:root {
  --bg: #fafaf9;
  --panel: #ffffff;
  --panel2: #f4f4f2;
  --hover: #efefec;
  --text: #141414;
  --dim: #6e6e6a;
  --line: #e6e6e2;
  --accent: #141414;
  --accent-soft: #ececea;
  --accentText: #ffffff;
  --paper: #ffffff;
  --stage: #f1f1ee;
  --ph-bg: #fff0a8;
  --ph-text: #5a4a00;
  --link: #2f5bd3;
  --shadow: 0 1px 2px rgba(0, 0, 0, .06), 0 2px 8px rgba(0, 0, 0, .04);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, .14);
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
}
:root[data-theme="dark"] {
  --bg: #111111;
  --panel: #171717;
  --panel2: #1f1f1f;
  --hover: #262626;
  --text: #ededeb;
  --dim: #9b9b97;
  --line: #2b2b2a;
  --accent: #f2f2f0;
  --accent-soft: #2a2a29;
  --accentText: #111111;
  --paper: #1a1a1a;
  --stage: #0c0c0c;
  --ph-bg: #4a3f05;
  --ph-text: #ffe680;
  --link: #8fb0ff;
  --shadow: 0 1px 2px rgba(0, 0, 0, .5);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, .6);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.5 Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  display: flex; flex-direction: column; -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
button, input, select, textarea { font: inherit; color: inherit; }
h3 { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--dim); margin: 22px 0 8px; }
h3:first-child { margin-top: 0; }
h4 { margin: 0 0 10px; font-size: 13px; font-weight: 600; }
.dim { color: var(--dim); font-size: 12px; }
.hint { color: var(--dim); font-size: 12px; margin: 8px 0 0; line-height: 1.45; }
.spacer { flex: 1; }
:focus-visible { outline: 2px solid var(--text); outline-offset: 2px; }

/* ---------- top bar ---------- */
.topbar {
  display: flex; align-items: center; gap: 28px; padding: 0 20px; height: 60px;
  background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: baseline; gap: 10px; color: inherit; text-decoration: none; white-space: nowrap; }
.brand-text { display: flex; align-items: baseline; gap: 10px; }
.brand b { font: 400 26px/1 var(--serif); letter-spacing: -.01em; }
.brand small { font-size: 12px; color: var(--dim); }
.tabs { display: flex; gap: 22px; flex: 1; overflow-x: auto; align-self: stretch; }
.tab {
  border: 0; background: transparent; padding: 0; cursor: pointer; color: var(--dim);
  font-weight: 500; white-space: nowrap; border-bottom: 2px solid transparent; border-top: 2px solid transparent;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); border-bottom-color: var(--text); }
.icon-btn { border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 6px 12px; cursor: pointer; font-size: 13px; font-weight: 500; }
.icon-btn:hover { background: var(--hover); }

/* ---------- buttons ---------- */
.btn {
  border: 1px solid var(--line); background: var(--panel); border-radius: 8px;
  padding: 9px 16px; cursor: pointer; font-weight: 500; transition: background .12s;
}
.btn:hover { background: var(--hover); }
.btn.sm { padding: 6px 12px; font-size: 13px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accentText); }
.btn.primary:hover { opacity: .88; }
.btn.block { display: block; width: 100%; }
.btn.on { background: var(--accent); color: var(--accentText); border-color: var(--accent); }
.row { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.row.end { justify-content: flex-end; }
.col-btns { display: grid; gap: 6px; }

/* ---------- fields ---------- */
.field { display: flex; align-items: center; gap: 8px; margin: 10px 0; font-size: 13px; color: var(--dim); }
.field.col { flex-direction: column; align-items: stretch; gap: 4px; }
.field input[type="range"] { flex: 1; min-width: 0; accent-color: var(--text); }
.field output { flex: none; width: 40px; text-align: right; color: var(--dim); font-size: 12px; }
.field input:not([type]), .field input[type="text"], select, input[type="number"], textarea {
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; color: var(--text);
}
.field input:not([type]):focus, select:focus, input[type="number"]:focus, textarea:focus { outline: none; border-color: var(--text); }
input[type="color"] { width: 40px; height: 30px; border: 1px solid var(--line); border-radius: 8px; background: none; padding: 2px; cursor: pointer; }
.check { display: flex; gap: 8px; align-items: center; font-size: 13px; margin: 8px 0; }
.check input { accent-color: var(--text); }

.view { flex: 1; min-height: 0; }

/* ---------- home ---------- */
#view-home { overflow: auto; }
.hero { max-width: 1000px; margin: 0 auto; padding: 88px 20px 56px; }
.hero h1 { font: 400 clamp(44px, 8vw, 92px)/1 var(--serif); margin: 0 0 18px; letter-spacing: -.02em; }
.hero h1 em { font-style: italic; }
.hero > p { color: var(--dim); font-size: 18px; margin: 0 0 52px; max-width: 520px; }
.hero-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 0; border-top: 1px solid var(--line); }
.card {
  text-align: left; background: transparent; border: 0; border-bottom: 1px solid var(--line);
  padding: 32px 28px 32px 0; cursor: pointer; transition: opacity .15s;
}
.card + .card { padding-left: 28px; border-left: 1px solid var(--line); }
.card:hover h2 { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.card h2 { margin: 0 0 10px; font: 400 34px/1.1 var(--serif); }
.card p { color: var(--dim); margin: 0 0 22px; max-width: 420px; }
.site-foot { max-width: 1000px; margin: 0 auto; padding: 20px 20px 48px; color: var(--dim); width: 100%; }
.site-foot p { margin: 4px 0; }
.site-foot a { color: var(--text); font-weight: 600; }

