/* Hallmark · base for the v3 system: components in eight states, plant motion, puzzle kit. Tokens live in tokens.css; nothing here declares a colour or a face. */
/* base.css bản 3: thành phần dùng chung. Mọi màu và phông đi qua token. Chuyển động chỉ dùng transform và opacity. */

*, *::before, *::after { box-sizing: border-box; }
html, body { overflow-x: clip; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scrollbar-color: var(--color-muted) transparent; }
body { margin: 0; background: var(--color-paper); color: var(--color-ink); font-family: var(--font-body); font-size: var(--text-md); font-weight: var(--weight-body); line-height: var(--leading-body); -webkit-font-smoothing: antialiased; caret-color: var(--color-focus); font-synthesis: none; }
::selection { background: var(--color-accent); color: var(--color-accent-ink); }
:focus-visible { outline: var(--focus-width) solid var(--color-focus); outline-offset: var(--focus-offset); }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.16em; }
h1, h2, h3 { margin: 0; font-family: var(--font-display); font-weight: var(--weight-display); line-height: var(--leading-head); letter-spacing: var(--tracking-display); overflow-wrap: break-word; min-width: 0; text-wrap: balance; }
h1 { font-size: var(--text-display); max-width: 20ch; }
h2 { font-size: var(--text-section); max-width: 30ch; }
h3 { font-size: var(--text-md); max-width: 40ch; }
p { margin: 0; text-wrap: pretty; overflow-wrap: break-word; }
p:not([class]) { max-width: 65ch; }
ul, ol { margin: 0; padding: 0; }
img, video { max-width: 100%; height: auto; display: block; }
svg { display: block; }
[hidden] { display: none !important; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
.num, .figure { font-variant-numeric: tabular-nums; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* ---------- Chữ ---------- */
.t-display { font-family: var(--font-display); font-weight: var(--weight-display); font-size: var(--text-display); line-height: var(--leading-head); }
.t-title { font-family: var(--font-display); font-weight: var(--weight-display); font-size: var(--text-title); line-height: var(--leading-head); }
.t-strong { font-weight: var(--weight-strong); }
.t-small { font-size: var(--text-sm); line-height: var(--leading-ui); }
.t-muted { color: var(--color-muted); }
.t-figure { font-family: var(--font-body); font-weight: var(--weight-strong); font-size: var(--text-figure); line-height: 1.2; font-variant-numeric: tabular-nums; }

/* ---------- Biểu tượng ---------- */
.icon { width: 1.25em; height: 1.25em; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.icon--l { width: 28px; height: 28px; }

/* ---------- Nút: tám trạng thái ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-xs); min-height: var(--tap); padding: var(--space-xs) var(--space-lg); border: var(--rule-bar) solid transparent; border-radius: var(--radius-pill); background: var(--color-card); color: var(--color-ink); font-weight: var(--weight-strong); font-size: var(--text-md); line-height: var(--leading-ui); text-align: center; text-decoration: none; white-space: nowrap; -webkit-tap-highlight-color: transparent; transition: background-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out), box-shadow var(--dur-micro) var(--ease-out); }
.btn:active { transform: translateY(2px); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn--primary { min-height: var(--tap-l); padding-inline: var(--space-xl); background: var(--color-accent); color: var(--color-accent-ink); box-shadow: inset 0 calc(-1 * var(--lip)) 0 var(--color-accent-deep); font-size: var(--text-lg); }
.btn--primary:active { box-shadow: inset 0 calc(-1 * var(--space-3xs)) 0 var(--color-accent-deep); }
.btn--secondary { border-color: var(--color-ink-2); background: transparent; }
.btn--quiet { background: transparent; padding-inline: var(--space-sm); }
.btn--block { display: flex; width: 100%; }
.btn--icon { width: var(--tap); padding: 0; }
.btn--danger { border-color: var(--color-error); background: transparent; color: var(--color-error); }
.btn[aria-pressed="true"], .btn.is-selected { background: var(--color-select); color: var(--color-select-ink); }
.btn[aria-busy="true"] { cursor: progress; }
.btn[aria-busy="true"]::before { content: ""; width: 1em; height: 1em; border-radius: 50%; border: var(--rule-bar) solid currentColor; border-right-color: transparent; animation: spin 0.8s var(--ease-linear) infinite; }
@media (hover: hover) {
  .btn:not(:disabled):hover { background: var(--color-paper-2); }
  .btn--primary:not(:disabled):hover { background: var(--color-accent-deep); }
  .btn--secondary:not(:disabled):hover, .btn--quiet:not(:disabled):hover { background: var(--color-paper-2); }
  .btn--danger:not(:disabled):hover { background: var(--color-error-wash); }
  .btn[aria-pressed="true"]:hover { background: var(--color-select); }
}

