/* Jack of all trades: a notepad page, torn off its spiral (the punched holes along its top), that floats down
   onto a maroon backdrop and sticks. On it, the headline in three voices and the skills in ruled cells, each with
   a doodle and an arrow. A pencil fish swims through the maroon above it (scripts/scenes/jack.js). */

.jack {
  --maroon: #74202a;
  --maroon-deep: #5e1820;
  --paper: #fbf6ee;
  --lavender: #c9c4f2;
  --line: rgba(116, 32, 42, 0.85);
  position: relative;
  overflow: hidden;
  padding: 0 max(16px, 5vw) clamp(72px, 12vh, 140px);
  /* The painting behind it all — a Kathakali dancer and Shreya in a moonlit grove — washed in maroon so the
     page stays in front. The sky (where the fish swims) is the least washed. */
  background:
    linear-gradient(180deg, rgba(60, 14, 22, 0.15) 0, rgba(94, 24, 32, 0.55) 30%, rgba(94, 24, 32, 0.72) 100%),
    var(--painting, none) 50% 0 / cover no-repeat,
    var(--maroon);
  color: var(--maroon);
  perspective: 1400px;
}

/* ── The sea in the maroon above the page ── */

.jack__sea {
  position: relative;
  display: block;
  height: clamp(120px, 18vh, 190px);
  margin: 0 calc(max(16px, 5vw) * -1);
}

.jack__waves {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: rgba(251, 246, 238, 0.35);
  stroke-width: 1.4;
  stroke-linecap: round;
}

.jfish {
  position: absolute;
  left: 0;
  top: 0;
  width: clamp(120px, 13vw, 190px);
  aspect-ratio: 220 / 90;
  color: #f3e3cf;
  will-change: transform;
}

.jfish svg { display: block; width: 100%; height: 100%; overflow: visible; }
.jfish__tail { transform-box: fill-box; transform-origin: 0% 50%; }

/* ── The sheet ── */

.jack__sheet {
  position: relative;
  max-width: 1160px;
  margin: 0 auto;
  transform-origin: 50% 0;
  will-change: transform;
}

/* The paper. Its colour is drawn by ::before, with the holes it was torn from punched through, and a window cut
   where the skills are, so the boxes there are frosted glass over the painting. Its shadow is ::after. */
.jack__paper {
  position: relative;
  z-index: 0;
  padding: clamp(64px, 9vh, 96px) clamp(18px, 4vw, 56px) clamp(44px, 7vh, 72px);
}

.jack__paper::before,
.jack__paper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 2px;
}

.jack__paper::before {
  z-index: -1;
  background: var(--paper);
  -webkit-mask:
    linear-gradient(#000 0 0) var(--cx, 0) var(--cy, 0) / var(--cw, 0) var(--ch, 0) no-repeat,
    radial-gradient(circle at 50% 16px, transparent 0 12px, #000 12.6px) 0 0 / 40px 32px repeat-x,
    linear-gradient(#000 0 0) 0 32px / 100% calc(100% - 32px) no-repeat;
  -webkit-mask-composite: xor, source-over;
  mask:
    linear-gradient(#000 0 0) var(--cx, 0) var(--cy, 0) / var(--cw, 0) var(--ch, 0) no-repeat,
    radial-gradient(circle at 50% 16px, transparent 0 12px, #000 12.6px) 0 0 / 40px 32px repeat-x,
    linear-gradient(#000 0 0) 0 32px / 100% calc(100% - 32px) no-repeat;
  mask-composite: exclude, add;
}

.jack__paper::after {
  z-index: -2;
  top: 20px;
  box-shadow: 0 var(--drop, 14px) var(--blur, 16px) -6px rgba(20, 0, 5, var(--shade, 0.55));
}

/* Tape, pressed on as it lands. */
.jack__tape {
  position: absolute;
  top: 26px;
  width: 92px;
  height: 26px;
  background: rgba(201, 196, 242, 0.75);
  opacity: var(--taped, 1);
  scale: calc(0.6 + var(--taped, 1) * 0.4);
}

.jack__tape--l { left: -26px; rotate: -38deg; }
.jack__tape--r { right: -26px; rotate: 38deg; }