/* ---------- panels ---------- */
.panel { background: var(--panel); border-right: 1px solid var(--line); padding: 18px; overflow-y: auto; overflow-x: hidden; }
.panel.right { border-right: 0; border-left: 1px solid var(--line); }

/* ---------- ART ---------- */
.art-layout { display: grid; grid-template-columns: 240px 1fr 290px; height: calc(100vh - 60px); }
.tool-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.tool {
  border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 7px 8px;
  cursor: pointer; font-size: 13px; text-align: left;
}
.tool:hover { background: var(--hover); }
.tool.active { background: var(--accent); color: var(--accentText); border-color: var(--accent); }
.swatches { display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; margin: 4px 0 10px; }
.swatches button, .palette button { aspect-ratio: 1; border: 1px solid rgba(0,0,0,.12); border-radius: 4px; cursor: pointer; padding: 0; }
.layers { list-style: none; padding: 0; margin: 0 0 10px; display: grid; gap: 2px; }
.layers li { display: flex; align-items: center; gap: 6px; padding: 6px 8px; border-radius: 8px; cursor: pointer; font-size: 13px; border: 1px solid transparent; }
.layers li:hover { background: var(--hover); }
.layers li.active { border-color: var(--text); }
.layers li .eye { border: 0; background: none; cursor: pointer; padding: 0 2px; font-size: 11px; color: var(--dim); }
.layers li .eye:hover { color: var(--text); text-decoration: underline; }
.layers li .name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.stage-wrap { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--stage); }
.stage-bar { display: flex; gap: 2px; align-items: center; padding: 8px 12px; background: var(--panel); border-bottom: 1px solid var(--line); }
.stage-bar .btn { border-color: transparent; background: transparent; }
.stage-bar .btn:hover { background: var(--hover); }
.stage-bar .btn.primary { background: var(--accent); color: var(--accentText); }
.stage-bar .btn.on { background: var(--accent-soft); color: var(--text); }
.stage-bar .btn.sm { padding: 6px 9px; }
.stage-bar .row { gap: 2px; }
.stage { flex: 1; min-height: 0; overflow: auto; display: flex; align-items: center; justify-content: center; padding: 24px; }
.canvas-holder { position: relative; box-shadow: var(--shadow-lg); line-height: 0;
  background-color: #fff;
  background-image: linear-gradient(45deg, #e8e8e8 25%, transparent 25%), linear-gradient(-45deg, #e8e8e8 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e8e8e8 75%), linear-gradient(-45deg, transparent 75%, #e8e8e8 75%);
  background-size: 16px 16px; background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}
.canvas-holder canvas { display: block; }
#overlay { position: absolute; inset: 0; cursor: crosshair; touch-action: none; }

.subtabs { display: flex; gap: 20px; margin-bottom: 16px; border-bottom: 1px solid var(--line); }
.subtab { border: 0; background: transparent; padding: 0 0 10px; cursor: pointer; font-weight: 500; color: var(--dim); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.subtab.active { color: var(--text); border-bottom-color: var(--text); }
.gen { padding: 0 0 16px; margin-bottom: 16px; border-bottom: 1px solid var(--line); }
.gen select { flex: 1; }
.palette { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 10px; border-radius: 6px; overflow: hidden; }
.palette button { aspect-ratio: auto; height: 40px; border-radius: 0; border: 0; }
.prompt { margin: 0 0 10px; font: italic 18px/1.35 var(--serif); }
.tpl-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.tpl { display: flex; text-align: left; border: 0; border-bottom: 1px solid var(--line); background: transparent; padding: 11px 4px; cursor: pointer; }
.tpl:hover { background: var(--hover); }
.tpl b { display: block; font-weight: 500; }
.tpl small { color: var(--dim); }

/* ---------- ESSAY ---------- */
.essay-layout { display: grid; grid-template-columns: 240px 1fr 280px; height: calc(100vh - 60px); }
.doc-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 2px; }
.doc-list li { padding: 8px 10px; border-radius: 8px; cursor: pointer; display: flex; gap: 8px; align-items: center; border: 1px solid transparent; }
.doc-list li:hover { background: var(--hover); }
.doc-list li.active { border-color: var(--text); }
.doc-list .t { flex: 1; overflow: hidden; }
.doc-list .t b { display: block; font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-list .t small { color: var(--dim); font-size: 11px; }
.doc-list .x { border: 0; background: none; cursor: pointer; color: var(--dim); font-size: 11px; visibility: hidden; }
.doc-list li:hover .x { visibility: visible; }
.doc-list .x:hover { color: #c62828; text-decoration: underline; }

