/**
 * Thomas G Limited - Centralized SaaS Dashboard & Portal Design System
 * 
 * Standardizes typography, tables, cards, metric tiles, badges, buttons,
 * and container widths across Admin, Client, Seller, Supplier, and Public views.
 */

:root {
    --tsg-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --tsg-font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    --tsg-primary: #2563eb;
    --tsg-primary-hover: #1d4ed8;
    --tsg-indigo: #4f46e5;
    --tsg-indigo-hover: #4338ca;
    --tsg-dark: #0f172a;
    --tsg-body: #1e293b;
    --tsg-muted: #64748b;
    --tsg-border: #e2e8f0;
    --tsg-border-subtle: #edf2f7;
    --tsg-bg-card: #ffffff;
    --tsg-bg-subtle: #f8fafc;
    --tsg-radius-sm: 6px;
    --tsg-radius-md: 10px;
    --tsg-radius-lg: 14px;
    --tsg-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.04);
    --tsg-shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.06);
    --tsg-shadow-hover: 0 8px 20px -4px rgba(15, 23, 42, 0.08);
}

/* Base Typography */
body {
    font-family: var(--tsg-font-sans);
    color: var(--tsg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Layout & Containers */
.tsg-container-xl {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
    width: 100%;
}

@media (min-width: 1400px) {
    .tsg-container-xl {
        max-width: 1320px;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

/* Header Section */
.saas-header,
.tsg-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.saas-title,
.tsg-page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--tsg-dark);
    margin: 0;
    letter-spacing: -0.02em;
}

.saas-subtitle,
.tsg-page-subtitle {
    font-size: 13px;
    color: var(--tsg-muted);
    margin: 4px 0 0;
}

/* Standardized Card Components */
.tsg-dash-card,
.saas-card {
    background: var(--tsg-bg-card);
    border: 1px solid var(--tsg-border);
    border-radius: var(--tsg-radius-lg);
    box-shadow: var(--tsg-shadow-sm);
    overflow: hidden;
    margin-bottom: 24px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.saas-card-header {
    background: var(--tsg-bg-card);
    padding: 16px 20px;
    border-bottom: 1px solid var(--tsg-border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.saas-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--tsg-dark);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.saas-card-body {
    padding: 24px;
}

@media (max-width: 767.98px) {
    .saas-card-body {
        padding: 16px;
    }
}

/* Metric / Quick Action Tile */
.tsg-metric-card {
    background: var(--tsg-bg-card);
    border: 1px solid var(--tsg-border);
    border-radius: var(--tsg-radius-lg);
    padding: 1.25rem 1.4rem;
    box-shadow: var(--tsg-shadow-sm);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s ease;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    height: 100%;
    color: inherit;
}

.tsg-metric-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--tsg-shadow-hover);
    border-color: #cbd5e1;
    color: inherit;
    text-decoration: none;
}

.tsg-metric-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    flex-shrink: 0;
}

/* Standardized Table System */
.tsg-table,
.saas-table,
.table-saas {
    width: 100%;
    margin-bottom: 0;
    border-collapse: separate;
    border-spacing: 0;
}

.tsg-table th,
.saas-table th,
.table-saas th,
.tsg-table-header {
    background-color: var(--tsg-bg-subtle) !important;
    color: var(--tsg-muted) !important;
    font-size: 0.78rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.04em !important;
    font-weight: 600 !important;
    padding: 12px 16px !important;
    border-bottom: 1px solid var(--tsg-border-subtle) !important;
    white-space: nowrap;
}

.tsg-table td,
.saas-table td,
.table-saas td {
    padding: 12px 16px !important;
    vertical-align: middle !important;
    font-size: 13px !important;
    border-bottom: 1px solid #f1f5f9 !important;
    color: #334155 !important;
}

.tsg-table tbody tr,
.saas-table tbody tr,
.table-saas tbody tr {
    transition: background-color 0.15s ease;
}

.tsg-table tbody tr:hover,
.saas-table tbody tr:hover,
.table-saas tbody tr:hover {
    background-color: var(--tsg-bg-subtle);
}

/* Standardized Button System */
.saas-btn-primary,
.tsg-btn-primary {
    background-color: var(--tsg-indigo);
    color: #ffffff !important;
    border: 0;
    border-radius: var(--tsg-radius-md);
    padding: 9px 18px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none !important;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: background-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.saas-btn-primary:hover,
.tsg-btn-primary:hover {
    background-color: var(--tsg-indigo-hover);
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

.saas-btn-outline,
.tsg-btn-outline {
    background-color: #ffffff;
    color: #475569 !important;
    border: 1px solid var(--tsg-border);
    border-radius: var(--tsg-radius-md);
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none !important;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s ease;
}

.saas-btn-outline:hover,
.tsg-btn-outline:hover {
    background-color: var(--tsg-bg-subtle);
    border-color: #cbd5e1;
    color: var(--tsg-dark) !important;
}

/* Modern Form Controls */
.tsg-input,
.saas-container .form-control,
.saas-container select,
.saas-container .form-select {
    border-color: #cbd5e1;
    border-radius: var(--tsg-radius-md);
    padding: 8px 12px;
    font-size: 13px;
    color: var(--tsg-dark);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.tsg-input:focus,
.saas-container .form-control:focus,
.saas-container select:focus,
.saas-container .form-select:focus {
    border-color: var(--tsg-indigo);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* Form actions bar */
.saas-form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin: 20px 0 28px;
    padding-top: 16px;
    border-top: 1px solid var(--tsg-border-subtle);
}

/* Empty States */
.tsg-empty-state {
    padding: 3rem 1.5rem;
    text-align: center;
}

.tsg-empty-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.75rem;
    color: #94a3b8;
}

/* Modern Soft Badges */
.badge.bg-purple {
    background-color: #9333ea !important;
}
.text-purple {
    color: #9333ea !important;
}
.border-purple {
    border-color: rgba(147, 51, 234, 0.3) !important;
}

/* Landing Page Hero & Card Specifics */
.tsg-hero-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid var(--tsg-border);
    border-radius: 20px;
    padding: 3rem 2.5rem;
    box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
}

@media (max-width: 767.98px) {
    .tsg-hero-card {
        padding: 2rem 1.25rem;
    }
}

.tsg-feature-card {
    background: #ffffff;
    border: 1px solid var(--tsg-border);
    border-radius: var(--tsg-radius-lg);
    padding: 1.75rem 1.5rem;
    height: 100%;
    box-shadow: var(--tsg-shadow-sm);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s ease;
}

.tsg-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--tsg-shadow-hover);
    border-color: #cbd5e1;
}

.tsg-service-card {
    background: #ffffff;
    border: 1px solid var(--tsg-border);
    border-radius: var(--tsg-radius-lg);
    padding: 1.5rem;
    height: 100%;
    box-shadow: var(--tsg-shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
}

.tsg-service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--tsg-shadow-md);
    border-color: #cbd5e1;
}