/* =================================================================
   ARROCKALIPSIS - Rock Concert Guide Stylesheet
   Dark, modern, and mobile-first design
   ================================================================= */

:root {
    /* Colors */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #1a1a1a;
    --color-bg-tertiary: #2a2a2a;
    --color-bg-card: #1f1f1f;
    
    --color-primary: #e63946;
    --color-primary-dark: #c32f3a;
    --color-primary-light: #ff4757;
    
    --color-accent-orange: #ff6b35;
    --color-accent-yellow: #ffbe0b;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-text-tertiary: #808080;
    
    --color-border: #333333;
    --color-border-light: #404040;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-orange) 100%);
    --gradient-hero: linear-gradient(180deg, rgba(10, 10, 10, 0.7) 0%, rgba(10, 10, 10, 0.95) 100%);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Bebas Neue', cursive;
    --font-rock: 'Rock Salt', cursive;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Borders */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.6);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* =================================================================
   RESET & BASE STYLES
   ================================================================= */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

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

/* =================================================================
   UTILITY CLASSES
   ================================================================= */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

.loading-spinner {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--color-text-secondary);
    font-size: 1.2rem;
}

.loading-spinner i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* =================================================================
   NAVIGATION
   ================================================================= */

.navbar {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
}

.nav-brand {
    z-index: 1001;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.instagram-badge {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border-radius: 10px;
    color: white;
    font-size: 1.3rem;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.instagram-badge:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-lg);
    color: white;
}

.logo {
    font-family: var(--font-display);
    font-size: 2rem;
    letter-spacing: 2px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 20px rgba(230, 57, 70, 0.3);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-link {
    padding: var(--spacing-xs) var(--spacing-md);
    color: var(--color-text-secondary);
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: rgba(230, 57, 70, 0.1);
}

.nav-link i {
    font-size: 1rem;
}

.nav-admin {
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid var(--color-accent-orange);
    color: var(--color-accent-orange);
}

.nav-admin:hover {
    background: rgba(255, 107, 53, 0.2);
}

/* =================================================================
   BUTTONS
   ================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--color-text-primary);
}

.btn-secondary {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
    color: var(--color-text-primary);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-text-primary);
}

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

.btn-link {
    background: transparent;
    color: var(--color-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-weight: 500;
}

.btn-link:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =================================================================
   HERO SECTION
   ================================================================= */

.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: 
        linear-gradient(180deg, rgba(10, 10, 10, 0.7) 0%, rgba(10, 10, 10, 0.9) 100%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><linearGradient id="g1" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%23e63946;stop-opacity:0.3"/><stop offset="100%" style="stop-color:%23ff6b35;stop-opacity:0.1"/></linearGradient></defs><path d="M0,400 Q300,200 600,400 T1200,400 L1200,800 L0,800 Z" fill="url(%23g1)"/></svg>') no-repeat center center;
    background-size: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, var(--color-bg-primary) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 100%;
    padding: var(--spacing-xl) 0;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 7rem);
    letter-spacing: 8px;
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(230, 57, 70, 0.5);
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(230, 57, 70, 0.5)); }
    50% { filter: drop-shadow(0 0 40px rgba(230, 57, 70, 0.8)); }
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.hero-search {
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    box-shadow: var(--shadow-xl);
}

.search-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    align-items: end;
}

.search-field {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm);
    transition: all var(--transition-fast);
}

.search-field:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(230, 57, 70, 0.2);
}

.search-field i {
    color: var(--color-primary);
    margin-right: var(--spacing-sm);
}

.search-field input,
.search-field select {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    font-size: 1rem;
    outline: none;
}

.search-field input::placeholder {
    color: var(--color-text-tertiary);
}

.search-field select {
    cursor: pointer;
}

.search-field select option {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounce 2s infinite;
}

.hero-scroll i {
    font-size: 2rem;
    color: var(--color-primary);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* =================================================================
   AD SPACES
   ================================================================= */

.ad-space {
    padding: var(--spacing-lg) 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ad-placeholder {
    background: var(--color-bg-secondary);
    border: 2px dashed var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--color-text-tertiary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.ad-placeholder i {
    font-size: 2rem;
    opacity: 0.5;
}

.ad-horizontal .ad-placeholder {
    width: 728px;
    height: 90px;
    max-width: 100%;
}

.ad-sidebar .ad-placeholder {
    width: 300px;
    height: 250px;
}

/* =================================================================
   MAIN CONTENT
   ================================================================= */

.main-content {
    padding: var(--spacing-xxl) 0;
}

.section {
    margin-bottom: var(--spacing-xxl);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-text-primary);
}

.section-title i {
    color: var(--color-primary);
}

/* =================================================================
   EVENT CARDS
   ================================================================= */

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.event-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
    cursor: pointer;
}

.event-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.event-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
    position: relative;
}

.event-card-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    box-shadow: var(--shadow-md);
}

.event-card-content {
    padding: var(--spacing-md);
}

.event-card-date {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-accent-orange);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.event-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.event-card-bands {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.event-card-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.event-card-styles {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.style-tag {
    background: rgba(230, 57, 70, 0.2);
    color: var(--color-primary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.event-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.event-card-price {
    font-weight: 700;
    color: var(--color-accent-yellow);
}

.event-card-price.free {
    color: var(--color-accent-orange);
}

/* =================================================================
   BANDS GRID
   ================================================================= */

.bands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.band-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.band-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.band-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.spotify-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 215, 96, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    opacity: 0;
    transition: all var(--transition-normal);
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: none;
}

.spotify-overlay i {
    font-size: 3rem;
}

.band-card:hover .spotify-overlay {
    opacity: 1;
}

.band-card-content {
    padding: var(--spacing-md);
}

.band-card-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.band-card-origin {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.band-card-styles {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.band-card-social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border-radius: 50%;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-icon:hover {
    background: var(--color-primary);
    color: var(--color-text-primary);
    transform: translateY(-3px);
}

/* =================================================================
   FOOTER
   ================================================================= */

.footer {
    background: var(--color-bg-secondary);
    border-top: 2px solid var(--color-primary);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 2px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.footer-subtitle {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.footer-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
}

.footer-links a:hover {
    color: var(--color-primary);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border-radius: 50%;
    color: var(--color-text-secondary);
    font-size: 1.2rem;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--color-primary);
    color: var(--color-text-primary);
    transform: translateY(-3px);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    color: var(--color-text-primary);
    outline: none;
}

.newsletter-form input:focus {
    border-color: var(--color-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-tertiary);
}

.footer-bottom i {
    color: var(--color-primary);
}