:root {
    --bg: #f4f7fb;
    --bg-soft: #fbfdff;
    --card: #ffffff;

    --text: #18222f;
    --muted: #6f7b8c;

    --dark: #1f2f3d;
    --dark-2: #243748;

    --accent: #5f8f86;
    --accent-hover: #4f7c74;

    --accent-soft: #e7f1ef;
    --gold-soft: #d8b36a;

    --border: #e5edf4;

    --success: #2f8f68;
    --danger: #d35b5b;

    --shadow: 0 14px 40px rgba(25, 42, 62, 0.08);
    --shadow-hover: 0 22px 50px rgba(25, 42, 62, 0.12);

    --radius: 22px;
}

body {
    background:
        radial-gradient(circle at top left, rgba(95, 143, 134, 0.08), transparent 28%),
        radial-gradient(circle at top right, rgba(216, 179, 106, 0.08), transparent 22%),
        var(--bg);
    color: var(--text);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

/* =========================
   NAVBAR
========================= */
.site-navbar {
    background: rgba(31, 47, 61, 0.96);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 24px rgba(15, 25, 35, 0.16);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.site-navbar .navbar-brand {
    color: #fff !important;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.site-navbar .nav-link {
    color: rgba(255,255,255,0.88) !important;
    font-weight: 500;
    transition: 0.2s ease;
}

.site-navbar .nav-link:hover {
    color: #ffffff !important;
}

.site-navbar .dropdown-toggle {
    color: rgba(255,255,255,0.9) !important;
}

.navbar-toggler {
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 14px;
    padding: 8px 12px;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    filter: invert(1);
}

.dropdown-menu {
    border-radius: 18px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 10px;
    background: rgba(255,255,255,0.98);
}

.dropdown-item {
    border-radius: 12px;
    padding: 10px 14px;
    font-weight: 500;
}

.dropdown-item:hover {
    background: var(--accent-soft);
    color: var(--dark);
}

.cart-counter {
    position: absolute;
    top: -2px;
    right: -10px;
    min-width: 20px;
    height: 20px;
    border-radius: 999px;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    display: grid;
    place-items: center;
    font-weight: 700;
    box-shadow: 0 8px 18px rgba(95, 143, 134, 0.35);
}

/* =========================
   HERO
========================= */
.hero-section {
    padding: 88px 0;
    background:
        radial-gradient(circle at top right, rgba(95, 143, 134, 0.28), transparent 28%),
        radial-gradient(circle at left bottom, rgba(216, 179, 106, 0.18), transparent 26%),
        linear-gradient(135deg, #1f2f3d 0%, #2c4456 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.hero-section::after {
    content: "";
    position: absolute;
    inset: auto -120px -120px auto;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    filter: blur(10px);
}

.hero-badge {
    display: inline-block;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.16);
    font-weight: 600;
    font-size: 14px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.6rem);
    line-height: 1.1;
    font-weight: 900;
    color: #ffffff;
    text-shadow:
        0 2px 8px rgba(0, 0, 0, 0.22),
        0 10px 28px rgba(0, 0, 0, 0.18);
    max-width: 760px;
}

.hero-text {
    color: rgba(255, 255, 255, 0.92);
    font-size: 1.08rem;
    max-width: 650px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.18);
}

.hero-card {
    border-radius: 30px;
    overflow: hidden;
    background: rgba(255,255,255,0.08);
    padding: 12px;
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 24px 50px rgba(10, 20, 30, 0.24);
}

.hero-card img {
    border-radius: 24px !important;
}

/* =========================
   SECTION HEADERS
========================= */
.section-kicker {
    display: inline-block;
    color: var(--accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 13px;
}

.section-title {
    font-weight: 800;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin: 0;
    color: var(--dark);
}

/* =========================
   FEATURE CARDS
========================= */
.feature-card {
    background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-card h5 {
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--muted);
    margin: 0;
    line-height: 1.7;
}

.feature-icon {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--accent-soft) 0%, #f1f7f6 100%);
    color: var(--accent);
    font-size: 1.5rem;
    margin-bottom: 18px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.8);
}

