/* RGATU Design System - Updated Color Palette */
:root {
    /* Updated Brand Colors - Harmonious Palette */
    --primary-dark: #19360c;        /* Dark forest green */
    --primary-medium: #687d31;      /* Medium sage green */
    --neutral-light: #d4d2cb;       /* Warm neutral light */
    --accent-blue: #406869;         /* Muted blue-green */
    
    /* Extended harmonious colors */
    --primary-light: #8fa653;       /* Lighter green for accents */
    --neutral-medium: #b8b5a8;      /* Medium neutral */
    --neutral-dark: #5a5750;        /* Dark neutral */
    --accent-light: #6b9a9c;        /* Light blue-green */
    
    /* Background and text colors */
    --white: #ffffff;
    --text-dark: #2c3e50;
    --text-medium: #495057;
    --text-muted: #6c757d;
    --text-light: #9ca3af;
    
    /* Border and shadow colors */
    --border-light: #e9ecef;
    --border-medium: #dee2e6;
    --shadow-light: rgba(25, 54, 12, 0.08);
    --shadow-medium: rgba(25, 54, 12, 0.15);
    --shadow-strong: rgba(25, 54, 12, 0.25);
    
    /* Background shades */
    --bg-light: #f8f9fa;
    --bg-neutral: #f5f4f2;
    --bg-primary: #f0f4e8;
    
    /* Status colors */
    --success: #28a745;
    --warning: #fd7e14;
    --danger: #dc3545;
    --info: #17a2b8;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 400;
    color: var(--text-medium);
    background-color: var(--bg-neutral);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
    color: var(--primary-dark);
    margin: 0 0 1rem 0;
}

h1, .h1 { font-size: 1.875rem; }
h2, .h2 { font-size: 1.5rem; }
h3, .h3 { font-size: 1.25rem; }
h4, .h4 { font-size: 1.125rem; }
h5, .h5 { font-size: 1rem; }
h6, .h6 { font-size: 0.875rem; }

.lead {
    font-size: 1.125rem;
    line-height: 1.6;
    font-weight: 400;
}

.text-small {
    font-size: 0.75rem;
}

/* Code elements - Override Bootstrap's red color */
code, .code {
    background-color: var(--bg-primary) !important;
    color: var(--primary-dark) !important;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.875em;
    font-family: 'Courier New', Monaco, 'Lucida Console', monospace;
    font-weight: 500;
    border: 1px solid var(--border-light);
}

pre code {
    background-color: transparent !important;
    color: inherit !important;
    padding: 0;
    border: none;
}

/* Header */
.rgatu-header {
    background: var(--primary-medium);
    border-bottom: 1px solid var(--primary-dark);
    box-shadow: 0 2px 4px var(--shadow-light);
}

.rgatu-header .navbar-brand {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white) !important;
}

.rgatu-header .nav-link {
    color: rgba(255,255,255,.85) !important;
    font-weight: 400;
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    border-radius: 0.25rem;
    margin: 0 0.25rem;
    transition: all 0.15s ease;
}

.rgatu-header .nav-link:hover,
.rgatu-header .nav-link:focus {
    color: var(--white) !important;
    background-color: var(--primary-dark);
}

.rgatu-header .dropdown-menu {
    border: none;
    border-radius: 0.375rem;
    box-shadow: 0 4px 12px var(--shadow-medium);
    padding: 0.5rem 0;
    min-width: 200px;
    background: var(--white);
}

.rgatu-header .dropdown-item {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    color: var(--text-medium);
    transition: background-color 0.15s ease;
}

.rgatu-header .dropdown-item:hover {
    background-color: var(--bg-primary);
    color: var(--primary-dark);
}

/* Hero Section */
.rgatu-hero {
    background: var(--primary-medium);
    padding: 3rem 0;
    border-bottom: 4px solid var(--primary-dark);
}

.rgatu-hero h1 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.rgatu-hero .lead {
    font-size: 1.125rem;
    font-weight: 400;
    opacity: 0.9;
    color: var(--white);
    margin-bottom: 1.5rem;
}

/* Buttons */
.btn {
    border-radius: 0.375rem;
    font-weight: 500;
    font-size: 0.875rem;
    line-height: 1.5;
    padding: 0.5rem 1rem;
    border: none;
    transition: all 0.15s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
}

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

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

.btn-primary:active,
.btn-primary:focus {
    background-color: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
    box-shadow: 0 0 0 0.2rem var(--shadow-strong) !important;
    color: var(--white) !important;
}

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

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

.btn-outline-primary {
    border: 1px solid var(--primary-medium);
    color: var(--primary-medium);
    background-color: transparent;
}

