/* ECN Corporate Industrial Marketing & AIDA Funnel Styles */
:root {
    --bg-dark: #0b0f19;
    --bg-dark-elevated: #111827;
    --bg-panel: #1e293b;
    --bg-card: #151e33;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --bg-graphite: #0f172a;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-dark: #0f172a;
    --text-dark-secondary: #475569;

    --accent-amber: #f59e0b;
    --accent-amber-hover: #d97706;
    --accent-amber-light: rgba(245, 158, 11, 0.15);

    --accent-cyan: #0284c7;
    --accent-cyan-light: rgba(2, 132, 199, 0.15);
    --accent-cyan-hover: #0369a1;

    --accent-green: #10b981;
    --accent-green-light: rgba(16, 185, 129, 0.15);

    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-card: rgba(255, 255, 255, 0.12);
    --border-light: rgba(15, 23, 42, 0.1);

    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

body.marketing-page {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Nav Shell */
.marketing-nav {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(11, 15, 25, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 16px 0;
}

.nav-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 4px;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 26px;
    letter-spacing: -0.5px;
    color: #ffffff;
}

.logo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent-amber);
    display: inline-block;
}

.desktop-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.desktop-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.desktop-nav a:hover,
.desktop-nav a.active {
    color: #ffffff;
}

.nav-cta {
    padding: 9px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: var(--transition);
    background: var(--accent-amber);
    color: #0b0f19;
    border: 1px solid var(--accent-amber);
}

.nav-cta:hover {
    background: var(--accent-amber-hover);
    border-color: var(--accent-amber-hover);
}

.mobile-menu {
    display: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--accent-amber);
    color: #0b0f19;
    border-color: var(--accent-amber);
}

.btn-primary:hover {
    background-color: var(--accent-amber-hover);
    border-color: var(--accent-amber-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.06);
    color: #ffffff;
    border-color: var(--border-card);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-card);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

/* Hero Section */
.marketing-hero {
    position: relative;
    padding: 90px 0 70px;
    overflow: hidden;
    background: radial-gradient(circle at 50% 15%, rgba(245, 158, 11, 0.08) 0%, transparent 60%);
}

.industrial-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 80%);
    pointer-events: none;
}

.hero-network {
    position: absolute;
    top: 20px;
    right: -100px;
    width: 750px;
    height: 480px;
    opacity: 0.18;
    color: var(--accent-amber);
    pointer-events: none;
}

.hero-layout {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero-copy {
    max-width: 820px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-amber);
    margin-bottom: 16px;
}

.eyebrow.dark {
    color: #d97706;
}

.marketing-hero h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1px;
    color: #ffffff;
    margin-bottom: 12px;
}

.hero-emphasis {
    font-size: 26px;
    font-weight: 600;
    color: var(--accent-amber);
    margin-bottom: 18px;
}

.hero-lead {
    font-size: 18px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 720px;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #ffffff;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    border-bottom: 1px solid var(--accent-amber);
    padding-bottom: 2px;
    transition: var(--transition);
}

.text-link:hover {
    color: var(--accent-amber);
    gap: 12px;
}

/* Audience Segmentation Cards */
.audience-paths {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 10px;
}

.audience-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.audience-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
}

.epc-card {
    border-top: 4px solid var(--accent-cyan);
    background: linear-gradient(180deg, rgba(2, 132, 199, 0.05) 0%, var(--bg-card) 60%);
}

.epc-card .eyebrow {
    color: #38bdf8;
}

.epc-card h2 {
    font-size: 24px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 12px;
}

.epc-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 28px;
}

.supplier-card {
    border-top: 4px solid var(--accent-amber);
    background: linear-gradient(180deg, rgba(245, 158, 11, 0.06) 0%, var(--bg-card) 60%);
}

.supplier-card .eyebrow {
    color: var(--accent-amber);
}

.supplier-card h2 {
    font-size: 24px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 12px;
}

.supplier-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 28px;
}

/* Signal Strip */
.signal-strip {
    background: #070a11;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    padding: 16px 0;
}

.signal-grid {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.signal-grid span {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.signal-grid span::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-amber);
}

/* Marketing Sections */
.marketing-section {
    padding: 90px 0;
}

.light-section {
    background-color: var(--bg-light);
    color: var(--text-dark);
}

.light-section h2 {
    color: var(--text-dark);
}

.light-section p {
    color: var(--text-dark-secondary);
}

.dark-section {
    background-color: var(--bg-dark-elevated);
}

.graphite-section {
    background-color: var(--bg-graphite);
}

.split-heading {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: flex-end;
    margin-bottom: 50px;
}

.split-heading h2 {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.split-heading p {
    font-size: 17px;
    line-height: 1.6;
}

.split-heading.inverse h2 {
    color: #ffffff;
}

.split-heading.inverse p {
    color: var(--text-secondary);
}

.centered-heading {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.centered-heading h2 {
    font-size: 34px;
    font-weight: 800;
}

/* Comparison Card / Table */
.comparison-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.comparison-head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #0f172a;
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
}

.comparison-head span {
    padding: 20px 28px;
}

.comparison-head span:last-child {
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--accent-amber);
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid var(--border-light);
    font-size: 15px;
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-row span {
    padding: 16px 28px;
    color: var(--text-dark-secondary);
    font-weight: 500;
}

.comparison-row span:last-child {
    border-left: 1px solid var(--border-light);
    color: var(--text-dark);
    font-weight: 600;
    background: rgba(245, 158, 11, 0.02);
}