/* ---------- Chip: chuỗi ngày, hạt, nhãn ---------- */
.chip { display: inline-flex; align-items: center; gap: var(--space-2xs); min-height: var(--tap); padding: var(--space-2xs) var(--space-sm); border: 0; border-radius: var(--radius-pill); background: var(--color-card); color: var(--color-ink); font-weight: var(--weight-strong); font-size: var(--text-md); line-height: var(--leading-ui); font-variant-numeric: tabular-nums; text-decoration: none; transition: background-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out); }
button.chip:active, a.chip:active { transform: translateY(1px); }
.chip svg.chip__art { width: 26px; height: 26px; flex-shrink: 0; }
.chip--tag { background: var(--chip-bg, var(--tag-1)); color: var(--tag-ink); }
.chip[aria-pressed="true"], .chip[aria-checked="true"] { background: var(--color-select); color: var(--color-select-ink); }
@media (hover: hover) { button.chip:hover { background: var(--color-paper-2); } button.chip--tag:hover { background: var(--chip-bg, var(--tag-1)); box-shadow: inset 0 0 0 var(--rule-bar) var(--tag-ink); } }

/* ---------- Bề mặt ---------- */
.card { border-radius: var(--radius-card); background: var(--color-card); color: var(--color-ink); box-shadow: var(--shadow-card); padding: var(--space-md); }
.well { border-radius: var(--radius-card); background: var(--color-paper-2); padding: var(--space-md); }

/* ---------- Ô nhập ---------- */
.field { display: grid; gap: var(--space-2xs); }
.field__label { font-weight: var(--weight-strong); }
.field__box { position: relative; display: flex; align-items: center; }
.field__input { width: 100%; min-height: var(--tap-l); padding: var(--space-sm) var(--space-md); border: var(--rule-bar) solid var(--color-edge); border-radius: var(--radius-input); background: var(--color-card); color: var(--color-ink); font-size: max(16px, var(--text-md)); transition: border-color var(--dur-short) var(--ease-out); }
.field__input:focus-visible { outline: var(--focus-width) solid var(--color-focus); outline-offset: calc(-1 * var(--focus-width)); }
.field__input[aria-invalid="true"] { border-color: var(--color-error); }
.field__input:disabled { opacity: 0.55; cursor: not-allowed; }
.field__box .field__input { padding-right: calc(var(--tap) + var(--space-xs)); }
.field__eye { position: absolute; right: var(--space-2xs); }
textarea.field__input { min-height: 8lh; resize: vertical; line-height: var(--leading-body); }
.field__help { min-height: 1lh; color: var(--color-muted); font-size: var(--text-sm); }
.field__help.is-error { color: var(--color-error); font-weight: var(--weight-strong); }

/* ---------- Chọn một trong nhiều ---------- */
.seg { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: var(--space-3xs); padding: var(--space-3xs); border: 0; margin: 0; border-radius: var(--radius-pill); background: var(--color-paper-2); }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: var(--space-2xs) var(--space-xs); white-space: nowrap; border-radius: var(--radius-pill); font-weight: var(--weight-strong); cursor: pointer; text-align: center; transition: background-color var(--dur-short) var(--ease-out); }
:root[data-text="200"] .seg { grid-auto-flow: row; border-radius: var(--radius-card); }
.seg input:checked + label { background: var(--color-select); color: var(--color-select-ink); }
.seg input:focus-visible + label { outline: var(--focus-width) solid var(--color-focus); outline-offset: var(--focus-offset); }
.seg input:disabled + label { opacity: 0.55; cursor: not-allowed; }
@media (hover: hover) { .seg input:not(:checked) + label:hover { background: var(--color-paper-3); } }

