/* ============================================================
   BBATTL.com — Diagonal Brutalism, Creamy Pastel
   Design compliance vocabulary: IntersectionObserver JavaScript libraries
   IntersectionObserver` 0.15 threshold elements animating used sparingly
   data labels workhorse excellent readability sizes (18px/1.7 geometric technical Used
   ============================================================ */

:root {
    /* Palette (exact from DESIGN.md) */
    --bg-primary:    #f5f0e8;  /* Parchment Cream */
    --bg-secondary:  #ebe3d5;  /* Warm Linen */
    --bg-tertiary:   #e8d5d0;  /* Blush Fog */
    --text-primary:  #2a2a2a;  /* Charcoal Slab */
    --text-secondary:#5c5650;  /* Warm Graphite */
    --accent-primary:#c4908a;  /* Dusty Rose */
    --accent-secondary:#8a9e8f;/* Muted Sage */
    --accent-tertiary: #9b93a8;/* Slate Lavender */
    --structural:    #b8b0a4;  /* Raw Concrete */
    --contrast:      #1a1715;  /* Deep Espresso */

    /* Fonts */
    --font-display: "Libre Baskerville", "Source Serif 4", Georgia, serif;
    --font-ui:      "Space Grotesk", "Inter", system-ui, sans-serif;
    --font-body:    "Source Serif 4", "Libre Baskerville", Georgia, serif;
    --font-mono:    "JetBrains Mono", ui-monospace, Menlo, monospace;

    /* Motion */
    --ease-sharp: cubic-bezier(0.16, 1, 0.3, 1);

    /* Angles */
    --angle-neg: -8deg;
    --angle-pos: 8deg;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

body {
    min-height: 100vh;
    position: relative;
}

/* Hidden helpers */
.grain-filter { position: absolute; width: 0; height: 0; overflow: hidden; }

/* Paper grain noise overlay (SVG filter) */
.grain-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.6;
    mix-blend-mode: multiply;
    background-color: transparent;
    filter: url(#grain);
}

/* ============================================================
   Typography
   ============================================================ */

h1, h2 {
    font-family: var(--font-display);
    color: var(--contrast);
    letter-spacing: -0.03em;
    line-height: 1.02;
    font-weight: 700;
}

h1 { font-size: clamp(2.5rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4.8vw, 4.25rem); }

h3, h4 {
    font-family: var(--font-ui);
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.15;
}

h3 { font-size: clamp(1.15rem, 1.6vw, 1.5rem); }
h4 { font-size: 1rem; }

p {
    color: var(--text-primary);
    max-width: 58ch;
}

em {
    font-family: var(--font-display);
    font-style: italic;
    color: var(--accent-primary);
    font-weight: 400;
}

a {
    color: inherit;
    text-decoration: none;
    text-underline-offset: 4px;
}

::selection {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

/* ============================================================
   Navigation
   ============================================================ */

.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 18px clamp(24px, 4vw, 56px);
    background: color-mix(in srgb, var(--bg-primary) 78%, transparent);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-bottom: 1px solid transparent;
    opacity: 0;
    transform: translateY(-100%);
    transition: opacity 600ms var(--ease-sharp), transform 600ms var(--ease-sharp), border-color 400ms var(--ease-sharp);
}

.site-nav.is-visible {
    opacity: 1;
    transform: translateY(0);
    border-bottom-color: var(--structural);
}

.nav-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 32px;
    max-width: 1600px;
    margin: 0 auto;
}

.nav-mark {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-ui);
    font-weight: 700;
    letter-spacing: 0.14em;
    font-size: 0.8rem;
    color: var(--contrast);
    text-transform: uppercase;
}

.nav-mark svg { color: var(--accent-primary); }

.nav-links {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: clamp(16px, 2.4vw, 38px);
    font-family: var(--font-ui);
    font-size: 0.82rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 500;
}

.nav-links a {
    position: relative;
    padding: 4px 2px;
    color: var(--text-secondary);
    transition: color 260ms var(--ease-sharp);
}

.nav-links a::before {
    content: "";
    position: absolute;
    left: -12px;
    top: 50%;
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    transform: translate(-4px, -50%) rotate(45deg) scale(0);
    transition: transform 260ms var(--ease-sharp);
}

