:root {
    --ink: #0d0c11;
    --ink-2: #16151b;
    --line: #26252c;
    --text: #f2f2ee;
    --muted: #8b8a93;
    --lime: #c8ff2e;
    --card-w: min(1240px, 92vw);
    --card-h: min(560px, 66vh);
    --sans: 'Inter Tight', 'Helvetica Neue', Arial, sans-serif;
    --mono: 'Geist Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--ink);
    color: var(--text);
    font-family: var(--sans);
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
}

.mono {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

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

.lime {
    color: var(--lime);
}

/* Film grain over everything */
.grain {
    position: fixed;
    inset: 0;
    z-index: 50;
    pointer-events: none;
    opacity: 0.08;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Top bar ---------- */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 4vw;
    pointer-events: none;
}

.topbar > * {
    pointer-events: auto;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
}

.brand-mark {
    display: block;
    width: 40px;
    height: 40px;
}

.brand-name {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.32em;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.35);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 22px;
}

.thumbs {
    display: flex;
    gap: 4px;
    padding: 4px;
    border-radius: 6px;
    background: rgba(13, 12, 17, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.thumbs.is-shown {
    opacity: 1;
    transform: none;
}

.thumb {
    display: grid;
    place-items: center;
    width: 34px;
    height: 40px;
    border-radius: 3px;
    border: 1px solid transparent;
    background: var(--thumb, #444);
    color: var(--ink);
    font-family: var(--mono);
    font-size: 10px;
    text-decoration: none;
    opacity: 0.55;
    transition: opacity 0.25s ease, border-color 0.25s ease;
}

.thumb:hover,
.thumb.is-active {
    opacity: 1;
}

.thumb.is-active {
    border-color: var(--lime);
}

.topbar-buttons {
    display: flex;
    gap: 3px;
    padding: 3px;
    border-radius: 6px;
    background: rgba(13, 12, 17, 0.55);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 40px;
    padding: 0 16px;
    border-radius: 4px;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.06em;
    text-decoration: none;
}

.btn-light {
    background: #f4f4f1;
    color: var(--ink);
}

.btn-light:hover {
    background: #ffffff;
}

.btn-lime {
    background: var(--lime);
    color: var(--ink);
}

.pulse {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--ink);
    animation: pulse 1.6s ease-in-out infinite;
}

@keyframes pulse {
    50% { opacity: 0.2; }
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 620px;
    overflow: hidden;
}

.hero {
    background: #06080c;
}

/* Blurred, darker copy of the clip fills the frame behind the sharp one */
.hero-video-bg {
    position: absolute;
    inset: -60px;
    width: calc(100% + 120px);
    height: calc(100% + 120px);
    object-fit: cover;
    filter: blur(36px) brightness(0.55) saturate(1.1);
}

.hero-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(6, 8, 12, 0.7) 0%, rgba(6, 8, 12, 0.2) 55%, rgba(6, 8, 12, 0) 100%);
}

.hero-video {
    position: absolute;
    top: 50%;
    right: 6vw;
    height: min(82vh, 860px);
    aspect-ratio: 9 / 16;
    margin: 0;
    transform: translateY(-46%);
    overflow: hidden;
    border-radius: 6px;
    background: #000;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.55);
}

.run-video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-video figcaption {
    position: absolute;
    left: 10px;
    bottom: 10px;
    padding: 5px 7px;
    border-radius: 3px;
    background: var(--lime);
    color: var(--ink);
    font-size: 9.5px;
}

.hero-card {
    position: absolute;
    left: 4vw;
    bottom: 12vh;
    width: min(680px, 52vw);
    border-radius: 6px;
    background: rgba(32, 33, 36, 0.86);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.hero-card-top {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-card-body {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    padding: 80px 8px 8px 16px;
}

.hero h1 {
    margin: 0 0 4px;
    font-size: clamp(38px, 5.4vw, 64px);
    font-weight: 500;
    line-height: 0.95;
    letter-spacing: -0.035em;
}

.cta {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    flex-shrink: 0;
    min-width: 170px;
    padding: 12px;
    border-radius: 4px;
    background: var(--lime);
    color: var(--ink);
    font-family: var(--mono);
    font-size: 11px;
    line-height: 1.35;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition: transform 0.2s ease;
}

