:root {
  --bg: #010603;
  --screen: rgba(2, 14, 7, 0.64);
  --fg: #52ff8f;
  --fg-bright: #c4ffd8;
  --fg-dim: rgba(82, 255, 143, 0.7);
  --fg-mute: rgba(82, 255, 143, 0.45);
  --line: rgba(82, 255, 143, 0.2);
  --line-strong: rgba(82, 255, 143, 0.42);
  --fill: rgba(82, 255, 143, 0.08);
  --fill-strong: rgba(82, 255, 143, 0.16);
  --warn: #ffc857;
  --warn-line: rgba(255, 200, 87, 0.45);
  --warn-fill: rgba(255, 200, 87, 0.1);
  --glow: 0 0 1px rgba(82, 255, 143, 0.8), 0 0 8px rgba(82, 255, 143, 0.35);
  --glow-strong: 0 0 2px rgba(82, 255, 143, 0.9), 0 0 14px rgba(82, 255, 143, 0.55);
  --font-display: 'VT323', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --font-mono: 'Share Tech Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --radius: 16px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 var(--font-mono);
  text-shadow: var(--glow);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--fg); color: var(--bg); text-shadow: none; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

button { font: inherit; color: inherit; text-shadow: inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; }

:focus-visible { outline: 1px dashed var(--fg); outline-offset: 3px; }

/* ---------- Background and CRT overlay ---------- */

#bg { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; display: block; }

.crt { position: fixed; inset: 0; pointer-events: none; z-index: 20; overflow: hidden; }
.crt::before {
  content: ''; position: absolute; inset: 0;
  background: repeating-linear-gradient(to bottom, transparent 0 2px, rgba(0, 0, 0, 0.2) 2px 3px);
}
.crt::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, transparent 58%, rgba(0, 0, 0, 0.6) 100%);
}
.crt-band {
  position: absolute; left: 0; right: 0; height: 22vh; top: -22vh;
  background: linear-gradient(to bottom, transparent, rgba(82, 255, 143, 0.045), transparent);
  animation: roll 9s linear infinite;
}
@keyframes roll { to { transform: translateY(150vh); } }

/* ---------- Terminal shell ---------- */

.terminal {
  position: relative; z-index: 1;
  width: min(980px, calc(100% - 40px));
  height: calc(100dvh - 40px);
  margin: 20px auto;
  display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 1fr auto;
  background: var(--screen);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow:
    0 0 0 6px rgba(0, 0, 0, 0.55),
    0 0 0 7px rgba(82, 255, 143, 0.12),
    0 0 60px rgba(82, 255, 143, 0.12),
    inset 0 0 80px rgba(82, 255, 143, 0.07);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  overflow: hidden;
  animation: flicker 6s infinite;
}
@keyframes flicker {
  0%, 100% { opacity: 1; }
  47% { opacity: 1; }
  48% { opacity: 0.965; }
  49% { opacity: 1; }
  82% { opacity: 0.985; }
  83% { opacity: 1; }
}

