/* DJ Szymon - Premium Dark Theme */
:root {
    --bg-dark: #0a0a0a;
    --bg-panel: #161616;
    --primary-neon: #00f3ff;
    --secondary-neon: #bd00ff;
    --text-white: #ffffff;
    --text-gray: #a0a0a0;
    --glass-bg: rgba(22, 22, 22, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-heading: 'Orbitron', 'Bai Jamjuree', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

/* Typography */
h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.neon-text {
    color: var(--text-white);
    text-shadow: 0 0 10px rgba(0, 243, 255, 0.7),
        0 0 20px rgba(0, 243, 255, 0.5),
        0 0 30px rgba(189, 0, 255, 0.5);
}

.gradient-text {
    background: linear-gradient(90deg, var(--primary-neon), var(--secondary-neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-family: var(--font-heading);
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    border: 2px solid var(--primary-neon);
    color: var(--primary-neon);
    background: transparent;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--primary-neon);
    z-index: -1;
    transition: width 0.3s ease;
}

.btn:hover {
    color: var(--bg-dark);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.5);
}

.btn:hover::before {
    width: 100%;
}

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

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

.btn-secondary:hover {
    box-shadow: 0 0 20px rgba(189, 0, 255, 0.5);
}

/* Header / Nav */
.main-header {
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
}

.nav-links a {
    color: var(--text-gray);
    text-decoration: none;
    margin-left: 2rem;
    transition: color 0.3s;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.nav-links a:hover {
    color: var(--primary-neon);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at center, #1a1a2e 0%, #0a0a0a 100%);
    position: relative;
}

.hero::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 243, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 243, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.2;
    transform: perspective(500px) rotateX(60deg) translateY(100px) scale(2);
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    z-index: 1;
    max-width: 800px;
    padding: 20px;
}

.hero h2 {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-gray);
}

/* Pricing / Calculator Section */
.pricing-section {
    padding: 100px 0;
    background: var(--bg-panel);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.price-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.price-display {
    font-size: 3.5rem;
    font-family: var(--font-heading);
    color: var(--primary-neon);
    margin: 1rem 0;
    text-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
}

.price-details {
    margin-bottom: 2rem;
}

.price-detail-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--glass-border);
}

/* Calendar Section */
.booking-section {
    padding: 5rem 0;
    background: var(--bg-dark);
}

.calendar-wrapper {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.month-display {
    font-size: 1.5rem;
    font-family: var(--font-heading);
    color: var(--secondary-neon);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
    margin-bottom: 2rem;
}

.day-header {
    text-align: center;
    color: var(--text-gray);
    padding: 10px;
    font-weight: 600;
}

.day-cell {
    aspect-ratio: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    font-family: var(--font-heading);
}

.day-cell:hover:not(.disabled) {
    border-color: var(--primary-neon);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.2);
    transform: scale(1.05);
}

.day-cell.selected {
    background: var(--primary-neon);
    color: var(--bg-dark);
    box-shadow: 0 0 15px var(--primary-neon);
}

.day-cell.booked-full {
    background: rgba(255, 0, 50, 0.2);
    border-color: rgba(255, 0, 50, 0.5);
    color: #ff4d4d;
    cursor: not-allowed;
    text-decoration: line-through;
}

.day-cell.booked-partial {
    background: rgba(255, 165, 0, 0.15);
    /* Orange tint */
    color: #ffca28;
    border: 1px solid orange;
}

.day-cell.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Time Selector Grid */
.time-selector-area {
    margin-top: 3rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 2rem;
    display: none;
    animation: fadeIn 0.5s ease;
}

.time-selector-area.active {
    display: block;
}

.time-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.day-column h4 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--secondary-neon);
}

.slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
}

.time-slot {
    padding: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 5px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}

.time-slot:hover:not(.booked):not(.disabled) {
    border-color: var(--secondary-neon);
    box-shadow: 0 0 10px rgba(189, 0, 255, 0.3);
}

.time-slot.selected {
    background: var(--secondary-neon);
    color: white;
    box-shadow: 0 0 15px var(--secondary-neon);
}

.time-slot.booked {
    background: rgba(255, 0, 0, 0.1);
    color: #555;
    cursor: not-allowed;
    text-decoration: line-through;
}

/* Form */
.reservation-form {
    margin-top: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    display: none;
}

.reservation-form.active {
    display: block;
    animation: slideUp 0.5s ease;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-gray);
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 5px;
    color: white;
    font-family: var(--font-body);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-neon);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.1);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2.5rem;
    }

    .time-columns {
        grid-template-columns: 1fr;
    }

    .calendar-grid {
        gap: 5px;
    }

    .day-cell {
        border-radius: 5px;
        font-size: 0.9rem;
    }
}