/* Case-study pages. Loads after site.css and reuses its tokens, fonts, nav and
   iso illustrations; everything here is prefixed c- so it can't collide with the homepage. */

/* hand-drawn box: same wobbly radius + offset shadow as the homepage cards */
.c-card, .c-shot .frame, .c-gate, .c-phase, .c-week {
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: 255px 18px 225px 18px / 18px 225px 18px 255px;
  box-shadow: 5px 5px 0 var(--ink);
}

.c-slide { padding: 88px 0; }
.c-slide.tight { padding-top: 24px; }
.c-slide h2, .c-act h2 { font-size: clamp(34px, 4.4vw, 52px); max-width: 16em; }
.c-lead { font-size: 19px; line-height: 1.6; color: var(--ink-soft); max-width: 44em; margin: 18px 0 0; }
.c-foot { font-size: 17px; color: var(--ink-soft); margin-top: 44px; max-width: 44em; }

.c-card { padding: 24px 26px; }
.c-card h3 { font-size: 22px; }
.c-card p { margin: 8px 0 0; color: var(--ink-soft); font-size: 16px; line-height: 1.6; }
.c-card .n { font: 700 30px/1 Caveat, cursive; color: var(--accent); display: block; margin-bottom: 10px; }
.c-card .layer { font: 700 22px/1 Caveat, cursive; color: var(--accent); display: block; margin-bottom: 6px; }
.c-card .layer em { font-style: normal; color: var(--green-2); margin-left: 6px; }

.c-grid { display: grid; gap: 22px; margin-top: 40px; }
.c-g2 { grid-template-columns: repeat(2, 1fr); }
.c-g3 { grid-template-columns: repeat(3, 1fr); }
.c-g4 { grid-template-columns: repeat(4, 1fr); }
.c-split { display: grid; grid-template-columns: 1fr; gap: 40px; margin-top: 40px; }
.c-stack { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.c-shots { grid-template-columns: 1fr; gap: 40px; }

/* screenshots: taped to the page, slightly off-square */
.c-shot { margin: 0; position: relative; }
.c-shot .frame { padding: 10px; overflow: hidden; transform: rotate(-0.6deg); }
.c-shot:nth-of-type(even) .frame { transform: rotate(0.6deg); }
.c-shot img { display: block; width: 100%; border-radius: 10px; cursor: zoom-in; }
/* click a screenshot to see it full size */
.c-zoom { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 24px; background: color-mix(in oklab, var(--ink) 82%, transparent); cursor: zoom-out; }
.c-zoom img { max-width: 100%; max-height: 100%; border-radius: 10px; border: 2px solid var(--paper); }
.c-shot::before { content: ""; position: absolute; z-index: 1; top: -10px; left: 50%; width: 84px; height: 22px; transform: translateX(-50%) rotate(-3deg); background: color-mix(in oklab, var(--yellow) 70%, transparent); border: 1px solid color-mix(in oklab, var(--ink) 15%, transparent); }
.c-shot figcaption { font: 500 22px/1.25 Caveat, cursive; color: var(--ink-soft); margin-top: 14px; }

.c-gate { display: flex; align-items: baseline; gap: 18px; padding: 16px 24px; margin-top: 30px; font-size: 18px; }
.c-gate b { font: 700 24px/1 Caveat, cursive; color: var(--green-2); white-space: nowrap; }

/* hero */
.c-hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 36px; align-items: center; padding-block: 40px 64px; }
.c-hero h1 { font-size: clamp(40px, 5.4vw, 66px); font-weight: 700; }
.c-hero .sub { font-size: 19px; color: var(--ink-soft); margin: 20px 0 0; max-width: 30em; }
.c-hero .by { margin: 22px 0 0; font-size: 15px; color: var(--ink-soft); }
.c-hero .by b { color: var(--ink); }
.c-art svg { width: 100%; height: auto; display: block; overflow: visible; }

/* act bands: coloured paper + an iso scene, instead of the deck's wave blocks */
.c-act { padding: 72px 0; border-block: 2px solid var(--ink); }
.c-act.blue { background: color-mix(in oklab, var(--blue) 30%, var(--paper)); }
.c-act.yellow { background: color-mix(in oklab, var(--yellow) 32%, var(--paper)); }
.c-act.pink { background: color-mix(in oklab, var(--pink) 32%, var(--paper)); }
.c-act .row { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.c-act .eyebrow { font-size: 28px; }
.c-act h2 { font-size: clamp(48px, 7vw, 84px); font-weight: 700; }
.c-act .c-lead { color: var(--ink); }

