/* ==========================================================================
   CREST TURN — ARCHITECTURAL DESIGN SYSTEM (crt-basalt.css)
   Palette: Volcanic Obsidian #09090B | Basalt Slab #111115 | Rail #1F1F25
            Stark White #FAFAFA | Smoky Ash #71717A | Champagne Gold #E2A553
            Emerald Telemetry #10B981
   ========================================================================== */

:root {
    --crt-bg: #09090B;
    --crt-slab: #111115;
    --crt-slab-alt: #15151B;
    --crt-chip: #1B1B22;
    --crt-rail: #1F1F25;
    --crt-border: #222228;
    --crt-border-hover: #34343E;
    --crt-crosshair: rgba(250, 250, 250, 0.52);
    --crt-bracket: rgba(250, 250, 250, 0.56);
    --crt-bracket-gold: #E2A553;

    --crt-white: #FAFAFA;
    --crt-pure: #FFFFFF;
    --crt-secondary: #A9A9B5;
    --crt-muted: #71717A;
    --crt-dim: #52525B;

    --crt-gold: #E2A553;
    --crt-gold-soft: rgba(226, 165, 83, 0.14);
    --crt-gold-line: rgba(226, 165, 83, 0.36);
    --crt-emerald: #10B981;
    --crt-emerald-soft: rgba(16, 185, 129, 0.12);
    --crt-danger: #EF4444;
    --crt-danger-soft: rgba(239, 68, 68, 0.12);

    --crt-font-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
    --crt-font-sans: 'Archivo', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --crt-font-mono: 'Fira Code', ui-monospace, SFMono-Regular, Menlo, monospace;

    --crt-rail-max: 1340px;
    --crt-pad-x: clamp(1.25rem, 3.6vw, 3.25rem);
    --crt-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* --------------------------------------------------------------------------
   1. Base Reset & Editorial Typography
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html.crt-root {
    background-color: var(--crt-bg);
    color: var(--crt-white);
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body.crt-body {
    margin: 0;
    min-height: 100vh;
    background-color: var(--crt-bg);
    color: var(--crt-secondary);
    font-family: var(--crt-font-sans);
    font-weight: 400;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img,
svg {
    display: block;
    max-width: 100%;
}

a {
    color: var(--crt-white);
    text-decoration: none;
    transition: color 0.2s var(--crt-ease), border-color 0.2s var(--crt-ease), background-color 0.2s var(--crt-ease);
}

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

::selection {
    background: var(--crt-gold);
    color: var(--crt-bg);
}

.crt-skip-link {
    position: fixed;
    top: -100px;
    left: 1rem;
    z-index: 999;
    padding: 0.75rem 1.25rem;
    background: var(--crt-white);
    color: var(--crt-bg);
    font-family: var(--crt-font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.crt-skip-link:focus {
    top: 1rem;
}

/* --------------------------------------------------------------------------
   2. Bounded Structural Rail Container & + Registration Crosshairs
   -------------------------------------------------------------------------- */
.crt-viewport-gutter {
    width: 100%;
    padding-left: clamp(0.75rem, 2.4vw, 2.25rem);
    padding-right: clamp(0.75rem, 2.4vw, 2.25rem);
    background-color: var(--crt-bg);
}

.crt-rail-shell {
    position: relative;
    width: 100%;
    max-width: var(--crt-rail-max);
    margin: 0 auto;
    border-left: 1px solid var(--crt-rail);
    border-right: 1px solid var(--crt-rail);
    background-color: var(--crt-bg);
}

.crt-rail-pad,
.crt-frame {
    width: 100%;
    padding-left: var(--crt-pad-x);
    padding-right: var(--crt-pad-x);
}

.crt-frame-narrow {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding-left: var(--crt-pad-x);
    padding-right: var(--crt-pad-x);
}

/* Every horizontal section divider displays architectural + crosshairs at left/right rails */
.crt-section-line,
.crt-stratum,
.crt-portal-stage {
    position: relative;
    border-top: 1px solid var(--crt-rail);
}

.crt-section-line::before,
.crt-section-line::after,
.crt-stratum::before,
.crt-stratum::after,
.crt-portal-stage::before,
.crt-portal-stage::after {
    content: "";
    position: absolute;
    top: -5px;
    width: 9px;
    height: 9px;
    pointer-events: none;
    z-index: 15;
    background:
        linear-gradient(to right, var(--crt-crosshair), var(--crt-crosshair)) center / 9px 1px no-repeat,
        linear-gradient(to bottom, var(--crt-crosshair), var(--crt-crosshair)) center / 1px 9px no-repeat;
}

.crt-section-line::before,
.crt-stratum::before,
.crt-portal-stage::before {
    left: -5px;
}

.crt-section-line::after,
.crt-stratum::after,
.crt-portal-stage::after {
    right: -5px;
}

/* Corner-bracketed container utility (┌ ┐ └ ┘) */
.crt-corner-frame,
.crt-portal-vault {
    position: relative;
    background-color: var(--crt-slab);
    border: 1px solid var(--crt-border);
}

.crt-corner-frame::after,
.crt-portal-vault::after {
    content: "";
    position: absolute;
    inset: -1px;
    pointer-events: none;
    z-index: 4;
    background:
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top left / 9px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top left / 1px 9px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top right / 9px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top right / 1px 9px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom left / 9px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom left / 1px 9px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom right / 9px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom right / 1px 9px no-repeat;
}

/* --------------------------------------------------------------------------
   3. Minimal Obsidian Masthead (Header)
   -------------------------------------------------------------------------- */
.crt-masthead {
    position: sticky;
    top: 0;
    z-index: 60;
    background-color: rgba(9, 9, 11, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--crt-rail);
}

