/* My Sticker Vault: school-supplies look. Paper, ink outlines, Sharpie, label-maker tape. */
:root {
  color-scheme: light;
  --paper: #f3eee3;
  --card: #fffdf7;
  --ink: #1d1a16;
  --muted: #6f6758;
  --rule: #d8cfbd;
  --yellow: #ffd23a;   /* highlighter */
  --blue: #2c55c9;     /* ballpoint */
  --red: #e2432f;      /* red pen */
  --mat: #2e6a4f;      /* cutting mat */
  --common: #8b8578;
  --rare: #2c55c9;
  --epic: #8a3fd1;
  --legendary: #d99a00;
  --hard: 2px 2px 0 var(--ink);
  --on-accent: #1d1a16;
  --marker: "Permanent Marker", "Marker Felt", "Comic Sans MS", cursive;
  font-family: "Archivo", "Helvetica Neue", Arial, sans-serif;
  font-weight: 500;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  color: var(--ink);
  min-height: 100vh; min-height: 100dvh;
  padding-bottom: calc(84px + env(safe-area-inset-bottom));
  -webkit-tap-highlight-color: transparent;
  background-color: var(--paper);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.35 0 0 0 0 0.3 0 0 0 0 0.2 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
button { font: inherit; color: inherit; cursor: pointer; }
[hidden] { display: none !important; }
svg { fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

/* Header */
.top {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 600px; margin: 0 auto; padding: 16px 16px 8px;
}
.logo {
  font-family: var(--marker); font-weight: 400; font-size: clamp(1.25rem, 6.4vw, 1.7rem); margin: 0; line-height: 1.05;
  min-width: 0; overflow-wrap: anywhere;
  transform: rotate(-2deg); letter-spacing: .5px;
}
.chip, .toast, .tray-label {
  /* label-maker tape */
  background: linear-gradient(#2a2724, #121110); color: #f4f1ea;
  font-weight: 700; text-transform: uppercase; letter-spacing: .14em; font-size: .72rem;
  text-shadow: 0 1px 0 rgba(255,255,255,.18), 0 -1px 0 rgba(0,0,0,.6);
  border-radius: 2px;
}
.chip { border: 0; padding: 7px 12px; transform: rotate(1.5deg); }
.chip span { color: var(--yellow); }

main { max-width: 600px; margin: 0 auto; padding: 0 16px; }

/* Bottom nav: binder index tabs */
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  display: flex; justify-content: center; align-items: flex-end; gap: 6px;
  background: var(--card); border-top: 2px solid var(--ink);
  padding: 0 12px env(safe-area-inset-bottom);
  height: calc(64px + env(safe-area-inset-bottom));
}
.tabs button {
  flex: 1; max-width: 150px; height: 46px; margin-top: -2px;
  border: 2px solid var(--ink); border-top: 0; border-radius: 0 0 12px 12px;
  font-weight: 800; font-stretch: 85%; text-transform: uppercase; letter-spacing: .08em; font-size: .85rem;
  background: var(--tab); color: var(--on-accent); opacity: .55; align-self: flex-start;
  transition: height .15s, opacity .15s;
}
.tabs button.on { opacity: 1; height: 56px; }
.t-yellow { --tab: var(--yellow); }
.t-blue { --tab: #8fb1ff; }
.t-red { --tab: #ff9a86; }

/* Generic controls */
.small, .icon, .sel-tools button, .flip-btn {
  border: 2px solid var(--ink); background: var(--card); border-radius: 6px;
  padding: 6px 10px; font-weight: 700; font-size: .85rem; box-shadow: var(--hard);
  transition: transform .06s, box-shadow .06s;
}
.small:active, .icon:active, .sel-tools button:active, .flip-btn:active, .primary:active {
  transform: translate(2px, 2px); box-shadow: 0 0 0 var(--ink);
}
.icon { padding: 4px 6px; line-height: 0; }
.icon svg, .sel-tools svg { width: 20px; height: 20px; }
.icon:disabled { opacity: .35; box-shadow: none; cursor: default; }
.small.on { background: var(--ink); color: var(--card); }
.primary {
  display: block; width: 100%; margin: 16px 0 4px;
  border: 2px solid var(--ink); border-radius: 8px; padding: 14px;
  background: var(--yellow); color: var(--on-accent);
  font-weight: 800; font-size: 1.05rem; letter-spacing: .02em; box-shadow: 3px 3px 0 var(--ink);
}
.field {
  width: 100%; border: 2px solid var(--ink); background: var(--card); color: var(--ink);
  border-radius: 6px; padding: 10px 12px; font: inherit; margin-top: 8px;
}
.field:focus { outline: 3px solid var(--yellow); outline-offset: 0; }
.lbl {
  display: block; font-weight: 800; font-size: .72rem; text-transform: uppercase; letter-spacing: .12em;
  color: var(--muted); margin: 18px 0 8px;
}
.check { display: flex; align-items: center; gap: 10px; margin-top: 16px; font-weight: 700; cursor: pointer; }
.check input {
  appearance: none; width: 20px; height: 20px; margin: 0; border: 2px solid var(--ink); border-radius: 3px;
  background: var(--card); display: grid; place-items: center; cursor: pointer;
}
.check input:checked { background: var(--ink); }
.check input:checked::after { content: ''; width: 5px; height: 10px; border: solid var(--yellow); border-width: 0 3px 3px 0; transform: translateY(-1px) rotate(45deg); }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.section-title { font-family: var(--marker); font-weight: 400; font-size: 1.4rem; margin: 30px 0 12px; }
.section-title span { font-family: "Archivo", sans-serif; font-size: .85rem; font-weight: 700; color: var(--muted); margin-left: 6px; }
.spacer { flex: 1; }
input[type=range] { accent-color: var(--ink); }