.c-phases { display: grid; grid-template-columns: repeat(8, 1fr); gap: 14px; margin-top: 40px; }
.c-phase { padding: 16px 14px 18px; box-shadow: 3px 3px 0 var(--ink); }
.c-phase .p { font: 700 24px/1 Caveat, cursive; color: var(--accent); }
.c-phase h3 { font-size: 18px; margin-top: 8px; }
.c-phase p { font-size: 13.5px; color: var(--ink-soft); margin: 6px 0 0; line-height: 1.45; }

.c-act ul { margin: 14px 0 0; padding-left: 20px; }
.c-act li { color: var(--ink-soft); font-size: 17px; padding: 4px 0; }

.c-qa { display: grid; grid-template-columns: 1fr 1.3fr; gap: 36px; align-items: start; }
.c-qa h3 { font: 700 28px/1.15 Caveat, cursive; letter-spacing: 0; }
.c-qa p { margin: 0; }

.c-demo .c-card a.title { display: block; font-weight: 600; font-size: 21px; line-height: 1.3; text-decoration-thickness: 2px; text-underline-offset: 3px; text-decoration-color: var(--accent); margin-top: 2px; }
.c-demo .c-card a.title:hover { color: var(--accent); }
.c-demo .c-card p { margin-bottom: 18px; }
.c-demo img { display: block; width: 100%; border-radius: 10px; border: 1.5px solid var(--ink); }

.c-closing { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: center; }
.c-weeks { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 28px; }
.c-week { padding: 14px 22px; box-shadow: 3px 3px 0 var(--ink); }
.c-week span { font: 700 22px/1 Caveat, cursive; color: var(--accent); display: block; }
.c-week p { margin: 4px 0 0; }
.c-closing .ctas { margin-top: 30px; }

.c-card:hover, .c-shot:hover .frame { box-shadow: 7px 7px 0 var(--ink); }
.c-card, .c-shot .frame { transition: box-shadow .15s; }

@media (max-width: 960px) {
  .c-g3, .c-qa, .c-hero, .c-act .row, .c-closing { grid-template-columns: 1fr; }
  .c-g4, .c-phases { grid-template-columns: repeat(2, 1fr); }
  .c-qa { gap: 8px; }
}
@media (max-width: 520px) {
  .c-g2, .c-g4 { grid-template-columns: 1fr; }
  .c-slide { padding: 64px 0; }
  .c-act { padding: 56px 0; }
  .c-gate { flex-direction: column; gap: 4px; }
}
@media (prefers-reduced-motion: reduce) {
  .c-card, .c-shot .frame { transition: none; }
}

.c-art-shot .frame { padding: 28px 24px; }
.c-art-shot svg { width: 100%; max-width: 760px; margin: 0 auto; height: auto; display: block; overflow: visible; }
.c-pair { display: grid; grid-template-columns: 1.15fr 1fr; gap: 32px; align-items: start; }
@media (max-width: 860px) { .c-pair { grid-template-columns: 1fr; } }
.c-subhead { font-size: 26px; margin: 64px 0 0; }

/* quick-reference sidebar: fixed in the left margin on wide screens, a button + panel otherwise */
section[data-toc] { scroll-margin-top: 72px; }
.c-toc { position: fixed; z-index: 20; }
.c-toc-title { display: block; font: 700 22px/1 Caveat, cursive; color: var(--accent); margin-bottom: 10px; }
.c-toc ol { list-style: none; margin: 0; padding: 0; }
.c-toc li a { display: block; padding: 4px 0 4px 12px; border-left: 2px solid transparent; font-size: 13.5px; line-height: 1.35; color: var(--ink-soft); text-decoration: none; }
.c-toc li.l1 { margin-top: 8px; }
.c-toc li.l1:first-child { margin-top: 0; }
.c-toc li.l1 a { font-weight: 600; color: var(--ink); }
.c-toc li.l2 a { padding-left: 24px; }
.c-toc li a:hover { color: var(--accent); }
.c-toc li a.active { color: var(--accent); border-left-color: var(--accent); }
.c-toc-panel { background: var(--card); border: 2px solid var(--ink); border-radius: 18px 225px 18px 255px / 255px 18px 225px 18px; box-shadow: 4px 4px 0 var(--ink); padding: 16px 16px 14px 6px; max-height: calc(100vh - 140px); overflow-y: auto; }
.c-toc-btn { display: none; }