.crt-masthead-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    min-height: 74px;
    padding: 0 var(--crt-pad-x);
}

.crt-brand-lockup {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--crt-white);
    flex-shrink: 0;
}

.crt-crest-emblem {
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s var(--crt-ease);
}

.crt-brand-lockup:hover .crt-crest-emblem {
    transform: rotate(30deg);
}

.crt-brand-wordmark {
    font-family: var(--crt-font-serif);
    font-size: 1.28rem;
    font-weight: 400;
    letter-spacing: -0.025em;
    color: var(--crt-white);
    line-height: 1;
}

.crt-primary-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-left: auto;
}

.crt-nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.crt-nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.85rem;
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--crt-secondary);
    letter-spacing: -0.005em;
    transition: color 0.18s ease, background-color 0.18s ease;
}

.crt-nav-link:hover,
.crt-nav-link-active {
    color: var(--crt-white);
    background-color: rgba(250, 250, 250, 0.04);
}

.crt-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.crt-drawer-trigger {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--crt-border);
    color: var(--crt-white);
    cursor: pointer;
}

/* --------------------------------------------------------------------------
   4. Basalt Button System (Stark White Sharp + Corner-Bracketed Dark)
   -------------------------------------------------------------------------- */
.crt-btn-stark,
.crt-action-amber {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.82rem 1.35rem;
    background-color: var(--crt-white);
    color: var(--crt-bg);
    border: 1px solid var(--crt-white);
    border-radius: 0;
    font-family: var(--crt-font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.2s var(--crt-ease), border-color 0.2s var(--crt-ease), color 0.2s var(--crt-ease), transform 0.2s var(--crt-ease);
}

.crt-btn-stark:hover,
.crt-action-amber:hover {
    background-color: var(--crt-gold);
    border-color: var(--crt-gold);
    color: var(--crt-bg);
}

.crt-btn-stark:disabled,
.crt-action-amber:disabled {
    opacity: 0.42;
    cursor: not-allowed;
    background-color: var(--crt-chip);
    border-color: var(--crt-border);
    color: var(--crt-muted);
}

/* Signature Basalt 4-corner bracketed button [ ┌ ┐ └ ┘ ] */
.crt-btn-bracket,
.crt-action-outline {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.82rem 1.35rem;
    background-color: rgba(17, 17, 21, 0.55);
    color: var(--crt-white);
    border: 1px solid var(--crt-border);
    border-radius: 0;
    font-family: var(--crt-font-mono);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.2s var(--crt-ease), color 0.2s var(--crt-ease), border-color 0.2s var(--crt-ease);
}

.crt-btn-bracket::after,
.crt-action-outline::after {
    content: "";
    position: absolute;
    inset: -1px;
    pointer-events: none;
    transition: opacity 0.2s ease;
    background:
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top left / 6px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top left / 1px 6px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top right / 6px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) top right / 1px 6px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom left / 6px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom left / 1px 6px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom right / 6px 1px no-repeat,
        linear-gradient(var(--crt-bracket), var(--crt-bracket)) bottom right / 1px 6px no-repeat;
}

.crt-btn-bracket:hover,
.crt-action-outline:hover {
    background-color: rgba(250, 250, 250, 0.06);
    border-color: rgba(226, 165, 83, 0.45);
    color: var(--crt-pure);
}

.crt-btn-bracket:hover::after,
.crt-action-outline:hover::after {
    background:
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) top left / 7px 1px no-repeat,
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) top left / 1px 7px no-repeat,
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) top right / 7px 1px no-repeat,
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) top right / 1px 7px no-repeat,
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) bottom left / 7px 1px no-repeat,
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) bottom left / 1px 7px no-repeat,
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) bottom right / 7px 1px no-repeat,
        linear-gradient(var(--crt-bracket-gold), var(--crt-bracket-gold)) bottom right / 1px 7px no-repeat;
}

.crt-action-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.72rem 1.1rem;
    background: transparent;
    color: var(--crt-secondary);
    border: 1px solid var(--crt-border);
    border-radius: 0;
    font-family: var(--crt-font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.crt-action-ghost:hover {
    color: var(--crt-white);
    border-color: var(--crt-border-hover);
    background-color: rgba(250, 250, 250, 0.04);
}

.crt-btn-nav {
    padding: 0.65rem 1rem;
    font-size: 0.7rem;
}

.crt-action-lg {
    padding: 0.95rem 1.55rem;
    font-size: 0.76rem;
}

.crt-action-full {
    width: 100%;
}

.crt-arrow-ne {
    font-size: 0.85em;
    line-height: 1;
    transition: transform 0.2s var(--crt-ease);
}

.crt-btn-stark:hover .crt-arrow-ne {
    transform: translate(2px, -2px);
}

.crt-cta-cluster {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.85rem;
}

/* --------------------------------------------------------------------------
   5. Typography Tokens & Eyebrow Markers
   -------------------------------------------------------------------------- */
.crt-eyebrow,
.crt-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--crt-font-mono);
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--crt-muted);
}

.crt-kicker::before,
.crt-eyebrow-sq {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--crt-white);
    flex-shrink: 0;
}

.crt-eyebrow .crt-eyebrow-sq + * {
    margin: 0;
}

/* Prevent duplicate square when crt-eyebrow uses explicit span */
.crt-eyebrow::before {
    display: none;
}

.crt-code-tag {
    font-family: var(--crt-font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--crt-muted);
}

