/* ==========================================================================
   Anantasri Enterprises - Modern Products Showcase Stylesheet
   ========================================================================== */

:root {
    --primary-blue: #0091FF;
    --primary-hover: #0077D6;
    --dark-blue: #005682;
    --navy-deep: #070D1E;
    --navy-card: #0F1D38;
    --navy-light: #162B54;
    --accent-cyan: #00D2FF;
    --accent-emerald: #10B981;
    --accent-amber: #F59E0B;
    --accent-purple: #8B5CF6;
    --dark-text: #0F172A;
    --text-muted: #64748B;
    --text-light: #94A3B8;
    --bg-light: #F8FAFC;
    --bg-card: #FFFFFF;
    --border-color: #E2E8F0;
    --border-dark: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 10px 30px -5px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px -10px rgba(0, 145, 255, 0.12);
    --shadow-glow: 0 0 35px rgba(0, 145, 255, 0.25);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Adjustments */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    background-color: var(--bg-light);
    color: var(--dark-text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow-x: hidden;
}

.product-page-container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Section Header Utility */
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 145, 255, 0.1);
    color: var(--primary-blue);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 6px 16px;
    border-radius: 50px;
    border: 1px solid rgba(0, 145, 255, 0.25);
    margin-bottom: 14px;
}

.section-title-wrap {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 40px auto;
}

.section-main-title {
    font-size: 2.35rem;
    font-weight: 800;
    color: var(--dark-text);
    line-height: 1.25;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-main-title span {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.65;
}

/* ==========================================================================
   1. Dynamic Products Hero Section
   ========================================================================== */
.product-hero-section {
    position: relative;
    background: linear-gradient(135deg, #050A17 0%, var(--navy-deep) 55%, #0B1D42 100%);
    color: #FFFFFF;
    padding: 85px 0 95px 0;
    overflow: hidden;
    border-bottom: 1px solid rgba(0, 145, 255, 0.2);
}

.hero-glow-mesh {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 15% 25%, rgba(0, 145, 255, 0.22) 0%, transparent 45%),
        radial-gradient(circle at 85% 75%, rgba(0, 210, 255, 0.16) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.hero-grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: 40px 40px;
    background-image: linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                      linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    opacity: 0.8;
    pointer-events: none;
}

.product-hero-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 920px;
    margin: 0 auto;
}

.hero-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 145, 255, 0.15);
    border: 1px solid rgba(0, 145, 255, 0.4);
    padding: 6px 20px;
    border-radius: 30px;
    color: var(--accent-cyan);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.hero-badge-pill i {
    color: #FACC15;
}

.product-hero-title {
    font-size: 3.1rem;
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -1px;
    margin-bottom: 18px;
    color: #FFFFFF;
}

.product-hero-title span {
    background: linear-gradient(135deg, #00D2FF 0%, #38BDF8 50%, #60A5FA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.product-hero-desc {
    font-size: 1.12rem;
    color: #CBD5E1;
    line-height: 1.7;
    margin-bottom: 30px;
    max-width: 740px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats-ticker-center {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 36px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
}

.ticker-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.ticker-item .num {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--accent-cyan);
}

.ticker-item .label {
    font-size: 0.78rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.ticker-divider {
    width: 1px;
    height: 32px;
    background: rgba(255, 255, 255, 0.15);
}

/* ==========================================================================
   2. Product Catalog Layout: Category Nav & Filter Bar
   ========================================================================== */
.product-catalog-section {
    padding: 60px 0 90px 0;
}

.category-nav-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    overflow-x: auto;
    padding: 6px 4px 18px 4px;
    margin-bottom: 30px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-blue) #E2E8F0;
}

.cat-nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    padding: 12px 22px;
    border-radius: 50px;
    font-size: 0.92rem;
    font-weight: 600;
    color: #334155;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.cat-nav-btn i {
    color: var(--primary-blue);
    font-size: 1rem;
    transition: var(--transition);
}

.cat-nav-btn:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    transform: translateY(-2px);
}

.cat-nav-btn.active {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: #FFFFFF;
    border-color: var(--primary-blue);
    box-shadow: 0 6px 18px rgba(0, 145, 255, 0.35);
}

.cat-nav-btn.active i {
    color: #FFFFFF;
}

/* Filter Controls & Search */
.catalog-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 24px;
    margin-bottom: 36px;
    box-shadow: var(--shadow-sm);
    flex-wrap: wrap;
    gap: 18px;
}

.toolbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toolbar-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--dark-text);
    margin: 0;
}

.toolbar-count {
    background: rgba(0, 145, 255, 0.1);
    color: var(--primary-blue);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
}

.toolbar-search {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    padding: 8px 18px;
    width: 320px;
    transition: var(--transition);
}

.toolbar-search:focus-within {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 145, 255, 0.15);
    background: #FFFFFF;
}

.toolbar-search i {
    color: var(--text-muted);
}

.toolbar-search input {
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.9rem;
    color: var(--dark-text);
    width: 100%;
}

/* ==========================================================================
   3. Modern Product Cards List / Grid
   ========================================================================== */
.product-cards-stack {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 50px;
    transition: opacity 0.15s ease, transform 0.15s ease;
    will-change: opacity, transform;
}

.product-cards-stack.is-transitioning {
    opacity: 0.2;
    transform: translateY(4px);
}

