/* ==========================================================================
   Corbel Blue — Commercial & Developer Enclave Design System (Shared CSS)
   Author: Corrente Labs, Inc. (Delaware C-Corporation)
   ========================================================================== */

:root, [data-theme="corbel-blue"], [data-theme="baby-green"] {
    /* ── Canonical Signature Palette: Corbel Blue (#38BDF8) ── */
    --accent-primary: #38bdf8;
    --accent-secondary: #0284c7;
    --accent-highlight: #7dd3fc;
    --accent-glow: rgba(56, 189, 248, 0.45);
    --ground: #030712;
    --surface-card: rgba(8, 18, 32, 0.82);
    --surface-card-hover: rgba(14, 28, 48, 0.92);
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-accent: rgba(56, 189, 248, 0.30);
    --border-accent-hover: rgba(56, 189, 248, 0.70);
    --border-cyan: var(--border-accent);
    --border-cyan-hover: var(--border-accent-hover);
    --cyan: #38bdf8;
    --cyan-glow: rgba(56, 189, 248, 0.45);
    --cobalt: #0284c7;
    --cobalt-glow: rgba(2, 132, 199, 0.40);
    --corbel-blue: #38bdf8;
    --corbel-blue-glow: rgba(56, 189, 248, 0.50);
    --ink-primary: #ffffff;
    --ink-muted: #94a3b8;
    --ink-dim: #64748b;
    --indigo: #6366f1;
    --emerald: #10b981;
    --amber: #f59e0b;
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Universal Theme Normalization: Locked 100% to Corbel Blue (#38BDF8) ── */
[data-theme="emerald"],
[data-theme="amber"],
[data-theme="amethyst"],
[data-theme="titanium"],
[data-theme="crimson"],
[data-theme="electric-blue"] {
    --accent-primary: #38bdf8;
    --accent-secondary: #0284c7;
    --accent-highlight: #7dd3fc;
    --accent-glow: rgba(56, 189, 248, 0.45);
    --ground: #030712;
    --surface-card: rgba(8, 18, 32, 0.82);
    --surface-card-hover: rgba(14, 28, 48, 0.92);
    --border-accent: rgba(56, 189, 248, 0.30);
    --border-accent-hover: rgba(56, 189, 248, 0.70);
    --cyan: #38bdf8;
    --cyan-glow: rgba(56, 189, 248, 0.45);
    --cobalt: #0284c7;
    --cobalt-glow: rgba(2, 132, 199, 0.40);
}

/* ── Theme 7: Alabaster Clean / Stark White (Paper Minimalist Developer Mode) ── */
[data-theme="light-alabaster"] {
    --accent-primary: #2563eb;
    --accent-secondary: #0284c7;
    --accent-glow: rgba(37, 99, 235, 0.25);
    --ground: #f8fafc;
    --surface-card: #ffffff;
    --surface-card-hover: #f1f5f9;
    --border-subtle: rgba(15, 23, 42, 0.08);
    --border-accent: rgba(37, 99, 235, 0.35);
    --border-accent-hover: rgba(37, 99, 235, 0.7);
    --ink-primary: #0f172a;
    --ink-muted: #334155;
    --ink-dim: #64748b;
}

[data-theme="light-alabaster"] .master-header {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

[data-theme="light-alabaster"] .header-brand,
[data-theme="light-alabaster"] .nav-link {
    color: #0f172a !important;
}

[data-theme="light-alabaster"] .nav-link:hover {
    background: rgba(15, 23, 42, 0.05);
}

[data-theme="light-alabaster"] .dropdown-panel {
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(15, 23, 42, 0.12);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12), 0 0 24px rgba(37, 99, 235, 0.08);
}

[data-theme="light-alabaster"] .dropdown-item:hover {
    background: #f1f5f9;
}

[data-theme="light-alabaster"] .item-title {
    color: #0f172a;
}

[data-theme="light-alabaster"] .item-desc {
    color: #475569;
}

[data-theme="light-alabaster"] .glass-panel,
[data-theme="light-alabaster"] .tier-card,
[data-theme="light-alabaster"] .stat-card,
[data-theme="light-alabaster"] .palette-matrix-card,
[data-theme="light-alabaster"] .hero-concept-card,
[data-theme="light-alabaster"] .logo-card,
[data-theme="light-alabaster"] .form-panel {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.1);
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

