/* ============================================================
   VIVA — Two Worlds. One Extraordinary Experience.
   Design tokens, base styles, and components.
   ============================================================ */

:root {
  /* Shared palette */
  --paper: #F7F6F3;
  --paper-dim: #EFEDE8;
  --ink: #1C1B19;
  --ink-soft: #5B584F;
  --ink-faint: #6C685C;
  --line: rgba(28, 27, 25, 0.10);
  --line-strong: rgba(28, 27, 25, 0.20);
  --brass: #AD8A3D;
  --brass-soft: rgba(173, 138, 61, 0.35);
  --focus-ring: #8B6D2E;

  /* Viva Mart — cool, digital, systematic */
  --mart-surface: #EDF0F2;
  --mart-surface-dim: #E1E6EA;
  --mart-accent: #33475B;
  --mart-accent-soft: rgba(51, 71, 91, 0.16);

  /* Viva Craftbazaar — warm, material, handmade */
  --craft-surface: #EBDCC2;
  --craft-surface-dim: #E1CDA6;
  --craft-accent: #6B4423;
  --craft-accent-soft: rgba(107, 68, 35, 0.18);

  /* Footer */
  --footer-bg: #171614;
  --footer-text: #EDEAE3;
  --footer-text-dim: rgba(237, 234, 227, 0.62);

  /* Type */
  --font-display: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-accent: 'Cormorant Garamond', Georgia, serif;

  /* Motion */
  --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 250ms;
  --dur-base: 400ms;
  --dur-slow: 600ms;

  /* Layout */
  --container-w: 1280px;
  --gutter: 24px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
}

@media (min-width: 1440px) {
  :root { --container-w: 1320px; }
}

@media (max-width: 399px) {
  :root { --gutter: 18px; }
}

/* ---------------- Reset ---------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; padding: 0; }

.container {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  background: var(--ink);
  color: var(--paper);
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 600;
  font-size: 0.9rem;
  transition: top var(--dur-fast) var(--ease-premium);
}
.skip-link:focus { top: 12px; }

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 4px;
}

@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;
  }
}

/* ---------------- Ambient grain ---------------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.025;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ---------------- Header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color var(--dur-base) var(--ease-premium),
              border-color var(--dur-base) var(--ease-premium);
}
.site-header.is-scrolled {
  background: rgba(247, 246, 243, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}

.header-inner {
  max-width: var(--container-w);
  margin-inline: auto;
  padding: 20px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.logo-mark { width: 26px; height: 26px; flex-shrink: 0; }
.logo-text {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.14em;
}

.site-nav {
  display: none;
  align-items: center;
  gap: 36px;
  font-size: 0.9rem;
  font-weight: 600;
}
.site-nav a { position: relative; padding: 4px 0; }
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transition: right var(--dur-base) var(--ease-premium);
}
.site-nav a:hover::after,
.site-nav a:focus-visible::after { right: 0; }

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
}
.nav-toggle-bar {
  width: 100%;
  height: 1.5px;
  background: var(--ink);
  transition: transform var(--dur-base) var(--ease-premium), opacity var(--dur-fast) var(--ease-premium);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-nav[hidden] { display: none; }
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px var(--gutter) 28px;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.mobile-nav a {
  padding: 12px 4px;
  font-weight: 600;
  font-size: 1rem;
  border-bottom: 1px solid var(--line);
}
.mobile-nav a:last-child { border-bottom: none; }

@media (min-width: 860px) {
  .site-nav { display: flex; }
  .nav-toggle { display: none; }
  .mobile-nav { display: none !important; }
}

/* ---------------- Hero ---------------- */
.hero {
  padding: 88px 0 56px;
  text-align: center;
}
.hero-inner { max-width: 1000px; margin-inline: auto; }

.eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 15px;

}
.hero-title-main {
  display: block;
  font-weight: 800;
  color: var(--ink);
}
.hero-title-sub {
  display: block;
  font-weight: 500;
  color: var(--ink-soft);
}

.hero-sub {
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  color: var(--ink-soft);
  max-width: 560px;
  margin-inline: auto;
  line-height: 1.6;
}

@media (min-width: 640px) {
  .hero { padding: 110px 0 72px; }
}
@media (min-width: 1024px) {
  .hero { padding: 128px 0 88px; }
}
@media (max-width: 399px) {
  .hero { padding: 72px 0 48px; }
}

/* ---------------- Brands ---------------- */
.brands-section { padding: 8px 0 100px; }
@media (min-width: 1024px) {
  .brands-section { padding-bottom: 136px; }
}

.brands {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
  align-items: stretch;
}
@media (min-width: 960px) {
  .brands { grid-template-columns: 1fr 1fr; gap: 40px; }
}

.hinge {
  position: relative;
  width: 72px;
  height: 72px;
  margin: -40px auto 0;
  z-index: 5;
  background: var(--paper);
  border-radius: 50%;
  padding: 14px;
  box-shadow: 0 10px 30px -8px rgba(28, 27, 25, 0.18);
  border: 1px solid var(--line);
}
.hinge svg { width: 100%; height: 100%; }
@media (min-width: 960px) {
  .hinge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    width: 88px;
    height: 88px;
  }
}

.brand-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--paper);
  overflow: hidden;
  isolation: isolate;
  transition: transform var(--dur-base) var(--ease-premium),
              box-shadow var(--dur-base) var(--ease-premium),
              border-color var(--dur-base) var(--ease-premium);
}
.brand-card:hover,
.brand-card:focus-visible {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px -24px rgba(28, 27, 25, 0.28), 0 10px 24px -12px rgba(28, 27, 25, 0.14);
}
.brand-card--mart:hover, .brand-card--mart:focus-visible { border-color: var(--mart-accent-soft); }
.brand-card--craft:hover, .brand-card--craft:focus-visible { border-color: var(--craft-accent-soft); }