/* Sticker rendering */
.stk { position: relative; aspect-ratio: 1; }
.stk img {
  width: 100%; height: 100%; object-fit: contain; display: block;
  filter: drop-shadow(0 2px 2px rgba(0, 0, 0, .25));
  user-select: none; -webkit-user-drag: none; pointer-events: none;
}
.stk .shine {
  position: absolute; inset: 0; pointer-events: none;
  -webkit-mask-size: contain; mask-size: contain;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
  background: linear-gradient(115deg,
    transparent 25%, rgba(255, 0, 170, .5) 38%, rgba(0, 240, 255, .5) 48%,
    rgba(255, 255, 0, .5) 58%, transparent 72%);
  background-size: 300% 300%;
  mix-blend-mode: color-dodge;
  animation: holo 3.2s linear infinite;
}
@keyframes holo { from { background-position: 100% 0; } to { background-position: -200% 0; } }

/* Binder view */
.book-bar { display: flex; align-items: center; gap: 8px; margin: 8px 0 14px; }
#pageLabel { font-weight: 800; font-stretch: 85%; text-transform: uppercase; letter-spacing: .06em; font-size: .9rem; min-width: 7.5em; text-align: center; }
.page {
  position: relative; overflow: hidden; touch-action: none;
  width: min(100%, max(var(--page-min), calc(var(--ph) * .8))); aspect-ratio: 4 / 5; margin: 0 auto;
  border: 2px solid var(--ink); border-radius: 3px 10px 10px 3px; box-shadow: 4px 4px 0 var(--ink);
}
/* loose-leaf papers */
.paper-cream {
  background:
    linear-gradient(90deg, transparent 13%, #f1a3a3 13% calc(13% + 1.5px), transparent calc(13% + 1.5px)),
    repeating-linear-gradient(transparent 0 23px, #b9cde6 23px 24px) 0 34px / 100% 100% no-repeat,
    #fffdf6;
}
.paper-grid {
  background:
    linear-gradient(#d9e5f2 1px, transparent 1px) 0 0 / 100% 20px,
    linear-gradient(90deg, #d9e5f2 1px, transparent 1px) 0 0 / 20px 100%, #fbfdff;
}
.paper-dots { background: radial-gradient(#d6b9c6 1.4px, transparent 1.6px) 0 0 / 18px 18px, #fff8fa; }
.paper-kraft {
  background:
    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='.7' numOctaves='3'/%3E%3CfeColorMatrix values='0 0 0 0 0.3 0 0 0 0 0.2 0 0 0 0 0.1 0 0 0 .18 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"),
    #cfa77a;
}
.paper-night { background: #20242b; }
.page-empty {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center;
  font-family: var(--marker); font-size: 1.1rem; color: rgba(29, 26, 22, .35); padding: 24px; pointer-events: none;
}
.paper-night .page-empty { color: rgba(255,255,255,.35); }

/* three punched holes on inside pages */
.page.sheet::before {
  content: ''; position: absolute; top: 0; bottom: 0; left: 2%; width: 6%; pointer-events: none; z-index: 1;
  background: radial-gradient(circle closest-side, var(--paper) 0 58%, var(--ink) 60% 66%, transparent 70%) 0 0 / 100% 33.333% repeat-y;
}

/* Covers: the real binder photo, stickers warped onto its face */
.page.cover {
  width: min(100%, max(var(--page-min), calc(var(--ph) * .8))); aspect-ratio: 610 / 762;
  overflow: visible; background: none; box-shadow: none; border: 0; border-radius: 0;
  perspective: 1400px;
}
.binder-photo {
  position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; user-select: none;
  filter: drop-shadow(6px 10px 0 rgba(29, 26, 22, .12)) drop-shadow(0 12px 14px rgba(29, 26, 22, .18));
}
.binder-tint {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: multiply;
  -webkit-mask-size: 100% 100%; mask-size: 100% 100%;
}
.binder3d { position: absolute; inset: 0; transform-style: preserve-3d; cursor: grab; }
.binder3d:active { cursor: grabbing; }
.binder-side { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.side-back { transform: rotateY(180deg); }
.side-back .binder-photo, .side-back .binder-tint { transform: scaleX(-1); } /* back cover: spine on the right */
.binder-side.inactive { pointer-events: none; }
.cover-face { position: absolute; left: 0; top: 0; transform-origin: 0 0; overflow: hidden; }
.cover .page-empty { color: rgba(29, 26, 22, .3); }
.cover:not(.binder-white) .page-empty { color: rgba(255,255,255,.7); }
.spin-hint {
  position: absolute; left: 0; bottom: -6px; z-index: 5; pointer-events: none;
  font-family: var(--marker); font-size: .85rem; color: var(--muted); transform: rotate(-1deg);
}
.flip-btn { position: absolute; right: 0; bottom: -10px; z-index: 5; }

.placed {
  position: absolute; width: calc(var(--s) * 24%); z-index: 2;
  transform: translate(-50%, -50%) rotate(var(--r));
  touch-action: none; cursor: grab;
}
.placed.sel { outline: 2px dashed var(--ink); outline-offset: 3px; border-radius: 6px; }
.placed.pop { animation: pop .28s ease-out; }
@keyframes pop {
  0% { transform: translate(-50%, -50%) rotate(var(--r)) scale(1.3); }
  100% { transform: translate(-50%, -50%) rotate(var(--r)) scale(1); }
}

