/* 
   Stephen Bradley-Carter | Global Brand CSS
   Institutional. Minimalist. Authoritative. Direct.
*/

:root {
    --bg-main: #121212;
    --bg-darker: #0B0B0B;
    --bg-panel: #1A1A1A;
    --text-main: #F5F5F7;
    --text-dim: #8E8E93;
    --accent-steel: #A1A1AA;
    --accent-white: #FFFFFF;
    --glass-bg: rgba(255, 255, 255, 0.02);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shine: rgba(255, 255, 255, 0.12);
    --glass-border-hover: rgba(255, 255, 255, 0.2);
    --font-heading: 'Lora', 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --max-width: 1280px;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─── RESET & DEFAULTS ──────────────────────────────── */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.625;
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--accent-white);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

p {
    font-size: 1.05rem;
    color: var(--text-dim);
    font-weight: 300;
    letter-spacing: 0.01em;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

/* ─── COMMON UTILITIES ───────────────────────────────── */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 40px;
    width: 100%;
}

.section {
    padding: 140px 0;
    position: relative;
}

.section-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.35em;
    color: var(--text-dim);
    margin-bottom: 24px;
    display: inline-block;
    font-weight: 600;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-family: var(--font-heading);
    font-weight: 500;
    margin-bottom: 40px;
    line-height: 1.15;
}

.section-desc {
    max-width: 680px;
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 60px;
    font-weight: 300;
}

/* Glassmorphism Panel */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 48px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-shine), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.glass-card:hover::before {
    transform: translateX(100%);
}

.glass-card:hover {
    border-color: var(--glass-border-hover);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Monochrome Images */
.monochrome-image-wrapper {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    background: var(--bg-darker);
    border: 1px solid var(--glass-border);
}

.monochrome-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 10%;
    filter: grayscale(1) contrast(1.1) brightness(0.9);
    transition: var(--transition-smooth);
}

.monochrome-image-wrapper:hover .monochrome-image {
    filter: grayscale(0.3) contrast(1.05) brightness(0.95);
    transform: scale(1.02);
}

/* Premium Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 36px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    border-radius: 4px;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-white);
    color: var(--bg-main);
    border: 1px solid var(--accent-white);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-white);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-white);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background-color: var(--glass-bg);
    border-color: var(--accent-steel);
    transform: translateY(-2px);
}

/* ─── NAVIGATION ─────────────────────────────────────── */
header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 90px;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(18, 18, 18, 0.75);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    transition: var(--transition-smooth);
}

header.scrolled {
    height: 75px;
    background: rgba(18, 18, 18, 0.95);
    border-bottom-color: var(--glass-border-hover);
}

.nav-container {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--accent-white);
}

.nav-menu {
    display: flex;
    gap: 40px;
    list-style: none;
    align-items: center;
}

.nav-link {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-dim);
    font-weight: 500;
    padding: 8px 0;
    border-bottom: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
    color: var(--accent-white);
    border-bottom-color: var(--accent-white);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-nav-toggle span {
    display: block;
    width: 24px;
    height: 1px;
    background: var(--accent-white);
    transition: var(--transition-smooth);
}

/* ─── HERO ───────────────────────────────────────────── */
.hero-sec {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 120px;
    background: var(--bg-main);
    overflow: hidden;
}

.hero-sec::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/images/subtle-hero-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.35; /* Faint watermark blend */
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    position: relative;
    z-index: 2;
}

.hero-sec h1 {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 32px;
}

.hero-sec h1 span {
    font-style: italic;
    font-weight: 300;
    color: var(--text-dim);
}

.hero-sub {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--text-dim);
    margin-bottom: 48px;
    max-width: 720px;
    font-weight: 300;
    line-height: 1.55;
}

.hero-actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

/* ─── 3-PILLAR MOAT ───────────────────────────────────── */
.pillars-sec {
    background: var(--bg-darker);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    padding: 100px 0;
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--glass-border);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    overflow: hidden;
}

