/**
 * Base & Layout Styles — Premium Jewelry Brand Demo
 */

/* ==========================================================================
   CSS Reset & Base Rules
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden !important;
  max-width: 100vw;
  width: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-text-dark);
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden !important;
  max-width: 100vw;
  width: 100%;
  position: relative;
}

/* Luxury Typography Presets */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-heading-primary);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-text-dark);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.25rem, 4.5vw, 3.75rem); }
h2 { font-size: clamp(1.85rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.35rem, 2.2vw, 1.85rem); }
h4 { font-size: 1.25rem; }

.font-editorial {
  font-family: var(--font-heading-secondary);
  font-style: italic;
  letter-spacing: 0.02em;
}

/* Eyebrow / Sub-heading */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-xs);
}

.text-muted {
  color: var(--color-text-muted);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* ==========================================================================
   Container & Section Spacing
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-gutter);
}

.container-narrow {
  width: 100%;
  max-width: 1080px;
  margin-inline: auto;
  padding-inline: var(--container-gutter);
}

.section {
  padding-block: clamp(3.5rem, 7vw, 7.5rem);
}

.section-dark {
  background-color: var(--color-primary);
  color: var(--color-text-light);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-text-light);
}

.section-dark .text-muted {
  color: var(--color-text-light-muted);
}

.section-surface {
  background-color: var(--color-surface);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.section-header h2 {
  margin-bottom: var(--space-sm);
}

.section-header p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
}

.section-dark .section-header p {
  color: var(--color-text-light-muted);
}

/* Section Header Left Aligned */
.section-header-left {
  text-align: left;
  margin-inline: 0;
  max-width: 720px;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

/* ==========================================================================
   Buttons & Interactive Elements
   Restrained, Slightly Squared, Elegant
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.85rem 1.85rem;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition-smooth);
  white-space: nowrap;
  position: relative;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(var(--color-accent-rgb), 0.25);
}

.btn-primary:hover {
  background-color: var(--color-highlight);
  color: var(--color-primary);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background-color: var(--color-secondary-light);
  transform: translateY(-1px);
}

.btn-outline {
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  background-color: transparent;
}

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

.btn-outline-gold {
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  background-color: transparent;
}

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

.btn-outline-white {
  border: 1px solid rgba(var(--color-background-rgb), 0.5);
  color: var(--color-background);
  background-color: transparent;
}

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

.btn-text {
  padding: 0;
  background: none;
  color: var(--color-accent);
  font-weight: 500;
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

.btn-text::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--color-accent);
  transform: scaleX(0.8);
  transform-origin: left;
  transition: transform var(--transition-fast);
}

.btn-text:hover::after {
  transform: scaleX(1);
}

.btn-whatsapp {
  background-color: #25D366;
  color: #ffffff;
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
  background-color: #20BA5A;
  color: #ffffff;
  transform: translateY(-1px);
}

/* ==========================================================================
   Grid Systems
   ========================================================================== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }
}

@media (max-width: 640px) {
  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

/* Accessible focus ring */
/* Accessible focus ring */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Animations respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Universal icon token adaptation */
svg[stroke="#c9a44c"],
svg[stroke="#b08d4f"] {
  stroke: var(--color-accent) !important;
}

svg[fill="#c9a44c"],
svg[fill="#b08d4f"] {
  fill: var(--color-accent) !important;
}