.paper-wrap { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--stage); }
.toolbar { display: flex; gap: 1px; align-items: center; padding: 6px 12px; background: var(--panel); border-bottom: 1px solid var(--line); }
.toolbar, .stage-bar { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
.toolbar::-webkit-scrollbar, .stage-bar::-webkit-scrollbar { display: none; }
.toolbar > *, .stage-bar > * { flex: none; }
.stage-bar .row { flex-wrap: nowrap; }
.toolbar button { border: 0; background: transparent; border-radius: 6px; padding: 4px 8px; cursor: pointer; font-size: 13px; height: 30px; }
.toolbar button:hover { background: var(--hover); }
.toolbar button.on { background: var(--accent); color: var(--accentText); }
.toolbar select { max-width: 130px; border: 0; background: transparent; height: 30px; padding: 0 6px; border-radius: 6px; cursor: pointer; }
.toolbar select:hover { background: var(--hover); }
.toolbar .sep { width: 1px; height: 18px; background: var(--line); margin: 0 6px; }
.paper-scroll { flex: 1; overflow: auto; padding: 28px 16px 60px; }
.paper {
  max-width: 816px; min-height: 1056px; margin: 0 auto; background: var(--paper);
  padding: 96px; box-shadow: var(--shadow); border: 1px solid var(--line); outline: none;
  font: 12pt/1.6 Georgia, "Times New Roman", serif;
}
.paper:empty::before { content: attr(data-placeholder); color: var(--dim); }
.paper h1 { font: 400 30px/1.2 var(--serif); margin: 0 0 18px; }
.paper h2 { font: 400 22px/1.25 var(--serif); margin: 22px 0 8px; }
.paper h3 { font-size: 15px; text-transform: none; letter-spacing: 0; color: inherit; margin: 18px 0 6px; font-weight: 600; }
.paper p { margin: 0 0 10px; }
.paper blockquote { border-left: 2px solid var(--text); margin: 12px 0; padding: 4px 16px; color: var(--dim); }
.paper .ph { background: var(--ph-bg); color: var(--ph-text); border-radius: 2px; cursor: pointer; }
.paper .heading-block p { margin: 0; }
.paper.mla, .paper.apa { font: 12pt/2 "Times New Roman", Times, serif; color: var(--text); }
.paper.mla p, .paper.apa p { margin: 0; text-indent: .5in; }
.paper.mla .heading-block p, .paper.apa .heading-block p, .paper.mla h1, .paper.apa h1 { text-indent: 0; }
.paper.mla h1, .paper.apa h1 { font: normal 12pt/2 "Times New Roman", Times, serif; margin: 0; text-align: center; }
.paper.apa h1 { font-weight: bold; }
.paper.mla h2, .paper.apa h2, .paper.mla h3, .paper.apa h3 { font: bold 12pt/2 "Times New Roman", Times, serif; margin: 0; }
.paper.apa h2 { text-align: center; }
.paper.focus-dim > *:not(.cur) { opacity: .3; transition: opacity .2s; }

.statusbar { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; padding: 6px 16px; background: var(--panel); border-top: 1px solid var(--line); font-size: 12px; color: var(--dim); }
#goal { width: 74px; padding: 2px 8px; font-size: 12px; }
.goalbar { display: inline-block; width: 90px; height: 4px; border-radius: 2px; background: var(--line); vertical-align: middle; overflow: hidden; margin-left: 4px; }
#goalFill { display: block; height: 100%; width: 0; background: var(--text); transition: width .3s; }
.etpl-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.etpl-list .btn { border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; font-weight: 400; padding: 9px 4px; }
.etpl-list .btn:hover { background: var(--hover); }
.tips { font-size: 13px; color: var(--dim); }
.tips p { margin: 0 0 10px; padding-left: 10px; border-left: 2px solid var(--line); }

/* ---------- modal + toast ---------- */
.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .4); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal-box { background: var(--panel); border-radius: 14px; padding: 24px; width: min(440px, 100%); box-shadow: var(--shadow-lg); border: 1px solid var(--line); }
.modal-box h3 { font: 400 26px/1.15 var(--serif); color: var(--text); text-transform: none; letter-spacing: 0; margin-bottom: 14px; }
.modal-box .field input { flex: 1; }
.modal-box .row.end { margin-top: 16px; }
.toast { position: fixed; bottom: 24px; left: 24px; background: #141414; color: #fff; padding: 12px 18px; border-radius: 8px; z-index: 60; font-size: 13px; box-shadow: var(--shadow-lg); max-width: calc(100vw - 48px); }

