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

/* ==========================================================================
   THAMILAR_SHANDHAI PREMIUM ENTERPRISE DESIGN SYSTEM
   ========================================================================== */

:root {
    /* Color Palette */
    --primary: #2563EB;
    --primary-hover: #1D4ED8;
    --primary-subtle: rgba(37, 99, 235, 0.08);
    
    --secondary: #0F172A;
    --secondary-hover: #1E293B;
    --secondary-subtle: rgba(15, 23, 42, 0.05);
    
    --accent: #14B8A6;
    --accent-hover: #0F766E;
    --accent-subtle: rgba(20, 184, 166, 0.08);
    
    --success: #22C55E;
    --success-subtle: rgba(34, 197, 94, 0.08);
    
    --warning: #F59E0B;
    --warning-subtle: rgba(245, 158, 11, 0.08);
    
    --danger: #EF4444;
    --danger-subtle: rgba(239, 68, 68, 0.08);
    
    --info: #0EA5E9;
    --info-subtle: rgba(14, 165, 233, 0.08);

    --bg-main: #F8FAFC;
    --bg-card: #FFFFFF;
    --border-color: #E2E8F0;
    --border-glass: rgba(226, 232, 240, 0.8);
    
    --text-primary: #0F172A;
    --text-muted: #64748B;
    --text-light: #94A3B8;
    
    /* Spacing & Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.05), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 20px 40px -15px rgba(15, 23, 42, 0.08);
    --shadow-premium: 0 12px 30px rgba(37, 99, 235, 0.06);
    
    /* Transitions */
    --transition-fast: all 0.2s ease;
    --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Overrides */
html, body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--secondary);
    font-weight: 600;
}

h1 { font-size: 42px; font-weight: 700; }
h2 { font-size: 34px; font-weight: 700; }
h3 { font-size: 28px; font-weight: 600; }
h4 { font-size: 22px; }
h5 { font-size: 18px; }
h6 { font-size: 15px; }

a {
    transition: var(--transition-fast);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #CBD5E1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94A3B8;
}

/* ==========================================================================
   UI COMPONENT LIBRARY
   ========================================================================== */

/* Premium Cards */
.card-premium {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    overflow: hidden;
    position: relative;
}
.card-premium:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(37, 99, 235, 0.15);
}

/* Marketplace media (vehicles / products) */
.media-cover {
    position: relative;
    overflow: hidden;
    background: #f1f5f9;
}
.media-cover img,
.object-fit-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.media-thumb {
    height: 72px;
    border: 2px solid transparent;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    background: #f8fafc;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.media-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.media-thumb:hover,
.media-thumb.active {
    border-color: var(--primary, #2563eb);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.2);
}
.media-main {
    height: 360px;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
}
.media-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Glassmorphism Cards */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}
.glass-card:hover {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

/* Custom Badges */
.badge {
    padding: 6px 14px;
    font-weight: 500;
    font-size: 13px;
    border-radius: 50px;
}
.badge-primary-subtle { background-color: var(--primary-subtle); color: var(--primary); }
.badge-secondary-subtle { background-color: var(--secondary-subtle); color: var(--secondary); }
.badge-accent-subtle { background-color: var(--accent-subtle); color: var(--accent); }
.badge-success-subtle { background-color: var(--success-subtle); color: var(--success); }
.badge-warning-subtle { background-color: var(--warning-subtle); color: var(--warning); }
.badge-danger-subtle { background-color: var(--danger-subtle); color: var(--danger); }
.badge-info-subtle { background-color: var(--info-subtle); color: var(--info); }

/* Custom Buttons */
.btn {
    font-size: 15px;
    font-weight: 500;
    padding: 10px 24px;
    border-radius: 12px;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}

.btn-secondary {
    background-color: var(--secondary);
    border-color: var(--secondary);
    color: #fff;
}
.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--secondary-hover);
    border-color: var(--secondary-hover);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn-accent:hover, .btn-accent:focus {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(20, 184, 166, 0.3);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
    background: transparent;
}
.btn-outline-primary:hover {
    background-color: var(--primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.15);
}

/* Premium Forms */
.form-control, .form-select {
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    font-size: 15px;
    background-color: #fff;
    color: var(--text-primary);
    transition: var(--transition-fast);
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
    outline: 0;
}

/* Input group icons */
.input-group-text-premium {
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: 12px 0 0 12px;
    color: var(--text-muted);
}
.input-group-text-premium + .form-control {
    border-left: none;
    border-radius: 0 12px 12px 0;
}

/* Premium Tables */
.table-premium-container {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
}
.table-premium {
    margin-bottom: 0;
}
.table-premium thead {
    background-color: var(--bg-main);
    border-bottom: 2px solid var(--border-color);
}
.table-premium th {
    padding: 16px 24px;
    font-weight: 600;
    color: var(--secondary);
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
}
.table-premium td {
    padding: 18px 24px;
    color: var(--text-primary);
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}
.table-premium tbody tr:hover td {
    background-color: var(--bg-main);
}