[data-theme="light-alabaster"] .form-input,
[data-theme="light-alabaster"] .form-select {
    background: #ffffff;
    color: #0f172a;
    border: 1px solid #cbd5e1;
}

[data-theme="light-alabaster"] .form-input:focus,
[data-theme="light-alabaster"] .form-select:focus {
    border-color: #2563eb;
    box-shadow: 0 0 16px rgba(37, 99, 235, 0.2);
}

[data-theme="light-alabaster"] .btn-secondary {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.2);
    color: #0f172a;
}

[data-theme="light-alabaster"] .btn-secondary:hover {
    background: #f8fafc;
    border-color: #2563eb;
    color: #2563eb;
}

[data-theme="light-alabaster"] .beta-alert-bar {
    background: linear-gradient(90deg, #eff6ff 0%, #dbeafe 50%, #eff6ff 100%);
    border-bottom: 1px solid #bfdbfe;
    color: #1e3a8a;
}

[data-theme="light-alabaster"] footer.master-footer {
    background: #f1f5f9;
    border-top: 1px solid rgba(15, 23, 42, 0.1);
}

[data-theme="light-alabaster"] .footer-col h4,
[data-theme="light-alabaster"] .footer-col-brand h3 {
    color: #0f172a;
}

[data-theme="light-alabaster"] .footer-col a {
    color: #475569;
}

[data-theme="light-alabaster"] .footer-col a:hover {
    color: #2563eb;
}

[data-theme="light-alabaster"] .footer-bottom {
    color: #64748b;
    border-top: 1px solid rgba(15, 23, 42, 0.08);
}

/* ── Universal Reset ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    max-width: 100vw;
    overflow-x: clip;
}

body {
    background-color: var(--ground);
    color: var(--ink-primary);
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.75;
    max-width: 100vw;
    overflow-x: clip;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

/* ── 3D Morphing Vector Mesh Background Canvas (Calibrated Institutional Elegance) ── */
#vector-mesh-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    opacity: 0.65;
    transition: opacity 0.5s var(--ease);
}

/* Atmospheric Ambient Vignette (Soft edge vignette and vertical gradient falloff) */
.vector-mesh-mask-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    background: 
        radial-gradient(circle at 50% 40%, transparent 35%, rgba(3, 7, 18, 0.40) 75%, rgba(3, 7, 18, 0.85) 100%),
        linear-gradient(180deg, rgba(3, 7, 18, 0.30) 0%, transparent 20%, transparent 70%, rgba(3, 7, 18, 0.90) 100%);
    opacity: 0.55;
    transition: opacity 0.5s var(--ease);
}

main, footer.master-footer, .page-content, section, .telemetry-strip {
    position: relative;
    z-index: 1;
}

/* ── Typography & Links ── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--ink-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s var(--ease);
}

/* ── ZERO-TOLERANCE HOVER JUMP GUARD (Rule 3) ── */
/* Cards and buttons must NEVER translateY on hover. Stationary illumination only. */
.card, .glass-card, .btn, .nav-link, .feature-card, .tier-card {
    transform: none !important;
}

/* ── Universal Banner (Free Beta Launch) ── */
.beta-alert-bar {
    background: linear-gradient(90deg, rgba(56, 189, 248, 0.10) 0%, rgba(37, 99, 235, 0.16) 50%, rgba(56, 189, 248, 0.10) 100%);
    border-bottom: 1px solid rgba(56, 189, 248, 0.22);
    padding: 10px 20px;
    font-size: 13px;
    text-align: center;
    color: var(--ink-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    line-height: 1.4;
    font-family: var(--font-mono);
    position: relative;
    z-index: 1001;
}

.beta-alert-bar .badge {
    background: #38bdf8;
    color: #030712;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.beta-alert-bar a {
    color: #38bdf8;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ── Master Navigation Header (Taller Institutional Height) ── */
header.master-header,
.master-header {
    position: sticky !important;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 98px;
    background: rgba(3, 7, 18, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 44px;
    transition: height 0.32s var(--ease), padding 0.32s var(--ease), background 0.32s var(--ease), border-color 0.32s var(--ease), box-shadow 0.32s var(--ease);
}

header.master-header.scrolled,
.master-header.scrolled {
    height: 66px;
    padding: 0 36px;
    background: rgba(3, 7, 18, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(56, 189, 248, 0.32);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.88), 0 0 24px rgba(56, 189, 248, 0.12);
}

