/* tristant.tech personal site. Paper + ink + one hot accent, after wodniack.dev.
   Light by default; follows system dark unless the contrast toggle pins a theme. */
:root {
    --paper: #efede6;
    --paper-2: #e6e3d9;
    --ink: #121212;
    --ink-soft: #55534d;
    --line: #121212;
    --hair: rgba(18, 18, 18, 0.16);
    --accent: #1f3dff;
    --accent-ink: #ffffff;
    --glyph: rgba(18, 18, 18, 0.10);
    --glyph-hot: var(--accent);

    --f-display: "Anton", "Impact", "Arial Narrow", sans-serif;
    --f-body: "Inter Tight", system-ui, -apple-system, "Segoe UI", sans-serif;
    --f-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

    --gutter: clamp(16px, 4vw, 48px);
    --bar-h: 56px;
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --paper: #111110;
        --paper-2: #1b1b19;
        --ink: #efede6;
        --ink-soft: #a29f96;
        --line: #efede6;
        --hair: rgba(239, 237, 230, 0.16);
        --glyph: rgba(239, 237, 230, 0.08);
        --accent: #6f86ff;
        --accent-ink: #111110;
        color-scheme: dark;
    }
}

:root[data-theme="dark"] {
    --paper: #111110;
    --paper-2: #1b1b19;
    --ink: #efede6;
    --ink-soft: #a29f96;
    --line: #efede6;
    --hair: rgba(239, 237, 230, 0.16);
    --glyph: rgba(239, 237, 230, 0.08);
    --accent: #6f86ff;
    --accent-ink: #111110;
    color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--f-body);
    font-size: 17px;
    line-height: 1.55;
    overflow-x: hidden;
    transition: background-color .3s ease, color .3s ease;
}

a { color: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.mono { font-family: var(--f-mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.accent { color: var(--accent); }
.label { margin: 0 0 1rem; color: var(--ink-soft); }

.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 8px; top: 8px; z-index: 100; background: var(--ink); color: var(--paper); padding: 8px 12px; }

/* ---------- top bar ---------- */
.bar {
    position: sticky; top: 0; z-index: 20;
    height: var(--bar-h);
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 0 var(--gutter);
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    font-family: var(--f-mono); font-size: 12px; text-transform: uppercase; letter-spacing: .06em;
}
.bar__brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.bar__mark {
    display: inline-grid; place-items: center; width: 30px; height: 30px;
    background: var(--ink); color: var(--paper); font-weight: 600;
}
.bar__nav { display: flex; gap: clamp(12px, 3vw, 32px); }
.bar__nav a { text-decoration: none; padding: 4px 0; border-bottom: 2px solid transparent; }
.bar__nav a:hover, .bar__nav a[aria-current="page"] { border-color: var(--accent); }
.bar__tools { display: flex; gap: 8px; }
.bar__btn {
    font: inherit; color: inherit; background: none; cursor: pointer; text-decoration: none;
    border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px;
    display: inline-flex; gap: 6px; align-items: center;
}
.bar__btn:hover { background: var(--ink); color: var(--paper); }

@media (max-width: 640px) {
    .bar__domain, .bar__btn-label { display: none; }
    .bar__btn { padding: 6px 10px; }
}

/* ---------- display type ---------- */
.display {
    font-family: var(--f-display); font-weight: 400;
    font-size: clamp(64px, 14vw, 220px);
    line-height: .92; letter-spacing: -.01em; text-transform: uppercase;
    margin: 0;
}
.display > span { display: block; }
.display.spaced { letter-spacing: .12em; }

/* ---------- hero ---------- */
.hero {
    position: relative; min-height: calc(100svh - var(--bar-h) - 48px);
    display: flex; align-items: stretch; overflow: hidden;
    border-bottom: 1px solid var(--line);
}
.binary { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hero__inner {
    position: relative; z-index: 1; width: 100%;
    padding: clamp(24px, 5vw, 64px) var(--gutter);
    display: grid; grid-template-rows: auto 1fr auto; gap: 24px;
    pointer-events: none;
}
.hero__inner a { pointer-events: auto; }
.hero__kicker { margin: 0; display: flex; align-items: center; gap: 10px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .25; } }

.hero__name {
    align-self: center; margin: 0;
    font-family: var(--f-display); font-weight: 400; text-transform: uppercase;
    font-size: clamp(72px, 19vw, 300px); line-height: .9; letter-spacing: -.015em;
}
.hero__line { display: block; }
.hero__line--indent { padding-left: 8vw; display: flex; align-items: center; gap: .08em; }
.star { color: var(--accent); font-size: .45em; display: inline-block; animation: spin 9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.hero__foot { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 24px; }
.hero__role { max-width: 34ch; margin: 0; font-size: clamp(18px, 2vw, 24px); line-height: 1.3; }
.hero__role em { font-style: normal; background: linear-gradient(transparent 80%, var(--accent) 80%); }

