:root { --paper: #f6f2e9; --ink: #111313; --muted: #6c6c64; --line: rgba(17,19,19,.14); --light-line: rgba(255,255,255,.17); --pink: #ff70e8; --orange: #ff8a3d; --yellow: #ffd84d; --green: #78f58a; --cyan: #62e8e8; --blue: #4d83ff; --mono: 'DM Mono', monospace; --ease: cubic-bezier(.2,.8,.2,1); }
*, *::before, *::after { box-sizing: border-box; } html { scroll-behavior: smooth; } body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, Helvetica, Arial, sans-serif; line-height: 1.5; overflow-x: hidden; } a { color: inherit; } button { font: inherit; }
.workflow-noise { position: fixed; inset: 0; z-index: 30; pointer-events: none; opacity: .023; mix-blend-mode: multiply; background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }.page-width { width: min(1100px, calc(100vw - 64px)); margin-inline: auto; }
.workflow-nav { position: fixed; top: 16px; left: 50%; z-index: 50; display: flex; align-items: center; justify-content: space-between; width: min(780px, calc(100vw - 64px)); height: 56px; padding: 0 22px; transform: translateX(-50%); border: 1px solid rgba(255,255,255,.48); border-radius: 999px; background: rgba(247,245,238,.68); box-shadow: 0 8px 28px rgba(17,17,17,.1), inset 0 1px 0 rgba(255,255,255,.8); backdrop-filter: blur(24px) saturate(1.3); -webkit-backdrop-filter: blur(24px) saturate(1.3); transition: all .45s var(--ease); }.workflow-nav.scrolled { width: min(700px, calc(100vw - 64px)); height: 48px; background: rgba(247,245,238,.80); }.workflow-logo { font-weight: 700; letter-spacing: .04em; text-decoration: none; }.workflow-logo span { color: var(--orange); }.workflow-nav-links, .workflow-nav-right { display: flex; align-items: center; gap: 22px; }.workflow-nav-links a, .workflow-back, .workflow-github { color: var(--muted); font: 10px var(--mono); text-decoration: none; transition: color .2s ease, transform .2s ease; }.workflow-nav-links a:hover, .workflow-back:hover, .workflow-github:hover { color: var(--ink); transform: translateY(-1px); }.workflow-back { display: inline-flex; gap: 7px; }.workflow-back span { color: var(--orange); font-size: 17px; }.workflow-github { display: inline-flex; align-items: center; gap: 6px; color: var(--ink); }.workflow-github svg { width: 15px; height: 15px; }
.workflow-hero { min-height: 790px; overflow: hidden; position: relative; color: #f7f5ee; background: var(--ink); }.workflow-hero::after { content: ''; position: absolute; top: 0; right: 22%; bottom: 0; width: 1px; background: rgba(255,255,255,.08); transform: rotate(18deg); transform-origin: top; }.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1fr) minmax(430px,.9fr); align-items: center; min-height: 790px; gap: 60px; }.hero-copy { padding-top: 70px; }.kicker, .eyebrow, .card-top, .panel-top, .assistant-note { color: var(--muted); font: 10px var(--mono); letter-spacing: .1em; text-transform: uppercase; }.kicker { color: rgba(247,245,238,.52); margin: 0 0 34px; }.hero-copy h1 { max-width: 590px; margin: 0; font-size: clamp(72px,11vw,148px); line-height: .82; letter-spacing: -.07em; }.hero-copy em, .assistant-box em, .archive-copy em, .future-section em { color: var(--orange); font-style: normal; }.hero-lead { margin: 50px 0 0; font-size: 20px; font-weight: 600; }.hero-intro { margin: 20px 0 0; color: rgba(247,245,238,.63); font-size: 14px; line-height: 1.9; }.scroll-cue { display: inline-flex; align-items: center; gap: 10px; margin-top: 48px; color: rgba(247,245,238,.7); font: 10px var(--mono); text-decoration: none; text-transform: uppercase; }.scroll-cue span { display: grid; width: 30px; height: 30px; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: 16px; }.hero-rings { position: absolute; top: 130px; right: -50px; width: 580px; height: 580px; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; box-shadow: 0 0 0 72px rgba(255,255,255,.035), 0 0 0 73px rgba(255,255,255,.1), 0 0 0 145px rgba(255,255,255,.025); transform: rotate(-18deg); }
