/* ==========================================================================
   厦门圣元药业有限公司 (Xiamen Shengyuan Pharmaceutical Co., Ltd. 300867.SZ)
   Biopharma & Life-Science B2B Corporate Portal Styling
   ========================================================================== */

:root {
    /* Biopharma & Life Science Palette */
    --primary: #059669;         /* Emerald Green */
    --primary-dark: #047857;    /* Dark Emerald */
    --primary-light: #10b981;   /* Light Emerald Accent */
    
    --secondary: #0284c7;       /* Medical Cyan / Tech Blue */
    --secondary-dark: #0369a1;  
    
    --accent: #d97706;          /* Warm Gold / Amber Accent */
    --accent-hover: #b45309;
    
    --dark-bg: #0f172a;          /* Slate Dark (for Raw Materials & OEM) */
    --dark-surface: #1e293b;
    --dark-border: #334155;

    --light-bg: #f8fafc;         /* Pure Clean Light Gray */
    --light-surface: #ffffff;
    --light-border: #e2e8f0;

    --text-primary: #0f172a;
    --text-muted: #64748b;
    --text-light: #f8fafc;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Reset & Global Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--light-bg);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease;
}

ul {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
}

/* Top Announcement Bar */
.sy-top-announcement {
    background: #064e3b;
    color: #e2e8f0;
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sy-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.sy-top-announcement .sy-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.badge-stock {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #059669;
    color: #fff;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 4px;
    margin-right: 12px;
}

.top-lang-selector select {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.82rem;
    outline: none;
    cursor: pointer;
}

.top-lang-selector select option {
    background: #0f172a;
    color: #fff;
}

/* Corporate Header Nav */
.sy-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--light-border);
    box-shadow: var(--shadow-sm);
}

.nav-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.sy-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sy-logo-mark {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(5, 150, 105, 0.3);
}

.sy-brand-title {
    display: flex;
    flex-direction: column;
}

.sy-brand-title .company-name {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.sy-brand-title .sub-name {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.sy-nav-menu {
    display: flex;
    align-items: center;
    gap: 24px;
    font-weight: 500;
    font-size: 0.95rem;
}

.sy-nav-menu a:hover,
.sy-nav-menu a.active {
    color: var(--primary);
}

.sy-header-cta {
    display: flex;
    gap: 12px;
}

/* Buttons */
.sy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    font-size: 0.92rem;
}

.sy-btn-primary {
    background: var(--primary);
    color: #fff;
}
.sy-btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.sy-btn-outline {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
}
.sy-btn-outline:hover {
    background: rgba(5, 150, 105, 0.08);
}

.sy-btn-accent {
    background: var(--accent);
    color: #fff;
}
.sy-btn-accent:hover {
    background: var(--accent-hover);
}

.sy-btn-ghost {
    background: transparent;
    color: var(--text-muted);
}
.sy-btn-ghost:hover {
    background: var(--light-border);
}

.sy-btn-sm {
    padding: 6px 14px;
    font-size: 0.85rem;
}
.sy-btn-lg {
    padding: 14px 28px;
    font-size: 1.05rem;
}
.sy-btn-full {
    width: 100%;
}

/* Hero Section */
.sy-hero-section {
    position: relative;
    padding: 80px 0 100px 0;
    background: #0f172a;
    color: #fff;
    overflow: hidden;
}

.sy-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
    filter: blur(2px);
}

.hero-overlay-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.75) 0%, rgba(15, 23, 42, 0.95) 100%);
}

.hero-content-v2 {
    position: relative;
    z-index: 2;
}

.hero-text-center {
    text-align: center;
    max-width: 960px;
    margin: 0 auto 60px auto;
}

.hero-trust-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(5, 150, 105, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.4);
    color: #34d399;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title-v2 {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.hero-subtitle-v2 {
    font-size: 1.1rem;
    color: #94a3b8;
    line-height: 1.7;
}

/* Three Tracks Grid Selector */
.hero-tracks-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.track-card {
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    position: relative;
}

.track-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-light);
    box-shadow: 0 16px 40px rgba(5, 150, 105, 0.25);
}

.track-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    width: fit-content;
}
.badge-a { background: rgba(5, 150, 105, 0.25); color: #34d399; }
.badge-b { background: rgba(2, 132, 199, 0.25); color: #38bdf8; }
.badge-c { background: rgba(217, 119, 6, 0.25); color: #fbbf24; }

.track-card h3 {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.track-card p {
    font-size: 0.92rem;
    color: #94a3b8;
    margin-bottom: 24px;
    flex-grow: 1;
}

