/* ============================================================
   La Genozia Rock Limited — Crystal Shop
   Art Direction: Earthy, organic, refined — amethyst purple accent
   ============================================================ */

/* --- Fonts --- */
/* Zodiak (display, serif — organic/warm) + Satoshi (body, sans — clean) */

/* --- Design Tokens --- */
:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* Fonts */
  --font-display: 'Zodiak', 'Georgia', serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;
}

/* --- Light Mode (default) --- */
:root, [data-theme="light"] {
  --color-bg:             #FAF8F5;
  --color-surface:        #FFFFFF;
  --color-surface-2:      #F5F2ED;
  --color-surface-offset: #EDE8E1;
  --color-border:         #D8D2C8;
  --color-divider:        #E5E0D8;

  --color-text:           #2C2520;
  --color-text-muted:     #7A7068;
  --color-text-faint:     #B5ADA5;
  --color-text-inverse:   #FAF8F5;

  /* Primary — Amethyst Purple */
  --color-primary:        #7B5EA7;
  --color-primary-hover:  #634B8C;
  --color-primary-active: #4E3A6E;

  /* Accent — Rose Quartz Pink */
  --color-accent:         #C4899A;
  --color-accent-hover:   #B07388;

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0.3 0.02 60 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.3 0.02 60 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.3 0.02 60 / 0.12);
}

/* --- Dark Mode --- */
[data-theme="dark"] {
  --color-bg:             #1A1816;
  --color-surface:        #221F1C;
  --color-surface-2:      #2A2723;
  --color-surface-offset: #1E1C19;
  --color-border:         #3D3831;
  --color-divider:        #302B25;

  --color-text:           #E5DDD5;
  --color-text-muted:     #9A9088;
  --color-text-faint:     #5E5650;
  --color-text-inverse:   #1A1816;

  --color-primary:        #A88DCB;
  --color-primary-hover:  #BFA5DD;
  --color-primary-active: #8E72B0;

  --color-accent:         #D4A0B0;
  --color-accent-hover:   #E0B5C2;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #1A1816;
    --color-surface:        #221F1C;
    --color-surface-2:      #2A2723;
    --color-surface-offset: #1E1C19;
    --color-border:         #3D3831;
    --color-divider:        #302B25;
    --color-text:           #E5DDD5;
    --color-text-muted:     #9A9088;
    --color-text-faint:     #5E5650;
    --color-text-inverse:   #1A1816;
    --color-primary:        #A88DCB;
    --color-primary-hover:  #BFA5DD;
    --color-primary-active: #8E72B0;
    --color-accent:         #D4A0B0;
    --color-accent-hover:   #E0B5C2;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
  }
}

/* ============================================================
   COMPONENTS
   ============================================================ */

/* --- Header --- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-4) var(--space-6);
}

.header-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.logo-link svg {
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.logo-text span {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.01em;
}

nav a:hover {
  color: var(--color-primary);
}

.theme-toggle {
  padding: var(--space-2);
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

/* Mobile nav */
.mobile-menu-btn {
  display: none;
  padding: var(--space-2);
  color: var(--color-text);
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: block; }
  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4) var(--space-6);
    gap: var(--space-4);
  }
  nav.open { display: flex; }
  nav a { font-size: var(--text-base); padding: var(--space-2) 0; }
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: var(--space-16) var(--space-6);
}

.hero-gradient {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(123, 94, 167, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(196, 137, 154, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(123, 94, 167, 0.08) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-surface-2) 0%, var(--color-bg) 100%);
}

[data-theme="dark"] .hero-gradient {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(168, 141, 203, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(212, 160, 176, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(168, 141, 203, 0.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-surface-2) 0%, var(--color-bg) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.01em;
}

.hero p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 50ch;
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

.hero-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: transparent;
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-full);
  text-decoration: none;
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-surface-2);
  border-color: var(--color-text-muted);
}

/* --- Section --- */
.section {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-6);
}

.section-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.section-header p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 50ch;
  margin-inline: auto;
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

/* --- Product Cards --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: var(--space-6);
}

.product-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.product-card-img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-surface-2);
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card:hover .product-card-img img {
  transform: scale(1.04);
}

.product-card-body {
  padding: var(--space-5);
}

.product-card-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.product-card-body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.product-price {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}

/* --- Features --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: var(--space-6);
}

.feature-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-divider);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: oklch(from var(--color-primary) l c h / 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.feature-card h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.feature-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- How to Order --- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(220px, 100%), 1fr));
  gap: var(--space-8);
  counter-reset: step;
}

.step-card {
  text-align: center;
  counter-increment: step;
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin: 0 auto var(--space-4);
}

.step-card h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.step-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  max-width: 30ch;
  margin-inline: auto;
}

/* --- About Section --- */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (max-width: 768px) {
  .about-layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

.about-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--color-surface-2);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-text h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.about-text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

/* --- Contact --- */
.contact-section {
  background: var(--color-surface-2);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: var(--space-6);
}

.contact-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-divider);
  text-align: center;
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: oklch(from var(--color-primary) l c h / 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  color: var(--color-primary);
}

.contact-card h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.contact-card p, .contact-card a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.contact-card a {
  text-decoration: none;
  color: var(--color-primary);
}

.contact-card a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-8) var(--space-6);
  text-align: center;
}

.footer-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
}

.footer p, .footer a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer a {
  text-decoration: none;
}

.footer a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  margin-bottom: var(--space-4);
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Price Badge --- */
.price-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: oklch(from var(--color-primary) l c h / 0.08);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-primary);
  margin-top: var(--space-4);
}

/* --- Divider --- */
.section-divider {
  max-width: var(--content-default);
  margin-inline: auto;
  height: 1px;
  background: var(--color-divider);
}