/* ============================================================
   語文聽寫助手 · 宋韻 SONG RESONANCE
   宣纸 · 汝窑天青 · 朱砂印 —— 与 37i21.cn 主站同一语言
   手机优先，册页卡片，极细界线
   ============================================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 纸 */
    --paper-0: #FAF7F0;
    --bg-color: #F4F0E6;
    --bg-sunk: #EFEADD;
    --card-bg: #FBF8F1;

    /* 墨 */
    --text-primary: #1F1D19;
    --text-secondary: #6B6558;
    --text-tertiary: #8B8474;

    /* 色 */
    --cinnabar: #A6392E;
    --celadon: #5F877D;
    --celadon-deep: #40645B;
    --ochre: #A9853F;
    --azurite: #3F5F7A;

    --primary-color: var(--cinnabar);
    --secondary-color: var(--celadon-deep);
    --accent-color: var(--ochre);
    --danger-color: #A6392E;

    /* 线 */
    --hairline: rgba(31, 29, 25, 0.13);
    --hairline-strong: rgba(31, 29, 25, 0.26);

    /* 字 */
    --serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC",
             "SimSun", "宋体", Georgia, serif;
    --kai: "Kaiti SC", "STKaiti", "KaiTi", "楷体", var(--serif);
    --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
            "Microsoft YaHei", sans-serif;
    --latin: "Optima", "Palatino Linotype", Palatino, Georgia, serif;

    --ease: cubic-bezier(0.16, 0.84, 0.28, 1);
    --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='260' height='260' filter='url(%23n)'/%3E%3C/svg%3E");
}

body {
    font-family: var(--sans);
    background: var(--bg-color);
    background-image:
        radial-gradient(120% 80% at 50% -10%, rgba(95, 135, 125, 0.10), transparent 58%),
        radial-gradient(90% 60% at 100% 100%, rgba(169, 133, 63, 0.07), transparent 62%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.8;
    letter-spacing: 0.012em;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* 纸纹 */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image: var(--grain);
    opacity: 0.055;
    mix-blend-mode: multiply;
}

#app {
    position: relative;
    z-index: 1;
    max-width: 480px;
    margin: 0 auto;
    min-height: 100vh;
    background: transparent;
}

/* 竖向装裱边：只在两侧，手机上像一幅立轴 */
#app::before,
#app::after {
    content: '';
    position: fixed;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--hairline);
    z-index: 5;
    pointer-events: none;
}
#app::before { left: 0; }
#app::after  { right: 0; }

@media (min-width: 520px) {
    #app::before { left: calc(50% - 240px); }
    #app::after  { right: calc(50% - 240px); }
}

h1, h2, h3 {
    font-family: var(--serif);
    font-weight: 600;
    letter-spacing: 0.1em;
    line-height: 1.35;
}

button {
    font-family: inherit;
    cursor: pointer;
}

.hidden {
    display: none !important;
}

/* ==================== 页面切换 ==================== */
.page {
    display: none;
    min-height: 100vh;
    /* 底部留出落款印的位置，避免遮住按钮 */
    padding: 24px 22px 76px;
    animation: fadeIn 0.55s var(--ease);
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); filter: blur(5px); }
    to   { opacity: 1; transform: none; filter: blur(0); }
}

/* ==================== 首页题头 ==================== */
.header {
    text-align: center;
    padding: 46px 0 38px;
    position: relative;
}

.header::after {
    content: '';
    display: block;
    width: 44px;
    height: 2px;
    margin: 26px auto 0;
    background: var(--cinnabar);
}

/* 「聽」朱砂大印 */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 74px;
    height: 74px;
    margin-bottom: 22px;
    background: var(--cinnabar);
    color: #FBF6EC;
    font-family: var(--serif);
    font-size: 38px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0;
    border-radius: 1px;
    box-shadow: inset 0 0 0 2px rgba(251, 246, 236, 0.32);
    transform: rotate(-2deg);
}

h1 {
    font-family: var(--serif);
    font-size: 1.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
    color: var(--text-primary);
}

.subtitle {
    margin-top: 12px;
    font-family: var(--kai);
    font-size: 0.86rem;
    letter-spacing: 0.24em;
    text-indent: 0.24em;
    color: var(--text-tertiary);
}

/* ==================== 主行动按钮 ==================== */
.actions {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: 34px;
    border: 1px solid var(--hairline);
    background: var(--card-bg);
}

.action-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
    padding: 20px 20px;
    border: none;
    border-bottom: 1px solid var(--hairline);
    background: transparent;
    text-align: left;
    color: var(--text-primary);
    overflow: hidden;
    transition: background-color 0.4s var(--ease);
}

.actions .action-btn:last-child {
    border-bottom: none;
}

/* 左侧提示色条 */
.action-btn::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--celadon);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.5s var(--ease);
}

