/* Appointment Booking Section Styles */
.booking-section {
    padding: 150px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(to bottom, var(--space-dark), var(--deep-space));
}

.booking-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.booking-card {
    background: var(--space-light);
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.booking-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--neon-violet), var(--cyber-aqua));
}

.booking-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--starlight);
    text-align: center;
    text-shadow: 0 0 10px var(--cyber-aqua-glow);
}

.booking-subtitle {
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--cosmic-text);
    opacity: 0.8;
    font-size: 1.1rem;
}

.booking-form {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--starlight);
    font-family: 'Orbitron', sans-serif;
}

.form-input, .form-select, .form-textarea {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    font-family: 'Exo 2', sans-serif;
    transition: all var(--transition-fast) ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--cyber-aqua);
    box-shadow: 0 0 10px var(--cyber-aqua-glow);
}

.form-input::placeholder, .form-textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* Custom radio and checkbox styles */
.option-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.option-label {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    position: relative;
}

.option-label:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--cyber-aqua);
}

.option-input {
    display: none;
}

.option-input:checked + .option-label {
    background: rgba(6, 182, 212, 0.1);
    border-color: var(--cyber-aqua);
    box-shadow: 0 0 10px var(--cyber-aqua-glow);
}

.option-icon {
    margin-right: 0.8rem;
    font-size: 1.2rem;
    color: var(--cyber-aqua);
}

.option-text {
    font-weight: 500;
}

.form-submit {
    margin-top: 1.5rem;
    width: 100%;
    padding: 1.2rem;
    font-size: 1.1rem;
}

/* Success message */
.success-message {
    text-align: center;
    padding: 3rem 2rem;
    display: none;
}

.success-icon {
    font-size: 4rem;
    color: var(--matrix-green);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 15px var(--matrix-green-glow);
}

.success-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--starlight);
}

.success-text {
    color: var(--cosmic-text);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Form validation styles */
.form-input:invalid:not(:focus):not(:placeholder-shown) {
    border-color: var(--electric-orange);
    box-shadow: 0 0 10px var(--electric-orange-glow);
}

.form-input:valid:not(:focus):not(:placeholder-shown) {
    border-color: var(--matrix-green);
    box-shadow: 0 0 10px var(--matrix-green-glow);
}

.form-error {
    color: var(--electric-orange);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.form-input:invalid:not(:focus):not(:placeholder-shown) + .form-error {
    display: block;
}

/* Loading state */
.form-submit.loading {
    position: relative;
    color: transparent;
}

.form-submit.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive adjustments for booking form */
@media (max-width: 768px) {
    .booking-section {
        padding: 120px 0 80px;
    }
    
    .booking-card {
        padding: 2rem;
    }
    
    .booking-title {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .option-group {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .booking-card {
        padding: 1.5rem;
    }
    
    .booking-title {
        font-size: 1.8rem;
    }
    
    .success-message {
        padding: 2rem 1rem;
    }
    
    .success-icon {
        font-size: 3rem;
    }
    
    .success-title {
        font-size: 1.5rem;
    }
}