.hero__stack {
    position: absolute; right: var(--gutter); top: clamp(24px, 5vw, 64px);
    list-style: none; margin: 0; padding: 0; text-align: right; line-height: 1.6;
}
.hero__stack li:nth-child(2) { padding-right: 2ch; }
.hero__stack li:nth-child(3) { padding-right: 4ch; color: var(--accent); }
.hero__stack li:nth-child(4) { padding-right: 2ch; }

@media (max-width: 640px) {
    .hero__stack { display: none; }
    .hero__line--indent { padding-left: 0; }
    .hero__name { font-size: 25vw; }
}

/* ---------- enter / primary button ---------- */
.enter {
    display: inline-flex; align-items: center; gap: 18px;
    font-family: var(--f-display); font-size: clamp(28px, 4vw, 44px); text-transform: uppercase;
    text-decoration: none; color: var(--paper); background: var(--ink);
    border: 0; border-radius: 999px; padding: 14px 18px 14px 32px; cursor: pointer;
    transition: background-color .2s ease, color .2s ease;
}
.enter__arrow {
    display: inline-grid; place-items: center; width: 1.4em; height: 1.4em; border-radius: 50%;
    background: var(--accent); color: var(--accent-ink); font-family: var(--f-mono); font-size: .6em;
    transition: transform .25s ease;
}
.enter:hover { background: var(--accent); color: var(--accent-ink); }
.enter:hover .enter__arrow { background: var(--ink); color: var(--paper); transform: rotate(-45deg); }
.enter--block { width: 100%; justify-content: space-between; margin-top: 8px; }

/* ---------- login ---------- */
.login {
    position: relative; min-height: calc(100svh - var(--bar-h) - 48px);
    display: grid; place-items: center; padding: 32px var(--gutter); overflow: hidden;
}
.login__card {
    position: relative; z-index: 1; width: min(440px, 100%);
    background: var(--paper); border: 1px solid var(--line);
    box-shadow: 8px 8px 0 var(--ink);
    padding: clamp(20px, 4vw, 36px);
}
.login__title { font-family: var(--f-display); font-weight: 400; text-transform: uppercase; font-size: 72px; line-height: .9; margin: 0 0 8px; }
.login__hint { margin: 0 0 20px; color: var(--ink-soft); font-size: 15px; }
.login__error { margin: 0 0 16px; padding: 10px 12px; background: var(--accent); color: var(--accent-ink); }
.field { display: block; margin-bottom: 14px; }
.field__label { display: block; margin-bottom: 6px; color: var(--ink-soft); }
.field input {
    width: 100%; font: 500 17px var(--f-body); color: var(--ink); background: var(--paper-2);
    border: 1px solid var(--line); border-radius: 0; padding: 12px 14px;
}
.field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }

/* ---------- inner pages ---------- */
main { min-height: 60vh; }
.intro, .pagehead { padding: clamp(32px, 6vw, 80px) var(--gutter) clamp(24px, 4vw, 48px); border-bottom: 1px solid var(--line); }
.intro__grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(24px, 5vw, 80px); margin-top: clamp(24px, 4vw, 56px); align-items: end; }
@media (max-width: 860px) { .intro__grid { grid-template-columns: 1fr; } }
.lede { font-size: clamp(20px, 2.3vw, 30px); line-height: 1.3; margin: 0; max-width: 48ch; letter-spacing: -.01em; }

.facts { margin: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.facts div { display: grid; grid-template-columns: 8ch 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--hair); }
.facts dt { color: var(--ink-soft); }
.facts dd { margin: 0; }

.pagehead__role { margin: 20px 0 0; color: var(--ink-soft); }

/* marquee */
.marquee { overflow: hidden; border-bottom: 1px solid var(--line); background: var(--ink); color: var(--paper); }
.marquee__track {
    display: flex; gap: 28px; width: max-content; padding: 14px 0;
    font-family: var(--f-display); font-size: clamp(28px, 4vw, 48px); text-transform: uppercase; white-space: nowrap;
    animation: marquee 32s linear infinite;
}
.marquee__track span:nth-child(even) { color: var(--accent); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* big index links */
.index { border-bottom: 1px solid var(--line); }
.index__row {
    display: grid; grid-template-columns: 4ch 1fr auto; align-items: baseline; gap: 16px;
    padding: 14px var(--gutter); text-decoration: none; border-top: 1px solid var(--line);
    position: relative; overflow: hidden;
}
.index__row:first-child { border-top: 0; }
.index__row::before {
    content: ""; position: absolute; inset: 0; background: var(--accent);
    transform: scaleY(0); transform-origin: bottom; transition: transform .35s cubic-bezier(.7, 0, .2, 1); z-index: -1;
}
.index__row:hover::before { transform: scaleY(1); }
.index__row:hover { color: var(--accent-ink); }
.index__word { font-family: var(--f-display); font-size: clamp(44px, 8vw, 120px); line-height: 1; text-transform: uppercase; }
.index { isolation: isolate; }
@media (max-width: 640px) { .index__meta { display: none; } .index__row { grid-template-columns: 3ch 1fr; } }

