/* public_html/assets/css/design-system.css — Modern Design System (Ultra-Refined) */

:root {
  /* Premium Brand Palette: Deep Indigo & Electric Sapphire */
  --color-primary: #0f172a;           /* Deep Slate Navy */
  --color-primary-hover: #1e293b;
  --color-primary-light: #f8fafc;
  --color-accent: #2563eb;            /* Modern Royal Blue */
  --color-accent-hover: #1d4ed8;
  --color-accent-light: #eff6ff;
  --color-accent-gradient: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%);
  --color-warm-accent: #f97316;        /* Vibrant Orange for CTA / Discounts */
  --color-warm-accent-hover: #ea580c;

  /* Semantic feedback */
  --color-success: #10b981;
  --color-success-light: #ecfdf5;
  --color-warning: #f59e0b;
  --color-warning-light: #fffbeb;
  --color-danger: #ef4444;
  --color-danger-light: #fef2f2;
  --color-info: #06b6d4;
  --color-info-light: #ecfeff;

  /* Clean background & card surfaces */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-hover: #f1f5f9;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  --color-divider: #f1f5f9;

  /* Spacing Scale */
  --space-2xs: 2px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* High Quality Typography */
  --font-sans: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-size-2xs: 0.7rem;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Rounded Borders */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* Subtle, elevation-based modern drop shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 4px 0 rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.08), 0 4px 8px -2px rgba(15, 23, 42, 0.03);
  --shadow-xl: 0 20px 32px -4px rgba(15, 23, 42, 0.12), 0 8px 16px -4px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.25);

  /* Smooth animations */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 350ms cubic-bezier(0.34, 1.56, 0.64, 1);

  --container-max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
}

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

a:hover {
  color: var(--color-accent-hover);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  outline: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

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

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.btn-primary, .btn-primary-custom {
  background: var(--color-accent);
  color: #ffffff !important;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover, .btn-primary-custom:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
  color: #ffffff !important;
  text-decoration: none;
}

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

.btn-outline:hover, .btn-outline-custom:hover {
  background: var(--color-surface);
  border-color: var(--color-text);
  color: var(--color-text);
  text-decoration: none;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
}

.btn-xs {
  padding: 0.25rem 0.55rem;
  font-size: var(--font-size-2xs);
  border-radius: var(--radius-xs);
}

.btn-danger {
  background: var(--color-danger);
  color: #ffffff;
}
.btn-danger:hover {
  background: #dc2626;
  color: #ffffff;
}

/* Modern Alerts */
.store-alert, .flash {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.alert-success, .flash-success {
  background: var(--color-success-light);
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.alert-error, .flash-error {
  background: var(--color-danger-light);
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.6rem;
  font-size: var(--font-size-2xs);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
  line-height: 1;
}

.badge.in-stock {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge.out-of-stock {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.pagination a,
.pagination .page-current {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.pagination a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  text-decoration: none;
}

.pagination .page-current {
  color: #ffffff;
  background: var(--color-accent-gradient);
  border-color: transparent;
}