.sel-tools { display: flex; gap: 8px; justify-content: center; margin: 16px 0 0; }
.sel-tools button { min-width: 42px; line-height: 0; padding: 6px 9px; }
.sel-tools .danger { line-height: normal; background: var(--red); color: #fff; }

/* Tray: a sheet of sticker backing paper */
.tray-wrap { position: relative; margin-top: 22px; }
.tray-label { position: absolute; top: -10px; left: 12px; z-index: 1; padding: 4px 10px; font-size: .64rem; transform: rotate(-1.5deg); }
.tray {
  display: flex; gap: 12px; overflow-x: auto; padding: 18px 12px 12px; min-height: 96px;
  background: linear-gradient(135deg, rgba(255,255,255,.7), rgba(255,255,255,0) 40%), #eef1f3;
  border: 2px solid var(--ink); border-radius: 4px;
  scrollbar-width: thin;
}
.tray-item { position: relative; flex: 0 0 64px; touch-action: pan-x; cursor: grab; padding: 2px; }
.tray-item .count {
  position: absolute; bottom: -4px; right: -6px; background: var(--card); border: 1.5px solid var(--ink);
  border-radius: 3px; font-size: .68rem; font-weight: 800; padding: 0 4px;
}
.tray-empty { color: var(--muted); padding: 14px 4px; font-weight: 600; }
.grid > .tray-empty { grid-column: 1 / -1; }
.tray-empty button { border: 0; background: none; color: var(--blue); font-weight: 800; padding: 0; text-decoration: underline; text-underline-offset: 3px; }
.ghost {
  position: fixed; width: 96px; pointer-events: none; z-index: 50;
  transform: translate(-50%, -50%) rotate(-6deg) scale(1.08);
}

/* Packs */
.packs-head { display: flex; align-items: center; justify-content: space-between; margin: 10px 0 20px; }
.pips { display: flex; gap: 6px; }
.pip { width: 14px; height: 20px; border: 2px solid var(--ink); border-radius: 2px; background: transparent; }
.pip.full { background: linear-gradient(160deg, #3b62d6, #1b2f78); }
.timer { color: var(--muted); font-weight: 700; font-size: .85rem; font-variant-numeric: tabular-nums; }

.pack {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  width: 220px; height: 310px; margin: 0 auto; padding: 34px 16px; border: 2px solid var(--ink); border-radius: 4px;
  color: #fff; overflow: hidden;
  background:
    linear-gradient(115deg, transparent 20%, rgba(255,255,255,.35) 32%, rgba(140,255,240,.18) 40%, transparent 52%),
    linear-gradient(160deg, #3b62d6, #1b2f78 70%, #14215a);
  box-shadow: 5px 5px 0 var(--ink);
  transition: transform .15s;
}
.pack:hover:not(:disabled) { transform: rotate(-1.5deg) translateY(-3px); }
.pack:disabled { filter: grayscale(1) opacity(.5); cursor: not-allowed; }
.pack-seal {
  position: absolute; left: 0; right: 0; top: 0; height: 22px;
  background: repeating-linear-gradient(90deg, rgba(255,255,255,.35) 0 2px, rgba(0,0,0,.18) 2px 4px, transparent 4px 6px), #c9ced8;
  border-bottom: 2px solid var(--ink);
}
.pack-seal.bottom { top: auto; bottom: 0; border-bottom: 0; border-top: 2px solid var(--ink); }
.pack-logo { font-family: var(--marker); font-size: 1.5rem; line-height: 1; transform: rotate(-3deg); text-shadow: 2px 2px 0 var(--ink); }
.pack-art { position: relative; width: 150px; height: 120px; }
.pack-art .stk { position: absolute; width: 74px; }
.pack-art .stk:nth-child(1) { left: 0; top: 18px; transform: rotate(-12deg); }
.pack-art .stk:nth-child(2) { left: 38px; top: 0; transform: rotate(4deg); z-index: 1; }
.pack-art .stk:nth-child(3) { right: 0; top: 30px; transform: rotate(14deg); }
.pack-meta { display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .14em; }
.pack-meta b { background: var(--yellow); color: var(--on-accent); padding: 2px 8px; border-radius: 2px; font-weight: 800; }
.pack-tear {
  position: absolute; top: 26px; right: 10px; font-size: .6rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; opacity: .8;
}
.pack-tear::before { content: '✂ '; }
.pack.shake { animation: shake .5s; }
.pack.torn { animation: tear .35s forwards; }
@keyframes shake { 20%, 60% { transform: rotate(-4deg); } 40%, 80% { transform: rotate(4deg); } }
@keyframes tear { to { transform: translateY(-20px) scale(1.15); opacity: 0; } }

/* Checklist + creations */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(86px, 1fr)); gap: 10px; }
.cell {
  position: relative; background: var(--card); border: 2px solid var(--ink); border-radius: 4px;
  padding: 18px 6px 6px; text-align: center;
}
.cell .num { position: absolute; top: 3px; left: 6px; font-size: .62rem; font-weight: 800; color: var(--muted); font-variant-numeric: tabular-nums; }
.cell .name { font-size: .72rem; font-weight: 700; margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cell.locked { background: transparent; border-style: dashed; }
.cell.locked .stk img { filter: brightness(0) opacity(.12); }
.cell.locked .shine { display: none; }
.cell.locked .name { color: var(--muted); }
.rdot { display: inline-block; width: 8px; height: 8px; border-radius: 1px; margin-right: 4px; vertical-align: 0; }
.r-common { background: var(--common); } .r-rare { background: var(--rare); }
.r-epic { background: var(--epic); } .r-legendary { background: var(--legendary); }
.cell .del {
  position: absolute; top: -8px; right: -8px; width: 24px; height: 24px; border-radius: 50%;
  border: 2px solid var(--ink); background: var(--card); color: var(--ink); font-size: .75rem; font-weight: 800; line-height: 1;
}