.brand-dropdown-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.brand-home-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    padding-top: 8px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.22s var(--ease), visibility 0.22s;
    z-index: 1000;
}

.brand-dropdown-wrapper:hover .brand-home-dropdown,
.brand-home-dropdown:hover {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.brand-home-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(6, 14, 26, 0.96);
    border: 1px solid var(--border-cyan);
    border-radius: 20px;
    padding: 6px 14px;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(56, 189, 248, 0.28), inset 0 0 12px rgba(56, 189, 248, 0.12);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    white-space: nowrap;
    transition: background 0.18s var(--ease), box-shadow 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.brand-home-btn:hover {
    background: rgba(56, 189, 248, 0.20);
    border-color: #7dd3fc;
    color: #ffffff;
    box-shadow: 0 4px 28px rgba(56, 189, 248, 0.45), inset 0 0 16px rgba(56, 189, 248, 0.22);
}

.brand-home-btn .home-icon {
    font-size: 13px;
    line-height: 1;
    color: var(--accent-primary);
}

.brand-home-btn .home-arrow {
    color: var(--cyan);
    font-size: 11px;
    opacity: 0.85;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    transition: gap 0.32s var(--ease);
}

.master-header.scrolled .header-brand {
    gap: 10px;
}

.header-brand .logo-container {
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
    transition: width 0.32s var(--ease), height 0.32s var(--ease);
}

.master-header.scrolled .header-brand .logo-container {
    width: 44px;
    height: 44px;
}

.header-brand img,
.header-brand .corbel-c-logo-svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
    transition: filter 0.25s var(--ease);
}

.corbel-c-logo-svg {
    will-change: filter, transform;
}

/* ── Inner Chevron Silicon Core: Radiant Corbel Blue Attestation Glow ── */
.logo-inner-chevron-group {
    transform-origin: 62px 50px;
    transition: filter 0.35s var(--ease), transform 0.35s var(--ease);
}

.logo-inner-chevron {
    fill: #38bdf8 !important;
    filter: drop-shadow(0 0 5px #38bdf8) drop-shadow(0 0 12px rgba(56, 189, 248, 0.95)) drop-shadow(0 0 20px rgba(125, 211, 252, 0.8)) !important;
    animation: corbelBlueChevronPulse 2.4s ease-in-out infinite alternate;
    transition: fill 0.35s var(--ease), filter 0.35s var(--ease);
}

.logo-inner-chevron-line {
    stroke: #ffffff !important;
    opacity: 1 !important;
    filter: drop-shadow(0 0 3px #ffffff) drop-shadow(0 0 8px #38bdf8) !important;
    transition: stroke 0.35s var(--ease), filter 0.35s var(--ease);
}

.logo-inner-dot {
    fill: #ffffff !important;
    filter: drop-shadow(0 0 4px #ffffff) drop-shadow(0 0 8px #7dd3fc) !important;
}

.logo-inner-ring {
    stroke: rgba(56, 189, 248, 0.70) !important;
    filter: drop-shadow(0 0 5px rgba(56, 189, 248, 0.6)) !important;
    transition: stroke 0.35s var(--ease), filter 0.35s var(--ease);
}

.logo-inner-bracket {
    transition: fill 0.35s var(--ease), filter 0.35s var(--ease);
}

/* On Brand Hover, Header Scroll, or Active Scroll: High-Energy Corbel Blue Flare Ignition */
.header-brand:hover .logo-inner-chevron,
.brand-dropdown-wrapper:hover .logo-inner-chevron,
.master-header.scrolled .logo-inner-chevron,
.master-header.scrolling .logo-inner-chevron {
    fill: #7dd3fc !important;
    filter: drop-shadow(0 0 8px #38bdf8) drop-shadow(0 0 18px rgba(56, 189, 248, 1)) drop-shadow(0 0 30px rgba(125, 211, 252, 0.95)) !important;
    animation: corbelBlueChevronPulseFast 1.3s ease-in-out infinite alternate;
}

.header-brand:hover .logo-inner-chevron-line,
.brand-dropdown-wrapper:hover .logo-inner-chevron-line,
.master-header.scrolled .logo-inner-chevron-line,
.master-header.scrolling .logo-inner-chevron-line {
    stroke: #ffffff !important;
    opacity: 1 !important;
    filter: drop-shadow(0 0 5px #ffffff) drop-shadow(0 0 12px #7dd3fc) !important;
}

