/* Dark theme: green-on-black terminal, in the spirit of cdda-guide.nornagon.net
   (near-black background, green as the primary hue) but pushed toward a true
   phosphor-terminal look with green body text, not white.
   `[data-theme]` (set by the header toggle, persisted in localStorage) always
   wins over the OS preference below — an attribute selector outranks a plain
   `:root` even inside a media query, regardless of source order. With no
   `data-theme` attribute at all, the toggle is in "Auto" and only the media
   query decides. */
:root, :root[data-theme="dark"] {
  --bg: #0a0a0a;
  --bg2: #131313;
  --panel: #171717;
  --panel2: #202020;
  --border: #2b2b2b;
  --text: #cdeed8;
  --muted: #8a9a90;
  --accent: #4ade80;
  --accent-rgb: 74,222,128;
  --accent2: #22c55e;
  --accent2-rgb: 34,197,94;
  --good: #86efac;
  --good-rgb: 134,239,172;
  --good-bg: #113322;
  --on-good: #06170d;
  --shard: #facc15;
  --shard-rgb: 250,204,21;
  --danger: #ff9b9b;
  --danger-border: #5a3232;
  --danger-hover-border: #c05a5a;
  --danger-hover-bg: #2a1a1a;
  --hairline: rgba(255,255,255,.04);
  --header-grad-1: #161616;
  --header-grad-2: #0a0a0a;
  --tooltip-bg: #080808;
  --shadow: rgba(0,0,0,.5);
  --radius: 10px;
}
/* Light theme complement: same green identity, re-tuned for AA contrast on
   a light background (darker greens for text, paler greens for fills). */
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f6f5;
    --bg2: #eeeeee;
    --panel: #ffffff;
    --panel2: #f2f2f2;
    --border: #dcdcdc;
    --text: #18201a;
    --muted: #5b6b62;
    --accent: #15803d;
    --accent-rgb: 21,128,61;
    --accent2: #16a34a;
    --accent2-rgb: 22,163,74;
    --good: #047857;
    --good-rgb: 4,120,87;
    --good-bg: #dcfce7;
    --on-good: #f2fff8;
    --shard: #92400e;
    --shard-rgb: 146,64,14;
    --danger: #b91c1c;
    --danger-border: #f3b4b4;
    --danger-hover-border: #ef4444;
    --danger-hover-bg: #fee2e2;
    --hairline: rgba(0,0,0,.06);
    --header-grad-1: #f0f0f0;
    --header-grad-2: #ffffff;
    --tooltip-bg: #ffffff;
    --shadow: rgba(0,0,0,.18);
  }
}
:root[data-theme="light"] {
  --bg: #f6f6f5;
  --bg2: #eeeeee;
  --panel: #ffffff;
  --panel2: #f2f2f2;
  --border: #dcdcdc;
  --text: #18201a;
  --muted: #5b6b62;
  --accent: #15803d;
  --accent-rgb: 21,128,61;
  --accent2: #16a34a;
  --accent2-rgb: 22,163,74;
  --good: #047857;
  --good-rgb: 4,120,87;
  --good-bg: #dcfce7;
  --on-good: #f2fff8;
  --shard: #92400e;
  --shard-rgb: 146,64,14;
  --danger: #b91c1c;
  --danger-border: #f3b4b4;
  --danger-hover-border: #ef4444;
  --danger-hover-bg: #fee2e2;
  --hairline: rgba(0,0,0,.06);
  --header-grad-1: #f0f0f0;
  --header-grad-2: #ffffff;
  --tooltip-bg: #ffffff;
  --shadow: rgba(0,0,0,.18);
}
* { box-sizing: border-box; }
/* Kill the ~300ms touch tap delay on interactive elements (double-tap-zoom hold). */
button, a, input, label, .plan-handle, .plan-backdrop, .card-top, .group-head { touch-action: manipulation; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Never let long names/descriptions force the page wider than the screen. */
.card-title, .req-text, .shop-name, .shop-from, .desc, .quality-egs, .group-label { overflow-wrap: anywhere; }

header {
  background: linear-gradient(120deg, var(--header-grad-1), var(--header-grad-2) 70%);
  border-bottom: 1px solid var(--border);
  padding: 26px 0 22px;
}
h1 { margin: 0; font-size: 28px; letter-spacing: .3px; }
h1 .accent { color: var(--accent); }

