/**
 * Face Recognition OSINT - Frontend Styles
 */

/* ========================================
   Variables
   ======================================== */
:root {
    --fr-primary: #dc3545;
    --fr-primary-dark: #c82333;
    --fr-success: #28a745;
    --fr-success-dark: #218838;
    --fr-warning: #ffc107;
    --fr-info: #17a2b8;
    --fr-danger: #dc3545;
    --fr-dark: #343a40;
    --fr-light: #f8f9fa;
    --fr-gray: #6c757d;
    --fr-border: #e9ecef;
    --fr-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --fr-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --fr-radius: 12px;
    --fr-radius-sm: 8px;
    --fr-transition: all 0.3s ease;
}

/* ========================================
   Container
   ======================================== */
.face-recognition-wrapper {
    max-width: 100%;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.fr-container {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

/* ========================================
   Header
   ======================================== */
.fr-header {
    text-align: center;
    margin-bottom: 40px;
}

.fr-header-icon {
    font-size: 64px;
    color: var(--fr-primary);
    margin-bottom: 20px;
}

.fr-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--fr-dark);
    margin: 0 0 10px 0;
}

.fr-subtitle {
    font-size: 16px;
    color: var(--fr-gray);
    margin: 0;
}

/* ========================================
   Upload Section
   ======================================== */
.fr-upload-section {
    background: white;
    border-radius: var(--fr-radius);
    box-shadow: var(--fr-shadow);
    padding: 40px;
}

.fr-upload-area {
    border: 3px dashed var(--fr-border);
    border-radius: var(--fr-radius);
    padding: 60px 40px;
    text-align: center;
    transition: var(--fr-transition);
    cursor: pointer;
}

.fr-upload-area:hover,
.fr-upload-area.dragover {
    border-color: var(--fr-primary);
    background-color: rgba(220, 53, 69, 0.05);
}

.fr-upload-icon {
    font-size: 64px;
    color: var(--fr-gray);
    margin-bottom: 20px;
    transition: var(--fr-transition);
}

.fr-upload-area:hover .fr-upload-icon {
    color: var(--fr-primary);
    transform: scale(1.1);
}

.fr-upload-area h3 {
    font-size: 24px;
    color: var(--fr-dark);
    margin: 0 0 10px 0;
}

.fr-upload-area p {
    color: var(--fr-gray);
    margin: 0 0 20px 0;
}

.fr-upload-info {
    font-size: 13px;
    color: var(--fr-gray);
    margin-top: 20px !important;
}

.fr-upload-info i {
    color: var(--fr-info);
    margin-right: 5px;
}

/* ========================================
   Preview
   ======================================== */
.fr-preview {
    text-align: center;
}

.fr-preview-image {
    position: relative;
    display: inline-block;
    max-width: 400px;
    margin-bottom: 20px;
}

.fr-preview-image img {
    max-width: 100%;
    max-height: 400px;
    border-radius: var(--fr-radius);
    box-shadow: var(--fr-shadow);
}

.fr-btn-remove {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--fr-danger);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: var(--fr-transition);
    box-shadow: var(--fr-shadow);
}

.fr-btn-remove:hover {
    background: var(--fr-primary-dark);
    transform: scale(1.1);
}

.fr-preview-info {
    margin-bottom: 20px;
}

.fr-preview-info p {
    margin: 5px 0;
    color: var(--fr-gray);
    font-size: 14px;
}

/* ========================================
   Buttons
   ======================================== */
.fr-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--fr-radius-sm);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--fr-transition);
}

.fr-btn-primary {
    background: linear-gradient(135deg, var(--fr-primary) 0%, var(--fr-primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

.fr-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

.fr-btn-success {
    background: linear-gradient(135deg, var(--fr-success) 0%, var(--fr-success-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.fr-btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
}

.fr-btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.fr-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ========================================
   Processing Section
   ======================================== */
.fr-processing-section {
    background: white;
    border-radius: var(--fr-radius);
    box-shadow: var(--fr-shadow);
    padding: 60px 40px;
    text-align: center;
}

.fr-processing-animation {
    margin-bottom: 30px;
}

.fr-spinner {
    width: 80px;
    height: 80px;
    border: 4px solid var(--fr-border);
    border-top-color: var(--fr-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

.fr-processing-section h3 {
    font-size: 24px;
    color: var(--fr-dark);
    margin: 0 0 10px 0;
}