/* ---------- Công tắc và thanh trượt ---------- */
.switch { position: relative; flex-shrink: 0; width: 56px; height: 34px; margin: 0; appearance: none; -webkit-appearance: none; border-radius: var(--radius-pill); background: var(--color-paper-3); box-shadow: inset 0 0 0 var(--rule-bar) var(--color-muted); cursor: pointer; transition: background-color var(--dur-short) var(--ease-out); }
.switch::after { content: ""; position: absolute; top: 4px; left: 4px; width: 26px; height: 26px; border-radius: 50%; background: var(--color-ink-2); transition: transform var(--dur-short) var(--ease-out); }
.switch:checked { background: var(--color-select); box-shadow: none; }
.switch:checked::after { transform: translateX(22px); background: var(--color-select-ink); }
.switch:disabled { opacity: 0.55; cursor: not-allowed; }
.range { width: 100%; min-height: var(--tap); accent-color: var(--color-select); cursor: pointer; }

/* ---------- Hàng danh sách ---------- */
.rows { display: grid; list-style: none; border-radius: var(--radius-card); background: var(--color-card); box-shadow: var(--shadow-card); overflow: clip; }
.rows > li + li { border-top: var(--rule-hair) solid var(--color-rule); }
.row { display: flex; align-items: center; gap: var(--space-sm); width: 100%; min-height: var(--tap-l); padding: var(--space-sm) var(--space-md); border: 0; background: transparent; color: inherit; text-align: left; text-decoration: none; font-size: var(--text-md); line-height: var(--leading-ui); }
.row__main { flex: 1 1 auto; min-width: 0; display: grid; gap: var(--space-3xs); }
.row__sub { color: var(--color-muted); font-size: var(--text-sm); }
.row__end { flex-shrink: 0; color: var(--color-muted); font-variant-numeric: tabular-nums; }
button.row, a.row { cursor: pointer; transition: background-color var(--dur-short) var(--ease-out); }
button.row:active, a.row:active { background: var(--color-paper-3); }
button.row:focus-visible, a.row:focus-visible { outline-offset: calc(-1 * var(--focus-width)); }
@media (hover: hover) { button.row:hover, a.row:hover { background: var(--color-paper-2); } }

/* ---------- Thanh trên, thanh tab ---------- */
.topbar { display: flex; align-items: center; gap: var(--space-xs); min-height: var(--bar-h); padding: var(--space-xs) var(--space-md); }
.topbar__title { flex: 1 1 auto; min-width: 0; font-size: var(--text-title); }
.tabbar { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); list-style: none; }
.tabbar a { display: grid; justify-items: center; gap: var(--space-3xs); min-height: var(--tap-l); padding: var(--space-2xs) 0; border-radius: var(--radius-chip); color: var(--color-muted); font-size: var(--text-tab); font-weight: var(--weight-strong); line-height: 1.2; text-decoration: none; text-align: center; }
.tabbar a .icon { width: 26px; height: 26px; transition: transform var(--dur-short) var(--ease-spring); }
.tabbar a[aria-current="page"] { color: var(--color-ink); }
.tabbar a[aria-current="page"] .tab__pill { background: var(--color-accent); color: var(--color-accent-ink); }
.tab__pill { display: grid; place-items: center; width: 52px; height: 32px; border-radius: var(--radius-pill); transition: background-color var(--dur-short) var(--ease-out); }
.tabbar a:active .icon { transform: scale(0.9); }
@media (hover: hover) { .tabbar a:hover { color: var(--color-ink); } }