.card-swap-stage { position: relative; height: 570px; z-index: 2; }.card-swap-container { position: absolute; right: 5%; bottom: 50px; width: min(440px,100%); height: 410px; perspective: 900px; }.workflow-card { position: absolute; top: 50%; left: 50%; display: flex; flex-direction: column; align-items: flex-start; width: 360px; height: 320px; padding: 24px; overflow: hidden; border: 1px solid rgba(255,255,255,.25); border-radius: 12px; color: var(--ink); text-align: left; cursor: pointer; transform-style: preserve-3d; box-shadow: 0 26px 55px rgba(0,0,0,.25); will-change: transform; transition: border-color .2s ease; }.workflow-card:hover { border-color: #fff; }.card-top { display: flex; width: 100%; justify-content: space-between; color: rgba(17,19,19,.64); }.card-top b { font-weight: 400; }.card-mark { margin-top: 48px; font: 44px var(--mono); line-height: 1; }.workflow-card strong { margin-top: 18px; font-size: 34px; line-height: 1; letter-spacing: -.055em; }.workflow-card > span:not(.card-top):not(.card-mark) { margin-top: 10px; font-size: 12px; opacity: .7; }.card-photo { position: absolute; right: -24px; bottom: -36px; width: 165px; height: 145px; border-radius: 50%; opacity: .54; background-position: center; background-size: cover; mix-blend-mode: multiply; transform: rotate(-12deg); }.photo-one { background-image: url('../images/photography/1785261471285-640.webp'); }.photo-two { background-image: url('../images/photography/1785261471244-640.webp'); }.photo-three { background-image: url('../images/photography/1785261471324-640.webp'); }.photo-four { background-image: url('../images/photography/1785261471385-640.webp'); }.photo-five { background-image: url('../images/photography/1785261471174-640.webp'); }.card-learning { background: var(--yellow); }.card-solving { background: var(--pink); }.card-building { background: var(--cyan); }.card-creating { background: var(--orange); }.card-sharing { background: var(--green); }.swap-status { position: absolute; right: 6%; bottom: 12px; color: rgba(247,245,238,.46); font: 10px var(--mono); letter-spacing: .08em; }.swap-status i { display: inline-block; width: 6px; height: 6px; margin-right: 8px; border-radius: 50%; background: var(--green); }.swap-status b { margin-left: 14px; color: var(--orange); font-size: 16px; }
.loop-section, .streams-section { padding: 130px 0 150px; }.row-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; }.section-heading h2 { margin: 18px 0 0; font-size: clamp(42px,6vw,76px); line-height: .92; letter-spacing: -.06em; }.row-heading > p { max-width: 275px; margin: 0 0 4px; color: var(--muted); font-size: 13px; line-height: 1.8; text-align: right; }.loop-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; margin-top: 70px; }.loop-card { min-height: 270px; padding: 20px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 8px; transition: transform .35s var(--ease), box-shadow .35s ease; }.loop-card:hover { transform: translateY(-8px); box-shadow: 0 20px 36px rgba(17,17,17,.1); }.loop-card > span { font: 10px var(--mono); opacity: .58; }.loop-card strong { margin-top: auto; font-size: 24px; letter-spacing: -.05em; }.loop-card p { margin: 12px 0 0; font-size: 12px; line-height: 1.7; opacity: .66; }.loop-card b { margin-top: 25px; font: 22px var(--mono); opacity: .55; }.loop-learn { background: var(--yellow); }.loop-solve { background: var(--pink); }.loop-build { background: var(--cyan); }.loop-create { background: var(--orange); }.loop-share { background: var(--green); }.data-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-top: 70px; padding-top: 22px; border-top: 1px solid var(--line); }.data-strip div { display: flex; align-items: baseline; gap: 10px; }.data-strip strong { font: 500 34px/1 var(--mono); letter-spacing: -.08em; }.data-strip span { color: var(--muted); font: 10px/1.4 var(--mono); }
.phase-section { padding: 0 0 150px; }.phase-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 70px; }.phase-card { min-height: 260px; padding: 22px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 8px; transition: transform .35s var(--ease), box-shadow .35s ease; }.phase-card:hover { transform: translateY(-8px); box-shadow: 0 20px 36px rgba(17,17,17,.1); }.phase-number { display: grid; width: 38px; height: 38px; place-items: center; border: 1px solid rgba(17,19,19,.24); border-radius: 50%; font: 10px var(--mono); }.phase-card h3 { margin: auto 0 12px; font-size: 23px; letter-spacing: -.05em; }.phase-card p { margin: 0; color: rgba(17,19,19,.66); font-size: 12px; line-height: 1.75; }.phase-card small { margin-top: 22px; color: rgba(17,19,19,.54); font: 10px/1.65 var(--mono); }.phase-idea { background: var(--yellow); }.phase-gpt { background: var(--pink); }.phase-codex { background: var(--cyan); }.phase-review { background: var(--orange); }.phase-github { background: var(--green); }.phase-site { background: var(--blue); color: #fff; }.phase-site p, .phase-site small { color: rgba(255,255,255,.72); }.phase-route { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 52px; color: var(--muted); font: 10px var(--mono); }.phase-route span { padding: 10px 14px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.34); }.phase-route b { color: var(--orange); font-size: 16px; font-weight: 400; }
.algorithm-section { padding: 130px 0 150px; color: #f7f5ee; background: var(--ink); }.light .eyebrow { color: rgba(247,245,238,.5); }.light h2 { color: #f7f5ee; }.light > p { color: rgba(247,245,238,.58); }.algorithm-flow { position: relative; display: grid; grid-template-columns: repeat(5,1fr); gap: 16px; margin-top: 86px; }.flow-line { position: absolute; top: 29px; right: 9%; left: 9%; height: 1px; background: rgba(255,255,255,.28); }.flow-line::after { content: ''; position: absolute; left: -20%; width: 20%; height: 1px; background: var(--orange); animation: flow 3.4s linear infinite; }.algorithm-flow article { position: relative; z-index: 1; }.algorithm-flow article > span { display: grid; width: 58px; height: 58px; place-items: center; border: 1px solid rgba(255,255,255,.36); border-radius: 50%; background: var(--ink); color: var(--yellow); font: 10px var(--mono); }.algorithm-flow article:nth-of-type(3) > span { color: var(--pink); }.algorithm-flow article:nth-of-type(4) > span { color: var(--cyan); }.algorithm-flow article:nth-of-type(5) > span { color: var(--orange); }.algorithm-flow article:nth-of-type(6) > span { color: var(--green); }.algorithm-flow strong { display: block; margin-top: 30px; font-size: 23px; }.algorithm-flow p { margin: 10px 0 8px; font-size: 13px; }.algorithm-flow small { display: block; max-width: 155px; color: rgba(247,245,238,.45); font: 10px/1.7 var(--mono); }.algorithm-output { display: flex; align-items: center; gap: 25px; margin-top: 80px; padding: 23px 0; border-top: 1px solid var(--light-line); border-bottom: 1px solid var(--light-line); }.algorithm-output span { color: var(--orange); font: 10px var(--mono); letter-spacing: .1em; }.algorithm-output strong { font-size: 17px; font-weight: 500; }
.streams-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 70px; }.stream-panel { min-height: 480px; padding: 25px; border: 1px solid var(--line); border-radius: 8px; background: #e9e3d7; }.stream-panel-dark { color: #f7f5ee; background: var(--ink); }.panel-top { display: flex; justify-content: space-between; }.stream-list { display: grid; gap: 6px; width: min(280px,100%); margin: 55px auto 0; }.stream-list span { padding: 10px 18px; border: 1px solid var(--line); border-radius: 999px; font: 11px var(--mono); text-align: center; }.stream-list span:nth-of-type(1) { background: var(--yellow); }.stream-list span:nth-of-type(2) { background: var(--orange); }.stream-list span:nth-of-type(3) { background: var(--pink); }.stream-list span:nth-of-type(4) { background: var(--cyan); }.stream-list span:nth-of-type(5) { background: var(--green); }.stream-list span:nth-of-type(6) { background: var(--blue); color: #fff; }.stream-list span:nth-of-type(7) { background: #fffaf1; }.stream-list i { color: var(--muted); font: 12px var(--mono); font-style: normal; text-align: center; }.creation-copy { margin-top: 125px; }.creation-copy strong { font-size: clamp(28px,4vw,48px); line-height: .98; letter-spacing: -.06em; }.creation-copy p { color: rgba(247,245,238,.56); font: 11px/1.8 var(--mono); }.creation-tags { display: flex; gap: 8px; margin-top: 48px; padding-top: 15px; border-top: 1px solid var(--light-line); }.creation-tags span { color: var(--yellow); font: 10px var(--mono); }