/* CBAM Preview & Decision Stack */
.cbam-preview {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.cbam-preview h2 {
    font-size: 36px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 18px;
}

.cbam-preview p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 18px;
}

.scope-note {
    font-size: 13px !important;
    color: var(--text-muted) !important;
    font-style: italic;
    border-left: 2px solid var(--accent-amber);
    padding-left: 12px;
}

.decision-stack {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: rgba(15, 23, 42, 0.7);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-card);
}

.decision-stack span {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    position: relative;
}

.decision-stack span::after {
    content: "+";
    position: absolute;
    bottom: -15px;
    left: 24px;
    font-weight: 700;
    color: var(--text-muted);
    font-size: 14px;
}

.decision-stack span:last-of-type::after {
    content: "=";
}

.decision-stack strong {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(245, 158, 11, 0.05) 100%);
    border: 2px solid var(--accent-amber);
    color: #ffffff;
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 700;
    text-align: center;
}

/* Capability Grid (SCS Network) */
.capability-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.capability-grid article {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    transition: var(--transition);
}

.capability-grid article:hover {
    transform: translateY(-4px);
    border-color: rgba(245, 158, 11, 0.4);
}

.capability-grid article span {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    color: var(--accent-amber);
    display: block;
    margin-bottom: 12px;
}

.capability-grid article h3 {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 12px;
}

.capability-grid article p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Questions Section */
.question-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.question-grid blockquote {
    background: #ffffff;
    border-left: 4px solid var(--accent-amber);
    padding: 24px 28px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: 17px;
    font-weight: 600;
    font-style: italic;
    color: var(--text-dark);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.anonymized-note {
    text-align: center;
    font-size: 13px;
    color: var(--text-dark-secondary);
    font-style: italic;
}

/* Final CTA Section */
.final-cta-section {
    background: #070a11;
    border-top: 1px solid var(--border-subtle);
}

.final-cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
}

.final-cta-grid article {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 44px 36px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.final-cta-grid article h2 {
    font-size: 28px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 24px;
}

/* Footer */
.marketing-footer {
    background: #05080f;
    border-top: 1px solid var(--border-subtle);
    padding: 48px 0;
}

.footer-shell {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-shell p {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 8px;
}

.footer-shell nav {
    display: flex;
    gap: 24px;
}

.footer-shell nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-shell nav a:hover {
    color: #ffffff;
}

/* Dedicated CBAM Page Specific Styles */
.cbam-hero {
    position: relative;
    padding: 90px 0 60px;
    background: radial-gradient(circle at 60% 10%, rgba(2, 132, 199, 0.12) 0%, transparent 60%);
}

.cbam-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(2, 132, 199, 0.15);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: var(--radius-full);
    color: #38bdf8;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
}

.cbam-split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    margin-top: 30px;
}

.cbam-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.cbam-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 14px;
}

.cbam-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.cbam-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cbam-card ul li {
    padding: 10px 0 10px 24px;
    position: relative;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle);
}

.cbam-card ul li:last-child {
    border-bottom: none;
}

.cbam-card ul li::before {
    content: "?";
    position: absolute;
    left: 0;
    color: var(--accent-amber);
    font-weight: 700;
}

.china-context-box {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    border: 1px solid rgba(245, 158, 11, 0.25);
    border-radius: var(--radius-lg);
    padding: 36px;
    margin: 40px 0;
}

.china-context-box h3 {
    font-size: 24px;
    color: #ffffff;
    margin-bottom: 14px;
}

.china-context-box p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 14px;
}

.highlight-box {
    border-left: 3px solid var(--accent-amber);
    padding: 12px 18px;
    background: rgba(245, 158, 11, 0.05);
    margin-top: 18px;
    font-size: 14px;
    color: #ffffff;
}

/* Mobile & Tablet Responsiveness */
@media (max-width: 992px) {
    .audience-paths,
    .split-heading,
    .cbam-preview,
    .question-grid,
    .final-cta-grid,
    .cbam-split-grid {
        grid-template-columns: 1fr;
    }

    .capability-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .marketing-hero h1 {
        font-size: 38px;
    }

    .hero-emphasis {
        font-size: 22px;
    }
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }

    .mobile-menu {
        display: block;
        position: relative;
    }

    .mobile-menu summary {
        list-style: none;
        cursor: pointer;
        padding: 8px 16px;
        background: var(--bg-panel);
        border: 1px solid var(--border-card);
        border-radius: var(--radius-sm);
        color: #ffffff;
        font-size: 14px;
        font-weight: 600;
    }

    .mobile-menu[open] nav {
        position: absolute;
        top: 100%;
        right: 0;
        margin-top: 8px;
        background: var(--bg-dark-elevated);
        border: 1px solid var(--border-card);
        border-radius: var(--radius-md);
        padding: 16px;
        display: flex;
        flex-direction: column;
        gap: 12px;
        width: 220px;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .mobile-menu nav a {
        color: var(--text-secondary);
        text-decoration: none;
        font-size: 14px;
        padding: 6px 0;
    }

    .capability-grid {
        grid-template-columns: 1fr;
    }

    .comparison-head,
    .comparison-row {
        grid-template-columns: 1fr;
    }

    .comparison-head span:last-child,
    .comparison-row span:last-child {
        border-left: none;
        border-top: 1px solid var(--border-light);
    }

    .signal-grid {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 36px;
    }

    .marketing-hero {
        padding: 60px 0 40px;
    }

    .marketing-hero h1 {
        font-size: 32px;
    }
}