/* ============================================================
   ACGTS Portal — Design System
   Modern light theme for AC Global Tech Solutions
   Optimized for sunlight readability & elegance
   ============================================================ */

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

:root {
    --bg-primary: #f0f4f8;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    --bg-input: #f8fafc;
    --bg-subtle: #edf2f7;
    --border: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.12);
    --border-focus: rgba(59, 130, 246, 0.5);
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #8896ab;
    --accent-blue: #3b82f6;
    --accent-blue-glow: rgba(59, 130, 246, 0.12);
    --accent-green: #10b981;
    --accent-green-glow: rgba(16, 185, 129, 0.12);
    --accent-yellow: #d97706;
    --accent-red: #dc2626;
    --accent-purple: #7c3aed;
    --accent-orange: #ea580c;
    --accent-teal: #0d9488;
    --gradient-top: linear-gradient(135deg, rgba(59, 130, 246, 0.06), rgba(124, 58, 237, 0.04));
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.08), 0 4px 10px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 4px 14px rgba(59, 130, 246, 0.12);
    --shadow-navbar: 0 1px 3px rgba(0, 0, 0, 0.06);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

/* ============================================================
   TOP NAV BAR
   ============================================================ */
.navbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-navbar);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.navbar-logo {
    width: 56px;
    height: 56px;
    background: transparent;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.navbar-logo img,
.logo-mark img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

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

.navbar-subtitle {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 400;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
}

.navbar-nav a {
    text-decoration: none;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.navbar-nav a:hover {
    background: var(--bg-subtle);
    color: var(--text-primary);
}

.navbar-nav a.active {
    background: var(--accent-blue-glow);
    color: var(--accent-blue);
    font-weight: 600;
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-subtle);
}

.navbar-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 12px;
    color: #fff;
}

.navbar-username {
    font-size: 13px;
    font-weight: 500;
}

.navbar-role {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-logout {
    background: none;
    border: 1px solid rgba(220, 38, 38, 0.25);
    color: var(--accent-red);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-logout:hover {
    background: rgba(220, 38, 38, 0.06);
    border-color: var(--accent-red);
}

.btn-lang {
    background: var(--accent-blue-glow);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: var(--accent-blue);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.5px;
    font-family: inherit;
}

.btn-lang:hover {
    background: rgba(59, 130, 246, 0.18);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow);
}

/* ============================================================
   MAIN LAYOUT
   ============================================================ */
.main-content {
    max-width: 1440px;
    margin: 0 auto;
    padding: 24px;
}

/* ============================================================
   CARDS & PANELS
   ============================================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card-hover);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ============================================================
   KPIs
   ============================================================ */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.kpi-card.blue::before {
    background: var(--accent-blue);
}

.kpi-card.green::before {
    background: var(--accent-green);
}

.kpi-card.yellow::before {
    background: var(--accent-yellow);
}

.kpi-card.purple::before {
    background: var(--accent-purple);
}

.kpi-card.red::before {
    background: var(--accent-red);
}

.kpi-card.orange::before {
    background: var(--accent-orange);
}

.kpi-icon {
    font-size: 22px;
    margin-bottom: 8px;
}

.kpi-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 4px;
}

.kpi-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.kpi-sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ============================================================
   RESOURCE CARDS GRID
   ============================================================ */
.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.resource-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    box-shadow: var(--shadow-card);
}

.resource-card:hover {
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
}

.resource-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.resource-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    color: #fff;
    flex-shrink: 0;
}

.resource-name {
    font-weight: 600;
    font-size: 14px;
}

.resource-title {
    font-size: 12px;
    color: var(--text-muted);
}

.resource-stats {
    display: flex;
    gap: 16px;
    margin-bottom: 10px;
}

.resource-stat-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--accent-blue);
}

.resource-stat-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.resource-ticket-badge {
    position: absolute;
    top: 14px;
    right: 14px;
    background: rgba(234, 88, 12, 0.10);
    color: var(--accent-orange);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.resource-util-bar {
    height: 4px;
    background: var(--bg-subtle);
    border-radius: 2px;
    overflow: hidden;
}

.resource-util-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.6s ease;
}

/* ============================================================
   DETAIL VIEW
   ============================================================ */
.detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.detail-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: #fff;
}

.detail-name {
    font-size: 22px;
    font-weight: 700;
}

.detail-meta {
    font-size: 13px;
    color: var(--text-secondary);
}

.period-tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    padding: 4px;
    margin-bottom: 20px;
    width: fit-content;
}

.period-tab {
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    background: none;
    border: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.period-tab:hover {
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.04);
}

.period-tab.active {
    background: var(--accent-blue);
    color: #fff;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.util-bar-large {
    height: 12px;
    background: var(--bg-subtle);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 8px;
}

.util-fill-large {
    height: 100%;
    border-radius: 6px;
    transition: width 0.8s ease;
}

/* ============================================================
   TABLES
   ============================================================ */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    text-align: left;
    padding: 10px 12px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    border-bottom: 2px solid var(--border);
    background: var(--bg-subtle);
}

.data-table td {
    padding: 12px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.data-table tr:hover td {
    background: rgba(59, 130, 246, 0.03);
}

.ticket-row {
    cursor: pointer;
    transition: var(--transition);
}

.ticket-row:hover td {
    background: rgba(59, 130, 246, 0.05);
}

.ticket-detail {
    display: none;
    background: var(--bg-subtle);
}

.ticket-detail.show {
    display: table-row;
}

.ticket-detail-inner {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
    padding: 16px;
}