.term-head {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(to bottom, rgba(82, 255, 143, 0.07), transparent);
}
.brand {
  margin: 0; flex: 1; min-width: 0;
  font: 400 28px/1 var(--font-display);
  letter-spacing: 0.08em;
  text-shadow: var(--glow-strong);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.brand-mark { margin-right: 10px; animation: blink 1.1s steps(1) infinite; }
/* Uplink status: the Fallout 76 radio tower map marker (fallout.wiki), cut into
   alpha masks of the tower and its signal bolts so it takes the terminal green.
   Lit when DeepSeek is usable, dim when it isn't; the bolts flash while sending. */
.link { display: flex; color: var(--fg-mute); }
.link-icon { position: relative; width: 16px; height: 24px; }
.link-icon::before, .link-icon::after {
  content: ''; position: absolute; inset: 0; background: currentColor;
  -webkit-mask: url(icons/radio-tower.png) center / contain no-repeat;
  mask: url(icons/radio-tower.png) center / contain no-repeat;
}
.link-icon::after { -webkit-mask-image: url(icons/radio-tower-signal.png); mask-image: url(icons/radio-tower-signal.png); }
.link[data-state="online"], .link[data-state="busy"] { color: var(--fg); }
.link[data-state="online"] .link-icon, .link[data-state="busy"] .link-icon {
  filter: drop-shadow(0 0 1px rgba(82, 255, 143, 0.8)) drop-shadow(0 0 5px rgba(82, 255, 143, 0.35));
}
.link[data-state="busy"] .link-icon::after { animation: blink 0.6s steps(1) infinite; }
.head-btn {
  background: transparent; border: 1px solid var(--line-strong); border-radius: 6px;
  padding: 4px 12px; font-size: 13px; letter-spacing: 0.1em;
}
.head-btn:hover { background: var(--fill-strong); border-color: var(--fg); }
.icon-btn { padding: 4px 7px; }
.icon-btn svg {
  display: block; width: 18px; height: 20px;
  fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  filter: drop-shadow(0 0 1px rgba(82, 255, 143, 0.8)) drop-shadow(0 0 5px rgba(82, 255, 143, 0.35));
}
.icon-btn[aria-pressed="false"] { color: var(--fg-mute); }
.icon-btn[aria-pressed="true"] .sound-off, .icon-btn[aria-pressed="false"] .sound-on { display: none; }

@keyframes blink { 50% { opacity: 0; } }

/* ---------- Conversation log ---------- */

.log {
  overflow-y: auto; overscroll-behavior: contain;
  padding: 22px 24px 10px;
  scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent;
}
.log::-webkit-scrollbar { width: 8px; }
.log::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 4px; }

.boot { font-size: 15px; }
.boot-line { margin: 0; white-space: pre-wrap; min-height: 1.55em; }
.boot-line.dim { color: var(--fg-mute); }
.boot-line.warn { color: var(--warn); text-shadow: none; }
.boot-title { font: 400 34px/1.1 var(--font-display); letter-spacing: 0.06em; text-shadow: var(--glow-strong); margin-bottom: 8px; }
.cursor::after { content: '█'; margin-left: 2px; animation: blink 1s steps(1) infinite; }

.suggestions { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 10px; margin-top: 18px; }
.suggestion {
  text-align: left; background: transparent;
  border: 1px dashed var(--line-strong); border-radius: 8px;
  padding: 10px 12px; font-size: 14px; line-height: 1.35;
}
.suggestion::before { content: '> '; color: var(--fg-mute); }
.suggestion:hover, .suggestion:focus-visible {
  background: var(--fg); color: var(--bg); text-shadow: none; border-style: solid; outline: none;
}
.suggestion:hover::before, .suggestion:focus-visible::before { color: var(--bg); }

/* Recent builds under the suggestions (public/recent.js). */
.recent { margin-top: 30px; }
.recent-title {
  display: flex; align-items: center; gap: 12px; margin: 0 0 6px;
  font: 400 22px/1 var(--font-display); letter-spacing: 0.1em;
}
.recent-title::after { content: ''; flex: 1; border-top: 1px solid var(--line); }
.recent-list { list-style: none; margin: 0; padding: 0; }
.recent-item { border-bottom: 1px dashed var(--line); }
.recent-item.fresh { animation: appear 0.25s ease-out, arrive 3s ease-out; }
@keyframes arrive { from { background: var(--fill-strong); } }
.recent-link {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: baseline; gap: 2px 16px;
  padding: 9px 10px; color: inherit; text-decoration: none;
}
.recent-link:hover, .recent-link:focus-visible { background: var(--fg); color: var(--bg); text-shadow: none; outline: none; }
.recent-name { font: 400 22px/1.1 var(--font-display); letter-spacing: 0.05em; overflow-wrap: anywhere; }
.recent-flag { margin-left: 8px; color: var(--warn); font: 13px var(--font-mono); text-shadow: none; }
.recent-time { color: var(--fg-mute); font-size: 12px; letter-spacing: 0.1em; white-space: nowrap; }
.recent-meta { grid-column: 1 / -1; color: var(--fg-dim); font-size: 13.5px; }
.recent-link:hover :is(.recent-time, .recent-meta), .recent-link:focus-visible :is(.recent-time, .recent-meta) { color: inherit; }
.recent-empty { margin: 8px 0 0; color: var(--fg-mute); font-size: 13.5px; }

