:root {
    /* Western cowboy sunset palette */
    --bt-ink: #f9e4b7;
    --bt-ink-mute: rgba(249, 228, 183, 0.68);
    --bt-paper: #f3d9a8;
    --bt-cream: #f9e4b7;
    --bt-sand: #d7b18a;
    --bt-peach: #eabf91;
    --bt-brass: #e0b06a;
    --bt-brass-soft: rgba(224, 176, 106, 0.28);
    --bt-saddle: #8b5a3c;
    --bt-mesa: #5d4037;
    --bt-dusk: #3a241c;
    --bt-night: #1c100c;
    --bt-moss: #5d4037;
    --bt-moss-deep: #1c100c;
    --bt-moss-mid: #2a1812;
    --bt-danger: #c45c3a;
    --bt-font-display: "Instrument Serif", "Songti SC", "STSong", serif;
    --bt-font-body: "Source Sans 3", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --bt-nav-h: 4.25rem;
    --bt-horizon: url("/bounty-trail/site/western-horizon.png");
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body.bt-site {
    color: var(--bt-ink);
    font-family: var(--bt-font-body);
    background: var(--bt-night);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

.bt-site__sky {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        linear-gradient(180deg, rgba(28, 16, 12, 0.35) 0%, rgba(28, 16, 12, 0.55) 55%, rgba(28, 16, 12, 0.88) 100%),
        var(--bt-horizon) center top / cover no-repeat,
        linear-gradient(180deg, #5d4037 0%, #3a241c 40%, #1c100c 100%);
    image-rendering: pixelated;
}

.bt-site__sky::after {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.18;
    background-image:
        linear-gradient(rgba(249, 228, 183, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(249, 228, 183, 0.04) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 85% 70% at 50% 35%, #000 25%, transparent 88%);
    animation: bt-grid-drift 28s linear infinite;
}

@keyframes bt-grid-drift {
    from { transform: translateY(0); }
    to { transform: translateY(48px); }
}

.bt-site__nav {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: var(--bt-nav-h);
    padding: 0.75rem clamp(1rem, 3vw, 2.5rem);
    background: rgba(28, 16, 12, 0.82);
    border-bottom: 1px solid rgba(215, 177, 138, 0.28);
    backdrop-filter: blur(12px);
}

.bt-site__brand {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
    letter-spacing: 0.08em;
}

.bt-site__brand-mark {
    font-family: var(--bt-font-display);
    font-size: clamp(1.35rem, 2.4vw, 1.75rem);
    color: var(--bt-cream);
}

.bt-site__brand-sub {
    margin-top: 0.2rem;
    font-size: 0.68rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--bt-brass);
}

.bt-site__links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.35rem 0.85rem;
}

.bt-site__link {
    position: relative;
    padding: 0.35rem 0.15rem;
    font-size: 0.92rem;
    color: var(--bt-ink-mute);
    transition: color 0.25s ease;
}

.bt-site__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--bt-brass);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.28s ease;
}

.bt-site__link:hover,
.bt-site__link.is-active {
    color: var(--bt-paper);
}

.bt-site__link.is-active::after,
.bt-site__link:hover::after {
    transform: scaleX(1);
}

.bt-site__excluded {
    margin-left: 0.35rem;
    padding: 0.28rem 0.55rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    border-radius: 2px;
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    color: var(--bt-brass);
    background: rgba(215, 177, 138, 0.08);
    white-space: nowrap;
}

.bt-site__main {
    position: relative;
    z-index: 1;
}

.bt-site__footer {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 1.25rem 1rem 1.75rem;
    border-top: 1px solid rgba(215, 177, 138, 0.18);
    background: rgba(28, 16, 12, 0.35);
}

.bt-site__beian-wrap {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.bt-site__beian {
    color: var(--bt-ink-mute);
    font-size: 0.82rem;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: color 0.2s ease;
}

.bt-site__beian:hover {
    color: var(--bt-brass);
    text-decoration: underline;
}

/* —— Home —— */
.bt-home__hero {
    position: relative;
    min-height: calc(100vh - var(--bt-nav-h));
    display: grid;
    align-content: center;
    padding: clamp(2rem, 6vw, 5rem) clamp(1.25rem, 5vw, 4rem) 3rem;
    overflow: hidden;
}

.bt-home__hero-visual {
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
        linear-gradient(90deg, rgba(28, 16, 12, 0.78) 0%, rgba(28, 16, 12, 0.28) 52%, rgba(28, 16, 12, 0.5) 100%),
        radial-gradient(ellipse 70% 55% at 55% 38%, rgba(249, 228, 183, 0.22), transparent 60%),
        var(--bt-horizon) center / cover no-repeat;
    image-rendering: pixelated;
    animation: bt-hero-pan 22s ease-in-out infinite alternate;
}

@keyframes bt-hero-pan {
    from { transform: scale(1.02) translateX(0); }
    to { transform: scale(1.06) translateX(-1.5%); }
}

.bt-home__hero-inner {
    position: relative;
    z-index: 1;
    max-width: 38rem;
}

.bt-home__brand {
    margin: 0 0 1rem;
    font-family: var(--bt-font-display);
    font-size: clamp(3.2rem, 9vw, 5.8rem);
    line-height: 0.92;
    letter-spacing: 0.02em;
    color: var(--bt-paper);
    text-shadow: 0 0.08em 0.3em rgba(0, 0, 0, 0.45);
    animation: bt-rise 0.9s ease both;
}

.bt-home__headline {
    margin: 0 0 0.75rem;
    font-size: clamp(1.15rem, 2.4vw, 1.45rem);
    font-weight: 500;
    color: var(--bt-ink);
    animation: bt-rise 0.9s ease 0.08s both;
}

.bt-home__lead {
    margin: 0 0 0.65rem;
    max-width: 30rem;
    font-size: 1.02rem;
    line-height: 1.55;
    color: var(--bt-ink-mute);
    animation: bt-rise 0.9s ease 0.16s both;
}

.bt-home__disclaimer {
    margin: 0 0 0.45rem;
    max-width: 34rem;
    font-size: 0.82rem;
    line-height: 1.45;
    color: rgba(249, 228, 183, 0.55);
    animation: bt-rise 0.9s ease 0.2s both;
}

.bt-home__disclaimer--steam {
    margin: 0 0 1.75rem;
    animation-delay: 0.24s;
}

.bt-home__disclaimer--steam a {
    color: var(--bt-brass);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.bt-home__disclaimer--steam a:hover {
    color: var(--bt-cream);
}

.bt-home__cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    animation: bt-rise 0.9s ease 0.24s both;
}

.bt-home__qq {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 2.85rem;
    padding: 0.35rem 0.85rem 0.35rem 0.55rem;
    border: 1px solid rgba(215, 177, 138, 0.5);
    border-radius: 2px;
    background: rgba(28, 16, 12, 0.4);
    color: var(--bt-cream);
    text-decoration: none;
    transition: background 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
}

.bt-home__qq img {
    display: block;
    width: 82px;
    height: 23px;
    border: 0;
}

.bt-home__qq-label {
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.bt-home__qq:hover {
    border-color: var(--bt-brass);
    background: rgba(215, 177, 138, 0.14);
    transform: translateY(-1px);
}

@keyframes bt-rise {
    from { opacity: 0; transform: translateY(1.1rem); }
    to { opacity: 1; transform: translateY(0); }
}

.bt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.85rem;
    padding: 0.65rem 1.25rem;
    border: 1px solid rgba(215, 177, 138, 0.5);
    border-radius: 2px;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    transition: background 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
}

.bt-btn--primary {
    background: linear-gradient(180deg, #f0c987 0%, #c4893f 100%);
    color: #2a160e;
    border-color: transparent;
}

.bt-btn--primary:hover {
    transform: translateY(-1px);
    background: linear-gradient(180deg, #f7d6a0 0%, #d1974a 100%);
}

.bt-btn--ghost {
    background: rgba(28, 16, 12, 0.4);
    color: var(--bt-cream);
}

.bt-btn--ghost:hover {
    border-color: var(--bt-brass);
    background: rgba(215, 177, 138, 0.14);
}

.bt-home__version {
    margin-top: 1.25rem;
    font-size: 0.85rem;
    color: var(--bt-ink-mute);
    animation: bt-rise 0.9s ease 0.32s both;
}

.bt-home__version strong {
    color: var(--bt-brass);
    font-weight: 600;
}

/* —— Featured: 无尽 Boss —— */
.bt-feature {
    position: relative;
    z-index: 1;
    overflow: hidden;
    padding: clamp(3.5rem, 9vw, 6.5rem) clamp(1.25rem, 5vw, 4rem);
    border-top: 1px solid rgba(215, 177, 138, 0.22);
    border-bottom: 1px solid rgba(215, 177, 138, 0.22);
    background:
        linear-gradient(105deg, rgba(28, 16, 12, 0.92) 0%, rgba(42, 24, 18, 0.55) 48%, rgba(28, 16, 12, 0.88) 100%),
        radial-gradient(ellipse 55% 80% at 78% 50%, rgba(196, 92, 58, 0.28), transparent 70%);
}

.bt-feature__glow {
    position: absolute;
    inset: 18% -10% auto 42%;
    height: 65%;
    pointer-events: none;
    background: radial-gradient(ellipse at center, rgba(224, 176, 106, 0.22), transparent 68%);
    animation: bt-feature-pulse 5.5s ease-in-out infinite;
}

@keyframes bt-feature-pulse {
    0%, 100% { opacity: 0.55; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.08); }
}

.bt-feature__inner {
    position: relative;
    z-index: 1;
    max-width: 36rem;
    animation: bt-rise 1s ease both;
}