@media (min-width: 1624px) {
  .c-toc { top: 96px; left: max(16px, calc((100vw - var(--max)) / 2 - 236px)); width: 210px; }
}
@media (max-width: 1623.98px) {
  .c-toc { right: 16px; bottom: 16px; }
  .c-toc-btn { display: block; font: 700 20px/1 Caveat, cursive; color: var(--paper); background: var(--ink); border: 0; border-radius: 999px; padding: 10px 18px; box-shadow: 3px 3px 0 var(--accent); cursor: pointer; margin-left: auto; }
  .c-toc-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
  .c-toc-panel { display: none; position: absolute; right: 0; bottom: calc(100% + 12px); width: min(260px, calc(100vw - 32px)); max-height: min(70vh, 560px); }
  .c-toc.open .c-toc-panel { display: block; }
}
@media print { .c-toc { display: none; } }

/* ── phase 4 layout ── */
.c-proto { display: grid; grid-template-columns: 1.35fr 1fr; gap: 36px; align-items: center; margin-top: 44px; }
.c-proto-art { margin: 0; background: color-mix(in oklab, var(--pink) 22%, var(--paper)); border: 2px solid var(--ink); border-radius: 255px 18px 225px 18px / 18px 225px 18px 255px; box-shadow: 5px 5px 0 var(--ink); padding: 28px 24px 18px; }
.c-proto-art svg { width: 100%; height: auto; display: block; overflow: visible; }
.c-proto-art figcaption { font: 500 22px/1.25 Caveat, cursive; color: var(--ink-soft); text-align: center; margin-top: 6px; }
.c-proto-shot .frame { transform: rotate(1.2deg); }

.c-steps4 { list-style: none; padding: 0; margin: 48px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 34px; }
.c-steps4 li { position: relative; }
.c-steps4 .n { display: inline-grid; place-items: center; width: 44px; height: 44px; border: 2px solid var(--ink); border-radius: 50% 46% 52% 48%; background: var(--yellow); font: 700 22px/1 Caveat, cursive; box-shadow: 2px 2px 0 var(--ink); }
.c-steps4 li:nth-child(2) .n { background: var(--blue); }
.c-steps4 li:nth-child(3) .n { background: var(--green); }
.c-steps4 li:nth-child(4) .n { background: var(--pink); }
.c-steps4 h3 { font-size: 20px; margin-top: 14px; }
.c-steps4 p { margin: 6px 0 0; font-size: 15.5px; line-height: 1.55; color: var(--ink-soft); }
/* hand-drawn arrow between steps */
.c-steps4 li:not(:last-child)::after { content: ""; position: absolute; top: 12px; right: -30px; width: 30px; height: 20px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 20'%3E%3Cpath d='M2 12 Q 12 4 24 10 M18 5 L25 10 L18 15' fill='none' stroke='%2322201c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center / contain; }
.c-proto-note { margin-top: 44px; max-width: 560px; transform: rotate(-1deg); }
.c-proto-note h3 { margin-bottom: 6px; }
.c-proto-note p { margin: 0; font-size: 16px; line-height: 1.6; color: var(--ink); }
@media (max-width: 960px) {
  .c-proto { grid-template-columns: 1fr; }
  .c-steps4 { grid-template-columns: 1fr 1fr; gap: 28px; }
  .c-steps4 li::after { display: none; }
}
@media (max-width: 520px) { .c-steps4 { grid-template-columns: 1fr; } }

/* ── phase 4 loop: 7s cycle, the three parts fly in 0.8s apart, screen ticks, then resets ── */
.sb-block { transform-box: fill-box; transform-origin: center; animation: sb-fly 7s cubic-bezier(.5, 0, .3, 1) infinite; animation-delay: calc(var(--i) * 0.8s); }
.sb-slot { opacity: 0; animation: sb-slot 7s ease infinite; animation-delay: calc(var(--i) * 0.8s); }
.sb-done { opacity: 0; transform-box: fill-box; transform-origin: center; animation: sb-done 7s ease infinite; }
.sb-book { transform-box: fill-box; transform-origin: center bottom; animation: sb-book 7s ease-in-out infinite; }
@keyframes sb-fly {
  0%, 6% { transform: none; opacity: 1; }
  12% { transform: translate(0, -22px); opacity: 1; }
  26% { transform: translate(var(--dx), var(--dy)) scale(.35); opacity: 1; }
  29% { transform: translate(var(--dx), var(--dy)) scale(.3); opacity: 0; }
  30%, 80% { transform: translate(0, -10px); opacity: 0; }
  88%, 100% { transform: none; opacity: 1; }
}
@keyframes sb-slot { 0%, 25% { opacity: 0; } 30%, 76% { opacity: 1; } 84%, 100% { opacity: 0; } }
@keyframes sb-done { 0%, 52% { opacity: 0; transform: scale(.4); } 58% { opacity: 1; transform: scale(1.15); } 62%, 76% { opacity: 1; transform: scale(1); } 82%, 100% { opacity: 0; transform: scale(1); } }
@keyframes sb-book { 0%, 4%, 40%, 100% { transform: none; } 8% { transform: translateY(-4px) rotate(-1.5deg); } 14% { transform: none; } 20% { transform: translateY(-3px) rotate(1deg); } 26% { transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .sb-block, .sb-slot, .sb-done, .sb-book { animation: none; }
  .sb-slot, .sb-done { opacity: 1; }
  .sb-block { opacity: .35; }
}