.msg { margin: 0 0 22px; animation: appear 0.25s ease-out; }
@keyframes appear { from { opacity: 0; transform: translateY(4px); } }
.msg p { margin: 0 0 8px; }
.msg-user { display: flex; gap: 10px; color: var(--fg-bright); font-size: 16px; }
.msg-user::before { content: '>'; color: var(--fg); }
.msg-user p { white-space: pre-wrap; overflow-wrap: anywhere; }

/* Waiting screen: memory-dump "hacking" readout (public/hack.js). */
.hack {
  container-type: inline-size;
  border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px 12px; background: rgba(0, 0, 0, 0.3);
}
.hack-kicker { color: var(--fg-mute); font-size: 12px; letter-spacing: 0.14em; }
.hack-phase { margin: 4px 0 2px; font: 400 26px/1.1 var(--font-display); letter-spacing: 0.06em; text-shadow: var(--glow-strong); }
.hack-meta { color: var(--fg-mute); font-size: 12px; letter-spacing: 0.1em; margin-bottom: 12px; }
.hack-grid {
  display: grid; grid-template-columns: max-content max-content minmax(0, 1fr); gap: 0 26px;
  align-content: end; /* fit()'s min-height leaves the spare part of a row above the dump */
  font: 20px/1.1 var(--font-display); white-space: pre;
}
.hack-row .addr { color: var(--fg-dim); margin-right: 1ch; }
.hack-row .hl { background: var(--fg); color: var(--bg); text-shadow: none; }
.hack-log { align-self: end; min-width: 0; overflow: hidden; color: var(--fg-dim); }
@container (max-width: 560px) {
  .hack-grid { grid-template-columns: max-content max-content; }
  .hack-log { display: none; }
}
@container (max-width: 390px) {
  .hack-grid { grid-template-columns: max-content; }
  .hack-col + .hack-col { display: none; }
}

.reply { font-size: 15.5px; max-width: 74ch; }

.msg-error {
  border: 1px solid var(--warn-line); background: var(--warn-fill); color: var(--warn);
  text-shadow: none; border-radius: 8px; padding: 10px 14px;
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between;
}
.retry { background: transparent; border: 1px solid var(--warn-line); border-radius: 6px; padding: 3px 12px; color: var(--warn); }
.retry:hover { background: var(--warn); color: var(--bg); }

/* ---------- Build readout ---------- */

.build {
  margin-top: 14px;
  border: 1px solid var(--line-strong); border-radius: 12px;
  background: linear-gradient(to bottom, rgba(82, 255, 143, 0.05), rgba(82, 255, 143, 0.015));
  overflow: hidden;
}
.build-head {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-start; justify-content: space-between;
  padding: 16px 18px 14px; border-bottom: 1px solid var(--line);
}
.build-name { margin: 0; font: 400 32px/1 var(--font-display); letter-spacing: 0.05em; text-shadow: var(--glow-strong); }
.build-meta { margin: 6px 0 0; color: var(--fg-dim); font-size: 13.5px; letter-spacing: 0.04em; }

.badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--fg); border-radius: 6px; padding: 5px 10px;
  font-size: 12.5px; letter-spacing: 0.1em; white-space: nowrap;
}
.badge.warn { border-color: var(--warn-line); color: var(--warn); text-shadow: none; background: var(--warn-fill); }

.issues { margin: 0; padding: 12px 18px 12px 36px; border-bottom: 1px solid var(--line); color: var(--warn); text-shadow: none; font-size: 13.5px; }
.issues li { margin: 2px 0; }
.issues li.warning { color: var(--fg-dim); }

