/* Landing page styles - clean, modern, and consensus-focused */

.landing {
    position: relative;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    overflow: hidden;
}

.landing-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: 0.35;
    pointer-events: none;
}

.landing-container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 56px 24px 96px;
    display: flex;
    flex-direction: column;
    gap: 72px;
}

.landing-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

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

.nav-brand {
    font-weight: 600;
    letter-spacing: 0.02em;
}

.nav-links {
    display: flex;
    gap: 32px;
    font-size: 0.95rem;
    color: var(--muted);
}

.nav-link {
    text-decoration: none;
    color: inherit;
    position: relative;
    padding-left: 16px;
}

.nav-link::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--accent);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.nav-link:hover {
    color: var(--text);
}

.nav-link:hover::before {
    opacity: 1;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.variant-switch {
    display: flex;
    gap: 6px;
    background: var(--surface);
    padding: 4px;
    border-radius: 999px;
    border: 1px solid var(--border);
}

.variant-link {
    text-decoration: none;
    color: var(--muted);
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.85rem;
}

.variant-link.is-active {
    background: var(--accent);
    color: var(--surface);
}

.theme-toggle {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    padding: 8px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.theme-toggle:hover {
    color: var(--accent);
    border-color: var(--accent);
}

/* MV1 Tooltip Links */
.tooltip-link {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.tooltip-backdrop {
    position: fixed;
    inset: 0;
    z-index: 90;
}

.tooltip-panel {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 260px;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 12px;
    z-index: 100;
}

.tooltip-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.tooltip-title {
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
}

.tooltip-close {
    border: none;
    background: transparent;
    color: var(--text);
    cursor: pointer;
    padding: 0;
}

.tooltip-body {
    font-size: 0.8rem;
    color: var(--text);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Variant Popup Selector */
.variant-popup-container {
    position: relative;
}

.variant-popup-trigger {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: 999px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: border-color 0.15s;
}

.variant-popup-trigger:hover,
.variant-popup-trigger.is-open {
    border-color: var(--accent);
}

.variant-popup-trigger svg {
    width: 14px;
    height: 14px;
    transition: transform 0.2s;
}

.variant-popup-trigger.is-open svg {
    transform: rotate(180deg);
}

.variant-popup-backdrop {
    position: fixed;
    inset: 0;
    z-index: 99;
}

.variant-popup {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 280px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 12px;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.15s, transform 0.15s, visibility 0.15s;
}

.variant-popup.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.variant-popup-section {
    padding: 8px 0;
}

.variant-popup-section:not(:last-child) {
    border-bottom: 1px solid var(--border);
}

.variant-popup-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
    margin-bottom: 8px;
    padding: 0 4px;
}

.variant-popup-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.variant-popup-link {
    text-decoration: none;
    color: var(--muted);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 0.85rem;
    transition: background 0.15s, color 0.15s;
}

.variant-popup-link:hover {
    background: var(--surface-2);
    color: var(--text);
}

.variant-popup-link.is-active {
    background: var(--accent);
    color: #fff;
}

.eyebrow {
    text-transform: uppercase;
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    color: var(--muted);
}

.hero-title {
    font-size: clamp(2.4rem, 5vw, 4.3rem);
    line-height: 1.05;
    margin: 12px 0 16px;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 560px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.hero-actions--center {
    justify-content: center;
}

.btn {
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

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

.btn--secondary:hover {
    border-color: var(--accent);
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 20px;
    box-shadow: var(--shadow);
}

.hero--v1 {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.hero--center {
    text-align: center;
    align-items: center;
}

.hero--center .hero-subtitle {
    margin: 0 auto;
}

.trust-line {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 28px;
    color: var(--muted);
    font-size: 0.9rem;
}

.trust-divider {
    flex: 1;
    height: 1px;
    background: var(--border);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.panel-title {
    font-weight: 600;
}

.panel-chip {
    background: var(--surface-2);
    color: var(--muted);
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
}

.panel-metric,
.panel-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-top: 1px solid var(--border);
}

.panel-metric:first-of-type,
.panel-row:first-of-type {
    border-top: none;
}

.panel-value,
.metric-value {
    font-weight: 700;
}

.panel-footnote {
    margin-top: 16px;
    color: var(--muted);
    font-size: 0.9rem;
}

.section {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.section-header h2 {
    margin: 0 0 8px;
}

.section-header p {
    margin: 0;
    color: var(--muted);
}

.section-header.center {
    text-align: center;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.feature-grid--tight {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card h3 {
    margin: 0 0 10px;
}

.feature-card p {
    margin: 0;
    color: var(--muted);
}

.pill-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.pill {
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    font-size: 0.85rem;
    color: var(--muted);
}

.logo-variants {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.logo-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.logo-card--mono {
    --logo-accent: var(--logo-dark);
}

.logo-card--inverse {
    background: var(--text);
    color: var(--surface);
    --logo-dark: var(--surface);
    --logo-stroke: var(--surface);
    --logo-accent: var(--surface);
}

.logo-label {
    font-size: 0.85rem;
    color: var(--muted);
}

.logo-card--inverse .logo-label {
    color: var(--surface);
}

.mavenn-logo {
    width: 180px;
    height: auto;
}

.logo--sm {
    width: 120px;
}

.logo--md {
    width: 180px;
}

.logo-text {
    fill: var(--logo-dark);
}

.logo-outline {
    fill: none;
    stroke: var(--logo-stroke);
    stroke-width: 0.25px;
}