/* ---------- help chat ---------- */
.help-fab {
  position: fixed; right: 20px; bottom: 20px; z-index: 40;
  background: var(--accent); color: var(--accentText); border: 0; border-radius: 999px;
  padding: 11px 20px; font-weight: 600; cursor: pointer; box-shadow: var(--shadow-lg);
}
.help-fab:hover { opacity: .9; }
.help-panel {
  position: fixed; right: 20px; bottom: 20px; z-index: 45; width: min(380px, calc(100vw - 24px)); height: min(560px, calc(100vh - 100px));
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column; overflow: hidden;
}
.help-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.help-head b { font: 400 22px/1 var(--serif); }
.help-head small { color: var(--dim); font-size: 11px; display: block; margin-top: 3px; }
.help-head button { margin-left: auto; border: 0; background: none; cursor: pointer; color: var(--dim); font-size: 13px; }
.help-head button:hover { color: var(--text); text-decoration: underline; }
.help-log { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 88%; padding: 9px 13px; border-radius: 12px; font-size: 13.5px; line-height: 1.5; white-space: pre-wrap; word-wrap: break-word; }
.msg.bot { background: var(--panel2); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg.me { background: var(--accent); color: var(--accentText); align-self: flex-end; border-bottom-right-radius: 4px; }
.msg.typing { color: var(--dim); font-style: italic; }
.help-chips { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 16px 10px; }
.help-chips button { border: 1px solid var(--line); background: var(--panel); border-radius: 999px; padding: 5px 11px; font-size: 12px; cursor: pointer; }
.help-chips button:hover { background: var(--hover); }
.help-form { display: flex; gap: 6px; padding: 12px; border-top: 1px solid var(--line); }
.help-form input { flex: 1; border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 9px 12px; color: var(--text); }
.help-form input:focus { outline: none; border-color: var(--text); }

body.focus .essay-layout { grid-template-columns: 0 1fr 0; }
body.focus .essay-layout > .panel { display: none; }
body.focus .help-fab { display: none; }

/* ---------- responsive ---------- */
@media (max-width: 1350px) { #canvasInfo { display: none; } }
@media (max-width: 1000px) {
  .art-layout, .essay-layout { grid-template-columns: 1fr; height: auto; }
  .panel, .panel.right { border: 0; border-bottom: 1px solid var(--line); }
  .stage { min-height: 60vh; }
  .paper-scroll { min-height: 70vh; }
  .art-layout > .panel.left { order: 2; }
  .art-layout > .stage-wrap { order: 1; }
  .art-layout > .panel.right { order: 3; }
  .essay-layout > .paper-wrap { order: 1; }
  .essay-layout > .panel.left { order: 2; }
  .essay-layout > .panel.right { order: 3; }
  .tool-grid { grid-template-columns: repeat(4, 1fr); }
  .doc-list .x { visibility: visible; }
  .card + .card { padding-left: 0; border-left: 0; }
}
@media (max-width: 640px) {
  .topbar { gap: 8px; padding: 10px 14px; height: auto; flex-wrap: wrap; position: static; }
  .topbar .tabs { order: 5; flex-basis: 100%; height: 38px; }
  .topbar .row { margin-left: auto; }
  .brand small { display: none; }
  .hero { padding-top: 48px; }
  .paper, .paper.mla, .paper.apa { padding: 32px 22px; min-height: 70vh; }
  .tool-grid { grid-template-columns: repeat(2, 1fr); }
  .toast { left: 12px; right: 12px; bottom: 76px; }
  .help-panel { right: 12px; bottom: 12px; height: calc(100vh - 80px); }
}

@media print {
  body { background: #fff; }
  .topbar, .panel, .toolbar, .statusbar, #view-home, #view-art, .help-fab, .help-panel { display: none !important; }
  .essay-layout { display: block; height: auto; }
  .paper-wrap, .paper-scroll { padding: 0; background: #fff; overflow: visible; }
  .paper { box-shadow: none; border: 0; max-width: none; padding: 0; min-height: 0; background: #fff; color: #000; }
  .paper .ph { background: none; color: inherit; }
  @page { margin: 1in; }
}

/* =====================================================================
   COMIC THEME: black & white ink, halftone dots, hard shadows
   ===================================================================== */
:root {
  --bg: #ffffff; --panel: #ffffff; --panel2: #f1f1f1; --hover: #ececec;
  --text: #000000; --dim: #3d3d3d; --line: #000000;
  --accent: #000000; --accent-soft: #e6e6e6; --accentText: #ffffff;
  --paper: #ffffff; --stage: #f4f4f4; --ph-bg: #e4e4e4; --ph-text: #000000; --link: #000000;
  --ink: #000000; --dot: rgba(0, 0, 0, .13);
  --shadow: 3px 3px 0 var(--ink); --shadow-lg: 6px 6px 0 var(--ink);
  --serif: "Bangers", "Impact", "Arial Black", sans-serif;
  --comic: "Comic Neue", "Comic Sans MS", "Chalkboard SE", system-ui, sans-serif;
}
:root[data-theme="dark"] {
  --bg: #000000; --panel: #0b0b0b; --panel2: #1a1a1a; --hover: #222222;
  --text: #ffffff; --dim: #c9c9c9; --line: #ffffff;
  --accent: #ffffff; --accent-soft: #2a2a2a; --accentText: #000000;
  --paper: #0f0f0f; --stage: #050505; --ph-bg: #2e2e2e; --ph-text: #ffffff; --link: #ffffff;
  --ink: #ffffff; --dot: rgba(255, 255, 255, .14);
}
body { font: 700 14.5px/1.5 var(--comic); }
::selection { background: var(--ink); color: var(--bg); }