.cta:hover {
    transform: translateY(-2px);
}

/* ---------- Stacked stages ---------- */
.stack {
    position: relative;
}

.stage {
    height: 160vh;
}

.stage,
.sample {
    position: relative;
    background:
        radial-gradient(120% 80% at 20% 10%, var(--bg-a) 0%, transparent 60%),
        radial-gradient(90% 90% at 90% 90%, color-mix(in srgb, var(--bg-a) 70%, #000) 0%, transparent 70%),
        var(--bg-b);
    overflow: clip;
}

/* Topographic contour texture, like fabric seen up close */
.stage::before,
.sample::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.16;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='600' height='600' viewBox='0 0 600 600'%3E%3Cg fill='none' stroke='%23ffffff' stroke-width='1'%3E%3Cpath d='M-20 80 C 120 20, 220 140, 360 70 S 560 40, 620 110'/%3E%3Cpath d='M-20 130 C 110 70, 230 190, 360 120 S 560 90, 620 160'/%3E%3Cpath d='M-20 180 C 100 120, 240 240, 360 170 S 560 140, 620 210'/%3E%3Cpath d='M-20 230 C 90 170, 250 290, 360 220 S 560 190, 620 260'/%3E%3Cpath d='M-20 290 C 120 240, 210 350, 350 290 S 570 250, 620 320'/%3E%3Cpath d='M-20 350 C 130 300, 200 410, 340 350 S 580 310, 620 380'/%3E%3Cpath d='M-20 410 C 140 360, 190 470, 330 410 S 590 370, 620 440'/%3E%3Cpath d='M-20 470 C 150 420, 180 530, 320 470 S 600 430, 620 500'/%3E%3Cpath d='M-20 530 C 160 480, 170 590, 310 530 S 610 490, 620 560'/%3E%3C/g%3E%3C/svg%3E");
    background-size: 600px 600px;
}

.card {
    position: sticky;
    top: calc((100vh - var(--card-h)) / 2 + 30px);
    display: grid;
    grid-template-columns: minmax(220px, 1fr) minmax(0, 2.15fr) minmax(250px, 1.05fr);
    gap: 6px;
    width: var(--card-w);
    height: var(--card-h);
    margin: 0 auto;
    padding: 6px;
    border-radius: 6px;
    background: var(--ink);
    box-shadow: 0 40px 90px rgba(0, 0, 0, 0.45), 0 2px 0 rgba(255, 255, 255, 0.04) inset;
    transform-origin: 50% 0%;
    will-change: transform;
}

.card-left {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 10px 8px 6px;
}

.card-left h2 {
    margin: 0;
    font-size: clamp(26px, 2.6vw, 40px);
    font-weight: 500;
    line-height: 1.02;
    letter-spacing: -0.03em;
}

.card-label {
    margin: 0;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}

.card-visual {
    position: relative;
    overflow: hidden;
    border-radius: 3px;
    background: var(--panel);
}

.viz {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.viz-tag {
    position: absolute;
    left: 10px;
    bottom: 10px;
    padding: 4px 6px;
    border-radius: 3px;
    background: rgba(13, 12, 17, 0.75);
    color: var(--muted);
    font-size: 9px;
}

.card-right {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 12px;
    padding: 8px 6px 6px;
}

.card-right h3 {
    margin: 0;
    padding-top: 12px;
    border-top: 1px solid var(--line);
    font-size: clamp(20px, 1.8vw, 26px);
    font-weight: 500;
    letter-spacing: -0.02em;
}

.card-body {
    margin: 0;
    color: #c9c8cf;
    font-size: 13px;
    line-height: 1.45;
}

.card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}

.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
}

.dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
}

.dot-live {
    background: var(--lime);
    box-shadow: 0 0 10px var(--lime);
}

.dot-tune {
    background: #ffb347;
    box-shadow: 0 0 10px #ffb347;
}

.dot-rnd {
    background: #a99fc0;
    box-shadow: 0 0 10px #a99fc0;
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.chip {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 10px;
    border-radius: 3px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.chip-light {
    background: #f4f4f1;
    border-color: #f4f4f1;
    color: var(--ink);
}

.card-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}

.card-foot b {
    color: var(--text);
    font-weight: 400;
}

.stage-dots {
    display: flex;
    gap: 5px;
}

.stage-dots i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--c);
    opacity: 0.35;
}

.stage-dots i.is-current {
    opacity: 1;
    outline: 1px solid var(--text);
    outline-offset: 2px;
}

/* ---------- Real run sample ---------- */
.sample {
    --bg-a: #1b2c3e;
    --bg-b: #06080c;
    --panel: #0b0d12;
    padding: 16vh 0;
}

