/* COLLECT AURA — ULTRA-PREMIUM ENTERPRISE DESIGN SYSTEM (Vanilla CSS) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-workspace: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --accent-primary: #4f46e5;
    --accent-hover: #4338ca;
    --accent-focus: rgba(79, 70, 229, 0.15);
    
    /* Elegant Visual Indicator Colours */
    --status-fresh-bg: #eff6ff;
    --status-fresh-text: #1d4ed8;
    --status-ptp-bg: #ecfdf5;
    --status-ptp-text: #047857;
    --status-rb-bg: #fffbeb;
    --status-rb-text: #b45309;
    --status-paid-bg: #f0fdf4;
    --status-paid-text: #15803d;
    --status-overdue-bg: #fef2f2;
    --status-overdue-text: #b91c1c;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --transition-standard: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-workspace);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Beautiful Sidebar Layout Shell */
.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background-color: var(--bg-primary);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    padding: 24px;
    flex-shrink: 0;
}

.sidebar-brand {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
}

.sidebar-brand span {
    background: linear-gradient(135deg, #a5b4fc, #6366f1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    color: #94a3b8;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition-standard);
}

.sidebar-link:hover, .sidebar-link.active {
    background-color: var(--bg-secondary);
    color: #ffffff;
}

.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-workspace);
    overflow-y: auto;
    max-height: 100vh;
}

/* Top App Bar Header */
.top-bar {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 18px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.015em;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.95rem;
}

.avatar-badge {
    background-color: var(--accent-focus);
    color: var(--accent-primary);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.content-body {
    padding: 32px;
    flex-grow: 1;
}

/* Stunning Dashboard KPI Layout Cards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.card-metric {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
    transition: var(--transition-standard);
}

.card-metric:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

.metric-title {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-value {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

/* Beautiful Clean Tables */
.table-responsive {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
    margin-bottom: 32px;
}

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

.data-table th {
    background-color: #fcfcfc;
    color: var(--text-secondary);
    font-weight: 600;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.data-table td {
    padding: 16px 24px;
    border-bottom: 1px solid #f1f5f9;
    color: var(--text-primary);
}

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

.data-table tr:hover td {
    background-color: #fafbfc;
}

/* Premium Visual Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-fresh { background-color: var(--status-fresh-bg); color: var(--status-fresh-text); }
.badge-ptp { background-color: var(--status-ptp-bg); color: var(--status-ptp-text); }
.badge-rb { background-color: var(--status-rb-bg); color: var(--status-rb-text); }
.badge-paid { background-color: var(--status-paid-bg); color: var(--status-paid-text); }
.badge-overdue { background-color: var(--status-overdue-bg); color: var(--status-overdue-text); }

/* Premium Input Form Architecture */
.form-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
    max-width: 700px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-control, .form-select, .form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-primary);
    background-color: #ffffff;
    transition: var(--transition-standard);
}

.form-control:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 4px var(--accent-focus);
}

.btn-group {
    display: flex;
    gap: 12px;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition-standard);
}

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

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

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

.btn-outline:hover {
    background-color: #f1f5f9;
}

/* Authentication Screen Experience (Premium Dark Gradient Atmosphere) */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 10% 20%, rgb(15, 23, 42) 0%, rgb(30, 41, 59) 90%);
    padding: 24px;
}

.auth-container {
    width: 100%;
    max-width: 440px;
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    padding: 44px;
    display: flex;
    flex-direction: column;
}

.auth-brand {
    font-size: 1.65rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 8px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.auth-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 36px;
}

/* Multi-tenant Context Switch Notification Top Banner */
.context-banner {
    background-color: var(--bg-secondary);
    color: #ffffff;
    padding: 8px 32px;
    font-size: 0.8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.context-banner a {
    color: #a5b4fc;
    font-weight: 600;
}