.action-btn:active {
    background: var(--bg-sunk);
}

.action-btn:active::before {
    transform: scaleY(1);
}

.action-btn.primary::before   { background: var(--cinnabar); }
.action-btn.secondary::before { background: var(--celadon); }
.action-btn.accent::before    { background: var(--ochre); }
.action-btn.danger::before    { background: var(--danger-color); }

/* 汉字方牌 */
.btn-icon {
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    font-family: var(--serif);
    font-size: 20px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0;
    color: var(--text-secondary);
    transition: color 0.4s var(--ease), background-color 0.4s var(--ease),
                border-color 0.4s var(--ease);
}

.action-btn.primary .btn-icon {
    background: var(--cinnabar);
    border-color: var(--cinnabar);
    color: #FBF6EC;
}

.action-btn.accent .btn-icon {
    background: var(--celadon-deep);
    border-color: var(--celadon-deep);
    color: #FBF6EC;
}

.btn-text {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}

.btn-title {
    font-family: var(--serif);
    font-size: 1.02rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-primary);
}

.btn-desc {
    font-size: 0.78rem;
    line-height: 1.6;
    letter-spacing: 0.02em;
    color: var(--text-tertiary);
}

/* ==================== 使用说明 ==================== */
.instructions {
    margin-top: 34px;
    padding: 26px 22px;
    background: var(--card-bg);
    border: 1px solid var(--hairline);
    position: relative;
}

.instructions::before {
    content: '';
    position: absolute;
    left: 22px;
    top: 0;
    width: 34px;
    height: 2px;
    background: var(--ochre);
}

.instructions h3 {
    margin-bottom: 18px;
    font-family: var(--serif);
    font-size: 0.98rem;
    letter-spacing: 0.2em;
    color: var(--text-primary);
}

.instruction-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 11px 0;
    border-bottom: 1px solid var(--hairline);
    font-size: 0.86rem;
    line-height: 1.75;
    color: var(--text-secondary);
}

.instruction-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.num {
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    margin-top: 3px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    font-family: var(--latin);
    font-size: 0.76rem;
    line-height: 1;
    color: var(--text-tertiary);
}

/* ==================== 页头（子页） ==================== */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 16px;
    margin-bottom: 22px;
    border-bottom: 1px solid var(--hairline);
}

.page-header h2 {
    flex: 1;
    text-align: center;
    font-family: var(--serif);
    font-size: 1.06rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-indent: 0.18em;
    color: var(--text-primary);
}

.back-btn,
.settings-btn,
.confirm-btn {
    flex: none;
    padding: 7px 14px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    background: transparent;
    font-family: var(--serif);
    font-size: 0.8rem;
    letter-spacing: 0.14em;
    color: var(--text-secondary);
    transition: color 0.35s var(--ease), border-color 0.35s var(--ease),
                background-color 0.35s var(--ease);
}

.back-btn:active {
    color: #FBF6EC;
    background: var(--text-primary);
    border-color: var(--text-primary);
}

.confirm-btn {
    color: #FBF6EC;
    background: var(--cinnabar);
    border-color: var(--cinnabar);
}

.settings-btn {
    width: 34px;
    padding: 7px 0;
    text-align: center;
}

/* ==================== 相机 ==================== */
.camera-container {
    position: relative;
    border: 1px solid var(--hairline);
    background: #14150F;
    overflow: hidden;
}

#camera-video,
#captured-image {
    display: block;
    width: 100%;
    height: auto;
}

#camera-canvas {
    display: none;
}

.camera-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 22px 16px;
    background: var(--card-bg);
    border-top: 1px solid var(--hairline);
}

.capture-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 66px;
    height: 66px;
    border: 1px solid var(--hairline-strong);
    border-radius: 50%;
    background: transparent;
    transition: transform 0.35s var(--ease);
}

.capture-btn:active {
    transform: scale(0.94);
}

.capture-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--cinnabar);
    box-shadow: inset 0 0 0 2px rgba(251, 246, 236, 0.35);
}

.camera-controls button {
    padding: 10px 18px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    background: transparent;
    font-family: var(--serif);
    font-size: 0.86rem;
    letter-spacing: 0.14em;
    color: var(--text-secondary);
}

.camera-controls button:active {
    color: #FBF6EC;
    background: var(--celadon-deep);
    border-color: var(--celadon-deep);
}

/* ==================== 词汇选择 ==================== */
.selection-container {
    border: 1px solid var(--hairline);
    background: var(--card-bg);
    overflow: hidden;
}

.image-container {
    position: relative;
    line-height: 0;
}

#selection-image {
    display: block;
    width: 100%;
    height: auto;
}

.selection-overlay {
    position: absolute;
    inset: 0;
}

.text-box {
    position: absolute;
    border: 1px solid var(--celadon);
    background: rgba(95, 135, 125, 0.14);
    cursor: pointer;
    transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.text-box span {
    display: none;
}