.assistant-section { padding: 0 0 150px; }.assistant-box { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; padding: 42px; border-radius: 8px; color: #f7f5ee; background: var(--blue); }.assistant-box h2 { margin: 20px 0 0; font-size: clamp(38px,5vw,64px); line-height: .92; letter-spacing: -.06em; }.assistant-box > div:last-child { align-self: end; }.assistant-box p { max-width: 350px; font: 12px/1.8 var(--mono); }.assistant-note { display: block; margin-top: 45px; color: rgba(247,245,238,.66); }
.archive-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; padding: 130px 0 160px; border-top: 1px solid var(--line); }.archive-copy h2 { margin: 18px 0 0; font-size: clamp(42px,6vw,76px); line-height: .92; letter-spacing: -.06em; }.archive-copy p { max-width: 300px; margin-top: 32px; color: var(--muted); font-size: 13px; line-height: 1.9; }.archive-map { position: relative; min-height: 390px; border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }.archive-root, .archive-item { position: absolute; border: 1px solid var(--line); border-radius: 7px; }.archive-root { top: 50%; left: 42%; width: 180px; height: 100px; padding: 18px; display: flex; flex-direction: column; justify-content: center; background: var(--yellow); }.archive-root small { font: 10px var(--mono); opacity: .55; }.archive-root strong { font-size: 24px; letter-spacing: -.05em; }.archive-item { width: 155px; padding: 12px 14px; font: 11px/1.45 var(--mono); }.archive-item b { float: right; color: var(--orange); font-size: 18px; }.archive-one { top: 6%; left: 4%; background: var(--pink); }.archive-two { top: 11%; right: 0; background: var(--cyan); }.archive-three { bottom: 7%; left: 0; background: var(--orange); }.archive-four { right: 3%; bottom: 10%; background: var(--green); }.future-section { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; padding: 130px 0 170px; border-top: 1px solid var(--line); }.future-section h2 { margin: 18px 0 0; font-size: clamp(42px,6vw,76px); line-height: .92; letter-spacing: -.06em; }.future-section p { max-width: 350px; margin-top: 32px; color: var(--muted); font-size: 14px; line-height: 1.9; }.future-list { align-self: end; display: grid; gap: 18px; }.future-list span { display: flex; justify-content: space-between; padding-bottom: 13px; border-bottom: 1px solid var(--line); font-size: 17px; }.future-list b { color: var(--orange); font-size: 25px; font-weight: 400; }.workflow-footer { display: flex; align-items: center; justify-content: space-between; padding: 30px max(32px,calc((100vw - 1100px)/2)) 42px; background: var(--ink); color: rgba(255,255,255,.44); font: 10px var(--mono); }.workflow-footer .workflow-logo { color: #fff; }.workflow-footer a:last-child { color: var(--yellow); text-decoration: none; }
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s var(--ease); }.is-visible { opacity: 1; transform: none; } @keyframes flow { to { transform: translateX(600%); } }
@media (max-width: 900px) { .workflow-nav-links { display: none; }.hero-inner { grid-template-columns: 1fr; gap: 0; padding-top: 120px; min-height: 1080px; }.workflow-hero { min-height: 1080px; }.card-swap-stage { height: 480px; }.card-swap-container { right: 0; bottom: 40px; }.loop-grid { grid-template-columns: repeat(3,1fr); }.phase-grid { grid-template-columns: repeat(2,1fr); }.algorithm-flow { grid-template-columns: repeat(3,1fr); row-gap: 50px; }.flow-line { display: none; }.archive-section { grid-template-columns: 1fr; gap: 65px; } }
@media (max-width: 600px) { .page-width, .workflow-nav { width: calc(100vw - 40px); }.workflow-nav { top: 12px; height: 52px; padding: 0 17px; }.workflow-nav-right { gap: 12px; }.workflow-back { font-size: 0; }.workflow-back span { font-size: 20px; }.workflow-github { font-size: 0; }.workflow-github svg { width: 19px; height: 19px; }.workflow-hero, .hero-inner { min-height: 940px; }.hero-copy h1 { font-size: clamp(65px,19vw,100px); }.hero-lead { margin-top: 36px; font-size: 17px; }.hero-intro { font-size: 13px; }.hero-rings { top: 390px; right: -230px; width: 420px; height: 420px; }.card-swap-stage { height: 390px; margin-top: 26px; }.card-swap-container { right: -8%; bottom: 30px; width: 390px; height: 340px; transform: scale(.86); transform-origin: right bottom; }.workflow-card { width: 320px; height: 290px; padding: 20px; }.card-mark { margin-top: 35px; }.workflow-card strong { font-size: 