.crt-tone-muted {
    color: var(--crt-muted);
}

.crt-tone-gold {
    color: var(--crt-gold);
}

.crt-h2 {
    margin: 0;
    font-family: var(--crt-font-serif);
    font-size: clamp(2.25rem, 4.2vw, 3.65rem);
    font-weight: 400;
    line-height: 1.06;
    letter-spacing: -0.028em;
    color: var(--crt-white);
}

.crt-h3 {
    margin: 0;
    font-family: var(--crt-font-serif);
    font-size: clamp(1.3rem, 2vw, 1.65rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--crt-white);
}

.crt-editorial-lead {
    margin: 0;
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--crt-secondary);
    max-width: 54ch;
}

.crt-section-sub,
.crt-plate-copy {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--crt-secondary);
}

/* --------------------------------------------------------------------------
   6. Basalt Hero — Volcanic Hexagonal Columns + Interactive Gold Spotlight
   -------------------------------------------------------------------------- */
.crt-hero {
    position: relative;
    isolation: isolate;
    min-height: min(84vh, 860px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    background-color: var(--crt-bg);
    --crt-mx: 74%;
    --crt-my: 62%;
}

.crt-hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    overflow: hidden;
}

.crt-hero-columns {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 92%;
    height: 92%;
    object-fit: cover;
    object-position: right bottom;
    opacity: 0.92;
    filter: contrast(1.04);
    transform: scale(1.01);
}

.crt-hero-shade {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(95deg, #09090B 0%, rgba(9, 9, 11, 0.94) 36%, rgba(9, 9, 11, 0.46) 68%, rgba(9, 9, 11, 0.22) 100%),
        linear-gradient(180deg, #09090B 0%, rgba(9, 9, 11, 0.25) 28%, rgba(9, 9, 11, 0.18) 76%, #09090B 100%);
}

.crt-hero-spotlight {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background: radial-gradient(
        520px circle at var(--crt-mx, 74%) var(--crt-my, 62%),
        rgba(226, 165, 83, 0.20) 0%,
        rgba(226, 165, 83, 0.06) 38%,
        rgba(9, 9, 11, 0) 70%
    );
    mix-blend-mode: screen;
    transition: opacity 0.3s ease;
}

.crt-hero-stage {
    padding: clamp(4.25rem, 8vw, 7rem) var(--crt-pad-x) 3rem;
    max-width: 780px;
}

.crt-hero-h1 {
    margin: 1.35rem 0 1.5rem;
    font-family: var(--crt-font-serif);
    font-size: clamp(3.4rem, 6.2vw, 5.5rem);
    font-weight: 400;
    line-height: 1.02;
    letter-spacing: -0.03em;
    color: var(--crt-pure);
}

.crt-hero-h1-muted {
    display: block;
    color: var(--crt-muted);
}

.crt-hero-desc {
    margin: 0 0 2.15rem;
    max-width: 500px;
    font-size: 1.0625rem;
    line-height: 1.62;
    color: var(--crt-secondary);
}

.crt-hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.85rem;
}

.crt-hero-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.75rem var(--crt-pad-x) 2rem;
    margin-top: auto;
}

.crt-hero-telemetry {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: clamp(2rem, 4.5vw, 4rem);
}

.crt-telemetry-stat {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.crt-telemetry-label {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--crt-muted);
}

.crt-live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--crt-emerald);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.65);
    display: inline-block;
    flex-shrink: 0;
}

.crt-telemetry-val {
    font-family: var(--crt-font-sans);
    font-size: 1.125rem;
    font-weight: 500;
    letter-spacing: -0.015em;
    color: var(--crt-white);
}

.crt-hero-explore {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    padding-left: 1rem;
    border-left: 1px solid var(--crt-border);
    font-family: var(--crt-font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--crt-muted);
}

.crt-hero-explore:hover {
    color: var(--crt-white);
    border-left-color: var(--crt-gold);
}

/* --------------------------------------------------------------------------
   7. Section Header Choreography (Left Mono Label + Offset Two-Tone H2)
   -------------------------------------------------------------------------- */
.crt-block {
    padding: clamp(4.5rem, 7.5vw, 7rem) 0;
}

.crt-block-head {
    display: grid;
    grid-template-columns: minmax(160px, 260px) 1fr;
    align-items: baseline;
    gap: 2rem;
    margin-bottom: clamp(2.75rem, 5vw, 4.25rem);
}

.crt-block-head-split {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.75rem;
    margin-bottom: clamp(2.5rem, 4.5vw, 3.75rem);
}

/* --------------------------------------------------------------------------
   8. Section 01 — Split Product Terminal Window + Step Chapters
   -------------------------------------------------------------------------- */
.crt-terminal-split {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(2rem, 4.5vw, 4.25rem);
    align-items: start;
}

.crt-terminal-sticky {
    position: sticky;
    top: 6rem;
}

.crt-terminal-window {
    background-color: var(--crt-slab);
    border: 1px solid var(--crt-border);
    box-shadow: 0 32px 72px -24px rgba(0, 0, 0, 0.85);
}

.crt-terminal-topbar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 46px;
    padding: 0.45rem 0.9rem;
    border-bottom: 1px solid var(--crt-border);
    background-color: #0D0D11;
    flex-wrap: wrap;
}

.crt-window-dots {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-right: 0.35rem;
}

.crt-window-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background-color: #24242C;
}

.crt-terminal-tabs {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    flex-wrap: wrap;
}

.crt-terminal-tab {
    appearance: none;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 0;
    padding: 0.4rem 0.68rem;
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--crt-muted);
    cursor: pointer;
    transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.crt-terminal-tab:hover {
    color: var(--crt-white);
}

.crt-terminal-tab[aria-selected="true"] {
    background-color: var(--crt-chip);
    border-color: var(--crt-border-hover);
    color: var(--crt-white);
}