/* ── loan hub page ── */
.c-tag { display: inline-block; vertical-align: middle; margin-left: 10px; padding: 2px 12px 3px; border: 1.5px solid var(--ink); border-radius: 999px; font: 700 18px/1.2 Caveat, cursive; color: var(--ink); transform: rotate(2deg); }
.c-tag.ship { background: color-mix(in oklab, var(--green) 35%, var(--card)); }
.c-tag.proto { background: color-mix(in oklab, var(--blue) 35%, var(--card)); }
.c-demo-note { margin-top: 26px; max-width: 34em; }
.c-big { font: 700 clamp(30px, 4.2vw, 50px)/1.15 "Bricolage Grotesque", sans-serif; letter-spacing: -0.02em; max-width: 18em; margin: 0; }
.c-act .c-big { margin-top: 10px; }
.c-flow3 { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.c-flow3 li { position: relative; }
.c-flow3 li:not(:last-child)::after { content: ""; position: absolute; top: 50%; right: -36px; width: 32px; height: 22px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 20'%3E%3Cpath d='M2 12 Q 12 4 24 10 M18 5 L25 10 L18 15' fill='none' stroke='%2322201c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center / contain; }
.c-flow3 .c-card { height: 100%; }
.c-steps5 { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.c-steps5 .c-card { padding: 18px 18px 20px; }
.c-steps5 h3 { font-size: 18px; }
.c-steps5 p { font-size: 14.5px; }
.c-contract { display: flex; gap: 16px; align-items: baseline; margin-top: 22px; padding: 14px 22px; border: 2px dashed var(--ink); border-radius: 14px; background: var(--card); font-size: 17px; }
.c-contract b { font: 700 22px/1 Caveat, cursive; color: var(--accent); white-space: nowrap; }
.c-phone-shot .frame { max-width: 340px; margin: 0 auto; }
.c-table { width: 100%; border-collapse: separate; border-spacing: 0; margin-top: 36px; background: var(--card); border: 2px solid var(--ink); border-radius: 18px; box-shadow: 5px 5px 0 var(--ink); overflow: hidden; font-size: 16px; }
.c-table th { text-align: left; font: 700 20px/1 Caveat, cursive; color: var(--accent); padding: 16px 20px 10px; border-bottom: 1.5px dashed var(--line); }
.c-table td { padding: 16px 20px; border-bottom: 1.5px dashed var(--line); vertical-align: top; color: var(--ink-soft); }
.c-table tr:last-child td { border-bottom: 0; }
.c-table td:first-child { font-weight: 600; color: var(--ink); }
.c-table .after { font: 700 22px/1 "Bricolage Grotesque", sans-serif; color: var(--green-2); }
.c-table .before { font: 600 18px/1 Inter, sans-serif; color: var(--ink-soft); }
.c-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.c-chips span { padding: 6px 14px; border: 1.5px solid var(--ink); border-radius: 999px; background: var(--card); font-size: 15px; font-weight: 500; }
.c-next { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: center; }
@media (max-width: 960px) {
  .c-flow3 { grid-template-columns: 1fr; gap: 20px; }
  .c-flow3 li::after { display: none; }
  .c-steps5 { grid-template-columns: 1fr 1fr; }
  .c-next { grid-template-columns: 1fr; }
  .c-table { font-size: 14.5px; }
  .c-table th, .c-table td { padding: 12px 12px; }
}
@media (max-width: 520px) {
  .c-steps5 { grid-template-columns: 1fr; }
  .c-table .how { display: none; }
}

/* outcomes without real numbers: direction-only meters */
.c-fun .meter { display: block; width: 140px; height: 12px; border: 1.5px solid var(--ink); border-radius: 999px; background: var(--card); overflow: hidden; margin: 3px 0 7px; }
.c-fun .meter i { display: block; height: 100%; width: var(--w); background: var(--steel); border-right: 1.5px solid var(--ink); }
.c-fun .meter.good i { background: var(--green); }
.c-fun td.word { font: 700 22px/1.2 Caveat, cursive; color: var(--green-2); }
@media (max-width: 520px) { .c-fun .meter { width: 90px; } }

.c-icon { display: block; height: 76px; width: auto; max-width: 100%; margin-bottom: 14px; overflow: visible; }