.text-box.selected {
    border-color: var(--cinnabar);
    background: rgba(166, 57, 46, 0.2);
}

.text-box.selected span {
    display: block;
}

.selection-controls {
    margin-top: 22px;
    padding: 20px 18px;
    background: var(--card-bg);
    border: 1px solid var(--hairline);
}

.selection-info {
    padding-bottom: 14px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--hairline);
    font-family: var(--serif);
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
}

#selected-count {
    font-family: var(--latin);
    font-size: 1.1rem;
    color: var(--cinnabar);
}

.recognized-section {
    margin-bottom: 18px;
}

.recognized-title {
    margin-bottom: 12px;
    font-family: var(--serif);
    font-size: 0.82rem;
    letter-spacing: 0.2em;
    color: var(--text-tertiary);
}

.recognized-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    max-height: 190px;
    overflow-y: auto;
}

.recognized-item {
    padding: 7px 14px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    background: transparent;
    font-family: var(--serif);
    font-size: 0.9rem;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s var(--ease), background-color 0.3s var(--ease),
                border-color 0.3s var(--ease);
}

.recognized-item.selected {
    color: #FBF6EC;
    background: var(--cinnabar);
    border-color: var(--cinnabar);
}

.recognized-empty {
    padding: 22px 0;
    text-align: center;
    font-family: var(--kai);
    font-size: 0.84rem;
    letter-spacing: 0.18em;
    color: var(--text-tertiary);
}

.selection-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.selection-buttons button {
    padding: 11px 6px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    background: transparent;
    font-family: var(--serif);
    font-size: 0.84rem;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    transition: color 0.3s var(--ease), background-color 0.3s var(--ease),
                border-color 0.3s var(--ease);
}

.selection-buttons button:active {
    color: #FBF6EC;
    background: var(--celadon-deep);
    border-color: var(--celadon-deep);
}

.selection-buttons button:first-child:active {
    background: var(--cinnabar);
    border-color: var(--cinnabar);
}

/* ==================== 加载 ==================== */
.loading {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    background: rgba(244, 240, 230, 0.9);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.spinner {
    width: 26px;
    height: 26px;
    border: 1px solid var(--hairline);
    border-top-color: var(--cinnabar);
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading p {
    font-family: var(--kai);
    font-size: 0.88rem;
    letter-spacing: 0.24em;
    text-indent: 0.24em;
    color: var(--text-secondary);
}

/* ==================== 听写页 ==================== */
.progress-bar {
    height: 2px;
    background: var(--hairline);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 0;
    background: var(--cinnabar);
    transition: width 0.5s var(--ease);
}

.progress-text {
    margin-top: 12px;
    text-align: center;
    font-family: var(--latin);
    font-size: 0.84rem;
    letter-spacing: 0.14em;
    color: var(--text-tertiary);
}

#progress-current {
    font-size: 1.05rem;
    color: var(--cinnabar);
}

#remaining-count {
    margin-left: 8px;
    font-family: var(--kai);
    letter-spacing: 0.1em;
}

/* 听写主字：整页最大的一块留白 + 巨大宋体 */
.dictation-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    min-height: 42vh;
    padding: 34px 10px;
    margin: 26px 0;
    background: var(--card-bg);
    border: 1px solid var(--hairline);
    position: relative;
}

/* 四角装裱线 */
.dictation-main::before,
.dictation-main::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 1px solid var(--cinnabar);
    opacity: 0.5;
}

.dictation-main::before {
    top: 12px;
    left: 12px;
    border-right: none;
    border-bottom: none;
}

.dictation-main::after {
    bottom: 12px;
    right: 12px;
    border-left: none;
    border-top: none;
}

.current-word {
    font-family: var(--serif);
    font-size: clamp(2.6rem, 15vw, 4.4rem);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: 0.14em;
    text-indent: 0.14em;
    text-align: center;
    color: var(--text-primary);
    word-break: break-all;
}

.command-feedback {
    padding: 7px 18px;
    border: 1px solid var(--celadon);
    border-radius: 1px;
    font-family: var(--serif);
    font-size: 0.84rem;
    letter-spacing: 0.14em;
    color: var(--celadon-deep);
    animation: fadeIn 0.4s var(--ease);
}

/* ==================== 语音提示 ==================== */
.voice-hints {
    padding: 20px 18px;
    background: var(--card-bg);
    border: 1px solid var(--hairline);
    text-align: center;
}

.voice-hints h3 {
    margin-bottom: 14px;
    font-family: var(--serif);
    font-size: 0.86rem;
    letter-spacing: 0.24em;
    text-indent: 0.24em;
    color: var(--text-tertiary);
}