.track-features {
    margin-bottom: 24px;
}

.track-features li {
    font-size: 0.85rem;
    color: #cbd5e1;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.track-features li i {
    color: var(--primary-light);
    font-size: 0.8rem;
}

.track-action {
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--primary-light);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s ease;
}

.track-card:hover .track-action {
    gap: 12px;
}

/* Metrics Bar */
.sy-metrics-section {
    background: #ffffff;
    border-bottom: 1px solid var(--light-border);
    padding: 36px 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.metric-card {
    text-align: center;
    border-right: 1px solid var(--light-border);
    padding: 0 16px;
}
.metric-card:last-child {
    border-right: none;
}

.metric-num {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1;
    margin-bottom: 8px;
}
.metric-num .unit {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
}

.metric-label {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.metric-sub {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* General Section Headers */
.sy-section {
    padding: 90px 0;
}
.sy-bg-light { background-color: var(--light-bg); }
.sy-bg-dark { background-color: var(--dark-bg); color: #fff; }

.sy-section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px auto;
}
.sy-section-header.light h2 { color: #fff; }
.sy-section-header.light p { color: #94a3b8; }

.section-tag {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: 12px;
}
.sy-section-header.light .section-tag { color: var(--primary-light); }

.sy-section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.sy-section-header p {
    font-size: 1.05rem;
    color: var(--text-muted);
}

/* Track A Persona Grid */
.persona-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.persona-card {
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-md);
    padding: 32px;
    display: flex;
    flex-direction: column;
}

.persona-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.p-icon {
    width: 52px;
    height: 52px;
    background: rgba(5, 150, 105, 0.2);
    color: var(--primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.persona-header h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
}
.p-role {
    font-size: 0.8rem;
    color: #94a3b8;
}

.p-desc {
    font-size: 0.92rem;
    color: #cbd5e1;
    margin-bottom: 20px;
    line-height: 1.6;
}

.p-specs {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(15, 23, 42, 0.6);
    padding: 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    color: #94a3b8;
    margin-bottom: 24px;
}
.p-specs span i.green { color: var(--primary-light); margin-right: 6px; }

/* Track B Brand Cards */
.brand-portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.brand-card {
    background: #fff;
    border: 1px solid var(--light-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
}

.brand-banner {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: #fff;
    padding: 32px 24px;
    position: relative;
}

.b-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255,255,255,0.2);
    font-size: 0.75rem;
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 600;
}

.brand-banner h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
}

.brand-body {
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.brand-body p {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.b-features {
    margin-bottom: 28px;
    flex-grow: 1;
}

.b-features li {
    font-size: 0.88rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

/* Track C OEM Matrix */
.oem-matrix-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
}

.oem-left-box, .oem-right-box {
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-md);
    padding: 36px;
}

.oem-left-box h3, .oem-right-box h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 24px;
}

.form-factor-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ff-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: rgba(15, 23, 42, 0.6);
    padding: 18px;
    border-radius: 10px;
}

.ff-card i {
    font-size: 1.6rem;
    color: var(--primary-light);
    margin-top: 4px;
}

.ff-card h4 {
    font-size: 1.05rem;
    color: #fff;
    margin-bottom: 4px;
}

.ff-card p {
    font-size: 0.85rem;
    color: #94a3b8;
}

.formula-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 28px;
}

.formula-card {
    background: rgba(15, 23, 42, 0.6);
    border-left: 4px solid var(--primary-light);
    padding: 16px;
    border-radius: 0 8px 8px 0;
}

.f-badge {
    display: inline-block;
    background: rgba(217, 119, 6, 0.2);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    margin-bottom: 6px;
}

.formula-card h4 {
    font-size: 1rem;
    color: #fff;
    margin-bottom: 4px;
}

.formula-card p {
    font-size: 0.85rem;
    color: #94a3b8;
}

.oem-cta-box {
    background: rgba(5, 150, 105, 0.15);
    border: 1px dashed var(--primary-light);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.oem-cta-box p {
    font-size: 0.9rem;
    color: #34d399;
    margin-bottom: 16px;
}

/* Compliance Certificate Grid */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.cert-card {
    background: #fff;
    border: 1px solid var(--light-border);
    border-radius: var(--radius-md);
    padding: 28px 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all 0.3s ease;
}

.cert-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.cert-icon {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.cert-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.cert-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.cert-no {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-dark);
}

.cert-audit-banner {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border: 1px solid #bbf7d0;
    border-radius: var(--radius-md);
    padding: 28px 36px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.audit-text {
    display: flex;
    align-items: center;
    gap: 20px;
}

.audit-text i {
    font-size: 2.5rem;
    color: var(--primary);
}

.audit-text h4 {
    font-size: 1.15rem;
    color: #064e3b;
    margin-bottom: 4px;
}