.logo-dark {
    fill: var(--logo-dark);
    stroke: var(--logo-stroke);
    stroke-width: 0.25px;
}

.logo-accent {
    fill: var(--logo-accent);
    stroke: var(--logo-accent);
    stroke-width: 0.25px;
}

.metric-strip {
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.metric-card {
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: var(--surface);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pipeline-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.pipeline-step {
    font-size: 0.85rem;
    color: var(--muted);
}

.signal-board {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 24px;
    align-items: center;
}

.signal-panel {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.panel-row span {
    color: var(--muted);
}

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.workflow-item {
    display: flex;
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid var(--border);
}

.workflow-item:last-child {
    border-bottom: none;
}

.workflow-index {
    font-weight: 700;
    color: var(--accent);
}

.outcome-card {
    margin-top: 24px;
}

@media (max-width: 1000px) {
    .hero--v1,
    .signal-board,
    .split {
        grid-template-columns: 1fr;
    }

    .metric-strip,
    .pipeline-grid,
    .feature-grid,
    .logo-variants {
        grid-template-columns: 1fr;
    }

    .hero--center {
        text-align: left;
    }
}

@media (max-width: 840px) {
    .nav-links {
        display: none;
    }

    .variant-switch {
        display: none;
    }
}

@media (max-width: 640px) {
    .landing-container {
        padding: 40px 16px 72px;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .mv1-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
}

/* --- GEMINI V1: Hyper-Industrial --- */
.landing--gemini-v1 {
    font-family: 'Courier New', Courier, monospace;
    --text: #383836;
    --accent: #FF8038;
}
.landing--gemini-v1 .landing-grid {
    background-image: 
        linear-gradient(rgba(56, 56, 54, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56, 56, 54, 0.1) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
}
.status-rail {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    font-size: 10px;
    color: var(--muted);
    border-right: 1px solid var(--border);
    padding: 20px 0;
    background: var(--bg);
    z-index: 10;
}
.rail-item { writing-mode: vertical-rl; transform: rotate(180deg); }
.rail-line { height: 50px; width: 1px; background: var(--accent); }
.mono { font-family: 'Courier New', monospace; letter-spacing: -0.05em; }
.hero--gemini-v1 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}
.data-header {
    display: flex;
    gap: 20px;
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 20px;
}
.mono-header {
    font-family: 'Helvetica', 'Arial', sans-serif;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    font-size: clamp(3rem, 6vw, 5rem);
    line-height: 0.9;
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
    border-top: 2px solid var(--text);
    padding-top: 40px;
}
.stat-matrix {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}
.stat-cell {
    background: var(--surface);
    padding: 20px;
    display: flex;
    flex-direction: column;
}
.stat-label { font-size: 0.7rem; text-transform: uppercase; color: var(--muted); }
.stat-val { font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.pipeline-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 40px;
}
.pipe-step {
    border: 1px solid var(--border);
    padding: 20px;
    flex: 1;
    position: relative;
    background: var(--surface);
}
.pipe-connector {
    flex: 0.2;
    height: 2px;
    background: var(--text);
}
.pipe-marker {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--bg);
    color: var(--accent);
    font-weight: bold;
    padding: 0 5px;
}
.section--tech .tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.tech-card {
    border: 1px solid var(--border);
    padding: 20px;
    background: var(--surface);
}
.card-top {
    font-size: 0.7rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
    margin-bottom: 10px;
    color: var(--muted);
}
.code-block {
    background: var(--bg);
    padding: 10px;
    font-size: 0.8rem;
    margin-top: 10px;
    border-left: 2px solid var(--accent);
    font-family: monospace;
}

/* --- GEMINI V2 & V3: Mixed Opus/G1 Elements --- */

/* Mixed Grid Background (G1 Grid + Op1 Dots) */
.mixed-grid-bg {
    position: fixed;
    inset: 0;
    /* Lines from G1 */
    background-image: 
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px),
        /* Dots from Op1 */
        radial-gradient(var(--text) 1px, transparent 1px);
    background-size: 40px 40px, 40px 40px, 40px 40px;
    background-position: 0 0, 0 0, 20px 20px; /* Offset dots to intersections if needed, currently centered */
    opacity: 0.4;
    pointer-events: none;
    z-index: 0;
}

.dark .landing--mv1 .mixed-grid-bg {
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px),
        radial-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px);
}

/* Opus Spec Cards */
.opus-spec-card {
    position: relative;
    background: #fff;
    border: 1px solid var(--text);
    padding: 32px;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    font-family: 'Helvetica', 'Arial', sans-serif;
    color: #383836;
    overflow: hidden;
}
.opus-spec-card--orange {
    background: var(--accent);
    color: #383836;
    border: 1px solid currentColor;
}
.opus-spec-card--dark {
    background: #383836;
    color: #fff;
    border: none;
}

/* Gray card - Mavenn gray with white text */
.opus-spec-card--gray {
    background: #383836;
    color: #fff;
    border: 1px solid currentColor;
}

.opus-spec-card--gray .opus-spec-card-corner {
    border-color: #fff;
}

.opus-spec-card--gray .spec-footer {
    border-color: rgba(255, 255, 255, 0.3);
}