/* Lines up with .layout's 1fr / 420px columns, so the theme toggle sits
   directly above the Plan sidebar. */
.header-inner { display: grid; grid-template-columns: 1fr 420px; gap: 24px; align-items: start; }
.header-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; padding-top: 6px; }

.theme-toggle { display: inline-flex; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--panel2); }
.theme-btn { border: none; background: transparent; color: var(--muted); padding: 7px 10px; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.theme-btn + .theme-btn { border-left: 1px solid var(--border); }
.theme-btn svg { width: 15px; height: 15px; }
.theme-btn:hover { color: var(--text); }
.theme-btn[aria-pressed="true"] { background: var(--accent2); color: #fff; }

.layout { display: grid; grid-template-columns: 1fr 420px; gap: 24px; margin-top: 22px; align-items: start; }
/* `align-items: start` above shrinks aside to the Plan panel's own height
   instead of stretching it to match main's (much taller) column. A sticky
   child can only stay pinned while scrolling through the height of its own
   containing block, so a short aside gave it almost no room to travel and it
   detached almost immediately. Stretching aside back out gives it the full
   column height to stick within. */
.layout > aside { align-self: stretch; }

/* The pull-up handle is desktop-hidden; the Plan is a normal sidebar there. */
.plan-handle { display: none; }

/* Sticks to the viewport top once you scroll past it, so search/filters/
   Expand-Collapse stay reachable while scanning a long list. */
.controls-sticky {
  position: sticky; top: 0; z-index: 20;
  background: var(--bg); padding-top: 4px; margin-top: -4px;
  border-bottom: 1px solid var(--border);
}

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 14px; }
.toolbar-actions { border-top: 1px solid var(--border); padding-top: 12px; padding-bottom: 12px; gap: 6px 8px; }
.toolbar-actions .btn { padding: 6px 9px; font-size: 12px; }
.toolbar-group { display: flex; align-items: center; gap: 6px 8px; }
#view-actions { margin-left: auto; }
.search-wrap { position: relative; flex: 1 1 240px; min-width: 180px; display: flex; }
#search {
  flex: 1 1 auto; width: 100%; min-width: 0;
  background: var(--panel); border: 1px solid var(--border); color: var(--text);
  padding: 9px 32px 9px 12px; border-radius: var(--radius); font-size: 14px;
}
#search:focus { outline: none; border-color: var(--accent2); }
#search::-webkit-search-cancel-button { display: none; }
.search-clear {
  position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  display: flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; padding: 0;
  background: transparent; border: none; border-radius: var(--radius);
  color: var(--muted); cursor: pointer;
}
.search-clear[hidden] { display: none; }
.search-clear svg { width: 14px; height: 14px; }
.search-clear:hover { color: var(--text); background: var(--panel2); }
.chk { color: var(--muted); font-size: 14px; user-select: none; cursor: pointer; display: inline-flex; gap: 6px; align-items: center; }
.chk input { accent-color: var(--accent2); }

.btn { background: var(--panel2); color: var(--text); border: 1px solid var(--border); padding: 8px 12px; border-radius: var(--radius); cursor: pointer; font-size: 13px; }
.btn:hover { border-color: var(--accent2); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--danger); border-color: var(--danger-border); }
.btn.danger:hover { border-color: var(--danger-hover-border); background: var(--danger-hover-bg); }
.btn.tiny { padding: 4px 9px; font-size: 12px; }

.stats { color: var(--muted); font-size: 13px; margin-bottom: 16px; }
.stats b { color: var(--text); }

.group-head { display: flex; align-items: center; gap: 8px; margin: 26px 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--accent); border-bottom: 1px solid var(--border); padding-bottom: 6px; cursor: pointer; user-select: none; }
.group-head:hover { color: var(--text); }
.group-head .caret { font-size: 11px; width: 12px; color: var(--muted); }
.group-head .group-label { flex: 1; }
.group-head .group-count { font-size: 11px; letter-spacing: 0; color: var(--muted); background: var(--panel2); border-radius: 10px; padding: 1px 8px; }
.group-head.collapsed { margin-bottom: 8px; opacity: .85; }
.cat-head { margin: 16px 0 8px; font-size: 15px; color: var(--muted); font-weight: 600; }