.bt-feature__eyebrow {
    margin: 0 0 0.65rem;
    font-size: 0.78rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--bt-danger);
}

.bt-feature__title {
    margin: 0 0 1rem;
    font-family: var(--bt-font-display);
    font-size: clamp(2.8rem, 7vw, 4.6rem);
    line-height: 0.95;
    letter-spacing: 0.04em;
    color: var(--bt-paper);
    text-shadow: 0 0.06em 0.35em rgba(0, 0, 0, 0.5);
}

.bt-feature__lead {
    margin: 0 0 1.75rem;
    max-width: 30rem;
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--bt-ink-mute);
}

.bt-feature .bt-btn--primary {
    animation: bt-feature-cta 2.8s ease-in-out infinite;
}

@keyframes bt-feature-cta {
    0%, 100% { box-shadow: 0 0 0 0 rgba(224, 176, 106, 0); }
    50% { box-shadow: 0 0 22px 2px rgba(224, 176, 106, 0.28); }
}

.bt-feature--page {
    min-height: calc(100vh - var(--bt-nav-h));
    display: flex;
    align-items: center;
    border-top: none;
}

.bt-section {
    position: relative;
    z-index: 1;
    padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.25rem, 5vw, 4rem);
}

.bt-section__head {
    max-width: 42rem;
    margin-bottom: 1.5rem;
}

.bt-section__title {
    margin: 0 0 0.5rem;
    font-family: var(--bt-font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    color: var(--bt-paper);
}

.bt-section__desc {
    margin: 0;
    color: var(--bt-ink-mute);
    line-height: 1.5;
}

.bt-announce-panel {
    max-width: 48rem;
    padding: clamp(1.25rem, 3vw, 2rem);
    border: 1px solid rgba(215, 177, 138, 0.32);
    background:
        linear-gradient(180deg, rgba(93, 64, 55, 0.92), rgba(42, 24, 18, 0.96));
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.bt-announce-panel__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
    margin-bottom: 0.85rem;
    font-size: 0.82rem;
    color: var(--bt-ink-mute);
}

.bt-announce-panel__badge {
    color: var(--bt-brass);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.bt-announce-panel__body {
    line-height: 1.7;
    color: #f9e4b7;
}

/* 覆盖 changelog.css 的浅色纸面配色，保证深色面板可读 */
.bt-announce-panel .bt-changelog-md,
.bt-announce-panel .bt-changelog-md .unity-rt-markdown {
    color: #f9e4b7 !important;
}

.bt-announce-panel .bt-changelog-md h1,
.bt-announce-panel .bt-changelog-md h2,
.bt-announce-panel .bt-changelog-md h3,
.bt-announce-panel .bt-changelog-md h4,
.bt-announce-panel .bt-changelog-md p,
.bt-announce-panel .bt-changelog-md li,
.bt-announce-panel .bt-changelog-md td,
.bt-announce-panel .bt-changelog-md th {
    color: #f9e4b7 !important;
}

.bt-announce-panel .bt-changelog-md strong {
    color: #ffe7b0 !important;
}

.bt-announce-panel .bt-changelog-md a {
    color: #e0b06a !important;
}

.bt-announce-panel .bt-changelog-md code {
    color: #ffe7b0;
    background: rgba(249, 228, 183, 0.1);
}

.bt-announce-panel .bt-changelog-md blockquote,
.bt-announce-panel .bt-changelog-md .text-muted {
    color: rgba(249, 228, 183, 0.72) !important;
}

.bt-announce-panel .bt-changelog-md .unity-rt-color--accent,
.bt-announce-panel .bt-changelog-md .unity-rt-color--default {
    color: #f0a85a !important;
    background: rgba(240, 168, 90, 0.16);
    border-bottom-color: rgba(240, 168, 90, 0.5);
}

.bt-announce-panel .bt-changelog-md hr {
    background: linear-gradient(90deg, transparent, rgba(215, 177, 138, 0.45), transparent);
}

.bt-empty {
    color: var(--bt-ink-mute);
}

/* —— Catalog shared —— */
.bt-catalog__toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin: 0 0 1.5rem;
}

.bt-catalog__search {
    flex: 1 1 16rem;
    min-height: 2.7rem;
    padding: 0.55rem 0.9rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    border-radius: 2px;
    background: rgba(28, 16, 12, 0.58);
    color: var(--bt-ink);
    font: inherit;
}

.bt-catalog__search:focus {
    outline: 1px solid var(--bt-brass);
}

.bt-catalog__tabs {
    display: inline-flex;
    gap: 0.35rem;
    padding: 0.25rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(28, 16, 12, 0.45);
}

.bt-catalog__tab {
    min-height: 2.2rem;
    padding: 0.35rem 0.85rem;
    border: 0;
    background: transparent;
    color: var(--bt-ink-mute);
    font: inherit;
    cursor: pointer;
}

.bt-catalog__tab.is-active {
    background: var(--bt-brass-soft);
    color: var(--bt-paper);
}

.bt-vanilla-filter {
    margin: -0.5rem 0 1.4rem;
    padding: 0.9rem 1rem 1rem;
    border: 1px solid rgba(215, 177, 138, 0.22);
    background: rgba(28, 16, 12, 0.42);
}

.bt-vanilla-filter[hidden] {
    display: none;
}

.bt-vanilla-filter__head {
    margin: 0 0 0.7rem;
}

.bt-vanilla-filter__title {
    margin: 0;
    font-size: 0.82rem;
    letter-spacing: 0.1em;
    color: var(--bt-brass);
}

.bt-vanilla-filter__hint {
    margin: 0.25rem 0 0;
    font-size: 0.78rem;
    line-height: 1.45;
    color: var(--bt-ink-mute);
}

.bt-vanilla-filter__rows {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.bt-vanilla-filter__row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
}

.bt-vanilla-filter__select {
    min-height: 2.35rem;
    padding: 0.3rem 0.55rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    border-radius: 2px;
    background: rgba(20, 12, 10, 0.72);
    color: var(--bt-ink);
    font: inherit;
    font-size: 0.86rem;
}

.bt-vanilla-filter__select[data-field] {
    flex: 1 1 8rem;
}

.bt-vanilla-filter__select[data-op] {
    flex: 0 0 5.6rem;
}

.bt-vanilla-filter__select[data-value] {
    flex: 1 1 7rem;
}

.bt-vanilla-filter__remove {
    width: 2.35rem;
    height: 2.35rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    background: transparent;
    color: var(--bt-brass);
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
}

.bt-vanilla-filter__bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-top: 0.7rem;
}

.bt-vanilla-filter__btn {
    min-height: 2.2rem;
    padding: 0.3rem 0.8rem;
    border: 1px solid rgba(215, 177, 138, 0.4);
    background: var(--bt-brass-soft);
    color: var(--bt-paper);
    font: inherit;
    font-size: 0.82rem;
    cursor: pointer;
}

.bt-vanilla-filter__btn--ghost {
    background: transparent;
    color: var(--bt-brass);
}

.bt-vanilla-filter__count {
    margin-left: auto;
    font-size: 0.78rem;
    color: var(--bt-ink-mute);
}

.bt-catalog__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(16.5rem, 1fr));
    gap: 1rem;
}

.bt-card {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    min-height: 11rem;
    padding: 1rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: linear-gradient(165deg, rgba(93, 64, 55, 0.9), rgba(42, 24, 18, 0.95));
    transition: border-color 0.25s ease, transform 0.25s ease;
}

.bt-card:hover {
    border-color: rgba(224, 176, 106, 0.55);
    transform: translateY(-2px);
}

.bt-card.is-hidden {
    display: none;
}

.bt-catalog__grid--talent-cards {
    grid-template-columns: repeat(auto-fill, minmax(11.5rem, 1fr));
    gap: 1.25rem;
}

.bt-talent-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 0.45rem;
    min-height: 17.5rem;
    aspect-ratio: 96 / 128;
    padding: 1.15rem 0.95rem 0.85rem;
    border: 0;
    background-color: #c9b89a;
    background-image: var(--bt-card-front);
    background-repeat: no-repeat;
    background-position: center;
    background-size: 100% 100%;
    image-rendering: pixelated;
    color: #1a1f2e;
    text-align: center;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.bt-talent-card:hover {
    transform: translateY(-3px) scale(1.015);
    filter: brightness(1.04);
}

.bt-talent-card.is-hidden {
    display: none;
}

.bt-talent-card__title {
    margin: 0;
    max-width: 100%;
    font-family: var(--bt-font-display);
    font-size: clamp(0.95rem, 1.6vw, 1.15rem);
    line-height: 1.2;
    color: #141820;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.25);
}

.bt-talent-card__icon-wrap {
    display: grid;
    place-items: center;
    width: 4.25rem;
    height: 4.25rem;
    margin: 0.15rem 0 0.1rem;
    flex-shrink: 0;
}

.bt-talent-card__icon {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: pixelated;
    filter: brightness(0);
}

.bt-talent-card__icon-fallback {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(26, 31, 46, 0.35);
    background: rgba(255, 255, 255, 0.22);
    font-family: var(--bt-font-display);
    font-size: 1.2rem;
    color: #1a1f2e;
}

.bt-talent-card__desc {
    margin: 0;
    flex: 1 1 auto;
    max-width: 100%;
    padding: 0 0.15rem;
    font-size: 0.78rem;
    line-height: 1.35;
    color: rgba(20, 24, 32, 0.9);
    overflow-wrap: anywhere;
}

.bt-talent-card__meta {
    margin: 0.15rem 0 0;
    font-size: 0.68rem;
    letter-spacing: 0.02em;
    color: rgba(20, 24, 32, 0.62);
}