29px; }.swap-status { right: 0; font-size: 8px; }.loop-section, .phase-section, .algorithm-section, .streams-section, .archive-section, .future-section { padding-top: 90px; padding-bottom: 105px; }.row-heading { display: block; }.row-heading > p { margin-top: 24px; text-align: left; }.section-heading h2, .archive-copy h2, .future-section h2 { font-size: 52px; }.loop-grid, .phase-grid { grid-template-columns: repeat(2,1fr); margin-top: 50px; }.loop-card { min-height: 210px; padding: 16px; }.loop-card strong { font-size: 19px; }.loop-card p { font-size: 11px; }.loop-card:nth-child(3) { grid-column: span 2; }.phase-card { min-height: 235px; padding: 16px; }.phase-card h3 { font-size: 19px; }.phase-card p { font-size: 11px; }.phase-card small { font-size: 9px; }.phase-route { justify-content: flex-start; gap: 8px; line-height: 1.4; }.phase-route span { padding: 8px 10px; }.data-strip { grid-template-columns: repeat(2,1fr); margin-top: 50px; gap: 26px 10px; }.data-strip strong { font-size: 27px; }.algorithm-flow { grid-template-columns: 1fr 1fr; margin-top: 58px; gap: 38px 20px; }.algorithm-flow strong { margin-top: 20px; }.algorithm-output { align-items: flex-start; gap: 13px; }.algorithm-output strong { font-size: 14px; }.streams-grid, .assistant-box { grid-template-columns: 1fr; }.streams-grid { margin-top: 50px; }.stream-panel { min-height: 430px; }.creation-copy { margin-top: 100px; }.assistant-section { padding-bottom: 105px; }.assistant-box { gap: 45px; padding: 26px; }.assistant-note { margin-top: 28px; }.archive-map { min-height: 430px; }.archive-root { left: calc(50% - 90px); }.archive-item { width: 132px; }.archive-one { left: 0; }.archive-two { right: 0; }.archive-three { left: 0; }.archive-four { right: 0; }.future-section { display: block; }.future-list { margin-top: 55px; }.workflow-footer { display: grid; gap: 15px; padding: 28px 20px 34px; font-size: 9px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.reveal { opacity: 1; transform: none; transition: none; }.flow-line::after { animation: none; } }

/* Keep Chinese copy open and readable inside the compact workflow cards. */
.hero-intro, .row-heading > p, .loop-card p, .phase-card p, .phase-card small, .algorithm-flow p, .algorithm-flow small, .algorithm-output strong, .creation-copy p, .assistant-box p, .assistant-note, .archive-copy p, .future-section p { line-height: 1.85; }
.phase-card h3, .workflow-card strong, .assistant-box h2, .archive-copy h2, .future-section h2 { line-height: 1.15; }

/* Keep the desktop card loop in its own visual lane so it never covers the hero title. */
@media (min-width: 901px) {
  .hero-copy { min-width: 0; }
  .hero-copy h1 { width: min(100%, 550px); max-width: 100%; font-size: clamp(72px, 8vw, 110px); letter-spacing: -.08em; white-space: nowrap; }
  .card-swap-stage { min-width: 0; }
  .card-swap-container { right: -10%; }
}

/* The cards use authored system motifs instead of personal photography. */
.card-photo { background-position: center; background-size: cover; mix-blend-mode: multiply; }
.photo-one { background-image: radial-gradient(circle at 30% 30%, rgba(255,255,255,.75) 0 5%, transparent 6%), repeating-linear-gradient(135deg, rgba(17,19,19,.3) 0 2px, transparent 2px 13px); }
.photo-two { background-image: radial-gradient(circle at 68% 35%, rgba(255,255,255,.7) 0 5%, transparent 6%), linear-gradient(90deg, transparent 48%, rgba(17,19,19,.32) 49% 51%, transparent 52%), linear-gradient(0deg, transparent 48%, rgba(17,19,19,.32) 49% 51%, transparent 52%); background-size: auto, 30px 30px, 30px 30px; }
.photo-three { background-image: linear-gradient(135deg, transparent 46%, rgba(17,19,19,.28) 47% 52%, transparent 53%), linear-gradient(45deg, transparent 46%, rgba(255,255,255,.55) 47% 52%, transparent 53%); background-size: 34px 34px; }
.photo-four { background-image: repeating-radial-gradient(ellipse at 50% 100%, rgba(17,19,19,.32) 0 2px, transparent 3px 13px); }
.photo-five { background-image: radial-gradient(circle at 25% 30%, rgba(255,255,255,.72) 0 4%, transparent 5%), radial-gradient(circle at 70% 60%, rgba(17,19,19,.32) 0 5%, transparent 6%), linear-gradient(150deg, transparent 48%, rgba(17,19,19,.25) 49% 51%, transparent 52%); }