/* Card Elements - positioned inside corner brackets */
.card-corner-tl { position: absolute; top: 24px; left: 24px; font-size: 0.7rem; font-weight: bold; }
.card-corner-tr { position: absolute; top: 24px; right: 24px; font-size: 0.7rem; font-weight: bold; }
.spec-title {
    margin-top: 30px;
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 1.2;
    max-width: 80%;
}

.opus-spec-card--orange .spec-title {
    max-width: 95%;
}

.spec-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    font-size: 0.6rem;
    text-transform: uppercase;
    gap: 5px;
    margin-top: 20px;
}

.spec-cell {
    font-family: 'Courier New', 'Courier', 'Lucida Console', monospace;
    letter-spacing: 0.02em;
}
.spec-big-text {
    font-size: 3rem;
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
    margin-top: auto;
    margin-bottom: 20px;
}
.spec-footer {
    border-top: 1px solid currentColor;
    padding-top: 10px;
    font-size: 0.6rem;
    display: flex;
    justify-content: space-between;
    margin-top: auto;
    gap: 8px;
}
.spec-big-letter {
    font-size: 6rem;
    font-weight: 900;
    line-height: 1;
    margin: auto 0;
}

.spec-venn-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 12px 0 8px 0;
    color: currentColor;
}

.spec-status-box {
    background: #383836;
    color: white;
    padding: 8px 12px;
    font-family: 'Courier New', 'Courier', 'Lucida Console', monospace;
    font-size: 0.75rem;
    display: inline-block;
    line-height: 1.4;
}

/* Card header box */
.card-header-box {
    margin-bottom: auto;
}

.card-header-box h2 {
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 1.2;
    margin: 0 0 12px;
}

.card-header-box .cert-stamp {
    font-family: 'Courier New', 'Courier', 'Lucida Console', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.05em;
    display: block;
}

/* Card footer small */
.spec-footer-small {
    font-size: 0.65rem;
    line-height: 1.4;
    margin-top: auto;
}

/* Card top icons row */
.card-top-icons {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
}

.card-top-icons .right {
    font-size: 0.8rem;
    font-weight: 700;
}

/* Spec mid text (large text in dark card) */
.spec-mid-text {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin: auto 0;
}

/* Spec grid dark (tags row in dark card) */
.spec-grid-dark {
    display: flex;
    gap: 16px;
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    margin-top: auto;
}

/* Spec footer icon */
.spec-footer-icon {
    font-size: 1rem;
    margin-top: 12px;
    text-align: right;
}

/* Opus Footer */
.opus-footer {
    display: flex;
    align-items: center;
    padding: 20px 0;
    border-top: 2px solid var(--text);
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    margin-top: 60px;
    color: var(--text);
}
.status-dot {
    width: 8px; height: 8px; background: var(--accent);
    border-radius: 50%; margin-right: 10px;
}
.spacer { margin: 0 20px; color: var(--muted); }

/* Hexagon Chevrons */
.mavenn-chevrons {
    display: inline-block;
    vertical-align: middle;
    width: 200px;
    height: 40px;
    --mavenn-hex-color: var(--accent);
    --mavenn-chevron-color: var(--text);
}

/* Landing specific overrides */
.landing--mv1,
.landing--gemini-v2, .landing--gemini-v3 {
    font-family: 'Courier New', Courier, monospace;
    --text: #383836;
    --accent: #FF8038;
}
.dark .landing--mv1,
.dark .landing--gemini-v2, .dark .landing--gemini-v3 {
    --text: #fff; /* Text white in dark mode */
}

.landing--mv1 .opus-spec-card {
    border-color: var(--text);
}

.landing--mv1 .opus-spec-card--orange {
    color: #383836;
    border-color: currentColor;
}

.landing--mv1 .opus-spec-card--gray {
    border-color: currentColor;
}

.dark .landing--mv1 .opus-spec-card {
    color: #fff;
    border-color: #fff;
}

/* MV1 Hero */
.mv1-hero {
    padding: 60px 0 40px;
}

.mv1-hero .spec-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.mv1-hero-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 40px;
    align-items: center;
}

.mv1-hero-copy {
    min-width: 0;
    position: relative;
    z-index: 2;
}

.mv1-hero-art {
    display: flex;
    justify-content: flex-end;
    justify-self: end;
    min-width: 0;
    width: clamp(320px, 42vw, 600px);
    aspect-ratio: 4 / 3;
    margin-left: -60px;
    z-index: 1;
}

.mv1-hero-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.mv1-hero .data-tag {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    opacity: 0.7;
}

.mv1-hero .hero-chevrons {
    width: 140px;
    height: 25px;
    display: flex;
    justify-content: flex-end;
}

.mv1-hero .hero-chevrons svg {
    transform: scale(0.75);
    transform-origin: right center;
}

.mv1-headline {
    font-family: 'Helvetica', 'Arial', sans-serif;
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    margin: 12px 0 32px;
}

.mv1-tagline {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin: 0;
    opacity: 0.8;
}

.mv1-hero-actions {
    display: flex;
    gap: 28px;
    margin-top: 24px;
    flex-wrap: wrap;
}

/* Spec Bracket Buttons */
.mv1-btn {
    position: relative;
    text-decoration: none;
    padding: 10px 24px;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    background: transparent;
    transition: border-color 0.2s ease, background 0.2s ease;
}

/* Corner brackets via pseudo-elements */
.mv1-btn::before,
.mv1-btn::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    border-color: var(--muted);
    border-style: solid;
    transition: border-color 0.2s ease;
}