/* =========================
   PRODUCT CARDS
========================= */
.product-card {
    background: linear-gradient(180deg, #ffffff 0%, #fcfdff 100%);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: 0.25s ease;
    position: relative;
}

.product-card:hover {
    transform: translateY(-7px);
    box-shadow: var(--shadow-hover);
}

.product-image-wrap {
    position: relative;
    height: 260px;
    overflow: hidden;
    background: linear-gradient(135deg, #eef4f7 0%, #f7fafc 100%);
}

.product-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.35s ease;
}

.product-card:hover .product-image-wrap img {
    transform: scale(1.04);
}

.product-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 10px 18px rgba(0,0,0,0.12);
}

.badge-new {
    background: linear-gradient(135deg, #4f8d7f 0%, #6ba397 100%);
}

.badge-sale {
    background: linear-gradient(135deg, #d45d5d 0%, #e37a7a 100%);
    top: 54px;
}

.product-body {
    padding: 22px;
}

.product-title {
    font-weight: 800;
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: var(--dark);
}

.product-text {
    color: var(--muted);
    min-height: 72px;
    line-height: 1.65;
}

.product-price {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--dark);
}

.product-old-price {
    color: #9aa6b2;
    text-decoration: line-through;
    font-size: 0.95rem;
}

/* =========================
   CATALOG
========================= */
.catalog-subtitle {
    max-width: 760px;
    margin: 14px auto 0;
    color: var(--muted);
}

.category-card {
    background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
    border-radius: 24px;
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    position: sticky;
    top: 100px;
}

.category-list .list-group-item {
    border: none;
    border-radius: 14px !important;
    margin-bottom: 8px;
    padding: 12px 16px;
    font-weight: 600;
    background: transparent;
    color: var(--text);
    transition: 0.2s ease;
}

.category-list .list-group-item:hover {
    background: #f0f6f5;
    color: var(--dark);
}

.category-list .list-group-item.active {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
    color: #fff;
    box-shadow: 0 12px 24px rgba(31, 47, 61, 0.2);
}

/* =========================
   PRODUCT DETAIL
========================= */
.product-detail-image {
    background: var(--card);
    border-radius: 28px;
    padding: 14px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.product-detail-image img {
    width: 100%;
    border-radius: 22px;
    object-fit: cover;
}

.detail-price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
}

.detail-old-price {
    color: #9aa6b2;
    text-decoration: line-through;
    font-size: 1.1rem;
}

.detail-description {
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.8;
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.stock-badge {
    display: inline-block;
    padding: 10px 14px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
}

.in-stock {
    background: rgba(47, 143, 104, 0.12);
    color: var(--success);
}

.out-stock {
    background: rgba(211, 91, 91, 0.12);
    color: var(--danger);
}

.new-badge {
    background: rgba(95, 143, 134, 0.14);
    color: var(--accent-hover);
}

/* =========================
   COMMON BLOCKS
========================= */
.request-box,
.auth-card,
.request-table-wrap,
.empty-box,
.summary-box,
.cart-box,
.order-card {
    background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
    border-radius: 24px;
    padding: 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.auth-card {
    max-width: 620px;
}

.empty-box {
    text-align: center;
}

.empty-box h4 {
    font-weight: 800;
    color: var(--dark);
}

.empty-box p {
    color: var(--muted);
}

/* =========================
   FORMS
========================= */
.form-label {
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.form-control,
.form-select {
    border-radius: 16px;
    border: 1px solid var(--border);
    padding: 14px 16px;
    box-shadow: none !important;
    background: #fff;
    color: var(--text);
}

.form-control::placeholder {
    color: #9aa6b2;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem rgba(95, 143, 134, 0.14) !important;
}

.form-check-input {
    border-color: #cfd9e3;
}

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

/* =========================
   CART
========================= */
.cart-item {
    display: grid;
    grid-template-columns: 140px 1fr auto;
    gap: 20px;
    align-items: center;
    padding: 18px 0;
    border-bottom: 1px solid var(--border);
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item-image img {
    width: 140px;
    height: 110px;
    object-fit: cover;
    border-radius: 18px;
}

.cart-item-side {
    text-align: right;
}

.cart-subtotal {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--dark);
}

.quantity-input {
    width: 110px;
    border-radius: 14px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 14px;
    color: var(--muted);
}