.bt-talent-card--rule .bt-talent-card__icon-fallback {
    font-size: 1.35rem;
}

.bt-card__head {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.bt-card__icon {
    width: 3.25rem;
    height: 3.25rem;
    object-fit: contain;
    border: 1px solid rgba(215, 177, 138, 0.35);
    background: rgba(28, 16, 12, 0.35);
    flex-shrink: 0;
}

.bt-card__icon--empty {
    display: grid;
    place-items: center;
    color: var(--bt-brass);
    font-family: var(--bt-font-display);
    font-size: 1.1rem;
}

.bt-card.is-hidden,
.bt-mech-card.is-hidden,
.bt-boss-section.is-hidden {
    display: none !important;
}

.bt-key-warn {
    display: flex;
    gap: 0.9rem;
    align-items: stretch;
    max-width: 48rem;
    margin: 0 0 1.35rem;
    padding: 0;
    border: 2px solid rgba(232, 165, 138, 0.85);
    background:
        linear-gradient(135deg, rgba(140, 42, 28, 0.55) 0%, rgba(72, 28, 18, 0.72) 55%, rgba(42, 24, 18, 0.8) 100%);
    box-shadow:
        0 0 0 1px rgba(249, 228, 183, 0.12) inset,
        0 0 24px rgba(196, 92, 58, 0.28);
    animation: bt-key-warn-pulse 2.8s ease-in-out infinite;
}

@keyframes bt-key-warn-pulse {
    0%, 100% { box-shadow: 0 0 0 1px rgba(249, 228, 183, 0.12) inset, 0 0 18px rgba(196, 92, 58, 0.22); }
    50% { box-shadow: 0 0 0 1px rgba(249, 228, 183, 0.18) inset, 0 0 28px rgba(232, 165, 138, 0.42); }
}

.bt-key-warn__badge {
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    min-width: 2.6rem;
    padding: 0.65rem 0.45rem;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 0.18em;
    font-size: 0.82rem;
    font-weight: 700;
    color: #1c100c;
    background: linear-gradient(180deg, #f0c090 0%, #e08a5c 100%);
}

.bt-key-warn__body {
    flex: 1;
    min-width: 0;
    padding: 0.85rem 1rem 0.95rem 0;
}

.bt-key-warn__title {
    margin: 0 0 0.35rem;
    font-family: var(--bt-font-display);
    font-size: 1.28rem;
    font-weight: 600;
    color: #ffe2c8;
}

.bt-key-warn__text {
    margin: 0 0 0.75rem;
    line-height: 1.55;
    color: rgba(255, 232, 210, 0.92);
    font-size: 0.95rem;
}

.bt-key-warn__text strong {
    color: #fff3e4;
}

.bt-key-warn__keys {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.55rem;
}

.bt-key-warn__keys li {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem 0.75rem;
}

.bt-key-warn__label {
    min-width: 4.5rem;
    font-size: 0.86rem;
    font-weight: 600;
    color: #f5d0b0;
}

.bt-kbd-group {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
}

.bt-kbd {
    display: inline-flex;
    align-items: center;
    gap: 0.28rem;
    min-height: 2rem;
    padding: 0.2rem 0.55rem;
    border: 1px solid rgba(255, 224, 188, 0.55);
    border-radius: 0.35rem;
    background: rgba(20, 12, 8, 0.72);
    box-shadow:
        0 2px 0 rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(249, 228, 183, 0.08) inset;
    color: #ffe8cc;
    font-family: var(--bt-font-body);
    font-size: 0.82rem;
    font-weight: 600;
    line-height: 1;
}

.bt-kbd--space {
    min-width: 5.5rem;
    padding-inline: 0.7rem;
}

.bt-kbd__icon {
    width: 0.95rem;
    height: 0.95rem;
    flex-shrink: 0;
}

.bt-kbd__icon--space {
    width: 1.75rem;
    height: 0.75rem;
}

.bt-kbd__text {
    letter-spacing: 0.04em;
}

@media (max-width: 560px) {
    .bt-key-warn {
        flex-direction: column;
        gap: 0;
    }

    .bt-key-warn__badge {
        writing-mode: horizontal-tb;
        min-width: 0;
        width: 100%;
        padding: 0.4rem 0.75rem;
        letter-spacing: 0.35em;
        text-align: center;
    }

    .bt-key-warn__body {
        padding: 0.85rem 0.9rem 1rem;
    }
}

.bt-boss-overview {
    max-width: none;
    width: 100%;
    margin: 0 0 1.75rem;
    padding: 1rem 1.15rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(42, 24, 18, 0.65);
}

.bt-boss-overview__title {
    margin: 0 0 0.45rem;
    font-family: var(--bt-font-display);
    font-size: 1.35rem;
    color: var(--bt-paper);
}

.bt-boss-overview__body {
    margin: 0 0 0.55rem;
    max-width: 52rem;
    line-height: 1.55;
    color: var(--bt-ink-mute);
}

.bt-boss-overview__body:last-of-type {
    margin-bottom: 0.85rem;
}

.bt-boss-overview__guides {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr));
    gap: 0.85rem 1rem;
    align-items: stretch;
    margin-top: 0.35rem;
}

.bt-mech-guide {
    display: flex;
    flex-direction: column;
    margin: 0;
    min-width: 0;
    padding: 0.85rem 0.95rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(28, 16, 12, 0.42);
}

.bt-mech-guide--warn {
    border-color: rgba(196, 92, 58, 0.4);
    background: rgba(90, 36, 24, 0.28);
}

.bt-mech-guide__title {
    margin: 0 0 0.4rem;
    color: var(--bt-brass);
    font-family: var(--bt-font-display);
    font-size: 1.15rem;
    font-weight: 600;
}

.bt-mech-guide--warn .bt-mech-guide__title {
    color: #e8a58a;
}

.bt-mech-guide__intro {
    margin: 0 0 0.65rem;
    color: var(--bt-ink-mute);
    font-size: 0.9rem;
    line-height: 1.5;
}

.bt-mech-guide .bt-mech-card__rules--stats {
    margin: 0;
    flex: 1;
}

@media (min-width: 1100px) {
    .bt-boss-overview__guides {
        grid-template-columns: repeat(auto-fill, minmax(min(100%, 26rem), 1fr));
    }
}

@media (max-width: 640px) {
    .bt-boss-overview__guides {
        grid-template-columns: 1fr;
    }
}

.bt-boss-section {
    margin-top: 2rem;
}

.bt-boss-section__title {
    margin: 0 0 1rem;
    font-family: var(--bt-font-display);
    font-size: clamp(1.4rem, 3vw, 1.85rem);
    color: var(--bt-cream);
}

.bt-catalog__grid--boss-mech {
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr));
}

.bt-mech-card {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(215, 177, 138, 0.3);
    background: linear-gradient(165deg, rgba(93, 64, 55, 0.72), rgba(28, 16, 12, 0.88));
}

.bt-mech-card__head {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.bt-mech-card__icon {
    width: 3.5rem;
    height: 3.5rem;
    object-fit: contain;
    border: 1px solid rgba(215, 177, 138, 0.35);
    background: rgba(0, 0, 0, 0.25);
    image-rendering: pixelated;
    flex-shrink: 0;
}

.bt-mech-card__eyebrow {
    margin: 0 0 0.2rem;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--bt-danger);
}

.bt-mech-card__title {
    margin: 0;
    font-family: var(--bt-font-display);
    font-size: 1.3rem;
    color: var(--bt-paper);
}

.bt-mech-card__sub {
    margin: 0.2rem 0 0;
    font-size: 0.78rem;
    color: var(--bt-ink-mute);
}

.bt-mech-card__block {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--bt-ink-mute);
}

.bt-mech-card__rules {
    margin: 0;
    padding-left: 1rem;
    color: var(--bt-ink-mute);
    font-size: 0.86rem;
    line-height: 1.5;
}

.bt-mech-card__rules span {
    color: var(--bt-brass);
    margin-right: 0.35rem;
}

.bt-mech-card__stats-block {
    margin: 0.15rem 0;
    padding: 0.55rem 0.65rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(42, 24, 18, 0.45);
}

.bt-mech-card__stats-title {
    margin: 0 0 0.4rem;
    color: var(--bt-brass);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.bt-mech-card__rules--stats {
    padding-left: 0;
    list-style: none;
}

.bt-mech-card__rules--stats li {
    display: grid;
    grid-template-columns: 7.5rem 1fr;
    gap: 0.45rem;
    padding: 0.22rem 0;
    border-top: 1px solid rgba(215, 177, 138, 0.12);
    color: var(--bt-cream);
    font-size: 0.84rem;
    line-height: 1.45;
}

.bt-mech-card__rules--stats li:first-child {
    border-top: 0;
}

.bt-mech-card__rules--stats span {
    color: var(--bt-brass);
    font-weight: 600;
}

@media (max-width: 640px) {
    .bt-mech-card__rules--stats li {
        grid-template-columns: 1fr;
        gap: 0.1rem;
    }
}

.bt-mech-card__reward {
    margin: 0;
    padding: 0.45rem 0.55rem;
    border-left: 3px solid #7d9b5a;
    background: rgba(125, 155, 90, 0.12);
    color: #d8e8c4;
    font-size: 0.88rem;
    line-height: 1.45;
}

.bt-mech-card__punish {
    margin: 0;
    padding: 0.45rem 0.55rem;
    border-left: 3px solid var(--bt-danger);
    background: rgba(196, 92, 58, 0.14);
    color: #f0c4b4;
    font-size: 0.88rem;
    line-height: 1.45;
}

