:root {
    /* SaaS Theme Colors */
    --bg-main: #f4f7f6;
    --sidebar-bg: #1a2235;
    --sidebar-hover: #263148;
    --sidebar-text: #a0aec0;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    
    --green: #10b981;
    --blue: #3b82f6;
    --orange: #f59e0b;
    --red: #ef4444;
}

.dark-mode {
    --bg-main: #0f172a;
    --sidebar-bg: #0b1120;
    --sidebar-hover: #1e293b;
    --sidebar-text: #94a3b8;
    --card-bg: #1e293b;
    --border-color: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    
    --green: #34d399;
    --blue: #60a5fa;
    --orange: #fbbf24;
    --red: #f87171;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

/* =========================================
   LOGIN PAGE
========================================= */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #f8fafc;
}

.login-panel {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-panel h2 {
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.login-panel p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 14px;
}

/* =========================================
   SAAS LAYOUT
========================================= */
.saas-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
}

.sidebar-brand {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.brand-icon {
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    font-size: 14px;
}

.brand-name {
    font-size: 18px;
    font-weight: 600;
}

.sidebar-nav {
    padding: 20px 12px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    color: var(--sidebar-text);
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 4px;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-item:hover, .nav-item.active {
    background-color: var(--sidebar-hover);
    color: white;
}

.nav-icon {
    margin-right: 12px;
    font-size: 18px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: #475569;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 13px;
    font-weight: bold;
}

.user-info .user-name {
    font-size: 14px;
    font-weight: 500;
    color: white;
}

.user-info .user-role {
    font-size: 12px;
    color: var(--sidebar-text);
}

.logout-btn {
    display: block;
    text-align: center;
    padding: 8px;
    background: rgba(255,255,255,0.1);
    color: var(--sidebar-text);
    text-decoration: none;
    border-radius: 6px;
    font-size: 13px;
    transition: all 0.2s;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    background: var(--bg-main);
}

.top-header {
    height: 70px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
}

.search-bar {
    display: flex;
    align-items: center;
    background: #f1f5f9;
    padding: 8px 16px;
    border-radius: 8px;
    width: 300px;
}

.search-bar input {
    border: none;
    background: transparent;
    margin-left: 8px;
    width: 100%;
    outline: none;
    color: var(--text-primary);
}

.header-actions .notification-btn {
    background: transparent;
    border: none;
    font-size: 20px;
    position: relative;
    cursor: pointer;
}

.badge-count {
    position: absolute;
    top: -5px;
    right: -8px;
    background: var(--red);
    color: white;
    font-size: 10px;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 10px;
}

.content-wrapper {
    padding: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

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

.page-header h2 {
    font-size: 24px;
    color: var(--text-primary);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-desc {
    font-size: 12px;
    color: #94a3b8;
    margin-top: 8px;
}

.text-green { color: var(--green); }
.text-blue { color: var(--blue); }
.text-orange { color: var(--orange); }

/* Table Card */
.table-card {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.table-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

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

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

.saas-table th {
    background: #f8fafc;
    padding: 12px 24px;
    text-align: left;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.saas-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}
.date-cell {
    white-space: nowrap;
}

.employee-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.emp-avatar {
    width: 32px;
    height: 32px;
    background: #e2e8f0;
    color: var(--text-secondary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    font-weight: 600;
}

.emp-name {
    font-weight: 500;
    color: var(--text-primary);
}

.status-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    display: inline-block;
}

.badge-active { background: #d1fae5; color: #065f46; }
.badge-remote { background: #dbeafe; color: #1e40af; }
.badge-leave { background: #ffedd5; color: #9a3412; }
.badge-absent { background: #fee2e2; color: #991b1b; }
.badge-audit { background: #e0e7ff; color: #3730a3; }
.badge-intern { background: #fce7f3; color: #9d174d; }
.badge-delayed { background: #fef3c7; color: #92400e; }
.badge-sick { background: #fee2e2; color: #991b1b; }
.badge-trip { background: #ede9fe; color: #5b21b6; }