/* ==========================================================================
   NAVIGATION & LAYOUT ARCHITECTURE
   ========================================================================== */

/* Sticky Glass Navbar */
.navbar-thamilarshandhai {
    background: #ffffff;
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
    transition: var(--transition-smooth);
    z-index: 1050;
}
.navbar-thamilarshandhai .navbar-brand {
    font-weight: 800;
    font-size: 24px;
    color: var(--secondary);
    letter-spacing: -0.5px;
}
.navbar-thamilarshandhai .nav-link {
    color: var(--secondary);
    font-weight: 500;
    font-size: 14px;
    padding: 6px 6px !important;
    border-radius: 8px;
    white-space: nowrap;
}
.navbar-thamilarshandhai .nav-link:hover, .navbar-thamilarshandhai .nav-link.active {
    color: var(--primary);
    background-color: var(--primary-subtle);
}

/* Mega Menu Dropdown */
.megamenu-dropdown {
    position: static;
}
.megamenu-panel {
    width: 100%;
    left: 0;
    right: 0;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    background: #fff;
    padding: 24px;
    display: none;
    z-index: 1000;
}
.dropdown:hover .megamenu-panel {
    display: block;
}

/* Collapsible Sidebars for Dashboards */
.dashboard-layout {
    display: flex;
    min-height: calc(100vh - 72px);
}
.sidebar-premium {
    width: 280px;
    background: #fff;
    border-right: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    flex-shrink: 0;
    z-index: 100;
}
.sidebar-collapsed {
    width: 80px;
}
.sidebar-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    border-radius: 12px;
    margin: 4px 16px;
    transition: var(--transition-fast);
}
.sidebar-link:hover {
    color: var(--primary);
    background-color: var(--primary-subtle);
}
.sidebar-link.active {
    color: #fff;
    background-color: var(--primary);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}
.dashboard-content {
    flex-grow: 1;
    padding: 40px;
    background-color: var(--bg-main);
    overflow-y: auto;
}

/* ==========================================================================
   HOMEPAGE CUSTOM HERO & GRAPHIC ELEMENTS
   ========================================================================== */

/* Hero Section */
.hero-gradient {
    position: relative;
    background: radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.03) 0%, rgba(20, 184, 166, 0.01) 90%);
    padding: 120px 0 80px 0;
}
.hero-heading {
    font-size: 54px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1px;
}
.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 600px;
}

/* Animated statistics grid */
.stat-card {
    border-radius: var(--radius-lg);
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}
.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(37, 99, 235, 0.1);
}
.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 4px;
}
.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Mock Dashboard Graphic */
.mock-dashboard-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 30px 60px -15px rgba(15, 23, 42, 0.12);
    border: 8px solid rgba(255, 255, 255, 0.8);
}

/* Category Circle Cards */
.category-circle-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px 12px;
    border-radius: var(--radius-lg);
    background: #fff;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition-smooth);
}
.category-circle-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(37, 99, 235, 0.15);
}
.category-circle-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 12px;
    transition: var(--transition-fast);
}
.category-circle-card:hover .category-circle-icon {
    transform: scale(1.1);
}

/* Timeline Workflow Style */
.timeline-rfq {
    position: relative;
    padding: 30px 0;
}
.timeline-rfq::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--border-color);
    z-index: 1;
}
.timeline-step {
    position: relative;
    z-index: 2;
    text-align: center;
}
.timeline-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--primary);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}
.timeline-step:hover .timeline-icon {
    background-color: var(--primary);
    color: #fff;
    transform: scale(1.1);
}

/* Mini Chart Line placeholder */
.mini-chart {
    height: 60px;
    display: flex;
    align-items: flex-end;
    gap: 4px;
}
.mini-bar {
    flex-grow: 1;
    background-color: var(--primary-subtle);
    border-radius: 2px 2px 0 0;
    transition: var(--transition-smooth);
}
.mini-bar:hover {
    background-color: var(--primary);
}

/* Keyframe Animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

@keyframes skeleton-loading {
    0% { background-position: 100% 50%; }
    100% { background-position: 0 50%; }
}

.float-animation {
    animation: float 4s ease-in-out infinite;
}

.skeleton {
    background: linear-gradient(90deg, #F1F5F9 25%, #E2E8F0 37%, #F1F5F9 63%);
    background-size: 400% 100%;
    animation: skeleton-loading 1.4s ease infinite;
}

/* Quick Swinger Panel */
.role-quick-panel {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
}

/* Responsive Overrides */
@media (max-width: 991.98px) {
    h1 { font-size: 34px; }
    h2 { font-size: 28px; }
    h3 { font-size: 24px; }
    .hero-heading { font-size: 38px; }
    .sidebar-premium {
        position: fixed;
        left: -280px;
        top: 72px;
        bottom: 0;
        box-shadow: var(--shadow-lg);
    }
    .sidebar-premium.active {
        left: 0;
    }
    .timeline-rfq::before {
        display: none;
    }
    .timeline-step {
        margin-bottom: 30px;
    }
}