.bt-card__title {
    margin: 0;
    font-family: var(--bt-font-display);
    font-size: 1.25rem;
    color: var(--bt-paper);
}

.bt-card__id {
    display: inline-block;
    margin-right: 0.28rem;
    color: var(--bt-brass);
    font-size: 0.92em;
    letter-spacing: 0.04em;
}

.bt-card__sub {
    margin: 0.2rem 0 0;
    font-size: 0.78rem;
    color: var(--bt-ink-mute);
}

.bt-card__desc {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.45;
    color: var(--bt-ink-mute);
}

.bt-card__vanilla {
    margin-top: 0.15rem;
    padding: 0.55rem 0.65rem 0.6rem;
    border: 1px solid rgba(215, 177, 138, 0.2);
    background: rgba(28, 16, 12, 0.28);
}

.bt-card__vanilla-title {
    margin: 0 0 0.4rem;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    color: var(--bt-brass);
}

.bt-card__vanilla-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.28rem 0.75rem;
    margin: 0;
}

.bt-card__vanilla-grid > div {
    display: flex;
    justify-content: space-between;
    gap: 0.45rem;
    min-width: 0;
}

.bt-card__vanilla-grid dt {
    margin: 0;
    color: var(--bt-ink-mute);
    font-size: 0.72rem;
    white-space: nowrap;
}

.bt-card__vanilla-grid dd {
    margin: 0;
    color: rgba(245, 232, 210, 0.92);
    font-size: 0.76rem;
    text-align: right;
    overflow-wrap: anywhere;
}

@media (max-width: 420px) {
    .bt-card__vanilla-grid {
        grid-template-columns: 1fr;
    }
}

.bt-card__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 0.85rem;
    margin-top: auto;
    font-size: 0.78rem;
    color: var(--bt-brass);
}

.bt-tag {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border: 1px solid rgba(215, 177, 138, 0.4);
    color: var(--bt-brass);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
}

.bt-site__link--soon {
    opacity: 0.82;
}

.bt-site__soon {
    display: inline-block;
    margin-left: 0.35rem;
    padding: 0.05rem 0.35rem;
    border: 1px solid rgba(215, 177, 138, 0.4);
    border-radius: 2px;
    font-size: 0.65rem;
    letter-spacing: 0.06em;
    color: var(--bt-brass);
    vertical-align: middle;
}

.bt-placeholder {
    max-width: 36rem;
    margin-top: 1rem;
    padding: clamp(1.5rem, 4vw, 2.4rem);
    border: 1px dashed rgba(215, 177, 138, 0.45);
    background: linear-gradient(165deg, rgba(93, 64, 55, 0.55), rgba(42, 24, 18, 0.72));
}

.bt-placeholder__badge {
    display: inline-block;
    margin-bottom: 0.85rem;
    padding: 0.2rem 0.55rem;
    border: 1px solid rgba(224, 176, 106, 0.45);
    color: var(--bt-brass);
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.bt-placeholder__title {
    margin: 0 0 0.65rem;
    font-family: var(--bt-font-display);
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    color: var(--bt-cream);
}

.bt-placeholder__desc {
    margin: 0 0 1.35rem;
    line-height: 1.6;
    color: var(--bt-ink-mute);
}

.bt-site__page {
    padding: clamp(1.5rem, 4vw, 3rem) clamp(1.25rem, 5vw, 4rem) 4rem;
}

.bt-site__page-title {
    margin: 0 0 0.35rem;
    font-family: var(--bt-font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--bt-paper);
}

.bt-site__page-lead {
    margin: 0 0 1.75rem;
    color: var(--bt-ink-mute);
}

/* —— Public discussion —— */
.bt-discuss__composer {
    max-width: 48rem;
    margin-bottom: 2.25rem;
    padding: clamp(1.1rem, 3vw, 1.6rem);
    border: 1px solid rgba(215, 177, 138, 0.32);
    background: linear-gradient(180deg, rgba(93, 64, 55, 0.88), rgba(42, 24, 18, 0.94));
}

.bt-discuss__label {
    display: block;
    margin: 0 0 0.4rem;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    color: var(--bt-brass);
}

.bt-discuss__nick {
    width: 100%;
    max-width: 18rem;
    margin-bottom: 1rem;
    padding: 0.55rem 0.75rem;
    border: 1px solid rgba(215, 177, 138, 0.4);
    border-radius: 2px;
    background: rgba(28, 16, 12, 0.55);
    color: var(--bt-cream);
    font: inherit;
}

.bt-discuss__nick::placeholder {
    color: rgba(249, 228, 183, 0.4);
}

.bt-discuss__editor {
    min-height: 9rem;
    margin-bottom: 0.85rem;
    background: rgba(28, 16, 12, 0.55);
    color: var(--bt-cream);
}

.bt-discuss__composer .ql-toolbar.ql-snow {
    border: 1px solid rgba(215, 177, 138, 0.4);
    border-bottom: none;
    background: rgba(42, 24, 18, 0.95);
}

.bt-discuss__composer .ql-container.ql-snow {
    border: 1px solid rgba(215, 177, 138, 0.4);
    font-family: var(--bt-font-body);
    font-size: 1rem;
}

.bt-discuss__composer .ql-editor {
    min-height: 9rem;
    color: var(--bt-cream);
}

.bt-discuss__composer .ql-editor.ql-blank::before {
    color: rgba(249, 228, 183, 0.4);
    font-style: normal;
}

.bt-discuss__composer .ql-snow .ql-stroke {
    stroke: rgba(249, 228, 183, 0.75);
}

.bt-discuss__composer .ql-snow .ql-fill {
    fill: rgba(249, 228, 183, 0.75);
}

.bt-discuss__composer .ql-snow .ql-picker {
    color: rgba(249, 228, 183, 0.85);
}

.bt-discuss__toolbar-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.bt-discuss__hint {
    margin: 0;
    font-size: 0.82rem;
    color: var(--bt-ink-mute);
}

.bt-discuss__hint.is-error {
    color: #e08a6a;
}

.bt-discuss__feed {
    max-width: 48rem;
}

.bt-discuss__list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.bt-discuss__item {
    padding: 1rem 1.15rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(42, 24, 18, 0.72);
}

.bt-discuss__item-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1rem;
    margin-bottom: 0.65rem;
}

.bt-discuss__item-nick {
    font-weight: 600;
    color: var(--bt-brass);
}

.bt-discuss__item-time {
    font-size: 0.8rem;
    color: var(--bt-ink-mute);
}

.bt-discuss__item-body {
    line-height: 1.65;
    color: var(--bt-cream);
    word-break: break-word;
}

.bt-discuss__item-body p {
    margin: 0 0 0.65rem;
}

.bt-discuss__item-body p:last-child {
    margin-bottom: 0;
}

.bt-discuss__item-body a {
    color: var(--bt-brass);
    text-decoration: underline;
}

.bt-discuss__item-body img {
    display: block;
    max-width: min(100%, 420px);
    max-height: 360px;
    margin: 0.65rem 0;
    border: 1px solid rgba(215, 177, 138, 0.35);
    cursor: copy;
    object-fit: contain;
    background: rgba(0, 0, 0, 0.25);
}

.bt-discuss__item-body img:hover {
    outline: 1px solid var(--bt-brass);
}

.bt-discuss__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 0.85rem;
}

.bt-discuss__act {
    appearance: none;
    border: 1px solid rgba(215, 177, 138, 0.4);
    background: rgba(28, 16, 12, 0.35);
    color: var(--bt-ink-mute);
    font: inherit;
    font-size: 0.82rem;
    padding: 0.3rem 0.65rem;
    border-radius: 2px;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.bt-discuss__act:hover {
    color: var(--bt-cream);
    border-color: var(--bt-brass);
}

.bt-discuss__act.is-active {
    color: #2a160e;
    background: linear-gradient(180deg, #f0c987 0%, #c4893f 100%);
    border-color: transparent;
}

.bt-discuss__replies {
    margin-top: 0.85rem;
    padding-left: 0.85rem;
    border-left: 2px solid rgba(215, 177, 138, 0.28);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.bt-discuss__item--reply {
    padding: 0.75rem 0.85rem;
    background: rgba(28, 16, 12, 0.45);
}

.bt-discuss__reply-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
    padding: 0.45rem 0.65rem;
    border: 1px solid rgba(224, 176, 106, 0.4);
    color: var(--bt-brass);
    font-size: 0.88rem;
}

.bt-discuss__reply-bar.is-hidden {
    display: none !important;
}

.bt-discuss__reply-cancel {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--bt-cream);
    text-decoration: underline;
    cursor: pointer;
    font: inherit;
    font-size: 0.82rem;
}

.bt-discuss__more {
    margin-top: 1.25rem;
}

.bt-discuss__more.is-hidden,
.bt-empty.is-hidden {
    display: none !important;
}

/* —— Feedback —— */
.bt-feedback__tips {
    max-width: 48rem;
    margin: 0 0 1.75rem;
    padding: 1.1rem 1.2rem;
    border: 1px solid rgba(215, 177, 138, 0.32);
    background: rgba(42, 24, 18, 0.72);
}

.bt-feedback__tips-title {
    margin: 0 0 0.65rem;
    font-family: var(--bt-font-display);
    font-size: 1.25rem;
    color: var(--bt-paper);
}

.bt-feedback__tips-list {
    margin: 0;
    padding-left: 1.2rem;
    color: var(--bt-ink-mute);
    line-height: 1.65;
}

.bt-feedback__tips-list li + li {
    margin-top: 0.65rem;
}

.bt-feedback__tips-list code {
    display: inline-block;
    margin-top: 0.25rem;
    padding: 0.15rem 0.4rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    color: var(--bt-brass);
    font-size: 0.86rem;
    word-break: break-all;
}

