/* ========================================
   EXPRESS CARGO - Main Styles
   Variables et styles globaux
======================================== */

:root {
    /* Colors - Brand */
    --color-primary: #1a56db;
    --color-primary-light: #3b82f6;
    --color-primary-dark: #1e40af;
    --color-primary-bg: #eff6ff;
    
    /* Colors - Semantic */
    --color-success: #059669;
    --color-success-bg: #ecfdf5;
    --color-warning: #d97706;
    --color-warning-bg: #fffbeb;
    --color-error: #dc2626;
    --color-error-bg: #fef2f2;
    --color-info: #0891b2;
    --color-info-bg: #ecfeff;
    
    /* Colors - Neutral */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-toast: 600;
    
    /* Layout */
    --header-height: 60px;
    --bottom-nav-height: 70px;
    --max-width: 100%;
    --content-padding: var(--spacing-md);
}

/* ========================================
   Reset & Base
======================================== */

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

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-gray-800);
    background-color: var(--color-gray-50);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

img, svg {
    display: block;
    max-width: 100%;
}

ul, ol {
    list-style: none;
}

/* ========================================
   Layout
======================================== */

#app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: var(--z-fixed);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--content-padding);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.header-logo:hover {
    text-decoration: none;
}

.logo {
    width: 32px;
    height: 32px;
}

.logo-text {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
}

/* Desktop Navigation */
.header-nav {
    display: none;
    align-items: center;
    gap: var(--spacing-xs);
}

.header-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray-600);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.header-nav-item:hover {
    color: var(--color-gray-900);
    background: var(--color-gray-100);
    text-decoration: none;
}

.header-nav-item.active {
    color: var(--color-primary);
    background: var(--color-primary-bg);
}

.header-nav-item .icon {
    width: 18px;
    height: 18px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.main-content {
    flex: 1;
    margin-top: var(--header-height);
    margin-bottom: var(--bottom-nav-height);
    padding: var(--content-padding);
    max-width: var(--max-width);
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.main-content.no-nav {
    margin-top: 0;
    margin-bottom: 0;
    padding: 0;
    max-width: none;
}

/* ========================================
   Bottom Navigation
======================================== */

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-bottom: env(safe-area-inset-bottom);
    z-index: var(--z-fixed);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    color: var(--color-gray-500);
    text-decoration: none;
    transition: color var(--transition-fast);
    min-width: 64px;
}

.nav-item .icon {
    width: 24px;
    height: 24px;
}

.nav-item span {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.nav-item:hover,
.nav-item.active {
    color: var(--color-primary);
    text-decoration: none;
}

.nav-item-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    margin: 0 var(--spacing-xs);
}

.nav-item-primary:hover,
.nav-item-primary.active {
    color: var(--color-white);
    background: var(--color-primary-dark);
}

/* ========================================
   Buttons
======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-secondary {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

.btn-secondary:hover {
    background: var(--color-gray-200);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-gray-300);
    color: var(--color-gray-700);
}

.btn-outline:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-400);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-600);
}

.btn-ghost:hover {
    background: var(--color-gray-100);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    color: var(--color-gray-600);
    position: relative;
}

.btn-icon:hover {
    background: var(--color-gray-100);
}

.btn-icon .badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    background: var(--color-error);
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
}

.btn-block {
    width: 100%;
}

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

/* ========================================
   Icons
======================================== */

.icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.icon-sm {
    width: 16px;
    height: 16px;
}

.icon-lg {
    width: 24px;
    height: 24px;
}

/* ========================================
   Cards
======================================== */

.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
}

.card-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-100);
}

.card-body {
    padding: var(--spacing-md);
}

.card-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-gray-100);
}

/* ========================================
   Forms
======================================== */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    background: var(--color-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.form-input::placeholder {
    color: var(--color-gray-400);
}

.form-input:disabled {
    background: var(--color-gray-100);
    cursor: not-allowed;
}

.form-input.error {
    border-color: var(--color-error);
}

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

.form-hint {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

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

/* ========================================
   Status Badges
======================================== */

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
}

.status-pending {
    background: var(--color-gray-100);
    color: var(--color-gray-600);
}

.status-received {
    background: var(--color-info-bg);
    color: var(--color-info);
}

.status-in_transit {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

.status-arrived_port {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.status-customs {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.status-out_for_delivery {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.status-delivered {
    background: var(--color-success-bg);
    color: var(--color-success);
}

/* ========================================
   Utilities
======================================== */

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

.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }

.text-muted { color: var(--color-gray-500); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }

.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }

.hidden { display: none !important; }

/* ========================================
   Responsive - Desktop
======================================== */

@media (min-width: 768px) {
    :root {
        --content-padding: var(--spacing-xl);
    }
    
    .bottom-nav {
        display: none;
    }
    
    .main-content {
        margin-bottom: 0;
    }
    
    .header-nav {
        display: flex;
    }
}

/* ========================================
   Animations
======================================== */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

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

.animate-fade-in {
    animation: fadeIn var(--transition-normal);
}

.animate-slide-up {
    animation: slideUp var(--transition-normal);
}

/* ========================================
   Dark Mode
======================================== */

