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

:root {
    --cp-black: #1a1a2e;
    --cp-dark: #16213e;
    --cp-yellow: #f0c929;
    --cp-yellow-hover: #d4b125;
    --cp-green: #27ae60;
    --cp-green-dark: #1e8449;
    --cp-blue: #2980b9;
    --cp-blue-light: #5dade2;
    --cp-gray-50: #f8f9fa;
    --cp-gray-100: #f1f3f5;
    --cp-gray-200: #e9ecef;
    --cp-gray-300: #dee2e6;
    --cp-gray-600: #868e96;
    --cp-gray-700: #495057;
    --cp-gray-800: #343a40;
    --cp-radius: 0.5rem;
    --cp-radius-lg: 0.75rem;
    --cp-shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --cp-shadow: 0 4px 12px rgba(0,0,0,0.1);
    --cp-shadow-lg: 0 8px 30px rgba(0,0,0,0.15);
    --cp-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --bs-primary: var(--cp-dark);
    --bs-primary-rgb: 22, 33, 62;
    --bs-warning: var(--cp-yellow);
    --bs-warning-rgb: 240, 201, 41;
    --bs-success: var(--cp-green);
    --bs-success-rgb: 39, 174, 96;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--cp-gray-800);
    background: var(--cp-gray-50);
    -webkit-font-smoothing: antialiased;
}

main {
    flex: 1;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--cp-black);
}

a {
    transition: color var(--cp-transition);
}

.lead {
    color: var(--cp-gray-600);
}

.navbar {
    background: linear-gradient(135deg, var(--cp-black) 0%, var(--cp-dark) 100%) !important;
    padding: 0.6rem 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
    position: relative;
    z-index: 1030;
}

.navbar-brand {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: #fff !important;
    position: relative;
    padding-right: 1rem;
}

.navbar-brand::after {
    content: '';
    position: absolute;
    right: 0;
    top: 15%;
    height: 70%;
    width: 2px;
    background: var(--cp-yellow);
    border-radius: 1px;
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.75) !important;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--cp-radius);
    transition: all var(--cp-transition);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
    color: #fff !important;
    background: rgba(255,255,255,0.1);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--cp-yellow);
    transition: all var(--cp-transition);
    transform: translateX(-50%);
    border-radius: 1px;
}

.navbar-nav .nav-link:hover::after {
    width: 60%;
}

#nav-search {
    gap: 0.25rem;
}

#nav-search select {
    font-size: 0.78rem;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    border-radius: var(--cp-radius);
    transition: all var(--cp-transition);
    padding: 0.25rem 0.5rem;
}

#nav-search select:focus {
    background: rgba(255,255,255,0.2);
    border-color: var(--cp-yellow);
    box-shadow: 0 0 0 2px rgba(240,201,41,0.2);
    color: #fff;
}

#nav-search select option {
    background: var(--cp-dark);
    color: #fff;
}

#nav-search .btn {
    border-radius: var(--cp-radius);
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
}

.bg-primary {
    background: linear-gradient(135deg, var(--cp-black) 0%, var(--cp-dark) 60%, #1a3a5c 100%) !important;
}

section.bg-primary {
    position: relative;
    overflow: hidden;
    padding-top: 3.5rem !important;
    padding-bottom: 3.5rem !important;
}

section.bg-primary::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(240,201,41,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

section.bg-primary::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(39,174,96,0.06) 0%, transparent 70%);
    border-radius: 50%;
}

section.bg-primary .container {
    position: relative;
    z-index: 1;
}

section.bg-primary h1,
section.bg-primary .display-5 {
    font-weight: 800;
    letter-spacing: -1px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    color: #fff !important;
}

section.bg-primary .lead {
    color: rgba(255,255,255,0.8);
    font-weight: 400;
}

section.bg-primary .nav-pills .nav-link {
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 50px;
    padding: 0.4rem 1.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    margin: 0 0.25rem;
    transition: all var(--cp-transition);
    backdrop-filter: blur(4px);
}

section.bg-primary .nav-pills .nav-link:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.5);
}

section.bg-primary .nav-pills .nav-link.active {
    background: var(--cp-yellow) !important;
    border-color: var(--cp-yellow) !important;
    color: var(--cp-black) !important;
    font-weight: 700;
}

section.bg-primary .form-select,
section.bg-primary .form-control {
    border: 2px solid rgba(255,255,255,0.25);
    border-radius: var(--cp-radius);
    background: rgba(255,255,255,0.12);
    color: #fff;
    font-weight: 500;
    transition: all var(--cp-transition);
    backdrop-filter: blur(4px);
}

section.bg-primary .form-select:focus,
section.bg-primary .form-control:focus {
    border-color: var(--cp-yellow);
    box-shadow: 0 0 0 3px rgba(240,201,41,0.25);
    background: rgba(255,255,255,0.2);
    color: #fff;
}

section.bg-primary .form-select option {
    background: var(--cp-dark);
    color: #fff;
}

section.bg-primary .input-group-text {
    background: rgba(255,255,255,0.15) !important;
    border: 2px solid rgba(255,255,255,0.25) !important;
    border-right: none !important;
    color: #fff !important;
}