.total-row {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--dark);
}

.checkout-item {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.checkout-item:last-child {
    border-bottom: none;
}

/* =========================
   TABLES / ADMIN
========================= */
.request-table {
    margin-bottom: 0;
}

.request-table thead th {
    background: #eef4f7;
    border-bottom: none;
    font-weight: 800;
    color: var(--dark);
}

.request-table td,
.request-table th {
    padding: 16px;
    vertical-align: middle;
    border-color: var(--border);
}

.admin-thumb {
    width: 90px;
    height: 65px;
    object-fit: cover;
    border-radius: 14px;
    border: 1px solid var(--border);
}

.admin-preview {
    max-width: 280px;
    width: 100%;
    border-radius: 18px;
    object-fit: cover;
    border: 1px solid var(--border);
}

.order-card {
    padding: 24px;
}

.order-total {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--dark);
}

.order-info {
    line-height: 1.9;
}

.muted {
    color: var(--muted);
}

/* =========================
   ALERTS
========================= */
.alert {
    border: none;
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.alert-success {
    background: #ebf8f2;
    color: #246d50;
}

.alert-danger {
    background: #fff1f1;
    color: #b14646;
}

.alert-warning {
    background: #fff8e9;
    color: #8a6a2d;
}

.alert-info {
    background: #eef6fb;
    color: #3d647d;
}

/* =========================
   FOOTER
========================= */
.site-footer {
    background: linear-gradient(135deg, #20324f 0%, #2c5f74 100%);
    color: #ffffff;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer h5,
.site-footer h6,
.site-footer .footer-title {
    color: #ffffff;
    font-weight: 800;
}

.site-footer p,
.site-footer li,
.site-footer span,
.site-footer a,
.footer-contacts {
    color: rgba(255, 255, 255, 0.9) !important;
    line-height: 1.9;
    text-decoration: none;
}

.site-footer a:hover {
    color: #ffffff !important;
}

/* =========================
   BUTTONS
========================= */
.btn {
    border-radius: 999px;
    font-weight: 700;
    transition: 0.22s ease;
}

.btn-warning {
    background: linear-gradient(135deg, var(--accent) 0%, #6f9f96 100%);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 12px 24px rgba(95, 143, 134, 0.22);
}

.btn-warning:hover {
    background: linear-gradient(135deg, var(--accent-hover) 0%, #618f86 100%);
    border-color: var(--accent-hover);
    color: #fff;
    transform: translateY(-1px);
}

.btn-dark {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
    border-color: var(--dark);
    color: #fff;
    box-shadow: 0 12px 24px rgba(31, 47, 61, 0.18);
}

.btn-dark:hover {
    color: #fff;
    transform: translateY(-1px);
    background: linear-gradient(135deg, #1a2834 0%, #203241 100%);
}

.btn-outline-dark {
    border-color: #cfd9e3;
    color: var(--dark);
    background: #fff;
}

.btn-outline-dark:hover {
    background: var(--dark);
    border-color: var(--dark);
    color: #fff;
}

.btn-outline-light {
    border-color: rgba(255,255,255,0.4);
    color: #fff;
}

.btn-outline-light:hover {
    background: rgba(255,255,255,0.12);
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}

.btn-outline-danger {
    border-color: #efc4c4;
    color: #c14c4c;
}

.btn-outline-danger:hover {
    background: #d35b5b;
    border-color: #d35b5b;
    color: #fff;
}

/* =========================
   LINKS / SMALL DETAILS
========================= */
a {
    text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--dark);
}

.text-warning {
    color: #f4d08a !important;
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 991px) {
    .category-card {
        position: static;
    }

    .hero-section {
        padding: 60px 0;
    }

    .cart-item {
        grid-template-columns: 1fr;
    }

    .cart-item-side {
        text-align: left;
    }
}

@media (max-width: 575px) {
    .product-image-wrap {
        height: 220px;
    }

    .product-body {
        padding: 18px;
    }

    .request-box,
    .auth-card,
    .request-table-wrap,
    .empty-box,
    .summary-box,
    .cart-box,
    .order-card {
        padding: 20px;
    }
}