/* Chapter 1 — kinetic poster on yellow */
body.ch1 { background-color: var(--yel); }
.k-title { margin-top: 28px; letter-spacing: -.04em; line-height: 1; display: flex; flex-wrap: wrap; align-items: flex-end; gap: 4px 22px; }
.k-title span { display: inline-block; }
.k-title .a { font-size: clamp(44px, 7vw, 112px); transform: rotate(-4deg); }
.k-title .b { font-size: clamp(44px, 7vw, 112px); transform: rotate(3deg) translateY(10px); }
.k-title .br { flex-basis: 100%; height: 0; }
.k-title .c { font-size: clamp(30px, 4vw, 64px); transform: rotate(-2deg); }
.k-title .d { font-size: clamp(56px, 9vw, 150px); color: var(--red-text); letter-spacing: -.1em; transform: scaleX(.74); transform-origin: left bottom; }
html[data-lang="en"] .k-title .d { letter-spacing: -.06em; }
.ch1 .lede { margin-top: 28px; }

.lab { display: flex; flex-wrap: wrap; gap: 48px; align-items: flex-start; }
.lab > div { min-width: 0; }
.lab-main { flex: 1 1 540px; }
.lab-side { flex: 1 1 400px; }
.lab h3 { font-size: clamp(22px, 2.2vw, 28px); margin-bottom: 14px; }
.lab h3 + .row, .row { display: flex; flex-wrap: wrap; gap: 12px; }
.lab h3:not(:first-child) { margin-top: 30px; }
.sig { padding-left: 12px; }
.sig .dot { width: 28px; height: 28px; border-radius: 50%; box-shadow: inset 0 0 0 3px var(--ink); flex: none; }
.sig .n { font: 800 15px var(--pop); opacity: .75; }
.jar-row { margin-top: 32px; display: flex; flex-wrap: wrap; align-items: flex-end; gap: 28px; }
.jar { flex: 0 1 380px; min-width: 0; }
.jar .lid { width: 47%; height: 36px; margin: 0 auto -6px; border-radius: 10px; background: var(--ink); }
.jar canvas { display: block; width: 100%; aspect-ratio: 380 / 300; border: 6px solid var(--ink); border-top-width: 0; border-radius: 26px 26px 64px 64px; background: rgba(245,244,238,.55); }
.legend { margin-top: 10px; font-size: 14px; display: flex; align-items: center; gap: 8px; }
.legend i { width: 18px; height: 18px; border-radius: 50%; border: 3px dashed var(--ink); background: var(--sheet); flex: none; }
.stat { flex: 1 1 220px; min-width: 0; }
.stat .pct { font: 800 clamp(64px, 7vw, 88px)/1 var(--pop); }
.stat .what { margin-top: 8px; font-family: var(--display); font-weight: 900; font-size: 22px; }
.stat .verdict { margin-top: 14px; font-size: 17px; }
.next { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.next li { aspect-ratio: 9 / 13; border-radius: 18px; border: 4px solid var(--ink); position: relative; overflow: hidden; transition: background-color .3s; }
.next li.x { border-style: dashed; }
.next li span { position: absolute; left: 8px; bottom: 8px; padding: 2px 10px; border-radius: 999px; background: var(--ink); color: var(--yel); font-weight: 700; font-size: 14px; }
.next li:nth-child(odd) { transform: rotate(-2deg); } .next li:nth-child(even) { transform: rotate(1.5deg); }

/* feedback loop */
.loop { list-style: none; counter-reset: s; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0; border-top: 4px solid var(--ink); }
.loop li { counter-increment: s; padding: 20px 20px 24px 0; border-bottom: 4px solid var(--ink); font-size: 17px; position: relative; }
.loop li::before { content: counter(s); display: block; font: 800 56px/1 var(--pop); color: var(--blue); text-shadow: 4px 3px 0 rgba(255,72,176,.85); margin-bottom: 10px; }
.loop li:not(:last-child)::after { content: "→"; position: absolute; right: 14px; top: 26px; font: 800 28px var(--pop); }
.loop li:last-child::after { content: "↻"; position: absolute; right: 14px; top: 22px; font: 800 32px var(--pop); color: var(--red-text); }