.audit-text p {
    font-size: 0.9rem;
    color: #047857;
}

/* Brand Manual Gallery */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.g-filter-btn {
    background: #fff;
    border: 1px solid var(--light-border);
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.g-filter-btn:hover, .g-filter-btn.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.gallery-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.gallery-card:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-md);
}

.gallery-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.gallery-caption {
    padding: 12px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background: #fff;
}

/* COA Simulator Box */
.download-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.dl-item {
    background: #fff;
    border: 1px solid var(--light-border);
    padding: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.dl-icon {
    font-size: 2rem;
    margin-right: 16px;
}
.dl-icon .red { color: #ef4444; }
.dl-icon .green { color: #10b981; }
.dl-icon .blue { color: #3b82f6; }
.dl-icon .orange { color: #f97316; }

.dl-info {
    flex-grow: 1;
}

.dl-info h4 {
    font-size: 0.95rem;
    font-weight: 700;
}

.dl-info span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.coa-simulator-box {
    background: #ffffff;
    border: 2px solid var(--primary-light);
    border-radius: var(--radius-md);
    padding: 36px;
    box-shadow: var(--shadow-md);
}

.coa-simulator-box h3 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.coa-search-form {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.coa-search-form input {
    flex-grow: 1;
    padding: 12px 18px;
    border: 1px solid var(--light-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    outline: none;
}

.coa-result {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 20px;
}

.coa-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.coa-table th, .coa-table td {
    padding: 10px 14px;
    border-bottom: 1px solid #e2e8f0;
    text-align: left;
}

.coa-table th {
    background: #f1f5f9;
    font-weight: 700;
}

/* Footer */
.sy-footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 70px 0 0 0;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid #1e293b;
}

.f-col.main-col .company-name { color: #fff; font-size: 1.25rem; font-weight: 800; }
.f-desc { margin: 16px 0 20px 0; font-size: 0.85rem; line-height: 1.6; }

.f-socials { display: flex; gap: 12px; }
.f-socials a {
    width: 36px; height: 36px; background: #1e293b; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.f-socials a:hover { background: var(--primary); }

.f-col h4 { color: #fff; font-size: 1.05rem; margin-bottom: 20px; font-weight: 700; }
.f-col ul li { margin-bottom: 10px; }
.f-col ul li a:hover { color: #fff; }

.contact-col p { margin-bottom: 10px; display: flex; align-items: flex-start; gap: 10px; font-size: 0.88rem; }
.contact-col p i { color: var(--primary-light); margin-top: 4px; }

.f-bottom {
    background: #090d16;
    padding: 24px 0;
    font-size: 0.82rem;
}

.bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(6px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}
.modal-backdrop.active { display: flex; }

.modal-card {
    background: #fff;
    width: 100%;
    max-width: 620px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-head {
    background: var(--dark-bg);
    color: #fff;
    padding: 20px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-head h3 { font-size: 1.2rem; font-weight: 700; }

.modal-close {
    background: transparent;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

.form-grid {
    padding: 28px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group.full { grid-column: span 2; }

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
}
.form-group label .req { color: #ef4444; }

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--light-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--primary);
}

.modal-foot {
    background: #f8fafc;
    padding: 16px 28px;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    border-top: 1px solid var(--light-border);
}

.sample-intro {
    padding: 16px 28px 0 28px;
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* Lightbox Modal */
.lightbox-card {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}
.lightbox-card img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    display: block;
    margin: 0 auto;
}
.lightbox-caption {
    text-align: center;
    color: #fff;
    margin-top: 12px;
    font-size: 1rem;
    font-weight: 600;
}

/* Interactive Form Inquiry Success Card */
.inquiry-success-card {
    padding: 32px 28px;
    text-align: center;
}
.inquiry-success-card i.success-icon {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 16px;
}
.inquiry-success-card h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}
.inquiry-success-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}
.pi-summary-box {
    background: #f8fafc;
    border: 1px dashed var(--primary);
    border-radius: 8px;
    padding: 20px;
    text-align: left;
    font-size: 0.88rem;
    margin-bottom: 24px;
}
.pi-summary-box h4 {
    font-size: 1rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .hero-tracks-grid, .brand-portfolio-grid, .cert-grid, .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .persona-grid, .oem-matrix-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .hero-tracks-grid, .brand-portfolio-grid, .cert-grid, .gallery-grid, .metrics-grid {
        grid-template-columns: 1fr;
    }
    .sy-nav-menu {
        display: none;
    }
    .hero-title-v2 {
        font-size: 1.8rem;
    }
}