/* Base layout and shared button styles */
:root {
  --bg-dark: #04070c;
  --border-soft: rgba(255,255,255,0.12);
  --text-main: #e9f2f2;
  --text-muted: rgba(233,242,242,0.65);
  --accent: #00d8d6;
  --accent-gradient: linear-gradient(120deg,#00d8d6,#18a0ff);
}

* { box-sizing: border-box; }

html, body {
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top, #0b1724 0%, #04070c 60%);
  color: var(--text-main);
  min-height: 100vh;
}

body.no-scroll {
  overflow: hidden;
}

#welcome {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.welcome-card {
  width: 100%;
  max-width: 980px;
  border-radius: 28px;
  padding: 40px 34px;
  background:
    radial-gradient(circle at top left, rgba(0,216,214,0.25), transparent 55%),
    radial-gradient(circle at bottom right, rgba(0,102,255,0.18), transparent 55%),
    linear-gradient(145deg,#071220,#030a14);
  border: 1px solid var(--border-soft);
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
}

.logo {
  width: 170px;
  margin-bottom: 16px;
}

h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(30px,4vw,42px);
  margin: 0 0 12px;
}

.subtitle {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 420px;
  margin-bottom: 24px;
}

.category-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.category-menu-toggle {
  display: none;
  margin-bottom: 12px;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  color: var(--text-main);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 11px 16px;
  background: rgba(9,19,32,0.95);
}

.category-buttons button,
.skip-btn,
.back-btn,
.add-cart-btn,
.toolbar-btn {
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  color: var(--text-main);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 44px;
}

.category-buttons button {
  padding: 9px 16px;
  background: rgba(9,19,32,0.95);
  transition: transform 260ms ease, background-color 260ms ease, box-shadow 260ms ease;
}

.category-buttons button:hover {
  background: var(--accent-gradient);
  color: #041014;
  border-color: transparent;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 24px rgba(0,0,0,0.28);
}

.skip-btn {
  margin-top: 18px;
  background: transparent;
  color: var(--accent);
  border: none;
}

#catalogue {
  display: none;
  padding: 44px 28px;
  max-width: 1200px;
  margin: auto;
}

.catalogue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.catalogue-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.back-btn,
.toolbar-btn {
  padding: 8px 16px;
  background: rgba(9,19,32,0.95);
  transition: transform 240ms ease, box-shadow 240ms ease, border-color 240ms ease;
}

.back-btn:hover,
.toolbar-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(24,160,255,0.55);
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

.catalogue-title {
  font-family:'Playfair Display', serif;
  font-size: 32px;
  margin: 0;
}

@media(max-width:900px){
  .welcome-card{
    grid-template-columns:1fr;
    padding:28px 18px;
  }
}

@media (max-width: 768px) {
  #welcome {
    height: auto;
    min-height: 100vh;
    align-items: stretch;
    padding: 14px;
  }

  .logo {
    width: 140px;
  }

  .subtitle {
    font-size: 14px;
    line-height: 1.45;
  }

  .category-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }

  .category-buttons {
    display: none;
    width: 100%;
    background: rgba(3, 10, 16, 0.92);
    border: 1px solid var(--border-soft);
    border-radius: 16px;
    padding: 12px;
  }

  .category-buttons.open {
    display: grid;
    grid-template-columns: 1fr;
  }

  .category-buttons button,
  .skip-btn,
  .back-btn,
  .toolbar-btn,
  .add-cart-btn {
    width: 100%;
    font-size: 11px;
    letter-spacing: 0.08em;
  }

  .skip-btn {
    margin-top: 14px;
    min-height: 44px;
  }

  .catalogue-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .catalogue-actions button {
    flex: 1 1 180px;
  }

  .catalogue-title {
    line-height: 1.2;
  }
}

@media(max-width:860px){
  #catalogue { padding: 24px 14px 36px; }

  .catalogue-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .catalogue-title { font-size: 28px; }
}

@media (max-width: 420px) {
  h1 {
    font-size: clamp(26px, 8vw, 34px);
    line-height: 1.2;
  }

  .welcome-card {
    border-radius: 20px;
    padding: 20px 14px;
  }

  #catalogue {
    padding: 16px 10px 28px;
  }
}