/* ===========================
   TankYou - Modern Design System
   =========================== */

/* --- CSS Variables --- */
:root {
    --ty-primary: #0F172A;
    --ty-accent: #F59E0B;
    --ty-accent-hover: #D97706;
    --ty-surface: #F8FAFC;
    --ty-surface-card: #FFFFFF;
    --ty-text: #0F172A;
    --ty-text-muted: #64748B;
    --ty-border: #E2E8F0;
    --ty-success: #10B981;
    --ty-danger: #EF4444;
    --ty-info: #3B82F6;
    --ty-radius: 12px;
    --ty-radius-lg: 20px;
    --ty-shadow-sm: 0 1px 3px rgba(15,23,42,0.06), 0 1px 2px rgba(15,23,42,0.04);
    --ty-shadow: 0 4px 20px rgba(15,23,42,0.08);
    --ty-shadow-lg: 0 10px 40px rgba(15,23,42,0.12);
    --ty-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Global resets --- */
* { box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--ty-text);
    background-color: var(--ty-surface);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

p { line-height: 1.6; }

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

/* --- Header --- */
.main-header {
    background-color: var(--ty-primary);
    color: #FFFFFF;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.main-header .logo {
    color: var(--ty-accent);
    font-weight: 800;
    letter-spacing: -0.03em;
    font-size: 1.4rem;
}

.main-header .logo:hover {
    color: #FCD34D;
}

.main-header a {
    color: rgba(255,255,255,0.85);
}

.main-header a:hover {
    color: #FFFFFF;
}

.main-header .btn-outline-light {
    color: rgba(255,255,255,0.9);
    border-color: rgba(255,255,255,0.2);
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.85rem;
    padding: 6px 16px;
    transition: var(--ty-transition);
}

.main-header .btn-outline-light:hover {
    background-color: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.3);
    color: #FFFFFF;
}

.main-header .btn-accent {
    background-color: var(--ty-accent);
    color: var(--ty-primary);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 6px 16px;
    transition: var(--ty-transition);
}

.main-header .btn-accent:hover {
    background-color: var(--ty-accent-hover);
    transform: translateY(-1px);
}

.main-header input {
    background-color: rgba(255,255,255,0.08);
    color: #FFFFFF;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    transition: var(--ty-transition);
}

.main-header input:focus {
    background-color: rgba(255,255,255,0.12);
    border-color: var(--ty-accent);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.15);
}

.main-header input::placeholder {
    color: rgba(255,255,255,0.45);
}

.header-user-greeting {
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
    font-weight: 400;
}

.header-user-greeting strong {
    color: #FFFFFF;
    font-weight: 600;
}

/* --- Navigation pills --- */
.nav-pills-custom {
    display: flex;
    gap: 4px;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    padding: 4px;
}

.nav-pills-custom a {
    padding: 6px 14px;
    border-radius: 7px;
    font-size: 0.82rem;
    font-weight: 500;
    color: rgba(255,255,255,0.65);
    text-decoration: none;
    transition: var(--ty-transition);
}

.nav-pills-custom a:hover,
.nav-pills-custom a.active {
    background: rgba(255,255,255,0.12);
    color: #FFFFFF;
}

/* --- Hero --- */
.hero-section {
    background: linear-gradient(135deg, var(--ty-primary) 0%, #1E293B 100%);
    color: #FFFFFF;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-section h1 {
    font-size: 3.2rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    max-width: 600px;
}

.hero-section .hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.65);
    max-width: 500px;
    line-height: 1.7;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(245,158,11,0.12);
    color: var(--ty-accent);
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(245,158,11,0.2);
}

/* --- Buttons --- */
.btn-ty-primary {
    background-color: var(--ty-accent);
    color: var(--ty-primary);
    border: none;
    border-radius: 10px;
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--ty-transition);
    box-shadow: 0 2px 8px rgba(245,158,11,0.25);
}

.btn-ty-primary:hover {
    background-color: var(--ty-accent-hover);
    color: var(--ty-primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245,158,11,0.35);
}

.btn-ty-secondary {
    background-color: transparent;
    color: #FFFFFF;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 10px;
    padding: 12px 28px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--ty-transition);
}

.btn-ty-secondary:hover {
    background-color: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.35);
    color: #FFFFFF;
}