.crt-terminal-env {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--crt-font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--crt-secondary);
}

.crt-terminal-body {
    padding: 1.25rem;
}

.crt-terminal-kpis {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.crt-kpi-box {
    padding: 0.9rem 1rem;
    background-color: #0C0C10;
    border: 1px solid var(--crt-border);
}

.crt-kpi-label {
    display: block;
    font-family: var(--crt-font-mono);
    font-size: 0.64rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--crt-muted);
    margin-bottom: 0.35rem;
}

.crt-kpi-value {
    font-family: var(--crt-font-sans);
    font-size: 1.22rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--crt-white);
}

.crt-kpi-sub {
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--crt-muted);
    margin-left: 0.2rem;
}

.crt-ledger-head,
.crt-ledger-row {
    display: grid;
    grid-template-columns: 108px minmax(0, 1.5fr) 92px 64px;
    align-items: center;
    gap: 0.65rem;
    padding: 0.58rem 0.5rem;
    font-family: var(--crt-font-mono);
    font-size: 0.74rem;
}

.crt-ledger-head {
    border-top: 1px solid var(--crt-border);
    border-bottom: 1px solid var(--crt-border);
    font-size: 0.63rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--crt-muted);
}

.crt-ledger-row {
    border-bottom: 1px solid rgba(34, 34, 40, 0.65);
    color: var(--crt-secondary);
    transition: background-color 0.16s ease;
}

.crt-ledger-row:hover {
    background-color: rgba(250, 250, 250, 0.025);
}

.crt-ledger-time {
    color: var(--crt-muted);
}

.crt-ledger-ev {
    color: var(--crt-white);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.crt-ledger-scope {
    color: var(--crt-gold);
    font-size: 0.69rem;
}

.crt-ledger-ms {
    text-align: right;
    color: var(--crt-secondary);
}

.crt-terminal-foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--crt-border);
    font-family: var(--crt-font-mono);
    font-size: 0.66rem;
    color: var(--crt-muted);
}

/* Right 5-col Step Chapters */
.crt-steps-col {
    display: flex;
    flex-direction: column;
}

.crt-step-chapter {
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--crt-border);
    cursor: pointer;
    transition: opacity 0.22s ease;
}

.crt-step-chapter:first-child {
    padding-top: 0.25rem;
}

.crt-step-chapter:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.crt-step-chapter.crt-step-dimmed {
    opacity: 0.52;
}

.crt-step-chapter:hover {
    opacity: 1;
}

.crt-step-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--crt-muted);
}

.crt-step-chapter.crt-step-active .crt-step-topline span:first-child {
    color: var(--crt-gold);
}

.crt-step-title {
    margin: 0 0 0.65rem;
    font-family: var(--crt-font-serif);
    font-size: 1.65rem;
    font-weight: 400;
    letter-spacing: -0.022em;
    color: var(--crt-white);
}

.crt-step-copy {
    margin: 0 0 1rem;
    font-size: 0.94rem;
    line-height: 1.62;
    color: var(--crt-secondary);
}

.crt-step-bullets {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.crt-step-bullets li {
    position: relative;
    padding-left: 1.05rem;
    font-size: 0.85rem;
    color: var(--crt-secondary);
}

.crt-step-bullets li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.56em;
    width: 4px;
    height: 4px;
    background-color: var(--crt-gold);
}

/* --------------------------------------------------------------------------
   9. Section 02 — 3x2 Hairline-Joined Zero-Gap Capability Matrix
   -------------------------------------------------------------------------- */
.crt-cap-matrix {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--crt-border);
    border-left: 1px solid var(--crt-border);
}

.crt-cap-cell {
    position: relative;
    padding: clamp(1.75rem, 3vw, 2.5rem);
    border-right: 1px solid var(--crt-border);
    border-bottom: 1px solid var(--crt-border);
    background-color: var(--crt-bg);
    overflow: hidden;
    transition: background-color 0.25s ease;
    --crt-cx: 50%;
    --crt-cy: 50%;
}

.crt-cap-cell::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    background: radial-gradient(
        320px circle at var(--crt-cx) var(--crt-cy),
        rgba(226, 165, 83, 0.11) 0%,
        rgba(250, 250, 250, 0.02) 45%,
        transparent 75%
    );
}

.crt-cap-cell:hover {
    background-color: #0D0D11;
}

.crt-cap-cell:hover::before {
    opacity: 1;
}

.crt-cap-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.65rem;
}

.crt-cap-idx {
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    color: var(--crt-muted);
}

.crt-cap-icon {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--crt-border);
    background-color: var(--crt-slab);
    color: var(--crt-gold);
}

.crt-cap-title {
    margin: 0 0 0.65rem;
    font-family: var(--crt-font-serif);
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--crt-white);
}

.crt-cap-desc {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.62;
    color: var(--crt-secondary);
}

/* --------------------------------------------------------------------------
   10. Section 03 — Obsidian Capital Range & Holdback Estimator Console
   -------------------------------------------------------------------------- */
.crt-estimator-console {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    background-color: var(--crt-slab);
    border: 1px solid var(--crt-border);
}

.crt-estimator-controls {
    padding: clamp(1.75rem, 3.5vw, 2.75rem);
    border-right: 1px solid var(--crt-border);
}

.crt-estimator-output {
    padding: clamp(1.75rem, 3.5vw, 2.75rem);
    background-color: #0D0D11;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.5rem;
}

.crt-selector-readout-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin: 0.65rem 0 1.25rem;
}

.crt-selector-amount {
    font-family: var(--crt-font-serif);
    font-size: clamp(2.4rem, 4.2vw, 3.35rem);
    font-weight: 400;
    letter-spacing: -0.03em;
    line-height: 1;
    color: var(--crt-pure);
}