/* Pack reveal */
.overlay {
  position: fixed; inset: 0; z-index: 40; background: rgba(24, 21, 18, .88);
  display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 20px;
}
.reveal-cards { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; max-width: 560px; }
.card { position: relative; width: 98px; height: 134px; perspective: 600px; }
.card-inner { position: relative; width: 100%; height: 100%; transform-style: preserve-3d; transition: transform .5s cubic-bezier(.3, 1.4, .5, 1); }
.card.flipped .card-inner { transform: rotateY(180deg); }
.card-face {
  position: absolute; inset: 0; border-radius: 6px; backface-visibility: hidden; border: 2px solid var(--ink);
  display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 8px;
}
.card-back {
  background: repeating-linear-gradient(45deg, #2a4bb5 0 6px, #1f3a91 6px 12px);
  color: #fff; font-family: var(--marker); font-size: 1.3rem; box-shadow: inset 0 0 0 4px #fffdf7;
}
.card-front { background: var(--card); color: var(--ink); transform: rotateY(180deg); box-shadow: inset 0 -16px 0 var(--rc, #ccc); }
.card-front .stk { width: 70px; }
.card-front .rlabel { position: absolute; bottom: 1px; left: 0; right: 0; text-align: center; font-size: .6rem; font-weight: 800; color: #fff; text-transform: uppercase; letter-spacing: .12em; }
.card-front .cname { font-size: .72rem; font-weight: 700; margin-bottom: 14px; }
.card .new {
  position: absolute; top: -8px; left: -8px; z-index: 2; background: var(--yellow); color: var(--on-accent); border: 2px solid var(--on-accent);
  font-size: .6rem; font-weight: 800; letter-spacing: .1em; border-radius: 2px; padding: 1px 5px; transform: rotate(-8deg);
}
.card.legendary.flipped .card-front { outline: 3px solid var(--legendary); outline-offset: 3px; }
.reveal-actions { display: flex; flex-direction: column; align-items: center; gap: 10px; width: min(320px, 100%); margin-top: 22px; }
.reveal-actions .small { background: transparent; color: #fff; border-color: #fff; box-shadow: none; }

/* Make */
.seg { display: flex; border: 2px solid var(--ink); border-radius: 6px; overflow: hidden; margin: 10px 0 16px; box-shadow: var(--hard); background: var(--card); }
.seg button { flex: 1; border: 0; background: none; padding: 9px; font-weight: 800; font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.seg button + button { border-left: 2px solid var(--ink); }
.seg button.on { background: var(--ink); color: var(--card); }
.seg.mini { margin: 0; box-shadow: none; }
.seg.mini button { padding: 7px; font-size: .75rem; }

/* green self-healing cutting mat */
.mat {
  background:
    linear-gradient(rgba(255,255,255,.22) 1px, transparent 1px) -1px -1px / 20px 20px,
    linear-gradient(90deg, rgba(255,255,255,.22) 1px, transparent 1px) -1px -1px / 20px 20px,
    linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px) -1px -1px / 5px 5px,
    var(--mat);
  border: 2px solid var(--ink); border-radius: 6px; box-shadow: var(--hard);
}
.preview { width: 190px; margin: 0 auto; padding: 14px; }
.opt {
  width: 44px; height: 44px; border-radius: 6px; border: 2px solid var(--ink);
  background: var(--card); display: grid; place-items: center; padding: 6px; opacity: .55;
}
.opt.on { opacity: 1; box-shadow: var(--hard); }
.opt svg { width: 100%; height: 100%; stroke: none; }
.swatch { width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--ink); }
.swatch.on { box-shadow: 0 0 0 3px var(--card), 0 0 0 5px var(--ink); }
input.swatch { padding: 0; background: var(--card); overflow: hidden; }
.emoji-row .opt { font-size: 1.35rem; width: 40px; height: 40px; padding: 0; }
.canvas-wrap { width: min(100%, 324px); margin: 0 auto 14px; overflow: hidden; }
#drawCanvas { display: block; width: 100%; height: auto; touch-action: none; cursor: crosshair; }
.draw-tools { margin-top: 12px; }
.draw-tools input[type=range] { flex: 1; min-width: 120px; }

.drop {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  min-height: 220px; border: 2px dashed var(--ink); border-radius: 6px; background: var(--card);
  cursor: pointer; text-align: center; padding: 20px; transition: background .15s;
}
.drop:hover, .drop.over { background: #fff6cc; background: color-mix(in srgb, var(--yellow) 22%, var(--card)); }
.drop-ico { width: 42px; height: 42px; margin-bottom: 4px; }
.drop b { font-size: 1.05rem; }
.drop-sub { color: var(--muted); font-size: .85rem; }
.photo-wrap { display: flex; justify-content: center; padding: 12px; }
#photoCanvas {
  display: block; max-width: 100%; max-height: min(55vh, 420px); width: auto; height: auto;
  touch-action: none; cursor: crosshair;
}
.mini-lbl { font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); min-width: 70px; }