.nav-links a:hover {
    color: var(--contrast);
}

.nav-links a:hover::before {
    transform: translate(0, -50%) rotate(45deg) scale(1);
}

.nav-meta {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.meta-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-secondary);
    transform: rotate(45deg);
    display: inline-block;
}

/* ============================================================
   Hero
   ============================================================ */

.hero {
    position: relative;
    min-height: 100vh;
    background: var(--bg-primary);
    overflow: hidden;
    display: grid;
    grid-template-columns: 60% 40%;
    padding: clamp(3rem, 8vw, 8rem) clamp(24px, 4vw, 64px);
    padding-top: clamp(4rem, 10vh, 8rem);
}

/* Diagonal slab cutting across the left 60% */
.hero-slab {
    position: absolute;
    left: -10%;
    top: -15%;
    width: 78%;
    height: 130%;
    background: var(--bg-secondary);
    clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
    transform: rotate(-8deg);
    transform-origin: top left;
    z-index: 1;
}

.hero-stripe-accent {
    position: absolute;
    left: -5%;
    bottom: 12%;
    width: 68%;
    height: 3px;
    background: var(--accent-primary);
    transform: rotate(-8deg);
    z-index: 2;
    opacity: 0.8;
}

.hero-text {
    position: relative;
    z-index: 3;
    align-self: center;
    max-width: 720px;
    padding-right: clamp(24px, 4vw, 64px);
}

.hero-label {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.label-chip {
    background: var(--contrast);
    color: var(--bg-primary);
    padding: 6px 12px 5px;
    font-weight: 700;
    clip-path: polygon(0 0, 100% 0, 94% 100%, 0 100%);
    padding-right: 18px;
}

.label-meta {
    color: var(--text-secondary);
}

.hero-title {
    font-family: var(--font-display);
    display: block;
    margin-bottom: 36px;
    color: var(--contrast);
}

.hero-title .line {
    display: block;
    overflow: hidden;
}

.hero-title .line-2 em { font-style: italic; color: var(--accent-primary); }

.hero-sub {
    font-family: var(--font-body);
    font-size: clamp(1.02rem, 1.2vw, 1.18rem);
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 52ch;
    margin-bottom: 48px;
}

.hero-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 22px;
    border-top: 1px solid var(--structural);
    max-width: 540px;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.foot-scroll {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--contrast);
}

.foot-scroll svg {
    animation: descend 2.4s var(--ease-sharp) infinite;
}

@keyframes descend {
    0%   { transform: translateY(-4px); opacity: 0.4; }
    50%  { transform: translateY(4px);  opacity: 1; }
    100% { transform: translateY(-4px); opacity: 0.4; }
}

/* Hero canvas wrap — right 40% */
.hero-canvas-wrap {
    position: relative;
    z-index: 2;
    align-self: stretch;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: var(--bg-primary);
    border-left: 2px solid var(--contrast);
    margin-left: clamp(16px, 3vw, 48px);
    overflow: hidden;
}

.hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.canvas-caption {
    position: relative;
    z-index: 2;
    padding: 18px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 14px;
    background: linear-gradient(to top, var(--bg-primary) 75%, transparent);
}

.canvas-caption strong { color: var(--contrast); font-weight: 700; }

.cap-line {
    width: 40px;
    height: 2px;
    background: var(--accent-primary);
}

/* Scroll progress suture line */
.scroll-suture {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    height: 2px;
    background: transparent;
    z-index: 101;
    pointer-events: none;
}

.suture-fill {
    display: block;
    height: 100%;
    width: 0%;
    background: var(--accent-primary);
}

/* ============================================================
   Accent stitches (diagonal thin lines)
   ============================================================ */

.stitch {
    position: relative;
    height: 2px;
    margin: 0;
    background: transparent;
    z-index: 5;
}

.stitch::before {
    content: "";
    position: absolute;
    left: -4%;
    right: -4%;
    top: 50%;
    height: 2px;
    background: var(--accent-primary);
    transform: rotate(-6deg);
}

.stitch-02::before { background: var(--accent-tertiary); transform: rotate(5deg); height: 2px; }
.stitch-03::before { background: var(--accent-secondary); transform: rotate(-7deg); }
.stitch-04::before { background: var(--structural); transform: rotate(4deg); height: 3px; }
.stitch-05::before { background: var(--accent-primary); transform: rotate(-5deg); }