.header-brand:hover .logo-inner-ring,
.brand-dropdown-wrapper:hover .logo-inner-ring,
.master-header.scrolled .logo-inner-ring,
.master-header.scrolling .logo-inner-ring {
    stroke: rgba(125, 211, 252, 0.95) !important;
    filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.85)) !important;
}

.master-header.scrolled .logo-inner-bracket,
.master-header.scrolling .logo-inner-bracket {
    fill: url(#corbelBlueGrad);
    filter: drop-shadow(0 0 5px rgba(56, 189, 248, 0.45));
}

/* Dynamic active scrolling pulse */
.master-header.scrolling .logo-inner-chevron-group {
    filter: drop-shadow(0 0 8px #38bdf8) drop-shadow(0 0 18px rgba(56, 189, 248, 0.95));
}

@keyframes corbelBlueChevronPulse {
    0% {
        filter: drop-shadow(0 0 4px #38bdf8) drop-shadow(0 0 10px rgba(56, 189, 248, 0.75)) drop-shadow(0 0 16px rgba(14, 165, 233, 0.45));
    }
    100% {
        filter: drop-shadow(0 0 7px #7dd3fc) drop-shadow(0 0 16px rgba(56, 189, 248, 0.95)) drop-shadow(0 0 26px rgba(125, 211, 252, 0.85));
    }
}

@keyframes corbelBlueChevronPulseFast {
    0% {
        filter: drop-shadow(0 0 6px #38bdf8) drop-shadow(0 0 14px rgba(56, 189, 248, 0.85)) drop-shadow(0 0 22px rgba(14, 165, 233, 0.6));
    }
    100% {
        filter: drop-shadow(0 0 10px #bae6fd) drop-shadow(0 0 24px rgba(56, 189, 248, 1)) drop-shadow(0 0 36px rgba(125, 211, 252, 0.95));
    }
}

/* ── Stacked Brand Name Typography: CORBEL with BLUE under it ── */
.brand-text-block {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.05;
}

.brand-title-row {
    display: flex;
    align-items: center;
    gap: 6px;
}

.brand-name-corbel {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: #ffffff;
    transition: font-size 0.32s var(--ease);
}

.brand-name-blue {
    font-family: var(--font-mono);
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: 0.32em;
    color: #38bdf8 !important;
    text-shadow: 0 0 12px rgba(56, 189, 248, 0.60);
    transition: font-size 0.32s var(--ease), letter-spacing 0.32s var(--ease);
}

.master-header.scrolled .brand-name-corbel {
    font-size: 17px;
}

.master-header.scrolled .brand-name-blue {
    font-size: 9.5px;
    letter-spacing: 0.28em;
}

.header-brand .brand-badge {
    font-size: 10px;
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.35);
    padding: 1px 5px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-weight: 600;
    transition: padding 0.32s var(--ease), font-size 0.32s var(--ease);
}

.master-header.scrolled .header-brand .brand-badge {
    font-size: 9px;
    padding: 1px 4px;
}

/* ── Static Navigation Menu Links (Fonts 1px Larger) ── */
.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
    margin: 0;
    padding: 0;
    transition: gap 0.32s var(--ease);
}

.master-header.scrolled .nav-links {
    gap: 20px;
}

.nav-link {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--ink-muted);
    text-decoration: none;
    padding: 9px 14px;
    border-radius: 6px;
    letter-spacing: 0.04em;
    font-family: var(--font-mono);
    transition: color 0.2s var(--ease), background 0.2s var(--ease), font-size 0.32s var(--ease), padding 0.32s var(--ease);
    display: inline-flex;
    align-items: center;
    position: relative;
}

/* ── Menu Bar Item Accented Corners on Hover ──
   Precision dual-corner CAD brackets:
   Top-Left and Bottom-Right in Corrente Blue (#38bdf8) */
.nav-link::before {
    content: '';
    position: absolute;
    inset: -1px;
    pointer-events: none;
    opacity: 0;
    border-radius: 6px;
    transition: opacity 0.22s var(--ease);
    background:
        linear-gradient(#38bdf8, #38bdf8) top left / 7px 1.5px no-repeat,
        linear-gradient(#38bdf8, #38bdf8) top left / 1.5px 7px no-repeat,
        linear-gradient(#38bdf8, #38bdf8) bottom right / 7px 1.5px no-repeat,
        linear-gradient(#38bdf8, #38bdf8) bottom right / 1.5px 7px no-repeat;
    filter: drop-shadow(0 0 6px rgba(56, 189, 248, 0.85));
}