.mv1-btn::before {
    top: -5px;
    left: -5px;
    border-width: 2px 0 0 2px;
}

.mv1-btn::after {
    bottom: -5px;
    right: -5px;
    border-width: 0 2px 2px 0;
}

.mv1-btn--primary {
    background: var(--accent);
    color: #1c1c1c;
    border-color: var(--accent);
}

.mv1-btn--secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}

/* Unified hover for all buttons - transparent bg, accent border/text/brackets */
.mv1-btn:hover {
    background: transparent;
    border-color: var(--accent);
    color: var(--accent);
}

.mv1-btn:hover::before,
.mv1-btn:hover::after {
    border-color: var(--accent);
}

/* MV1 Sections */
.mv1-section {
    padding: 20px 0;
}

.mv1-section-header {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mv1-section-header .data-tag {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
}

.mv1-section-title {
    margin: 0;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mv1-section-body {
    margin: 0;
    color: var(--muted);
    max-width: 720px;
    line-height: 1.6;
}

.mv1-section-subtext {
    margin: 0;
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* Section Cards Layout */
.section--cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

@media (max-width: 1000px) {
    .section--cards {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .opus-spec-card {
        min-height: auto;
    }
}

.mv1-workflow {
    margin-top: 20px;
}

.workflow-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.workflow-title {
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.workflow-desc {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Metrics Panels */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.metrics-panel {
    border: 1px solid var(--text);
    background: var(--surface);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    font-family: 'Courier New', monospace;
}

.metrics-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.metrics-panel-title {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.metrics-panel-chip {
    font-size: 0.65rem;
    padding: 4px 8px;
    border: 1px solid currentColor;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.metrics-panel-rows {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.metrics-panel-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    padding-top: 8px;
}

.metrics-panel-row:first-child {
    border-top: none;
    padding-top: 0;
}

.metrics-label {
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.metrics-value {
    font-weight: 700;
}

.metrics-panel-footer {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
}

/* Trust Section */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.trust-card {
    border: 1px solid var(--border);
    padding: 20px;
    background: var(--surface);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.trust-icon {
    color: var(--accent);
}

.trust-title {
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.trust-desc {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* FAQ Section */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    border: 1px solid var(--border);
    background: var(--surface);
    padding: 18px;
}

.faq-question {
    font-weight: 700;
    margin-bottom: 8px;
}

.faq-answer {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
}

/* MV1 Footer */
.mv1-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.mv1-footer-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mv1-footer-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.mv1-footer-link {
    text-decoration: none;
    color: var(--text);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.mv1-footer-link:hover {
    color: var(--accent);
}

.mv1-footer-copy {
    margin-top: 12px;
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
}

@media (max-width: 1000px) {
    .mv1-hero-main {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .mv1-hero-art {
        justify-content: flex-start;
        justify-self: start;
        width: min(520px, 100%);
        margin-left: 0;
    }

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

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

@media (max-width: 1320px) {
    .status-rail {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        transform: none;
        width: 100%;
        height: auto;
        flex-direction: row;
        justify-content: center;
        gap: 16px;
        padding: 12px 16px;
        border-right: none;
        border-top: 1px solid var(--border);
        background: var(--bg);
        z-index: 10;
    }

    .status-rail .rail-item {
        writing-mode: horizontal-tb;
        transform: none;
    }

    .status-rail .rail-line {
        width: 40px;
        height: 1px;
    }
}

/* Hero Spec */
.hero--spec {
    padding: 60px 0;
    border-bottom: 2px solid var(--text);
}
.spec-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
}

/* Dashboard Grid (V3) */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}
.dash-card {
    border: 2px solid var(--text);
    background: var(--surface);
    height: 200px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}
.dash-header {
    font-weight: bold;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Mobile Fixes */
@media (max-width: 768px) {
    .section--cards, .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   OPUS LANDING PAGES - Industrial/Command aesthetic
   ======================================== */

/* --- Opus 1: Command Center --- */
.opus {
    position: relative;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    overflow: hidden;
}

.opus--1 {
    --opus-accent: #FF8038;
}

.opus-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
    pointer-events: none;
}

.opus-grid-markers {
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle, var(--muted) 2px, transparent 2px);
    background-size: 60px 60px;
    opacity: 0.3;
    pointer-events: none;
}

.opus-container {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 60px 60px;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.opus-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--text);
}

.opus-header-left,
.opus-header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.opus-status-block {
    display: flex;
    flex-direction: column;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.opus-status-label { color: var(--muted); }
.opus-status-value { color: var(--text); font-weight: 600; }

.opus-hero {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: start;
    padding: 40px 0;
}

.opus-headline {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 0.95;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    margin: 0;
}

.opus-chevrons {
    display: flex;
    gap: 8px;
    margin: 30px 0;
}

.opus-chevron {
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
}

.opus-tagline {
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin: 0;
}

.opus-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 20px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.opus-spec-block {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.opus-spec-label {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--muted);
}

.opus-spec-value {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
}

.opus-status-section {
    padding: 20px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.opus-status-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.opus-mono {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
}

.opus-mono-sm { font-family: 'Courier New', monospace; font-size: 0.75rem; }
.opus-mono-xs { font-family: 'Courier New', monospace; font-size: 0.65rem; letter-spacing: 0.1em; }
.opus-accent { color: var(--accent); }

