/* ==========================================================================
   音节能力训练
  ========================================================================== */
:root {
    --mt-y: #FFD100;
    --mt-y-dark: #FFC300;
    --mt-o: #FF8A00;
    --mt-ink: #1F1F1F;
    --mt-ink-2: #6B6B6B;
    --mt-ink-3: #A3A3A3;
    --mt-line: #F0EBE0;
    --mt-line-2: #E8E2D6;
    --mt-bg: #FFFCF5;
    --mt-surf: #FFFFFF;
    --mt-ok: #17A673;
    --mt-ok-bg: #E9F8F1;
    --mt-err: #E5484D;
    --mt-err-bg: #FDEDEE;
    --mt-info: #4A90E2;
    --mt-radius: 12px;
    --syl-shadow: 0 4px 20px rgba(31, 31, 31, .06);
}

html, body {
    -webkit-text-size-adjust: 100%;
}

body {
    background: #F7F5F0;
    padding: 20px 12px 40px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    color: var(--mt-ink);
    -webkit-font-smoothing: antialiased;
}

/* ---------- SEO 页头 ---------- */
.syl-app {
    max-width: 1060px;
    margin: 0 auto;
}

.syl-app__header {
    padding: 4px 4px 14px;
    /*margin-bottom: 14px;*/
}

.syl-app__title {
    font-size: 22px;
    font-weight: 800;
    margin: 0 0 8px;
    color: var(--mt-ink);
    letter-spacing: .3px;
    line-height: 1.35;
}

.syl-app__title em {
    font-style: normal;
    background: linear-gradient(180deg, transparent 65%, rgba(255, 209, 0, .55) 65%);
    padding: 0 2px;
}

.syl-app__desc {
    font-size: 14px;
    color: var(--mt-ink-2);
    line-height: 1.75;
    margin: 0 0 10px;
    max-width: 820px;
}

.syl-app__features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 22px;
}

.syl-app__features li {
    font-size: 13px;
    color: #8B8375;
    position: relative;
    padding-left: 15px;
    line-height: 1.6;
}

.syl-app__features li::before {
    content: '';
    position: absolute;
    left: 2px;
    top: 8px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--mt-y);
}

.syl-app__footer {
    text-align: center;
    padding: 20px 12px 0;
    font-size: 12px;
    color: var(--mt-ink-3);
    line-height: 1.8;
}

.syl-app__footer p {
    margin: 0;
}

/* ---------- 面板 ---------- */
.syl-panel {
    background: var(--mt-surf);
    border-radius: 16px;
    box-shadow: var(--syl-shadow);
    padding: 18px 22px 22px;
    position: relative;
}

/* ---------- 头部（静态部分） ---------- */
.syl-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding-bottom: 14px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--mt-y);
}

.syl-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.syl-brand__logo {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--mt-y), var(--mt-o));
    color: #fff;
    font-weight: 800;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(255, 138, 0, .3);
    flex: none;
}

.syl-brand__title {
    margin: 0;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: .3px;
    display: flex;
    align-items: baseline;
    gap: 6px;
    flex-wrap: wrap;
}

.syl-brand__sub {
    font-size: 11px;
    color: var(--mt-ink-3);
    font-weight: 600;
}

.syl-head__tools {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* ---------- 按钮 ---------- */
.syl-btn {
    border-radius: 9px !important;
    font-size: 13px;
    padding: 7px 15px;
    line-height: 1.5;
    border: 1px solid transparent;
    box-shadow: none !important;
    outline: none !important;
    transition: background-color .16s, border-color .16s, color .16s, transform .08s, box-shadow .16s;
    font-weight: 600;
}

.syl-btn:active {
    transform: translateY(1px);
}

.syl-btn:focus {
    outline: none !important;
}

.syl-btn--primary {
    background: var(--mt-y);
    border-color: var(--mt-y);
    color: #1F1F1F;
}

.syl-btn--primary:hover, .syl-btn--primary:focus, .syl-btn--primary:active {
    background: var(--mt-y-dark);
    border-color: var(--mt-y-dark);
    color: #1F1F1F;
    box-shadow: 0 3px 12px rgba(255, 195, 0, .4) !important;
}

.syl-btn--ghost {
    background: #fff;
    border-color: var(--mt-line-2);
    color: var(--mt-ink-2);
}

.syl-btn--ghost:hover, .syl-btn--ghost:focus {
    background: #FFFBF0;
    border-color: var(--mt-y);
    color: var(--mt-ink);
}