/* halftone animation keyframes */
@keyframes dots-drift { to { background-position: 28px 28px; } }
@keyframes dots-wave { from { -webkit-mask-position: 0 0; mask-position: 0 0; } to { -webkit-mask-position: 480px 0; mask-position: 480px 0; } }
@keyframes burst-wobble {
  0%, 100% { transform: translate(-50%, -50%) rotate(-4deg) scale(1); }
  50% { transform: translate(-50%, -50%) rotate(3deg) scale(1.05); }
}
@keyframes pop-in { from { transform: scale(.85) rotate(-3deg); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------- top bar ---------- */
.topbar {
  border-bottom: 3px solid var(--ink);
  background: var(--panel) radial-gradient(circle, var(--dot) 1.1px, transparent 1.5px) 0 0 / 8px 8px;
}
.brand b {
  position: relative; isolation: isolate; font: 400 32px/1 var(--serif); letter-spacing: .03em; padding: 4px 10px;
  color: var(--bg); -webkit-text-stroke: 1.6px var(--ink); paint-order: stroke fill; text-shadow: 2px 2px 0 var(--ink);
}
.brand b::before {
  content: ""; position: absolute; inset: -6px -12px; z-index: -1;
  background: radial-gradient(circle, var(--ink) 1.5px, transparent 1.9px) 0 0 / 7px 7px;
  -webkit-mask-image: radial-gradient(ellipse 55% 60% at 50% 50%, #000 35%, transparent 80%);
  mask-image: radial-gradient(ellipse 55% 60% at 50% 50%, #000 35%, transparent 80%);
  animation: dots-drift 5s linear infinite;
}
.brand small { font-weight: 700; color: var(--text); }
.tabs { gap: 6px; align-items: center; }
.tab {
  font: 400 21px/1 var(--serif); letter-spacing: .05em; color: var(--text);
  padding: 7px 12px 5px; border: 2.5px solid transparent; border-radius: 6px;
}
.tab:hover { border-color: var(--ink); color: var(--text); }
.tab.active { background: var(--ink); color: var(--bg); border-color: var(--ink); transform: rotate(-2deg); box-shadow: 3px 3px 0 var(--dim); }

/* ---------- buttons & inputs: ink outlines with hard shadows ---------- */
.btn, .icon-btn, .tool, .help-chips button {
  border: 2.5px solid var(--ink) !important; border-radius: 6px; box-shadow: var(--shadow);
  font-weight: 700; background: var(--panel); color: var(--text);
  transition: transform .08s, box-shadow .08s;
}
.btn:hover, .icon-btn:hover, .tool:hover, .help-chips button:hover { background: var(--panel); transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); }
.btn:active, .icon-btn:active, .tool:active, .help-chips button:active { transform: translate(2px, 2px); box-shadow: 0 0 0 var(--ink); }
.btn.primary, .tool.active, .btn.on { background: var(--ink) !important; color: var(--bg) !important; }
.btn.primary:hover { opacity: 1; }
.stage-bar .btn, .stage-bar .btn.sm { box-shadow: none; border-color: transparent !important; }
.stage-bar .btn:hover { border-color: var(--ink) !important; transform: none; box-shadow: none; }
.stage-bar .btn.primary { border-color: var(--ink) !important; box-shadow: var(--shadow); }
.field input:not([type]), .field input[type="text"], select, input[type="number"], textarea, .help-form input {
  border: 2px solid var(--ink) !important; border-radius: 6px; font-weight: 700; background: var(--panel);
}
input[type="color"] { border: 2px solid var(--ink); }
.field input[type="range"], .check input { accent-color: var(--ink); }
h3 { font: 400 17px/1 var(--serif); letter-spacing: .07em; color: var(--text); }
h4 { font: 400 18px/1 var(--serif); letter-spacing: .05em; }