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

.btn-outline-secondary {
    border: 1px solid var(--neutral-medium);
    color: var(--neutral-dark);
    background-color: transparent;
}

.btn-outline-secondary:hover {
    background-color: var(--neutral-medium);
    color: var(--white);
    border-color: var(--neutral-medium);
}

.btn-light {
    background-color: var(--white);
    color: var(--primary-medium);
    border: 1px solid var(--border-light);
}

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

.btn-link {
    color: var(--primary-medium);
    text-decoration: none;
    background: none;
    border: none;
    padding: 0;
    font-weight: 500;
}

.btn-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Password Toggle Buttons */
.password-toggle {
    border-left: none;
    color: var(--text-muted);
    background-color: transparent;
    border-color: var(--border-medium);
}

.password-toggle:hover {
    background-color: var(--bg-light);
    color: var(--primary-medium);
    border-color: var(--border-medium);
}

.password-toggle:focus {
    background-color: var(--bg-primary);
    color: var(--primary-dark);
    border-color: var(--primary-medium);
    box-shadow: none;
}

.password-toggle:active {
    background-color: var(--bg-primary);
    color: var(--primary-dark);
    border-color: var(--primary-medium);
}

.input-group .form-control:focus + .password-toggle {
    border-color: var(--primary-medium);
}

/* Cards */
.card {
    border: 1px solid var(--border-light);
    border-radius: 0.75rem;
    box-shadow: 0 2px 8px var(--shadow-light);
    background: var(--white);
}

.card-header {
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-light);
    border-top: 3px solid var(--primary-medium);
    font-weight: 600;
    color: var(--primary-dark);
    padding: 1.25rem 1.5rem;
    font-size: 1rem;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background: var(--bg-light);
    border-top: 1px solid var(--border-light);
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Welcome Section */
.welcome-section {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 1rem;
    padding: 2rem;
    border-left: 4px solid var(--primary-medium);
    margin-bottom: 2rem;
    box-shadow: 0 2px 12px var(--shadow-light);
}

.welcome-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.welcome-avatar {
    width: 4rem;
    height: 4rem;
    background: var(--primary-medium);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    flex-shrink: 0;
    box-shadow: 0 4px 12px var(--shadow-light);
}

.welcome-content {
    flex: 1;
}

.welcome-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
}

.welcome-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    margin: 0;
}

/* Dashboard Cards */
.dashboard-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 0.75rem;
    padding: 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 2px 8px var(--shadow-light);
}

.dashboard-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px var(--shadow-medium);
}

.dashboard-card-icon {
    width: 3rem;
    height: 3rem;
    background: var(--primary-medium);
    color: var(--white);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.dashboard-card-icon-secondary {
    background: var(--accent-blue);
}

.dashboard-card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.dashboard-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin: 0;
}

.dashboard-card-text {
    color: var(--text-muted);
    font-size: 0.875rem;
    flex: 1;
    margin: 0;
}

/* Quick Stats */
.quick-stats {
    border-top: 1px solid var(--border-light);
    padding-top: 2rem;
}

.quick-stats-title {
    color: var(--primary-dark);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-light);
    border-radius: 0.5rem;
    border: 1px solid var(--border-light);
    transition: background-color 0.15s ease;
}

.stat-item:hover {
    background: var(--bg-primary);
}

.stat-icon {
    width: 2rem;
    height: 2rem;
    background: var(--neutral-light);
    color: var(--primary-medium);
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-dark);
}

.stat-description {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Landing Page */
.landing-hero {
    text-align: center;
    padding: 3rem 0;
    background: var(--white);
    border-radius: 1rem;
    margin-bottom: 3rem;
    box-shadow: 0 2px 12px var(--shadow-light);
}

.landing-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.landing-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.landing-actions {
    margin-bottom: 1rem;
}

.landing-note {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 1rem;
    margin-bottom: 0;
}

/* Feature Cards */
.features-grid {
    margin-bottom: 3rem;
}

.feature-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 0.75rem;
    padding: 2rem 1.5rem;
    text-align: center;
    height: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 2px 8px var(--shadow-light);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow-medium);
}

.feature-card-icon {
    width: 4rem;
    height: 4rem;
    background: var(--bg-primary);
    color: var(--primary-medium);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin: 0 auto 1.5rem;
}

.feature-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.feature-card-text {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}

/* Info Section */
.info-section {
    background: var(--bg-light);
    border-radius: 0.75rem;
    padding: 2rem;
    margin-top: 3rem;
}

.info-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.info-text {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.info-logo {
    width: 5rem;
    height: 5rem;
    background: var(--primary-medium);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto;
}

