body.cs-sd-lock-scroll {
    overflow: hidden;
}

@font-face {
    font-family: 'CsSdSweetDiaryUser';
    src: url('assets/QianTuXiaoTuTi-2.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'CsSdSweetDiaryChar';
    src: url('assets/QingSongShouXieTi1-2.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'CsSdCoverMing';
    src: url('assets/汇文明朝体.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'CsSdCoverKai';
    src: url('assets/FangZhengKaiTiJianTi-1.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* 须高于 .couple-space-overlay（z-index:100135），否则从私密空间打开时界面叠在主层之下 */
/* 由 couple-space-sweet-diary.js 挂载在 #app 下；用 absolute+inset0 贴齐 love 咪小手机外框，勿用 fixed 铺整个浏览器 */
.cs-sd-overlay {
    position: absolute;
    inset: 0;
    z-index: 100230;
    display: none;
    box-sizing: border-box;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 0;
    background: transparent;
}

.cs-sd-overlay.is-open {
    display: flex;
}

.cs-sd-shell {
    flex: 1 1 auto;
    min-height: 0;
    width: 100%;
    height: 100%;
    border-radius: inherit;
    overflow: hidden;
    /* 不透明兜底：翻页动画期间即使两个视图都半透明/掉帧，也不会透出底层私密空间主界面 */
    background: #f7edeb;
    box-shadow: none;
    position: relative;
    isolation: isolate;
}

/* ── 视图切换：目标视图先同步铺底，封面在上层翻出/翻入，全程无透明空档 ── */
.cs-sd-cover-view,
.cs-sd-inside-view {
    position: absolute;
    inset: 0;
}

.cs-sd-cover-view {
    z-index: 2;
    opacity: 1;
    transform: perspective(1200px) rotateY(0deg);
    transform-origin: left center;
    pointer-events: auto;
    transition: none;
}

.cs-sd-inside-view {
    z-index: 1;
    opacity: 0;
    transform: perspective(1200px) rotateY(90deg);
    transform-origin: left center;
    pointer-events: none;
    background: linear-gradient(180deg, #fffaf5, #fffdf9 42%, #fff8f3 100%);
    transition: none;
}

.cs-sd-overlay.is-inside .cs-sd-cover-view {
    opacity: 0;
    transform: perspective(1200px) rotateY(-90deg);
    pointer-events: none;
}

.cs-sd-overlay.is-inside .cs-sd-inside-view {
    opacity: 1;
    transform: perspective(1200px) rotateY(0deg);
    pointer-events: auto;
}

/* 翻页动画 keyframes — 模拟真实书页翻开：先慢后快翻出，先快后慢落入 */
@keyframes cs-sd-flip-cover-out {
    0%   { transform: perspective(1400px) rotateY(0deg)   translateZ(0px);   opacity: 1; }
    30%  { transform: perspective(1400px) rotateY(-28deg) translateZ(8px);   opacity: 0.95; }
    70%  { transform: perspective(1400px) rotateY(-72deg) translateZ(4px);   opacity: 0.5; }
    100% { transform: perspective(1400px) rotateY(-90deg) translateZ(0px);   opacity: 0; }
}
@keyframes cs-sd-flip-cover-in {
    0%   { transform: perspective(1400px) rotateY(-90deg) translateZ(0px);   opacity: 0; }
    30%  { transform: perspective(1400px) rotateY(-62deg) translateZ(4px);   opacity: 0.5; }
    70%  { transform: perspective(1400px) rotateY(-22deg) translateZ(8px);   opacity: 0.95; }
    100% { transform: perspective(1400px) rotateY(0deg)   translateZ(0px);   opacity: 1; }
}

/* 翻向内页：is-inside 已同步生效（内页铺底显示），封面在上层翻出露出内页 */
.cs-sd-overlay.is-flipping-out .cs-sd-cover-view {
    animation: cs-sd-flip-cover-out 0.42s cubic-bezier(0.55,0,0.85,0.5) forwards;
    transform-origin: left center;
    pointer-events: none;
}

/* 翻回封面：封面在上层翻入；动画期间内页保持铺底，盖严后才隐藏，杜绝透出底层 */
.cs-sd-overlay.is-flipping-back-in .cs-sd-cover-view {
    animation: cs-sd-flip-cover-in 0.46s cubic-bezier(0.15,0.5,0.45,1) forwards;
    transform-origin: left center;
    pointer-events: auto;
}
.cs-sd-overlay.is-flipping-back-in .cs-sd-inside-view {
    opacity: 1;
    transform: perspective(1200px) rotateY(0deg);
    pointer-events: none;
}