.crt-selector-tag {
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--crt-gold);
    padding: 0.3rem 0.55rem;
    border: 1px solid var(--crt-gold-line);
    background-color: var(--crt-gold-soft);
}

.crt-range-input {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: var(--crt-border-hover);
    outline: none;
    margin: 0.9rem 0 1.25rem;
    cursor: pointer;
}

.crt-range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--crt-white);
    border: 2px solid var(--crt-bg);
    box-shadow: 0 0 0 1px var(--crt-white);
    border-radius: 0;
    cursor: pointer;
    transition: background-color 0.15s ease, transform 0.15s ease;
}

.crt-range-input::-webkit-slider-thumb:hover {
    background: var(--crt-gold);
    box-shadow: 0 0 0 1px var(--crt-gold);
    transform: scale(1.08);
}

.crt-range-input::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--crt-white);
    border: 2px solid var(--crt-bg);
    border-radius: 0;
    cursor: pointer;
}

.crt-preset-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.5rem;
}

.crt-preset-btn {
    padding: 0.62rem 0.5rem;
    background-color: var(--crt-bg);
    border: 1px solid var(--crt-border);
    border-radius: 0;
    font-family: var(--crt-font-mono);
    font-size: 0.75rem;
    color: var(--crt-secondary);
    cursor: pointer;
    transition: all 0.18s ease;
}

.crt-preset-btn:hover {
    border-color: var(--crt-border-hover);
    color: var(--crt-white);
}

.crt-preset-btn[aria-pressed="true"] {
    background-color: var(--crt-white);
    border-color: var(--crt-white);
    color: var(--crt-bg);
    font-weight: 500;
}

.crt-telemetry-table {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--crt-border);
}

.crt-telemetry-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--crt-border);
    font-size: 0.88rem;
}

.crt-telemetry-row span {
    color: var(--crt-muted);
    font-family: var(--crt-font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.crt-telemetry-row strong {
    color: var(--crt-white);
    font-weight: 500;
    text-align: right;
}

/* --------------------------------------------------------------------------
   11. Section 04 — Architectural Stone Plates & Inner Grids
   -------------------------------------------------------------------------- */
.crt-triad-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--crt-border);
    border-left: 1px solid var(--crt-border);
}

.crt-duo-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.crt-stone-plate {
    position: relative;
    padding: clamp(1.75rem, 3vw, 2.35rem);
    background-color: var(--crt-slab);
    border: 1px solid var(--crt-border);
}

.crt-triad-grid .crt-stone-plate {
    border-top: none;
    border-left: none;
    background-color: var(--crt-bg);
}

.crt-triad-grid .crt-stone-plate:hover {
    background-color: var(--crt-slab);
}

.crt-plate-num {
    display: inline-block;
    margin-bottom: 1rem;
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--crt-gold);
}

.crt-stone-plate .crt-h3 {
    margin-bottom: 0.7rem;
}

/* --------------------------------------------------------------------------
   12. Section 05 — Technical Accordion FAQs
   -------------------------------------------------------------------------- */
.crt-faq-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(2rem, 4.5vw, 4.5rem);
    align-items: start;
}

.crt-accordion-stack {
    border-top: 1px solid var(--crt-border);
}

.crt-accordion-item {
    border-bottom: 1px solid var(--crt-border);
    background-color: transparent;
}

.crt-accordion-summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    padding: 1.35rem 0.25rem;
    font-family: var(--crt-font-serif);
    font-size: 1.18rem;
    font-weight: 400;
    color: var(--crt-white);
    cursor: pointer;
    transition: color 0.18s ease;
}

.crt-accordion-summary::-webkit-details-marker {
    display: none;
}

.crt-accordion-summary:hover {
    color: var(--crt-gold);
}

.crt-accordion-marker {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--crt-border);
    font-family: var(--crt-font-mono);
    font-size: 0.9rem;
    color: var(--crt-muted);
    flex-shrink: 0;
    transition: transform 0.2s var(--crt-ease), color 0.2s ease, border-color 0.2s ease;
}

.crt-accordion-item[open] .crt-accordion-marker {
    transform: rotate(45deg);
    color: var(--crt-gold);
    border-color: var(--crt-gold-line);
}

.crt-accordion-body {
    padding: 0 2.5rem 1.5rem 0.25rem;
    font-size: 0.94rem;
    line-height: 1.68;
    color: var(--crt-secondary);
}

.crt-accordion-body a {
    color: var(--crt-gold);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* --------------------------------------------------------------------------
   13. Monumental Basalt Pre-Footer CTA & Colophon Footer
   -------------------------------------------------------------------------- */
.crt-cta-monolith {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: clamp(4.5rem, 8vw, 7rem) var(--crt-pad-x);
    text-align: center;
    background-color: var(--crt-bg);
}

.crt-cta-glow {
    position: absolute;
    left: 50%;
    bottom: -180px;
    width: 680px;
    height: 420px;
    transform: translateX(-50%);
    pointer-events: none;
    z-index: -1;
    background: radial-gradient(ellipse at center, rgba(226, 165, 83, 0.16) 0%, rgba(250, 250, 250, 0.04) 40%, transparent 72%);
}

.crt-cta-monolith-inner {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.35rem;
}

.crt-colophon {
    background-color: var(--crt-bg);
}

.crt-colophon-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.15fr;
    gap: clamp(2rem, 3.5vw, 3rem);
    padding: 4rem 0;
}

.crt-colophon-summary {
    margin: 1rem 0 1.35rem;
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--crt-muted);
    max-width: 38ch;
}

