/* ==========================================================================
   Intro Hero Section - "Cleanroom Manufacturer" Hero Layout
   Asymmetric Split: Content (Left) / Visual Frame (Right)
   Premium Glassmorphism & Depth
   ========================================================================== */

#intro-hero-section {
    --hero-primary: #004685;
    --hero-accent: #29afe3;
    --hero-bg-light: #f8fbfe;
    --hero-text-main: #1f2937;
    --hero-text-muted: #6b7280;
    --hero-glass: rgba(255, 255, 255, 0.9);
    --hero-border: rgba(41, 175, 227, 0.2);
    --hero-shadow: 0 20px 40px rgba(0, 70, 133, 0.1);

    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #fff 0%, #f0f7ff 100%);
    padding: 100px 0;
}

[data-theme="dark"] #intro-hero-section {
    --hero-bg-light: #0f172a;
    --hero-text-main: #f3f4f6;
    --hero-text-muted: #9ca3af;
    --hero-glass: rgba(30, 41, 59, 0.85);
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --hero-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

/* 1. Background Decoration */
.hero-accent-shape {
    position: absolute;
    top: -10%;
    right: -5%;
    width: 50%;
    height: 120%;
    background: linear-gradient(180deg, rgba(41, 175, 227, 0.05), rgba(0, 70, 133, 0.05));
    transform: skewX(-12deg);
    border-left: 1px solid rgba(41, 175, 227, 0.1);
    z-index: 0;
    pointer-events: none;
}

/* 2. Left Column: Content Panel */
.hero-content-panel {
    position: relative;
    z-index: 5;
    padding-right: 30px;
}

#intro-hero-section .section-head {
    margin-bottom: 30px;
}

#intro-hero-section .section-head h2 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-top: 10px;
    background: linear-gradient(90deg, var(--hero-primary), var(--hero-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="dark"] #intro-hero-section .section-head h2 {
    background: linear-gradient(90deg, #fff, var(--hero-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--hero-text-muted);
    margin-bottom: 40px;
}

.hero-desc strong {
    color: var(--hero-text-main);
    font-weight: 600;
}

/* 3. Modern Accordion Styling */
.hero-accordion .panel {
    border: none;
    background: transparent;
    box-shadow: none;
    margin-bottom: 15px;
}

.hero-accordion .acod-head {
    background: var(--hero-glass);
    border: 1px solid var(--hero-border);
    border-radius: 12px;
    padding: 15px 20px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.hero-accordion .acod-head:hover,
.hero-accordion .acod-head.acc-actives {
    background: #fff;
    box-shadow: var(--hero-shadow);
    border-color: var(--hero-accent);
    transform: translateX(10px);
}

[data-theme="dark"] .hero-accordion .acod-head:hover,
[data-theme="dark"] .hero-accordion .acod-head.acc-actives {
    background: var(--hero-glass);
}

.hero-accordion .acod-title a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--hero-text-main);
    text-decoration: none;
}

.hero-accordion .indicator {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(41, 175, 227, 0.1);
    color: var(--hero-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: all 0.3s;
}

.hero-accordion .acod-head.acc-actives .indicator {
    background: var(--hero-accent);
    color: #fff;
    transform: rotate(90deg);
}

.hero-accordion .acod-body {
    border: none;
    padding: 0 20px;
}

.hero-accordion .acod-content {
    padding-top: 15px;
    padding-bottom: 10px;
    color: var(--hero-text-muted);
    line-height: 1.6;
}

/* 4. Right Column: Visual Frame */
.hero-visual-frame {
    position: relative;
    z-index: 2;
    padding-left: 20px;
}

.hero-main-slider-wrap {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--hero-shadow);
    background: #000;
    margin-bottom: 20px;
    aspect-ratio: 3/4;
}

.hero-main-slider-wrap .owl-stage-outer,
.hero-main-slider-wrap .owl-stage,
.hero-main-slider-wrap .owl-item,
.hero-main-slider-wrap .item,
.hero-main-slider-wrap .wt-box,
.hero-main-slider-wrap .wt-thum-bx,
.hero-main-slider-wrap img {
    height: 100%;
    width: 100%;
}

.hero-main-slider-wrap img {
    object-fit: cover;
}

/* Custom Navigation Overlays */
#sync1 .owl-nav {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
    margin: 0 !important;
}

#sync1 .owl-prev,
#sync1 .owl-next {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2) !important;
    backdrop-filter: blur(5px);
    border-radius: 50% !important;
    color: #fff !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    font-size: 16px !important;
    margin: 0 !important;
}

#sync1 .owl-prev:hover,
#sync1 .owl-next:hover {
    background: var(--hero-accent) !important;
    transform: scale(1.1);
}

/* Thumbnails */
#sync2 {
    margin-top: 10px;
}

#sync2 .item {
    cursor: pointer;
    border-radius: 10px;
    overflow: hidden;
    opacity: 0.6;
    transition: all 0.3s;
    border: 2px solid transparent;
}

#sync2 .item img {
    border-radius: 10px;
    height: 80px;
    /* Fixed height for consistent thumbs */
    object-fit: cover;
}

#sync2 .current .item {
    opacity: 1;
    border-color: var(--hero-accent);
    transform: translateY(-5px);
}

/* 5. Responsive */
@media (max-width: 991px) {
    #intro-hero-section {
        padding: 60px 0;
    }

    /* Reverse order on mobile: visual first, then text? 
       Or standard top-down. Let's stick to content first for intro logic, 
       but ensure visual isn't buried too deep. 
       Actually, standard stacking (Text then Image) is fine, 
       but let's reduce margins. */

    .hero-content-panel {
        padding-right: 0;
        margin-bottom: 40px;
    }

    #intro-hero-section .section-head h2 {
        font-size: 2.5rem;
    }

    .hero-visual-frame {
        padding-left: 0;
    }

    .hero-accent-shape {
        width: 100%;
        top: 0;
        right: 0;
        transform: none;
    }
}