.fr-processing-section p {
    color: var(--fr-gray);
    margin: 0 0 20px 0;
}

.fr-progress-bar {
    width: 100%;
    max-width: 400px;
    height: 8px;
    background: var(--fr-border);
    border-radius: 4px;
    margin: 0 auto 20px auto;
    overflow: hidden;
}

.fr-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--fr-primary) 0%, var(--fr-success) 100%);
    width: 0%;
    transition: width 0.5s ease;
    animation: progress-pulse 2s ease-in-out infinite;
}

@keyframes progress-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.fr-processing-note {
    font-size: 13px;
    color: var(--fr-gray);
}

.fr-processing-note i {
    color: var(--fr-info);
    margin-right: 5px;
}

/* ========================================
   Results Section
   ======================================== */
.fr-results-section {
    background: white;
    border-radius: var(--fr-radius);
    box-shadow: var(--fr-shadow);
    padding: 40px;
}

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

.fr-result-icon {
    font-size: 80px;
    margin-bottom: 20px;
}

.fr-result-negative .fr-result-icon {
    color: var(--fr-gray);
}

.fr-result-positive .fr-result-icon {
    color: var(--fr-success);
}

.fr-result-email-sent .fr-result-icon {
    color: var(--fr-info);
}

.fr-result-error .fr-result-icon {
    color: var(--fr-danger);
}

.fr-result h2 {
    font-size: 28px;
    color: var(--fr-dark);
    margin: 0 0 15px 0;
}

.fr-result p {
    color: var(--fr-gray);
    margin: 0 0 20px 0;
    font-size: 16px;
}

.fr-result-details {
    background: var(--fr-light);
    border-radius: var(--fr-radius-sm);
    padding: 20px;
    margin: 30px 0;
    text-align: left;
}

.fr-result-details p {
    margin: 10px 0;
    font-size: 14px;
}

.fr-result-details code {
    background: var(--fr-dark);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

/* ========================================
   Email Form
   ======================================== */
.fr-email-form {
    background: var(--fr-light);
    border-radius: var(--fr-radius-sm);
    padding: 30px;
    margin: 30px 0;
    text-align: left;
}

.fr-email-form h3 {
    font-size: 20px;
    color: var(--fr-dark);
    margin: 0 0 10px 0;
}

.fr-email-form h3 i {
    color: var(--fr-primary);
    margin-right: 10px;
}

.fr-email-form > p {
    margin: 0 0 20px 0;
}

.fr-form-group {
    margin-bottom: 20px;
}

.fr-form-group label {
    display: block;
    font-weight: 600;
    color: var(--fr-dark);
    margin-bottom: 8px;
}

.fr-form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--fr-border);
    border-radius: var(--fr-radius-sm);
    font-size: 16px;
    transition: var(--fr-transition);
}

.fr-form-group input:focus {
    outline: none;
    border-color: var(--fr-primary);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.fr-input-hint {
    display: block;
    font-size: 12px;
    color: var(--fr-gray);
    margin-top: 5px;
}

.fr-email-form .fr-btn {
    width: 100%;
    margin-top: 10px;
}

/* ========================================
   Notes
   ======================================== */
.fr-note {
    background: rgba(23, 162, 184, 0.1);
    border: 1px solid var(--fr-info);
    border-radius: var(--fr-radius-sm);
    padding: 15px;
    font-size: 14px;
}

.fr-note i {
    color: var(--fr-info);
    margin-right: 8px;
}

/* ========================================
   Footer
   ======================================== */
.fr-footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
}

.fr-footer p {
    color: var(--fr-gray);
    font-size: 13px;
    margin: 0;
}

.fr-footer i {
    color: var(--fr-success);
    margin-right: 8px;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .fr-container {
        margin: 20px auto;
        padding: 0 15px;
    }
    
    .fr-header-icon {
        font-size: 48px;
    }
    
    .fr-title {
        font-size: 24px;
    }
    
    .fr-upload-section,
    .fr-processing-section,
    .fr-results-section {
        padding: 25px 20px;
    }
    
    .fr-upload-area {
        padding: 40px 20px;
    }
    
    .fr-upload-icon {
        font-size: 48px;
    }
    
    .fr-result-icon {
        font-size: 60px;
    }
    
    .fr-result h2 {
        font-size: 22px;
    }
}

/* ========================================
   Animations
   ======================================== */
.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.shake {
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}