.crt-colophon-telemetry {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.42rem 0.75rem;
    background-color: var(--crt-slab);
    border: 1px solid var(--crt-border);
}

.crt-colophon-heading {
    margin: 0 0 1.15rem;
    font-family: var(--crt-font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--crt-white);
}

.crt-colophon-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.62rem;
}

.crt-colophon-links a {
    font-size: 0.88rem;
    color: var(--crt-muted);
}

.crt-colophon-links a:hover {
    color: var(--crt-white);
}

.crt-colophon-desk {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    font-size: 0.86rem;
    color: var(--crt-muted);
}

.crt-desk-entity {
    color: var(--crt-white);
    font-weight: 500;
}

.crt-desk-lines a {
    color: var(--crt-secondary);
    font-family: var(--crt-font-mono);
    font-size: 0.8rem;
}

.crt-desk-lines a:hover {
    color: var(--crt-gold);
}

.crt-desk-hours {
    font-size: 0.78rem;
    color: var(--crt-dim);
}

.crt-regulatory-ledger {
    padding: 2rem 0 2.5rem;
    background-color: #070709;
}

.crt-regulatory-copy {
    margin: 0 0 1.5rem;
    font-size: 0.78rem;
    line-height: 1.7;
    color: var(--crt-muted);
}

.crt-regulatory-copy strong {
    color: var(--crt-secondary);
}

.crt-colophon-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--crt-rail);
    font-size: 0.78rem;
    color: var(--crt-dim);
}

/* --------------------------------------------------------------------------
   14. Inner Pages, Client Portal (/login), Forms & Legal Sheets
   -------------------------------------------------------------------------- */
.crt-subpage-hero {
    padding: clamp(3.5rem, 6vw, 5.25rem) 0 clamp(2.5rem, 4.5vw, 3.75rem);
    background:
        radial-gradient(560px circle at 85% 0%, rgba(226, 165, 83, 0.08), transparent 70%),
        var(--crt-bg);
}

.crt-subpage-h1 {
    margin: 0.9rem 0 1rem;
    font-family: var(--crt-font-serif);
    font-size: clamp(2.35rem, 4.6vw, 3.75rem);
    font-weight: 400;
    line-height: 1.06;
    letter-spacing: -0.028em;
    color: var(--crt-white);
}

.crt-stratum {
    padding: clamp(3.5rem, 6vw, 5.5rem) 0;
}

.crt-stratum-elevated {
    background-color: #0C0C10;
}

.crt-section-intro {
    max-width: 680px;
    margin-bottom: 2.75rem;
}

.crt-section-intro .crt-h2 {
    margin: 0.85rem 0;
}

.crt-portal-stage {
    padding: clamp(2.5rem, 5vw, 4.5rem) 0 clamp(4rem, 7vw, 6rem);
}

.crt-portal-stage--login {
    padding: 36px 0 clamp(3rem, 6vw, 5rem);
}

.crt-key-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.15rem;
}

.crt-key-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.72rem;
    background-color: var(--crt-slab);
    border: 1px solid var(--crt-border);
    font-family: var(--crt-font-mono);
    font-size: 0.69rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--crt-secondary);
    line-height: 1.2;
    white-space: nowrap;
}

.crt-key-pill--link {
    margin-left: auto;
    color: var(--crt-gold);
    border-color: var(--crt-gold-line);
    background-color: rgba(226, 165, 83, 0.08);
}

.crt-key-pill--link:hover {
    background-color: var(--crt-gold);
    border-color: var(--crt-gold);
    color: var(--crt-bg);
}

.crt-login-split {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(1.25rem, 2.4vw, 2rem);
    align-items: start;
}

.crt-portal-vault {
    max-width: 960px;
    margin: 0 auto;
}

.crt-portal-vault--split {
    max-width: none;
    margin: 0;
}

.crt-login-head {
    margin-bottom: 1.25rem;
}

.crt-login-h1 {
    margin: 0 0 0.4rem;
    font-family: var(--crt-font-serif);
    font-size: clamp(1.6rem, 2.5vw, 2.15rem);
    font-weight: 400;
    line-height: 1.12;
    letter-spacing: -0.025em;
    color: var(--crt-white);
}

.crt-login-sub {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--crt-secondary);
}

.crt-login-aside {
    padding: clamp(1.35rem, 2.6vw, 1.85rem);
}

.crt-aside-h2 {
    margin: 0.45rem 0 0.55rem;
    font-family: var(--crt-font-serif);
    font-size: 1.35rem;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--crt-white);
}

.crt-aside-steps {
    list-style: none;
    margin: 1.15rem 0 1.35rem;
    padding: 0;
    border-top: 1px solid var(--crt-border);
}

.crt-aside-steps li {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 0.75rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--crt-border);
}

.crt-aside-idx {
    font-family: var(--crt-font-mono);
    font-size: 0.72rem;
    color: var(--crt-gold);
    padding-top: 0.1rem;
}

.crt-aside-steps strong {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--crt-white);
    margin-bottom: 0.2rem;
}

.crt-aside-steps span {
    font-size: 0.83rem;
    line-height: 1.5;
    color: var(--crt-secondary);
}

.crt-aside-desk {
    padding: 0.95rem 1.05rem;
    background-color: #0C0C10;
    border: 1px solid var(--crt-border);
}

.crt-aside-desk-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.15rem;
    margin: 0.45rem 0 0.35rem;
}

.crt-aside-desk-links a {
    font-family: var(--crt-font-mono);
    font-size: 0.82rem;
    color: var(--crt-gold);
}

.crt-aside-desk-links a:hover {
    color: var(--crt-white);
    text-decoration: underline;
}

