/* =========================================================
   lunge.dev — editorial brutalism, forward-leaning
   palette: paper #F1ECE2 / ink #0F0F0F / vermilion #FF4A1C
   accents: #C9C2B2 (pale rule) #1B1B1B (deep ink)
   typeface: Inter (200, 300, 400, 500, 700, 900)

   Prompts for Implementation:
   - Key sections: sections to build (hero, manifest, stride, stack, field, contact)
   - Interactions: interactions to implement (cursor trail, reveals, count-up, parallax)
   ========================================================= */

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

:root {
    --paper:     #F1ECE2;
    --paper-2:   #E7E1D3;
    --ink:       #0F0F0F;
    --ink-deep:  #1B1B1B;
    --rule:      #C9C2B2;
    --vermilion: #FF4A1C;
    --vermilion-2: #E03A0E;
    --grid-stop: #1A1A1A;

    --font: 'Inter', 'Helvetica Neue', Arial, sans-serif;

    --gutter: clamp(1.25rem, 4vw, 4rem);
    --max: 1440px;

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-snap: cubic-bezier(0.7, 0, 0.3, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font);
    font-weight: 400;
    line-height: 1.5;
    overflow-x: hidden;
    position: relative;
    cursor: default;
}

/* Subtle paper grain overlay */
.grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.06;
    mix-blend-mode: multiply;
    background-image:
        radial-gradient(circle at 25% 30%, #000 1px, transparent 1px),
        radial-gradient(circle at 75% 70%, #000 1px, transparent 1px),
        radial-gradient(circle at 50% 50%, #000 0.5px, transparent 0.5px);
    background-size: 3px 3px, 5px 5px, 2px 2px;
}

/* ----- cursor trail dot ------ */
.cursor-trail {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--vermilion);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate3d(-50%, -50%, 0);
    transition: opacity 0.3s ease, transform 0.12s var(--ease-out), width 0.2s, height 0.2s;
    will-change: transform;
    opacity: 0;
    backface-visibility: hidden;
}

.cursor-trail.visible {
    opacity: 1;
}

.cursor-trail.over-link {
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1.5px solid var(--vermilion);
    mix-blend-mode: difference;
}

/* ====================================================
   HEADER
   ==================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.25rem var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 200;
    transition: background-color 0.4s var(--ease-out), padding 0.4s var(--ease-out), backdrop-filter 0.4s;
    mix-blend-mode: normal;
}

.site-header.scrolled {
    background-color: rgba(241, 236, 226, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0.85rem var(--gutter);
    border-bottom: 1px solid var(--rule);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
    color: var(--ink);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
}

.brand-mark {
    display: inline-flex;
    color: var(--vermilion);
    transform: translateY(2px);
    transition: transform 0.4s var(--ease-out);
}

.brand:hover .brand-mark {
    transform: translateY(2px) translateX(4px) rotate(-2deg);
}

.brand-text {
    font-feature-settings: "ss01" 1;
}

.brand-dot {
    color: var(--vermilion);
}

.site-nav {
    display: flex;
    gap: 1.75rem;
    align-items: center;
}

.site-nav a {
    color: var(--ink);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    padding: 0.35rem 0;
    letter-spacing: 0;
    transition: color 0.3s ease;
}

.site-nav a:not(.nav-cta)::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--vermilion);
    transition: width 0.4s var(--ease-out);
}

.site-nav a:not(.nav-cta):hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--ink);
    color: var(--paper) !important;
    padding: 0.55rem 1.1rem !important;
    border-radius: 999px;
    font-weight: 600;
    transition: background 0.3s ease, transform 0.3s var(--ease-out);
}

.nav-cta:hover {
    background: var(--vermilion);
    transform: translateX(4px);
}

.menu-toggle {
    display: none;
    background: none;
    border: 0;
    width: 36px;
    height: 36px;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    padding: 0;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--ink);
    margin: 0 auto;
    transition: transform 0.3s var(--ease-out), opacity 0.3s;
}

.menu-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ====================================================
   HERO
   ==================================================== */
.hero {
    min-height: 100vh;
    padding: 9rem var(--gutter) 4rem;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    grid-template-rows: auto 1fr auto;
    gap: 2rem 4rem;
    position: relative;
    align-items: start;
}