/* Toast: a strip of label-maker tape */
.toast {
  position: fixed; left: 50%; bottom: calc(96px + env(safe-area-inset-bottom)); z-index: 60;
  transform: translate(-50%, 16px) rotate(-1deg); opacity: 0; pointer-events: none;
  padding: 9px 14px; font-size: .74rem; transition: .22s; max-width: calc(100% - 32px); text-align: center;
  box-shadow: 2px 3px 0 rgba(0,0,0,.25);
}
.toast.show { opacity: 1; transform: translate(-50%, 0) rotate(-1deg); }

/* ---------- Settings ---------- */
.top-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.top { gap: 12px; }
.gear { padding: 5px; }
.gear svg { width: 20px; height: 20px; }
#settings { justify-content: flex-end; padding: 0; }
.set-sheet {
  width: min(100%, 460px); max-height: 88dvh; overflow-y: auto;
  background: var(--paper); color: var(--ink); border: 2px solid var(--ink); border-bottom: 0;
  border-radius: 10px 10px 0 0; padding: 6px 18px calc(22px + env(safe-area-inset-bottom));
  box-shadow: 0 -4px 0 rgba(0,0,0,.25);
}
@media (min-width: 600px) { #settings { justify-content: center; padding: 20px; } .set-sheet { border-bottom: 2px solid var(--ink); border-radius: 10px; box-shadow: 5px 5px 0 var(--ink); } }
.sheet-head { display: flex; align-items: center; justify-content: space-between; position: sticky; top: -6px; background: var(--paper); z-index: 2; padding-top: 6px; }
.sheet-head .section-title { margin: 12px 0; }
.set-sheet .seg.mini { width: 220px; }
.fine { margin: -2px 0 10px; font-size: .85rem; color: var(--muted); }
.small.warn { color: var(--red); border-color: var(--red); box-shadow: 2px 2px 0 var(--red); }
label.small { cursor: pointer; }
.opt-card {
  display: flex; flex-direction: column; align-items: center; gap: 4px; width: 72px; padding: 6px 4px;
  border: 2px solid var(--ink); border-radius: 6px; background: var(--card); color: var(--ink);
  font-size: .72rem; font-weight: 700; opacity: .6;
}
.opt-card.on { opacity: 1; box-shadow: var(--hard); }
.desk-sw { width: 52px; height: 36px; border: 1.5px solid #1d1a16; border-radius: 3px; }
.font-sw { font-size: 1.6rem; line-height: 36px; height: 36px; }
#accentRow .swatch { width: 34px; height: 34px; }

/* ---------- Desks ---------- */
.desk-paper { background: #f3eee3; }
.desk-cork, :root[data-desk=cork] body {
  background:
    radial-gradient(#8e5f30 1px, transparent 1.6px) 0 0 / 7px 7px,
    radial-gradient(#e6bb86 1px, transparent 1.6px) 3px 4px / 9px 9px,
    radial-gradient(#a97543 1.2px, transparent 1.8px) 5px 1px / 11px 11px,
    #c79562;
}
.desk-wood, :root[data-desk=wood] body {
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,.08) 0 2px, transparent 2px 9px, rgba(255,255,255,.05) 9px 11px, transparent 11px 23px),
    linear-gradient(90deg, #a96f3f, #b88050 30%, #a46a3a 55%, #b5804f 80%, #a8703f);
}
.desk-graph, :root[data-desk=graph] body {
  background:
    linear-gradient(rgba(70,130,180,.35) 1px, transparent 1px) -1px -1px / 100px 100px,
    linear-gradient(90deg, rgba(70,130,180,.35) 1px, transparent 1px) -1px -1px / 100px 100px,
    linear-gradient(rgba(70,130,180,.16) 1px, transparent 1px) -1px -1px / 20px 20px,
    linear-gradient(90deg, rgba(70,130,180,.16) 1px, transparent 1px) -1px -1px / 20px 20px,
    #f6f9f8;
}
.desk-night, :root[data-desk=night] body {
  background: radial-gradient(ellipse at 50% 0, #2c313b, #171a20 70%) fixed;
}
:root[data-desk=cork] { --paper: #c79562; --muted: #3d2c1b; }
:root[data-desk=wood] { --paper: #a96f3f; --muted: #2e1f12; }
:root[data-desk=graph] { --paper: #f6f9f8; }
:root[data-desk=night] {
  color-scheme: dark;
  --paper: #1b1e24; --card: #262a32; --ink: #efe9dc; --muted: #a39c8f; --rule: #3a3f4a;
}
:root[data-desk=night] .chip, :root[data-desk=night] .toast, :root[data-desk=night] .tray-label { box-shadow: 0 0 0 1px rgba(255,255,255,.18); }
:root[data-desk=night] .tray { background: linear-gradient(135deg, rgba(255,255,255,.08), transparent 40%), #30353e; }
:root[data-desk=night] .tray-item .count { background: #1b1e24; }
:root[data-desk=night] .page.sheet { box-shadow: 4px 4px 0 rgba(0,0,0,.55); border-color: #0d0f12; }
:root[data-desk=night] .cell.locked .stk img { filter: brightness(0) invert(1) opacity(.1); }
:root[data-desk=night] .spin-hint { color: var(--muted); }