/* ---------- home: comic cover ---------- */
#view-home { overflow-x: hidden; background: radial-gradient(circle, var(--dot) 1.2px, transparent 1.6px) 0 0 / 14px 14px; }
.hero { text-align: center; padding-top: 64px; }
.title-wrap { position: relative; display: inline-block; max-width: 100%; padding: 50px 70px 40px; margin-bottom: 18px; }
.halftone {
  position: absolute; inset: -40px -220px -30px; pointer-events: none;
  -webkit-mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 55%, transparent 100%);
  mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 55%, transparent 100%);
}
.halftone::before, .halftone-wave { content: ""; position: absolute; inset: 0; }
.halftone::before { background: radial-gradient(circle, var(--ink) 1.3px, transparent 1.7px) 0 0 / 9px 9px; opacity: .45; animation: dots-drift 9s linear infinite reverse; }
.halftone-wave {
  background: radial-gradient(circle, var(--ink) 4px, transparent 4.5px) 0 0 / 15px 15px;
  -webkit-mask-image: linear-gradient(100deg, #000 0%, rgba(0,0,0,.05) 50%, #000 100%);
  mask-image: linear-gradient(100deg, #000 0%, rgba(0,0,0,.05) 50%, #000 100%);
  -webkit-mask-size: 480px 100%; mask-size: 480px 100%;
  animation: dots-wave 3.2s linear infinite, dots-drift 7s linear infinite;
}
.name-burst {
  position: absolute; left: 50%; top: 46%; width: min(640px, 92vw); aspect-ratio: 2 / 1; pointer-events: none;
  animation: burst-wobble 4s ease-in-out infinite;
}
.name-burst::before, .name-burst::after {
  content: ""; position: absolute; inset: 0;
  clip-path: polygon(50% 0%, 57% 18%, 72% 4%, 71% 24%, 92% 14%, 82% 33%, 100% 38%, 84% 50%, 100% 63%, 81% 67%, 92% 87%, 70% 77%, 69% 100%, 56% 82%, 46% 100%, 41% 80%, 24% 95%, 27% 74%, 4% 84%, 17% 63%, 0% 55%, 16% 46%, 2% 27%, 23% 31%, 17% 9%, 36% 22%, 40% 2%);
}
.name-burst::before { background: var(--ink); }
.name-burst::after { background: var(--bg); inset: 9px 18px; }
.hero h1 { position: relative; margin: 0; font: inherit; }
.logo-word {
  display: block; font: 400 clamp(64px, 13vw, 150px)/.9 var(--serif); letter-spacing: .02em;
  color: var(--bg); -webkit-text-stroke: clamp(2px, .5vw, 4px) var(--ink); paint-order: stroke fill;
  text-shadow: clamp(4px, .9vw, 8px) clamp(4px, .9vw, 8px) 0 var(--ink);
  transform: rotate(-3deg); animation: pop-in .5s cubic-bezier(.2, 1.6, .5, 1) both;
}
.tagline { display: block; margin-top: 18px; font: 400 clamp(24px, 4vw, 40px)/1 var(--serif); letter-spacing: .04em; color: var(--text); }
.tagline em { font-style: normal; background: var(--ink); color: var(--bg); padding: 0 10px; display: inline-block; transform: rotate(-3deg); }
.bubble {
  position: relative; display: inline-block; margin: 8px auto 52px !important; padding: 14px 24px;
  background: var(--panel); border: 3px solid var(--ink); border-radius: 30px; box-shadow: var(--shadow);
  font-size: 18px !important; color: var(--text) !important; max-width: 560px;
}
.bubble::before, .bubble::after { content: ""; position: absolute; left: 44px; border-style: solid; }
.bubble::before { top: -22px; border-width: 0 0 22px 22px; border-color: transparent transparent var(--ink) transparent; }
.bubble::after { top: -15px; left: 48px; border-width: 0 0 16px 16px; border-color: transparent transparent var(--panel) transparent; }
.hero-cards { gap: 28px; border-top: 0; text-align: left; }
.card, .card + .card {
  background: var(--panel); border: 3px solid var(--ink); border-radius: 4px; padding: 26px 28px;
  box-shadow: var(--shadow-lg); transition: transform .12s, box-shadow .12s;
}
.card:nth-child(1) { transform: rotate(-1deg); }
.card:nth-child(2) { transform: rotate(1deg); }
.card:hover { transform: rotate(0) translate(-2px, -2px); box-shadow: 9px 9px 0 var(--ink); }
.card:hover h2 { text-decoration: none; }
.card h2 { font: 400 44px/1 var(--serif); letter-spacing: .03em; }
.card p { color: var(--dim); }
.site-foot { text-align: center; }
.site-foot a { color: var(--text); text-decoration: underline; text-decoration-thickness: 2px; }

/* ---------- panels ---------- */
.panel { border-color: var(--ink) !important; border-width: 0 3px 0 0; border-style: solid; }
.panel.right { border-width: 0 0 0 3px; }

/* ---------- art studio ---------- */
.stage-wrap, .paper-wrap { background: var(--stage) radial-gradient(circle, var(--dot) 1.3px, transparent 1.7px) 0 0 / 12px 12px; }
.stage-bar, .toolbar { border-bottom: 3px solid var(--ink); }
.canvas-holder { outline: 3px solid var(--ink); box-shadow: 8px 8px 0 var(--ink); }
.tool-grid { gap: 6px; }
.swatches button, .palette button { border: 2px solid var(--ink); border-radius: 4px; }
.palette { border: 2.5px solid var(--ink); border-radius: 6px; box-shadow: var(--shadow); }
.palette button { border: 0; border-right: 2px solid var(--ink); }
.palette button:last-child { border-right: 0; }
.layers li { border: 2px solid transparent; }
.layers li.active { border-color: var(--ink); background: var(--panel2); box-shadow: var(--shadow); }
.subtabs { border-bottom: 3px solid var(--ink); }
.subtab { font: 400 20px/1 var(--serif); letter-spacing: .05em; color: var(--dim); border-bottom-width: 4px; margin-bottom: -3px; }
.subtab.active { color: var(--text); border-bottom-color: var(--ink); }
.gen { border-bottom: 2px dashed var(--ink); }
.prompt { font: italic 700 15px/1.45 var(--comic); padding: 10px 12px; border: 2px solid var(--ink); border-radius: 18px; }
.tpl-list, .etpl-list { border-top: 2px solid var(--ink); }
.tpl, .etpl-list .btn { border-bottom: 2px solid var(--ink) !important; border-top: 0 !important; border-left: 0 !important; border-right: 0 !important; box-shadow: none !important; border-radius: 0 !important; }
.tpl:hover, .etpl-list .btn:hover { background: var(--ink) !important; color: var(--bg) !important; transform: none !important; }
.tpl:hover small { color: var(--bg); }