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

.nav-link:hover, .nav-link.active {
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.08);
}

.master-header.scrolled .nav-link {
    font-size: 13px;
    padding: 6px 10px;
}

/* ── Header Actions ── */
.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.header-actions .btn-primary {
    font-size: 13.5px;
    padding: 9px 20px;
}

.master-header.scrolled .btn-primary {
    padding: 7px 15px;
    font-size: 12.5px;
}

.master-header.scrolled .btn-secondary {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-secondary {
    background: rgba(56, 189, 248, 0.08);
    border: 1.5px solid rgba(56, 189, 248, 0.40);
    color: #38bdf8;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s var(--ease), border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), color 0.2s var(--ease);
    font-family: var(--font-mono);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    box-shadow: 0 0 14px rgba(56, 189, 248, 0.15);
}

.btn-secondary:hover {
    background: rgba(56, 189, 248, 0.16);
    border-color: #38bdf8;
    color: #ffffff;
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.45);
}

.btn-primary {
    background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
    color: #030712;
    padding: 8px 18px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid rgba(125, 211, 252, 0.65);
    box-shadow: 0 0 22px rgba(56, 189, 248, 0.35);
    transition: box-shadow 0.2s var(--ease), opacity 0.2s var(--ease), border-color 0.2s var(--ease);
    font-family: var(--font-display);
    letter-spacing: 0.02em;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary:hover {
    box-shadow: 0 0 28px rgba(56, 189, 248, 0.60);
    border-color: #7dd3fc;
    opacity: 0.95;
}

.btn-run {
    background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
    color: #030712;
    border: 1px solid rgba(125, 211, 252, 0.65);
    padding: 8px 18px;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.35);
    transition: box-shadow 0.2s var(--ease), opacity 0.2s var(--ease), border-color 0.2s var(--ease);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn-run:hover {
    box-shadow: 0 0 28px rgba(56, 189, 248, 0.70);
    border-color: #7dd3fc;
    opacity: 0.98;
}

/* ── High-Voltage Lightning Bolt Background Flash (Buttons with ⚡ on Hover) ── */
.btn-primary.has-lightning,
.btn-secondary.has-lightning,
.btn-run.has-lightning,
button.has-lightning,
a.has-lightning {
    position: relative;
    isolation: isolate;
}

/* Ensure foreground text/spans remain crystal-clear above the background flash */
.has-lightning > *:not(.btn-lightning-flash) {
    position: relative;
    z-index: 2;
}

.btn-lightning-flash {
    position: absolute;
    inset: 0;
    overflow: hidden;
    border-radius: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 1;
    opacity: 0;
    transform: scale(0.65) rotate(-14deg);
    transition: opacity 0.22s var(--ease), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-lightning-flash svg {
    width: 66px;
    height: 102px;
    overflow: visible;
    filter: drop-shadow(0 0 14px #fde047) 
            drop-shadow(0 0 28px #eab308) 
            drop-shadow(0 0 46px #b45309);
}

/* One quick flash: triggered strictly once per page load on hover via .lightning-active */
.has-lightning.lightning-active .btn-lightning-flash {
    animation: lightningQuickFlash 0.42s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes lightningQuickFlash {
    0% {
        opacity: 0;
        transform: scale(0.65);
        filter: drop-shadow(0 0 10px #fde047);
    }
    18% {
        opacity: 1;
        transform: scale(1.36);
        filter: drop-shadow(0 0 20px #ffffff) drop-shadow(0 0 38px #fde047) drop-shadow(0 0 60px #eab308);
    }
    38% {
        opacity: 0.75;
        transform: scale(1.22);
        filter: drop-shadow(0 0 16px #fde047) drop-shadow(0 0 32px #eab308);
    }
    58% {
        opacity: 0.90;
        transform: scale(1.26);
        filter: drop-shadow(0 0 18px #fde047) drop-shadow(0 0 36px #eab308);
    }
    78% {
        opacity: 0.35;
        transform: scale(1.10);
        filter: drop-shadow(0 0 12px #fde047);
    }
    100% {
        opacity: 0;
        transform: scale(1.0);
        filter: none;
    }
}

