:root {
    --bg-base: #f3f4f6;
    --bg-surface: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f9fafb;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-blur: blur(20px);
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --accent: #2563eb;
    --accent-glow: rgba(37, 99, 235, 0.1);
    
    --bazos: #f59e0b;
    --sbazar: #ef4444;
    --facebook: #3b82f6;
    
    --radius-pill: 100px;
    --radius-xl: 32px;
    --radius-lg: 20px;
    --radius-md: 12px;
    
    --transition: all 0.4s cubic-bezier(0.2, 0, 0, 1);
}

[data-theme="dark"] {
    --bg-base: #000000;
    --bg-surface: #0a0a0a;
    --bg-card: #111111;
    --bg-card-hover: #161616;
    --glass-bg: rgba(18, 18, 18, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --text-muted: #555555;
    --accent-glow: rgba(37, 99, 235, 0.3);
}

*, *::before, *::after { 
    box-sizing: border-box; 
    margin: 0; 
    padding: 0; 
}

html { 
    font-size: 16px; 
    background-color: var(--bg-base);
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg-base);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Background Grain Texture */
body::after {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.04;
    pointer-events: none;
    z-index: 9999;
}

/* ============================================================
   HEADER / NAVIGATION (PILL DESIGN)
   ============================================================ */

header {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1200px;
    z-index: 1000;
    transition: var(--transition);
}

.header-inner {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    padding: 12px 24px;
    border-radius: var(--radius-pill);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

[data-theme="dark"] .header-inner {
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--text-primary);
    letter-spacing: -1px;
}

.logo-icon {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--accent), #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sources-badges {
    display: flex;
    gap: 8px;
}

.badge {
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid rgba(0,0,0,0.05);
}

[data-theme="dark"] .badge {
    border-color: rgba(255,255,255,0.1);
}

.badge-bazos { color: var(--bazos); background: rgba(245, 158, 11, 0.1); border-color: rgba(245, 158, 11, 0.2); }
.badge-sbazar { color: var(--sbazar); background: rgba(239, 68, 68, 0.1); border-color: rgba(239, 68, 68, 0.2); }
.badge-fb { color: var(--facebook); background: rgba(59, 130, 246, 0.1); border-color: rgba(59, 130, 246, 0.2); }

/* ============================================================
   THEME SWITCH
   ============================================================ */

.theme-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}
.theme-switch input { 
  opacity: 0; width: 0; height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 24px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 18px; width: 18px;
  left: 3px; bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--accent);
}
input:checked + .slider:before {
  transform: translateX(20px);
}
.theme-switch-wrapper { display: flex; align-items: center; }

/* ============================================================
   SEARCH SECTION (HERO)
   ============================================================ */

.search-section {
    padding-top: 140px;
    padding-bottom: 40px;
    background: radial-gradient(circle at top, var(--accent-glow) 0%, transparent 50%);
}

.search-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.search-bar {
    position: relative;
    margin-bottom: 32px;
}

.search-input-group {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-pill);
    display: flex;
    align-items: center;
    padding: 8px;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.search-input-group:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

.search-icon {
    width: 20px;
    height: 20px;
    margin: 0 16px;
    color: var(--text-secondary);
}

.search-input-group input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-family: inherit;
    padding: 12px 0;
}

.search-btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0 24px;
    height: 48px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

/* ============================================================
   FILTERS
   ============================================================ */

.filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    background: var(--bg-surface);
    padding: 24px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter-group label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.filter-group input, .filter-group select {
    background: var(--bg-base);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 12px;
    color: var(--text-primary);
    font-family: inherit;
    transition: var(--transition);
}

.filter-group input:focus, .filter-group select:focus {
    border-color: var(--accent);
    outline: none;
}

.checkbox-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    background: var(--bg-base);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.checkbox-label input {
    accent-color: var(--accent);
}

/* ============================================================
   RESULTS GRID (MOVIE STYLE)
   ============================================================ */

.results-section {
    padding: 40px 20px 100px;
}

.results-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
}

.result-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.result-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1), 0 0 20px rgba(37, 99, 235, 0.1);
}

[data-theme="dark"] .result-card:hover {
    box-shadow: 0 20px 40px rgba(0,0,0,0.6), 0 0 20px rgba(37, 99, 235, 0.1);
}

.card-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 5 / 4; /* Bazoš standard ratio */
    background: var(--bg-base);
    overflow: hidden;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.result-card:hover .card-image {
    transform: scale(1.1);
}

.card-source {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    backdrop-filter: blur(8px);
    background: rgba(0,0,0,0.6);
    border: 1px solid rgba(255,255,255,0.2);
}

.card-source.bazos { color: var(--bazos); }
.card-source.sbazar { color: var(--sbazar); }
.card-source.facebook { color: var(--facebook); }

.card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}

.card-title {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-top: auto;
}

.card-price.dohodou {
    color: var(--text-secondary);
    font-size: 1rem;
}

.card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
    margin-top: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 768px) {
    header { top: 12px; width: 95%; }
    .results-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
    .filters { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
    .filters { grid-template-columns: 1fr; }
    .badge { display: none; }
    .results-grid { grid-template-columns: 1fr; }
}