@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Light Mode Variables */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --sidebar-bg: #0f172a; /* Slate Dark Sidebar remains dark for high contrast corporate feel */
    --sidebar-text: #94a3b8;
    --sidebar-active: #3b82f6;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --accent-color: #2563eb; /* Electric Blue */
    --accent-hover: #1d4ed8;
    --accent-light: rgba(37, 99, 235, 0.1);
    
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --card-border: 1px solid #f1f5f9;
    
    --danger-color: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --success-color: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning-color: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --info-color: #06b6d4;
    --info-bg: rgba(6, 182, 212, 0.1);
}

.dark {
    /* Dark Mode Variables */
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --sidebar-bg: #0b0f19;
    --sidebar-text: #94a3b8;
    --sidebar-active: #3b82f6;
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --accent-color: #3b82f6; /* Electric Blue/Slate */
    --accent-hover: #60a5fa;
    --accent-light: rgba(59, 130, 246, 0.15);
    
    --border-color: #1f2937;
    --card-bg: #111827;
    --card-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 8px 10px -6px rgba(0, 0, 0, 0.2);
    --card-border: 1px solid #1f2937;
    
    --danger-color: #f87171;
    --danger-bg: rgba(248, 113, 113, 0.15);
    --success-color: #34d399;
    --success-bg: rgba(52, 211, 153, 0.15);
    --warning-color: #fbbf24;
    --warning-bg: rgba(251, 191, 36, 0.15);
    --info-color: #22d3ee;
    --info-bg: rgba(34, 211, 238, 0.15);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    transition: background-color 0.25s ease, border-color 0.25s ease;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    color: var(--text-primary);
}

/* App Layout */
.app-container {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar Styling */
.sidebar {
    width: 280px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    border-right: 1px solid var(--border-color);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    padding-left: 0.5rem;
}

.sidebar-logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-weight: 800;
    font-size: 1.25rem;
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
}

.sidebar-logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 8px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.sidebar-link:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: #ffffff;
}

.sidebar-link.active {
    background-color: var(--sidebar-active);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.sidebar-footer {
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.user-info-text .user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: #ffffff;
}

.user-info-text .user-role {
    font-size: 0.75rem;
    color: var(--sidebar-text);
}

/* Theme Toggle Button */
.theme-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Content Container */
.main-content {
    margin-left: 280px;
    flex-grow: 1;
    min-height: 100vh;
    padding: 2rem 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    width: calc(100% - 280px);
}

/* Header bar */
.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.content-title h1 {
    font-size: 1.85rem;
    color: var(--text-primary);
}

.content-title p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Flash alerts */
.flash-alert {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.925rem;
    font-weight: 500;
    margin-bottom: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.flash-alert-success {
    background-color: var(--success-bg);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.flash-alert-danger {
    background-color: var(--danger-bg);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

/* Metric Cards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.metric-card {
    background-color: var(--card-bg);
    border: var(--card-border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.metric-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 20px -3px rgba(0, 0, 0, 0.08);
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--accent-color);
}

.metric-card.metric-danger::before { background-color: var(--danger-color); }
.metric-card.metric-success::before { background-color: var(--success-color); }
.metric-card.metric-warning::before { background-color: var(--warning-color); }

.metric-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
}

.metric-subtext {
    font-size: 0.775rem;
    color: var(--text-secondary);
}

/* Main Dashboard Layout split */
.dashboard-split {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .dashboard-split {
        grid-template-columns: 1fr;
    }
}

/* Cards UI */
.card {
    background-color: var(--card-bg);
    border: var(--card-border);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 0.5rem;
}

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Alerts and notifications */
.alerts-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.alert-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    border: 1px solid transparent;
}

.alert-item-danger {
    background-color: var(--danger-bg);
    color: var(--danger-color);
    border-color: rgba(239, 68, 68, 0.2);
}

.alert-item-warning {
    background-color: var(--warning-bg);
    color: var(--warning-color);
    border-color: rgba(245, 158, 11, 0.2);
}