.bt-feedback__category {
    margin: 0 0 1rem;
    padding: 0;
    border: 0;
}

.bt-feedback__category legend {
    margin-bottom: 0.45rem;
}

.bt-feedback__radio {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-right: 1.1rem;
    color: var(--bt-cream);
    font-size: 0.92rem;
    cursor: pointer;
}

.bt-feedback__radio input {
    accent-color: var(--bt-brass);
}

.bt-feedback__form {
    max-width: 48rem;
    padding: clamp(1.1rem, 3vw, 1.6rem);
    border: 1px solid rgba(215, 177, 138, 0.32);
    background: linear-gradient(180deg, rgba(93, 64, 55, 0.88), rgba(42, 24, 18, 0.94));
}

.bt-feedback__textarea {
    width: 100%;
    margin-bottom: 1rem;
    padding: 0.75rem;
    border: 1px solid rgba(215, 177, 138, 0.4);
    border-radius: 2px;
    background: rgba(28, 16, 12, 0.55);
    color: var(--bt-cream);
    font: inherit;
    line-height: 1.5;
    resize: vertical;
}

.bt-feedback__files {
    display: block;
    width: 100%;
    margin-bottom: 0.85rem;
    color: var(--bt-ink-mute);
    font-size: 0.9rem;
}

.bt-feedback__public {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    margin: 0 0 0.85rem;
    color: var(--bt-cream);
    font-size: 0.9rem;
    line-height: 1.45;
    cursor: pointer;
}

.bt-feedback__public input {
    margin-top: 0.2rem;
    accent-color: var(--bt-brass);
}

.bt-feedback__wall {
    max-width: 48rem;
    margin: 2.5rem 0 0;
}

.bt-feedback__wall-title {
    margin: 0 0 0.35rem;
    font-family: var(--bt-font-display);
    font-size: 1.55rem;
    color: var(--bt-paper);
}

.bt-feedback__wall-lead {
    margin: 0 0 1.1rem;
    color: var(--bt-ink-mute);
    font-size: 0.92rem;
}

.bt-feedback__list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.bt-feedback__item {
    margin: 0 0 0.9rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(42, 24, 18, 0.72);
}

.bt-feedback__item-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem 0.65rem;
    margin-bottom: 0.65rem;
}

.bt-feedback__tag {
    display: inline-block;
    padding: 0.12rem 0.45rem;
    border: 1px solid rgba(215, 177, 138, 0.4);
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    color: var(--bt-brass);
}

.bt-feedback__tag--problem {
    border-color: rgba(196, 92, 72, 0.55);
    color: #e8a090;
}

.bt-feedback__tag--suggestion {
    border-color: rgba(120, 160, 190, 0.55);
    color: #a8c8e0;
}

.bt-feedback__tag--status-open {
    border-color: rgba(196, 92, 72, 0.6);
    color: #f0a090;
}

.bt-feedback__tag--status-processing {
    border-color: rgba(210, 160, 70, 0.65);
    color: #e8c070;
}

.bt-feedback__tag--status-done {
    border-color: rgba(90, 160, 110, 0.65);
    color: #9ed4a8;
}

.bt-feedback__item-time {
    margin-left: auto;
    color: var(--bt-ink-mute);
    font-size: 0.82rem;
}

.bt-feedback__item-body {
    color: var(--bt-cream);
    font-size: 0.95rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
}

.bt-feedback__reply {
    margin-top: 0.85rem;
    padding: 0.75rem 0.85rem;
    border-left: 3px solid var(--bt-brass);
    background: rgba(28, 16, 12, 0.55);
}

.bt-feedback__reply-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.45rem;
}

.bt-feedback__admin-badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border: 1px solid rgba(215, 177, 138, 0.55);
    background: rgba(93, 64, 55, 0.85);
    color: var(--bt-brass);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.bt-feedback__reply-body {
    color: var(--bt-paper);
    font-size: 0.93rem;
    line-height: 1.55;
    white-space: pre-wrap;
    word-break: break-word;
}

.bt-feedback__empty {
    padding: 1.2rem;
    color: var(--bt-ink-mute);
    border: 1px dashed rgba(215, 177, 138, 0.3);
    text-align: center;
}

/* —— Card engage (vote / review) —— */
.bt-engage {
    margin-top: 0.75rem;
    width: 100%;
}

.bt-engage__votes {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
}

.bt-engage__vote,
.bt-engage__review-btn {
    appearance: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    min-height: 1.85rem;
    padding: 0.2rem 0.55rem;
    border: 1px solid rgba(215, 177, 138, 0.4);
    border-radius: 2px;
    background: rgba(28, 16, 12, 0.4);
    color: var(--bt-ink-mute);
    font: inherit;
    font-size: 0.78rem;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.bt-engage__vote:hover,
.bt-engage__review-btn:hover {
    color: var(--bt-cream);
    border-color: var(--bt-brass);
}

.bt-engage__vote.is-active {
    color: #2a160e;
    background: linear-gradient(180deg, #f0c987 0%, #c4893f 100%);
    border-color: transparent;
}

.bt-engage__vote--down.is-active {
    background: linear-gradient(180deg, #e08a6a 0%, #a84b32 100%);
}

.bt-engage__ico {
    font-size: 0.72rem;
    line-height: 1;
}

.bt-engage__panel {
    margin-top: 0.65rem;
    padding: 0.7rem 0.75rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(28, 16, 12, 0.55);
}

.bt-engage__panel.is-hidden {
    display: none !important;
}

.bt-engage__list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    max-height: 12rem;
    overflow: auto;
    margin-bottom: 0.65rem;
}

.bt-engage__empty {
    margin: 0;
    font-size: 0.82rem;
    color: var(--bt-ink-mute);
}

.bt-engage__item {
    padding: 0.45rem 0.55rem;
    border-left: 2px solid rgba(224, 176, 106, 0.45);
    background: rgba(42, 24, 18, 0.55);
}

.bt-engage__item-head {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
    font-size: 0.75rem;
    color: var(--bt-brass);
}

.bt-engage__item-body {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.45;
    color: var(--bt-cream);
    word-break: break-word;
}

.bt-engage__nick,
.bt-engage__input {
    width: 100%;
    margin-bottom: 0.45rem;
    padding: 0.45rem 0.55rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    border-radius: 2px;
    background: rgba(28, 16, 12, 0.55);
    color: var(--bt-cream);
    font: inherit;
    font-size: 0.86rem;
}

.bt-engage__input {
    resize: vertical;
}

.bt-engage__composer-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.bt-engage__hint {
    font-size: 0.78rem;
    color: var(--bt-ink-mute);
}

.bt-engage__hint.is-error {
    color: #e08a6a;
}

.bt-engage__submit {
    min-height: 2.2rem;
    padding: 0.35rem 0.9rem;
    font-size: 0.85rem;
}

.bt-talent-card .bt-engage,
.bt-mech-card .bt-engage {
    margin-top: auto;
    padding-top: 0.55rem;
}

/* 评价展开时允许卡片变高，避免裁切 */
.bt-talent-card:has(.bt-engage__panel:not(.is-hidden)) {
    aspect-ratio: auto;
    z-index: 4;
}

.bt-talent-card .bt-engage__vote,
.bt-talent-card .bt-engage__review-btn {
    background: rgba(26, 31, 46, 0.1);
    color: #1a1f2e;
    border-color: rgba(26, 31, 46, 0.28);
}

.bt-talent-card .bt-engage__vote:hover,
.bt-talent-card .bt-engage__review-btn:hover {
    color: #0d1018;
    border-color: rgba(26, 31, 46, 0.55);
    background: rgba(255, 255, 255, 0.35);
}

.bt-talent-card .bt-engage__panel {
    background: rgba(255, 255, 255, 0.42);
    border-color: rgba(26, 31, 46, 0.22);
    text-align: left;
}

.bt-talent-card .bt-engage__item {
    background: rgba(255, 255, 255, 0.55);
}

.bt-talent-card .bt-engage__item-head {
    color: #6b4a28;
}

.bt-talent-card .bt-engage__item-body,
.bt-talent-card .bt-engage__empty,
.bt-talent-card .bt-engage__hint {
    color: #1a1f2e;
}

.bt-talent-card .bt-engage__nick,
.bt-talent-card .bt-engage__input {
    background: rgba(255, 255, 255, 0.65);
    color: #1a1f2e;
    border-color: rgba(26, 31, 46, 0.28);
}

.bt-site__embed-note {
    margin-top: 1rem;
}

/* perk-usage / changelog embed nav spacing */
body.bt-perk-public .bt-site__nav,
body.bt-announce .bt-site__nav {
    position: sticky;
}

body.bt-announce .bt-announce__stage {
    padding-top: 1.5rem;
}

/* 天赋分析页：在西部底色上略透明，透出日落地平线 */
body.bt-perk-public.bt-site {
    background: var(--bt-night);
}

body.bt-perk-public.bt-site::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        linear-gradient(180deg, rgba(28, 16, 12, 0.55), rgba(28, 16, 12, 0.82)),
        var(--bt-horizon) center top / cover no-repeat;
    image-rendering: pixelated;
}

body.bt-perk-public.bt-site .bt-site__nav,
body.bt-perk-public.bt-site .bt-perk-public__app {
    position: relative;
    z-index: 1;
}

body.bt-perk-public.bt-site .bt-perk-public__app {
    background: transparent;
}