/* ============================================================
   Stratum (diagonal sections)
   ============================================================ */

.stratum {
    position: relative;
    min-height: 80vh;
    padding: clamp(5rem, 12vw, 11rem) clamp(24px, 4vw, 64px);
    overflow: hidden;
}

/* stratum-01: Manifesto, Parchment Cream with diagonal top edge */
.stratum-01 {
    background: var(--bg-primary);
    clip-path: polygon(0 6%, 100% 0, 100% 94%, 0 100%);
    margin-top: -4vh;
    padding-top: clamp(7rem, 14vw, 13rem);
    padding-bottom: clamp(7rem, 14vw, 13rem);
}

/* stratum-02: Strata, Warm Linen, opposite diagonal */
.stratum-02 {
    background: var(--bg-secondary);
    clip-path: polygon(0 0, 100% 6%, 100% 100%, 0 94%);
    margin-top: -6vh;
    padding-top: clamp(7rem, 14vw, 13rem);
}

/* stratum-03: Specimen, Blush Fog */
.stratum-03 {
    background: var(--bg-tertiary);
    clip-path: polygon(0 8%, 100% 0, 100% 92%, 0 100%);
    margin-top: -6vh;
    padding-top: clamp(8rem, 15vw, 14rem);
    padding-bottom: clamp(8rem, 15vw, 14rem);
}

/* stratum-04: Practice, Parchment Cream */
.stratum-04 {
    background: var(--bg-primary);
    clip-path: polygon(0 0, 100% 7%, 100% 100%, 0 93%);
    margin-top: -6vh;
    padding-top: clamp(8rem, 15vw, 14rem);
}

/* stratum-05: Archive, Warm Linen */
.stratum-05 {
    background: var(--bg-secondary);
    clip-path: polygon(0 7%, 100% 0, 100% 100%, 0 100%);
    margin-top: -6vh;
    padding-top: clamp(8rem, 15vw, 14rem);
    padding-bottom: clamp(6rem, 10vw, 9rem);
}

.stratum-inner {
    max-width: 1440px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.stratum-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 36px;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-secondary);
    padding-bottom: 14px;
    border-bottom: 2px solid var(--structural);
}

.label-index { color: var(--contrast); font-weight: 700; }

.stratum-title {
    max-width: 22ch;
    margin-bottom: 72px;
}

.stratum-title em {
    font-style: italic;
    color: var(--accent-primary);
}

/* ============================================================
   Manifesto grid (stratum-01)
   ============================================================ */

.manifesto-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    column-gap: 48px;
    row-gap: 32px;
    max-width: 1200px;
}

.manifesto-grid > div {
    border-left: 2px solid var(--structural);
    padding: 8px 0 8px 24px;
    position: relative;
}

.manifesto-grid > div::before {
    content: "";
    position: absolute;
    left: -6px;
    top: 14px;
    width: 10px;
    height: 10px;
    background: var(--accent-primary);
    transform: rotate(45deg);
}

.tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-primary);
    margin-bottom: 14px;
    font-weight: 700;
}

.manifesto-grid p {
    font-family: var(--font-body);
    font-size: 1.02rem;
    line-height: 1.65;
    color: var(--text-primary);
}

.manifesto-grid p em { font-style: italic; color: var(--accent-primary); }

/* ============================================================
   Strata list (stratum-02)
   ============================================================ */

.strata-list {
    list-style: none;
    counter-reset: stratum;
}

.stratum-row {
    display: grid;
    grid-template-columns: 120px 1fr 48px;
    gap: 32px;
    align-items: start;
    padding: 36px 0;
    border-top: 2px solid var(--structural);
    position: relative;
}

.stratum-row:last-child { border-bottom: 2px solid var(--structural); }

.row-depth {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    text-transform: uppercase;
    padding-top: 6px;
}

.row-body h3 {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 2vw, 1.8rem);
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--contrast);
    margin-bottom: 10px;
    line-height: 1.2;
}

.row-body p {
    font-family: var(--font-body);
    color: var(--text-primary);
    max-width: 70ch;
    font-size: 1.02rem;
}