.alert-item-info {
    background-color: var(--info-bg);
    color: var(--info-color);
    border-color: rgba(6, 182, 212, 0.2);
}

.alert-item-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.alert-item-title {
    font-weight: 600;
}

.alert-item-desc {
    color: var(--text-secondary);
}

/* Forms input fields */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"],
input[type="url"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.925rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.925rem;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
}

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

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

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

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

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

.btn-danger:hover {
    opacity: 0.9;
}

.btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    border-radius: 6px;
}

/* Data Tables */
.table-responsive {
    overflow-x: auto;
    width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.925rem;
}

th {
    padding: 1rem;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 2px solid var(--border-color);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

tr:hover td {
    background-color: rgba(0, 0, 0, 0.01);
}

.dark tr:hover td {
    background-color: rgba(255, 255, 255, 0.01);
}

/* Badge tags */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-success { background-color: var(--success-bg); color: var(--success-color); }
.badge-danger { background-color: var(--danger-bg); color: var(--danger-color); }
.badge-warning { background-color: var(--warning-bg); color: var(--warning-color); }
.badge-info { background-color: var(--info-bg); color: var(--info-color); }

/* Interactive filters header */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background-color: var(--bg-primary);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    flex-wrap: wrap;
}

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

/* Partners Dashboard Section */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

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

.partner-card {
    background-color: var(--card-bg);
    border: var(--card-border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: relative;
    overflow: hidden;
}

.partner-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, var(--accent-light) 0%, transparent 70%);
    border-radius: 50%;
}

.partner-name {
    font-size: 1.25rem;
    font-weight: 700;
}

.partner-stat {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.partner-stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.partner-stat-value {
    font-weight: 600;
}

.partner-stat-value.highlight {
    color: var(--accent-color);
    font-size: 1.1rem;
    font-weight: 700;
}

/* Modals styling (Native pure CSS/JS responsive modal structure) */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--card-shadow);
    border: var(--card-border);
    transform: translateY(-20px);
    transition: transform 0.25s ease;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.modal-close {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    background: none;
    border: none;
}

.modal-close:hover {
    color: var(--text-primary);
}

/* Calendar styling */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border-top: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
    margin-top: 1rem;
}

.calendar-day-header {
    padding: 0.75rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.8rem;
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
}

.calendar-day {
    min-height: 110px;
    padding: 0.5rem;
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.calendar-day.other-month {
    background-color: rgba(0, 0, 0, 0.02);
}

.dark .calendar-day.other-month {
    background-color: rgba(255, 255, 255, 0.01);
}

.calendar-day-num {
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
}

.calendar-event {
    font-size: 0.7rem;
    padding: 0.25rem 0.4rem;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.calendar-event-pending { background-color: var(--success-bg); color: var(--success-color); border: 1px solid var(--success-color); }
.calendar-event-delivered { background-color: rgba(100, 116, 139, 0.1); color: var(--text-muted); border: 1px solid var(--border-color); }
.calendar-event-delayed { background-color: var(--danger-bg); color: var(--danger-color); border: 1px solid var(--danger-color); }

/* Document templates view styling */
.template-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    background-color: var(--bg-primary);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

.template-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.875rem;
    white-space: pre-wrap;
    max-height: 250px;
    overflow-y: auto;
    color: var(--text-primary);
}

/* Agreement design styling */
.agreement-text {
    line-height: 1.7;
    color: var(--text-secondary);
    font-size: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.agreement-text h3 {
    margin-top: 1rem;
    font-size: 1.15rem;
    color: var(--text-primary);
    border-left: 3px solid var(--accent-color);
    padding-left: 0.75rem;
}

.agreement-text ul {
    margin-left: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Responsive sidebar */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        box-shadow: 10px 0 20px rgba(0, 0, 0, 0.1);
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 1.5rem 1rem;
    }
    
    .content-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}