/* CV blocks */
.block { padding: clamp(32px, 5vw, 64px) var(--gutter); border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 14ch 1fr; gap: 24px; }
.block__title { margin: 6px 0 0; color: var(--ink-soft); font-weight: 400; }
.block > * { min-width: 0; }
@media (max-width: 860px) { .block { grid-template-columns: 1fr; } }
.block--split { grid-template-columns: 1fr 1fr; }
.block--split > div { display: grid; grid-template-columns: 14ch 1fr; gap: 24px; align-content: start; }
@media (max-width: 1100px) { .block--split { grid-template-columns: 1fr; } }
@media (max-width: 860px) { .block--split > div { grid-template-columns: 1fr; } }

.timeline { list-style: none; margin: 0; padding: 0; }
.job { display: grid; grid-template-columns: 20ch 1fr; gap: 24px; padding: 28px 0; border-top: 1px solid var(--hair); }
.job:first-child { border-top: 0; padding-top: 0; }
.job__side { display: flex; flex-direction: column; gap: 4px; color: var(--ink-soft); }
.job__num { color: var(--accent); }
.job__title { font-family: var(--f-display); font-weight: 400; text-transform: uppercase; font-size: clamp(28px, 3.4vw, 44px); line-height: 1; margin: 0; }
.job__org { margin: 6px 0 0; font-weight: 600; }
.job__blurb { margin: 8px 0 0; color: var(--ink-soft); font-style: italic; }
.job__points { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; max-width: 72ch; }
.job__points li { position: relative; padding-left: 22px; }
.job__points li::before { content: "→"; position: absolute; left: 0; color: var(--accent); font-family: var(--f-mono); }
@media (max-width: 640px) { .job { grid-template-columns: 1fr; gap: 10px; } .job__side { flex-direction: row; flex-wrap: wrap; gap: 4px 14px; } }

.skills { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 28px 32px; }
.skills__head { margin: 0 0 10px; font-weight: 600; }
.tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tags li { border: 1px solid var(--line); padding: 4px 10px; font-size: 14px; border-radius: 999px; transition: background .15s, color .15s; }
.tags li:hover { background: var(--ink); color: var(--paper); }

.edu { list-style: none; margin: 0; padding: 0; }
.edu__row { display: grid; grid-template-columns: 20ch 1fr; gap: 24px; padding: 18px 0; border-top: 1px solid var(--hair); }
.edu__row:first-child { border-top: 0; padding-top: 0; }
.edu__dates { color: var(--ink-soft); padding-top: 6px; }
.edu__degree { font-family: var(--f-display); font-weight: 400; text-transform: uppercase; font-size: clamp(24px, 2.6vw, 34px); line-height: 1.05; margin: 0; }
.edu__school { margin: 4px 0 0; font-weight: 600; }
.edu__note { margin: 6px 0 0; color: var(--ink-soft); max-width: 70ch; }
@media (max-width: 640px) { .edu__row { grid-template-columns: 1fr; gap: 4px; } .edu__dates { padding-top: 0; } }

.langs, .plain { list-style: none; margin: 0; padding: 0; }
.langs li { display: flex; justify-content: space-between; align-items: baseline; padding: 10px 0; border-bottom: 1px solid var(--hair); gap: 12px; }
.langs__name { font-family: var(--f-display); text-transform: uppercase; font-size: 28px; line-height: 1; }
.langs__level { color: var(--ink-soft); }
.plain li { padding: 10px 0; border-bottom: 1px solid var(--hair); }

/* work cards */
.cards {
    list-style: none; margin: 0; padding: 0;
    display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 380px), 1fr));
    border-bottom: 1px solid var(--line);
}
.card {
    position: relative; padding: 24px var(--gutter) 28px; min-height: 320px;
    display: flex; flex-direction: column; gap: 14px;
    border-right: 1px solid var(--line); border-top: 1px solid var(--line); margin-top: -1px;
    transition: background-color .25s ease, color .25s ease;
}
.card__link { position: absolute; inset: 0; z-index: 2; }
.card__top, .card__bottom { display: flex; justify-content: space-between; gap: 12px; color: var(--ink-soft); }
.card__bottom { margin-top: auto; }
.card__name { font-family: var(--f-display); font-weight: 400; text-transform: uppercase; font-size: clamp(36px, 4vw, 56px); line-height: .95; margin: 8px 0 0; }
.card__desc { margin: 0; max-width: 44ch; }
.card__go { color: var(--accent); }
.card--live .card__top span:first-child::after { content: " ● live"; color: var(--accent); }
.card--live:hover { background: var(--ink); color: var(--paper); }
.card--live:hover .card__top, .card--live:hover .card__bottom { color: var(--paper); }

