/* public/assets/css/app.css - Modern Responsive Styles for AKFIOKE */
:root {
    --primary: #1e3a8a;
    --primary-dark: #172554;
    --primary-light: #3b82f6;
    --accent: #0d9488;
    --accent-light: #14b8a6;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 72px;
    --header-height: 64px;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #0284c7;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    font-size: 14px;
    line-height: 1.5;
}

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

/* App Wrapper */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
    width: var(--sidebar-width);
    background: #0f172a;
    color: #f1f5f9;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1000;
    overflow-y: auto;
}

.app-sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: #090d16;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 700;
    color: #38bdf8;
    overflow: hidden;
    white-space: nowrap;
}

.sidebar-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #2563eb, #0d9488);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    flex-shrink: 0;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 10px;
    overflow-y: auto;
}

.nav-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: #64748b;
    padding: 8px 12px 4px;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.app-sidebar.collapsed .nav-section-title {
    display: none;
}

.nav-item {
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: #94a3b8;
    border-radius: 8px;
    transition: all 0.2s;
    font-weight: 500;
    white-space: nowrap;
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

.nav-link.active {
    color: #ffffff;
    background: #1e3a8a;
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
    flex-shrink: 0;
}

.app-sidebar.collapsed .nav-text,
.app-sidebar.collapsed .nav-text-sub,
.app-sidebar.collapsed .sidebar-logo-text {
    display: none;
}

/* Main Container */
.app-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-main.expanded {
    margin-left: var(--sidebar-collapsed-width);
}

/* Header Navbar */
.app-header {
    height: var(--header-height);
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 900;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sidebar-toggle-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 18px;
    color: var(--text-muted);
    padding: 8px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.sidebar-toggle-btn:hover {
    background: #f1f5f9;
    color: var(--text-main);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Dropdown & Select Elements */
.header-select {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: #f8fafc;
    font-size: 13px;
    color: var(--text-main);
    cursor: pointer;
    outline: none;
}
.header-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Content Area */
.app-content {
    flex: 1;
    padding: 24px;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.page-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-main);
}

.page-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Cards & Layout */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    margin-bottom: 24px;
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-main);
}

.card-body {
    padding: 20px;
}

.grid-cols-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.grid-cols-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.grid-cols-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

@media (max-width: 1024px) {
    .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-cols-3 { grid-template-columns: repeat(1, 1fr); }
}
@media (max-width: 640px) {
    .grid-cols-4, .grid-cols-2 { grid-template-columns: 1fr; }
    .app-sidebar {
        transform: translateX(-100%);
    }
    .app-sidebar.show-mobile {
        transform: translateX(0);
    }
    .app-main {
        margin-left: 0 !important;
    }
}

/* Stat Cards */
.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 10px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}
.stat-icon.blue { background: #dbeafe; color: #1e40af; }
.stat-icon.emerald { background: #d1fae5; color: #065f46; }
.stat-icon.amber { background: #fef3c7; color: #92400e; }
.stat-icon.rose { background: #ffe4e6; color: #9f1239; }

.stat-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-main);
}
.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.table th {
    background: #f8fafc;
    color: #475569;
    font-weight: 600;
    text-align: left;
    padding: 12px 16px;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table tr:hover td {
    background: #f1f5f9;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary { background: var(--primary); color: #ffffff; }
.btn-primary:hover { background: var(--primary-dark); color: #ffffff; }
.btn-accent { background: var(--accent); color: #ffffff; }
.btn-accent:hover { background: #0f766e; color: #ffffff; }
.btn-success { background: var(--success); color: #ffffff; }
.btn-danger { background: var(--danger); color: #ffffff; }
.btn-warning { background: var(--warning); color: #ffffff; }
.btn-secondary { background: #64748b; color: #ffffff; }
.btn-outline {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-main);
}
.btn-outline:hover { background: #f1f5f9; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 600;
}
.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-info { background: #e0f2fe; color: #075985; }
.badge-secondary { background: #f1f5f9; color: #475569; }

/* Forms */
.form-group {
    margin-bottom: 16px;
}
.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-main);
}
.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    background: #ffffff;
    color: var(--text-main);
    outline: none;
    transition: border-color 0.2s;
}
.form-control:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Flash Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
}
.alert-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.alert-danger { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.alert-warning { background: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
.alert-info { background: #e0f2fe; color: #075985; border: 1px solid #bae6fd; }

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}
.modal-overlay.active,
.modal-overlay.show,
.modal-overlay[style*="display: flex"],
.modal-overlay[style*="display:flex"] {
    opacity: 1 !important;
    visibility: visible !important;
}
.modal-container {
    background: #ffffff;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}
.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.modal-body { padding: 20px; }
.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    background: #f8fafc;
}

/* Print CSS */
@media print {
    .app-sidebar, .app-header, .btn, .page-header-actions, .alert {
        display: none !important;
    }
    .app-main {
        margin-left: 0 !important;
    }
    .app-content {
        padding: 0 !important;
    }
    .card {
        border: none !important;
        box-shadow: none !important;
    }
}