/* ---------- Text size / calm mode ---------- */
:root[data-size=big] { font-size: 115%; }
:root[data-calm] *, :root[data-calm] *::before, :root[data-calm] *::after { animation: none !important; transition: none !important; }
:root[data-calm] .stk .shine { display: none; }
:root[data-desk=night] .tabs button:not(.on) { opacity: 1; filter: brightness(.6) saturate(.85); }

/* ---------- Composition notebook ---------- */
.seg.canvas-seg { width: 240px; margin: 4px auto 10px; }
.page.cover.nb { margin-bottom: 22px; aspect-ratio: 10 / 13; width: min(100%, max(var(--page-min), calc(var(--ph) * .77))); }
.nb-cover {
  position: absolute; inset: 0; border-radius: 2px 6px 6px 2px; overflow: hidden;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='390'%3E%3Cfilter id='m' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.045 .05' numOctaves='4' seed='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='discrete' tableValues='0 0 0 0 1 0 0 1 0 0 0 0'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E") 0 0 / 300px 390px, var(--nb);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.35), 4px 5px 0 rgba(29, 26, 22, .22);
}
.side-back .nb-cover { border-radius: 6px 2px 2px 6px; }
.nb-spine {
  position: absolute; top: 0; bottom: 0; left: 0; width: 9%;
  background: linear-gradient(90deg, #0c0c0c, #262626 45%, #121212);
  box-shadow: 1px 0 0 rgba(255,255,255,.12), 2px 0 3px rgba(0,0,0,.4);
}
.nb-spine::after { /* woven cloth texture */
  content: ''; position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,.05) 0 1px, transparent 1px 3px);
}
.side-back .nb-spine { left: auto; right: 0; box-shadow: -1px 0 0 rgba(255,255,255,.12), -2px 0 3px rgba(0,0,0,.4); }
.nb-label {
  position: absolute; left: 22%; right: 13%; top: 15%; padding: 4% 6% 5%;
  background: #fdfdfb; border-radius: 2px; color: #1a1a1a; text-align: center;
  box-shadow: 0 0 0 1px rgba(0,0,0,.25);
}
.nb-title { font-family: Georgia, "Times New Roman", serif; font-size: clamp(.7rem, 3.4vw, 1rem); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 6%; }
.nb-line { border-bottom: 1.5px solid #1a1a1a; height: clamp(1.1rem, 5.6vw, 1.7rem); margin-top: 4%; }
.nb-name {
  font-family: var(--marker); font-size: clamp(.85rem, 4.4vw, 1.3rem); line-height: 1.4;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-align: left; padding-left: 4%; transform: rotate(-1.5deg);
}
.cover.nb .page-empty { color: rgba(255,255,255,.85); place-items: end center; padding-bottom: 14%; text-shadow: 0 1px 3px #000; }
.page.sheet.nb-sheet { border-radius: 2px; }
.page.sheet.nb-sheet::before { /* sewn gutter instead of punched holes */
  left: 0; width: 7%;
  background:
    repeating-linear-gradient(transparent 0 6px, #8d8a84 6px 13px) 55% 0 / 1.5px 100% no-repeat,
    linear-gradient(90deg, rgba(0,0,0,.22), rgba(0,0,0,0));
}
.cover.nb .spin-hint { bottom: -24px; }
.cover.nb .flip-btn { bottom: -30px; }
.page.cover.nb { margin-bottom: 34px; }

/* ---------- Writing on notebook pages ---------- */
.nb-writing {
  position: absolute; z-index: 1; left: calc(13% + 8px); right: 5%; top: 33px; bottom: 4px;
  margin: 0; padding: 0; border: 0; outline: 0; resize: none; background: transparent;
  font-family: "Caveat", "Bradley Hand", "Segoe Print", cursive; font-weight: 700;
  font-size: 22px; line-height: 24px; overflow: hidden; cursor: text; touch-action: manipulation;
  caret-color: currentColor;
}
.nb-writing.pencil { font-weight: 400; opacity: .85; }
.nb-writing::placeholder { color: rgba(29, 26, 22, .28); }
.paper-night .nb-writing::placeholder { color: rgba(255,255,255,.3); }
.ink-tools { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 14px 0 0; }
.ink-tools .mini-lbl { min-width: 0; }
.ink-tools button {
  width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--ink);
  background: var(--ink-c); padding: 0;
}
.ink-tools button.on { box-shadow: 0 0 0 3px var(--card), 0 0 0 5px var(--ink); }
.ink-tools .pencil-btn {
  width: auto; height: 28px; border-radius: 4px; padding: 0 8px; font-size: .72rem; font-weight: 800;
  background: #f2c94c; color: #1d1a16; text-transform: uppercase; letter-spacing: .06em;
}

/* =====================================================================
   Any device: sizing, touch behavior, and layouts per screen shape
   ===================================================================== */
:root {
  --vh: 100vh;           /* old browsers */
  --chrome: 400px;       /* vertical space taken by header, toolbars, tray and tabs (phones, portrait) */
  --ph: calc(var(--vh) - var(--chrome)); /* height budget for the binder / page */
  --page-min: 230px;
}
@supports (height: 100dvh) { :root { --vh: 100dvh; } } /* tracks mobile address bars */

/* touch: no double-tap zoom on controls, no image callouts or text selection while dragging */
button, label, .tabs button, .chip { touch-action: manipulation; }
.page, .tray, .pack, .binder3d, .stk, .ghost, .reveal-cards, .grid, .opt-card {
  -webkit-user-select: none; user-select: none; -webkit-touch-callout: none;
}
.nb-writing, .field { -webkit-user-select: text; user-select: text; -webkit-touch-callout: default; }
img { -webkit-touch-callout: none; }