.opus-status-active {
    color: var(--accent);
    font-weight: 600;
}

.opus-status-line {
    height: 2px;
    background: var(--accent);
    margin-top: 12px;
    width: 100px;
}

.opus-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.opus-spec-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--text);
    padding: 32px;
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.opus-spec-card--orange {
    background: var(--accent);
    color: #1c1c1c;
    border-color: var(--accent);
}

.opus-spec-card--dark {
    background: #1c1c1c;
    color: #fff;
    border-color: #1c1c1c;
}

.opus-spec-card--gray {
    background: #383836 !important;
    color: #fff !important;
    border: 1px solid currentColor !important;
}

.opus-spec-card--gray .opus-spec-card-corner {
    border-color: #fff;
}

.opus-spec-card--gray .spec-footer {
    border-color: rgba(255, 255, 255, 0.3);
}

.opus-spec-card-corner {
    position: absolute;
    width: 8px;
    height: 8px;
    border: 2px solid currentColor;
}
.opus-spec-card-corner--tl { top: 8px; left: 8px; border-right: none; border-bottom: none; }
.opus-spec-card-corner--tr { top: 8px; right: 8px; border-left: none; border-bottom: none; }
.opus-spec-card-corner--bl { bottom: 8px; left: 8px; border-right: none; border-top: none; }
.opus-spec-card-corner--br { bottom: 8px; right: 8px; border-left: none; border-top: none; }

.opus-spec-card-label {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--muted);
}

.opus-spec-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 20px 0;
    max-width: 200px;
}

.opus-spec-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    text-transform: uppercase;
}

.opus-spec-card-id {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
}

.opus-spec-card-footer {
    display: flex;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.opus-spec-card-unit {
    margin-top: 12px;
}

.opus-spec-card-big {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
    margin: 0;
}

.opus-spec-card-big--light { color: #fff; }

.opus-spec-card-badge {
    display: flex;
    gap: 12px;
    font-size: 0.7rem;
    text-transform: uppercase;
    margin-top: 20px;
}

.opus-registered {
    padding: 2px 8px;
    border: 1px solid currentColor;
}

.opus-spec-card-detail {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 20px;
}

.opus-spec-card-desc {
    margin: 20px 0;
    font-size: 0.9rem;
}

.opus-spec-card-org {
    display: flex;
    flex-direction: column;
    font-size: 0.75rem;
    margin-top: auto;
}

.opus-spec-card-toprow {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.opus-icon-lines {
    width: 24px;
    height: 16px;
    background: repeating-linear-gradient(
        to bottom,
        currentColor 0px,
        currentColor 2px,
        transparent 2px,
        transparent 5px
    );
}

.opus-spec-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.7rem;
}

.opus-spec-card-bottom {
    display: flex;
    gap: 16px;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: auto;
}

.opus-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    padding: 40px 0;
}

.btn--large {
    padding: 16px 32px;
    font-size: 1rem;
}

.opus-footer {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    border-top: 2px solid var(--text);
    font-family: 'Courier New', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--muted);
}

/* --- Opus 2: Field Operations --- */
.landing--opus2 {
    position: relative;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: 'Courier New', monospace;
    overflow: hidden;
}

.opus2-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.4;
    pointer-events: none;
}

.opus2-grid-dots {
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle, var(--muted) 1.5px, transparent 1.5px);
    background-size: 40px 40px;
    opacity: 0.3;
    pointer-events: none;
}

.opus2-status-rail {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 20px 10px;
    background: var(--bg);
    border-right: 1px solid var(--border);
    z-index: 10;
}

.opus2-status-rail .rail-item {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    font-size: 0.65rem;
    text-align: center;
    color: var(--muted);
}

.opus2-status-rail .rail-value {
    color: var(--accent);
    font-weight: 600;
}

.opus2-container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 40px 60px 100px;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.opus2-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--text);
}

.opus2-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.opus2-title {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.opus2-nav {
    display: flex;
    gap: 24px;
}

.opus2-nav-link {
    text-decoration: none;
    color: var(--muted);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.opus2-nav-link:hover { color: var(--text); }

.opus2-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.opus2-theme-btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    font-size: 0.75rem;
    cursor: pointer;
}

.opus2-theme-btn:hover { border-color: var(--accent); }

.opus2-hero {
    padding: 40px 0;
}

.opus2-data-header {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.opus2-data-tag {
    font-size: 0.75rem;
    color: var(--accent);
}

.opus2-headline {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1;
    margin: 0 0 24px;
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    text-transform: uppercase;
}

.opus2-hex-pattern {
    margin: 24px 0;
}

.opus2-subtitle {
    font-size: 0.85rem;
    color: var(--muted);
    letter-spacing: 0.1em;
    margin: 0 0 32px;
}

.opus2-cta {
    display: flex;
    gap: 16px;
}

.opus2-btn {
    text-decoration: none;
    padding: 12px 24px;
    font-family: inherit;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.opus2-btn--primary {
    background: var(--accent);
    color: #1c1c1c;
    border: 1px solid var(--accent);
}

.opus2-btn--ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.opus2-btn--ghost:hover { border-color: var(--accent); }

.opus2-section {
    padding: 40px 0;
}

.opus2-section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.opus2-section-num {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 700;
}