.btn-copy {
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.40);
    color: #38bdf8;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    transition: background 0.2s var(--ease), border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.btn-copy:hover {
    background: rgba(56, 189, 248, 0.16);
    border-color: #38bdf8;
    box-shadow: 0 0 14px rgba(56, 189, 248, 0.35);
}

.btn-copy:hover {
    background: rgba(56, 189, 248, 0.22);
    border-color: var(--accent-secondary, #38bdf8);
    color: #ffffff;
    box-shadow: 0 0 14px rgba(56, 189, 248, 0.4);
}

/* ── Responsive Mobile Toggle ── */
.mobile-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border-subtle);
    color: var(--ink-primary);
    font-size: 20px;
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
}

@media (max-width: 992px) {
    .nav-links, .header-actions {
        display: none;
    }
    .mobile-toggle {
        display: block;
    }
}

/* ── Mobile Drawer ── */
.mobile-drawer {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(3, 7, 18, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 999;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s var(--ease);
}

.mobile-drawer.open {
    transform: translateX(0);
}

/* ── Master Footer (DRY Architecture with Atmospheric Background & Watermark) ── */
.master-footer {
    background: transparent;
    border-top: 1px solid var(--border-subtle);
    padding: 120px 32px 56px;
    margin-top: 160px;
    position: relative;
    overflow: hidden;
}

.master-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 4%;
    right: 4%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(245, 158, 11, 0.50) 20%, rgba(56, 189, 248, 0.90) 50%, rgba(245, 158, 11, 0.50) 80%, transparent 100%);
    box-shadow: 0 0 16px rgba(56, 189, 248, 0.40);
}

.master-footer::after {
    content: '';
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 5px;
    background: radial-gradient(ellipse at center, rgba(56, 189, 248, 0.95) 0%, rgba(56, 189, 248, 0) 75%);
    filter: blur(1.5px);
    pointer-events: none;
}

/* Background CAD Vector Ambience Layer */
.footer-cad-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* ── Footer Atmospheric Gradient Overlay ──
   Preserves clear / transparent background while adding institutional depth,
   softening background mesh lines behind text, and framing the footer elegantly. */
.footer-gradient-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    background: 
        radial-gradient(ellipse 90% 70% at 50% 42%, transparent 20%, rgba(3, 7, 18, 0.52) 68%, rgba(3, 7, 18, 0.90) 100%),
        linear-gradient(180deg, rgba(3, 7, 18, 0.70) 0%, rgba(3, 7, 18, 0.22) 20%, transparent 50%, rgba(2, 4, 10, 0.88) 100%),
        radial-gradient(circle at 16% 38%, rgba(56, 189, 248, 0.08) 0%, transparent 52%),
        radial-gradient(circle at 84% 62%, rgba(245, 158, 11, 0.05) 0%, transparent 48%);
}

/* Calibrated Wireframe Cantilever Watermark (Rule 5: opacity 0.45 - 0.48) */
.footer-watermark-container {
    position: absolute;
    right: clamp(16px, 5vw, 90px);
    bottom: 30px;
    pointer-events: none;
    opacity: 0.46;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 0 16px rgba(56, 189, 248, 0.22)) drop-shadow(0 0 32px rgba(245, 158, 11, 0.12));
    z-index: 1;
}

.footer-grid, .footer-bottom, .footer-telemetry-ribbon {
    position: relative;
    z-index: 2;
}

/* Monospace Hardware Attestation Status Ribbon */
.footer-telemetry-ribbon {
    max-width: 1320px;
    margin: 56px auto 0;
    padding: 12px 22px;
    background: rgba(3, 7, 18, 0.70);
    border: 1px solid rgba(56, 189, 248, 0.20);
    border-radius: 8px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--ink-dim);
    letter-spacing: 0.05em;
    flex-wrap: wrap;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
}

.footer-telemetry-ribbon .telemetry-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-telemetry-ribbon .telemetry-pill .pill-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #38bdf8;
    box-shadow: 0 0 8px #38bdf8;
}

.footer-telemetry-ribbon .telemetry-pill .pill-dot.amber {
    background: #f59e0b;
    box-shadow: 0 0 8px #f59e0b;
}