.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 10px; overflow: hidden;
}
.card.done { opacity: .62; }
.card.done .card-title { text-decoration: line-through; text-decoration-color: var(--muted); }
.card.planned { border-color: var(--accent2); box-shadow: 0 0 0 1px var(--accent2) inset; }
.card.locked { opacity: .72; }

.card-top { display: flex; align-items: center; gap: 12px; padding: 12px 14px; cursor: pointer; }
.card-done { margin-top: 2px; display: flex; flex-direction: row; align-items: center; gap: 6px; }
.card-done input { width: 18px; height: 18px; accent-color: var(--good); cursor: pointer; }
.card-done input:disabled { cursor: not-allowed; opacity: .5; }
.card-chevron {
  width: 7px; height: 7px; flex: none;
  border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted);
  transform: rotate(-45deg); /* points right, closed */
  transition: transform .15s ease;
}
.card.open .card-chevron { transform: rotate(45deg); } /* points down, open */
.lock-note { color: var(--muted); font-size: 12px; margin-top: 4px; }
.card-main { flex: 1; min-width: 0; }
.card-title { font-weight: 600; font-size: 15px; }
.card-key {
  display: inline-block; margin-left: 8px; font-weight: 600; font-size: 12px;
  color: var(--accent); background: rgba(var(--accent-rgb),.1);
  border: 1px solid rgba(var(--accent-rgb),.35); border-radius: 20px; padding: 1px 9px;
  vertical-align: middle; white-space: nowrap;
}
.card-side { display: flex; flex-direction: row; align-items: center; gap: 8px; }
.progress-badge { font-size: 12px; color: var(--muted); white-space: nowrap; }
.progress-badge.complete { color: var(--good); }
.plan-btn { border: 1px solid var(--border); background: var(--panel2); color: var(--muted); border-radius: 20px; padding: 3px 11px; font-size: 12px; cursor: pointer; white-space: nowrap; }
.plan-btn.on { background: var(--accent2); color: #fff; border-color: var(--accent2); }

/* Repeatable key-item crafts: a tally/reset button replaces the done checkbox. */
.craft-btn { border: 1px solid var(--border); background: var(--panel2); color: var(--muted); border-radius: 20px; padding: 3px 11px; font-size: 12px; cursor: not-allowed; white-space: nowrap; }
.craft-btn.ready { background: var(--good-bg); color: var(--good); border-color: var(--good); cursor: pointer; }
.craft-btn.ready:hover { background: var(--good); color: var(--on-good); }

.card-body { display: none; padding: 0 14px 14px 44px; }
.card.open .card-body { display: block; }
.req-section-label { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin: 10px 0 6px; }
.req { display: flex; align-items: baseline; gap: 9px; padding: 4px 0; border-bottom: 1px solid var(--hairline); }
.req:last-child { border-bottom: none; }
.req input { margin-top: 1px; accent-color: var(--good); width: 16px; height: 16px; cursor: pointer; flex: none; }
.req-text { flex: 1; }
.quality-egs { color: var(--muted); font-size: 12px; }
.quality-egs .item-link { color: var(--muted); border-bottom-color: var(--border); }
.quality-egs .item-link:hover { color: var(--accent); }
.req.comp { align-items: center; }
.req.have .req-text { color: var(--muted); }

/* per-alternative quantity stepper */
.stepper { display: inline-flex; align-items: stretch; vertical-align: middle; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; margin-right: 3px; background: var(--bg2); }
.stepper.full { border-color: var(--good); }
.stepper .step { border: none; background: var(--panel2); color: var(--text); width: 20px; padding: 0; font-size: 14px; line-height: 1; cursor: pointer; }
.stepper .step:hover:not(:disabled) { background: var(--accent2); color: #fff; }
.stepper .step:disabled { opacity: .35; cursor: default; }
.stepper .qty { width: 3ch; min-width: 3ch; border: none; background: transparent; color: var(--text); text-align: right; font-variant-numeric: tabular-nums; font-size: 12.5px; padding: 2px 1px; }
.stepper .qty:focus { outline: none; background: rgba(var(--accent2-rgb),.15); }
.stepper .of { color: var(--muted); font-size: 12px; padding: 2px 4px 0 1px; white-space: nowrap; }
.stepper.full .qty { color: var(--good); }
.stepper.full .of { color: var(--good); }
.req.have .req-text .item-link { color: var(--muted); }
.item-link { color: var(--text); text-decoration: none; border-bottom: 1px dotted var(--accent); }
.item-link:hover { color: var(--accent); border-bottom-style: solid; }
.list-ref { border-bottom: 1px dashed var(--muted); cursor: help; }
.req.have .req-text .list-ref { color: var(--muted); }