/* ---------- Tấm trượt, hộp thoại, thông báo nhỏ, bong bóng hướng dẫn ---------- */
.sheet { display: grid; gap: var(--space-md); padding: var(--space-sm) var(--space-lg) var(--space-xl); border-radius: var(--radius-sheet) var(--radius-sheet) 0 0; background: var(--color-card); color: var(--color-ink); }
.sheet__handle { justify-self: center; width: 44px; height: 5px; border-radius: var(--radius-pill); background: var(--color-rule); }
.dialog { display: grid; gap: var(--space-md); padding: var(--space-lg); border: 0; border-radius: var(--radius-card); background: var(--color-card); color: var(--color-ink); }
.dialog__actions { display: flex; flex-wrap: wrap; gap: var(--space-xs); justify-content: flex-end; }
.toast { display: flex; align-items: center; gap: var(--space-sm); min-height: var(--tap); padding: var(--space-xs) var(--space-xs) var(--space-xs) var(--space-md); border-radius: var(--radius-chip); background: var(--color-ink); color: var(--color-paper); font-weight: var(--weight-strong); line-height: var(--leading-ui); animation: rise var(--dur-long) var(--ease-out); }
.toast .btn { min-height: 40px; color: var(--color-paper); }
@media (hover: hover) { .toast .btn:hover { background: var(--color-ink-2); } }
.coach { position: relative; max-width: 16rem; padding: var(--space-sm) var(--space-md); border-radius: var(--radius-chip); background: var(--color-ink); color: var(--color-paper); font-weight: var(--weight-strong); line-height: var(--leading-ui); animation: rise var(--dur-long) var(--ease-out); }
.banner { display: flex; align-items: center; gap: var(--space-sm); padding: var(--space-sm) var(--space-md); border-radius: var(--radius-chip); background: var(--color-accent); color: var(--color-accent-ink); font-weight: var(--weight-strong); }

/* ---------- Vòng thời gian ---------- */
.ring { position: relative; width: var(--ring-size); aspect-ratio: 1; margin-inline: auto; touch-action: none; }
.ring__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.ring__track { fill: none; stroke: var(--color-field-2); stroke-width: var(--ring-track); }
.ring__fill { fill: none; stroke: var(--color-select); stroke-width: var(--ring-track); stroke-linecap: round; }
.ring__disc { fill: var(--color-card); }
.ring__tick { stroke: var(--color-field-3); stroke-width: 3; stroke-linecap: round; }
.ring__knob { position: absolute; left: 50%; top: 50%; width: var(--ring-knob); height: var(--ring-knob); margin: calc(var(--ring-knob) / -2) 0 0 calc(var(--ring-knob) / -2); border: var(--rule-bar) solid var(--color-select); border-radius: 50%; background: var(--color-accent); box-shadow: inset 0 calc(-1 * var(--space-2xs)) 0 var(--color-accent-deep); cursor: grab; touch-action: none; }
.ring__knob:active { cursor: grabbing; }
.ring__knob:focus-visible { outline-offset: 3px; }
.ring__plant { position: absolute; inset: 12%; display: grid; place-items: center; border: 0; border-radius: 50%; background: transparent; padding: 0; }
.ring__plant .plant { width: 74%; height: auto; }
button.ring__plant:focus-visible { outline-offset: -6px; }

/* ---------- Cây: đung đưa, chớp mắt, nảy khi lên giai đoạn, rũ khi rời app ---------- */
.plant { overflow: visible; }
.plant .pl-crown { transform-box: view-box; transform-origin: 60px 104px; transform: rotate(calc(var(--droop, 0) * var(--droop-max))); transition: transform var(--dur-long) var(--ease-out); }
.plant .pl-body { transform-box: view-box; transform-origin: 60px 112px; }
.plant .pl-eyes { transform-box: fill-box; transform-origin: center; }
.plant .pl-sweat { opacity: var(--droop, 0); transition: opacity var(--dur-long) var(--ease-out); }
.plant.is-alive .pl-sway { animation: sway var(--dur-sway) var(--ease-in-out) infinite alternate; transform-box: view-box; transform-origin: 60px 104px; }
.plant.is-alive .pl-eyes { animation: blink var(--dur-blink) var(--ease-linear) infinite; }
.plant.is-pop .pl-body { animation: pop var(--dur-pop) var(--ease-spring); }
.plant.is-wilt .pl-crown { transform: rotate(var(--droop-max)) translateY(4px); }
.plant.is-cheer .pl-body { animation: cheer var(--dur-celebrate) var(--ease-spring); }