/* 弱动画偏好/低端设备：直接瞬时切换，状态已同步就位，不会闪屏 */
@media (prefers-reduced-motion: reduce) {
    .cs-sd-overlay.is-flipping-out .cs-sd-cover-view,
    .cs-sd-overlay.is-flipping-back-in .cs-sd-cover-view {
        animation: none;
    }
}

/* ── 封面顶栏（悬浮在封面上） ── */
.cs-sd-topbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 16px 10px;
    background: transparent;
}

.cs-sd-page-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 18px 10px;
}

.cs-sd-back,
.cs-sd-nav-btn {
    border: 0;
    background: rgba(0,0,0,0.38);
    color: #e8c87a;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    font-size: 24px;
    line-height: 1;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.cs-sd-page-topbar .cs-sd-back {
    background: rgba(255,255,255,0.85);
    color: #8e58d2;
    box-shadow: 0 10px 24px rgba(157,78,221,0.16);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.cs-sd-nav-btn:disabled {
    opacity: .38;
    box-shadow: none;
}

.cs-sd-page-nav {
    display: flex;
    gap: 10px;
}

.cs-sd-topbar-spacer {
    width: 38px;
    height: 38px;
}

/* ── 封面舞台：灰粉软面笔记本预设封面 ── */
.cs-sd-cover-stage {
    position: absolute;
    inset: 0;
    padding: 0;
    perspective: 1200px;
    box-sizing: border-box;
    background: #f7edeb;
}

.cs-sd-cover-book {
    --cs-sd-cover-top: #f6e8e7;
    --cs-sd-cover-paper: #f7edeb;
    --cs-sd-cover-edge: #decece;
    --cs-sd-cover-text: #8b8f96;
    --cs-sd-cover-text-deep: #6f747c;
    --cs-sd-cover-spine: #d8c9cc;
    position: absolute;
    inset: 0;
    border-radius: 0;
    background:
        radial-gradient(circle at 84% 18%, rgba(222,206,206,0.34) 0%, rgba(222,206,206,0.34) 42px, transparent 43px),
        repeating-linear-gradient(
            12deg,
            rgba(255,255,255,0.08) 0,
            rgba(255,255,255,0.08) 1px,
            transparent 1px,
            transparent 5px
        ),
        repeating-linear-gradient(
            -18deg,
            rgba(128,128,128,0.035) 0,
            rgba(128,128,128,0.035) 1px,
            transparent 1px,
            transparent 7px
        ),
        linear-gradient(
            180deg,
            var(--cs-sd-cover-top) 0%,
            var(--cs-sd-cover-top) 45.2%,
            var(--cs-sd-cover-paper) 45.2%,
            var(--cs-sd-cover-paper) 91.2%,
            var(--cs-sd-cover-top) 91.2%,
            var(--cs-sd-cover-top) 100%
        );
    box-shadow:
        0 22px 46px rgba(119, 98, 103, 0.28),
        0 0 0 1px rgba(255,255,255,0.78) inset,
        inset 0 -18px 40px rgba(196, 177, 181, 0.12);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.cs-sd-cover-book[data-cover-tone="pearl"] {
    --cs-sd-cover-top: #f7edeb;
    --cs-sd-cover-paper: #fbf4f2;
    --cs-sd-cover-edge: #f6e8e7;
    --cs-sd-cover-text: #949196;
    --cs-sd-cover-text-deep: #777379;
    --cs-sd-cover-spine: #decece;
}

.cs-sd-cover-book[data-cover-tone="dust"] {
    --cs-sd-cover-top: #decece;
    --cs-sd-cover-paper: #f6e8e7;
    --cs-sd-cover-edge: #cdbbbc;
    --cs-sd-cover-text: #7e7880;
    --cs-sd-cover-text-deep: #665f68;
    --cs-sd-cover-spine: #cab9bd;
}

.cs-sd-cover-book[data-cover-tone="cyan"] {
    --cs-sd-cover-top: #e5f0ee;
    --cs-sd-cover-paper: #f1f7f5;
    --cs-sd-cover-edge: #c9dbd8;
    --cs-sd-cover-text: #7c8f8e;
    --cs-sd-cover-text-deep: #5f7372;
    --cs-sd-cover-spine: #c4d7d6;
}

.cs-sd-cover-book[data-cover-tone="violet"] {
    --cs-sd-cover-top: #ece8f4;
    --cs-sd-cover-paper: #f7f2f9;
    --cs-sd-cover-edge: #d6ccdf;
    --cs-sd-cover-text: #8b8498;
    --cs-sd-cover-text-deep: #6e667e;
    --cs-sd-cover-spine: #d0c6dc;
}

.cs-sd-cover-book[data-cover-tone="blue"] {
    --cs-sd-cover-top: #e6edf4;
    --cs-sd-cover-paper: #f1f5f9;
    --cs-sd-cover-edge: #cbd7e2;
    --cs-sd-cover-text: #7d8997;
    --cs-sd-cover-text-deep: #627082;
    --cs-sd-cover-spine: #c5d2df;
}

