="blog"] .site-header:not(.scrolled) .nav-link:hover,
body[data-page="home"] .site-header:not(.scrolled) .nav-link[aria-current="page"],
body[data-page="collections"] .site-header:not(.scrolled) .nav-link[aria-current="page"],
body[data-page="info"] .site-header:not(.scrolled) .nav-link[aria-current="page"],
body[data-page="blog"] .site-header:not(.scrolled) .nav-link[aria-current="page"] {
  color: #fff;
}
body[data-page="home"] .site-header:not(.scrolled) .brand-tld,
body[data-page="collections"] .site-header:not(.scrolled) .brand-tld,
body[data-page="info"] .site-header:not(.scrolled) .brand-tld,
body[data-page="blog"] .site-header:not(.scrolled) .brand-tld {
  color: oklch(0.96 0.01 80 / 0.6);
}
body[data-page="home"] .site-header:not(.scrolled) .icon-btn:hover,
body[data-page="collections"] .site-header:not(.scrolled) .icon-btn:hover,
body[data-page="info"] .site-header:not(.scrolled) .icon-btn:hover,
body[data-page="blog"] .site-header:not(.scrolled) .icon-btn:hover {
  background: rgba(255,255,255,0.12);
}

.brand {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.6rem, 2.4vw, 1.95rem);
  letter-spacing: 0.01em;
  display: inline-flex; align-items: baseline; gap: 1px;
  white-space: nowrap;
}
.brand sup { font-size: 0.5em; font-weight: 400; top: -0.9em; position: relative; }

.nav { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 40px); }
.nav-links { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 40px); }
.nav-link {
  font-size: 0.82rem; font-weight: 500; letter-spacing: 0.04em;
  color: var(--fg-soft); position: relative; padding-block: 6px;
  transition: color 0.3s var(--ease);
}
.nav-link::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: currentColor; transition: width 0.4s var(--ease);
}
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--fg); }
.nav-link:hover::after, .nav-link[aria-current="page"]::after { width: 100%; }

.header-tools { display: flex; align-items: center; gap: 8px; }

/* language switch */
.lang-switch { display: inline-flex; align-items: center; font-size: 0.74rem; font-weight: 600; letter-spacing: 0.08em; color: var(--fg-faint); }
.lang-switch button { padding: 5px 7px; color: var(--fg-faint); transition: color 0.25s var(--ease); }
.lang-switch button[aria-pressed="true"] { color: var(--fg); }
.lang-switch .sep { opacity: 0.4; }

/* icon buttons */
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center;
  border-radius: 999px; color: var(--fg-soft);
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
  position: relative;
}
.icon-btn:hover { color: var(--fg); background: var(--bg-2); }
.icon-btn svg { width: 19px; height: 19px; }
.cart-count {
  position: absolute; top: 2px; right: 2px;
  min-width: 16px; height: 16px; padding: 0 4px;
  background: var(--accent, var(--fg)); color: var(--on-accent);
  border-radius: 999px; font-size: 0.6rem; font-weight: 700;
  display: grid; place-items: center; line-height: 1;
  transform: scale(0); transition: transform 0.3s var(--ease);
}
.cart-count.show { transform: scale(1); }

.menu-toggle { display: none; }

/* ---------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px; border-radius: 999px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--fg); color: var(--bg);
  border: 1px solid var(--fg);
  transition: transform 0.4s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease), opacity 0.3s var(--ease);
  cursor: pointer; white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--fg); }
.btn--accent { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn--block { width: 100%; }
.btn--lg { padding: 18px 38px; }
.btn[disabled] { opacity: 0.4; pointer-events: none; }

.link-underline {
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; display: inline-flex; align-items: center; gap: 8px;
  padding-bottom: 3px; border-bottom: 1px solid var(--line);
  transition: border-color 0.3s var(--ease), gap 0.3s var(--ease);
}
.link-underline:hover { border-color: var(--fg); gap: 12px; }
.link-underline svg { width: 14px; height: 14px; }

/* ---------------------------------------------------------------- footer */
.site-footer { border-top: 1px solid var(--line); padding-block: clamp(56px, 8vw, 96px) 40px; background: var(--bg-2); }
.footer-grid { display: grid; grid-template-columns: 1.7fr 1fr 1.1fr 1fr; gap: 48px; }
.footer-grid .brand { font-size: 2rem; }
.footer-statement { color: var(--fg-soft); max-width: 30ch; margin-top: 18px; font-size: 0.95rem; }
.footer-col h4 { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-faint); font-weight: 600; margin-bottom: 18px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.footer-col a, .footer-col p { font-size: 0.92rem; color: var(--fg-soft); transition: color 0.25s var(--ease); }
.footer-col a:hover { color: var(--fg); }
.footer-base { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; margin-top: clamp(48px, 7vw, 80px); padding-top: 28px; border-top: 1px solid var(--line); }
.footer-base p { font-size: 0.78rem; color: var(--fg-faint); letter-spacing: 0.02em; }
.footer-legal { max-width: 62ch; }