.opus2-section-title {
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}

.opus2-pipeline {
    display: flex;
    gap: 0;
}

.opus2-pipe-step {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    border: 1px solid var(--border);
    border-right: none;
    background: var(--surface);
}

.opus2-pipe-step:last-child { border-right: 1px solid var(--border); }

.opus2-pipe-step--final { background: var(--accent); color: #1c1c1c; border-color: var(--accent); }

.opus2-chevron-icon {
    width: 16px;
    height: 32px;
    color: var(--accent);
}

.opus2-pipe-step--final .opus2-chevron-icon { color: #1c1c1c; }

.opus2-pipe-label {
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.opus2-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.opus2-spec-card {
    background: var(--surface);
    border: 1px solid var(--text);
    padding: 20px;
    min-height: 280px;
    display: flex;
    flex-direction: column;
}

.opus2-spec-card--orange {
    background: var(--accent);
    color: #1c1c1c;
    border-color: var(--accent);
}

.opus2-spec-card--dark {
    background: #1c1c1c;
    color: #fff;
    border-color: #1c1c1c;
}

.opus2-spec-badge {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--muted);
}

.opus2-spec-card--orange .opus2-spec-badge,
.opus2-spec-card--dark .opus2-spec-badge { color: inherit; opacity: 0.7; }

.opus2-spec-content { flex: 1; margin: 16px 0; }

.opus2-spec-desc {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0;
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
}

.opus2-spec-meta {
    display: flex;
    justify-content: space-between;
    margin-top: 12px;
    font-size: 0.65rem;
}

.opus2-spec-footer {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    margin-top: auto;
}

.opus2-spec-status { color: var(--accent); }
.opus2-spec-unit { letter-spacing: 0.1em; }

.opus2-spec-tagline {
    font-size: 0.75rem;
    margin-top: 12px;
    color: var(--muted);
}

.opus2-spec-card--orange .opus2-spec-tagline,
.opus2-spec-card--dark .opus2-spec-tagline { color: inherit; opacity: 0.8; }

.opus2-spec-label { font-size: 1.2rem; font-weight: 700; font-family: 'Helvetica Neue', sans-serif; }
.opus2-spec-unit-row { display: flex; justify-content: space-between; margin-top: 16px; font-size: 0.7rem; }
.opus2-spec-status-row { display: flex; justify-content: space-between; margin-top: 8px; font-size: 0.7rem; }
.opus2-spec-active { font-weight: 600; }
.opus2-spec-brand { margin-top: auto; font-size: 0.7rem; }
.opus2-spec-lab { display: block; font-size: 0.6rem; }

.opus2-spec-dark-header { display: flex; justify-content: space-between; font-size: 0.7rem; }
.opus2-spec-dark-badge { margin-top: 20px; font-size: 0.65rem; letter-spacing: 0.1em; }
.opus2-spec-dark-status { font-size: 2rem; font-weight: 900; margin-top: 20px; font-family: 'Helvetica Neue', sans-serif; }
.opus2-spec-dark-feature { font-size: 0.7rem; margin-top: 20px; }
.opus2-spec-dark-collective { margin-top: auto; font-size: 0.65rem; letter-spacing: 0.1em; }

.opus2-protocol-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.opus2-protocol-item {
    padding: 20px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.opus2-protocol-num {
    display: block;
    font-size: 0.7rem;
    color: var(--accent);
    margin-bottom: 8px;
}

.opus2-protocol-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.opus2-protocol-desc {
    font-size: 0.75rem;
    color: var(--muted);
    margin: 0;
}

.opus2-footer {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    border-top: 2px solid var(--text);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
}

.opus2-footer-item { color: var(--muted); }
.opus2-footer-item--accent { color: var(--accent); }

/* --- Opus 3: Mission Briefing --- */
.landing--opus3 {
    position: relative;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: 'Courier New', monospace;
    overflow: hidden;
}

.opus3-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.4;
    pointer-events: none;
}

.opus3-grid-dots {
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle, var(--muted) 1.5px, transparent 1.5px);
    background-size: 40px 40px;
    opacity: 0.3;
    pointer-events: none;
}

.opus3-status-rail--right {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 20px 10px;
    background: var(--bg);
    border-left: 1px solid var(--border);
    z-index: 10;
}

.opus3-status-rail--right .rail-item {
    writing-mode: vertical-rl;
    font-size: 0.65rem;
    text-align: center;
    color: var(--muted);
}

.opus3-status-rail--right .rail-value {
    color: var(--accent);
    font-weight: 600;
}

.opus3-container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 100px 60px 40px;
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.opus3-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.opus3-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.opus3-header-text {
    display: flex;
    flex-direction: column;
}

.opus3-brand {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.opus3-sub {
    font-size: 0.65rem;
    color: var(--accent);
}

.opus3-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.opus3-theme-btn {
    padding: 6px 12px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    font-size: 0.7rem;
    cursor: pointer;
}

.opus3-theme-btn:hover { border-color: var(--accent); }

.opus3-launch-btn {
    text-decoration: none;
    padding: 8px 16px;
    background: var(--accent);
    color: #1c1c1c;
    font-family: inherit;
    font-size: 0.7rem;
    font-weight: 600;
}

.opus3-hero {
    padding: 20px 0 40px;
    border-bottom: 2px solid var(--text);
}

.opus3-data-header {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.opus3-data-tag {
    font-size: 0.7rem;
    color: var(--muted);
}