.crt-aside-hours {
    margin: 0;
    font-size: 0.76rem;
    color: var(--crt-muted);
}

.crt-vault-topbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background-color: #0D0D11;
    border-bottom: 1px solid var(--crt-border);
}

.crt-step-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.crt-step-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.42rem 0.78rem;
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--crt-muted);
    background-color: var(--crt-bg);
    border: 1px solid var(--crt-border);
}

.crt-step-pill-active {
    background-color: var(--crt-white);
    border-color: var(--crt-white);
    color: var(--crt-bg);
    font-weight: 500;
}

.crt-step-pill-done {
    border-color: rgba(16, 185, 129, 0.45);
    color: var(--crt-emerald);
    background-color: var(--crt-emerald-soft);
}

.crt-vault-body {
    padding: clamp(1.5rem, 3.5vw, 2.75rem);
}

.crt-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.crt-field {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.crt-field-span-2 {
    grid-column: span 2;
}

.crt-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    font-size: 0.84rem;
    font-weight: 500;
    color: var(--crt-white);
}

.crt-label-hint {
    font-family: var(--crt-font-mono);
    font-size: 0.65rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--crt-muted);
}

.crt-input,
.crt-select {
    width: 100%;
    height: 48px;
    padding: 0 0.95rem;
    background-color: var(--crt-bg);
    border: 1px solid var(--crt-border);
    border-radius: 0;
    color: var(--crt-white);
    font-size: 0.95rem;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.crt-input::placeholder {
    color: var(--crt-dim);
}

.crt-input:focus,
.crt-select:focus {
    outline: none;
    border-color: var(--crt-gold);
    box-shadow: 0 0 0 1px rgba(226, 165, 83, 0.28);
}

.crt-select {
    cursor: pointer;
}

.crt-input-with-toggle {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.5rem;
}

.crt-bank-chip {
    font-family: var(--crt-font-mono);
    font-size: 0.72rem;
    color: var(--crt-emerald);
    min-height: 1rem;
}

.crt-autocomplete-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 40;
    margin: 2px 0 0;
    padding: 0;
    list-style: none;
    background-color: #141419;
    border: 1px solid var(--crt-gold-line);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.75);
}

.crt-autocomplete-option {
    padding: 0.72rem 0.95rem;
    font-size: 0.88rem;
    color: var(--crt-white);
    border-bottom: 1px solid var(--crt-border);
    cursor: pointer;
}

.crt-autocomplete-option:hover {
    background-color: var(--crt-chip);
    color: var(--crt-gold);
}

.crt-verified-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    background-color: var(--crt-bg);
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.crt-verified-badge {
    display: inline-block;
    margin-right: 0.65rem;
    padding: 0.25rem 0.55rem;
    font-family: var(--crt-font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.08em;
    color: var(--crt-emerald);
    background-color: var(--crt-emerald-soft);
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.crt-consent-card {
    margin: 1.75rem 0 1.25rem;
    padding: 1.5rem;
    background-color: var(--crt-bg);
    border: 1px solid var(--crt-border);
}

.crt-rights-list {
    margin: 0.85rem 0 1rem;
    padding-left: 1.2rem;
    color: var(--crt-secondary);
    font-size: 0.9rem;
}

.crt-rights-list li {
    margin-bottom: 0.35rem;
}

.crt-doc-details {
    margin-top: 1rem;
    border: 1px solid var(--crt-border);
    background-color: var(--crt-slab);
}

.crt-doc-summary {
    padding: 0.85rem 1rem;
    font-family: var(--crt-font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--crt-gold);
    cursor: pointer;
}

.crt-legal-scroll {
    max-height: 270px;
    overflow-y: auto;
    padding: 1.25rem;
    margin-top: 0.75rem;
    background-color: #070709;
    border: 1px solid var(--crt-border);
    font-size: 0.84rem;
    line-height: 1.65;
    color: var(--crt-secondary);
}

.crt-legal-scroll a,
.crt-consent-card a,
.crt-check-copy a {
    color: var(--crt-gold);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.crt-doc-kicker {
    font-family: var(--crt-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    color: var(--crt-gold);
    margin-bottom: 0.35rem;
}

.crt-doc-heading {
    margin: 1rem 0 0.4rem;
    font-family: var(--crt-font-serif);
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--crt-white);
}

.crt-doc-divider {
    height: 1px;
    background-color: var(--crt-border);
    margin: 1.25rem 0;
}

.crt-doc-stamp {
    margin-top: 1rem;
    font-family: var(--crt-font-mono);
    font-size: 0.7rem;
    color: var(--crt-muted);
}

.crt-check-row {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    padding: 1rem 1.15rem;
    margin-bottom: 0.85rem;
    background-color: var(--crt-bg);
    border: 1px solid var(--crt-border);
    cursor: pointer;
}

.crt-check-row:hover {
    border-color: var(--crt-border-hover);
}

.crt-checkbox {
    width: 18px;
    height: 18px;
    margin-top: 0.2rem;
    accent-color: var(--crt-gold);
    flex-shrink: 0;
    cursor: pointer;
}

.crt-check-copy {
    font-size: 0.85rem;
    line-height: 1.58;
    color: var(--crt-secondary);
}

.crt-check-copy strong {
    display: block;
    color: var(--crt-white);
    margin-bottom: 0.2rem;
}

.crt-sig-preview {
    margin: 1.35rem 0;
    padding: 1.25rem 1.4rem;
    background-color: #070709;
    border: 1px solid var(--crt-border);
    border-left: 2px solid var(--crt-gold);
}

.crt-sig-script {
    margin: 0.45rem 0 0.25rem;
    font-family: var(--crt-font-serif);
    font-style: italic;
    font-size: 1.75rem;
    color: var(--crt-white);
}