.syl-btn--dark {
    background: #2B2B2B;
    border-color: #2B2B2B;
    color: #fff;
}

.syl-btn--dark:hover, .syl-btn--dark:focus {
    background: #111;
    border-color: #111;
    color: #fff;
}

.syl-btn--danger {
    background: #fff;
    border-color: #F5CDCF;
    color: var(--mt-err);
}

.syl-btn--danger:hover, .syl-btn--danger:focus {
    background: var(--mt-err-bg);
    border-color: var(--mt-err);
    color: var(--mt-err);
}

.syl-btn--lg {
    font-size: 15px;
    padding: 11px 30px;
    border-radius: 11px !important;
    font-weight: 800;
}

.syl-btn[disabled] {
    opacity: .5;
    cursor: not-allowed;
}

.syl-split > .syl-split__label {
    border-radius: 9px 0 0 9px !important;
}

.syl-split > .syl-split__toggle {
    border-radius: 0 9px 9px 0 !important;
    padding: 7px 9px;
    border-left: 1px solid rgba(0, 0, 0, .12) !important;
}

.syl-menu {
    border-radius: 11px;
    border-color: var(--mt-line-2);
    box-shadow: 0 10px 30px rgba(31, 31, 31, .14);
    padding: 6px;
    min-width: 158px;
}

.syl-menu > li > a {
    border-radius: 7px;
    font-size: 13px;
    padding: 8px 12px;
    color: var(--mt-ink-2);
}

.syl-menu > li > a:hover, .syl-menu > li > a:focus {
    background: #FFF8E0;
    color: var(--mt-ink);
}

.syl-menu > li.active > a, .syl-menu > li.active > a:hover {
    background: var(--mt-y);
    color: #1F1F1F;
    font-weight: 700;
}

/* ---------- 指标卡 ---------- */
.syl-metrics {
    margin: 0 -6px 6px;
}

.syl-metric-col {
    padding: 0 6px;
    margin-bottom: 12px;
}

.syl-metric {
    background: var(--mt-bg);
    border: 1px solid var(--mt-line);
    border-radius: var(--mt-radius);
    padding: 12px 14px 11px;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: border-color .2s, box-shadow .2s;
}

.syl-metric::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--mt-y);
    opacity: 0;
    transition: opacity .2s;
}

.syl-metric:hover {
    border-color: #EADFC0;
    box-shadow: 0 4px 16px rgba(255, 193, 0, .12);
}

.syl-metric:hover::after {
    opacity: 1;
}

.syl-metric__label {
    font-size: 12px;
    color: var(--mt-ink-3);
    letter-spacing: .3px;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.syl-metric__main {
    display: flex;
    align-items: baseline;
    gap: 4px;
    flex-wrap: wrap;
}

.syl-metric__value {
    font-size: 26px;
    font-weight: 800;
    line-height: 1.1;
    color: var(--mt-ink);
    font-variant-numeric: tabular-nums;
    transition: color .2s;
}

.syl-metric__unit {
    font-size: 11px;
    color: var(--mt-ink-3);
}

.syl-metric__trend {
    margin-top: 5px;
    font-size: 11.5px;
    min-height: 17px;
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--mt-ink-3);
}

.syl-trend-up {
    color: var(--mt-ok);
    font-weight: 700;
}

.syl-trend-down {
    color: var(--mt-err);
    font-weight: 700;
}

.syl-trend-flat {
    color: var(--mt-ink-3);
}

.syl-info {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #EDE7DA;
    color: #8B8375;
    font-size: 10px;
    font-weight: 800;
    cursor: help;
    flex: none;
    line-height: 1;
    transition: background .15s, color .15s;
}

.syl-info:hover {
    background: var(--mt-y);
    color: #1F1F1F;
}

.tooltip.syl-tip .tooltip-inner {
    background: #2B2B2B;
    border-radius: 8px;
    font-size: 12px;
    padding: 8px 11px;
    max-width: 260px;
    text-align: left;
    line-height: 1.6;
    box-shadow: 0 6px 22px rgba(0, 0, 0, .22);
}

.tooltip.syl-tip.top .tooltip-arrow {
    border-top-color: #2B2B2B;
}

.tooltip.syl-tip.bottom .tooltip-arrow {
    border-bottom-color: #2B2B2B;
}

.tooltip.syl-tip.left .tooltip-arrow {
    border-left-color: #2B2B2B;
}

.tooltip.syl-tip.right .tooltip-arrow {
    border-right-color: #2B2B2B;
}

/* ---------- 区块 ---------- */
.syl-block {
    border-bottom: 1px solid var(--mt-line);
    padding: 12px 0;
}