/* notches / rounded corners in landscape */
.top, main { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }

/* toolbar wraps on narrow screens: page arrows on one row, actions on the next */
.book-bar { flex-wrap: wrap; row-gap: 10px; }
#pageLabel { flex: 1 1 auto; min-width: 6.5em; }
.bar-actions { display: flex; gap: 8px; margin-left: auto; }
.sel-tools, .ink-tools, .row { flex-wrap: wrap; }

/* very small phones (Galaxy Fold cover screen, iPhone SE 1st gen) */
@media (max-width: 360px) {
  :root { --page-min: 210px; }
  .top { padding-top: 12px; }
  .chip { padding: 6px 8px; letter-spacing: .08em; }
  .tabs button { font-size: .75rem; letter-spacing: .04em; }
  .sel-tools { gap: 6px; }
  .sel-tools button { min-width: 38px; padding: 5px 7px; }
  .pack { width: 200px; height: 282px; }
  .seg button { letter-spacing: .03em; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(76px, 1fr)); }
}

/* tablets in portrait */
@media (min-width: 700px) and (orientation: portrait) {
  main, .top { max-width: 720px; }
  :root { --chrome: 430px; }
}

/* ---- wide screens: tablets in landscape, laptops, desktops, landscape phones ----
   Binder on the left, controls + your stickers in a panel on the right. */
@media (min-width: 560px) and (orientation: landscape), (min-width: 1100px) {
  main, .top { max-width: 1240px; }
  :root { --chrome: 190px; --page-min: 240px; }
  #view-book:not([hidden]) {
    display: grid; grid-template-columns: minmax(0, 1fr) minmax(270px, 340px);
    column-gap: 32px; align-items: start;
  }
  #view-book > * { grid-column: 2; }
  #view-book > .page { grid-column: 1; grid-row: 1 / span 6; justify-self: center; margin-top: 6px; }
  #view-book > .seg.canvas-seg { margin: 6px 0 12px; width: 100%; }
  .sel-tools, .ink-tools { justify-content: flex-start; }
  .tray-wrap { margin-top: 26px; }
  .tray {
    flex-wrap: wrap; overflow-x: hidden; overflow-y: auto; align-content: flex-start;
    max-height: max(150px, calc(var(--vh) - 420px));
  }
  .tray-item { touch-action: pan-y; } /* the drawer scrolls vertically; drag sideways onto the binder */

  /* packs: pack on the left, checklist on the right */
  #view-packs:not([hidden]) {
    display: grid; grid-template-columns: 260px minmax(0, 1fr); column-gap: 40px; align-items: start;
  }
  #view-packs > .packs-head, #view-packs > .pack { grid-column: 1; }
  #view-packs > .section-title { grid-column: 2; grid-row: 1; margin-top: 8px; }
  #view-packs > .grid { grid-column: 2; grid-row: 2 / span 3; }
  #view-packs > .pack { position: sticky; top: 20px; }

  /* make: comfortable single column */
  #view-create { max-width: 640px; margin: 0 auto; }
}

/* ---- short landscape screens (phones on their side): tabs become binder index tabs down the left edge ---- */
@media (orientation: landscape) and (max-height: 540px) {
  :root { --chrome: 96px; --page-min: 200px; }
  body { padding-bottom: env(safe-area-inset-bottom); padding-left: calc(64px + env(safe-area-inset-left)); }
  .tabs {
    top: 0; bottom: 0; right: auto; width: calc(60px + env(safe-area-inset-left)); height: auto;
    flex-direction: column; justify-content: center; align-items: flex-end; gap: 6px;
    padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom) env(safe-area-inset-left);
    border-top: 0; border-right: 2px solid var(--ink);
  }
  .tabs button {
    flex: 0 0 auto; max-width: none; width: 44px; height: 96px; margin: 0; align-self: flex-end;
    border: 2px solid var(--ink); border-right: 0; border-radius: 12px 0 0 12px;
    writing-mode: vertical-rl;
  }
  .tabs button.on { width: 56px; height: 96px; }
  .top { padding-top: 8px; padding-bottom: 4px; }
  .logo { font-size: 1.25rem; }
  .book-bar { margin: 4px 0 8px; }
  #view-book > .seg.canvas-seg { margin: 2px 0 8px; }
  .tray { max-height: max(110px, calc(var(--vh) - 300px)); }
  .toast { bottom: calc(16px + env(safe-area-inset-bottom)); }
  .set-sheet { max-height: 94vh; max-height: 94dvh; }
}

/* follow the device's reduce-motion setting even if calm mode is off */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .stk .shine { display: none; }
}

/* keyboard focus that's visible on every background */
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }
.tray-item:focus-visible { outline-offset: 0; border-radius: 6px; }

/* small phones on their side: slimmer control panel so the binder gets the room */
@media (orientation: landscape) and (max-width: 760px) and (max-height: 540px) {
  #view-book:not([hidden]) { grid-template-columns: minmax(0, 1fr) 212px; column-gap: 14px; }
  #view-packs:not([hidden]) { grid-template-columns: 220px minmax(0, 1fr); column-gap: 20px; }
  .pack { width: 200px; height: 282px; }
  .bar-actions .small, .book-bar .icon { padding-left: 7px; padding-right: 7px; }
}

/* the spin hint never collides with the Flip button; hidden where there's no room */
.spin-hint { max-width: calc(100% - 96px); line-height: 1.15; }
@media (max-width: 400px), (orientation: landscape) and (max-height: 540px) { .spin-hint { display: none; } }