.tooltip {
  position: absolute; z-index: 100; max-width: min(340px, calc(100vw - 16px)); max-height: 45vh; overflow-y: auto;
  background: var(--tooltip-bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; /* muted while transient */
  padding: 8px 11px; font-size: 12.5px; line-height: 1.45;
  box-shadow: 0 8px 24px var(--shadow); pointer-events: none;
  transition: border-color .15s, box-shadow .15s;
}
/* frozen = interactive: vivid accent border signals you can move onto it */
.tooltip.frozen {
  border-color: var(--accent);
  box-shadow: 0 8px 28px var(--shadow), 0 0 0 1px rgba(var(--accent-rgb),.4);
  cursor: default;
}
.count { color: var(--shard); font-variant-numeric: tabular-nums; font-weight: 600; }
.or { color: var(--muted); font-style: italic; margin: 0 3px; }
.tag { font-size: 11px; color: var(--muted); border: 1px solid var(--border); border-radius: 4px; padding: 0 5px; margin-left: 6px; }
.crafted-tag {
  display: inline-block; margin-left: 8px; font-weight: 600; font-size: 12px;
  color: var(--good); background: var(--good-bg);
  border: 1px solid rgba(var(--good-rgb),.35); border-radius: 20px; padding: 1px 9px;
  vertical-align: middle; white-space: nowrap; cursor: pointer;
}
.crafted-tag:hover { border-color: var(--good); }
.desc { color: var(--muted); font-size: 13px; white-space: pre-wrap; margin-top: 12px; }

/* shopping list */
/* Capped to the viewport so a long plan doesn't run off-screen; the header
   (title + Clear) and the ready-to-craft footer stay put while .plan-scroll
   scrolls on its own — same pattern the mobile bottom sheet already uses. */
aside .sticky {
  position: sticky; top: 16px; max-height: calc(100vh - 32px);
  display: flex; flex-direction: column; overflow: hidden;
}
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.panel h2 { margin: 0; font-size: 16px; }
.panel-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex: none; }
.panel-head h2 { flex: 1; }
.panel-actions { display: flex; gap: 6px; }
.plan-scroll { flex: 1; min-height: 0; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.plan-ready-badge {
  font-weight: 600; font-size: 12px; color: var(--accent2); white-space: nowrap;
}
#plan-ready-list:not(:empty) {
  margin-bottom: 10px; padding-bottom: 10px; border-bottom: 1px solid var(--border);
}
.plan-ready-row { display: flex; align-items: center; gap: 8px; padding: 4px 0; font-size: 13px; }
.plan-ready-row .craft-btn { flex: none; }
.plan-ready-check { width: 18px; height: 18px; accent-color: var(--good); cursor: pointer; flex: none; }
.plan-ready-name { flex: 1; overflow-wrap: anywhere; }
.hint { color: var(--muted); font-size: 13px; }
.shop-item { display: flex; align-items: flex-start; gap: 8px; padding: 6px 0; border-bottom: 1px solid var(--hairline); font-size: 14px; }
.shop-check { margin-top: 2px; accent-color: var(--good); width: 16px; height: 16px; cursor: pointer; flex: none; }
.shop-item .count { min-width: 34px; text-align: right; }
.shop-item.have { opacity: .5; }
.shop-item.have .shop-name { text-decoration: line-through; }
.shop-name { flex: 1; }
.shop-from { color: var(--muted); font-size: 11px; }
.shop-total { margin-top: 12px; font-size: 12px; color: var(--muted); }
.shop-item.shard { border-bottom-color: rgba(var(--shard-rgb), .4); }
.shop-item.shard .shop-name { font-weight: 600; }