.card {
    border: 1px solid var(--cp-gray-200);
    border-radius: var(--cp-radius-lg);
    box-shadow: var(--cp-shadow-sm);
    transition: all var(--cp-transition);
    background: #fff;
    overflow: hidden;
}

a.card {
    text-decoration: none;
}

a.card:hover,
.card:hover {
    box-shadow: var(--cp-shadow);
    transform: translateY(-2px);
    border-color: var(--cp-gray-300);
}

a.card .card-title {
    transition: color var(--cp-transition);
}

a.card:hover .card-title {
    color: var(--cp-green);
}

.card-header {
    background: var(--cp-gray-50);
    border-bottom: 1px solid var(--cp-gray-200);
    font-weight: 600;
}

.product-card {
    border-left: 4px solid var(--cp-gray-300);
    border-radius: var(--cp-radius-lg);
    position: relative;
}

.product-card:hover {
    box-shadow: var(--cp-shadow);
    transform: translateY(-2px);
}

.product-card .badge.bg-warning {
    border-left-color: var(--cp-yellow);
}

.product-card:has(.badge.bg-warning) {
    border-left-color: var(--cp-yellow);
}

.product-card:has(.badge.bg-primary) {
    border-left-color: var(--cp-blue);
}

.product-card:has(.badge.bg-success) {
    border-left-color: var(--cp-green);
}

.product-card h5 a {
    transition: color var(--cp-transition);
}

.product-card h5 a:hover {
    color: var(--cp-green) !important;
}

.product-card img,
.product-card .bg-light {
    border-radius: var(--cp-radius);
}

.price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--cp-green);
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.text-success {
    color: var(--cp-green) !important;
}

.fs-4.fw-bold.text-success,
.fs-5.fw-bold.text-success,
span.fw-bold.text-success {
    font-weight: 800 !important;
    letter-spacing: -0.3px;
}

.text-decoration-line-through.text-muted {
    font-size: 0.85em;
}

.badge {
    font-weight: 600;
    font-size: 0.72rem;
    padding: 0.35em 0.75em;
    border-radius: 50px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.badge.bg-primary {
    background: linear-gradient(135deg, var(--cp-blue) 0%, var(--cp-blue-light) 100%) !important;
}

.badge.bg-warning {
    background: linear-gradient(135deg, #e6b800 0%, var(--cp-yellow) 100%) !important;
    color: var(--cp-black) !important;
}

.badge.bg-success {
    background: linear-gradient(135deg, var(--cp-green-dark) 0%, var(--cp-green) 100%) !important;
}

.badge.bg-secondary {
    background: var(--cp-gray-600) !important;
}

.badge.bg-info {
    background: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%) !important;
}

.badge.bg-dark {
    background: var(--cp-dark) !important;
}

.badge.bg-light {
    background: var(--cp-gray-100) !important;
    color: var(--cp-gray-700) !important;
    border: 1px solid var(--cp-gray-300);
}

.badge.bg-outline-secondary {
    background: transparent !important;
    color: var(--cp-gray-600);
}

.btn {
    font-weight: 600;
    border-radius: var(--cp-radius);
    transition: all var(--cp-transition);
    font-size: 0.9rem;
    letter-spacing: 0.2px;
}

.btn:active {
    transform: scale(0.97);
}

.btn-warning {
    background: linear-gradient(135deg, var(--cp-yellow) 0%, var(--cp-yellow-hover) 100%);
    border: none;
    color: var(--cp-black);
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(240,201,41,0.3);
}

.btn-warning:hover {
    background: linear-gradient(135deg, var(--cp-yellow-hover) 0%, #c09f20 100%);
    color: var(--cp-black);
    box-shadow: 0 4px 15px rgba(240,201,41,0.4);
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, var(--cp-green) 0%, var(--cp-green-dark) 100%);
    border: none;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(39,174,96,0.3);
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--cp-green-dark) 0%, #176b3a 100%);
    box-shadow: 0 4px 15px rgba(39,174,96,0.4);
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--cp-dark) 0%, var(--cp-black) 100%);
    border: none;
    box-shadow: 0 2px 8px rgba(26,26,46,0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1d2d50 0%, var(--cp-dark) 100%);
    box-shadow: 0 4px 15px rgba(26,26,46,0.4);
    transform: translateY(-1px);
}

.btn-outline-primary {
    color: var(--cp-dark);
    border-color: var(--cp-dark);
    border-width: 2px;
}