.syl-block:last-of-type {
    border-bottom: 0;
}

.syl-block__head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.syl-block__title {
    font-size: 13px;
    font-weight: 800;
    color: var(--mt-ink);
    flex: none;
    display: flex;
    align-items: center;
    gap: 5px;
}

.syl-block__title::before {
    content: '';
    width: 3px;
    height: 13px;
    border-radius: 2px;
    background: var(--mt-y);
    flex: none;
}

.syl-block__hint {
    font-size: 11.5px;
    color: var(--mt-ink-3);
}

/* ---------- 字母热力 ---------- */
.syl-letters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.syl-letter {
    width: 31px;
    height: 31px;
    line-height: 31px;
    text-align: center;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    background: #F5F2EA;
    color: #BDB6A8;
    cursor: default;
    user-select: none;
    font-family: "SF Mono", Menlo, Consolas, monospace;
    transition: transform .12s, box-shadow .12s;
}

.syl-letter:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 12px rgba(31, 31, 31, .16);
}

/* ---------- 统计行 ---------- */
.syl-statline {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px 18px;
}

.syl-statline__key {
    font-size: 13px;
    font-weight: 800;
    color: var(--mt-ink);
    flex: none;
}

.syl-statline__val {
    font-size: 13px;
    color: var(--mt-ink-2);
    font-variant-numeric: tabular-nums;
    flex: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.syl-statline__val b {
    color: var(--mt-ink);
    font-weight: 800;
}

.syl-chip {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    background: #FFF6D6;
    color: #8A6D00;
    font-weight: 800;
    font-size: 13px;
    font-family: "SF Mono", Menlo, Consolas, monospace;
}

/* ---------- 进度 ---------- */
.syl-progress-row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.syl-progress {
    flex: 1 1 180px;
    height: 9px;
    border-radius: 20px;
    background: #F2EEE4;
    overflow: hidden;
    min-width: 110px;
}

.syl-progress__bar {
    height: 100%;
    width: 0;
    border-radius: 20px;
    background: linear-gradient(90deg, var(--mt-y), var(--mt-o));
    transition: width .18s linear;
}

.syl-progress__pct {
    font-size: 12px;
    color: var(--mt-ink-3);
    min-width: 36px;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* ---------- 舞台 ---------- */
.syl-stage {
    position: relative;
    margin-top: 16px;
    padding: 16px 14px;
    background: #FFFDF8;
    border: 1.5px solid var(--mt-line);
    border-radius: var(--mt-radius);
    outline: none;
    transition: border-color .2s, box-shadow .2s, background .2s;
}

.syl-stage.is-focus {
    border-color: var(--mt-y);
    box-shadow: 0 0 0 3px rgba(255, 209, 0, .18);
    background: #fff;
}

.syl-stage.is-paused {
    background: #FCFAF4;
}

.syl-stage.is-finished {
    background: #FAF8F3;
    border-color: #E0D9CB;
}

.syl-stage.is-finished .syl-stage__words {
    opacity: .45;
}

.syl-stage.is-finished .syl-key.is-cursor {
    color: #C6BFB0;
}

.syl-stage.is-finished .syl-key.is-cursor::after {
    display: none;
}

.syl-stage__words {
    max-height: 164px;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-wrap: wrap;
    align-content: flex-start;
    padding-right: 4px;
    -webkit-overflow-scrolling: touch;
}

.syl-stage__words::-webkit-scrollbar {
    width: 6px;
}

.syl-stage__words::-webkit-scrollbar-thumb {
    background: #E2DCCE;
    border-radius: 6px;
}

.syl-stage__words::-webkit-scrollbar-track {
    background: transparent;
}

.syl-stage__input {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    border: 0;
    padding: 0;
    margin: 0;
    background: transparent;
    color: transparent;
    caret-color: transparent;
    font-size: 16px;
    z-index: 3;
    cursor: text;
    outline: none;
    ime-mode: disabled;
}

.syl-overlay {
    position: absolute;
    inset: 0;
    z-index: 5;
    background: rgba(255, 252, 245, .92);
    display: none;
    align-items: center;
    justify-content: center;
    border-radius: var(--mt-radius);
}

.syl-stage.is-paused .syl-overlay,
.syl-stage.is-finished .syl-overlay {
    display: flex;
}

