:root {
  --sb-ink: #eaf8e9;
  --sb-muted: #8fac9e;
  --sb-panel: rgba(14, 31, 27, 0.94);
  --sb-panel-2: rgba(20, 43, 35, 0.92);
  --sb-line: rgba(180, 237, 178, 0.15);
  --sb-green: #86e06f;
  --sb-green-bright: #c6ff8c;
  --sb-gold: #ffd36f;
  --sb-red: #ff7c72;
}

body.starbud-page {
  min-height: 100vh;
  color: var(--sb-ink);
  background:
    radial-gradient(circle at 15% 10%, rgba(76, 148, 104, 0.15), transparent 32%),
    radial-gradient(circle at 85% 80%, rgba(78, 118, 190, 0.12), transparent 34%),
    #08130f;
  overflow-x: hidden;
}

.starbud-page button,
.starbud-page a { font: inherit; }

.starbud-page button { -webkit-tap-highlight-color: transparent; }

.starbud-app {
  width: min(1500px, 100%);
  margin: 0 auto;
  padding: 12px;
}

.starbud-topbar {
  min-height: 68px;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto;
  align-items: center;
  gap: 18px;
  padding: 9px 14px;
  border: 1px solid var(--sb-line);
  border-radius: 15px;
  background: linear-gradient(180deg, rgba(22, 48, 39, 0.96), rgba(9, 23, 19, 0.98));
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.35), inset 0 1px rgba(255,255,255,.05);
}

.starbud-brand { display: flex; align-items: center; gap: 11px; min-width: 0; }

.starbud-brand h1 {
  color: var(--sb-green-bright);
  font-size: 23px;
  line-height: 1.1;
  letter-spacing: 1px;
  text-shadow: 0 0 20px rgba(134, 224, 111, .25);
}

.starbud-brand span { display: block; margin-top: 4px; color: var(--sb-muted); font-size: 12px; }

.starbud-home {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  color: #dff6da;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 12px;
  background: rgba(255,255,255,.05);
  text-decoration: none;
  font-size: 30px;
  line-height: 1;
}

.starbud-home:hover { border-color: var(--sb-green); background: rgba(134, 224, 111, .1); }

.starbud-stats { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; }

.starbud-stat {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 9px;
  color: #a8c0b5;
  background: rgba(0,0,0,.18);
  font-size: 12px;
  white-space: nowrap;
}

.starbud-stat b { color: #f5fff2; font-size: 14px; }
.starbud-stat.coin { color: var(--sb-gold); }
.starbud-stat.life { color: #ff9d97; }

.starbud-top-actions { display: flex; gap: 7px; }

.starbud-top-actions button.audio-off {
  color: #9baaa2;
  border-color: rgba(255,255,255,.08);
  background: rgba(0,0,0,.16);
}

.starbud-top-actions button,
.starbud-selected-actions button,
.starbud-guardian-actions button,
.starbud-result-actions button {
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 9px;
  color: #dcece4;
  background: rgba(255,255,255,.06);
  cursor: pointer;
  font-weight: 750;
}

.starbud-top-actions button:hover,
.starbud-selected-actions button:hover,
.starbud-guardian-actions button:hover,
.starbud-result-actions button:hover { border-color: var(--sb-green); background: rgba(134,224,111,.12); }

.starbud-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  align-items: start;
  gap: 12px;
  margin-top: 12px;
}

.starbud-board {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(173, 232, 166, .2);
  border-radius: 17px;
  background: #173627;
  box-shadow: 0 18px 50px rgba(0,0,0,.36), inset 0 0 0 1px rgba(255,255,255,.03);
}

#sbCanvas {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: #234b34;
  image-rendering: pixelated;
  touch-action: none;
  cursor: default;
}

#sbCanvas.targeting { cursor: crosshair; }

.starbud-canvas-hint {
  position: absolute;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  z-index: 4;
  max-width: calc(100% - 24px);
  padding: 6px 12px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  color: rgba(232,250,230,.82);
  background: rgba(8,19,15,.72);
  backdrop-filter: blur(6px);
  font-size: 11px;
  white-space: nowrap;
  pointer-events: none;
}

.starbud-toast {
  position: absolute;
  left: 50%;
  top: 18px;
  z-index: 12;
  transform: translate(-50%, -10px);
  opacity: 0;
  padding: 9px 14px;
  border: 1px solid rgba(198,255,140,.4);
  border-radius: 10px;
  color: #f2ffe9;
  background: rgba(11, 33, 24, .92);
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
  font-size: 13px;
  font-weight: 700;
  pointer-events: none;
  transition: opacity .18s, transform .18s;
}