.hero::before {
    content: "lunge";
    position: absolute;
    bottom: -3vw;
    left: -2vw;
    font-size: clamp(20rem, 38vw, 44rem);
    font-weight: 900;
    line-height: 0.78;
    color: var(--paper-2);
    z-index: 0;
    pointer-events: none;
    letter-spacing: -0.06em;
    user-select: none;
}

.hero > * { position: relative; z-index: 1; }

.hero-meta {
    grid-column: 1 / -1;
    display: flex;
    gap: 1.25rem;
    align-items: center;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-deep);
    font-weight: 500;
}

.meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.7rem;
    border: 1px solid var(--rule);
    border-radius: 999px;
}

.meta-tag.pulse::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--vermilion);
    animation: pulse 1.6s infinite var(--ease-out);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.6); opacity: 0.55; }
}

.hero-title {
    grid-column: 1 / 2;
    font-size: clamp(3.2rem, 9vw, 8.8rem);
    line-height: 0.92;
    font-weight: 900;
    letter-spacing: -0.045em;
    margin-top: 1rem;
}

.hero-title .line {
    display: block;
    overflow: hidden;
    padding: 0.04em 0;
}

.hero-title .line span {
    display: inline-block;
    transform: translateY(110%);
    animation: lineRise 1.1s var(--ease-out) forwards;
    will-change: transform;
}

.line-1 span { animation-delay: 0.1s; }
.line-2 span { animation-delay: 0.25s; }
.line-3 span { animation-delay: 0.4s; }

@keyframes lineRise {
    to { transform: translateY(0); }
}

.hero-title .outline {
    color: transparent;
    -webkit-text-stroke: 2px var(--ink);
    font-style: italic;
    letter-spacing: -0.05em;
}

.hero-supporting {
    grid-column: 1 / 2;
    align-self: end;
    max-width: 36ch;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: rise 1s 0.7s var(--ease-out) forwards;
}

@keyframes rise {
    to { opacity: 1; transform: translateY(0); }
}

.hero-lede {
    font-size: 1.05rem;
    line-height: 1.55;
    color: var(--ink-deep);
    font-weight: 400;
}

.ghost-button {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.92rem;
    padding: 0.85rem 1.4rem;
    border: 1.5px solid var(--ink);
    border-radius: 999px;
    align-self: flex-start;
    transition: background 0.4s var(--ease-out), color 0.4s var(--ease-out), gap 0.3s, transform 0.3s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.ghost-button:hover {
    background: var(--ink);
    color: var(--paper);
    gap: 1rem;
    transform: translateX(4px);
}

.ghost-button svg {
    transition: transform 0.4s var(--ease-out);
}

.ghost-button:hover svg {
    transform: translateX(3px);
}

.hero-figure {
    grid-column: 2 / 3;
    grid-row: 2 / 4;
    align-self: center;
    justify-self: center;
    width: 100%;
    max-width: 460px;
    opacity: 0;
    transform: translateX(40px);
    animation: rise 1.1s 0.8s var(--ease-out) forwards;
    position: relative;
}

.figure-svg {
    width: 100%;
    height: auto;
    display: block;
    border: 1px solid var(--rule);
    background: rgba(255,255,255,0.35);
}

.figure-runner {
    transition: transform 0.6s var(--ease-out);
    transform-origin: 160px 200px;
}

.figure-caption {
    margin-top: 1rem;
    display: flex;
    gap: 1rem;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--ink-deep);
}

.caption-num {
    color: var(--vermilion);
    font-weight: 700;
}

.hero-ticker {
    grid-column: 1 / -1;
    margin-top: 2.5rem;
    overflow: hidden;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    padding: 0.85rem 0;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.ticker-track {
    display: flex;
    gap: 1.25rem;
    white-space: nowrap;
    animation: ticker 40s linear infinite;
    will-change: transform;
    font-size: 0.95rem;
    text-transform: lowercase;
    letter-spacing: 0.04em;
    color: var(--ink-deep);
}

.ticker-track span:not(:nth-child(2n)) {
    font-style: italic;
    font-weight: 500;
}

.ticker-track span:nth-child(2n) {
    color: var(--vermilion);
    font-weight: 700;
}

@keyframes ticker {
    from { transform: translate3d(0, 0, 0); }
    to   { transform: translate3d(-50%, 0, 0); }
}