.ticket-field-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.ticket-field-value {
    font-size: 13px;
    color: var(--text-primary);
    margin-top: 2px;
}

.ticket-desc {
    grid-column: 1 / -1;
    padding-top: 12px;
    margin-top: 8px;
    border-top: 1px solid var(--border);
}

.ticket-desc-text {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-height: 120px;
    overflow-y: auto;
}

.ticket-expand-icon {
    display: inline-block;
    transition: transform 0.2s;
    font-size: 12px;
    color: var(--text-muted);
}

.ticket-row.expanded .ticket-expand-icon {
    transform: rotate(90deg);
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.badge-critical {
    background: rgba(220, 38, 38, 0.10);
    color: var(--accent-red);
}

.badge-high {
    background: rgba(234, 88, 12, 0.10);
    color: var(--accent-orange);
}

.badge-medium {
    background: rgba(217, 119, 6, 0.10);
    color: var(--accent-yellow);
}

.badge-low {
    background: rgba(16, 185, 129, 0.10);
    color: var(--accent-green);
}

.badge-status {
    background: rgba(59, 130, 246, 0.10);
    color: var(--accent-blue);
}

.badge-role-admin {
    background: rgba(220, 38, 38, 0.08);
    color: var(--accent-red);
}

.badge-role-manager {
    background: rgba(217, 119, 6, 0.08);
    color: var(--accent-yellow);
}

.badge-role-technician {
    background: rgba(16, 185, 129, 0.08);
    color: var(--accent-green);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), #2563eb);
    color: #fff;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
}

.btn-primary:hover {
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-subtle);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--border);
}

.btn-danger {
    background: rgba(220, 38, 38, 0.08);
    color: var(--accent-red);
    border: 1px solid rgba(220, 38, 38, 0.25);
}

.btn-danger:hover {
    background: rgba(220, 38, 38, 0.14);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 12px;
}

.btn-back {
    background: var(--accent-blue-glow);
    color: var(--accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.2);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-back:hover {
    background: rgba(59, 130, 246, 0.15);
}

/* ============================================================
   FORMS
   ============================================================ */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.form-input,
.form-select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    transition: var(--transition);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px var(--accent-blue-glow);
    background: #fff;
}

.form-input::placeholder {
    color: var(--text-muted);
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    background-image: radial-gradient(ellipse at 50% 0%, rgba(59, 130, 246, 0.06), transparent 60%);
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
}

.login-logo {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 24px;
    color: #fff;
    margin: 0 auto 20px;
}

.login-title {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 4px;
}

.login-subtitle {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

.login-error {
    background: rgba(220, 38, 38, 0.06);
    border: 1px solid rgba(220, 38, 38, 0.2);
    color: var(--accent-red);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 16px;
    display: none;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--accent-blue), #2563eb);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.login-btn:hover {
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
    transform: translateY(-1px);
}

.login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 90%;
    max-width: 520px;
    box-shadow: 0 16px 64px rgba(0, 0, 0, 0.12);
    transform: translateY(20px);
    transition: var(--transition);
}

.modal-overlay.show .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 4px;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 24px;
    border-top: 1px solid var(--border);
}

/* ============================================================
   VIEWS TOGGLE
   ============================================================ */
.view {
    display: none;
}

.view.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

/* ============================================================
   HOURS BY TICKET TABLE
   ============================================================ */
.hours-ticket-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-card);
}

.hours-ticket-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.hours-ticket-title {
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hours-ticket-count {
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-subtle);
    padding: 2px 10px;
    border-radius: 12px;
}

.hours-ticket-table {
    width: 100%;
    border-collapse: collapse;
}

.hours-ticket-table th {
    text-align: left;
    padding: 8px 12px;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    border-bottom: 2px solid var(--border);
    background: var(--bg-subtle);
}

.hours-ticket-table th.right {
    text-align: right;
}

.hours-ticket-table td {
    padding: 10px 12px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.hours-ticket-table td.right {
    text-align: right;
}

.hours-ticket-table tr:last-child td {
    border-bottom: none;
}

.hours-ticket-table tr:hover td {
    background: rgba(59, 130, 246, 0.03);
}

.hours-bar-track {
    height: 6px;
    background: var(--bg-subtle);
    border-radius: 3px;
    overflow: hidden;
    min-width: 60px;
}

.hours-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

.hours-bar-fill.billable {
    background: var(--accent-green);
}

.hours-bar-fill.non-billable {
    background: var(--accent-yellow);
}

.hours-bar-fill.mixed {
    background: linear-gradient(90deg, var(--accent-green), var(--accent-yellow));
}

.ticket-id-cell {
    font-size: 11px;
    color: var(--text-muted);
    font-family: monospace;
}

.hours-no-data {
    text-align: center;
    padding: 24px;
    color: var(--text-muted);
    font-size: 13px;
    font-style: italic;
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center {
    text-align: center;
}

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

.mb-16 {
    margin-bottom: 16px;
}

.mb-24 {
    margin-bottom: 24px;
}

.flex {
    display: flex;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gap-8 {
    gap: 8px;
}

.gap-16 {
    gap: 16px;
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--bg-subtle);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 0 12px;
    }

    .navbar-nav {
        display: none;
    }

    .main-content {
        padding: 16px;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .resource-grid {
        grid-template-columns: 1fr;
    }
}

/* Refresh spinner animation */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}