.btn-outline-primary:hover {
    background: var(--cp-dark);
    border-color: var(--cp-dark);
    color: #fff;
    transform: translateY(-1px);
}

.btn-outline-secondary {
    border-width: 2px;
    color: var(--cp-gray-700);
    border-color: var(--cp-gray-300);
}

.btn-outline-secondary:hover {
    background: var(--cp-gray-100);
    border-color: var(--cp-gray-600);
    color: var(--cp-gray-800);
}

.btn-sm {
    font-size: 0.8rem;
    padding: 0.35rem 0.85rem;
    border-radius: var(--cp-radius);
}

.product-card .btn-success {
    white-space: nowrap;
    padding: 0.4rem 1.2rem;
    font-size: 0.82rem;
}

.size-selector select {
    min-width: 100px;
    border-radius: var(--cp-radius);
}

.breadcrumb {
    font-size: 0.85rem;
    background: none;
    padding: 0;
    margin-bottom: 1rem;
}

.breadcrumb-item a {
    color: var(--cp-gray-600);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--cp-green);
}

.breadcrumb-item.active {
    color: var(--cp-gray-800);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--cp-gray-300);
}

.table {
    border-collapse: separate;
    border-spacing: 0;
}

.table th {
    white-space: nowrap;
    background: var(--cp-gray-100);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--cp-gray-600);
    border-bottom: 2px solid var(--cp-gray-200);
    padding: 0.75rem;
}

.table td {
    vertical-align: middle;
    padding: 0.75rem;
    border-bottom: 1px solid var(--cp-gray-100);
}

.table tbody tr {
    transition: background-color var(--cp-transition);
}

.table tbody tr:hover {
    background-color: rgba(39,174,96,0.04);
}

.table-sm td,
.table-sm th {
    padding: 0.5rem 0.75rem;
}

.table-responsive {
    border-radius: var(--cp-radius);
}

.table-light {
    --bs-table-bg: var(--cp-gray-100);
}

.pagination {
    gap: 0.25rem;
}

.pagination .page-link {
    color: var(--cp-gray-700);
    border: 1px solid var(--cp-gray-200);
    border-radius: var(--cp-radius) !important;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.4rem 0.8rem;
    transition: all var(--cp-transition);
}

.pagination .page-link:hover {
    background: var(--cp-gray-100);
    border-color: var(--cp-gray-300);
    color: var(--cp-dark);
}

.pagination .active .page-link {
    background: var(--cp-dark);
    border-color: var(--cp-dark);
    color: #fff;
    box-shadow: 0 2px 6px rgba(22,33,62,0.3);
}

.pagination .page-item.disabled .page-link {
    color: var(--cp-gray-300);
    background: transparent;
    border-color: var(--cp-gray-200);
}

.pagination .page-item:first-child .page-link,
.pagination .page-item:last-child .page-link {
    border-radius: var(--cp-radius) !important;
}

footer {
    background: linear-gradient(135deg, var(--cp-black) 0%, var(--cp-dark) 100%) !important;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--cp-yellow) 0%, var(--cp-green) 50%, var(--cp-blue) 100%);
}

footer h6 {
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
    position: relative;
    padding-bottom: 0.5rem;
}

footer h6::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--cp-yellow);
    border-radius: 1px;
}

footer a.text-muted {
    color: rgba(255,255,255,0.5) !important;
    text-decoration: none;
    transition: all var(--cp-transition);
    display: inline-block;
    padding: 0.15rem 0;
}

footer a.text-muted:hover {
    color: var(--cp-yellow) !important;
    transform: translateX(3px);
}

footer .text-muted {
    color: rgba(255,255,255,0.4) !important;
}

footer hr {
    border-color: rgba(255,255,255,0.1) !important;
    margin: 1.25rem 0;
}

footer p.text-center {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35) !important;
}

.form-select {
    border: 2px solid var(--cp-gray-200);
    border-radius: var(--cp-radius);
    transition: all var(--cp-transition);
    font-size: 0.9rem;
}

.form-select:focus {
    border-color: var(--cp-green);
    box-shadow: 0 0 0 3px rgba(39,174,96,0.15);
}

.form-control {
    border: 2px solid var(--cp-gray-200);
    border-radius: var(--cp-radius);
    transition: all var(--cp-transition);
}

.form-control:focus {
    border-color: var(--cp-green);
    box-shadow: 0 0 0 3px rgba(39,174,96,0.15);
}

.form-check-input {
    transition: all var(--cp-transition);
}

.form-check-input:checked {
    background-color: var(--cp-green);
    border-color: var(--cp-green);
}

.form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(39,174,96,0.15);
    border-color: var(--cp-green);
}

.form-label.fw-bold {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--cp-gray-700);
}

.input-group-text {
    border-radius: var(--cp-radius) 0 0 var(--cp-radius);
    font-weight: 700;
}