/* myths */
.myths { list-style: none; display: grid; gap: 14px; }
.myth button { width: 100%; text-align: left; display: flex; gap: 16px; align-items: baseline; padding: 16px 20px; min-height: 60px; background: var(--sheet); border: 4px solid var(--ink); border-radius: 6px; font-weight: 900; font-family: var(--display); font-size: clamp(18px, 2vw, 24px); line-height: 1.4; }
.myth button .tag { flex: none; font: 800 13px var(--pop); padding: 2px 10px; border-radius: 999px; background: var(--red); color: var(--ink); letter-spacing: .06em; }
.myth button[aria-expanded="true"] .m { text-decoration: line-through; text-decoration-color: var(--red); text-decoration-thickness: 4px; opacity: .7; }
.myth .fact { display: none; margin: -4px 0 0; padding: 18px 20px; background: var(--ink); color: var(--sheet); border-radius: 0 0 6px 6px; font-size: 17px; }
.myth .fact .src { color: var(--yel); }
.myth button[aria-expanded="true"] + .fact { display: block; }
.myth:nth-child(odd) { transform: rotate(-.3deg); } .myth:nth-child(even) { transform: rotate(.4deg); }

.try { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 0 40px; border-top: 4px solid var(--ink); }
.try li { padding: 18px 0; border-bottom: 4px solid var(--ink); font-size: 17px; }
.next li svg { position: absolute; left: 50%; top: 44%; width: 62%; transform: translate(-50%, -50%); filter: drop-shadow(3px 3px 0 rgba(30,42,110,.25)); }
.next li svg { background: rgba(245,244,238,.92); border-radius: 50%; padding: 8%; box-sizing: content-box; width: 52%; border: 3px solid var(--ink); }
.sig { padding-left: 8px; }
.sig .ic { width: 36px; height: 36px; flex: none; display: grid; }

/* pain-point picker and "not lazy" */
.pains { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 330px), 1fr)); gap: 14px; }
.pains button { width: 100%; min-height: 72px; text-align: left; padding: 14px 18px 14px 54px; position: relative; background: var(--sheet); border: 4px solid var(--ink); border-radius: 8px; font-family: var(--display); font-weight: 900; font-size: clamp(17px, 1.6vw, 20px); line-height: 1.45; transition: transform .12s; }
.pains button::before { content: ""; position: absolute; left: 16px; top: 50%; width: 24px; height: 24px; margin-top: -12px; border-radius: 50%; border: 3px solid var(--ink); }
.pains button[aria-pressed="true"] { background: var(--ink); color: var(--yel); transform: rotate(-1deg); }
.pains button[aria-pressed="true"]::before { background: var(--red); border-color: var(--yel); }
.pains li:nth-child(even) button[aria-pressed="true"] { transform: rotate(1deg); }
.pain-out { margin-top: 28px; display: grid; gap: 14px; }
.pain-n { display: flex; align-items: baseline; gap: 10px; font-family: var(--display); font-weight: 900; font-size: clamp(20px, 2.2vw, 28px); }
.pain-n b { font: 800 clamp(72px, 9vw, 120px)/.9 var(--pop); }
.lazy { margin-top: 22px; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 24px 48px; }
.lazy h3 { font-size: 21px; margin-bottom: 12px; }
.lazy .chips { display: flex; flex-wrap: wrap; gap: 10px; }
.lazy .chips .pill-btn { font-size: 16px; min-height: 46px; padding: 0 18px; font-weight: 700; }
.lazy-card { margin-top: 28px; padding: clamp(20px, 3.5vw, 36px); background: var(--ink); color: var(--sheet); border-radius: 10px; box-shadow: 10px 10px 0 var(--pink); display: grid; gap: 14px; max-width: 820px; transform: rotate(-.4deg); font-size: 17px; }
.lazy-card .big { font-family: var(--display); font-weight: 900; font-size: clamp(24px, 3vw, 38px); line-height: 1.3; color: var(--yel); }
.lazy-card .src { color: var(--yel); }
.lazy-card .tip { padding: 14px 18px; background: var(--sheet); color: var(--ink); border-radius: 8px; }
.lazy-card .tip b { display: block; font-family: var(--display); font-weight: 900; }
.bridge-line { font-family: var(--display); font-weight: 900; font-size: clamp(20px, 2.4vw, 30px); line-height: 1.4; margin-bottom: 28px; padding-top: 28px; border-top: 4px solid var(--ink); max-width: 26em; }
.chain { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 6px; align-items: center; margin-bottom: 26px; font-weight: 700; font-size: 15px; }
.chain li { padding: 6px 14px; border-radius: 999px; background: var(--ink); color: var(--yel); white-space: nowrap; }
.chain li:not(:last-child)::after { content: "→"; margin-left: 12px; color: var(--sheet); }
.chain li:last-child::after { content: "↻"; margin-left: 10px; color: var(--pink); font-family: var(--pop); font-weight: 800; }