/* RetroTech Computer Rental - Modern Youthful Design */

:root {
    --neon-blue: #00D4FF;
    --neon-pink: #FF006B;
    --neon-orange: #FF6B35;
    --dark-bg: #0A0E27;
    --darker-bg: #050714;
    --card-bg: #1A1F3A;
    --text-light: #E0E6ED;
    --text-dim: #8B93A7;
    --success-green: #00FF88;
    --gradient-primary: linear-gradient(135deg, #00D4FF 0%, #0099FF 100%);
    --gradient-accent: linear-gradient(135deg, #FF006B 0%, #FF6B35 100%);
}

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

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-light);
    background: var(--darker-bg);
    background-image:
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 0, 107, 0.05) 0%, transparent 50%);
    background-attachment: fixed;
}

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

.hero-header {
    background: var(--dark-bg);
    position: relative;
    overflow: hidden;
    padding: 120px 20px;
    text-align: center;
}

.hero-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(45deg, transparent 30%, rgba(0, 212, 255, 0.1) 50%, transparent 70%),
        linear-gradient(-45deg, transparent 30%, rgba(255, 0, 107, 0.1) 50%, transparent 70%);
    animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-header h1 {
    font-size: 4.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    letter-spacing: -2px;
}

.hero-header .subtitle {
    font-size: 1.8rem;
    color: var(--neon-orange);
    font-weight: 600;
    margin-bottom: 10px;
}

.hero-header .tagline {
    font-size: 1.1rem;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto;
}

.rental-section {
    padding: 80px 20px;
    background: var(--dark-bg);
}

.rental-section h2 {
    text-align: center;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-light);
}

.form-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
    color: var(--text-dim);
    font-size: 1.15rem;
}

.rental-form {
    max-width: 900px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 60px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(0, 212, 255, 0.2);
}

.form-group {
    margin-bottom: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

label {
    display: block;
    margin-bottom: 10px;
    color: var(--neon-blue);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 0.5px;
}

.field-hint {
    display: block;
    font-size: 0.85rem;
    color: var(--text-dim);
    font-weight: 400;
    margin-top: 5px;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid rgba(0, 212, 255, 0.3);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    background: rgba(10, 14, 39, 0.6);
    color: var(--text-light);
    transition: all 0.3s ease;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    background: rgba(10, 14, 39, 0.8);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

select {
    cursor: pointer;
}

.submit-button {
    width: 100%;
    padding: 20px 40px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 20px;
}

.submit-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.5);
}

.submit-button:active {
    transform: translateY(0);
}

.submit-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.error-message {
    background: rgba(255, 0, 107, 0.1);
    border: 2px solid var(--neon-pink);
    color: var(--neon-pink);
    padding: 18px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-size: 1rem;
}

.loading-message {
    text-align: center;
    padding: 40px;
    background: rgba(0, 212, 255, 0.05);
    border-radius: 12px;
    margin-bottom: 25px;
}

.spinner {
    border: 4px solid rgba(0, 212, 255, 0.2);
    border-top: 4px solid var(--neon-blue);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.footer {
    background: var(--darker-bg);
    color: var(--text-dim);
    text-align: center;
    padding: 40px 20px;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer p {
    margin: 8px 0;
}

.footer-note {
    font-size: 0.95rem;
    color: var(--neon-blue);
}

.preview-section {
    padding: 60px 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.preview-intro {
    text-align: center;
    color: var(--text-dim);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.rental-details {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    margin-bottom: 40px;
    border: 2px solid rgba(0, 212, 255, 0.2);
}

.rental-details h3 {
    color: var(--neon-blue);
    margin-bottom: 30px;
    font-size: 1.8rem;
    border-bottom: 2px solid rgba(0, 212, 255, 0.3);
    padding-bottom: 15px;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.detail-item {
    padding: 15px 0;
}

.detail-item.full-width {
    grid-column: 1 / -1;
}

.detail-item strong {
    display: block;
    color: var(--neon-orange);
    font-size: 0.9rem;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.detail-item span {
    display: block;
    font-size: 1.2rem;
    color: var(--text-light);
}

.document-preview {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    margin-bottom: 40px;
    border: 2px solid rgba(255, 107, 53, 0.2);
}

.document-preview h3 {
    color: var(--neon-orange);
    margin-bottom: 30px;
    font-size: 1.8rem;
    border-bottom: 2px solid rgba(255, 107, 53, 0.3);
    padding-bottom: 15px;
}

.tbs-document {
    background: rgba(10, 14, 39, 0.6);
    border: 2px solid rgba(0, 212, 255, 0.3);
    padding: 30px;
    border-radius: 12px;
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    line-height: 1.9;
    overflow-x: auto;
}

.tbs-document .messageTable {
    border-collapse: collapse;
    margin: 15px 0;
}

.tbs-document .messageTable td {
    padding: 8px 15px 8px 0;
    vertical-align: top;
}

.action-buttons {
    display: flex;
    gap: 25px;
    justify-content: center;
    margin: 40px 0;
}

.btn {
    padding: 20px 50px;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    min-width: 250px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.5);
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: transparent;
    color: var(--neon-blue);
    border: 2px solid var(--neon-blue);
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.3);
}

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

@media (max-width: 768px) {
    .hero-header h1 {
        font-size: 3rem;
    }
    .hero-header .subtitle {
        font-size: 1.4rem;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .rental-form {
        padding: 40px 25px;
    }
    .action-buttons {
        flex-direction: column;
    }
    .btn {
        width: 100%;
    }
    .detail-grid {
        grid-template-columns: 1fr;
    }
}