/* ---------------------------------------------------------------- image slots */
image-slot {
  --slot-bg: var(--bg-inset);
  background: var(--bg-inset);
}
.bottle-slot { background: transparent; }

/* placeholder striping for product imagery */
.ph {
  background:
    repeating-linear-gradient(135deg,
      color-mix(in oklab, var(--fg) 4%, transparent) 0 2px,
      transparent 2px 11px),
    var(--bg-inset);
  display: grid; place-items: center;
  color: var(--fg-faint); font-family: var(--font-sans);
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
}

/* ---------------------------------------------------------------- reveal anim */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal-delay="1"] { transition-delay: 0.08s; }
[data-reveal-delay="2"] { transition-delay: 0.16s; }
[data-reveal-delay="3"] { transition-delay: 0.24s; }
[data-reveal-delay="4"] { transition-delay: 0.32s; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* utilities */
.u-accent { color: var(--accent); }
.measure { max-width: 56ch; }
.center { text-align: center; }
.mt-s { margin-top: 14px; } .mt-m { margin-top: 28px; } .mt-l { margin-top: 48px; }
.hide { display: none !important; }

/* =========================================================================
   DARK THEME - deep wine red with a liquid-wave backdrop
   Toggled by [data-theme-btn]; html[data-theme="dark"] is set before paint.
   ========================================================================= */
html[data-theme="dark"] {
  color-scheme: dark;
  --bg:        oklch(0.165 0.045 14);
  --bg-2:      oklch(0.205 0.055 14);
  --bg-inset:  oklch(0.245 0.062 14);
  --fg:        oklch(0.945 0.018 78);
  --fg-soft:   oklch(0.82 0.025 55);
  --fg-faint:  oklch(0.66 0.035 30);
  --line:      oklch(0.36 0.065 16);
  --line-soft: oklch(0.285 0.055 15);
  --on-accent: oklch(0.975 0.01 80);
  /* deep red is invisible on wine - lift it to a readable garnet */
  --c-red-wine: oklch(0.6 0.15 20);
  background: var(--bg);
}
html[data-theme="dark"] body { background: transparent; }
html[data-theme="dark"] ::selection { background: var(--c-red-wine); color: var(--on-accent); }

/* theme button: moon in light mode, sun in dark mode */
.theme-btn svg { width: 18px; height: 18px; }
.theme-btn .ic-sun { display: none; }
html[data-theme="dark"] .theme-btn .ic-sun { display: block; }
html[data-theme="dark"] .theme-btn .ic-moon { display: none; }
body[data-page="home"] .site-header:not(.scrolled) .theme-btn,
body[data-page="collections"] .site-header:not(.scrolled) .theme-btn,
body[data-page="info"] .site-header:not(.scrolled) .theme-btn { color: oklch(0.96 0.01 80); }
body[data-page="blog"] .site-header:not(.scrolled) .theme-btn { color: oklch(0.96 0.01 80); }
.mobile-nav .theme-btn { width: 40px; height: 40px; }

/* ---------------------------------------------------------------- liquid backdrop */
/* spans the whole document (not the viewport) so it scrolls with the page */
.liquid-bg { display: none; }
html[data-theme="dark"] body { position: relative; }
html[data-theme="dark"] .liquid-bg {
  display: block; position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none;
  background: linear-gradient(180deg, oklch(0.15 0.04 14), oklch(0.12 0.035 10) 50%, oklch(0.15 0.045 12));
}
.lband { position: absolute; left: 0; right: 0; }
.lband-glow {
  position: absolute; inset: -30% -10%;
  background:
    radial-gradient(40% 34% at var(--gx) var(--gy), oklch(0.34 0.12 var(--h) / 0.38), transparent 70%),
    radial-gradient(30% 26% at calc(100% - var(--gx)) calc(100% - var(--gy)), oklch(0.27 0.09 355 / 0.3), transparent 70%);
  animation: liquidDrift 26s ease-in-out infinite alternate;
}
.lw { position: absolute; left: 0; width: 200%; animation: liquidFlow linear infinite; will-change: transform;
  /* fade the fill into the depth so neighbouring segments blend with no hard edge */
  -webkit-mask-image: linear-gradient(to bottom, #000 55%, transparent 100%); mask-image: linear-gradient(to bottom, #000 55%, transparent 100%); }
.lw path { fill: currentColor; }
/* waves hanging from the top, like the surface of wine in a glass */
.lband--flip .lw { animation-name: liquidFlowFlip; }
@keyframes liquidFlow { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes liquidFlowFlip { from { transform: scaleY(-1) translateX(0); } to { transform: scaleY(-1) translateX(-50%); } }
@keyframes liquidDrift { from { transform: translate3d(-3%, -2%, 0) rotate(0deg); } to { transform: translate3d(3%, 3%, 0) rotate(6deg); } }
@media (prefers-reduced-motion: reduce) { .lw, .lband-glow { animation: none; } }