.crt-sig-meta {
    font-family: var(--crt-font-mono);
    font-size: 0.7rem;
    color: var(--crt-muted);
}

.crt-wizard-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1.75rem;
    padding-top: 1.35rem;
    border-top: 1px solid var(--crt-border);
}

.crt-status-banner {
    padding: 1.15rem 1.35rem;
    margin-bottom: 1.35rem;
    background-color: var(--crt-bg);
    border: 1px solid var(--crt-border-hover);
    color: var(--crt-white);
    font-size: 0.92rem;
}

.crt-status-ok {
    border-color: rgba(16, 185, 129, 0.5);
    background-color: rgba(16, 185, 129, 0.08);
}

.crt-status-warn {
    border-color: var(--crt-gold-line);
    background-color: rgba(226, 165, 83, 0.07);
}

.crt-status-error {
    border-color: rgba(239, 68, 68, 0.55);
    background-color: var(--crt-danger-soft);
}

.crt-legal-sheet {
    padding: clamp(1.75rem, 3.5vw, 2.75rem);
    background-color: var(--crt-slab);
    border: 1px solid var(--crt-border);
}

.crt-legal-sheet h2 {
    margin: 2rem 0 0.65rem;
    font-family: var(--crt-font-serif);
    font-size: 1.35rem;
    font-weight: 400;
    color: var(--crt-white);
}

.crt-legal-sheet h2:first-child {
    margin-top: 0;
}

.crt-legal-sheet p,
.crt-legal-sheet li {
    font-size: 0.94rem;
    line-height: 1.72;
    color: var(--crt-secondary);
}

.crt-legal-sheet a,
.crt-ledger-phone {
    color: var(--crt-gold);
    font-family: var(--crt-font-mono);
    font-size: 0.88rem;
}

.crt-honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.crt-mt-sm {
    margin-top: 0.75rem;
}

.crt-mt-md {
    margin-top: 1.5rem;
}

/* --------------------------------------------------------------------------
   15. Responsive Architecture Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
    .crt-terminal-split,
    .crt-estimator-console,
    .crt-faq-layout {
        grid-template-columns: 1fr;
    }

    .crt-terminal-sticky {
        position: static;
    }

    .crt-estimator-controls {
        border-right: none;
        border-bottom: 1px solid var(--crt-border);
    }

    .crt-cap-matrix {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .crt-colophon-top {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .crt-block-head {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

@media (max-width: 959px) {
    .crt-portal-stage--login {
        padding-top: 22px;
    }

    .crt-login-split {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .crt-key-pill--link {
        margin-left: 0;
    }
}

@media (max-width: 880px) {
    .crt-drawer-trigger {
        display: inline-flex;
    }

    .crt-primary-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
        padding: 1.25rem var(--crt-pad-x) 1.5rem;
        background-color: #09090B;
        border-bottom: 1px solid var(--crt-border);
        box-shadow: 0 24px 48px rgba(0, 0, 0, 0.85);
    }

    .crt-primary-nav.crt-nav-open {
        display: flex;
    }

    .crt-nav-list {
        flex-direction: column;
        align-items: stretch;
    }

    .crt-nav-link {
        padding: 0.7rem 0.5rem;
        border-bottom: 1px solid var(--crt-rail);
    }

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

    .crt-triad-grid,
    .crt-duo-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .crt-viewport-gutter {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    .crt-masthead-bar {
        min-height: 62px;
    }

    .crt-portal-stage--login {
        padding-top: 20px;
        padding-bottom: 2.5rem;
    }

    .crt-key-strip {
        display: flex;
        flex-wrap: wrap;
        gap: 0.35rem;
        margin-bottom: 0.8rem;
    }

    .crt-key-pill {
        padding: 0.35rem 0.52rem;
        font-size: 0.63rem;
        justify-content: flex-start;
    }

    .crt-portal-vault--split .crt-vault-topbar {
        padding: 0.62rem 1rem;
    }

    .crt-portal-vault--split .crt-vault-topbar .crt-code-tag {
        display: none;
    }

    .crt-portal-vault--split .crt-vault-body {
        padding: 1rem 1rem 1.1rem;
    }

    .crt-login-head {
        margin-bottom: 0.85rem;
    }

    .crt-login-h1 {
        font-size: 1.42rem;
        margin-bottom: 0.28rem;
    }

    .crt-login-sub {
        font-size: 0.82rem;
        line-height: 1.42;
    }

    .crt-portal-vault--split .crt-form-grid {
        gap: 0.8rem;
    }

    .crt-portal-vault--split .crt-input {
        height: 44px;
    }

    .crt-wizard-nav--login {
        flex-direction: column-reverse;
        align-items: stretch;
        gap: 0.55rem;
        margin-top: 0.95rem;
        padding-top: 0.85rem;
    }

    .crt-wizard-nav--login .crt-action-amber {
        width: 100%;
    }

    .crt-wizard-nav--login .crt-code-tag {
        text-align: center;
        font-size: 0.63rem;
    }

    .crt-cap-matrix,
    .crt-terminal-kpis,
    .crt-form-grid {
        grid-template-columns: 1fr;
    }

    .crt-field-span-2 {
        grid-column: span 1;
    }

    .crt-preset-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .crt-ledger-head,
    .crt-ledger-row {
        grid-template-columns: 82px minmax(0, 1fr) 54px;
    }

    .crt-ledger-scope {
        display: none;
    }

    .crt-colophon-top {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .crt-hero-actions,
    .crt-cta-cluster {
        width: 100%;
    }

    .crt-hero-actions > a,
    .crt-cta-cluster > a {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}