.dark-mode .badge-active { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }
.dark-mode .badge-remote { background: rgba(37, 99, 235, 0.2); color: #93c5fd; }
.dark-mode .badge-leave { background: rgba(249, 115, 22, 0.2); color: #fdba74; }
.dark-mode .badge-absent { background: rgba(239, 68, 68, 0.2); color: #fca5a5; }
.dark-mode .badge-audit { background: rgba(99, 102, 241, 0.2); color: #a5b4fc; }
.dark-mode .badge-intern { background: rgba(236, 72, 153, 0.2); color: #f472b6; }
.dark-mode .badge-delayed { background: rgba(245, 158, 11, 0.2); color: #fcd34d; }
.dark-mode .badge-sick { background: rgba(239, 68, 68, 0.2); color: #fca5a5; }
.dark-mode .badge-trip { background: rgba(139, 92, 246, 0.2); color: #c4b5fd; }

.action-buttons {
    display: flex;
    gap: 8px;
}

.btn-action {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.2s;
}

.btn-action:hover {
    background: #f1f5f9;
    color: var(--text-primary);
}

.text-red { color: var(--red); }
.text-red:hover { background: #fef2f2; color: #991b1b; }

.empty-state {
    text-align: center;
    padding: 40px !important;
    color: var(--text-secondary);
}

/* Forms & Modals */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

input, select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

input:focus, select:focus {
    border-color: var(--primary-color);
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

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

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

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

.btn-secondary:hover {
    background: #f1f5f9;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(2px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

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

.modal-card {
    background: var(--card-bg);
    width: 100%;
    max-width: 450px;
    border-radius: 12px;
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
    transform: scale(0.95);
    transition: all 0.2s;
}

.modal-overlay.active .modal-card {
    transform: scale(1);
}

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

.modal-header h3 {
    font-size: 18px;
}

.close-btn {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
}

.modal-form {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 32px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 14px;
}
.alert-success { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }

/* Accordion */
.archive-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.accordion-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.accordion-header {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
}

.accordion-header:hover {
    background: rgba(0,0,0,0.02);
}

.dark-mode .accordion-header:hover {
    background: rgba(255,255,255,0.02);
}

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

.accordion-icon {
    font-size: 12px;
    color: var(--text-secondary);
    transition: transform 0.3s;
}

.accordion-body {
    display: none;
    border-top: 1px solid var(--border-color);
}

.accordion-item.active .accordion-body {
    display: block;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

/* =========================================
   GOOGLE SHEETS INTEGRATION STYLES
========================================= */
.integration-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.integration-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sheets-logo-badge {
    width: 48px;
    height: 48px;
    background: #e6f4ea;
    color: #137333;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
}

.dark-mode .sheets-logo-badge {
    background: #0d381e;
    color: #34d399;
}

.integration-details h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.integration-meta {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.integration-meta span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.integration-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-sheets {
    background: #0f9d58;
    color: white !important;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    padding: 9px 16px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s, transform 0.1s;
    border: none;
    cursor: pointer;
}

.btn-sheets:hover {
    background: #0b8043;
    transform: translateY(-1px);
}

.btn-sync {
    background: #2563eb;
    color: white !important;
    font-weight: 500;
    font-size: 14px;
    padding: 9px 16px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s, transform 0.1s;
    border: none;
    cursor: pointer;
}

.btn-sync:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.btn-telegram {
    background: #229ED9;
    color: white !important;
    font-weight: 500;
    font-size: 14px;
    padding: 9px 16px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s, transform 0.1s;
    border: none;
    cursor: pointer;
}

.btn-telegram:hover {
    background: #1e87bb;
    transform: translateY(-1px);
}

.btn-test {
    background: #8b5cf6;
    color: white !important;
    font-weight: 500;
    font-size: 14px;
    padding: 9px 16px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s, transform 0.1s;
    border: none;
    cursor: pointer;
}

.btn-test:hover {
    background: #7c3aed;
    transform: translateY(-1px);
}

.status-indicator-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--green);
}

.instructions-box {
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.dark-mode .instructions-box {
    background: rgba(37, 99, 235, 0.1);
    border-color: rgba(37, 99, 235, 0.3);
}

.table-schema-badge {
    display: inline-block;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 3px 8px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 13px;
    margin: 2px;
}