.card--locked .card__name, .card--locked .card__desc { opacity: .55; }
.card__lock { display: inline-flex; align-items: center; gap: 6px; }
.card__lock::before {
    content: ""; width: 9px; height: 9px; border: 1.5px solid currentColor; border-radius: 2px;
    box-shadow: 0 -4px 0 -1.5px var(--paper), 0 -4px 0 0 currentColor;
}

/* admin */
.cred { border: 1px solid var(--line); box-shadow: 8px 8px 0 var(--ink); padding: clamp(16px, 3vw, 28px); max-width: 760px; }
.cred__warn { margin: 0 0 14px; color: var(--accent); }
.cred__val { text-transform: none; overflow-wrap: anywhere; user-select: all; }
.cred__msg {
    width: 100%; margin-top: 16px; resize: vertical; font: 14px/1.5 var(--f-mono); color: var(--ink);
    background: var(--paper-2); border: 1px solid var(--line); border-radius: 0; padding: 12px;
}
.cred__actions { margin-top: 14px; }
.cred .enter, .invite-form .enter { font-size: clamp(22px, 2.6vw, 30px); padding: 10px 12px 10px 24px; }

.invite-form { max-width: 760px; }
.seg { border: 0; padding: 0; margin: 0 0 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.seg legend { padding: 0; margin-bottom: 8px; }
.seg label { cursor: pointer; position: relative; }
.seg input { position: absolute; inset: 0; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.seg span {
    display: inline-block; font-family: var(--f-mono); font-size: 12px; text-transform: uppercase; letter-spacing: .04em;
    border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px;
}
.seg input:checked + span { background: var(--ink); color: var(--paper); }
.seg input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.table-wrap { overflow-x: auto; max-width: 100%; }
.itable { width: 100%; border-collapse: collapse; font-size: 15px; }
.itable th { text-align: left; font-weight: 400; color: var(--ink-soft); padding: 0 12px 10px 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
.itable td { padding: 12px 12px 12px 0; border-bottom: 1px solid var(--hair); vertical-align: middle; white-space: nowrap; }
.itable td:first-child { white-space: normal; min-width: 14ch; font-weight: 600; }
.itable .status { padding: 3px 8px; border-radius: 999px; border: 1px solid currentColor; }
.itable .is-active .status { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.itable .is-expired, .itable .is-revoked { color: var(--ink-soft); }
.itable .bar__btn { font-family: var(--f-mono); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }

/* contact */
.contact { list-style: none; margin: 0; padding: 0; border-bottom: 1px solid var(--line); }
.contact__row { display: grid; grid-template-columns: 14ch 1fr; gap: 16px; align-items: baseline; padding: 18px var(--gutter); border-top: 1px solid var(--hair); }
.contact__row:first-child { border-top: 0; }
.contact__key { color: var(--ink-soft); }
.contact__val { font-family: var(--f-display); text-transform: uppercase; font-size: clamp(24px, 4.4vw, 56px); line-height: 1.05; text-decoration: none; overflow-wrap: anywhere; }
a.contact__val { background: linear-gradient(var(--accent), var(--accent)) left bottom / 0 4px no-repeat; transition: background-size .3s ease; }
a.contact__val:hover { background-size: 100% 4px; }
@media (max-width: 640px) { .contact__row { grid-template-columns: 1fr; gap: 4px; } }

/* footer */
.foot { padding: clamp(32px, 6vw, 72px) var(--gutter) 24px; }
.foot__cta {
    display: inline-flex; align-items: center; gap: .25em; text-decoration: none;
    font-family: var(--f-display); text-transform: uppercase; line-height: .9;
    font-size: clamp(56px, 11vw, 168px); letter-spacing: -.01em;
}
.foot__cta-arrow { color: var(--accent); font-family: var(--f-mono); font-size: .5em; transition: transform .3s ease; }
.foot__cta:hover { color: var(--accent); }
.foot__cta:hover .foot__cta-arrow { transform: translateX(.3em) rotate(-45deg); }
.foot__row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--line); }
.foot__mail { text-decoration: none; color: var(--accent); }
.foot--slim { display: flex; justify-content: space-between; gap: 12px; padding: 16px var(--gutter); border-top: 1px solid var(--line); flex-wrap: wrap; }
.foot--slim a { text-decoration: none; }

/* scroll reveal (only when JS is on) */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1); }
.js .reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
    .js .reveal { opacity: 1; transform: none; }
}