/**
 * AprovaAI - Luxury Design System
 * 
 * Masculine, clean, and premium design
 * Colors: Azul Profundo (#0F2A44) + Laranja Vibrante (#FF8A00)
 * Mobile-first responsive approach
 */

/* ============================================
   CSS RESET & BASE
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --primary-blue: #0F2A44;
    --primary-orange: #FF8A00;

    /* Neutral Colors */
    --white: #FFFFFF;
    --gray-dark: #1F1F1F;
    --gray-light: #F3F4F6;
    --gray-medium: #6B7280;
    --gray-border: #E5E7EB;

    /* Status Colors */
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Dark Mode Variables */
body.dark-mode {
    --white: #1F1F1F;
    --gray-dark: #FFFFFF;
    --gray-light: #2D3748;
    --gray-border: #374151;
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@300;400;500;600;700;800&display=swap');

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-dark);
    background-color: var(--gray-light);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--primary-orange);
    text-decoration: none;
    transition: all var(--transition-fast);
}

a:hover {
    color: #E67A00;
    text-decoration: underline;
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(var(--spacing-sm) * -1);
}

.col {
    flex: 1;
    padding: 0 var(--spacing-sm);
}

.col-2 {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 var(--spacing-sm);
}

.col-3 {
    flex: 0 0 33.333%;
    max-width: 33.333%;
    padding: 0 var(--spacing-sm);
}

.col-4 {
    flex: 0 0 25%;
    max-width: 25%;
    padding: 0 var(--spacing-sm);
}

@media (max-width: 768px) {

    .col-2,
    .col-3,
    .col-4 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* ============================================
   VERTICAL MENU / SIDEBAR
   ============================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: linear-gradient(180deg, var(--primary-blue) 0%, #0A1B2E 100%);
    padding: var(--spacing-lg) var(--spacing-md);
    box-shadow: var(--shadow-xl);
    z-index: 1000;
    transition: transform var(--transition-base);
    overflow-y: auto;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo img {
    width: 40px;
    height: 40px;
}

.sidebar-logo h2 {
    color: var(--white);
    font-size: 1.5rem;
    margin: 0;
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav li {
    margin-bottom: var(--spacing-xs);
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    text-decoration: none;
}

.sidebar-nav a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transform: translateX(5px);
}

.sidebar-nav a.active {
    background: var(--primary-orange);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(255, 138, 0, 0.3);
}

.sidebar-nav svg {
    width: 20px;
    height: 20px;
}

.sidebar-user {
    position: absolute;
    bottom: var(--spacing-lg);
    left: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-user-name {
    color: var(--white);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.sidebar-user-email {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    position: fixed;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 1001;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .menu-toggle {
        display: block;
    }
}

/* Main Content Area */
.main-content {
    margin-left: 280px;
    padding: var(--spacing-xl) var(--spacing-lg);
    min-height: 100vh;
}

@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
        padding: calc(var(--spacing-xl) + 60px) var(--spacing-md) var(--spacing-xl);
    }
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-base);
    border: 1px solid var(--gray-border);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--gray-border);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin: 0;
}

.card-body {
    color: var(--gray-dark);
}

.card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-border);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

/* Glassmorphism Card */
.card-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

body.dark-mode .card-glass {
    background: rgba(31, 31, 31, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-primary:hover {
    background: #E67A00;
    box-shadow: 0 8px 20px rgba(255, 138, 0, 0.3);
}

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

.btn-secondary:hover {
    background: #0A1B2E;
}

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

.btn-danger {
    background: var(--error);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-orange);
    color: var(--primary-orange);
}

.btn-outline:hover {
    background: var(--primary-orange);
    color: var(--white);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--primary-blue);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--gray-border);
    border-radius: var(--radius-md);
    background: var(--white);
    color: var(--gray-dark);
    transition: all var(--transition-fast);
    font-family: 'Inter', sans-serif;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(255, 138, 0, 0.1);
}

.form-control::placeholder {
    color: var(--gray-medium);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    color: var(--error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.form-help {
    color: var(--gray-medium);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid;
    animation: slideIn var(--transition-base);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

.alert-success {
    background: #D1FAE5;
    border-color: var(--success);
    color: #065F46;
}

.alert-error {
    background: #FEE2E2;
    border-color: var(--error);
    color: #991B1B;
}

.alert-warning {
    background: #FEF3C7;
    border-color: var(--warning);
    color: #92400E;
}

.alert-info {
    background: #DBEAFE;
    border-color: var(--info);
    color: #1E40AF;
}

/* ============================================
   BADGES
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: #D1FAE5;
    color: var(--success);
}

.badge-error {
    background: #FEE2E2;
    color: var(--error);
}

.badge-warning {
    background: #FEF3C7;
    color: var(--warning);
}

.badge-info {
    background: #DBEAFE;
    color: var(--info);
}

.badge-primary {
    background: var(--primary-orange);
    color: var(--white);
}

/* ============================================
   STATS CARDS
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-orange);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-label {
    color: var(--gray-medium);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    font-family: 'Outfit', sans-serif;
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-orange), #FF6B00);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 4px 12px rgba(255, 138, 0, 0.2);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

/* ============================================
   IMAGE GRID
   ============================================ */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.image-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.image-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.image-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-status {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.image-status.pendente {
    background: var(--warning);
}

.image-status.aprovada {
    background: var(--success);
}

.image-status.reprovada {
    background: var(--error);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: var(--spacing-md);
    color: var(--white);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.image-item:hover .image-overlay {
    opacity: 1;
}

/* ============================================
   MODAL / LIGHTBOX
   ============================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn var(--transition-base);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--error);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 1;
}

.modal-close:hover {
    transform: rotate(90deg);
    background: #DC2626;
}

.modal-body {
    padding: var(--spacing-xl);
}

.modal-image {
    width: 100%;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-border);
    border-top-color: var(--primary-orange);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.mt-1 {
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.mb-1 {
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: var(--spacing-lg);
}

.d-flex {
    display: flex;
}

.align-items-center {
    align-items: center;
}

.justify-content-between {
    justify-content: space-between;
}

.gap-1 {
    gap: var(--spacing-xs);
}

.gap-2 {
    gap: var(--spacing-sm);
}

.gap-3 {
    gap: var(--spacing-md);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .image-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--spacing-sm);
    }

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

/* ============================================
   DARK MODE TOGGLE
   ============================================ */
.dark-mode-toggle {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 56px;
    height: 56px;
    background: var(--primary-orange);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    z-index: 999;
}

.dark-mode-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 24px rgba(255, 138, 0, 0.4);
}

.dark-mode-toggle svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

/* ============================================
   IMAGE UPLOAD PREVIEW
   ============================================ */
#imagePreview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

#imagePreview .preview-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1;
    box-shadow: var(--shadow-md);
}

#imagePreview .preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#imagePreview .preview-remove {
    position: absolute;
    top: var(--spacing-xs);
    right: var(--spacing-xs);
    background: var(--error);
    color: var(--white);
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    line-height: 1;
}

#uploadArea {
    border: 2px dashed var(--gray-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

#uploadArea:hover,
#uploadArea.dragover {
    border-color: var(--primary-orange);
    background: rgba(255, 138, 0, 0.05);
}