.pillar-item {
    background: var(--bg-main);
    padding: 60px 48px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.pillar-item:hover {
    background: rgba(255, 255, 255, 0.01);
}

.pillar-num {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--text-dim);
    margin-bottom: 40px;
    opacity: 0.5;
}

.pillar-title {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 20px;
    color: var(--accent-white);
}

.pillar-title span {
    color: var(--text-dim);
    font-size: 0.9rem;
    font-weight: 400;
    display: block;
    margin-top: 4px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.pillar-item p {
    font-size: 0.95rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* Interactive highlight effect */
.pillar-item.active {
    background: rgba(255, 255, 255, 0.02);
    border-color: var(--glass-border-hover);
}

/* ─── VENTURES SHOWCASE ────────────────────────────────── */
.ventures-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.venture-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 320px;
}

.venture-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.venture-tag {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-dim);
    border: 1px solid var(--glass-border);
    padding: 6px 14px;
    border-radius: 30px;
}

.venture-card h3 {
    font-size: 2rem;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.venture-desc {
    font-size: 1rem;
    color: var(--text-dim);
    margin-bottom: 40px;
    flex-grow: 1;
}

.venture-arrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 600;
    color: var(--accent-white);
}

.venture-arrow span {
    transition: transform 0.3s ease;
}

.venture-card:hover .venture-arrow span {
    transform: translateX(6px);
}

/* ─── ABOUT PAGE BLUEPRINTS ────────────────────────────── */
.about-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}

.about-sticky {
    position: sticky;
    top: 140px;
}

.about-sticky h1 {
    font-size: 4rem;
    margin-top: 24px;
    line-height: 1.1;
}

.about-story p {
    font-size: 1.15rem;
    margin-bottom: 30px;
    line-height: 1.75;
}

.about-section-divider {
    height: 1px;
    background: var(--glass-border);
    margin: 80px 0;
}

.about-headline-sub {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    margin-bottom: 30px;
    line-height: 1.25;
}

/* Principles list */
.principles-list {
    margin-top: 40px;
    display: grid;
    gap: 30px;
}

.principle-item {
    border-left: 2px solid var(--glass-border);
    padding-left: 30px;
    transition: var(--transition-smooth);
}

.principle-item:hover {
    border-left-color: var(--accent-white);
}

.principle-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: var(--accent-white);
}

.footnote-box {
    background: var(--bg-darker);
    border: 1px dashed var(--glass-border);
    border-radius: 6px;
    padding: 40px;
    margin-top: 40px;
}

.footnote-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent-steel);
    margin-bottom: 16px;
    display: block;
}

/* ─── SERVICES & ENGAGEMENT ────────────────────────────── */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 60px;
}

.pricing-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 24px;
    margin-bottom: 32px;
}

.pricing-header h3 {
    font-size: 1.8rem;
}

.price-tag {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--accent-white);
    text-align: right;
    line-height: 1;
}

.price-sub {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    display: block;
    margin-top: 6px;
}

.deliverables-list {
    list-style: none;
    margin-bottom: 40px;
    display: grid;
    gap: 12px;
}

.deliverables-list li {
    font-size: 0.95rem;
    color: var(--text-dim);
    position: relative;
    padding-left: 24px;
}

.deliverables-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-steel);
}

.capacity-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.05);
    color: var(--accent-white);
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    padding: 6px 12px;
    border-radius: 2px;
    margin-bottom: 20px;
    font-weight: 500;
}

.pricing-info-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 60px;
}

/* Vetting Form Styles */
.vetting-sec {
    background: var(--bg-darker);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    padding: 120px 0;
    scroll-margin-top: 100px;
}

.form-layout {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
}

.vetting-form-element {
    display: grid;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-main);
    font-weight: 600;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    background: var(--bg-main);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    padding: 16px 20px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    border-radius: 4px;
    transition: var(--transition-smooth);
    outline: none;
    width: 100%;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--accent-white);
    background: rgba(255, 255, 255, 0.01);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