.input-group .form-control {
    border-radius: 0 var(--cp-radius) var(--cp-radius) 0;
}

.input-group .btn {
    border-radius: 0 var(--cp-radius) var(--cp-radius) 0;
}

.input-group-lg .input-group-text {
    background: var(--cp-dark) !important;
    border-color: var(--cp-dark) !important;
    color: #fff !important;
}

.alert {
    border-radius: var(--cp-radius-lg);
    border: none;
    font-weight: 500;
}

.alert-info {
    background: rgba(41,128,185,0.1);
    color: var(--cp-blue);
}

.alert-warning {
    background: rgba(240,201,41,0.15);
    color: #8a6d00;
}

.container.py-4 > h1,
.container.py-5 > h2 {
    position: relative;
    padding-bottom: 0.5rem;
}

.container.py-4 > h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--cp-yellow), var(--cp-green));
    border-radius: 2px;
}

section.container > h2 {
    position: relative;
    padding-bottom: 0.5rem;
}

section.container > h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--cp-yellow), var(--cp-green));
    border-radius: 2px;
}

.col-lg-8 > .card:first-of-type {
    border: none;
    box-shadow: var(--cp-shadow);
    background: linear-gradient(135deg, #fff 0%, var(--cp-gray-50) 100%);
}

.col-lg-8 > .card:first-of-type .h3,
.col-lg-8 > .card:first-of-type h1 {
    font-weight: 800;
}

.col-lg-8 > .card:first-of-type .fs-4 {
    font-size: 1.6rem !important;
    font-weight: 800 !important;
}

#priceChart {
    border-radius: var(--cp-radius);
}

.card-header h2,
.card-header .h5 {
    font-weight: 700;
}

.card-body .card-title {
    font-weight: 700;
    font-size: 0.95rem;
}

.list-unstyled li {
    padding: 0.2rem 0;
}

.list-unstyled li a {
    text-decoration: none;
    color: var(--cp-gray-700);
    transition: color var(--cp-transition);
}

.list-unstyled li a:hover {
    color: var(--cp-green);
}

.d-flex.justify-content-between.align-items-center.mb-3 {
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--cp-gray-100);
}

.d-flex.justify-content-between.align-items-center.mb-3 .btn-sm {
    border-radius: 50px;
    padding: 0.3rem 1rem;
    font-size: 0.78rem;
}

.card-header .btn-primary {
    border-radius: 50px;
    padding: 0.3rem 1rem;
    font-size: 0.8rem;
}

.card-header .text-success {
    font-size: 1.05rem;
}

.btn-outline-secondary.btn-sm.w-100 {
    border-radius: var(--cp-radius);
    border: 1px solid var(--cp-gray-200);
    transition: all var(--cp-transition);
    font-weight: 500;
}

.btn-outline-secondary.btn-sm.w-100:hover {
    background: var(--cp-dark);
    border-color: var(--cp-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--cp-shadow-sm);
}

.border-primary {
    border-color: var(--cp-yellow) !important;
    border-width: 2px !important;
    box-shadow: 0 0 0 1px rgba(240,201,41,0.2), var(--cp-shadow);
}

::selection {
    background: rgba(240,201,41,0.3);
    color: var(--cp-black);
}

@media (max-width: 991.98px) {
    .navbar-brand::after {
        display: none;
    }

    #nav-search {
        margin-top: 0.75rem;
        padding-top: 0.75rem;
        border-top: 1px solid rgba(255,255,255,0.1);
    }
}

@media (max-width: 768px) {
    section.bg-primary {
        padding-top: 2.5rem !important;
        padding-bottom: 2.5rem !important;
    }

    section.bg-primary .display-5 {
        font-size: 1.6rem;
    }

    .product-card .row {
        text-align: center;
    }

    .product-card .col-auto:last-child {
        text-align: center !important;
        margin-top: 0.75rem;
        padding-top: 0.75rem;
        border-top: 1px solid var(--cp-gray-100);
        width: 100%;
    }

    .price {
        font-size: 1.3rem;
    }

    .card-header .d-flex {
        flex-direction: column;
        gap: 0.5rem;
    }

    .d-flex.justify-content-between.align-items-center.mb-3 {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }

    .container.py-4 > h1 {
        font-size: 1.4rem;
    }
}

@media (max-width: 576px) {
    section.bg-primary .nav-pills .nav-link {
        padding: 0.35rem 1rem;
        font-size: 0.82rem;
    }

    section.bg-primary .form-select,
    section.bg-primary .form-control {
        font-size: 0.85rem;
    }

    footer .row > div {
        margin-bottom: 1.25rem;
    }

    footer h6::after {
        left: 50%;
        transform: translateX(-50%);
    }

    footer h6 {
        text-align: center;
    }

    footer .list-unstyled {
        text-align: center;
    }

    footer p.small.text-muted {
        text-align: center;
    }
}