.sample .card {
    position: relative;
    top: 0;
}

.turn-frames {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    align-items: center;
    gap: 8px;
    padding: 14px 14px 44px;
}

.turn-frame {
    margin: 0;
}

.turn-frame img {
    display: block;
    width: 100%;
    aspect-ratio: 9 / 16;
    object-fit: cover;
    border-radius: 3px;
    outline: 2px solid transparent;
    outline-offset: 2px;
    opacity: 0.55;
    transition: opacity 0.25s ease, outline-color 0.25s ease;
}

.turn-frame figcaption {
    margin-top: 10px;
    color: var(--muted);
    font-size: 10px;
    transition: color 0.25s ease;
}

.turn-frame.is-current img {
    opacity: 1;
    outline-color: var(--lime);
}

.turn-frame.is-current figcaption {
    color: var(--lime);
}

.stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 10px;
    margin: 0;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}

.stats dt {
    font-size: 10px;
}

.stats dd {
    margin: 4px 0 0;
    font-size: 22px;
    letter-spacing: -0.02em;
}

.turn-strip {
    position: relative;
    height: 30px;
    border-radius: 3px;
    background: var(--ink-2);
    border: 1px solid var(--line);
}

.turn-mark {
    position: absolute;
    top: 4px;
    bottom: 4px;
    display: grid;
    place-items: center;
    width: 20px;
    margin-left: -10px;
    border-radius: 2px;
    background: #2a2930;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 9px;
    transition: background 0.2s ease, color 0.2s ease;
}

.turn-mark.is-current {
    background: var(--lime);
    color: var(--ink);
}

.turn-head {
    position: absolute;
    top: -3px;
    bottom: -3px;
    width: 2px;
    margin-left: -1px;
    background: var(--text);
}

.turn-now {
    color: var(--text);
}

/* ---------- Outro ---------- */
.outro {
    padding: 22vh 4vw 12vh;
    background: var(--ink);
}

.outro-statement {
    max-width: 980px;
    margin: 0 auto;
    font-size: clamp(30px, 4.2vw, 58px);
    font-weight: 500;
    line-height: 1.04;
    letter-spacing: -0.035em;
    text-align: center;
}

.outro-note {
    margin: 32px auto 0;
    text-align: center;
}

.skills {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    max-width: 1240px;
    margin: 14vh auto 0;
}

.skill {
    padding: 18px 18px 40px;
    border-radius: 6px;
    background: var(--ink-2);
    border: 1px solid var(--line);
}

.skill p {
    margin: 0;
}

.skill p + p {
    margin-top: 28px;
    color: #c9c8cf;
    font-size: 16px;
    line-height: 1.35;
}

.footer {
    display: flex;
    justify-content: space-between;
    padding: 28px 4vw;
    border-top: 1px solid var(--line);
}

.footer a {
    text-decoration: none;
}

.footer a:hover {
    color: var(--lime);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
    .card {
        grid-template-columns: minmax(0, 1.4fr) minmax(220px, 1fr);
        grid-template-rows: auto 1fr;
        --card-h: min(720px, 80vh);
    }

    .card-left {
        grid-column: 1 / -1;
        flex-direction: row;
        align-items: flex-end;
        gap: 20px;
        padding-bottom: 10px;
    }

    .card-label {
        flex-shrink: 0;
        border-top: 0;
    }

    .thumbs {
        display: none;
    }
}

@media (max-width: 720px) {
    .topbar {
        padding: 16px 5vw 28px;
        background: linear-gradient(180deg, rgba(13, 12, 17, 0.85), rgba(13, 12, 17, 0));
    }

    .hero-card {
        left: 50%;
        bottom: 6vh;
        width: 92vw;
        transform: translateX(-50%);
    }

    .hero-card-body {
        flex-direction: column;
        align-items: stretch;
        padding-top: 48px;
    }

    .hide-sm {
        display: none;
    }

    .stage {
        height: auto;
        padding: 14vh 0;
    }

    .card {
        position: relative;
        top: 0;
        grid-template-columns: 1fr;
        grid-template-rows: none;
        height: auto;
    }

    .card-left {
        flex-direction: column;
        align-items: stretch;
    }

    .card-visual {
        aspect-ratio: 10 / 7;
    }

    .turn-frames {
        aspect-ratio: auto;
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-video {
        inset: 0;
        height: auto;
        aspect-ratio: auto;
        transform: none;
        border-radius: 0;
    }

    .hero-video figcaption {
        top: 78px;
        bottom: auto;
        left: 5vw;
    }

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

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .pulse {
        animation: none;
    }
}