/* ---------- Pack series ---------- */
.pack.s2 { /* candy-paint sunset, lowrider style */
  background:
    linear-gradient(115deg, transparent 20%, rgba(255,255,255,.35) 32%, rgba(255,230,160,.2) 40%, transparent 52%),
    linear-gradient(165deg, #ff8a3d, #e2365b 45%, #6b2fa3 85%);
}
.pack.s2 .pack-meta b { background: #fff2b8; }
@media (min-width: 560px) and (orientation: landscape), (min-width: 1100px) {
  #view-packs > .shelf, #view-packs > .odds { grid-column: 1; }
}

/* ---------- Pack shelf, more series, Mythic ---------- */
:root { --mythic: #c9a227; }
.shelf { display: flex; gap: 8px; overflow-x: auto; padding: 2px 2px 8px; margin: 0 0 14px; scrollbar-width: thin; }
.shelf button {
  flex: 0 0 auto; border: 2px solid var(--ink); border-radius: 999px; background: var(--card); color: var(--ink);
  padding: 6px 14px; font-weight: 800; font-size: .78rem; letter-spacing: .04em; white-space: nowrap;
}
.shelf button.on { background: var(--ink); color: var(--card); }
.odds { font-size: .72rem; color: var(--muted); text-align: center; margin: 14px auto 0; max-width: 300px; line-height: 1.4; }
.pack.s3 { background:
    linear-gradient(115deg, transparent 20%, rgba(255,255,255,.4) 32%, rgba(180,255,255,.25) 40%, transparent 52%),
    radial-gradient(circle at 20% 15%, #fff 0 1.5px, transparent 2px) 0 0 / 26px 26px,
    linear-gradient(165deg, #ff7ad9, #9b5cff 50%, #3b2a8f); }
.pack.s4 { background:
    linear-gradient(115deg, transparent 20%, rgba(255,255,255,.3) 32%, transparent 48%),
    radial-gradient(circle at 70% 80%, rgba(170,255,60,.55), transparent 45%),
    radial-gradient(circle at 25% 30%, rgba(255,60,170,.5), transparent 40%),
    linear-gradient(165deg, #5b5f66, #2f3237); }
.pack.s5 { background:
    linear-gradient(115deg, transparent 20%, rgba(255,255,255,.45) 32%, transparent 48%),
    radial-gradient(circle, rgba(255,255,255,.5) 0 2px, transparent 2.5px) 0 0 / 22px 22px,
    linear-gradient(165deg, #ffb3d1, #ff8fab 45%, #7fd8be); }
.pack.s3 .pack-meta b, .pack.s5 .pack-meta b { background: #fff2b8; }
.r-mythic { background: linear-gradient(135deg, #f7e27a, #c9a227 50%, #ff8fd8); }
.stk .shine.gold {
  background: linear-gradient(115deg, transparent 22%, rgba(255,226,120,.75) 36%, rgba(255,255,255,.7) 44%,
    rgba(255,140,220,.55) 52%, rgba(120,240,255,.5) 60%, transparent 74%);
  background-size: 300% 300%;
}
.cell.mythic { border-color: var(--mythic); box-shadow: 0 0 0 2px #f7e27a inset; }
.cell .cap {
  position: absolute; top: 3px; right: 5px; font-size: .58rem; font-weight: 800; letter-spacing: .06em;
  color: #6b5200; background: linear-gradient(135deg, #fff1a8, #e7c14a); border-radius: 2px; padding: 0 4px;
}
.card.mythic .card-face.card-front { box-shadow: inset 0 -16px 0 var(--mythic), 0 0 26px 6px rgba(247, 210, 90, .85); }

/* ---------- Buy packs ---------- */
.buy-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin: -8px 0 18px; padding: 8px 8px 8px 12px; border: 2px dashed var(--ink); border-radius: 8px;
  font-size: .82rem; font-weight: 700; color: var(--muted);
}
.buy-btn {
  flex: 0 0 auto; border: 2px solid var(--ink); border-radius: 6px; padding: 7px 14px;
  background: var(--yellow); color: var(--on-accent); font-weight: 800; box-shadow: var(--hard);
}
.buy-btn:active { transform: translate(2px, 2px); box-shadow: none; }
.bundles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 6px 0 14px; }
.bundle {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 16px 8px 10px; border: 2px solid var(--ink); border-radius: 8px; background: var(--card); text-align: center;
}
.bundle.best { box-shadow: 0 0 0 3px var(--yellow); }
.bundle-tag {
  position: absolute; top: -10px; left: 50%; transform: translateX(-50%) rotate(-2deg); white-space: nowrap;
  background: var(--ink); color: var(--card); font-size: .6rem; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; padding: 2px 7px; border-radius: 2px;
}
.bundle-packs { font-weight: 700; font-size: .85rem; }
.bundle-packs b { font-family: var(--marker); font-size: 2rem; font-weight: 400; display: block; line-height: 1.1; }
.bundle-each { font-size: .7rem; color: var(--muted); margin-bottom: 6px; }
.bundle .bundle-buy { margin: 4px 0 0; padding: 9px 4px; font-size: .95rem; }
@media (max-width: 360px) { .bundles { grid-template-columns: 1fr; } .bundle { flex-direction: row; justify-content: space-between; } }
@media (min-width: 560px) and (orientation: landscape), (min-width: 1100px) { #view-packs > .buy-bar { grid-column: 1; } }