/* Login Card */
.login-card {
    max-width: 400px;
    margin: 2rem auto;
    box-shadow: 0 4px 16px var(--shadow-medium);
}

.login-card .card-header {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-top: 4px solid var(--primary-medium);
}

.login-card .card-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.login-card .card-body {
    padding: 2rem;
}

/* Tables */
.table {
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--border-light);
    font-size: 0.875rem;
}

.table thead th {
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-medium);
    font-weight: 600;
    color: var(--primary-dark);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.75rem;
}

.table tbody td {
    border-bottom: 1px solid var(--border-light);
    padding: 0.75rem;
    vertical-align: middle;
    font-size: 0.875rem;
}

.table tbody tr:hover {
    background-color: var(--bg-primary);
}

/* Badges */
.badge {
    font-weight: 500;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    line-height: 1.5;
}

.badge.bg-success {
    background-color: var(--primary-medium) !important;
    color: var(--white);
}

.badge.bg-primary {
    background-color: var(--accent-blue) !important;
    color: var(--white);
}

.badge.bg-warning {
    background-color: var(--warning) !important;
    color: var,--white);
}

.badge.bg-info {
    background-color: var(--info) !important;
    color: var(--white);
}

.badge.bg-light {
    background-color: var(--neutral-light) !important;
    color: var(--primary-dark) !important;
    border: 1px solid var(--border-medium);
}

.badge.bg-secondary {
    background-color: var(--neutral-medium) !important;
    color: var(--white);
}

/* Feature Icons */
.feature-icon {
    width: 3rem;
    height: 3rem;
    background: var(--primary-medium);
    color: var(--white);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.feature-icon.text-bg-light {
    background: var(--neutral-light);
    color: var(--neutral-dark);
}

.feature-icon.text-bg-warning {
    background: var(--warning);
    color: var(--white);
}

.feature-icon.text-bg-success {
    background: var(--primary-medium);
    color: var(--white);
}

/* Form Controls */
.form-control {
    border: 1px solid var(--border-medium);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    padding: 0.75rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    background-color: var(--white);
    color: var(--text-medium);
}

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

.form-label {
    font-weight: 500;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    display: block;
}

/* Alerts */
.alert {
    border-radius: 0.5rem;
    border: none;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.alert-danger {
    background-color: #fef2f2;
    color: #dc2626;
    border-left: 4px solid #dc2626;
}

.alert-warning {
    background-color: #fffbeb;
    color: #d97706;
    border-left: 4px solid #d97706;
}

.alert-info {
    background-color: var(--bg-primary);
    color: var(--primary-dark);
    border-left: 4px solid var(--primary-medium);
}

.alert-success {
    background-color: var(--bg-primary);
    color: var(--primary-dark);
    border-left: 4px solid var(--primary-light);
}

/* Breadcrumbs */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0 0 1rem 0;
    font-size: 0.875rem;
}

.breadcrumb-item a {
    color: var(--primary-medium);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: var(--text-muted);
}

/* Footer */
.rgatu-footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 0.875rem;
    padding: 1rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .rgatu-hero {
        padding: 2rem 0;
    }
    
    .card-body {
        padding: 1rem;
    }

    .welcome-header {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .welcome-avatar {
        margin-bottom: 1rem;
    }

    .landing-title {
        font-size: 2rem;
    }

    .landing-subtitle {
        font-size: 1.125rem;
    }

    .info-section {
        text-align: center;
    }
}

/* Links */
a {
    color: var(--primary-medium);
    text-decoration: none;
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Text Colors */
.text-success {
    color: var(--primary-medium) !important;
}

.text-primary {
    color: var(--primary-dark) !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Utilities */
.mb-standard { margin-bottom: 1rem; }
.mt-standard { margin-top: 1rem; }
.my-standard { margin-top: 1rem; margin-bottom: 1rem; }
.py-standard { padding-top: 1rem; padding-bottom: 1rem; }

.content-section {
    margin-bottom: 1.5rem;
}

.content-section:last-child {
    margin-bottom: 0;
}

/* Consistent focus states */
.btn:focus, 
.form-control:focus {
    box-shadow: 0 0 0 3px var(--bg-primary);
}

.btn-outline-primary:focus,
.btn-outline-primary:active,
.btn-outline-primary.active,
.btn-outline-primary.show {
    background-color: var(--primary-medium) !important;
    color: var(--white) !important;
    border-color: var(--primary-medium) !important;
    box-shadow: 0 0 0 0.2rem var(--shadow-strong) !important;
    outline: none !important;
}