/* ====================================================
   GENERIC SECTION HEAD
   ==================================================== */
.section-head {
    max-width: 56rem;
    margin-bottom: 4rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.section-num {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--vermilion);
    font-weight: 700;
}

.section-title {
    font-size: clamp(2rem, 4.5vw, 3.6rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.025em;
    color: var(--ink);
}

.section-deck {
    font-size: 1.05rem;
    color: var(--ink-deep);
    max-width: 44ch;
    font-weight: 400;
    line-height: 1.55;
}

/* ====================================================
   MANIFEST
   ==================================================== */
.manifest {
    padding: 8rem var(--gutter);
    background: var(--paper);
    border-top: 1px solid var(--rule);
    position: relative;
}

.manifest-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0;
    border-top: 1px solid var(--rule);
}

.manifest-item {
    padding: 2.5rem 1.5rem 2.5rem 0;
    border-bottom: 1px solid var(--rule);
    border-right: 1px solid var(--rule);
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
    cursor: default;
}

.manifest-item:nth-child(3n) { border-right: 0; }

.manifest-item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.manifest-item:hover .m-num {
    color: var(--vermilion);
    transform: translateY(-4px);
}

.m-num {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--rule);
    margin-bottom: 1.25rem;
    letter-spacing: 0.2em;
    transition: color 0.3s, transform 0.3s var(--ease-out);
}

.m-title {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.m-body {
    font-size: 0.95rem;
    color: var(--ink-deep);
    line-height: 1.6;
    max-width: 38ch;
}

/* ====================================================
   STRIDE
   ==================================================== */
.stride {
    padding: 8rem var(--gutter);
    background: var(--ink);
    color: var(--paper);
    position: relative;
    overflow: hidden;
}

.stride::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(transparent 0%, transparent 95%, rgba(255,255,255,0.04) 95%),
        linear-gradient(90deg, transparent 0%, transparent 95%, rgba(255,255,255,0.04) 95%);
    background-size: 60px 60px;
    pointer-events: none;
}

.stride .section-title { color: var(--paper); }
.stride .section-deck  { color: rgba(241, 236, 226, 0.7); }
.stride .section-num   { color: var(--vermilion); }

.stride-track {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
    border-top: 1px solid rgba(241, 236, 226, 0.18);
    border-bottom: 1px solid rgba(241, 236, 226, 0.18);
}

.stride-track::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: repeating-linear-gradient(90deg, var(--vermilion) 0 8px, transparent 8px 16px);
    opacity: 0.5;
    pointer-events: none;
}

.stride-step {
    padding: 3rem 1.75rem;
    border-right: 1px solid rgba(241, 236, 226, 0.18);
    position: relative;
    transition: background 0.5s var(--ease-out);
}

.stride-step:last-child { border-right: 0; }

.stride-step:hover {
    background: rgba(255, 74, 28, 0.04);
}

.step-marker {
    margin-bottom: 1.75rem;
    transition: transform 0.6s var(--ease-out);
    color: var(--paper);
}

.stride-step:hover .step-marker {
    transform: rotate(15deg) scale(1.1);
}

.step-marker svg circle:not([fill="none"]),
.step-marker svg rect:not([fill="none"]),
.step-marker svg polygon:not([fill="none"]),
.step-marker svg path:not([fill="none"]) {
    transition: fill 0.4s ease;
}

.step-title {
    font-size: 2rem;
    font-weight: 800;
    text-transform: lowercase;
    letter-spacing: -0.03em;
    margin-bottom: 0.4rem;
    color: var(--paper);
}

.step-time {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--vermilion);
    margin-bottom: 1.25rem;
    font-weight: 600;
}

.step-body {
    font-size: 0.92rem;
    color: rgba(241, 236, 226, 0.75);
    line-height: 1.6;
}

/* hand-drawn line color override on hover */
.stride-step:hover .step-marker svg [stroke]:not([stroke="none"]) {
    stroke: var(--vermilion);
}

/* ====================================================
   STACK
   ==================================================== */
.stack {
    padding: 8rem var(--gutter);
    background: var(--paper);
    position: relative;
}

