:root {
    /* --- SYSTEM COLORS --- */

    /* Branding - Modern & Premium */
    --brand-primary: #e63946;
    /* Action Red */
    --brand-primary-dark: #c1121f;
    --brand-primary-gradient: linear-gradient(135deg, #e63946, #d62828);

    --brand-secondary: #0f172a;
    /* Deep Navy */
    --brand-secondary-gradient: linear-gradient(135deg, #1e293b, #0f172a);

    --brand-accent: #3b82f6;
    /* Bright Blue for UI accents */

    /* Backgrounds */
    --bg-page: #f8fafc;
    /* Cool White */
    --bg-card: #ffffff;

    /* Text */
    --text-main: #1e293b;
    /* Slate 800 */
    --text-muted: #64748b;
    /* Slate 500 */

    /* Functional */
    --color-border: #e2e8f0;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;

    /* Ticket Status */
    --ticket-available-bg: #ffffff;
    --ticket-available-border: #e2e8f0;
    --ticket-available-text: #334155;

    --ticket-selected-bg: #e63946;
    --ticket-selected-text: #ffffff;

    /* Sold: Premium Transparent Red */
    --ticket-sold-bg: rgba(239, 68, 68, 0.1);
    --ticket-sold-border: rgba(239, 68, 68, 0.2);
    --ticket-sold-text: #b91c1c;

    /* Dimensions */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-pill: 50px;

    --container-max: 1200px;

    /* Effects */
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(230, 57, 70, 0.3);

    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
}

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

body {
    background-color: var(--bg-page);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--brand-secondary);
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.2s;
}

ul {
    list-style: none;
}

i,
.ph {
    vertical-align: middle;
    margin-bottom: 2px;
}

/* --- LAYOUT --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

.container-sm {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.mt-4 {
    margin-top: 1.5rem;
}

/* --- TOP COUNTDOWN BAR --- */
.top-countdown-bar {
    background: var(--brand-primary-dark);
    color: white;
    padding: 0.75rem 0;
    font-family: var(--font-heading);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1001;
}

.countdown-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.countdown-label {
    font-weight: 700;
    letter-spacing: 1px;
    font-size: 0.9rem;
    opacity: 0.9;
}

.countdown-timer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.time-block {
    text-align: center;
    min-width: 40px;
}

.time-block .days,
.time-block .hours,
.time-block .minutes,
.time-block .seconds {
    display: block;
    font-weight: 800;
    font-size: 1.25rem;
    line-height: 1;
}

.time-block .label {
    font-size: 0.6rem;
    opacity: 0.8;
    letter-spacing: 0.5px;
}

.separator {
    font-weight: 700;
    opacity: 0.5;
    margin-bottom: 0.75rem;
}

/* --- HEADER --- */
.header {
    background: white;
    box-shadow: var(--shadow-soft);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon i {
    font-size: 2rem;
    color: var(--brand-primary);
}

.logo-text h1 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--brand-secondary);
    letter-spacing: -0.01em;
}

.logo-text p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* --- CARDS --- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-soft);
    margin-bottom: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: #cbd5e1;
}

/* --- HERO --- */
.hero {
    background: var(--brand-secondary-gradient);
    color: white;
    text-align: center;
    padding: 5rem 2rem;
    border-radius: 0 0 3rem 3rem;
    margin-bottom: 4rem;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero p {
    opacity: 0.9;
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

/* --- STATS --- */
.stats-container {
    margin-top: -4rem;
    position: relative;
    z-index: 10;
    padding: 0 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: var(--container-max);
    margin: 0 auto;
}

.stat-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-hover);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid rgba(0, 0, 0, 0.03);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon i {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
    color: var(--brand-primary);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--brand-secondary);
    margin: 0.5rem 0;
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* --- BUTTONS (PREMIUM UPGRADE) --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    text-transform: uppercase;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn i {
    font-size: 1.25rem;
}