.panel { padding: 16px 18px; border-bottom: 1px dashed var(--line); }
.panel:last-of-type { border-bottom: 0; }
.panel h3 {
  display: flex; align-items: center; gap: 12px; margin: 0 0 12px;
  font: 400 22px/1 var(--font-display); letter-spacing: 0.1em;
}
.panel h3::after { content: ''; flex: 1; border-top: 1px solid var(--line); }
.panel h3 .count { color: var(--fg-mute); font-size: 18px; }

.special-grid { display: grid; gap: 7px; }
.stat-row { display: grid; grid-template-columns: 44px 1fr 34px 88px; align-items: center; gap: 12px; font-size: 14px; }
.stat-key { font-family: var(--font-display); font-size: 20px; letter-spacing: 0.06em; }
.stat-bar { display: grid; grid-template-columns: repeat(15, 1fr); gap: 3px; }
.stat-bar i { height: 12px; border: 1px solid var(--line); border-radius: 1px; }
.stat-bar i.on { background: var(--fg); border-color: var(--fg); box-shadow: 0 0 6px rgba(82, 255, 143, 0.5); }
.stat-bar i.bonus { background: var(--fill-strong); border-color: var(--fg-dim); border-style: dashed; }
.stat-val { text-align: right; font-family: var(--font-display); font-size: 22px; }
.stat-used { color: var(--fg-mute); font-size: 12.5px; text-align: right; white-space: nowrap; }
.stat-row.over .stat-used, .stat-row.over .stat-key { color: var(--warn); text-shadow: none; }
.special-total { margin-top: 10px; color: var(--fg-mute); font-size: 12.5px; letter-spacing: 0.08em; text-align: right; }
.special-total.bad { color: var(--warn); text-shadow: none; }

.perk-group + .perk-group { margin-top: 12px; }
.group-label { font-size: 12.5px; color: var(--fg-mute); letter-spacing: 0.1em; margin-bottom: 6px; }
.cards { display: flex; flex-wrap: wrap; gap: 8px; }
.card {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; border: 1px solid var(--line-strong); border-radius: 6px;
  padding: 5px 10px; font-size: 14px; text-align: left;
}
.card:hover { background: var(--fill-strong); border-color: var(--fg); }
.card[aria-pressed="true"] { background: var(--fg); color: var(--bg); text-shadow: none; border-color: var(--fg); }
.card-rank { letter-spacing: 1px; font-size: 11px; opacity: 0.85; }
.card-cost {
  min-width: 20px; text-align: center; font-size: 12px; padding: 0 5px;
  border: 1px solid currentColor; border-radius: 4px; opacity: 0.8;
}
.card.bad { border-color: var(--warn-line); color: var(--warn); text-shadow: none; text-decoration: line-through; }
.readout {
  margin-top: 14px; padding: 10px 12px; min-height: 64px;
  border: 1px solid var(--line); border-radius: 8px; background: rgba(0, 0, 0, 0.25);
  font-size: 14px;
}
.readout-title { font-family: var(--font-display); font-size: 21px; letter-spacing: 0.05em; }
.readout-meta { color: var(--fg-mute); font-size: 12.5px; letter-spacing: 0.06em; margin-bottom: 4px; }
.readout p { margin: 0; color: var(--fg-dim); }

/* The hovered perk card's picture from the wiki (cardTip in app.js). It sits under the CRT overlay. */
.card-tip {
  position: fixed; left: 0; top: 0; z-index: 10; width: 200px;
  padding: 8px 8px 10px; border: 1px solid var(--line-strong); border-radius: 10px;
  background: rgba(1, 8, 4, 0.96);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 22px rgba(82, 255, 143, 0.14);
  pointer-events: none; visibility: hidden; opacity: 0;
  transition: opacity 0.12s ease-out, visibility 0.12s;
}
.card-tip.show { visibility: visible; opacity: 1; }
.card-tip img { display: block; max-width: 100%; max-height: 250px; margin: 0 auto 8px; }
.card-tip-meta { color: var(--fg-mute); font-size: 11.5px; letter-spacing: 0.06em; }
.card-tip p { margin: 2px 0 0; color: var(--fg-dim); font-size: 12.5px; line-height: 1.4; }