/* 独立公告页也跟着西部色调 */
body.bt-announce.bt-site .bt-announce__atmosphere {
    background:
        linear-gradient(180deg, rgba(28, 16, 12, 0.25), rgba(28, 16, 12, 0.72)),
        var(--bt-horizon) center top / cover no-repeat,
        linear-gradient(165deg, #5d4037 0%, #2a1812 48%, #1c100c 100%);
    image-rendering: pixelated;
}

body.bt-announce.bt-site .bt-announce__board {
    background: linear-gradient(180deg, #f3d9a8 0%, #e8c994 100%);
    border-color: rgba(93, 64, 55, 0.35);
}

body.bt-announce.bt-site .bt-announce__brand-name,
body.bt-announce.bt-site .bt-announce__headline {
    color: var(--bt-cream);
}

@media (max-width: 720px) {
    .bt-site__nav {
        flex-direction: column;
        align-items: flex-start;
    }

    .bt-site__links {
        justify-content: flex-start;
        width: 100%;
    }

    .bt-home__hero {
        min-height: calc(100svh - var(--bt-nav-h));
    }
}

/* —— 轮盘分析公开页 —— */
.bt-wheel-note {
    max-width: 52rem;
    margin: 0 0 1.4rem;
    padding: 0.9rem 1.05rem;
    border: 1px solid rgba(224, 176, 106, 0.35);
    background: rgba(42, 24, 18, 0.72);
    color: var(--bt-ink-mute);
    line-height: 1.55;
    font-size: 0.92rem;
}
.bt-wheel-note p { margin: 0 0 0.55rem; }
.bt-wheel-note p:last-child { margin-bottom: 0; }
.bt-wheel-note code {
    font-size: 0.85em;
    color: var(--bt-brass);
}
.bt-wheel-panel {
    max-width: 52rem;
    margin: 0 0 1.75rem;
    padding: 1rem 1.1rem 1.15rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(42, 24, 18, 0.62);
}
.bt-wheel-panel--muted { opacity: 0.95; }
.bt-wheel-panel__title {
    margin: 0 0 0.45rem;
    font-family: var(--bt-font-display);
    font-size: 1.35rem;
    color: var(--bt-paper);
}
.bt-wheel-panel__lead {
    margin: 0 0 1rem;
    color: var(--bt-ink-mute);
    font-size: 0.9rem;
    line-height: 1.5;
}
.bt-wheel-empty { margin: 0; color: var(--bt-ink-mute); }
.bt-wheel-bars { display: grid; gap: 0.55rem; }
.bt-wheel-bar__meta {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
    margin-bottom: 0.25rem;
}
.bt-wheel-bar__name { font-weight: 600; color: var(--bt-cream); }
.bt-wheel-bar__pct { color: var(--bt-brass); font-weight: 700; }
.bt-wheel-bar__n { margin-left: auto; font-size: 0.78rem; color: var(--bt-ink-mute); }
.bt-wheel-bar__track {
    height: 0.55rem;
    background: rgba(28, 16, 12, 0.55);
    border: 1px solid rgba(215, 177, 138, 0.2);
}
.bt-wheel-bar__fill {
    display: block;
    height: 100%;
    background: var(--bt-brass);
}
.bt-wheel-bar.is-empty .bt-wheel-bar__fill { background: #8a6a5a; }
.bt-wheel-bar.is-back .bt-wheel-bar__fill { background: #c4a574; }
.bt-wheel-bar.is-2x .bt-wheel-bar__fill { background: #7a9e6a; }
.bt-wheel-bar.is-3x .bt-wheel-bar__fill { background: #5a8fbf; }
.bt-wheel-bar.is-4x .bt-wheel-bar__fill { background: #d4a017; }

.bt-wheel-rel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(14.5rem, 1fr));
    gap: 0.75rem;
}
.bt-wheel-rel-card {
    padding: 0.75rem 0.85rem;
    border: 1px solid rgba(215, 177, 138, 0.25);
    background: rgba(28, 16, 12, 0.42);
}
.bt-wheel-rel-card__head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}
.bt-wheel-rel-card__head h3 {
    margin: 0;
    font-size: 0.95rem;
    color: var(--bt-paper);
}
.bt-wheel-rel-card__head span {
    font-size: 0.75rem;
    color: var(--bt-ink-mute);
}
.bt-wheel-rel-card__hint {
    margin: 0 0 0.55rem;
    font-size: 0.72rem;
    color: rgba(249, 228, 183, 0.5);
    line-height: 1.35;
}
.bt-wheel-prob-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.35rem;
}
.bt-wheel-prob-list li {
    display: grid;
    grid-template-columns: 4.2rem 1fr 2.6rem 1.6rem;
    gap: 0.35rem;
    align-items: center;
    font-size: 0.78rem;
}
.bt-wheel-prob-list__lab { color: var(--bt-cream); }
.bt-wheel-prob-list__bar {
    height: 0.35rem;
    background: rgba(28, 16, 12, 0.55);
}
.bt-wheel-prob-list__bar i {
    display: block;
    height: 100%;
    background: var(--bt-brass);
}
.bt-wheel-prob-list li.is-empty .bt-wheel-prob-list__bar i { background: #8a6a5a; }
.bt-wheel-prob-list li.is-back .bt-wheel-prob-list__bar i { background: #c4a574; }
.bt-wheel-prob-list li.is-2x .bt-wheel-prob-list__bar i { background: #7a9e6a; }
.bt-wheel-prob-list li.is-3x .bt-wheel-prob-list__bar i { background: #5a8fbf; }
.bt-wheel-prob-list li.is-4x .bt-wheel-prob-list__bar i { background: #d4a017; }
.bt-wheel-prob-list__pct { text-align: right; color: var(--bt-brass); font-weight: 600; }
.bt-wheel-prob-list__n { text-align: right; color: var(--bt-ink-mute); }

.bt-wheel-layout {
    margin: 0 0 1.15rem;
    padding: 0.85rem 0.95rem 1rem;
    border: 1px solid rgba(232, 165, 138, 0.35);
    background: rgba(72, 32, 22, 0.28);
}
.bt-wheel-layout__head {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.55rem;
}
.bt-wheel-layout__title {
    margin: 0 0 0.2rem;
    font-size: 1rem;
    color: var(--bt-paper);
}
.bt-wheel-layout__title code {
    font-size: 0.88em;
    color: #f0c090;
    word-break: break-all;
}
.bt-wheel-layout__meta {
    margin: 0;
    font-size: 0.8rem;
    color: var(--bt-ink-mute);
}
.bt-wheel-layout__chips {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.28rem;
}
.bt-wheel-layout__chips--sm { margin-top: 0.4rem; }
.bt-wheel-chip {
    min-width: 1.7rem;
    padding: 0.15rem 0.35rem;
    text-align: center;
    font-size: 0.72rem;
    font-weight: 700;
    border: 1px solid rgba(215, 177, 138, 0.35);
    background: rgba(28, 16, 12, 0.55);
    color: var(--bt-cream);
}
.bt-wheel-chip--r0 { color: #c9a090; }
.bt-wheel-chip--r1 { color: #d7b18a; }
.bt-wheel-chip--r2 { color: #9ccc7a; }
.bt-wheel-chip--r3 { color: #7eb6e0; }
.bt-wheel-chip--r4 { color: #f0c040; border-color: rgba(212, 160, 23, 0.55); }
.bt-wheel-chip.is-four {
    box-shadow: 0 0 0 1px rgba(212, 160, 23, 0.65);
}
.bt-wheel-layout__overall {
    margin: 0 0 0.65rem;
    font-size: 0.82rem;
    color: var(--bt-ink-mute);
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: center;
}
.bt-wheel-tag {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border: 1px solid rgba(215, 177, 138, 0.3);
    font-size: 0.75rem;
    color: var(--bt-cream);
}
.bt-wheel-layout__table-wrap { overflow-x: auto; }
.bt-wheel-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.84rem;
}
.bt-wheel-table th,
.bt-wheel-table td {
    padding: 0.45rem 0.5rem;
    border-bottom: 1px solid rgba(215, 177, 138, 0.18);
    text-align: left;
    vertical-align: top;
}
.bt-wheel-table th {
    color: var(--bt-brass);
    font-weight: 600;
    white-space: nowrap;
}
.bt-wheel-prob-inline {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.65rem;
}
.bt-wheel-prob-inline li {
    display: inline-flex;
    gap: 0.25rem;
    align-items: baseline;
}
.bt-wheel-prob-inline li strong { color: var(--bt-brass); }
.bt-wheel-prob-inline li em {
    font-style: normal;
    color: var(--bt-ink-mute);
    font-size: 0.75em;
}
.bt-wheel-prob-inline li.is-4x strong { color: #f0c040; }
.bt-wheel-prob-inline li.is-empty strong { color: #c9a090; }

.bt-wheel-layout-minis {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
    gap: 0.55rem;
}
.bt-wheel-mini {
    padding: 0.55rem 0.65rem;
    border: 1px solid rgba(215, 177, 138, 0.22);
    background: rgba(28, 16, 12, 0.35);
}
.bt-wheel-mini.is-hot {
    border-color: rgba(232, 165, 138, 0.45);
}
.bt-wheel-mini__key code {
    font-size: 0.72rem;
    color: #e8c994;
    word-break: break-all;
}
.bt-wheel-mini__meta {
    margin-top: 0.25rem;
    font-size: 0.72rem;
    color: var(--bt-ink-mute);
}
.bt-wheel-mini__flag { color: #e8a58a; font-weight: 600; }

@media (max-width: 640px) {
    .bt-wheel-prob-list li {
        grid-template-columns: 3.6rem 1fr 2.4rem 1.4rem;
    }
}