.starbud-toast.show { opacity: 1; transform: translate(-50%, 0); }

.starbud-side { display: flex; flex-direction: column; gap: 10px; }

.starbud-card {
  padding: 13px;
  border: 1px solid var(--sb-line);
  border-radius: 13px;
  background: linear-gradient(155deg, var(--sb-panel-2), var(--sb-panel));
  box-shadow: inset 0 1px rgba(255,255,255,.035), 0 8px 24px rgba(0,0,0,.18);
}

.starbud-card-label {
  display: block;
  margin-bottom: 4px;
  color: #6f9b86;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.starbud-card b { display: block; color: #ebf8e8; font-size: 14px; }
.starbud-card small { display: block; margin-top: 4px; color: var(--sb-muted); font-size: 11px; line-height: 1.4; }

.starbud-wave-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
}

.starbud-primary {
  border-color: rgba(183, 247, 124, .5) !important;
  color: #102116 !important;
  background: linear-gradient(180deg, #c6f77d, #7bd260) !important;
  box-shadow: inset 0 1px rgba(255,255,255,.4), 0 7px 20px rgba(89,173,76,.22);
  cursor: pointer;
  font-weight: 900 !important;
}

.starbud-primary:hover { filter: brightness(1.06); transform: translateY(-1px); }

.starbud-primary:disabled,
.starbud-page button:disabled {
  cursor: not-allowed !important;
  opacity: .45;
  filter: grayscale(.35);
  transform: none !important;
}

#sbWaveBtn { min-width: 116px; min-height: 42px; padding: 7px 11px; border-radius: 10px; }

.starbud-card-head { display: flex; align-items: start; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.starbud-key-tip { color: #5f8172; font-size: 10px; }

.starbud-tower-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }

.starbud-tower-btn {
  position: relative;
  min-width: 0;
  display: grid;
  grid-template-columns: 34px 1fr;
  grid-template-rows: auto auto;
  gap: 1px 7px;
  padding: 8px;
  text-align: left;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  color: #eaf3ec;
  background: rgba(255,255,255,.035);
  cursor: pointer;
}

.starbud-tower-btn:hover { border-color: rgba(158,226,139,.48); background: rgba(134,224,111,.08); }
.starbud-tower-btn.active { border-color: var(--sb-green); background: rgba(134,224,111,.13); box-shadow: 0 0 0 1px rgba(134,224,111,.12); }
.starbud-tower-btn.locked::after { content: '待解锁'; position: absolute; inset: 0; display: grid; place-items: center; border-radius: inherit; color: #9eb2a7; background: rgba(8,17,14,.82); font-size: 11px; font-weight: 800; }
.starbud-tower-btn b { align-self: end; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.starbud-tower-btn small { align-self: start; margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 9px; }

.tower-glyph {
  grid-row: 1 / 3;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  font-style: normal;
  font-size: 24px;
  font-weight: 900;
  background: rgba(0,0,0,.22);
}

.tower-glyph.arrow { color: #f7ca8b; }
.tower-glyph.frost { color: #a9ecff; }
.tower-glyph.flame { color: #ff9570; }
.tower-glyph.arc { color: #e3cbff; }

.starbud-selected-card { display: grid; grid-template-columns: 1fr auto; gap: 9px; align-items: center; }
.starbud-selected-card.muted { opacity: .72; }
.starbud-selected-actions { display: flex; gap: 6px; }
.starbud-selected-actions button { padding: 6px 9px; font-size: 11px; }
#sbSellBtn:not(:disabled) { color: #ffb1aa; }

.starbud-guardian-card {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 10px;
  align-items: center;
}

.starbud-guardian-portrait {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(178,235,170,.22);
  border-radius: 14px;
  background: radial-gradient(circle, rgba(129,226,113,.18), rgba(0,0,0,.18));
}

.starbud-guardian-sprite {
  width: 48px;
  height: 48px;
  background: url('assets/starbud/guardian/wisp.png') 0 0 / 432px 288px no-repeat;
  image-rendering: pixelated;
  animation: sb-wisp 1.2s steps(1) infinite;
}

.starbud-guardian-sprite.noah { filter: hue-rotate(145deg) saturate(1.3); }

@keyframes sb-wisp {
  0%, 14% { background-position: 0 0; }
  15%, 28% { background-position: -48px 0; }
  29%, 42% { background-position: -96px 0; }
  43%, 56% { background-position: -144px 0; }
  57%, 70% { background-position: -192px 0; }
  71%, 84% { background-position: -240px 0; }
  85%, 100% { background-position: -288px 0; }
}