.gear { display: grid; gap: 14px; }
.gear-item { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; background: rgba(0, 0, 0, 0.18); }
.gear-item.bad { border-color: var(--warn-line); }
.gear-top { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin-bottom: 8px; }
.gear-name { font: 400 25px/1 var(--font-display); letter-spacing: 0.04em; }
.gear-item.bad .gear-name { color: var(--warn); text-shadow: none; }
.chips { display: flex; flex-wrap: wrap; gap: 5px; }
.chip { font-size: 11.5px; letter-spacing: 0.06em; padding: 1px 7px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--fg-dim); }
.effects { list-style: none; margin: 0 0 10px; padding: 0; display: grid; gap: 6px; }
.effect { display: grid; grid-template-columns: 64px 1fr; gap: 10px; font-size: 14px; }
.effect-stars { color: var(--fg); font-size: 13px; letter-spacing: 2px; white-space: nowrap; }
.effect-stars .off { color: rgba(82, 255, 143, 0.16); text-shadow: none; }
.effect-name { color: var(--fg-bright); }
.effect-text { color: var(--fg-dim); }
.effect.bad .effect-name { color: var(--warn); text-shadow: none; text-decoration: line-through; }
.src {
  margin-left: 6px; font-size: 10.5px; letter-spacing: 0.1em; color: var(--fg-mute);
  border: 1px solid var(--line); border-radius: 4px; padding: 0 4px; vertical-align: 1px;
}
.mods { display: grid; grid-template-columns: max-content 1fr; gap: 3px 14px; margin: 0 0 8px; font-size: 13.5px; }
.mods dt { color: var(--fg-mute); letter-spacing: 0.08em; font-size: 12px; padding-top: 2px; text-transform: uppercase; }
.mods dd { margin: 0; }
.mods dd.bad { color: var(--warn); text-shadow: none; text-decoration: line-through; }
.mods dd .desc { color: var(--fg-mute); font-size: 12.5px; }
.why { margin: 0; color: var(--fg-dim); font-size: 13.5px; }
.gear-perks { margin: -2px 0 10px; font-size: 13px; color: var(--fg-dim); }
.gear-perks-label { color: var(--fg-mute); font-size: 11.5px; letter-spacing: 0.1em; }
.wiki-link {
  margin-left: auto; font-size: 11.5px; letter-spacing: 0.1em; color: var(--fg-mute);
  text-decoration: none; border: 1px solid var(--line); border-radius: 4px; padding: 0 6px;
}
.wiki-link:hover { color: var(--fg); border-color: var(--fg); }

/* A weapon or armor name opens how to obtain it, from the wiki (obtainToggle in app.js). */
.obtain-toggle {
  background: transparent; border: 0; padding: 0; text-align: left;
  text-decoration: underline dotted var(--fg-mute); text-decoration-thickness: 1px; text-underline-offset: 5px;
}
.obtain-toggle::after { content: '▸'; display: inline-block; margin-left: 6px; font-size: 0.72em; color: var(--fg-mute); }
.obtain-toggle[aria-expanded="true"]::after { content: '▾'; }
.obtain-toggle:hover, .obtain-toggle[aria-expanded="true"] { color: var(--fg-bright); text-decoration-color: currentColor; }
.obtain {
  margin: 0 0 12px; padding: 10px 12px;
  border: 1px solid var(--line); border-left: 2px solid var(--fg-dim); border-radius: 8px;
  background: rgba(0, 0, 0, 0.28); font-size: 13.5px; color: var(--fg-dim);
}
.obtain-title { color: var(--fg-mute); font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; margin: 10px 0 4px; }
.obtain-title:first-child, .obtain-tags + .obtain-title { margin-top: 0; }
.obtain-tags { margin-bottom: 8px; }
.obtain-sub { color: var(--fg); font-size: 12.5px; letter-spacing: 0.06em; margin: 6px 0 2px; }
.obtain p { margin: 0 0 4px; }
.obtain ul { margin: 0 0 4px; padding-left: 18px; display: grid; gap: 3px; }
.obtain ul ul { margin: 3px 0 0; }
.obtain li::marker { color: var(--fg-mute); }
.obtain-note { color: var(--fg-mute); }
.obtain-note.warn { color: var(--warn); text-shadow: none; }
.obtain .obtain-src { margin: 10px 0 0; color: var(--fg-mute); font-size: 11.5px; }
.obtain-src a { color: inherit; }
.obtain-src a:hover { color: var(--fg); }