.form-group .char-counter {
    font-size: 0.7rem;
    color: var(--text-dim);
    text-align: right;
    margin-top: 4px;
}

/* Multi-step Vetting Result Views */
.vetting-result-card {
    display: none;
    padding: 60px;
    text-align: center;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
}

.vetting-result-card.active {
    display: block;
    animation: fadeIn 0.6s ease;
}

.result-icon {
    font-size: 3rem;
    margin-bottom: 24px;
    color: var(--accent-white);
}

.vetting-result-card h3 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.vetting-result-card p {
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ─── MEDIA & INSIGHTS ────────────────────────────────── */
.media-hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 120px;
}

/* Custom premium Video Player container */
.video-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    cursor: pointer;
    background: #000;
}

.video-poster {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: var(--transition-smooth);
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(18,18,18,0.2) 0%, rgba(18,18,18,0.8) 100%);
    z-index: 3;
}

.video-play-btn {
    position: relative;
    z-index: 4;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.video-play-btn::before {
    content: '';
    display: block;
    width: 0; height: 0;
    border-style: solid;
    border-width: 12px 0 12px 20px;
    border-color: transparent transparent transparent var(--accent-white);
    margin-left: 6px;
}

.video-wrapper:hover .video-play-btn {
    background: var(--accent-white);
    transform: scale(1.08);
}

.video-wrapper:hover .video-play-btn::before {
    border-left-color: var(--bg-main);
}

.video-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
    position: absolute;
    top: 0; left: 0;
    z-index: 1;
}

/* Strategy Feed Cards */
.strategy-feed-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.article-card {
    display: flex;
    flex-direction: column;
    min-height: 400px;
}

.article-meta {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-dim);
    margin-bottom: 20px;
    display: block;
}

.article-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    line-height: 1.3;
}

.article-excerpt {
    font-size: 0.95rem;
    color: var(--text-dim);
    margin-bottom: 30px;
    flex-grow: 1;
    line-height: 1.6;
}

.article-readmore {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 600;
    color: var(--accent-white);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.article-readmore span {
    transition: transform 0.3s;
}

.article-card:hover .article-readmore span {
    transform: translateX(6px);
}

/* ─── FOOTER ─────────────────────────────────────────── */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 80px 0;
    background: var(--bg-darker);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-nav {
    display: flex;
    gap: 30px;
    list-style: none;
}

.footer-nav a {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dim);
}

.footer-nav a:hover {
    color: var(--accent-white);
}

.footer-disclosures {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding-top: 40px;
}

.footer-disclosure-text {
    font-size: 0.75rem;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 16px;
}

.footer-disclosure-text:last-child {
    margin-bottom: 0;
}

/* ─── ANIMATIONS ─────────────────────────────────────── */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── RESPONSIVE STYLES ──────────────────────────────── */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    .section {
        padding: 100px 0;
    }
    .about-intro-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    .about-sticky {
        position: static;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .pricing-info-row {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .form-layout {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    .media-hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .strategy-feed-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: fixed;
        top: 90px; left: 0; right: 0; bottom: 0;
        background: var(--bg-main);
        flex-direction: column;
        align-items: center;
        padding-top: 60px;
        gap: 32px;
        border-top: 1px solid var(--glass-border);
    }
    .nav-menu.active {
        display: flex;
    }
    .mobile-nav-toggle {
        display: flex;
    }
    .hero-sec h1 {
        font-size: clamp(2.4rem, 8vw, 3.8rem);
    }
    .pillars-grid {
        grid-template-columns: 1fr;
    }
    .pillar-item {
        padding: 40px 30px;
    }
    .ventures-grid {
        grid-template-columns: 1fr;
    }
    .strategy-feed-grid {
        grid-template-columns: 1fr;
    }
    .footer-top {
        flex-direction: column;
        gap: 30px;
        align-items: flex-start;
    }
    .footer-nav {
        flex-direction: column;
        gap: 15px;
    }
}