.starbud-energy { height: 5px; margin-top: 8px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.08); }
.starbud-energy i { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #71dc71, #f5e77c); transition: width .2s; }

.starbud-guardian-actions { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
.starbud-guardian-actions button { min-width: 0; padding: 7px; font-size: 11px; }

.starbud-guide { display: flex; align-items: center; justify-content: space-between; gap: 5px; padding: 9px 12px; }
.starbud-guide span { display: inline-flex; align-items: center; gap: 4px; color: #8aa597; font-size: 9px; }
.guide-dot { width: 7px; height: 7px; border-radius: 50%; background: #9cd87c; }
.guide-dot.fast { background: #ff9b69; }
.guide-dot.armor { background: #ac8bd9; }
.guide-dot.flying { background: #7ad9e7; }
.guide-dot.shield { background: #faf3a2; box-shadow: 0 0 6px #faf3a2; }

.starbud-overlay {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  overflow-y: auto;
  background: radial-gradient(circle at 50% 22%, rgba(53,104,69,.74), rgba(5,15,11,.94));
  backdrop-filter: blur(7px);
}

.starbud-overlay.show { display: flex; }

.starbud-menu-panel,
.starbud-result-panel {
  width: min(820px, 100%);
  padding: 22px;
  border: 1px solid rgba(187,242,175,.2);
  border-radius: 17px;
  background: linear-gradient(155deg, rgba(20,49,37,.97), rgba(7,21,16,.98));
  box-shadow: 0 24px 70px rgba(0,0,0,.5), inset 0 1px rgba(255,255,255,.05);
}

.starbud-menu-kicker { margin-bottom: 5px; color: #75ad8d; font-size: 10px; font-weight: 900; letter-spacing: .22em; }
.starbud-menu-panel h2 { color: var(--sb-green-bright); font-size: 26px; }
.starbud-menu-panel > p { margin: 7px 0 15px; color: #9eb5a8; font-size: 12px; line-height: 1.55; }
.starbud-menu-panel h3 { margin: 16px 0 8px; color: #cde8cd; font-size: 13px; }

.starbud-level-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }

.starbud-level-btn {
  position: relative;
  min-height: 82px;
  padding: 10px;
  text-align: left;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 11px;
  color: #dbeadf;
  background: rgba(255,255,255,.035);
  cursor: pointer;
}

.starbud-level-btn:hover:not(:disabled) { transform: translateY(-1px); border-color: rgba(173,235,151,.46); }
.starbud-level-btn.active { border-color: var(--sb-green); background: linear-gradient(145deg, rgba(111,190,94,.18), rgba(255,255,255,.035)); }
.starbud-level-btn b { display: block; margin-bottom: 3px; font-size: 12px; }
.starbud-level-btn small { display: block; color: #7e9c8c; font-size: 9px; line-height: 1.35; }
.starbud-level-stars { position: absolute; right: 8px; bottom: 7px; color: var(--sb-gold); font-size: 11px; letter-spacing: 1px; }
.starbud-level-no { color: #71a487; font-size: 9px; font-weight: 900; }
.starbud-level-btn.locked { opacity: .42; }
.starbud-level-btn.locked::after { content: '🔒'; position: absolute; right: 8px; top: 8px; font-size: 12px; }

.starbud-guardian-choices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }

.starbud-guardian-choice {
  display: grid;
  grid-template-columns: 42px 1fr;
  grid-template-rows: auto auto;
  gap: 2px 9px;
  align-items: center;
  padding: 9px;
  text-align: left;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 11px;
  color: #ddebdf;
  background: rgba(255,255,255,.035);
  cursor: pointer;
}

.starbud-guardian-choice.active { border-color: var(--sb-green); background: rgba(134,224,111,.11); }
.starbud-guardian-choice b { align-self: end; font-size: 12px; }
.starbud-guardian-choice small { align-self: start; color: #829d8d; font-size: 9px; }
.guardian-orb { grid-row: 1 / 3; width: 42px; height: 42px; border-radius: 50%; background: radial-gradient(circle at 38% 34%, #e8ffd3 0 9%, #70dc65 12% 31%, #194a37 34% 58%, transparent 61%), radial-gradient(circle, rgba(121,238,111,.24), transparent 70%); box-shadow: 0 0 18px rgba(116,225,105,.2); }
.guardian-orb.noah { filter: hue-rotate(145deg) saturate(1.4); }

.starbud-menu-actions { display: flex; align-items: center; justify-content: flex-end; gap: 14px; margin-top: 16px; }
.starbud-menu-actions button { min-width: 150px; min-height: 42px; padding: 8px 18px; border: 1px solid; border-radius: 10px; }
.starbud-menu-actions a { color: #8ca698; font-size: 11px; text-decoration: none; }