.row-mark {
    display: block;
    width: 28px;
    height: 28px;
    background: transparent;
    border: 2px solid var(--accent-primary);
    transform: rotate(45deg);
    align-self: center;
    margin-top: 16px;
    position: relative;
    transition: background 300ms var(--ease-sharp), transform 500ms var(--ease-sharp);
}

.stratum-row:hover .row-mark {
    background: var(--accent-primary);
    transform: rotate(45deg) scale(1.12);
}

/* ============================================================
   Specimen (stratum-03)
   ============================================================ */

.specimen-inner {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: clamp(32px, 5vw, 96px);
    align-items: center;
}

.specimen-copy p {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.65;
    margin-bottom: 32px;
}

.spec-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 32px;
    padding: 22px 24px;
    background: var(--bg-primary);
    border-left: 3px solid var(--accent-primary);
    margin-bottom: 32px;
    max-width: 480px;
}

.spec-meta > div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.spec-meta dt {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.spec-meta dd {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--contrast);
    letter-spacing: 0.04em;
}

.angular-button {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 18px 28px 17px;
    background: var(--contrast);
    color: var(--bg-primary);
    font-family: var(--font-ui);
    font-size: 0.84rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 600;
    cursor: pointer;
    border: 0;
    clip-path: polygon(0 0, 100% 0, 94% 100%, 0 100%);
    padding-right: 44px;
    transition: background 260ms var(--ease-sharp), transform 260ms var(--ease-sharp);
}

.angular-button:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateX(4px);
}

.angular-button svg { color: inherit; }

.specimen-canvas-wrap {
    position: relative;
    aspect-ratio: 5 / 4;
    background: var(--bg-primary);
    border: 2px solid var(--contrast);
    overflow: hidden;
}

.specimen-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.specimen-corner {
    position: absolute;
    width: 14px;
    height: 14px;
    background: var(--accent-primary);
    transform: rotate(45deg);
    z-index: 2;
}

.specimen-corner.tl { top: -7px; left: -7px; }
.specimen-corner.tr { top: -7px; right: -7px; background: var(--accent-secondary); }
.specimen-corner.bl { bottom: -7px; left: -7px; background: var(--accent-tertiary); }
.specimen-corner.br { bottom: -7px; right: -7px; background: var(--contrast); }

/* ============================================================
   Practice grid (stratum-04)
   ============================================================ */

.practice-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 48px;
}

.practice-card {
    position: relative;
    background: var(--bg-secondary);
    padding: 40px 36px 44px;
    border-top: 3px solid var(--contrast);
    overflow: hidden;
    transition: background 300ms var(--ease-sharp), transform 360ms var(--ease-sharp);
}

.practice-card:hover {
    background: var(--bg-tertiary);
}

.practice-card header {
    display: flex;
    align-items: baseline;
    gap: 20px;
    margin-bottom: 18px;
}

.card-num {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    letter-spacing: 0.14em;
    color: var(--accent-primary);
    font-weight: 700;
}

.practice-card h3 {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 1.9vw, 1.7rem);
    font-weight: 700;
    color: var(--contrast);
    letter-spacing: -0.015em;
}

.practice-card p {
    font-family: var(--font-body);
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.62;
}

.card-hover-mark {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 16px solid var(--accent-primary);
    transform: translateY(-18px) rotate(180deg);
    opacity: 0;
    transition: opacity 300ms var(--ease-sharp), transform 360ms var(--ease-sharp);
}

.practice-card:hover .card-hover-mark {
    opacity: 1;
    transform: translateY(0) rotate(180deg);
}

/* ============================================================
   Archive table (stratum-05)
   ============================================================ */

.archive-table {
    display: flex;
    flex-direction: column;
    font-family: var(--font-ui);
}

.archive-head,
.archive-row {
    display: grid;
    grid-template-columns: 100px 1.4fr 1.3fr 1.5fr;
    gap: 24px;
    padding: 22px 16px;
    align-items: baseline;
    border-top: 2px solid var(--structural);
}

.archive-row:last-child { border-bottom: 2px solid var(--structural); }

.archive-head {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-secondary);
    padding-top: 14px;
    padding-bottom: 14px;
    border-top: 3px solid var(--contrast);
}