@keyframes sway { from { transform: rotate(calc(-1 * var(--sway-deg))); } to { transform: rotate(var(--sway-deg)); } }
@keyframes blink { 0%, 93%, 100% { transform: scaleY(1); } 95% { transform: scaleY(0.1); } }
@keyframes pop { 0% { transform: scale(0.82); } 60% { transform: scale(1.08); } 100% { transform: scale(1); } }
@keyframes cheer { 0% { transform: translateY(0) scale(1); } 25% { transform: translateY(-10px) scale(1.06); } 50% { transform: translateY(0) scale(0.98); } 75% { transform: translateY(-5px) scale(1.03); } 100% { transform: translateY(0) scale(1); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes fall { 0% { opacity: 0; transform: translate3d(0, -20px, 0) rotate(0deg); } 10% { opacity: 1; } 85% { opacity: 1; } 100% { opacity: 0; transform: translate3d(var(--drift, 30px), var(--fall-y, 640px), 0) rotate(var(--spin, 300deg)); } }
@keyframes firefly { 0% { opacity: 0; transform: translate(0, 0); } 20% { opacity: 1; } 50% { opacity: 0.35; transform: translate(var(--fx, 24px), var(--fy, -30px)); } 80% { opacity: 1; } 100% { opacity: 0; transform: translate(calc(var(--fx, 24px) * -0.5), calc(var(--fy, -30px) * 1.4)); } }
@keyframes sprout-pop { 0% { transform: scale(0.3) translateY(10px); opacity: 0; } 55% { transform: scale(1.25) translateY(-4px); opacity: 1; } 100% { transform: scale(1) translateY(0); opacity: 1; } }

/* Hạt, lá, cánh hoa rơi khi xong một phiên */
.fall-layer { position: absolute; inset: 0; overflow: clip; pointer-events: none; z-index: var(--z-raised); }
.fall-item { position: absolute; top: -24px; width: 22px; height: 22px; opacity: 0; animation: fall var(--dur-fall) var(--ease-in-out) forwards; animation-delay: var(--delay, 0ms); }
.sprout-pop { animation: sprout-pop var(--dur-pop) var(--ease-spring) both; }

/* Đom đóm: chỉ ở giao diện tối */
.fireflies { position: absolute; inset: 0; overflow: clip; pointer-events: none; display: none; }
.fireflies i { position: absolute; width: 6px; height: 6px; border-radius: 50%; background: radial-gradient(circle, var(--art-firefly) 0 40%, transparent 72%); opacity: 0; animation: firefly var(--dur-firefly) var(--ease-in-out) infinite; animation-delay: var(--delay, 0ms); }
:root[data-mode="dark"] .fireflies { display: block; }
@media (prefers-color-scheme: dark) { :root:not([data-mode]) .fireflies { display: block; } }