.syl-overlay__inner {
    text-align: center;
    padding: 0 16px;
}

.syl-overlay__title {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 6px;
    color: var(--mt-ink);
}

.syl-overlay__sub {
    font-size: 12.5px;
    color: var(--mt-ink-3);
    line-height: 1.8;
}

.syl-overlay__key {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 6px;
    background: #2B2B2B;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    margin: 0 3px;
}

/* ---------- 音节块（拼音在上、汉字在下） ---------- */
.syl-word {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 3px 8px 5px;
    margin: 0 3px 6px;
    border-radius: 9px;
    transition: background-color .16s, box-shadow .16s;
    user-select: none;
    position: relative;
}

.syl-word.is-active {
    background: #FFF8E0;
    box-shadow: 0 0 0 1.5px var(--mt-y) inset;
}

.syl-word.is-done .syl-word__hanzi {
    color: var(--mt-ok);
}

.syl-word.is-done .syl-key {
    color: #C6D9D0;
}

.syl-word__keys {
    display: flex;
    align-items: flex-end;
    margin-bottom: 1px;
}

.syl-word__hanzi {
    font-size: 12px;
    line-height: 1.25;
    color: var(--mt-ink-3);
    margin-top: 1px;
    transition: color .15s;
    font-weight: 600;
}

.syl-key {
    display: inline-block;
    min-width: 19px;
    text-align: center;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.3;
    font-family: "SF Mono", Menlo, Consolas, "Courier New", monospace;
    color: #B3AC9E;
    transition: color .1s;
    position: relative;
}

.syl-key.is-ok {
    color: var(--mt-ok);
}

.syl-key.is-err {
    color: var(--mt-err);
}

.syl-key.is-cursor {
    color: #C99A00;
}

.syl-key.is-cursor::after {
    content: '';
    position: absolute;
    left: 3px;
    right: 3px;
    bottom: 0;
    height: 2.5px;
    border-radius: 2px;
    background: var(--mt-y);
    animation: syl-blink 1s steps(1, end) infinite;
}

@keyframes syl-blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: .15;
    }
}

@keyframes syl-shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-3px);
    }
    75% {
        transform: translateX(3px);
    }
}

.syl-word.is-error {
    animation: syl-shake .18s;
}

/* ---------- 提示 ---------- */
.syl-hint {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
    padding: 8px 12px;
    background: #FFFDF4;
    border: 1px dashed #EFE4C2;
    border-radius: 9px;
    font-size: 12.5px;
    color: var(--mt-ink-2);
    min-height: 38px;
}

.syl-hint__tag {
    font-size: 11px;
    font-weight: 800;
    color: #8A6D00;
    background: #FFF3C4;
    border-radius: 5px;
    padding: 1px 7px;
    flex: none;
}

.syl-hint__pinyin {
    font-family: "SF Mono", Menlo, Consolas, monospace;
    font-size: 14px;
    font-weight: 800;
    color: var(--mt-ink);
    flex: none;
}

.syl-hint__chai {
    font-family: "SF Mono", Menlo, Consolas, monospace;
    font-size: 13px;
    color: var(--mt-o);
    font-weight: 700;
    flex: none;
}

.syl-hint__desc {
    color: var(--mt-ink-3);
    flex: 1 1 auto;
    min-width: 120px;
}

/* ---------- 控制 ---------- */
.syl-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.syl-controls__tip {
    flex-basis: 100%;
    text-align: center;
    font-size: 11.5px;
    color: var(--mt-ink-3);
    margin-top: 4px;
    line-height: 1.8;
}

.syl-kbd {
    display: inline-block;
    padding: 1px 7px;
    border-radius: 5px;
    background: #F5F2EA;
    border: 1px solid #E5DFD2;
    border-bottom-width: 2px;
    font-size: 11px;
    font-weight: 700;
    color: var(--mt-ink-2);
    font-family: inherit;
    margin: 0 2px;
}

/* ---------- 弹窗 ---------- */
.syl-modal .modal-content {
    border-radius: 16px;
    border: 0;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(31, 31, 31, .25);
}

.syl-modal .modal-header {
    border-bottom: 1px solid var(--mt-line);
    padding: 16px 20px 0;
    background: #FFFDF8;
}

.syl-modal .modal-title {
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 12px;
}

.syl-modal .modal-body {
    padding: 16px 20px 18px;
    max-height: 66vh;
    overflow-y: auto;
}