.product-row-card {
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    display: grid;
    grid-template-columns: 240px 1.4fr 1.2fr auto;
    align-items: center;
    gap: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    animation: cardSmoothIn 0.28s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes cardSmoothIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-row-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: transparent;
    transition: var(--transition);
}

.product-row-card:hover {
    border-color: rgba(0, 145, 255, 0.5);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-row-card:hover::before {
    background: var(--primary-blue);
}

.product-img-frame {
    width: 100%;
    height: 190px;
    background: radial-gradient(circle, #F8FAFC 0%, #EEF2F6 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    overflow: hidden;
}

.product-img-frame img {
    max-width: 100%;
    max-height: 160px;
    object-fit: contain;
    transition: transform 0.5s ease;
}

.product-row-card:hover .product-img-frame img {
    transform: scale(1.08);
}

.product-main-info h3 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--dark-text);
    line-height: 1.3;
    margin-bottom: 8px;
}

.product-badge-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.badge-tag {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 3px 10px;
    border-radius: 20px;
}

.badge-lubi { background: rgba(0, 145, 255, 0.1); color: var(--primary-blue); }
.badge-certified { background: rgba(16, 185, 129, 0.1); color: var(--accent-emerald); }

.product-desc-snippet {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

/* Specifications Table Box */
.specs-table-box {
    background: #F8FAFC;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 18px;
}

.spec-cell {
    display: flex;
    flex-direction: column;
}

.spec-cell .label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #94A3B8;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

.spec-cell .val {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--dark-text);
}

/* Card Actions */
.product-card-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 170px;
}

.btn-card-quote {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: #FFFFFF;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 700;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 14px rgba(0, 145, 255, 0.35);
    transition: var(--transition);
}

.btn-card-quote:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 145, 255, 0.5);
}

.btn-card-wa {
    background: #25D366;
    color: #FFFFFF;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 700;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-card-wa:hover {
    background: #20BA5A;
    transform: translateY(-2px);
}

.btn-card-spec {
    background: transparent;
    border: 1px solid var(--border-color);
    color: #475569;
    font-size: 0.84rem;
    font-weight: 600;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: var(--transition);
}

.btn-card-spec:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

/* ==========================================================================
   4. Technical Sizing Assistance Banner
   ========================================================================== */
.product-sizing-banner {
    background: linear-gradient(135deg, #070D1E 0%, #0C1E44 60%, #005682 100%);
    border-radius: var(--radius-lg);
    padding: 50px 60px;
    color: #FFFFFF;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    box-shadow: 0 20px 50px rgba(0, 86, 130, 0.3);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.product-sizing-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 210, 255, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.sizing-left h2 {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 10px;
    color: #FFFFFF;
}

.sizing-left p {
    font-size: 1.02rem;
    color: #CBD5E1;
    margin: 0;
    max-width: 600px;
}

.sizing-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

/* ==========================================================================
   5. Interactive Technical Spec Modal
   ========================================================================== */
.spec-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(7, 13, 30, 0.8);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.spec-modal-card {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    max-width: 760px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
    animation: modalScaleUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScaleUp {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.modal-close-btn {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.08);
    color: #334155;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    z-index: 10;
    transition: var(--transition);
}

.modal-close-btn:hover {
    background: #EF4444;
    color: #FFFFFF;
}

.modal-content-body {
    padding: 38px 40px;
}

.modal-header-flex {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-thumb {
    width: 130px;
    height: 130px;
    background: #F8FAFC;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    flex-shrink: 0;
}

.modal-thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.modal-header-text h2 {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--dark-text);
    margin-bottom: 8px;
}

.modal-header-text p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

.modal-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 26px;
}

.modal-spec-card {
    background: #F8FAFC;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
}

.modal-spec-card .lbl {
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #64748B;
    display: block;
    margin-bottom: 3px;
}

.modal-spec-card .val {
    font-size: 0.96rem;
    font-weight: 800;
    color: var(--primary-blue);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1200px) {
    .product-row-card {
        grid-template-columns: 200px 1.2fr 1fr auto;
        gap: 20px;
        padding: 24px;
    }
}

@media (max-width: 992px) {
    .product-row-card {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 20px;
    }
    .product-img-frame {
        max-width: 240px;
        margin: 0 auto;
    }
    .product-badge-row {
        justify-content: center;
    }
    .specs-table-box {
        text-align: left;
    }
    .product-card-actions {
        flex-direction: row;
        justify-content: center;
    }
    .product-sizing-banner {
        flex-direction: column;
        text-align: center;
        padding: 40px 30px;
    }
    .sizing-left p {
        margin: 0 auto;
    }
    .sizing-actions {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .product-hero-section {
        padding: 60px 0 70px 0;
    }
    .product-hero-title {
        font-size: 2rem;
    }
    .section-main-title {
        font-size: 1.85rem;
    }
    .catalog-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }
    .toolbar-search {
        width: 100%;
    }
    .product-card-actions {
        flex-direction: column;
        width: 100%;
    }
    .modal-specs-grid {
        grid-template-columns: 1fr;
    }
    .modal-header-flex {
        flex-direction: column;
        text-align: center;
    }
    .hero-stats-ticker-center {
        gap: 20px;
    }
    .ticker-divider {
        display: none;
    }
}