.plain-list { margin: 0; padding-left: 18px; display: grid; gap: 4px; font-size: 14px; }
.plain-list li::marker { color: var(--fg-mute); }
.mutations {
  list-style: none; margin: 0; padding: 0; font-size: 14px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px 28px;
}
.mutation-name { color: var(--fg-bright); text-decoration: none; }
a.mutation-name:hover { text-decoration: underline; }
.mutation-name .ext { color: var(--fg-mute); font-size: 11.5px; }
.mutation-more { display: block; color: var(--fg-mute); font-size: 13px; }
.mutation.bad .mutation-name { color: var(--warn); text-shadow: none; text-decoration: line-through; }

.build-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 12px 18px; border-top: 1px solid var(--line); }
.copy-btn { background: transparent; border: 1px solid var(--line-strong); border-radius: 6px; padding: 5px 14px; font-size: 13px; letter-spacing: 0.1em; }
.copy-btn:hover { background: var(--fg); color: var(--bg); text-shadow: none; }

/* ---------- Prompt ---------- */

.prompt {
  display: grid; grid-template-columns: auto 1fr auto auto; align-items: end; gap: 10px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.3);
}
.prompt:focus-within { box-shadow: inset 0 1px 0 var(--line-strong); }
.prompt-caret { font: 400 26px/34px var(--font-display); text-shadow: var(--glow-strong); }
#input {
  width: 100%; min-height: 34px; max-height: 160px; resize: none;
  background: transparent; border: 0; outline: none;
  color: var(--fg-bright); caret-color: var(--fg);
  font: 16px/1.5 var(--font-mono); text-shadow: var(--glow);
  padding: 5px 0;
}
#input::placeholder { color: var(--fg-mute); }
.mode { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 7px; overflow: hidden; height: 34px; }
.mode button { background: transparent; border: 0; padding: 0 11px; font-size: 12.5px; letter-spacing: 0.1em; color: var(--fg-dim); }
.mode button + button { border-left: 1px solid var(--line-strong); }
.mode button[aria-checked="true"] { background: var(--fg); color: var(--bg); text-shadow: none; }
.send {
  height: 34px; padding: 0 16px; background: transparent;
  border: 1px solid var(--fg); border-radius: 7px; letter-spacing: 0.12em; font-size: 13.5px;
}
.send:hover:not(:disabled) { background: var(--fg); color: var(--bg); text-shadow: none; }
.send:disabled, .mode button:disabled { opacity: 0.45; }

/* ---------- Small screens ---------- */

@media (max-width: 680px) {
  body { font-size: 14.5px; }
  .terminal { width: 100%; height: 100dvh; margin: 0; border-radius: 0; border: 0; box-shadow: none; }
  .term-head { padding: 10px 16px; gap: 10px; }
  .brand { font-size: clamp(18px, 5.3vw, 23px); }
  .log { padding: 16px 16px 8px; }
  .prompt { grid-template-columns: auto 1fr auto; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); }
  .prompt .mode { grid-column: 1 / 3; justify-self: start; }
  .prompt .send { grid-column: 3; }
  #input { grid-column: 2 / 4; }
  .stat-row { grid-template-columns: 36px 1fr 26px 70px; gap: 8px; }
  .stat-bar { gap: 2px; }
  .effect { grid-template-columns: 1fr; gap: 0; }
  .panel, .build-head { padding-left: 14px; padding-right: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .terminal, .crt-band, .brand-mark, .cursor::after, .msg, .link-icon::after, .recent-item { animation: none !important; }
  .crt-band { display: none; }
}