.syl-modal .modal-footer {
    border-top: 1px solid var(--mt-line);
    padding: 12px 20px;
    background: #FFFDF8;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.syl-tabs {
    border-bottom: 1px solid var(--mt-line);
}

.syl-tabs > li > a {
    border-radius: 8px 8px 0 0 !important;
    font-size: 13px;
    font-weight: 700;
    color: var(--mt-ink-3);
    border: 0 !important;
    padding: 8px 14px;
    margin-right: 2px;
}

.syl-tabs > li > a:hover {
    background: #FFF8E0;
    color: var(--mt-ink);
}

.syl-tabs > li.active > a, .syl-tabs > li.active > a:hover, .syl-tabs > li.active > a:focus {
    background: #fff !important;
    color: var(--mt-ink) !important;
    box-shadow: inset 0 -2px 0 var(--mt-y);
}

.syl-tab-pane {
    padding-top: 14px;
}

.syl-report__group {
    margin: 16px 0 6px;
    font-size: 11.5px;
    font-weight: 800;
    color: var(--mt-ink-3);
    letter-spacing: .8px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 8px;
}

.syl-report__group::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--mt-line);
}

.syl-report__group:first-child {
    margin-top: 0;
}

.syl-report__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed var(--mt-line);
    font-size: 13px;
}

.syl-report__row:last-child {
    border-bottom: 0;
}

.syl-report__k {
    color: var(--mt-ink-2);
    display: flex;
    align-items: center;
    gap: 5px;
}

.syl-report__v {
    font-weight: 800;
    color: var(--mt-ink);
    font-variant-numeric: tabular-nums;
    font-family: "SF Mono", Menlo, Consolas, monospace;
}

.syl-report__v small {
    font-weight: 600;
    color: var(--mt-ink-3);
    font-family: inherit;
    margin-left: 2px;
}

.syl-advice {
    display: flex;
    gap: 10px;
    padding: 11px 13px;
    border-radius: 10px;
    margin-bottom: 9px;
    font-size: 13px;
    line-height: 1.65;
    border: 1px solid transparent;
}

.syl-advice:last-child {
    margin-bottom: 0;
}

.syl-advice__icon {
    flex: none;
    font-size: 15px;
    line-height: 1.4;
    font-weight: 800;
}

.syl-advice--good {
    background: var(--mt-ok-bg);
    border-color: #C9EBDB;
    color: #0F7A54;
}

.syl-advice--warn {
    background: #FFF9EC;
    border-color: #F5E3BC;
    color: #9A6B00;
}

.syl-advice--bad {
    background: var(--mt-err-bg);
    border-color: #F5CDCF;
    color: #A82D31;
}

.syl-advice--info {
    background: #F0F6FE;
    border-color: #D4E4F8;
    color: #2A5FA5;
}

.syl-advice b {
    font-weight: 800;
}

.syl-chart-wrap {
    background: #FFFDF8;
    border: 1px solid var(--mt-line);
    border-radius: 11px;
    padding: 12px;
    margin-bottom: 12px;
}

.syl-chart-title {
    font-size: 12px;
    font-weight: 800;
    color: var(--mt-ink-2);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.syl-legend {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-weight: 600;
    font-size: 11.5px;
}

.syl-legend i {
    width: 10px;
    height: 3px;
    border-radius: 2px;
    display: inline-block;
}

.syl-chart {
    /*width: 100%;*/
    height: 130px;
    display: block;
}

.syl-mini-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 14px;
}

.syl-mini {
    flex: 1 1 130px;
    background: var(--mt-bg);
    border: 1px solid var(--mt-line);
    border-radius: 10px;
    padding: 11px 13px;
}

.syl-mini__k {
    font-size: 11.5px;
    color: var(--mt-ink-3);
    margin-bottom: 4px;
}

.syl-mini__v {
    font-size: 19px;
    font-weight: 800;
    color: var(--mt-ink);
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.syl-mini__v small {
    font-size: 11px;
    font-weight: 600;
    color: var(--mt-ink-3);
}

.syl-rank {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 0;
    font-size: 13px;
}

.syl-rank__key {
    width: 26px;
    height: 26px;
    line-height: 26px;
    text-align: center;
    border-radius: 7px;
    background: #2B2B2B;
    color: #fff;
    font-weight: 800;
    font-size: 12px;
    text-transform: uppercase;
    flex: none;
    font-family: "SF Mono", Menlo, Consolas, monospace;
}