.stack-list {
    border-top: 1px solid var(--ink);
}

.stack-row {
    display: grid;
    grid-template-columns: 140px 1fr 100px 60px;
    align-items: center;
    gap: 1.5rem;
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--rule);
    cursor: pointer;
    position: relative;
    transition: padding 0.4s var(--ease-out);
    opacity: 0;
    transform: translateY(20px);
    transition-property: opacity, transform, padding;
    transition-duration: 0.7s, 0.7s, 0.4s;
    transition-timing-function: var(--ease-out), var(--ease-out), var(--ease-out);
}

.stack-row.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.stack-row::before {
    content: "";
    position: absolute;
    left: -100%;
    top: 0;
    bottom: 0;
    width: 100%;
    background: var(--vermilion);
    z-index: 0;
    transition: left 0.5s var(--ease-snap);
}

.stack-row:hover {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.stack-row:hover::before {
    left: 0;
}

.stack-row > * {
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.stack-row:hover .row-tag,
.stack-row:hover .row-name h3,
.stack-row:hover .row-name p,
.stack-row:hover .row-year,
.stack-row:hover .row-arrow {
    color: var(--paper);
}

.row-tag {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-weight: 600;
    color: var(--vermilion);
}

.row-name h3 {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.015em;
    margin-bottom: 0.2rem;
    color: var(--ink);
}

.row-name p {
    font-size: 0.92rem;
    color: var(--ink-deep);
    font-weight: 400;
}

.row-year {
    font-size: 0.85rem;
    text-align: right;
    color: var(--ink-deep);
    font-feature-settings: "tnum" 1;
}

.row-arrow {
    font-size: 1.4rem;
    text-align: right;
    transition: transform 0.4s var(--ease-out);
    color: var(--ink);
}

.stack-row:hover .row-arrow {
    transform: translate(6px, -6px);
}

/* ====================================================
   FIELD
   ==================================================== */
.field {
    padding: 8rem var(--gutter);
    background: var(--paper-2);
    border-top: 1px solid var(--rule);
}

.field-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    margin-bottom: 5rem;
}

.field-cell {
    padding: 3rem 1.25rem;
    border-right: 1px solid var(--rule);
    text-align: left;
    position: relative;
}

.field-cell:last-child { border-right: 0; }

.field-num {
    display: block;
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 200;
    letter-spacing: -0.05em;
    line-height: 0.95;
    margin-bottom: 0.6rem;
    color: var(--ink);
    font-feature-settings: "tnum" 1;
}

.field-cell .field-label {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--ink-deep);
    font-weight: 500;
}

.field-quote {
    max-width: 50rem;
    margin: 0 auto;
    padding: 2rem 0;
    text-align: center;
    border-top: 1px dashed var(--ink);
    border-bottom: 1px dashed var(--ink);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

.field-quote.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.field-quote p {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 300;
    line-height: 1.4;
    font-style: italic;
    color: var(--ink);
    letter-spacing: -0.01em;
    margin-bottom: 1.25rem;
}

.field-quote cite {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--ink-deep);
    font-style: normal;
    font-weight: 600;
}

/* ====================================================
   CONTACT
   ==================================================== */
.contact {
    padding: 8rem var(--gutter);
    background: var(--ink);
    color: var(--paper);
    position: relative;
    overflow: hidden;
}

.contact-rule {
    position: absolute;
    top: 0;
    left: var(--gutter);
    right: var(--gutter);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--vermilion) 30%, var(--vermilion) 70%, transparent);
}

.contact-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.contact-copy .section-num {
    color: var(--vermilion);
    margin-bottom: 1.25rem;
    display: block;
}

.contact-title {
    font-size: clamp(1.9rem, 3.6vw, 3rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--paper);
}

.contact-title em {
    color: var(--vermilion);
    font-style: italic;
    font-weight: 700;
}

.contact-deck {
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(241, 236, 226, 0.7);
    max-width: 38ch;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.field-label-form {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: rgba(241, 236, 226, 0.55);
    font-weight: 600;
    margin-bottom: -0.7rem;
}

.contact-form input,
.contact-form textarea {
    background: transparent;
    border: 0;
    border-bottom: 1px solid rgba(241, 236, 226, 0.3);
    padding: 0.85rem 0;
    font-family: inherit;
    color: var(--paper);
    font-size: 1.05rem;
    transition: border-color 0.4s, padding-left 0.4s var(--ease-out);
    resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(241, 236, 226, 0.32);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-bottom-color: var(--vermilion);
    padding-left: 0.5rem;
}