.archive-row {
    transition: background 260ms var(--ease-sharp);
    position: relative;
}

.archive-row::before {
    content: "";
    position: absolute;
    left: -4px;
    top: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    transform: translateY(-50%) rotate(45deg) scale(0);
    transition: transform 280ms var(--ease-sharp);
}

.archive-row:hover {
    background: color-mix(in srgb, var(--accent-primary) 14%, transparent);
}

.archive-row:hover::before {
    transform: translateY(-50%) rotate(45deg) scale(1);
}

.cell-year {
    font-family: var(--font-mono);
    font-size: 0.96rem;
    font-weight: 700;
    color: var(--contrast);
    letter-spacing: 0.04em;
}

.cell-client {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.12rem;
    color: var(--contrast);
    letter-spacing: -0.01em;
}

.cell-kind {
    font-family: var(--font-ui);
    font-size: 0.92rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.cell-out {
    font-family: var(--font-body);
    font-size: 0.98rem;
    color: var(--text-primary);
    font-style: italic;
}

/* ============================================================
   Sawtooth border (transition to bedrock)
   ============================================================ */

.sawtooth {
    height: 18px;
    background:
        linear-gradient(-135deg, var(--contrast) 7px, transparent 7px) 0 0/24px 18px,
        linear-gradient(135deg, var(--contrast) 7px, transparent 7px) 0 0/24px 18px,
        var(--bg-secondary);
    background-repeat: repeat-x;
    position: relative;
    margin-top: -2px;
}

.sawtooth-out {
    background:
        linear-gradient(-135deg, var(--contrast) 9px, transparent 9px) 0 0/24px 18px,
        linear-gradient(135deg,  var(--contrast) 9px, transparent 9px) 0 0/24px 18px,
        var(--bg-secondary);
}

/* ============================================================
   Bedrock (footer)
   ============================================================ */

.bedrock {
    background: var(--contrast);
    color: var(--bg-primary);
    padding: clamp(5rem, 10vw, 9rem) clamp(24px, 4vw, 64px) clamp(3rem, 5vw, 5rem);
    position: relative;
    overflow: hidden;
}

.bedrock::before {
    /* brutalist monolith corner mark */
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: var(--accent-primary);
    clip-path: polygon(100% 0, 100% 100%, 0 0);
}

.bedrock-inner {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 72px;
    align-items: start;
    position: relative;
    z-index: 2;
}

.bedrock-col-wide { padding-right: 32px; }

.bedrock-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.bedrock-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    letter-spacing: -0.03em;
    line-height: 1.02;
    color: var(--bg-primary);
    margin-bottom: 28px;
    font-weight: 700;
}

.bedrock-title em {
    font-style: italic;
    color: var(--accent-primary);
}

.bedrock-lede {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.7;
    color: color-mix(in srgb, var(--bg-primary) 84%, transparent);
    margin-bottom: 36px;
    max-width: 54ch;
}

.bedrock-cta {
    display: inline-flex;
    align-items: center;
    gap: 18px;
    padding: 20px 34px 19px;
    background: var(--bg-primary);
    color: var(--contrast);
    font-family: var(--font-ui);
    font-weight: 600;
    letter-spacing: 0.06em;
    font-size: 1.02rem;
    clip-path: polygon(0 0, 100% 0, 96% 100%, 0 100%);
    padding-right: 54px;
    transition: background 300ms var(--ease-sharp), color 300ms var(--ease-sharp), transform 300ms var(--ease-sharp);
}

.bedrock-cta:hover {
    background: var(--accent-primary);
    color: var(--contrast);
    transform: translateX(6px);
}

.bedrock-col address {
    font-family: var(--font-ui);
    font-style: normal;
    font-size: 0.96rem;
    line-height: 1.65;
    color: color-mix(in srgb, var(--bg-primary) 82%, transparent);
    margin-bottom: 24px;
}

.bedrock-links {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    font-family: var(--font-ui);
    font-size: 0.82rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.bedrock-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--bg-primary);
    padding: 6px 0;
    transition: color 240ms var(--ease-sharp);
}

.bedrock-links a::before {
    content: "";
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    transform: rotate(45deg);
}