/* ---------- essay writer (page stays clean & readable) ---------- */
.toolbar button { font-weight: 700; border: 2px solid transparent; }
.toolbar button:hover { border-color: var(--ink); background: transparent; }
.toolbar button.on { background: var(--ink); color: var(--bg); }
.toolbar .sep { width: 2px; background: var(--ink); }
.paper { border: 3px solid var(--ink); box-shadow: 8px 8px 0 var(--ink); font-weight: 400; }
.paper h1 { font: 700 28px/1.2 Georgia, "Times New Roman", serif; }
.paper h2 { font: 700 20px/1.3 Georgia, "Times New Roman", serif; }
.paper .ph { background: var(--ph-bg); color: var(--ph-text); border-bottom: 2px dotted var(--ink); border-radius: 0; }
.doc-list li { border: 2px solid transparent; }
.doc-list li.active { border-color: var(--ink); background: var(--panel2); box-shadow: var(--shadow); }
.statusbar { border-top: 3px solid var(--ink); font-weight: 700; }
.goalbar { height: 10px; border: 2px solid var(--ink); border-radius: 3px; background: var(--panel); }
#goalFill { background: repeating-linear-gradient(45deg, var(--ink) 0 4px, transparent 4px 7px); }
.tips p { border-left: 3px solid var(--ink); color: var(--text); }

/* ---------- modal / toast / help ---------- */
.modal { background: rgba(0, 0, 0, .55); }
.modal-box { border: 3px solid var(--ink); border-radius: 6px; box-shadow: 8px 8px 0 var(--ink); animation: pop-in .25s cubic-bezier(.2, 1.6, .5, 1) both; }
.modal-box h3 { font: 400 32px/1 var(--serif); letter-spacing: .04em; }
.toast { background: var(--panel); color: var(--text); border: 3px solid var(--ink); border-radius: 22px; box-shadow: var(--shadow); font-weight: 700; }
.help-fab {
  font: 400 22px/1 var(--serif); letter-spacing: .06em; padding: 12px 22px 10px;
  background: var(--panel); color: var(--text); border: 3px solid var(--ink); border-radius: 26px; box-shadow: var(--shadow);
}
.help-fab::after {
  content: ""; position: absolute; right: 26px; bottom: -14px; border-style: solid;
  border-width: 14px 14px 0 0; border-color: var(--ink) transparent transparent transparent;
}
.help-fab:hover { transform: translate(-1px, -1px) rotate(-2deg); box-shadow: 4px 4px 0 var(--ink); opacity: 1; }
.help-panel { border: 3px solid var(--ink); border-radius: 8px; box-shadow: 8px 8px 0 var(--ink); }
.help-head { border-bottom: 3px solid var(--ink); background: var(--panel) radial-gradient(circle, var(--dot) 1.1px, transparent 1.5px) 0 0 / 8px 8px; }
.help-head b { font: 400 28px/1 var(--serif); letter-spacing: .05em; }
.help-head button { font-weight: 700; color: var(--text); }
.msg { border: 2px solid var(--ink); border-radius: 16px; font-weight: 700; }
.msg.bot { background: var(--panel); border-bottom-left-radius: 3px; }
.msg.me { background: var(--ink); color: var(--bg); border-bottom-right-radius: 3px; }
.help-form { border-top: 3px solid var(--ink); }

@media (max-width: 640px) {
  .title-wrap { padding: 36px 16px 28px; }
  .halftone { inset: -10px -10px; }
  .tab { font-size: 18px; padding: 6px 9px 4px; }
}
@media (prefers-reduced-motion: reduce) {
  .halftone::before, .halftone-wave, .brand b::before, .name-burst, .logo-word { animation: none !important; }
}
@media (max-width: 1000px) {
  .toolbar, .stage-bar, .stage-bar .row { flex-wrap: wrap; }
}
@media (max-width: 640px) {
  .topbar .btn.sm, .topbar .icon-btn { padding: 4px 8px; font-size: 12px; }
  .help-fab { font-size: 18px; padding: 9px 16px 7px; }
}