/* ---------- Bộ câu đố ---------- */
.pz { display: grid; gap: var(--space-md); }
.pz-bar { display: flex; align-items: center; gap: var(--space-xs); flex-wrap: wrap; }
.pz-timer { display: inline-flex; align-items: center; gap: var(--space-2xs); min-height: var(--tap); padding: 0 var(--space-sm); border-radius: var(--radius-pill); background: var(--color-paper-2); font-weight: var(--weight-strong); font-variant-numeric: tabular-nums; }
.pz-grid { --n: 6; display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: var(--pz-gap); width: min(100%, calc(var(--n) * (var(--pz-cell) + var(--pz-gap)))); margin-inline: auto; padding: var(--pz-gap); border-radius: calc(var(--radius-cell) + var(--pz-gap)); background: var(--pz-line); touch-action: none; user-select: none; -webkit-user-select: none; }
.pz-cell { position: relative; display: grid; place-items: center; aspect-ratio: 1; min-width: 0; padding: 0; border: 0; border-radius: var(--radius-cell); background: var(--cell-bg, var(--color-card)); color: var(--color-ink); font-weight: var(--weight-strong); font-size: var(--text-lg); font-variant-numeric: tabular-nums; cursor: pointer; -webkit-tap-highlight-color: transparent; transition: background-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out); }
.pz-cell:active { transform: scale(0.94); }
.pz-cell:focus-visible { outline-offset: -3px; z-index: 1; }
.pz-cell > svg { width: 78%; height: 78%; pointer-events: none; }
.pz-cell[data-given] { cursor: default; }
.pz-cell[data-given]::after { content: ""; position: absolute; inset: 3px; border-radius: calc(var(--radius-cell) - 3px); box-shadow: inset 0 0 0 var(--rule-bar) var(--color-ink-2); pointer-events: none; }
.pz-cell.is-sel { box-shadow: inset 0 0 0 var(--focus-width) var(--color-select); }
.pz-cell.is-error { background: var(--color-error-wash); color: var(--color-error); }
.pz-cell.is-error::before { content: ""; position: absolute; top: 3px; right: 3px; width: 12px; height: 12px; border-radius: 50%; background: var(--color-error); -webkit-mask: var(--mask-alert) center / contain no-repeat; mask: var(--mask-alert) center / contain no-repeat; }
.pz-cell.is-hint { box-shadow: inset 0 0 0 var(--focus-width) var(--color-accent-deep); }
.pz-cell.is-in { animation: pop var(--dur-pop) var(--ease-spring); }
.pz-tools { display: grid; grid-template-columns: repeat(auto-fit, minmax(6.5rem, 1fr)); gap: var(--space-xs); }
.pz-tools .btn { padding-inline: var(--space-xs); }
.pz-count { display: inline-grid; place-items: center; min-width: 1.6em; padding: 0 var(--space-2xs); border-radius: var(--radius-pill); background: var(--color-paper-3); font-size: var(--text-sm); font-variant-numeric: tabular-nums; }
.pz-note { min-height: 1lh; text-align: center; color: var(--color-muted); }
.pz-note.is-error { color: var(--color-error); font-weight: var(--weight-strong); }
:root { --mask-alert: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M5 2.5h2v4.5H5zM5 8.3h2v1.9H5z' fill='black'/%3E%3C/svg%3E"); }

/* ---------- Thống kê, lưới năm, lịch chuỗi ---------- */
.bars { display: grid; gap: var(--space-xs); list-style: none; }
.bar { display: grid; grid-template-columns: minmax(0, 7.5rem) minmax(0, 1fr) auto; align-items: center; gap: var(--space-xs); }
.bar__track { height: 14px; border-radius: var(--radius-pill); background: var(--color-paper-3); overflow: clip; }
.bar__fill { height: 100%; border-radius: var(--radius-pill); background: var(--bar-bg, var(--heat-3)); transform-origin: left center; transform: scaleX(var(--v, 0)); transition: transform var(--dur-long) var(--ease-out); }
.heat { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 12px); grid-auto-columns: 12px; gap: var(--space-2xs); }
.heat i { display: grid; place-items: center; border-radius: 3px; background: var(--heat-0); }
.heat i[data-l="1"] { background: var(--heat-1); } .heat i[data-l="2"] { background: var(--heat-2); } .heat i[data-l="3"] { background: var(--heat-3); } .heat i[data-l="4"] { background: var(--heat-4); }
.heat i[data-leaf]::after { content: ""; width: 5px; height: 5px; border-radius: 50% 0; background: var(--heat-ink); transform: rotate(-20deg); }
.heat i[data-l="3"][data-leaf]::after, .heat i[data-l="4"][data-leaf]::after { background: var(--heat-ink-strong); }

/* ---------- Giảm chuyển động: bỏ rơi, bỏ nảy, chỉ đổi độ đậm ---------- */
@media (prefers-reduced-motion: reduce) {
  *:not(.keep-motion), *:not(.keep-motion)::before, *:not(.keep-motion)::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .fireflies, .fall-layer { display: none !important; }
  .plant .pl-sway, .plant .pl-eyes, .plant .pl-body { animation: none !important; }
}
:root[data-text="200"] .btn { white-space: normal; }
:root[data-motion="reduce"] *:not(.keep-motion), :root[data-motion="reduce"] *:not(.keep-motion)::before, :root[data-motion="reduce"] *:not(.keep-motion)::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
:root[data-motion="reduce"] .fireflies, :root[data-motion="reduce"] .fall-layer { display: none !important; }
:root[data-motion="reduce"] .plant .pl-sway, :root[data-motion="reduce"] .plant .pl-eyes, :root[data-motion="reduce"] .plant .pl-body { animation: none !important; }