.brand-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  transition: opacity var(--dur-base) ease;
  pointer-events: none;
}
.brand-card--mart::after { background: radial-gradient(120% 100% at 50% 0%, var(--mart-accent-soft), transparent 65%); }
.brand-card--craft::after { background: radial-gradient(120% 100% at 50% 0%, var(--craft-accent-soft), transparent 65%); }
.brand-card:hover::after, .brand-card:focus-visible::after { opacity: 1; }

.brand-visual {
  position: relative;
  aspect-ratio: 16 / 9.5;
  padding: 0px;
  overflow: hidden;
}
.brand-visual--mart {
  background-color: var(--mart-surface);
  background-image:
    radial-gradient(120% 100% at 85% 0%, rgba(255, 255, 255, 0.55), transparent 60%),
    radial-gradient(rgba(51, 71, 91, 0.14) 1px, transparent 1px);
  background-size: auto, 20px 20px;
}
.brand-visual--craft {
  background-color: var(--craft-surface);
  background-image:
    radial-gradient(120% 100% at 15% 0%, rgba(255, 255, 255, 0.4), transparent 60%),
    repeating-linear-gradient(179deg, rgba(107, 68, 35, 0.06) 0px, rgba(107, 68, 35, 0.06) 1px, transparent 1px, transparent 8px);
}
.brand-art {
  width: 100%;
  height: 100%;
  transition: transform var(--dur-slow) var(--ease-premium);
}
.brand-card:hover .brand-art,
.brand-card:focus-visible .brand-art { transform: translateY(-6px) scale(1.015); }

.brand-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 40px 32px 36px;
}
@media (min-width: 480px) {
  .brand-content { padding: 40px 40px 36px; }
}
@media (min-width: 640px) {
  .brand-content { padding: 48px 48px 42px; }
}

.brand-eyebrow {
  display: flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.brand-card--mart .brand-eyebrow { color: var(--mart-accent); }
.brand-card--craft .brand-eyebrow { color: var(--craft-accent); }

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mart-accent);
  margin-right: 8px;
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(1.4); }
}
.craft-mark {
  width: 6px;
  height: 6px;
  background: var(--brass);
  transform: rotate(45deg);
  margin-right: 9px;
}

.brand-name {
  font-size: clamp(1.5rem, 2.4vw, 1.875rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}

.brand-tagline {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.brand-card--craft .brand-tagline {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 500;
  font-size: 1.3rem;
}

.brand-desc {
  font-size: 0.975rem;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 32px;
}

.brand-action { margin-top: auto; }
.brand-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1rem;
}
.brand-card--mart .brand-cta { color: var(--mart-accent); }
.brand-card--craft .brand-cta { color: var(--craft-accent); }

.cta-arrow {
  width: 20px;
  height: 20px;
  transition: transform var(--dur-fast) var(--ease-premium);
}
.brand-card:hover .cta-arrow,
.brand-card:focus-visible .cta-arrow { transform: translateX(6px); }

.brand-microline {
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--ink-faint);
}

/* ---------------- Footer ---------------- */
.site-footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding-top: 64px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(237, 234, 227, 0.12);
}
@media (min-width: 720px) {
  .footer-inner { grid-template-columns: 1fr auto; }
}

.footer-brand { max-width: 380px; }
.footer-logo {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  display: block;
  margin-bottom: 16px;
}
.footer-tagline {
  color: var(--footer-text-dim);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 16px;
}
.footer-contact {
  display: inline-block;
  font-size: 0.9375rem;
  font-weight: 600;
  border-bottom: 1px solid rgba(237, 234, 227, 0.35);
  padding-bottom: 2px;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 32px;
}
@media (min-width: 560px) {
  .footer-nav { grid-template-columns: repeat(3, 1fr); gap: 24px 40px; }
}

.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--footer-text-dim);
  margin-bottom: 4px;
}
.footer-col a { font-size: 0.9375rem; color: var(--footer-text); opacity: 0.88; }
.footer-col a:hover, .footer-col a:focus-visible { opacity: 1; }

.footer-bottom {
  padding: 24px var(--gutter) 32px;
  font-size: 0.8125rem;
  color: var(--footer-text-dim);
}

/* ---------------- Scroll / load reveal ----------------
   Elements are visible by default (see base rules above) and are only
   hidden once JS has confirmed IntersectionObserver is available and is
   about to observe them — so a slow, blocked, or failed script.js can
   never leave content permanently invisible. The hide itself is instant
   (transition: none); only the reveal-in is animated. */
.reveal-active [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: none;
}
.reveal-active [data-reveal].in-view {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s var(--ease-premium) var(--reveal-delay, 0s),
              transform 0.8s var(--ease-premium) var(--reveal-delay, 0s);
}

.hero [data-reveal]:nth-child(1) { --reveal-delay: 0.05s; }
.hero [data-reveal]:nth-child(2) { --reveal-delay: 0.16s; }
.hero [data-reveal]:nth-child(3) { --reveal-delay: 0.28s; }
.brand-card--mart[data-reveal] { --reveal-delay: 0.08s; }
.brand-card--craft[data-reveal] { --reveal-delay: 0.18s; }

@media (prefers-reduced-motion: reduce) {
  .reveal-active [data-reveal] { opacity: 1 !important; transform: none !important; }
}