.btn-primary {
    background: var(--brand-primary-gradient);
    color: white;
    box-shadow: 0 10px 20px -5px rgba(230, 57, 70, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -5px rgba(230, 57, 70, 0.5);
    filter: brightness(110%);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-large {
    padding: 1.25rem 3.5rem;
    font-size: 1.1rem;
}

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

.btn-outline:hover {
    border-color: var(--brand-secondary);
    color: var(--brand-secondary);
    background: #f8fafc;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    filter: grayscale(1);
}

/* --- STICKY CHECKOUT BAR --- */
body {
    padding-bottom: 120px;
}

/* Prevent footer overlap */

#sticky-checkout-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--color-border);
    padding: 1rem 2rem;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
    z-index: 2000;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#sticky-checkout-bar.visible {
    transform: translateY(0);
}

.checkout-bar-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.selected-tickets-display {
    display: flex;
    align-items: center;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 4px;
    /* Scrollbar spacing */
    flex: 1;
}

.ticket-pill {
    background: var(--brand-secondary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.ticket-pill i {
    cursor: pointer;
    opacity: 0.8;
    transition: 0.2s;
}

.ticket-pill i:hover {
    opacity: 1;
    transform: scale(1.2);
}

.checkout-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-shrink: 0;
}

/* --- FORMS --- */
.form-input,
select {
    width: 100%;
    padding: 1rem 1.25rem;
    background: white;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all 0.2s;
    color: var(--text-main);
}

.form-input:focus {
    outline: none;
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--brand-secondary);
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 1.75rem;
}

/* --- TICKETS --- */
.tickets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(65px, 1fr));
    gap: 12px;
    padding: 2rem 0;
}

.ticket-item {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    background: white;
    border: 1px solid var(--color-border);
    color: var(--text-muted);
}

.ticket-available:hover {
    border-color: var(--brand-accent);
    color: var(--brand-secondary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-soft);
    z-index: 2;
}

.ticket-selected {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: white;
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
    z-index: 10;
}

.ticket-sold,
.ticket-reserved {
    background: var(--ticket-sold-bg);
    border-color: var(--ticket-sold-border);
    color: var(--ticket-sold-text);
    cursor: not-allowed;
    font-weight: 600;
}

/* --- PAGINATION --- */
#pagination-controls {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 3rem;
}

#pagination-controls button {
    width: 44px;
    height: 44px;
    padding: 0;
    background: white;
    border: 1px solid var(--color-border);
    color: var(--text-main);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

#pagination-controls button#btn-prev,
#pagination-controls button#btn-next,
#pagination-controls button#btn-first,
#pagination-controls button#btn-last {
    width: auto;
    padding: 0 1.25rem;
}

#pagination-controls button:hover:not(:disabled) {
    background: var(--bg-page);
    border-color: var(--text-muted);
    transform: translateY(-1px);
}

#pagination-controls button.btn-primary {
    background: var(--brand-secondary);
    color: white;
    border-color: var(--brand-secondary);
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.2);
}

#pagination-controls button.btn-primary:hover {
    background: #0f172a;
    transform: translateY(-2px);
}

/* --- FOOTER --- */
.footer {
    background: var(--brand-secondary);
    color: white;
    padding: 5rem 0 3rem;
    margin-top: 5rem;
    text-align: center;
}

.footer a {
    color: #cbd5e1;
    border-bottom: 1px solid transparent;
    transition: 0.2s;
}

.footer a:hover {
    color: white;
    border-color: white;
}

/* --- UTILITIES --- */
.fade-in-up {
    animation: fadeInUp 0.5s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid var(--brand-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    .hero {
        padding: 3rem 1rem;
        border-radius: 0 0 2rem 2rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .tickets-grid {
        grid-template-columns: repeat(auto-fill, minmax(50px, 1fr));
        gap: 6px;
    }

    .ticket-item {
        font-size: 0.75rem;
    }

    .card {
        padding: 1.5rem;
    }

    .btn-large {
        padding: 1rem 2rem;
        width: 100%;
    }
}