/* —— 转盘几何可视化 —— */
.bt-wheel-geo {
    display: grid;
    grid-template-columns: minmax(16rem, 22rem) 1fr;
    gap: 1.1rem;
    align-items: start;
}
.bt-wheel-viz {
    width: 100%;
    max-width: 20rem;
    aspect-ratio: 1;
    margin: 0 auto;
}
.bt-wheel-viz--lg { max-width: 22rem; }
.bt-wheel-viz__svg { display: block; width: 100%; height: auto; }
.bt-wheel-geo__side { min-width: 0; }
.bt-wheel-geo__sub {
    margin: 0.85rem 0 0.4rem;
    font-size: 0.95rem;
    color: var(--bt-brass);
    font-family: var(--bt-font-display);
}
.bt-wheel-geo__sub:first-child { margin-top: 0; }
.bt-wheel-geo__angles,
.bt-wheel-geo__buckets {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(9.5rem, 1fr));
    gap: 0.35rem;
}
.bt-wheel-geo__angles li,
.bt-wheel-geo__buckets li {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: baseline;
    padding: 0.3rem 0.45rem;
    border: 1px solid rgba(215, 177, 138, 0.22);
    background: rgba(28, 16, 12, 0.4);
    font-size: 0.78rem;
    color: var(--bt-ink-mute);
}
.bt-wheel-geo__angles li span,
.bt-wheel-geo__buckets li strong {
    color: #f0c040;
    font-weight: 700;
}
.bt-wheel-geo__angles li code { color: var(--bt-cream); }
.bt-wheel-geo__buckets li em {
    font-style: normal;
    opacity: 0.75;
}
.bt-wheel-geo__tip {
    margin: 0.85rem 0 0;
    font-size: 0.84rem;
    line-height: 1.5;
    color: var(--bt-ink-mute);
}
.bt-wheel-layout__viz-row {
    display: grid;
    grid-template-columns: minmax(12rem, 17rem) 1fr;
    gap: 0.9rem;
    align-items: start;
}
.bt-wheel-layout__viz-aside { min-width: 0; }

@media (max-width: 800px) {
    .bt-wheel-geo,
    .bt-wheel-layout__viz-row {
        grid-template-columns: 1fr;
    }
}

.bt-mech-card__telemetry {
    margin: 0.35rem 0 0.65rem;
}

.bt-wheel-viz__svg--town {
    background: radial-gradient(circle at 50% 45%, rgba(40, 24, 16, 0.35), rgba(20, 12, 8, 0.55));
    border-radius: 50%;
}
.bt-wheel-viz {
    background: rgba(16, 10, 8, 0.45);
    border-radius: 50%;
    padding: 0.35rem;
}

/* —— 盘面查询 —— */
.bt-wheel-lookup {
    margin: 0 0 1rem;
}
.bt-wheel-lookup__label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.86rem;
    color: var(--bt-brass);
    font-weight: 600;
}
.bt-wheel-lookup__row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    align-items: center;
}
.bt-wheel-lookup__input {
    flex: 1 1 16rem;
    min-width: 12rem;
    padding: 0.65rem 0.85rem;
    border: 1px solid rgba(215, 177, 138, 0.45);
    background: rgba(28, 16, 12, 0.72);
    color: var(--bt-cream);
    font-size: 1.05rem;
    font-family: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, monospace;
    letter-spacing: 0.06em;
}
.bt-wheel-lookup__input:focus {
    outline: 1px solid rgba(224, 176, 106, 0.75);
}
.bt-wheel-lookup__hint {
    margin: 0.45rem 0 0;
    font-size: 0.78rem;
    color: var(--bt-ink-mute);
}
.bt-wheel-lookup__result {
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(215, 177, 138, 0.22);
}
.bt-wheel-lookup__card-head {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.55rem;
}
.bt-wheel-lookup__card-title {
    margin: 0 0 0.2rem;
    font-size: 1.05rem;
    color: var(--bt-paper);
}
.bt-wheel-lookup__card-title code {
    color: #f0c090;
    word-break: break-all;
}
.bt-wheel-lookup__compact {
    margin-left: 0.4rem;
    font-size: 0.82rem;
    color: var(--bt-brass);
    font-family: ui-monospace, Menlo, monospace;
}
.bt-wheel-lookup__card-meta {
    margin: 0;
    font-size: 0.8rem;
    color: var(--bt-ink-mute);
}
.bt-wheel-lookup__msg {
    margin: 0 0 0.7rem;
    padding: 0.45rem 0.65rem;
    border: 1px solid rgba(232, 165, 138, 0.4);
    background: rgba(90, 36, 24, 0.25);
    color: #f5d0b0;
    font-size: 0.86rem;
}
.bt-wheel-lookup__rots {
    margin-top: 0.85rem;
    font-size: 0.84rem;
    color: var(--bt-ink-mute);
}
.bt-wheel-lookup__rots ul {
    margin: 0.35rem 0 0;
    padding-left: 1.1rem;
}
.bt-wheel-lookup__rots a {
    color: var(--bt-brass);
    text-decoration: underline;
}
a.bt-wheel-mini {
    display: block;
    color: inherit;
    text-decoration: none;
    transition: border-color 0.15s ease;
}
a.bt-wheel-mini:hover {
    border-color: rgba(224, 176, 106, 0.55);
}

.bt-card--endless {
    border-color: rgba(232, 165, 138, 0.4);
}
.bt-tag--endless {
    border-color: rgba(232, 165, 138, 0.55);
    color: #e8a58a;
}

.bt-boss-section__lead {
    margin: -0.35rem 0 1rem;
    max-width: 46rem;
    color: rgba(245, 232, 210, 0.72);
    font-size: 0.92rem;
    line-height: 1.55;
}

.bt-board-endless {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.bt-board-endless__row {
    display: grid;
    grid-template-columns: minmax(12rem, 18rem) 1fr;
    gap: 1rem 1.25rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(232, 165, 138, 0.35);
    background: linear-gradient(165deg, rgba(93, 64, 55, 0.92), rgba(42, 24, 18, 0.96));
    transition: border-color 0.25s ease;
}

.bt-board-endless__row:hover {
    border-color: rgba(224, 176, 106, 0.55);
}

.bt-board-endless__row.is-hidden {
    display: none;
}

.bt-board-endless__identity {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    min-width: 0;
}

.bt-board-endless__icon {
    width: 3.4rem;
    height: 3.4rem;
    flex: 0 0 auto;
    object-fit: cover;
    border: 1px solid rgba(215, 177, 138, 0.35);
    background: rgba(20, 12, 10, 0.55);
}

.bt-board-endless__icon--empty {
    display: grid;
    place-items: center;
    color: var(--bt-brass);
    font-family: var(--bt-font-display);
    font-size: 1.35rem;
}

.bt-board-endless__who {
    min-width: 0;
}

.bt-board-endless__name {
    margin: 0;
    font-family: var(--bt-font-display);
    font-size: 1.2rem;
    line-height: 1.25;
    color: var(--bt-cream);
}

.bt-board-endless__meta {
    margin: 0.25rem 0 0.45rem;
    color: rgba(245, 232, 210, 0.68);
    font-size: 0.82rem;
    line-height: 1.4;
}

.bt-board-endless__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.bt-board-endless__stats {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(7.6rem, 1fr));
    gap: 0.55rem 0.65rem;
    align-content: start;
}

.bt-board-endless__stat {
    display: flex;
    flex-direction: column;
    gap: 0.12rem;
    min-height: 3.4rem;
    padding: 0.45rem 0.5rem;
    border: 1px solid rgba(215, 177, 138, 0.18);
    background: rgba(20, 12, 10, 0.35);
}

.bt-board-endless__stat--empty {
    grid-column: 1 / -1;
}

.bt-board-endless__stat-label {
    color: rgba(232, 165, 138, 0.9);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}

.bt-board-endless__stat-value {
    color: var(--bt-cream);
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.2;
}

.bt-board-endless__stat-sub {
    color: rgba(245, 232, 210, 0.55);
    font-size: 0.72rem;
    line-height: 1.3;
}

@media (max-width: 760px) {
    .bt-board-endless__row {
        grid-template-columns: 1fr;
    }
}

.bt-board-endless__stat--wide {
    grid-column: 1 / -1;
    min-height: 0;
}

.bt-board-endless__high-attrs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.4rem 0.65rem;
    margin-top: 0.35rem;
}

.bt-board-endless__high-attrs div {
    display: flex;
    flex-direction: column;
    gap: 0.12rem;
    padding: 0.3rem 0.35rem;
    border: 1px solid rgba(215, 177, 138, 0.14);
    background: rgba(12, 8, 6, 0.25);
}

.bt-board-endless__high-attrs span {
    color: rgba(232, 165, 138, 0.88);
    font-size: 0.7rem;
    letter-spacing: 0.03em;
}

.bt-board-endless__high-attrs strong {
    color: var(--bt-cream);
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.25;
    word-break: break-word;
}

.bt-board-endless__stat--formula {
    border-color: rgba(232, 165, 138, 0.35);
    background: linear-gradient(160deg, rgba(90, 42, 22, 0.35), rgba(28, 16, 10, 0.45));
}

.bt-board-endless__stat--leaderboard {
    border-color: rgba(200, 160, 110, 0.32);
}

.bt-board-endless__formula-combat {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.45rem 0.6rem;
    margin-top: 0.45rem;
    width: 100%;
}

.bt-board-endless__formula-combat div {
    display: flex;
    flex-direction: column;
    gap: 0.12rem;
    padding: 0.4rem 0.5rem;
    border: 1px solid rgba(215, 177, 138, 0.18);
    background: rgba(12, 8, 6, 0.35);
}

.bt-board-endless__formula-combat span {
    color: rgba(232, 165, 138, 0.88);
    font-size: 0.7rem;
    letter-spacing: 0.03em;
}