.btn-ty-dark {
    background-color: var(--ty-primary);
    color: #FFFFFF;
    border: none;
    border-radius: 10px;
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--ty-transition);
}

.btn-ty-dark:hover {
    background-color: #1E293B;
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: var(--ty-shadow);
}

.btn-ty-outline {
    background-color: transparent;
    color: var(--ty-text);
    border: 1px solid var(--ty-border);
    border-radius: 10px;
    padding: 10px 22px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--ty-transition);
}

.btn-ty-outline:hover {
    border-color: var(--ty-text);
    color: var(--ty-text);
    background-color: var(--ty-surface);
}

/* --- Cards --- */
.ty-card {
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    border-radius: var(--ty-radius);
    padding: 1.75rem;
    transition: var(--ty-transition);
}

.ty-card:hover {
    box-shadow: var(--ty-shadow);
    border-color: transparent;
    transform: translateY(-2px);
}

.ty-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.ty-card-icon.amber {
    background: rgba(245,158,11,0.1);
    color: var(--ty-accent);
}

.ty-card-icon.blue {
    background: rgba(59,130,246,0.1);
    color: var(--ty-info);
}

.ty-card-icon.green {
    background: rgba(16,185,129,0.1);
    color: var(--ty-success);
}

.ty-card-icon.dark {
    background: rgba(15,23,42,0.06);
    color: var(--ty-primary);
}

/* --- Feature cards --- */
.feature-card {
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    border-radius: var(--ty-radius-lg);
    padding: 2rem;
    transition: var(--ty-transition);
    height: 100%;
}

.feature-card:hover {
    border-color: var(--ty-accent);
    box-shadow: var(--ty-shadow-lg);
    transform: translateY(-4px);
}

.feature-card h5 {
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
    color: var(--ty-text);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--ty-text-muted);
    margin-bottom: 0;
}

/* --- Section spacing --- */
.section-block {
    padding: 5rem 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    color: var(--ty-text-muted);
    font-size: 1.05rem;
    max-width: 500px;
}

/* --- Stats --- */
.stat-item {
    text-align: center;
    padding: 2rem 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    color: var(--ty-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--ty-text-muted);
    font-weight: 500;
}

/* --- Partners / carousel --- */
.carousel-img {
    height: 120px;
    object-fit: contain;
    background-color: var(--ty-surface-card);
    padding: 2rem;
    border-radius: var(--ty-radius);
}

.partner-logo {
    height: 80px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.5;
    transition: var(--ty-transition);
}

.partner-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--ty-primary);
    color: rgba(255,255,255,0.7);
    padding: 3rem 0 2rem;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.main-footer h5 {
    color: #FFFFFF;
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.main-footer a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--ty-transition);
}

.main-footer a:hover {
    color: var(--ty-accent);
}

.footer-logo {
    color: var(--ty-accent);
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: -0.03em;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 1.5rem;
    margin-top: 2rem;
}

/* --- Login page --- */
.login-wrapper {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

.login-card {
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    border-radius: var(--ty-radius-lg);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--ty-shadow-lg);
}

.login-card h2 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    text-align: center;
    margin-bottom: 0.5rem;
}

.login-card .form-control {
    border-radius: 10px;
    border: 1px solid var(--ty-border);
    padding: 10px 14px;
    font-size: 0.9rem;
    transition: var(--ty-transition);
}

.login-card .form-control:focus {
    border-color: var(--ty-accent);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.12);
}

/* --- Data tables --- */
.ty-table {
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    border-radius: var(--ty-radius);
    overflow: hidden;
}

.ty-table .table {
    margin-bottom: 0;
}

.ty-table .table thead th {
    background: var(--ty-surface);
    border-bottom: 1px solid var(--ty-border);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ty-text-muted);
    padding: 12px 16px;
}

.ty-table .table tbody td {
    padding: 14px 16px;
    font-size: 0.9rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--ty-border);
}

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

.ty-table .table tbody tr:hover {
    background: rgba(245,158,11,0.02);
}

/* --- Badges / status --- */
.ty-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
}

.ty-badge.pending {
    background: rgba(245,158,11,0.1);
    color: var(--ty-accent-hover);
}