.opus3-data-tag--active {
    color: var(--accent);
}

.opus3-hero-content { margin-bottom: 32px; }

.opus3-headline {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    line-height: 1;
    margin: 0 0 20px;
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
}

.opus3-hex-pattern { margin: 20px 0; }

.opus3-description {
    font-size: 0.9rem;
    color: var(--muted);
    max-width: 600px;
    margin: 0;
}

.opus3-hero-actions {
    display: flex;
    gap: 16px;
}

.opus3-btn {
    text-decoration: none;
    padding: 10px 20px;
    font-family: inherit;
    font-size: 0.75rem;
}

.opus3-btn--primary {
    background: var(--accent);
    color: #1c1c1c;
    border: 1px solid var(--accent);
}

.opus3-btn--ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.opus3-btn--ghost:hover { border-color: var(--accent); }

.opus3-section {
    padding: 30px 0;
}

.opus3-section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.opus3-section-num {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 700;
}

.opus3-section-title {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
}

.opus3-metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.opus3-metric-card {
    padding: 20px;
    border: 1px solid var(--border);
    background: var(--surface);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.opus3-metric-label {
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.1em;
}

.opus3-metric-value {
    font-size: 1.8rem;
    font-weight: 900;
    font-family: 'Helvetica Neue', sans-serif;
}

.opus3-metric-change {
    font-size: 0.7rem;
}

.opus3-metric-change--up { color: #22c55e; }
.opus3-metric-change--down { color: var(--accent); }

.opus3-metric-status {
    font-size: 0.65rem;
    color: var(--accent);
    font-weight: 600;
}

.opus3-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.opus3-spec-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 200px;
}

.opus3-spec-card--orange {
    background: var(--accent);
    color: #1c1c1c;
    border-color: var(--accent);
}

.opus3-spec-card--dark {
    background: #1c1c1c;
    color: #fff;
    border-color: #1c1c1c;
}

.opus3-spec-top {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
}

.opus3-spec-badge {
    color: var(--muted);
    letter-spacing: 0.1em;
}

.opus3-spec-card--orange .opus3-spec-badge,
.opus3-spec-card--dark .opus3-spec-badge { color: inherit; opacity: 0.7; }

.opus3-spec-id { color: var(--accent); }
.opus3-spec-card--orange .opus3-spec-id { color: #1c1c1c; }
.opus3-spec-card--dark .opus3-spec-id { color: #fff; }

.opus3-spec-title {
    font-size: 1rem;
    font-weight: 700;
    margin: 16px 0 8px;
    font-family: 'Helvetica Neue', sans-serif;
}

.opus3-spec-desc {
    font-size: 0.75rem;
    color: var(--muted);
    margin: 0;
    flex: 1;
}

.opus3-spec-card--orange .opus3-spec-desc,
.opus3-spec-card--dark .opus3-spec-desc { color: inherit; opacity: 0.8; }

.opus3-spec-bottom {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
    font-size: 0.65rem;
}

.opus3-spec-unit { color: var(--muted); }
.opus3-spec-status { color: var(--accent); }

.opus3-spec-card--orange .opus3-spec-unit,
.opus3-spec-card--orange .opus3-spec-status,
.opus3-spec-card--dark .opus3-spec-unit,
.opus3-spec-card--dark .opus3-spec-status { color: inherit; }

.opus3-models {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.opus3-model-card {
    padding: 20px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.opus3-model-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.opus3-model-name {
    font-size: 0.9rem;
    font-weight: 700;
}

.opus3-model-status {
    font-size: 0.6rem;
    padding: 2px 8px;
    letter-spacing: 0.1em;
}

.opus3-model-status--online {
    background: #22c55e;
    color: #fff;
}

.opus3-model-stats {
    display: flex;
    gap: 20px;
}

.opus3-model-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.opus3-stat-label {
    font-size: 0.6rem;
    color: var(--muted);
    letter-spacing: 0.1em;
}

.opus3-stat-value {
    font-size: 1rem;
    font-weight: 700;
    font-family: 'Helvetica Neue', sans-serif;
}

.opus3-footer {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    border-top: 2px solid var(--text);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
}

.opus3-footer-item { color: var(--muted); }
.opus3-footer-item--accent { color: var(--accent); }

/* Opus mobile responsiveness */
@media (max-width: 1000px) {
    .opus-hero { grid-template-columns: 1fr; }
    .opus-specs { grid-template-columns: 1fr; }
    .opus2-specs { grid-template-columns: 1fr; }
    .opus2-pipeline { flex-direction: column; }
    .opus2-pipe-step { border-right: 1px solid var(--border); border-bottom: none; }
    .opus2-pipe-step:last-child { border-bottom: 1px solid var(--border); }
    .opus2-protocol-grid { grid-template-columns: repeat(2, 1fr); }
    .opus3-metrics-grid { grid-template-columns: repeat(2, 1fr); }
    .opus3-specs { grid-template-columns: 1fr; }
    .opus3-models { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .opus-container { padding: 24px; }
    .opus2-container { padding: 24px; }
    .opus3-container { padding: 24px; }
    .opus2-status-rail { display: none; }
    .opus3-status-rail--right { display: none; }
    .opus-header { flex-direction: column; gap: 16px; }
    .opus2-header { flex-direction: column; gap: 16px; }
    .opus2-nav { display: none; }
    .opus3-header { flex-direction: column; gap: 16px; }
    .opus3-metrics-grid { grid-template-columns: 1fr; }
    .opus2-protocol-grid { grid-template-columns: 1fr; }
}

