/* ==========================================================================
   D3 DESIGN SYSTEM (MaterialPro Base) - THEME STYLESHEET
   Source of Truth: DSIS Theme (custom.css & style.css)
   Colors: Navy #022561 | Coral #fb9678 | Teal #00c292 | Canvas #edf1f5
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700&display=swap');

:root {
    --navy-header: #022561;       /* D3 Topbar & Sidebar Navy */
    --navy-light: #0d3882;
    --navy-dark: #01163b;
    --accent: #fb9678;            /* D3 Signature Coral */
    --accent-hover: #f97954;
    --success: #00c292;           /* D3 Teal */
    --success-hover: #00a87d;
    --link-navy: #264477;
    --primary-blue: #1976d2;
    --brand-green: #297b00;
    --text-primary: #212529;
    --text-muted: #6c757d;
    --danger: #e46a76;
    --danger-hover: #dc4b59;
    --warning: #fec107;
    --canvas: #edf1f5;            /* D3 Light Canvas Background */
    --card-bg: #ffffff;
    --border: #e9ecef;
    --border-dark: #dee2e6;
    --card-shadow: 1px 0 20px rgba(0, 0, 0, 0.08);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Open Sans', 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--canvas);
    color: var(--text-primary);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.5;
    display: flex;
    flex-direction: row;
}

/* Sidebar Shell */
aside {
    width: 260px;
    min-width: 260px;
    background: var(--navy-header);
    padding: 1.5rem 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100vh;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.05);
}

.brand {
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: rgba(251, 150, 120, 0.2);
    color: var(--accent);
    border-radius: 6px;
    font-size: 1rem;
}

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

.nav-links li {
    margin-bottom: 0.4rem;
}

.nav-links a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

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

.nav-links a.active {
    color: #ffffff;
    background: rgba(251, 150, 120, 0.18);
    border-left: 3px solid var(--accent);
    font-weight: 600;
}

.user-panel {
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.825rem;
    color: #ffffff;
}

.user-panel .user-name {
    font-weight: 600;
    color: #ffffff;
}

.user-panel .role {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    margin-top: 0.15rem;
}

.user-panel .logout-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
    margin-top: 0.5rem;
    transition: color 0.15s;
}

.user-panel .logout-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* Main Layout */
main {
    flex: 1;
    min-width: 0;
    padding: 2.25rem;
    background-color: var(--canvas);
    overflow-y: auto;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
}

h1 {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--navy-header);
    margin-bottom: 0.25rem;
}

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

.subtitle strong {
    color: var(--navy-header);
}

.actions-group {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.tenant-select {
    padding: 0.5rem 1rem;
    background: #ffffff;
    border: 1px solid #ced4da;
    color: var(--text-primary);
    border-radius: 6px;
    font-size: 0.875rem;
    outline: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.tenant-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(251, 150, 120, 0.25);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 194, 146, 0.1);
    border: 1px solid rgba(0, 194, 146, 0.3);
    color: #008f6b;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(0, 194, 146, 0.2);
}

/* Buttons */
.btn {
    padding: 0.55rem 1.15rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn-primary {
    background: var(--accent);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    color: #ffffff;
}

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

.btn-success:hover {
    background: var(--success-hover);
    color: #ffffff;
}

.btn-secondary {
    background: #ffffff;
    color: var(--navy-header);
    border: 1px solid #ced4da;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: #f8f9fa;
    border-color: #adb5bd;
    color: var(--navy-header);
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.775rem;
    font-weight: 600;
    border-radius: 4px;
    border: 1px solid transparent;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.btn-xs {
    padding: 0.25rem 0.6rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    line-height: 1.25;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.btn-outline-success {
    background: rgba(0, 194, 146, 0.08);
    color: #008f6b;
    border: 1px solid rgba(0, 194, 146, 0.35);
}

.btn-outline-success:hover {
    background: var(--success);
    color: #ffffff;
    border-color: var(--success);
}

.btn-outline-secondary {
    background: #ffffff;
    color: var(--navy-header);
    border: 1px solid var(--border-dark);
}

.btn-outline-secondary:hover {
    background: #f1f5f9;
    border-color: #adb5bd;
    color: var(--navy-header);
}

/* Stat Cards */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
    box-shadow: 1px 0 24px rgba(0, 0, 0, 0.12);
}

.card-title {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.card-value {
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--accent); /* Iconic D3 Coral Stat Number */
    line-height: 1.2;
}

.card-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.4rem;
}

/* Section Panel & Tables */
.section-panel {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
    overflow: hidden;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.section-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--navy-header);
    margin: 0;
}

.section-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.85rem;
}

th {
    padding: 0.75rem 0.85rem;
    color: var(--link-navy);
    background: #f8f9fa;
    border-bottom: 2px solid var(--border);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

td {
    padding: 0.8rem 0.85rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    vertical-align: middle;
}

tbody tr:hover {
    background-color: #f8fafd;
}

code {
    font-family: SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.8rem;
    background: #f1f5f9;
    color: var(--navy-header);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    border: 1px solid #e2e8f0;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(0, 194, 146, 0.12);
    color: #008f6b;
    border: 1px solid rgba(0, 194, 146, 0.25);
}

.badge-danger {
    background: rgba(228, 106, 118, 0.12);
    color: var(--danger);
    border: 1px solid rgba(228, 106, 118, 0.25);
}

.badge-info {
    background: rgba(2, 37, 97, 0.08);
    color: var(--navy-header);
    border: 1px solid rgba(2, 37, 97, 0.15);
}