[data-theme="dark"] {
    --color-white: #000000;
    --color-gray-50: #0a0a0a;
    --color-gray-100: #111111;
    --color-gray-200: #1f1f1f;
    --color-gray-300: #2d2d2d;
    --color-gray-400: #525252;
    --color-gray-500: #737373;
    --color-gray-600: #a3a3a3;
    --color-gray-700: #d4d4d4;
    --color-gray-800: #e5e5e5;
    --color-gray-900: #f5f5f5;
    
    --color-primary-bg: rgba(26, 86, 219, 0.15);
    --color-success-bg: rgba(5, 150, 105, 0.15);
    --color-warning-bg: rgba(217, 119, 6, 0.15);
    --color-error-bg: rgba(220, 38, 38, 0.15);
    --color-info-bg: rgba(8, 145, 178, 0.15);
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.4), 0 8px 10px -6px rgb(0 0 0 / 0.3);
}

[data-theme="dark"] body {
    background-color: #000000;
    color: var(--color-gray-800);
}

[data-theme="dark"] .header,
[data-theme="dark"] .bottom-nav {
    background: #000000;
    border-color: var(--color-gray-200);
}

[data-theme="dark"] .card,
[data-theme="dark"] .package-card,
[data-theme="dark"] .stat-card,
[data-theme="dark"] .toast,
[data-theme="dark"] .modal {
    background: var(--color-gray-100);
    border-color: var(--color-gray-200);
}

[data-theme="dark"] .form-input {
    background: var(--color-gray-100);
    border-color: var(--color-gray-300);
    color: var(--color-gray-800);
}

[data-theme="dark"] .form-input:focus {
    border-color: var(--color-primary);
}

[data-theme="dark"] .form-input::placeholder {
    color: var(--color-gray-500);
}

[data-theme="dark"] .btn-secondary {
    background: var(--color-gray-200);
    color: var(--color-gray-800);
}

[data-theme="dark"] .btn-secondary:hover {
    background: var(--color-gray-300);
}

[data-theme="dark"] .btn-ghost:hover {
    background: var(--color-gray-200);
}

[data-theme="dark"] .btn-outline {
    border-color: var(--color-gray-300);
    color: var(--color-gray-700);
}

[data-theme="dark"] .btn-outline:hover {
    background: var(--color-gray-200);
}

[data-theme="dark"] .btn-icon:hover {
    background: var(--color-gray-200);
}

[data-theme="dark"] .action-card {
    background: var(--color-gray-100);
    border-color: var(--color-gray-200);
    color: var(--color-gray-700);
}

[data-theme="dark"] .action-card:hover {
    border-color: var(--color-primary);
}

[data-theme="dark"] .action-card-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}

[data-theme="dark"] .action-card-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

[data-theme="dark"] .nav-item-primary {
    color: #ffffff;
}

[data-theme="dark"] .search-select-dropdown,
[data-theme="dark"] .date-picker-dropdown {
    background: var(--color-gray-100);
    border-color: var(--color-gray-200);
}

[data-theme="dark"] .search-select-input,
[data-theme="dark"] .date-picker-button {
    background: var(--color-gray-100);
    border-color: var(--color-gray-300);
    color: var(--color-gray-800);
}

[data-theme="dark"] .search-select-item:hover,
[data-theme="dark"] .search-select-item.highlighted {
    background: var(--color-gray-200);
}

[data-theme="dark"] .date-picker-day:hover {
    background: var(--color-gray-200);
}

[data-theme="dark"] .datatable-wrapper {
    background: var(--color-gray-100);
    border-color: var(--color-gray-200);
}

[data-theme="dark"] .datatable-table th {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

[data-theme="dark"] .datatable-table td {
    border-color: var(--color-gray-200);
}

[data-theme="dark"] .datatable-table tr.clickable:hover td {
    background: var(--color-gray-200);
}

[data-theme="dark"] .datatable-search-input,
[data-theme="dark"] .datatable-pagesize-select {
    background: var(--color-gray-100);
    border-color: var(--color-gray-300);
    color: var(--color-gray-800);
}

[data-theme="dark"] .history-filters,
[data-theme="dark"] .history-stats {
    background: var(--color-gray-100);
    border-color: var(--color-gray-200);
}

[data-theme="dark"] .toggle-slider {
    background: var(--color-gray-400);
}

[data-theme="dark"] .setting-item {
    border-color: var(--color-gray-200);
}

/* ========================================
   Pagination Component
======================================== */

.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
}

.pagination-info {
    color: var(--color-gray-500);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.pagination-pages {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.pagination-page {
    min-width: 32px;
    height: 32px;
    padding: 0 var(--spacing-sm);
}

.pagination-btn {
    min-width: 32px;
    height: 32px;
    padding: 0;
}

.pagination-ellipsis {
    padding: 0 var(--spacing-xs);
    color: var(--color-gray-400);
}

@media (max-width: 480px) {
    .pagination {
        flex-direction: column;
        align-items: center;
    }
    
    .pagination-pages {
        display: none;
    }
}

/* Auth Links */
.auth-links {
    text-align: right;
    margin-bottom: var(--spacing-md);
}

.auth-link {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.auth-link:hover {
    color: var(--color-primary);
}