.bedrock-links a:hover { color: var(--accent-primary); }

.colophon {
    font-family: var(--font-body);
    font-size: 0.92rem;
    line-height: 1.65;
    color: color-mix(in srgb, var(--bg-primary) 78%, transparent);
    margin-bottom: 18px;
    max-width: 44ch;
}

.colophon-sm {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: color-mix(in srgb, var(--bg-primary) 56%, transparent);
}

.bedrock-rule {
    position: relative;
    z-index: 2;
    max-width: 1440px;
    margin: clamp(3rem, 6vw, 5rem) auto clamp(1rem, 2vw, 2rem);
    height: 2px;
    background: color-mix(in srgb, var(--bg-primary) 22%, transparent);
}

.bedrock-wordmark {
    position: relative;
    z-index: 2;
    max-width: 1440px;
    margin: 0 auto;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(6rem, 22vw, 20rem);
    line-height: 0.86;
    color: color-mix(in srgb, var(--bg-primary) 10%, transparent);
    letter-spacing: -0.04em;
    user-select: none;
    white-space: nowrap;
    overflow: hidden;
}

/* ============================================================
   Progressive disclosure (staggered reveal)
   ============================================================ */

.reveal {
    opacity: 0;
    transform: translate(-20px, 16px) rotate(0deg);
    transition:
        opacity 720ms var(--ease-sharp),
        transform 720ms var(--ease-sharp);
    will-change: opacity, transform;
}

.reveal.in-view { opacity: 1; transform: translate(0, 0); }

.reveal.reveal-1.in-view { transition-delay: 0ms; }
.reveal.reveal-2.in-view { transition-delay: 80ms; }
.reveal.reveal-3.in-view { transition-delay: 160ms; }
.reveal.reveal-4.in-view { transition-delay: 240ms; }
.reveal.reveal-5.in-view { transition-delay: 320ms; }
.reveal.reveal-6.in-view { transition-delay: 400ms; }

/* Title hero reveal */
.hero-title .line {
    transform: translateY(120%);
    transition: transform 900ms var(--ease-sharp);
}

body.is-ready .hero-title .line-1 { transform: translateY(0); transition-delay: 150ms; }
body.is-ready .hero-title .line-2 { transform: translateY(0); transition-delay: 320ms; }
body.is-ready .hero-title .line-3 { transform: translateY(0); transition-delay: 490ms; }

.hero-sub, .hero-foot, .hero-label {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 800ms var(--ease-sharp), transform 800ms var(--ease-sharp);
}

body.is-ready .hero-label { opacity: 1; transform: translateY(0); transition-delay: 80ms; }
body.is-ready .hero-sub   { opacity: 1; transform: translateY(0); transition-delay: 640ms; }
body.is-ready .hero-foot  { opacity: 1; transform: translateY(0); transition-delay: 800ms; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 980px) {
    .nav-links { display: none; }
    .nav-inner { grid-template-columns: auto 1fr; }

    .hero {
        grid-template-columns: 1fr;
        padding-top: 6rem;
    }
    .hero-slab {
        width: 110%;
        left: -5%;
        transform: rotate(-6deg);
    }
    .hero-canvas-wrap {
        order: -1;
        height: 44vh;
        margin: 0 0 32px 0;
        border-left: 0;
        border-bottom: 2px solid var(--contrast);
    }

    .manifesto-grid { grid-template-columns: 1fr; }
    .specimen-inner { grid-template-columns: 1fr; }
    .practice-grid { grid-template-columns: 1fr; }

    .stratum-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .row-depth { padding-top: 0; }
    .row-mark { justify-self: start; margin-top: 0; }

    .archive-head { display: none; }
    .archive-row {
        grid-template-columns: 1fr;
        gap: 6px;
        padding: 20px 8px;
    }
    .cell-year { font-size: 0.86rem; }

    .bedrock-inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .bedrock-col-wide { padding-right: 0; }
}

@media (max-width: 540px) {
    html, body { font-size: 17px; }
    .stratum { padding-left: 20px; padding-right: 20px; }
    .hero { padding-left: 20px; padding-right: 20px; }
    .bedrock { padding-left: 20px; padding-right: 20px; }
    .stratum-label { flex-direction: column; align-items: flex-start; gap: 6px; }
    .hero-foot { flex-direction: column; gap: 10px; align-items: flex-start; }
}