/* The headline, three voices. */
.jack__head {
  display: grid;
  justify-items: center;
  gap: 0.2em;
  margin: 0 0 clamp(36px, 6vh, 56px);
  text-align: center;
  font-weight: inherit;
}

.jack__jack {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(0.85rem, 0.75rem + 0.4vw, 1.05rem);
  font-variation-settings: 'opsz' 14, 'SOFT' 0, 'WONK' 0;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.jack__none {
  font-family: var(--font-display);
  font-weight: 380;
  font-style: normal;
  font-variation-settings: 'opsz' 144, 'SOFT' 0, 'WONK' 0;
  letter-spacing: -0.015em;
  text-transform: none;
  font-size: clamp(2.6rem, 1.4rem + 4.6vw, 5.6rem);
  line-height: 1;
}

.jack__one {
  margin-top: 0.25em;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.25rem, 0.95rem + 1.2vw, 2rem);
  font-variation-settings: 'opsz' 72, 'SOFT' 100, 'WONK' 1;
  text-wrap: balance;
  color: #c2412e;
}

/* The skills: ruled cells, as in a week's schedule. */
.cells {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1.5px solid var(--line);
}

.cells li { border-right: 1.5px solid var(--line); border-bottom: 1.5px solid var(--line); }
.cells li:nth-child(4n) { border-right: 0; }
.cells li:nth-last-child(-n + 4) { border-bottom: 0; }

.cell {
  -webkit-backdrop-filter: blur(10px) saturate(1.1);
  backdrop-filter: blur(10px) saturate(1.1);
  background: rgba(251, 246, 238, 0.66);
  display: grid;
  grid-template-rows: auto 1fr auto;
  justify-items: center;
  gap: 14px;
  width: 100%;
  height: 100%;
  min-height: clamp(170px, 24vh, 220px);
  padding: 22px 16px 18px;
  border: 0;
  color: var(--maroon);
  text-align: center;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}

.cell__icon {
  width: 38px;
  height: 38px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: rotate 0.5s var(--ease-out);
}

.cell__name {
  align-self: center;
  font-family: 'Figtree', var(--font-ui);
  font-weight: 600;
  font-size: clamp(0.92rem, 0.85rem + 0.3vw, 1.08rem);
  line-height: 1.3;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
  text-wrap: balance;
}

.cell__arrow {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  transition: translate 0.35s var(--ease-out), background 0.3s, color 0.3s;
}

.cell__arrow svg { width: 50%; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

/* The first cell inverted, as the reference's first day is. Every cell inverts on hover. */
.cells li:first-child .cell,
.cell:hover,
.cell:focus-visible { background: rgba(116, 32, 42, 0.74); color: var(--paper); }

.cell:hover .cell__arrow,
.cell:focus-visible .cell__arrow { translate: 0 -4px; background: var(--paper); color: var(--maroon); }
.cell:hover .cell__icon { rotate: -8deg; }

/* The nudge beneath. */
.jack__psst {
  max-width: 1160px;
  margin: clamp(28px, 4vh, 44px) auto 0;
  padding: 18px 24px;
  border-radius: 16px;
  background: var(--lavender);
  color: var(--maroon);
  font-family: 'Figtree', var(--font-ui);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-align: center;
  text-transform: uppercase;
  will-change: transform;
}

.jack__psst span {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-left: 10px;
  border-radius: 6px;
  background: var(--maroon);
  color: var(--paper);
  letter-spacing: 0;
}

@media (max-width: 860px) {
  .cells { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cells li:nth-child(4n) { border-right: 1.5px solid var(--line); }
  .cells li:nth-child(2n) { border-right: 0; }
  .cells li:nth-last-child(-n + 4) { border-bottom: 1.5px solid var(--line); }
  .cells li:nth-last-child(-n + 2) { border-bottom: 0; }
  .cell { min-height: 160px; }
  .jack__psst { font-size: 0.72rem; letter-spacing: 0.1em; }
  .jack__tape { width: 64px; height: 20px; top: 22px; }
  .jack__tape--l { left: -18px; }
  .jack__tape--r { right: -18px; }
}

@media (prefers-reduced-motion: reduce) {
  .cell, .cell__arrow, .cell__icon { transition: none; }
}