.footer-telemetry-ribbon .telemetry-pill .pill-dot.emerald {
    background: #10b981;
    box-shadow: 0 0 8px #10b981;
}

.footer-grid {
    max-width: 1320px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 64px;
}

@media (max-width: 880px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 44px;
    }
}

.footer-col-brand h3 {
    font-size: 26px;
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

.footer-brand-logo {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    box-shadow: 0 0 24px rgba(56, 189, 248, 0.50);
    flex-shrink: 0;
    display: inline-block;
    vertical-align: middle;
}

.footer-col-brand p {
    font-size: 15px;
    color: var(--ink-dim);
    line-height: 1.7;
    margin-bottom: 22px;
}

.footer-legal-badge {
    display: inline-block;
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--cyan);
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.25);
    padding: 6px 14px;
    border-radius: 6px;
    letter-spacing: 0.04em;
}

.footer-col h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--cyan);
    text-shadow: 0 0 14px rgba(56, 189, 248, 0.45);
    margin-bottom: 20px;
    font-family: var(--font-mono);
    font-weight: 700;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-col ul li a {
    font-size: 15px;
    color: var(--ink-dim);
    transition: color 0.2s var(--ease);
}

.footer-col ul li a:hover {
    color: var(--cyan);
}

.footer-bottom {
    max-width: 1320px;
    margin: 64px auto 0;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: var(--ink-dim);
    font-family: var(--font-mono);
}

@media (max-width: 600px) {
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

/* ── Reusable Component Classes & Cards ── */
.glass-panel {
    background: var(--surface-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-subtle);
    border-radius: 14px;
    padding: 36px 32px;
    transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

/* Card onHover: Corrente Blue perimeter & ambient aura mixed with subtle Electric Orange top laser & corner CAD accents */
.glass-panel:hover,
.stat-card:hover,
.feature-card:hover,
.tier-card:hover,
.espresso-card:hover {
    border-color: rgba(56, 189, 248, 0.95);
    box-shadow: 
        0 0 0 1px rgba(56, 189, 248, 0.65),             /* Crisp Corrente Blue perimeter line */
        inset 0 2px 0 0 #f59e0b,                         /* Crisp Electric Orange top laser line */
        inset 0 -1px 0 0 rgba(56, 189, 248, 0.40),       /* Corrente Blue bottom anchor line */
        0 8px 32px rgba(56, 189, 248, 0.22),            /* Corrente Blue deep ambient glow */
        0 0 24px rgba(56, 189, 248, 0.30),              /* Corrente Blue perimeter illumination */
        0 0 12px rgba(245, 158, 11, 0.15);              /* Subtle Electric Orange warm accent */
}

.code-terminal {
    background: #010409;
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-radius: 10px;
    overflow: hidden;
    font-family: var(--font-mono);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.7);
}

.terminal-header {
    background: rgba(15, 23, 42, 0.8);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
}

.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #f59e0b; }
.terminal-dot.green { background: #10b981; }

.terminal-title {
    font-size: 12px;
    color: var(--ink-dim);
}

.terminal-body {
    padding: 20px;
    font-size: 13px;
    line-height: 1.6;
    color: #e2e8f0;
    overflow-x: auto;
}

/* ── Architectural Corbel Corner Blocks & Precision CAD Markers ── */
.corbel-corner-block {
    position: relative;
}

.corbel-corner-block::before,
.corbel-corner-block::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    pointer-events: none;
    z-index: 5;
    transition: border-color 0.25s var(--ease), filter 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.corbel-corner-block::before {
    top: -1px;
    left: -1px;
    border-top: 2px solid var(--cyan);
    border-left: 2px solid var(--cyan);
}

.corbel-corner-block::after {
    bottom: -1px;
    right: -1px;
    border-bottom: 2px solid var(--cyan);
    border-right: 2px solid var(--cyan);
}

.corbel-corner-block.corner-amber::before,
.corbel-corner-block.corner-amber::after {
    border-color: #f59e0b;
}

.corbel-corner-block.corner-emerald::before,
.corbel-corner-block.corner-emerald::after {
    border-color: #10b981;
}

.corbel-corner-block.corner-all::before {
    box-shadow: -2px -2px 0 0 var(--cyan);
}

/* On hover, mix Electric Orange and Corrente Blue on CAD corner brackets */
.corbel-corner-block:hover::before {
    border-color: #f59e0b !important;
    filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.85));
}
.corbel-corner-block:hover::after {
    border-color: #38bdf8 !important;
    filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.90));
}