/* ========================================
   CODEX LANDING PAGES (V4-V9)
   Industrial spec deck aesthetic
   ======================================== */

/* Codex base styles */
.landing--codex-v4,
.landing--codex-v5,
.landing--codex-v6,
.landing--codex-v7,
.landing--codex-v8,
.landing--codex-v9 {
    position: relative;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: 'Courier New', monospace;
    overflow: hidden;
}

/* Codex grid with dots at intersections */
.landing-grid--codex {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px),
        radial-gradient(circle, var(--muted) 1.5px, transparent 1.5px);
    background-size: 40px 40px, 40px 40px, 40px 40px;
    background-position: 0 0, 0 0, 20px 20px;
    opacity: 0.45;
    pointer-events: none;
}

/* Hex icon sizing - CRITICAL FIX */
.hex-icon,
.hex-chevron {
    width: 18px;
    height: 18px;
    display: inline-block;
    flex-shrink: 0;
    vertical-align: middle;
}

/* Hex row for inline hex patterns */
.hex-row {
    display: flex;
    gap: 10px;
    align-items: center;
    margin: 20px 0;
}

.hex-row .hex-icon,
.hex-row .hex-chevron {
    color: var(--accent);
}

/* Spec Section */
.spec-section {
    padding: 40px 0;
}

/* Section header with mono styling */
.section-header--mono {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    font-family: 'Courier New', monospace;
}

.section-header--mono .section-index {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 700;
}

.section-header--mono span {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Spec Cards Grid */
.spec-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.spec-cards--offset {
    margin-top: 20px;
}

/* Spec Card Base */
.spec-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 22px;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    font-family: 'Courier New', monospace;
}

.spec-card--orange {
    background: var(--accent);
    color: #1c1c1c;
    border-color: var(--accent);
}

.spec-card--dark {
    background: #383836;
    color: #fff;
    border-color: #383836;
}

.spec-meta {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px;
}

.spec-card--orange .spec-meta,
.spec-card--dark .spec-meta {
    color: inherit;
    opacity: 0.7;
}

.spec-title {
    font-size: 1rem;
    font-weight: 700;
    margin: 12px 0;
    line-height: 1.3;
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
}

.spec-footer {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
}

.spec-card--orange .spec-footer,
.spec-card--dark .spec-footer {
    border-color: currentColor;
    opacity: 0.6;
}

/* Vector Panel (system status card) */
.vector-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 24px;
    border-radius: 8px;
}

.vector-panel .panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.vector-panel .panel-title {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

.vector-panel .panel-chip {
    font-size: 0.65rem;
    padding: 4px 10px;
    background: #22c55e;
    color: #fff;
    border-radius: 999px;
    letter-spacing: 0.1em;
}

.vector-panel .panel-footnote {
    margin-top: 16px;
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.1em;
}

/* Metric Bars */
.metric-bar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px 0;
    border-top: 1px solid var(--border);
}

.metric-bar:first-of-type {
    border-top: none;
}

.bar-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
}

.bar-label {
    color: var(--muted);
    letter-spacing: 0.1em;
}

.bar-value {
    font-weight: 700;
    color: var(--text);
}

.bar-track {
    height: 6px;
    background: var(--surface-2);
    border-radius: 999px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), rgba(255, 128, 56, 0.6));
    border-radius: 999px;
    transition: width 0.3s ease;
}

/* Pipeline Steps (Codex style) */
.pipeline-row .pipe-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border: 1px solid var(--border);
    background: var(--surface);
    flex: 1;
}

.pipeline-row .pipe-marker {
    display: flex;
    align-items: center;
    justify-content: center;
}

.pipeline-row .pipe-marker .hex-icon {
    width: 24px;
    height: 24px;
    color: var(--accent);
}

.pipeline-row .pipe-index {
    font-size: 0.7rem;
    color: var(--accent);
    font-weight: 700;
}

/* Logo variants section */
.logo-variants {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.logo-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 40px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.logo-card--mono {
    --logo-accent: var(--logo-dark);
}

.logo-card--inverse {
    background: var(--text);
    color: var(--bg);
    --logo-dark: var(--bg);
    --logo-stroke: var(--bg);
    --logo-accent: var(--bg);
}

.logo-label {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
}

.logo-card--inverse .logo-label {
    color: var(--bg);
    opacity: 0.7;
}

/* Hero copy section */
.hero-copy {
    max-width: 600px;
}

.hero-copy .data-header {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.hero-copy .data-tag {
    font-size: 0.75rem;
    color: var(--accent);
    letter-spacing: 0.05em;
}

.hero-copy .hero-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
    margin: 0 0 16px;
    font-family: 'Courier New', monospace;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.hero-copy .hero-subtitle {
    font-size: 0.9rem;
    color: var(--muted);
    margin: 0 0 24px;
    line-height: 1.5;
}

.hero-copy .hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* Codex mobile responsiveness */
@media (max-width: 1000px) {
    .spec-cards {
        grid-template-columns: 1fr;
    }
    
    .logo-variants {
        grid-template-columns: 1fr;
    }
    
    .hero--v1 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .pipeline-row {
        flex-direction: column;
    }
    
    .pipeline-row .pipe-connector {
        width: 2px;
        height: 20px;
        flex: 0;
    }
}