.bt-board-endless__formula-combat strong {
    color: var(--bt-cream);
    font-size: 1.05rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.bt-board-endless__formula-eq {
    font-style: normal;
    font-size: 0.72rem;
    color: rgba(232, 210, 180, 0.72);
    font-variant-numeric: tabular-nums;
}

.bt-board-endless__formula-next-label {
    margin: 0.65rem 0 0;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    color: rgba(232, 165, 138, 0.92);
}

.bt-board-endless__formula-combat--next {
    margin-top: 0.35rem;
    border-top: none;
}

.bt-board-endless__formula-combat--next div {
    border-color: rgba(180, 140, 90, 0.28);
    background: rgba(40, 24, 10, 0.4);
}

.bt-board-endless__formula-next-hint {
    margin: 0.65rem 0 0;
    padding: 0.55rem 0.7rem;
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.02em;
    color: #ffe08a;
    border: 1px solid rgba(255, 196, 80, 0.55);
    background: linear-gradient(160deg, rgba(120, 70, 12, 0.55), rgba(60, 28, 8, 0.65));
    box-shadow: inset 0 0 0 1px rgba(255, 220, 120, 0.12);
}

.bt-board-endless__lb {
    list-style: none;
    margin: 0.5rem 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    width: 100%;
}

.bt-board-endless__lb-item {
    padding: 0.55rem 0.65rem;
    border: 1px solid rgba(215, 177, 138, 0.2);
    background: rgba(12, 8, 6, 0.38);
}

.bt-board-endless__lb-head {
    color: #f0c9a0;
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
}

.bt-board-endless__lb-outcome {
    display: inline-flex;
    align-items: center;
    padding: 0.08rem 0.4rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: rgba(240, 220, 190, 0.95);
    background: rgba(20, 12, 8, 0.45);
}

.bt-board-endless__lb-outcome.is-catch {
    border-color: rgba(110, 180, 120, 0.45);
    color: #b8e0bc;
}

.bt-board-endless__lb-outcome.is-shot {
    border-color: rgba(220, 120, 100, 0.5);
    color: #f0b4a4;
}

.bt-board-endless__lb-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.25rem 0.75rem;
    font-size: 0.82rem;
    color: rgba(232, 210, 180, 0.82);
}

.bt-board-endless__lb-stats strong {
    color: var(--bt-cream);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.bt-board-endless__lb-sources {
    margin-top: 0.4rem;
    padding-top: 0.35rem;
    border-top: 1px solid rgba(215, 177, 138, 0.14);
}

.bt-board-endless__lb-sources-label {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    color: rgba(232, 165, 138, 0.9);
    margin-bottom: 0.2rem;
}

.bt-board-endless__lb-sources ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.bt-board-endless__lb-sources li {
    font-size: 0.75rem;
    line-height: 1.35;
    color: rgba(220, 200, 175, 0.88);
}

.bt-board-endless__lb-pager {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 0.7rem;
}

.bt-board-endless__lb-page-btn {
    appearance: none;
    border: 1px solid rgba(215, 177, 138, 0.35);
    background: rgba(20, 12, 8, 0.55);
    color: var(--bt-cream, #f3e6d0);
    font: inherit;
    font-size: 0.8rem;
    padding: 0.35rem 0.75rem;
    cursor: pointer;
}

.bt-board-endless__lb-page-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.bt-board-endless__lb-page-meta {
    font-size: 0.8rem;
    color: rgba(232, 210, 180, 0.85);
    font-variant-numeric: tabular-nums;
    min-width: 3.5rem;
    text-align: center;
}

@media (max-width: 760px) {
    .bt-board-endless__high-attrs {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .bt-board-endless__formula-combat {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .bt-board-endless__lb-stats {
        grid-template-columns: 1fr;
    }
}

.bt-board-endless__perks {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.4rem;
}

.bt-board-endless__perk {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    max-width: 100%;
    padding: 0.28rem 0.45rem 0.28rem 0.28rem;
    border: 1px solid rgba(215, 177, 138, 0.2);
    background: rgba(12, 8, 6, 0.3);
}

.bt-board-endless__perk img {
    width: 1.35rem;
    height: 1.35rem;
    object-fit: contain;
    image-rendering: pixelated;
    flex: 0 0 auto;
}

.bt-board-endless__perk-name {
    color: var(--bt-cream);
    font-size: 0.78rem;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 7.5rem;
}

.bt-board-endless__perk-count {
    color: rgba(232, 165, 138, 0.95);
    font-size: 0.78rem;
    font-weight: 700;
    flex: 0 0 auto;
}

.bt-board-endless__row--featured {
    border-color: rgba(255, 186, 72, 0.55);
    background:
        linear-gradient(120deg, rgba(120, 48, 90, 0.35), transparent 42%),
        linear-gradient(165deg, rgba(93, 64, 55, 0.95), rgba(42, 24, 18, 0.98));
    box-shadow: 0 0 0 1px rgba(255, 210, 120, 0.12) inset;
}

.bt-board-endless__name--chroma {
    background: linear-gradient(
        100deg,
        #ff6b6b 0%,
        #ffd93d 22%,
        #6bcb77 44%,
        #4d96ff 66%,
        #c77dff 88%,
        #ff6b6b 100%
    );
    background-size: 220% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    animation: bt-chroma-shift 6s linear infinite;
}

@keyframes bt-chroma-shift {
    0% { background-position: 0% center; }
    100% { background-position: 220% center; }
}

.bt-board-endless__lore {
    margin-top: 0.55rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.bt-board-endless__lore-line {
    margin: 0;
    color: rgba(245, 232, 210, 0.82);
    font-size: 0.78rem;
    line-height: 1.45;
}

.bt-board-endless__lore-line strong {
    display: inline-block;
    min-width: 3.2rem;
    margin-right: 0.35rem;
    color: rgba(232, 165, 138, 0.95);
    font-weight: 600;
}

.bt-board-endless__lore-block {
    margin-top: 0.1rem;
    padding: 0.4rem 0.45rem;
    border: 1px solid rgba(215, 177, 138, 0.18);
    background: rgba(12, 8, 6, 0.28);
}

.bt-board-endless__lore-title {
    margin: 0 0 0.3rem;
    color: rgba(232, 165, 138, 0.95);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.bt-board-endless__lore-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.bt-board-endless__lore-list li {
    display: grid;
    grid-template-columns: 5.2rem 1fr;
    gap: 0.35rem;
    padding: 0.18rem 0;
    border-top: 1px solid rgba(215, 177, 138, 0.1);
    color: rgba(245, 232, 210, 0.82);
    font-size: 0.74rem;
    line-height: 1.4;
}

.bt-board-endless__lore-list li:first-child {
    border-top: 0;
    padding-top: 0;
}

.bt-board-endless__lore-list span {
    color: rgba(224, 176, 106, 0.92);
}

/* —— 兑换码门户 —— */
.bt-redeem__note {
    margin: 0 0 1.4rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(215, 177, 138, 0.28);
    background: rgba(28, 16, 12, 0.55);
    color: rgba(249, 228, 183, 0.88);
    line-height: 1.55;
}

.bt-redeem__note-title {
    margin: 0.85rem 0 0.35rem;
    color: var(--bt-brass);
    font-family: var(--bt-font-display);
    font-size: 1.15rem;
    font-weight: 400;
}

.bt-redeem__note-title:first-child {
    margin-top: 0;
}

.bt-redeem__note-list {
    margin: 0.2rem 0 0;
    padding-left: 1.2rem;
}

.bt-redeem__note-list li + li {
    margin-top: 0.25rem;
}

.bt-redeem__note p {
    margin: 0.25rem 0 0;
}

.bt-redeem__panel {
    margin: 0 0 2rem;
}

.bt-redeem__panel-title {
    margin: 0 0 0.35rem;
    font-family: var(--bt-font-display);
    font-size: 1.45rem;
    font-weight: 400;
    color: var(--bt-cream);
}

.bt-redeem__panel-lead {
    margin: 0 0 0.9rem;
    color: var(--bt-ink-mute);
    font-size: 0.95rem;
}

.bt-redeem__empty {
    margin: 0;
    color: var(--bt-ink-mute);
}

.bt-redeem__table-wrap {
    overflow-x: auto;
    border: 1px solid rgba(215, 177, 138, 0.22);
    background: rgba(12, 8, 6, 0.35);
}

.bt-redeem__table {
    width: 100%;
    border-collapse: collapse;
    min-width: 32rem;
}

.bt-redeem__table th,
.bt-redeem__table td {
    padding: 0.7rem 0.85rem;
    text-align: left;
    border-bottom: 1px solid rgba(215, 177, 138, 0.12);
    font-size: 0.92rem;
}

.bt-redeem__table th {
    color: rgba(224, 176, 106, 0.95);
    font-weight: 600;
    letter-spacing: 0.03em;
    background: rgba(28, 16, 12, 0.45);
}

.bt-redeem__table tr.is-off td {
    color: rgba(249, 228, 183, 0.55);
}

.bt-redeem__code code {
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    color: var(--bt-cream);
}

.bt-redeem__badge {
    display: inline-block;
    padding: 0.12rem 0.5rem;
    border: 1px solid rgba(215, 177, 138, 0.35);
    font-size: 0.8rem;
    letter-spacing: 0.04em;
}

.bt-redeem__badge.is-ok {
    color: #d8efc2;
    border-color: rgba(150, 190, 120, 0.45);
    background: rgba(70, 110, 50, 0.25);
}

.bt-redeem__badge.is-off {
    color: rgba(249, 228, 183, 0.7);
    background: rgba(90, 50, 35, 0.28);
}