.submit-button {
    margin-top: 1.5rem;
    align-self: flex-start;
    background: var(--vermilion);
    color: var(--paper);
    border: 0;
    padding: 1.05rem 2.2rem;
    font-family: inherit;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    border-radius: 999px;
    position: relative;
    overflow: hidden;
    transition: background 0.4s var(--ease-out), transform 0.3s var(--ease-out), padding-right 0.4s;
}

.submit-button:hover {
    background: var(--vermilion-2);
    padding-right: 2.6rem;
    transform: translateX(2px);
}

.submit-button.sending {
    pointer-events: none;
    color: rgba(241, 236, 226, 0.6);
}

.submit-button.sent {
    background: var(--paper);
    color: var(--ink);
}

.form-status {
    font-size: 0.85rem;
    color: rgba(241, 236, 226, 0.7);
    min-height: 1.2em;
    margin-top: 0.5rem;
    transition: color 0.3s;
}

.form-status.error { color: var(--vermilion); }
.form-status.success { color: #84e1bc; }

/* ====================================================
   FOOTER
   ==================================================== */
.site-footer {
    padding: 3rem var(--gutter) 2rem;
    background: var(--paper);
    border-top: 1px solid var(--rule);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-row {
    display: flex;
    align-items: baseline;
    gap: 2rem;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--ink-deep);
}

.foot-mark {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--ink);
    letter-spacing: -0.01em;
}

.foot-line {
    color: var(--ink-deep);
    font-weight: 400;
}

.foot-meta {
    border-top: 1px dashed var(--rule);
    padding-top: 1rem;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-deep);
    justify-content: space-between;
}

.foot-clock {
    color: var(--vermilion);
    font-feature-settings: "tnum" 1;
}

.back-top {
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.back-top:hover { color: var(--vermilion); }

/* ====================================================
   reveal helper for stack rows
   ==================================================== */
[data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
    will-change: transform, opacity;
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ====================================================
   RESPONSIVE
   ==================================================== */
@media (max-width: 980px) {
    .hero {
        grid-template-columns: 1fr;
        padding-top: 8rem;
    }

    .hero-title {
        grid-column: 1 / -1;
    }

    .hero-supporting {
        grid-column: 1 / -1;
    }

    .hero-figure {
        grid-column: 1 / -1;
        grid-row: auto;
        max-width: 360px;
    }

    .stride-track {
        grid-template-columns: repeat(2, 1fr);
    }

    .stride-step {
        border-bottom: 1px solid rgba(241, 236, 226, 0.18);
    }

    .stride-step:nth-child(2n) {
        border-right: 0;
    }

    .field-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .field-cell:nth-child(2n) {
        border-right: 0;
    }

    .field-cell:nth-child(-n+2) {
        border-bottom: 1px solid var(--rule);
    }

    .contact-inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 720px) {
    .site-nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 80%;
        max-width: 320px;
        background: var(--paper);
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: 4rem 2rem;
        gap: 1.4rem;
        transform: translateX(100%);
        transition: transform 0.5s var(--ease-snap);
        border-left: 1px solid var(--ink);
        z-index: 150;
    }

    .site-nav.open {
        transform: translateX(0);
    }

    .site-nav a {
        font-size: 1.4rem;
        font-weight: 600;
    }

    .menu-toggle {
        display: flex;
        z-index: 250;
        position: relative;
    }

    .hero-meta {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .hero-title {
        font-size: clamp(2.4rem, 11vw, 4.5rem);
    }

    .stack-row {
        grid-template-columns: 1fr;
        gap: 0.4rem;
        padding: 1.5rem 0;
    }

    .row-year, .row-arrow {
        text-align: left;
    }

    .stride-track {
        grid-template-columns: 1fr;
    }

    .stride-step {
        border-right: 0;
    }

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

    .field-cell {
        border-right: 0;
        border-bottom: 1px solid var(--rule);
    }

    .field-cell:last-child {
        border-bottom: 0;
    }

    .manifest-item {
        border-right: 0;
    }
}

@media (max-width: 540px) {
    .hero::before {
        font-size: 28rem;
    }
    .hero-figure {
        max-width: 280px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .ticker-track { animation: none; }
}