/**
 * SRFMS - Smart Record & File Management System
 * Main Stylesheet
 */

/* ==============================
   CSS Variables (Design System)
   ============================== */
:root {
    /* Primary Colors */
    --primary: #1e3a5f;
    --primary-light: #2d4a6f;
    --primary-dark: #0f2a4f;
    --primary-rgb: 30, 58, 95;

    /* Secondary Colors */
    --secondary: #3d5a80;
    --secondary-light: #4d6a90;
    --secondary-dark: #2d4a70;

    /* Accent Colors */
    --accent: #ee6c4d;
    --accent-light: #ff7c5d;
    --accent-dark: #de5c3d;

    /* Status Colors */
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;

    /* Neutral Colors */
    --dark: #1a1a2e;
    --gray-900: #212529;
    --gray-800: #343a40;
    --gray-700: #495057;
    --gray-600: #6c757d;
    --gray-500: #adb5bd;
    --gray-400: #ced4da;
    --gray-300: #dee2e6;
    --gray-200: #e9ecef;
    --gray-100: #f8f9fa;
    --white: #ffffff;

    /* Background */
    --bg-body: #f0f2f5;
    --bg-card: #ffffff;
    --bg-sidebar: #1a1a2e;

    /* Text */
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-light: #adb5bd;
    --text-white: #ffffff;

    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;

    /* Sidebar */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
}

/* ==============================
   Base Styles
   ============================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-body);
    min-height: 100vh;
}

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

a:hover {
    color: var(--primary-light);
}

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

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.content-wrapper {
    flex: 1;
    padding: 1.5rem;
}

/* ==============================
   Sidebar
   ============================== */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--dark) 0%, var(--primary-dark) 100%);
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-logo {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    color: white;
}

.sidebar-brand {
    display: flex;
    flex-direction: column;
}

.sidebar-brand h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin: 0;
    letter-spacing: 1px;
}

.sidebar-brand span {
    font-size: 0.7rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 1rem;
}

.nav-section-title {
    padding: 0.5rem 1.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-item {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--gray-400);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition-fast);
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-left-color: var(--accent);
}

.nav-item i {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.user-info:hover {
    background: rgba(255, 255, 255, 0.05);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--white);
}

.user-details {
    flex: 1;
}

.user-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--white);
}

.user-role {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* ==============================
   Top Navbar
   ============================== */
.top-navbar {
    background: var(--white);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: var(--gray-100);
    color: var(--gray-700);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.language-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--gray-100);
    border-radius: var(--radius);
}

.language-switch a {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-600);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

.language-switch a.active {
    background: var(--primary);
    color: var(--white);
}

/* ==============================
   Cards
   ============================== */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: none;
    overflow: hidden;
}

.card-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

/* ==============================
   Stats Cards
   ============================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.primary {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary);
}

.stat-icon.success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success);
}

.stat-icon.warning {
    background: rgba(255, 193, 7, 0.1);
    color: var(--warning);
}

.stat-icon.danger {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger);
}

.stat-icon.info {
    background: rgba(23, 162, 184, 0.1);
    color: var(--info);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* ==============================
   Tables
   ============================== */
.table {
    width: 100%;
    margin-bottom: 0;
}

.table thead th {
    background: var(--gray-100);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    padding: 1rem;
    border-bottom: 2px solid var(--gray-200);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--gray-200);
}

.table tbody tr:hover {
    background: var(--gray-100);
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

/* ==============================
   Buttons
   ============================== */
.btn {
    padding: 0.5rem 1.25rem;
    font-weight: 500;
    border-radius: var(--radius);
    transition: var(--transition-fast);
}

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

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

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

.btn-accent:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: white;
}

.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.85rem;
}

/* ==============================
   Forms
   ============================== */
.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-control,
.form-select {
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    padding: 0.625rem 1rem;
    transition: var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

/* ==============================
   Badges
   ============================== */
.badge {
    padding: 0.375rem 0.75rem;
    font-weight: 500;
    font-size: 0.75rem;
    border-radius: var(--radius);
}

/* ==============================
   KTW (Military Date Format) Badge
   ============================== */
.ktw-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: linear-gradient(135deg, #1a1a2e 0%, #2d3748 100%);
    border-radius: var(--radius);
    padding: 0.35rem 0.6rem;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.8rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.ktw-badge .ktw-part {
    color: #ffffff;
    padding: 0 0.15rem;
}

.ktw-badge .ktw-day {
    font-weight: 700;
    color: #ffd700;
    font-size: 0.9rem;
}

.ktw-badge .ktw-time {
    font-weight: 600;
    color: #00ff88;
    background: rgba(0, 255, 136, 0.15);
    border-radius: 0.2rem;
    padding: 0.1rem 0.25rem;
}

.ktw-badge .ktw-month {
    font-weight: 500;
    color: #87ceeb;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ktw-badge .ktw-year {
    font-weight: 600;
    color: #ff9f43;
}

/* KTW Badge compact version for tables */
.ktw-badge-sm {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    gap: 0.15rem;
}

.ktw-badge-sm .ktw-day {
    font-size: 0.75rem;
}

.ktw-badge-sm .ktw-time {
    padding: 0.05rem 0.15rem;
}

/* ==============================
   Login Page
   ============================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
    padding: 2rem;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo .logo-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: var(--radius-lg);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.login-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.login-logo p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0.25rem 0 0;
}

.login-form .form-group {
    margin-bottom: 1.25rem;
}

.login-form .form-control {
    padding: 0.875rem 1rem;
}

.login-btn {
    width: 100%;
    padding: 0.875rem;
    font-weight: 600;
    font-size: 1rem;
}

/* ==============================
   Responsive
   ============================== */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .main-content {
        margin-left: 0;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .content-wrapper {
        padding: 1rem;
    }
}

/* ==============================
   Utilities
   ============================== */
.text-accent {
    color: var(--accent);
}

.bg-accent {
    background-color: var(--accent);
}

.rounded-lg {
    border-radius: var(--radius-lg);
}

.shadow-soft {
    box-shadow: var(--shadow);
}

/* ==============================
   DataTables Custom Styling
   ============================== */
.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    padding: 0.375rem 0.75rem;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: var(--radius-sm);
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--primary);
    border-color: var(--primary);
    color: white !important;
}

/* ==============================
   Animations
   ============================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.fade-in {
    animation: fadeIn 0.3s ease forwards;
}

/* ==============================
   Print Styles
   ============================== */
@media print {

    .sidebar,
    .top-navbar,
    .btn {
        display: none !important;
    }

    .main-content {
        margin-left: 0;
    }
}