.starbud-result-panel { width: min(500px, 100%); text-align: center; }
.starbud-result-badge { width: 70px; height: 70px; display: grid; place-items: center; margin: 0 auto 10px; border-radius: 50%; color: #16321f; background: radial-gradient(circle, #f4ffba, #85dc69 63%, #2a6a42 66%); box-shadow: 0 0 35px rgba(162,235,102,.3); font-size: 34px; }
.starbud-result-panel.lose .starbud-result-badge { color: #401916; background: radial-gradient(circle, #ffc3ac, #d85f55 63%, #6e2927 66%); box-shadow: 0 0 35px rgba(236,99,87,.24); }
.starbud-result-panel h2 { color: #dffff0; font-size: 24px; }
.starbud-result-stars { margin: 8px 0; color: var(--sb-gold); font-size: 31px; letter-spacing: 5px; text-shadow: 0 0 14px rgba(255,211,111,.25); }
.starbud-result-panel > p { color: #92aa9d; font-size: 12px; }
.starbud-result-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin: 15px 0; }
.starbud-result-stats span { padding: 10px 6px; border: 1px solid rgba(255,255,255,.08); border-radius: 9px; color: #829b8e; background: rgba(0,0,0,.15); font-size: 9px; }
.starbud-result-stats b { display: block; margin-top: 4px; color: #edf9eb; font-size: 16px; }
.starbud-result-actions { display: flex; justify-content: center; gap: 7px; flex-wrap: wrap; }

@media (max-width: 1120px) {
  .starbud-shell { grid-template-columns: minmax(0, 1fr) 290px; }
  .starbud-card { padding: 10px; }
  .starbud-tower-btn { grid-template-columns: 29px 1fr; gap: 1px 5px; padding: 6px; }
  .tower-glyph { width: 29px; height: 32px; font-size: 20px; }
  .starbud-guide { display: none; }
}

@media (max-width: 820px) {
  .starbud-app { padding: 6px; }
  .starbud-topbar { grid-template-columns: 1fr auto; gap: 8px; min-height: 56px; padding: 7px 9px; border-radius: 11px; }
  .starbud-brand h1 { font-size: 18px; }
  .starbud-brand span { display: none; }
  .starbud-home { width: 34px; height: 34px; border-radius: 9px; }
  .starbud-stats { grid-column: 1 / -1; grid-row: 2; display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; width: 100%; }
  .starbud-stat { min-width: 0; min-height: 28px; justify-content: center; padding: 4px; font-size: 9px; }
  .starbud-stat b { font-size: 11px; }
  .starbud-top-actions { gap: 4px; }
  .starbud-top-actions button { min-height: 34px; padding: 6px 7px; font-size: 10px; }
  .starbud-shell { display: block; margin-top: 6px; }
  .starbud-board { border-radius: 11px; }
  .starbud-side { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; margin-top: 6px; }
  .starbud-wave-card { grid-column: 1 / -1; }
  .starbud-guardian-card { grid-column: 1 / -1; }
  .starbud-selected-card { grid-column: 1 / -1; }
  .starbud-tower-grid { gap: 5px; }
  .starbud-key-tip { display: none; }
  .starbud-canvas-hint { bottom: 5px; padding: 4px 8px; font-size: 9px; }
  .starbud-overlay { align-items: flex-start; padding: 9px; }
  .starbud-menu-panel, .starbud-result-panel { margin: auto 0; padding: 14px; border-radius: 12px; }
  .starbud-menu-panel h2 { font-size: 21px; }
  .starbud-menu-panel > p { margin-bottom: 10px; }
  .starbud-level-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 5px; }
  .starbud-level-btn { min-height: 69px; padding: 7px; }
  .starbud-guardian-choice { grid-template-columns: 34px 1fr; padding: 7px; }
  .guardian-orb { width: 34px; height: 34px; }
}

@media (max-width: 500px) {
  .starbud-top-actions button { padding-inline: 6px; }
  .starbud-side { grid-template-columns: 1fr; }
  .starbud-tower-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .starbud-menu-panel > p { font-size: 10px; }
  .starbud-level-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .starbud-guardian-choices { grid-template-columns: 1fr; }
  .starbud-menu-actions { justify-content: space-between; }
  .starbud-menu-actions button { min-width: 130px; }
}

@media (prefers-reduced-motion: reduce) {
  .starbud-guardian-sprite { animation: none; }
  .starbud-toast, .starbud-primary { transition: none; }
}