.hints {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

.hint {
    padding: 6px 15px;
    border: 1px solid var(--hairline);
    border-radius: 1px;
    font-family: var(--kai);
    font-size: 0.84rem;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.listening-indicator {
    margin-top: 14px;
    font-family: var(--kai);
    font-size: 0.82rem;
    letter-spacing: 0.2em;
    color: var(--celadon-deep);
}

.wave {
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 8px;
    border-radius: 50%;
    background: var(--cinnabar);
    animation: pulse 1.3s var(--ease) infinite;
    vertical-align: middle;
    font-size: 0;
}

@keyframes pulse {
    0%, 100% { opacity: 0.25; transform: scale(0.8); }
    50%      { opacity: 1;    transform: scale(1.15); }
}

/* ==================== 播放控制 ==================== */
.dictation-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 26px;
}

.control-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    background: var(--card-bg);
    font-family: var(--serif);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0;
    color: var(--text-secondary);
    transition: transform 0.3s var(--ease), color 0.3s var(--ease),
                background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.control-btn:active {
    transform: scale(0.94);
}

.control-btn.play {
    width: 68px;
    height: 68px;
    font-size: 1.2rem;
    color: #FBF6EC;
    background: var(--cinnabar);
    border-color: var(--cinnabar);
}

/* ==================== 手动控制 ==================== */
.manual-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 22px;
}

.manual-controls button {
    padding: 14px 8px;
    border: 1px solid var(--hairline-strong);
    border-radius: 1px;
    background: transparent;
    font-family: var(--serif);
    font-size: 0.92rem;
    letter-spacing: 0.16em;
    color: var(--text-secondary);
    transition: color 0.35s var(--ease), background-color 0.35s var(--ease),
                border-color 0.35s var(--ease);
}

.manual-controls button.primary {
    color: #FBF6EC;
    background: var(--text-primary);
    border-color: var(--text-primary);
}

.manual-controls button:active {
    color: #FBF6EC;
    background: var(--cinnabar);
    border-color: var(--cinnabar);
}

/* ==================== 弹窗 ==================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 95;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(31, 29, 25, 0.42);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 380px;
    padding: 30px 24px 24px;
    background: var(--card-bg);
    border: 1px solid var(--hairline-strong);
    border-radius: 2px;
    box-shadow: 0 40px 90px -48px rgba(45, 38, 26, 0.6);
    animation: fadeIn 0.4s var(--ease);
}

.modal-content::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    width: 40px;
    height: 2px;
    background: var(--cinnabar);
    transform: translateX(-50%);
}

.modal-content h3 {
    margin-bottom: 22px;
    text-align: center;
    font-family: var(--serif);
    font-size: 1.06rem;
    letter-spacing: 0.22em;
    text-indent: 0.22em;
    color: var(--text-primary);
}

.setting-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--hairline);
}

.setting-item label {
    font-family: var(--serif);
    font-size: 0.86rem;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
}

.setting-item input[type="range"] {
    width: 100%;
    accent-color: var(--cinnabar);
}

.setting-item select,
#manual-word-input {
    padding: 9px 12px;
    border: 1px solid var(--hairline);
    border-radius: 1px;
    background: var(--bg-color);
    font-family: var(--sans);
    font-size: 0.9rem;
    color: var(--text-primary);
}

.setting-item select:focus,
#manual-word-input:focus {
    outline: none;
    border-color: var(--celadon);
}

#manual-word-input {
    width: 100%;
    margin-bottom: 18px;
    padding: 12px 14px;
    font-family: var(--serif);
    font-size: 1rem;
    letter-spacing: 0.08em;
    text-align: center;
}

#speed-value {
    font-family: var(--latin);
    font-size: 0.92rem;
    color: var(--cinnabar);
}

.modal-content > button {
    width: 100%;
    margin-top: 22px;
    padding: 13px;
    border: 1px solid var(--text-primary);
    border-radius: 1px;
    background: var(--text-primary);
    font-family: var(--serif);
    font-size: 0.94rem;
    letter-spacing: 0.24em;
    text-indent: 0.24em;
    color: var(--card-bg);
}

.modal-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.modal-buttons button {
    padding: 12px 8px;
    border: 1px solid var(--text-primary);
    border-radius: 1px;
    background: var(--text-primary);
    font-family: var(--serif);
    font-size: 0.9rem;
    letter-spacing: 0.16em;
    color: var(--card-bg);
}

.modal-buttons button:first-child {
    background: transparent;
    border-color: var(--hairline-strong);
    color: var(--text-secondary);
}

/* ==================== 落款印 ==================== */
.songyun-seal {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 6;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--cinnabar);
    color: #FBF6EC;
    font-family: var(--serif);
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
    border-radius: 1px;
    box-shadow: inset 0 0 0 1px rgba(251, 246, 236, 0.3);
    transform: rotate(-2deg);
    opacity: 0.9;
    text-decoration: none;
}

/* ==================== 降低动效 ==================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}