/* 4-corner bracket variant: balanced diagonal harmony */
.corbel-brackets {
    position: relative;
}

.corbel-brackets .cb-tl,
.corbel-brackets .cb-tr,
.corbel-brackets .cb-bl,
.corbel-brackets .cb-br {
    position: absolute;
    width: 10px;
    height: 10px;
    pointer-events: none;
    z-index: 6;
    border-color: var(--cyan);
    transition: border-color 0.25s var(--ease), filter 0.25s var(--ease);
}

.corbel-brackets .cb-tl { top: -1px; left: -1px; border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.corbel-brackets .cb-tr { top: -1px; right: -1px; border-top: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }
.corbel-brackets .cb-bl { bottom: -1px; left: -1px; border-bottom: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.corbel-brackets .cb-br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }

.corbel-brackets:hover .cb-tl,
.corbel-brackets:hover .cb-br {
    border-color: #f59e0b !important;
    filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.85));
}

.corbel-brackets:hover .cb-tr,
.corbel-brackets:hover .cb-bl {
    border-color: #38bdf8 !important;
    filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.90));
}

/* ── Warm Espresso & Obsidian Craft Tones (Inspired by Modern Architectural & Coffee Craft Aesthetics) ── */
.espresso-card {
    background: linear-gradient(180deg, rgba(20, 17, 15, 0.94) 0%, rgba(9, 11, 16, 0.96) 100%);
    border: 1px solid rgba(245, 158, 11, 0.22);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.75), inset 0 1px 0 rgba(251, 191, 36, 0.12);
}

.espresso-card:hover {
    border-color: rgba(245, 158, 11, 0.55);
    box-shadow: 0 20px 54px rgba(0, 0, 0, 0.85), 0 0 28px rgba(245, 158, 11, 0.16);
}

.amber-glow-text {
    color: #f59e0b;
    text-shadow: 0 0 18px rgba(245, 158, 11, 0.45);
}

.badge-amber {
    font-family: var(--font-mono);
    font-size: 11px;
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.10);
    border: 1px solid rgba(245, 158, 11, 0.35);
    padding: 3px 10px;
    border-radius: 4px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ── Universal Multi-Rail High-Frequency Micro-Clearing Telemetry ── */
.multi-rail-strip {
    background: rgba(4, 9, 16, 0.85);
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-radius: 10px;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    font-family: var(--font-mono);
    font-size: 12.5px;
}

.telemetry-pulse-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #10b981;
    font-weight: 600;
}

.telemetry-pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 12px #10b981;
    animation: telemetryPulse 2s infinite ease-in-out;
}

@keyframes telemetryPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.45; transform: scale(0.85); }
}

/* ── Dual-Door Tabs & Agent Cockpit Controls ── */
.dual-door-tabs {
    display: flex;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(3, 7, 18, 0.9);
}

.dual-door-tab {
    flex: 1;
    padding: 14px 20px;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--ink-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-bottom: 2px solid transparent;
}

.dual-door-tab:hover {
    color: var(--ink-primary);
    background: rgba(255, 255, 255, 0.02);
}

.dual-door-tab.active {
    color: var(--cyan);
    border-bottom-color: var(--cyan);
    background: rgba(56, 189, 248, 0.06);
}

.dual-door-tab.active-amber {
    color: #f59e0b;
    border-bottom-color: #f59e0b;
    background: rgba(245, 158, 11, 0.06);
}

/* ── CAD Vector Schematic Canvas Container ── */
.cad-schematic-box {
    width: 100%;
    border: 1px solid rgba(56, 189, 248, 0.22);
    border-radius: 8px;
    background: radial-gradient(circle at 50% 50%, rgba(14, 28, 48, 0.4) 0%, rgba(3, 7, 18, 0.95) 100%);
    overflow: hidden;
    position: relative;
}

.cad-schematic-svg {
    width: 100%;
    height: auto;
    display: block;
}

/* ── Graceful Overage Protection Callout Styles ── */
.overage-pill-callout {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 28px;
    border: 1px solid var(--border-accent);
    border-radius: 30px;
    background: rgba(8, 20, 32, 0.88);
    box-shadow: 0 0 24px rgba(56, 189, 248, 0.12);
}