/* ---------- animated tip bubbles ---------- */
@keyframes tip-pop { 0% { transform: scale(.3) rotate(-8deg); opacity: 0; } 60% { transform: scale(1.08) rotate(2deg); opacity: 1; } 80% { transform: scale(.97) rotate(-1deg); } 100% { transform: scale(1) rotate(0); } }
@keyframes tip-float { 0%, 100% { translate: 0 0; } 50% { translate: 0 -5px; } }
@keyframes tip-out { to { transform: scale(.6) rotate(6deg); opacity: 0; } }
@keyframes ants { to { background-position: 16px 0, -16px 100%, 0 -16px, 100% 16px; } }
@keyframes ring-pulse { 0%, 100% { box-shadow: 0 0 0 0 var(--ink); } 50% { box-shadow: 0 0 0 5px transparent; } }
@keyframes ring-pop { from { transform: scale(1.25); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes caret { 50% { opacity: 0; } }

.tip-bubble {
  position: fixed; z-index: 70; width: min(300px, calc(100vw - 16px));
  background: var(--panel); color: var(--text); border: 3px solid var(--ink); border-radius: 22px;
  box-shadow: 5px 5px 0 var(--ink); padding: 14px 16px 10px; font-weight: 700; font-size: 14.5px; line-height: 1.4;
  transform-origin: var(--tail-x, 50%) 0;
}
.tip-bubble.above { transform-origin: var(--tail-x, 50%) 100%; }
.tip-bubble.pop { animation: tip-pop .45s cubic-bezier(.2, 1.4, .4, 1) both, tip-float 2.6s ease-in-out .5s infinite; }
.tip-bubble.out { animation: tip-out .16s ease-in forwards; }
.tip-text { min-height: 2.8em; }
.tip-text::after { content: "▌"; font-weight: 400; margin-left: 1px; animation: caret .8s steps(1) infinite; }
.tip-foot { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.tip-count { font: 400 16px/1 var(--serif); letter-spacing: .06em; color: var(--dim); }
.tip-skip { border: 0; background: none; cursor: pointer; font-weight: 700; color: var(--dim); text-decoration: underline; }
.tip-skip:hover { color: var(--text); }
.tip-next {
  border: 2.5px solid var(--ink); background: var(--ink); color: var(--bg); border-radius: 6px;
  padding: 5px 14px 3px; font: 400 18px/1 var(--serif); letter-spacing: .05em; cursor: pointer; box-shadow: 2px 2px 0 var(--dim);
}
.tip-next:hover { transform: translate(-1px, -1px) rotate(-2deg); }
.tip-next:active { transform: translate(1px, 1px); box-shadow: none; }
/* speech-bubble tail pointing at the target */
.tip-tail, .tip-tail::after { position: absolute; width: 0; height: 0; border-style: solid; }
.tip-tail { left: calc(var(--tail-x, 50%) - 14px); top: -20px; border-width: 0 14px 20px 14px; border-color: transparent transparent var(--ink) transparent; }
.tip-tail::after { content: ""; left: -9px; top: 6px; border-width: 0 9px 13px 9px; border-color: transparent transparent var(--panel) transparent; }
.tip-bubble.above .tip-tail { top: auto; bottom: -20px; border-width: 20px 14px 0 14px; border-color: var(--ink) transparent transparent transparent; }
.tip-bubble.above .tip-tail::after { top: -20px; border-width: 13px 9px 0 9px; border-color: var(--panel) transparent transparent transparent; }

/* highlight around the thing being explained: marching ink dashes + halftone glow */
.tip-ring {
  position: fixed; z-index: 69; pointer-events: none; border-radius: 10px;
  background:
    linear-gradient(90deg, var(--ink) 50%, transparent 0) repeat-x 0 0 / 16px 3px,
    linear-gradient(90deg, var(--ink) 50%, transparent 0) repeat-x 0 100% / 16px 3px,
    linear-gradient(0deg, var(--ink) 50%, transparent 0) repeat-y 0 0 / 3px 16px,
    linear-gradient(0deg, var(--ink) 50%, transparent 0) repeat-y 100% 0 / 3px 16px;
  transition: left .3s cubic-bezier(.3, 1.3, .5, 1), top .3s cubic-bezier(.3, 1.3, .5, 1), width .3s, height .3s;
}
.tip-ring::before {
  content: ""; position: absolute; inset: -14px; z-index: -1; border-radius: 16px;
  background: radial-gradient(circle, var(--ink) 1.3px, transparent 1.7px) 0 0 / 8px 8px; opacity: .35;
  -webkit-mask-image: radial-gradient(closest-side, transparent 60%, #000 75%, transparent 100%);
  mask-image: radial-gradient(closest-side, transparent 60%, #000 75%, transparent 100%);
  animation: dots-drift 4s linear infinite;
}
.tip-ring.pop { animation: ants .6s linear infinite, ring-pop .3s ease-out both; }
.tip-ring.out { opacity: 0; transition: opacity .15s; }

@media (prefers-reduced-motion: reduce) {
  .tip-bubble.pop, .tip-ring.pop, .tip-ring::before, .tip-text::after { animation: none !important; }
  .tip-ring { transition: none; }
}
@media print { .tip-bubble, .tip-ring { display: none !important; } }