/* ---- mobile: single column + Plan as a pull-up bottom sheet ---- */
.plan-backdrop { display: none; }
@media (max-width: 900px) {
  html, body { overflow-x: hidden; } /* safety net; sticky isn't used at this size */
  .wrap { padding: 0 14px; }
  .layout { grid-template-columns: 1fr; }
  .header-inner { grid-template-columns: 1fr; }
  .header-actions { align-items: flex-start; padding-top: 12px; }
  /* Force the toolbar-action groups (checkboxes, Expand/Collapse, main buttons)
     onto their own row each, instead of letting a single flex-wrap row break
     them apart unpredictably. */
  .toolbar-actions { flex-direction: column; align-items: flex-start; }
  #view-actions { margin-left: 0; }
  body { padding-bottom: 62px; } /* clear the collapsed sheet handle */

  #plan-panel {
    position: fixed; left: 0; right: 0; bottom: 0; top: auto; z-index: 60;
    margin: 0; padding: 0;
    max-height: 88vh; border-radius: 14px 14px 0 0;
    display: flex; flex-direction: column;
    box-shadow: 0 -10px 30px rgba(0,0,0,.55);
    transform: translateY(calc(100% - 60px)); /* only the handle peeks up */
    transition: transform .2s ease;
  }
  #plan-panel.open { transform: translateY(0); }

  .plan-handle {
    display: flex; flex-direction: column; gap: 6px;
    width: 100%; height: 60px; flex: none;
    background: transparent; border: none; color: var(--text);
    padding: 8px 16px 0; cursor: pointer; text-align: left;
  }
  .plan-grip { width: 40px; height: 4px; border-radius: 2px; background: var(--border); align-self: center; }
  .plan-handle-row { display: flex; align-items: center; gap: 8px; }
  .plan-handle-title { font-weight: 600; font-size: 15px; }
  .plan-summary { flex: 1; color: var(--muted); font-size: 12px; }
  .plan-caret { color: var(--muted); font-size: 16px; transition: transform .2s ease; }
  #plan-panel.open .plan-caret { transform: rotate(180deg); }

  .plan-scroll { padding: 4px 16px 24px; }
  .panel-head { padding: 6px 16px 0; }
  .panel-head h2 { display: none; } /* the handle already labels it "Plan" */

  .plan-backdrop {
    display: block; position: fixed; inset: 0; z-index: 55;
    background: rgba(0,0,0,.5); opacity: 0; pointer-events: none;
    transition: opacity .2s ease;
  }
  .plan-backdrop.show { opacity: 1; pointer-events: auto; }
}

/* Very narrow phones (iPhone SE ~375px): tighten so nothing overflows. */
@media (max-width: 480px) {
  h1 { font-size: 21px; }
  header { padding: 16px 0 14px; }
  .toolbar { gap: 8px; }
  .card-top { padding: 10px 11px; gap: 8px; }
  .card-key { margin-left: 6px; white-space: normal; overflow-wrap: anywhere; } /* was nowrap -> could overflow */
  .card-body { padding: 0 11px 12px 36px; }
  .req { gap: 7px; }
  .stepper .qty { width: 2.4ch; min-width: 2.4ch; }
  .stepper .step { width: 22px; } /* keep tap targets usable */
}

footer { color: var(--muted); font-size: 12px; padding: 30px 0 40px; margin-top: 20px; border-top: 1px solid var(--border); }
footer code { color: var(--text); }
footer a { color: var(--accent); text-decoration: none; border-bottom: 1px dotted var(--accent); }
footer a:hover { border-bottom-style: solid; }
footer a:has(code) { border-bottom: none; } /* the code pill's own background already reads as a link */
footer a code { color: inherit; }
code { background: var(--bg2); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.empty { color: var(--muted); padding: 40px 0; text-align: center; }

/* ---- toast notification ---- */
#toast {
  position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%) translateY(10px);
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 18px; font-size: 13px; color: var(--text);
  opacity: 0; pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  z-index: 200; max-width: min(480px, calc(100vw - 32px)); text-align: center;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto; }

/* ---- export fallback modal ---- */
.export-overlay {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center;
}
.export-box {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; display: flex; flex-direction: column; gap: 10px;
  width: min(520px, calc(100vw - 32px));
}
.export-box p { margin: 0; font-size: 13px; }
.export-ta {
  width: 100%; height: 160px; resize: vertical;
  background: var(--bg2); border: 1px solid var(--border); border-radius: 4px;
  color: var(--text); font-family: monospace; font-size: 12px; padding: 8px;
}