:root {
    --primary: #ff7315;
    --primary-hover: #e66612;
    --primary-glow: rgba(255, 115, 21, 0.15);
    --primary-glow-strong: rgba(255, 115, 21, 0.3);
    --dark-bg: #0a0a0a;
    --surface: #141414;
    --surface-light: #1c1c1c;
    --surface-lighter: #242424;
    --border: #2a2a2a;
    --border-light: #333;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #666;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-secondary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: var(--primary);
    color: #fff;
}

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

img {
    max-width: 100%;
    height: auto;
}

/* ─── Navbar ─── */
.pt-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.pt-navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.pt-navbar .navbar-brand {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pt-navbar .navbar-brand span {
    color: var(--text-primary);
}

.pt-navbar .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 1.25rem !important;
    border-radius: var(--radius-sm);
    position: relative;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.pt-navbar .nav-link:hover,
.pt-navbar .nav-link:focus {
    color: var(--text-primary) !important;
    background: rgba(255, 255, 255, 0.05);
}

.pt-navbar .nav-link.active {
    color: var(--primary) !important;
}

.pt-navbar .nav-cta {
    background: var(--primary);
    color: #fff !important;
    font-weight: 600;
    padding: 0.5rem 1.5rem !important;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.pt-navbar .nav-cta:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    color: #fff !important;
}

.pt-navbar .navbar-toggler {
    border: 1px solid var(--border);
    padding: 0.4rem 0.65rem;
    border-radius: var(--radius-sm);
}

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

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

/* ─── Hero Section ─── */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 20px 80px;
    background-image:
        linear-gradient(160deg, rgba(10, 10, 10, 0.92), rgba(10, 10, 10, 0.7)),
        url("media/bg/background.avif");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 40%, var(--primary-glow) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(255, 115, 21, 0.05) 0%, transparent 50%);
    animation: heroGlow 8s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes heroGlow {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-2%, -2%) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-glow);
    border: 1px solid rgba(255, 115, 21, 0.2);
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1.1;
    margin-bottom: 1.25rem;
    letter-spacing: -0.03em;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--primary), #ff9a56);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 2.5rem;
    font-weight: 400;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary-custom {
    background: var(--primary);
    color: #fff;
    border: none;
    font-weight: 600;
    font-size: 1rem;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary-custom:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 115, 21, 0.3);
    color: #fff;
}

.btn-outline-custom {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    font-weight: 500;
    font-size: 1rem;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline-custom:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounce 2s infinite;
}

.scroll-indicator a {
    color: var(--text-muted);
    font-size: 1.5rem;
    transition: color var(--transition-fast);
}

.scroll-indicator a:hover {
    color: var(--primary);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ─── Section Shared ─── */
.section {
    padding: 100px 0;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
}

/* ─── About Section ─── */
.about-section {
    background: var(--dark-bg);
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.about-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
    height: 100%;
}

.about-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 115, 21, 0.2);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.about-card .icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--primary);
    font-size: 1.25rem;
}

.about-card h4 {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin: 0;
}

/* ─── Stats Strip ─── */
.stats-strip {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 60px 0;
}

.stat-item {
    text-align: center;
}

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

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ─── Products Section ─── */
.products-section {
    background: var(--dark-bg);
}

.product-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 115, 21, 0.25);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.product-card .card-img-top {
    height: 200px;
    background: var(--surface-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 3rem;
    border-bottom: 1px solid var(--border);
}

.product-card .card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-card .card-category {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
}

.product-card .card-title {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.product-card .card-text {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    flex: 1;
}

.product-card .card-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-top: 1rem;
}

.product-card .card-footer-custom {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 0.75rem;
}

.product-card .btn-card {
    flex: 1;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-fast);
    text-decoration: none;
    cursor: pointer;
    border: none;
}

.product-card .btn-card-primary {
    background: var(--primary);
    color: #fff;
}

.product-card .btn-card-primary:hover {
    background: var(--primary-hover);
}

.product-card .btn-card-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.product-card .btn-card-outline:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

/* ─── Product Listing Page ─── */
.product-listing-header {
    padding-top: 120px;
    padding-bottom: 40px;
    text-align: center;
}

.product-filter-bar {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.product-filter-bar .search-input {
    flex: 1;
    min-width: 200px;
    background: var(--surface-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.product-filter-bar .search-input:focus {
    border-color: var(--primary);
}

.product-filter-bar .search-input::placeholder {
    color: var(--text-muted);
}

.product-filter-bar .filter-btn {
    background: var(--surface-light);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-filter-bar .filter-btn:hover,
.product-filter-bar .filter-btn.active {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-glow);
}

/* ─── Footer ─── */
.site-footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 60px 0 30px;
}

.site-footer .footer-brand {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.site-footer .footer-brand span {
    color: var(--text-primary);
}

.site-footer .footer-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.7;
    max-width: 300px;
}

.site-footer h6 {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.25rem;
}

.site-footer .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer .footer-links li {
    margin-bottom: 0.6rem;
}

.site-footer .footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.site-footer .footer-links a:hover {
    color: var(--primary);
}

.site-footer .footer-bottom {
    border-top: 1px solid var(--border);
    margin-top: 3rem;
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.site-footer .footer-bottom p {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin: 0;
}

.site-footer .social-links {
    display: flex;
    gap: 1rem;
}

.site-footer .social-links a {
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: color var(--transition-fast);
}

.site-footer .social-links a:hover {
    color: var(--primary);
}

/* ─── Utility ─── */
body.modal-open {
    overflow: hidden;
}

.action-btn,
.ghost-btn {
    border-radius: 12px;
    padding: 0.8rem 1rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.action-btn {
    background: var(--primary);
    color: #fff;
    border: none;
}

.action-btn:hover {
    background: var(--primary-hover);
    color: #fff;
}

.ghost-btn {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.ghost-btn:hover {
    border-color: var(--border-light);
    color: var(--text-primary);
}

.app-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
}

.app-modal.is-open {
    display: block;
}

.app-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.68);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.app-modal__dialog {
    position: relative;
    z-index: 1;
    width: min(92vw, 520px);
    margin: 10vh auto 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.app-modal__header,
.app-modal__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
}

.app-modal__header {
    border-bottom: 1px solid var(--border);
}

.app-modal__footer {
    border-top: 1px solid var(--border);
    justify-content: flex-end;
}

.app-modal__title {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 700;
}

.app-modal__close {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--surface-light);
    color: var(--text-secondary);
}

.app-modal__body {
    padding: 1.25rem;
}

.app-modal__message {
    margin: 0 0 1rem;
    color: var(--text-secondary);
}

.app-modal__slot {
    color: var(--text-secondary);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary), #ff9a56);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* ─── Responsive ─── */
@media (max-width: 991.98px) {
    .pt-navbar .navbar-collapse {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 1rem;
        margin-top: 0.75rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-actions .btn-primary-custom,
    .hero-actions .btn-outline-custom {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
}

@media (max-width: 767.98px) {
    .section {
        padding: 60px 0;
    }

    .stats-strip {
        padding: 40px 0;
    }

    .stat-item + .stat-item {
        margin-top: 2rem;
    }
}