/**
 * WhatsApp Appointment Form - Styles
 * Version: 2.1.0 - Professional Form Only Design
 */

/* Form Wrapper */
.waf-form-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    max-width: 700px;
    margin: 60px auto;
    padding: 0 20px;
}

/* Form Container */
.waf-form-container {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    overflow: hidden;
}

/* Form Section */
.waf-form-section {
    padding: 50px 45px;
}

.waf-form-body {
    width: 100%;
}

/* Form Grid */
.waf-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

/* Form Group */
.waf-form-group {
    display: flex;
    flex-direction: column;
}

.waf-form-group.waf-full-width {
    grid-column: 1 / -1;
}

/* Labels */
.waf-label {
    font-size: 15px;
    font-weight: 500;
    color: #374151;
    margin-bottom: 8px;
    display: block;
    letter-spacing: 0.01em;
}

.waf-required {
    color: var(--waf-primary-color, #ff6b35);
    margin-left: 2px;
}

/* Input Fields */
.waf-input,
.waf-textarea,
.waf-select {
    width: 100%;
    padding: 13px 16px;
    font-size: 15px;
    font-family: inherit;
    color: #1f2937;
    background: #ffffff;
    border: 1.5px solid #d1d5db;
    border-radius: 10px;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.waf-input:hover,
.waf-textarea:hover,
.waf-select:hover {
    border-color: #9ca3af;
}

.waf-input:focus,
.waf-textarea:focus,
.waf-select:focus {
    outline: none;
    border-color: var(--waf-primary-color, #ff6b35);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.12);
}

.waf-input::placeholder,
.waf-textarea::placeholder {
    color: #9ca3af;
}

/* Select Dropdown */
.waf-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14'%3E%3Cpath fill='%236b7280' d='M7 10L2 5h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 44px;
}

.waf-textarea {
    min-height: 130px;
    resize: vertical;
    font-family: inherit;
    line-height: 1.6;
}

/* Error Messages */
.waf-error {
    display: none;
    color: #dc2626;
    font-size: 13px;
    margin-top: 6px;
    font-weight: 500;
}

.waf-error.waf-show {
    display: block;
}

/* Submit Button */
.waf-submit-button {
    width: 100%;
    padding: 15px 32px;
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    color: #ffffff;
    background: linear-gradient(135deg, var(--waf-primary-color, #ff6b35) 0%, var(--waf-secondary-color, #ff5722) 100%);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
    box-shadow: 0 4px 14px 0 rgba(255, 107, 53, 0.35);
}

.waf-submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(255, 107, 53, 0.45);
}

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

.waf-submit-button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.25), 0 6px 20px 0 rgba(255, 107, 53, 0.45);
}

/* Loading State */
.waf-submit-button.waf-loading {
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
}

.waf-submit-button.waf-loading::after {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-left: 10px;
    border: 2px solid #ffffff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: waf-spin 0.6s linear infinite;
}

@keyframes waf-spin {
    to { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .waf-form-wrapper {
        margin: 40px auto;
        padding: 0 16px;
    }
    
    .waf-form-section {
        padding: 40px 30px;
    }
    
    .waf-form-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .waf-form-container {
        border-radius: 14px;
    }
}

@media (max-width: 480px) {
    .waf-form-wrapper {
        margin: 30px auto;
        padding: 0 12px;
    }
    
    .waf-form-section {
        padding: 30px 20px;
    }
    
    .waf-form-grid {
        gap: 18px;
    }
    
    .waf-label {
        font-size: 14px;
    }
    
    .waf-input,
    .waf-textarea,
    .waf-select {
        padding: 12px 14px;
        font-size: 14px;
        border-radius: 8px;
    }
    
    .waf-submit-button {
        padding: 13px 28px;
        font-size: 15px;
        border-radius: 8px;
    }
    
    .waf-form-container {
        border-radius: 12px;
    }
}

@media (max-width: 360px) {
    .waf-form-section {
        padding: 25px 16px;
    }
    
    .waf-input,
    .waf-textarea,
    .waf-select {
        padding: 11px 12px;
        font-size: 14px;
    }
}

/* Accessibility */
.waf-input:focus-visible,
.waf-textarea:focus-visible,
.waf-select:focus-visible,
.waf-submit-button:focus-visible {
    outline: 2px solid var(--waf-primary-color, #ff6b35);
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .waf-form-container {
        border: 2px solid #000000;
    }
    
    .waf-input,
    .waf-textarea,
    .waf-select {
        border-width: 2px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .waf-input,
    .waf-textarea,
    .waf-select,
    .waf-submit-button {
        transition: none;
    }
    
    .waf-submit-button:hover {
        transform: none;
    }
    
    @keyframes waf-spin {
        to { transform: none; }
    }
}

/* Print Styles */
@media print {
    .waf-submit-button {
        display: none;
    }
    
    .waf-form-container {
        box-shadow: none;
        border: 1px solid #000000;
    }
}

/* Dark Background Support */
@media (prefers-color-scheme: dark) {
    .waf-form-container {
        box-shadow: 0 8px 16px -2px rgba(0, 0, 0, 0.3), 0 4px 8px -2px rgba(0, 0, 0, 0.2);
    }
}