.ty-badge.active {
    background: rgba(16,185,129,0.1);
    color: #059669;
}

.ty-badge.error {
    background: rgba(239,68,68,0.1);
    color: #DC2626;
}

.ty-badge.info {
    background: rgba(59,130,246,0.1);
    color: #2563EB;
}

/* --- Vehicle cards --- */
.vehicle-card {
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    border-radius: var(--ty-radius-lg);
    overflow: hidden;
    transition: var(--ty-transition);
    height: 100%;
}

.vehicle-card:hover {
    box-shadow: var(--ty-shadow-lg);
    border-color: transparent;
    transform: translateY(-4px);
}

.vehicle-card .card-img-top {
    height: 220px;
    object-fit: cover;
}

.vehicle-card .card-body {
    padding: 1.5rem;
}

.vehicle-card .vehicle-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.vehicle-card .vehicle-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--ty-text-muted);
    margin-bottom: 1rem;
}

.vehicle-card .vehicle-meta strong {
    color: var(--ty-text);
    font-weight: 600;
}

.vehicle-card .card-actions {
    display: flex;
    gap: 8px;
    padding-top: 1rem;
    border-top: 1px solid var(--ty-border);
}

.vehicle-card .card-actions .btn {
    flex: 1;
    font-size: 0.82rem;
    border-radius: 8px;
    padding: 6px 10px;
    font-weight: 500;
}

/* --- Empty state --- */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: rgba(245,158,11,0.08);
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.empty-state h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--ty-text-muted);
    max-width: 360px;
    margin: 0 auto 1.5rem;
    font-size: 0.9rem;
}

/* --- Form styles --- */
.ty-form .form-control,
.ty-form .form-select {
    border-radius: 10px;
    border: 1px solid var(--ty-border);
    padding: 10px 14px;
    font-size: 0.9rem;
    transition: var(--ty-transition);
}

.ty-form .form-control:focus,
.ty-form .form-select:focus {
    border-color: var(--ty-accent);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.12);
}

.ty-form label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ty-text);
    margin-bottom: 6px;
}

/* --- Page headers --- */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--ty-border);
}

.page-header h2 {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0;
}

/* --- Pagination --- */
.ty-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 2rem 0 1rem;
}

.ty-pagination a,
.ty-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--ty-transition);
}

.ty-pagination a {
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    color: var(--ty-text);
}

.ty-pagination a:hover {
    border-color: var(--ty-accent);
    color: var(--ty-accent);
}

.ty-pagination .current {
    background: var(--ty-primary);
    color: #FFFFFF;
    padding: 0 12px;
}

/* --- Contact section --- */
.contact-section {
    background: var(--ty-primary);
    color: #FFFFFF;
    border-radius: var(--ty-radius-lg);
    padding: 3rem;
}

.contact-section h3 {
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.contact-section p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
}

.contact-item svg {
    flex-shrink: 0;
    color: var(--ty-accent);
}

/* --- Notification cards --- */
.notification-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    border-radius: var(--ty-radius);
    transition: var(--ty-transition);
}

.notification-item:hover {
    border-color: var(--ty-accent);
    box-shadow: var(--ty-shadow-sm);
}

.notification-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 4px;
    flex-shrink: 0;
}

.notification-dot.unread {
    background: var(--ty-accent);
}

.notification-dot.read {
    background: var(--ty-border);
}

/* --- Confirm delete --- */
.confirm-delete-card {
    background: var(--ty-surface-card);
    border: 1px solid var(--ty-border);
    border-radius: var(--ty-radius-lg);
    overflow: hidden;
    max-width: 480px;
    margin: 0 auto;
    box-shadow: var(--ty-shadow-lg);
}

.confirm-delete-header {
    background: var(--ty-danger);
    color: #FFFFFF;
    padding: 1.25rem 1.5rem;
    font-weight: 700;
    font-size: 1rem;
}

.confirm-delete-body {
    padding: 2rem 1.5rem;
    text-align: center;
}

/* --- Utility animations --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.5s ease-out forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* --- Photo gallery --- */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.photo-item {
    border-radius: var(--ty-radius);
    overflow: hidden;
    border: 1px solid var(--ty-border);
    transition: var(--ty-transition);
}

.photo-item:hover {
    box-shadow: var(--ty-shadow);
    transform: scale(1.02);
}

.photo-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

/* --- Responsive tweaks --- */
@media (max-width: 768px) {
    .hero-section {
        padding: 3rem 0;
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .section-block {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .contact-section {
        padding: 2rem 1.5rem;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}