.syl-rank__key.is-err {
    background: var(--mt-err);
}

.syl-rank__key.is-warn {
    background: #E8A33D;
}

.syl-rank__bar {
    flex: 1;
    height: 7px;
    background: #F2EEE4;
    border-radius: 20px;
    overflow: hidden;
    min-width: 60px;
}

.syl-rank__bar > i {
    display: block;
    height: 100%;
    border-radius: 20px;
    background: linear-gradient(90deg, #FFD100, #FF8A00);
    transition: width .4s ease;
}

.syl-rank__bar.is-err > i {
    background: linear-gradient(90deg, #FF8A8E, #E5484D);
}

.syl-rank__val {
    font-size: 12px;
    color: var(--mt-ink-2);
    font-variant-numeric: tabular-nums;
    min-width: 96px;
    text-align: right;
    font-family: "SF Mono", Menlo, Consolas, monospace;
}

.syl-empty {
    text-align: center;
    padding: 34px 10px;
    color: var(--mt-ink-3);
    font-size: 13px;
    line-height: 1.8;
}

.syl-empty__icon {
    font-size: 30px;
    display: block;
    margin-bottom: 8px;
    opacity: .4;
}

/* ---------- Toast ---------- */
.syl-toast {
    position: fixed;
    left: 50%;
    top: 30px;
    transform: translateX(-50%) translateY(-16px);
    background: #2B2B2B;
    color: #fff;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .2);
    z-index: 20000;
    opacity: 0;
    transition: opacity .22s, transform .22s;
    pointer-events: none;
    max-width: 80vw;
    display: flex;
    align-items: center;
    gap: 8px;
}

.syl-toast.is-show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.syl-toast--success {
    background: #17A673;
}

.syl-toast--warn {
    background: #E8A33D;
}

.syl-toast--error {
    background: #E5484D;
}

.syl-toast__icon {
    font-weight: 800;
}

/* 原生 select 样式（保持分裂按钮的观感） */
.syl-scheme-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background: #FFD100 url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%231F1F1F' d='M2 4l4 4 4-4z'/%3E%3C/svg%3E") no-repeat right 12px center;
    border: 1px solid #FFD100;
    border-radius: 9px;
    color: #1F1F1F;
    font-size: 13px;
    font-weight: 600;
    padding: 7px 34px 7px 15px;
    line-height: 1.5;
    cursor: pointer;
    outline: none;
    min-width: 150px;
    transition: background-color .16s, border-color .16s, box-shadow .16s;
    font-family: inherit;
}

.syl-scheme-select:hover,
.syl-scheme-select:focus {
    background-color: #FFC300;
    border-color: #FFC300;
    box-shadow: 0 3px 12px rgba(255, 195, 0, .4);
}

.syl-scheme-select option {
    background: #fff;
    color: #1F1F1F;
}

/* ---------- 响应式 ---------- */
@media (max-width: 767px) {
    body {
        padding: 12px 6px 30px;
    }

    .syl-app__title {
        font-size: 18px;
    }

    .syl-app__desc {
        font-size: 13px;
    }

    .syl-app__features {
        gap: 5px 16px;
    }

    .syl-app__features li {
        font-size: 12px;
    }

    .syl-panel {
        padding: 14px 12px 16px;
        border-radius: 13px;
    }

    .syl-brand__title {
        font-size: 15px;
    }

    .syl-brand__logo {
        width: 28px;
        height: 28px;
        font-size: 13px;
    }

    .syl-metric__value {
        font-size: 21px;
    }

    .syl-metric {
        padding: 10px 11px;
    }

    .syl-letter {
        width: 27px;
        height: 27px;
        line-height: 27px;
        font-size: 12px;
    }

    .syl-key {
        font-size: 17px;
        min-width: 16px;
    }

    .syl-stage {
        padding: 12px 10px;
    }

    .syl-stage__words {
        max-height: 136px;
    }

    .syl-btn--lg {
        width: 100%;
    }

    .syl-statline {
        gap: 5px 12px;
    }

    .syl-modal .modal-body {
        padding: 14px 14px 16px;
        max-height: 72vh;
    }

    .syl-hint {
        font-size: 12px;
        gap: 7px;
    }

    .syl-mini {
        flex: 1 1 45%;
    }
}

@media (max-width: 359px) {
    .syl-letter {
        width: 23px;
        height: 23px;
        line-height: 23px;
        font-size: 11px;
    }

    .syl-metric__value {
        font-size: 18px;
    }
}