.cs-sd-cover-book.has-custom-cover {
    background: none !important;
    background-color: #f7edeb !important;
}

.cs-sd-cover-custom-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0;
    pointer-events: none;
    z-index: 0;
}

.cs-sd-cover-book-glow {
    position: absolute;
    inset: 0;
    z-index: 5;
    background:
        linear-gradient(90deg, rgba(255,255,255,0.22), transparent 18%, transparent 82%, rgba(120,94,101,0.08)),
        radial-gradient(circle at 60% 10%, rgba(255,255,255,0.28), transparent 38%);
    pointer-events: none;
}

.cs-sd-cover-book.has-custom-cover .cs-sd-cover-book-glow {
    background: linear-gradient(180deg, rgba(255,237,239,0.22), rgba(70,52,58,0.2));
}

.cs-sd-cover-top-panel {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 45%;
    z-index: 1;
    background:
        repeating-linear-gradient(8deg, rgba(255,255,255,0.1) 0, rgba(255,255,255,0.1) 1px, transparent 1px, transparent 4px),
        repeating-linear-gradient(-12deg, rgba(92,93,100,0.04) 0, rgba(92,93,100,0.04) 1px, transparent 1px, transparent 6px);
    box-shadow: inset 0 -1px 0 rgba(191,174,178,0.34);
    pointer-events: none;
}

.cs-sd-cover-spine {
    position: absolute;
    top: -2%;
    bottom: -2%;
    right: 16.4%;
    width: clamp(25px, 8vw, 40px);
    z-index: 4;
    background:
        linear-gradient(90deg, rgba(255,255,255,0.38), rgba(255,255,255,0) 22%, rgba(126,109,116,0.24) 76%, rgba(255,255,255,0.22)),
        repeating-linear-gradient(12deg, rgba(255,255,255,0.12) 0, rgba(255,255,255,0.12) 1px, transparent 1px, transparent 5px),
        linear-gradient(180deg, var(--cs-sd-cover-spine), #cdbcc1);
    box-shadow:
        -7px 0 14px rgba(122,104,111,0.18),
        7px 0 14px rgba(122,104,111,0.18),
        inset 1px 0 0 rgba(255,255,255,0.42);
    pointer-events: none;
}

.cs-sd-cover-stitch {
    position: absolute;
    top: 12px;
    bottom: 12px;
    width: 1px;
    z-index: 1;
    background: repeating-linear-gradient(to bottom, rgba(255,255,255,0.68) 0, rgba(255,255,255,0.68) 6px, transparent 6px, transparent 11px);
    opacity: 0.72;
    pointer-events: none;
}

.cs-sd-cover-stitch-left { left: 8px; }
.cs-sd-cover-stitch-right { right: 8px; }

.cs-sd-cover-mid {
    position: absolute;
    left: clamp(52px, 12.5vw, 72px);
    right: calc(16.4% + clamp(28px, 7vw, 48px));
    top: 52.5%;
    height: auto;
    z-index: 6;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 3px;
    padding: 0;
    box-sizing: border-box;
    background: transparent;
    box-shadow: none;
    pointer-events: auto;
}

.cs-sd-cover-title {
    position: relative;
    z-index: 6;
    border: 0;
    background: transparent;
    color: var(--cs-sd-cover-text);
    font-family: 'CsSdCoverMing', 'Songti SC', 'Noto Serif SC', serif;
    font-size: clamp(30px, 9vw, 50px);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: 0.06em;
    text-align: left;
    white-space: nowrap;
    text-shadow: 0 1px 0 rgba(255,255,255,0.72);
    max-width: 100%;
    padding: 0;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.cs-sd-cover-subtitle {
    position: relative;
    z-index: 6;
    color: var(--cs-sd-cover-text-deep);
    font-family: 'CsSdCoverKai', 'KaiTi', 'STKaiti', serif;
    font-size: clamp(11px, 3vw, 14px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.08em;
    text-align: left;
    white-space: nowrap;
    pointer-events: none;
}

.cs-sd-cover-caption {
    position: relative;
    z-index: 6;
    margin-top: 1px;
    color: rgba(111,116,124,0.58);
    font-family: 'CsSdCoverKai', 'KaiTi', 'STKaiti', serif;
    font-size: clamp(9px, 2.6vw, 12px);
    line-height: 1.2;
    letter-spacing: 0.04em;
    pointer-events: none;
}

.cs-sd-cover-upload {
    position: absolute;
    left: clamp(56px, 12.2vw, 76px);
    top: 78.2%;
    bottom: auto;
    width: clamp(54px, 13.8vw, 66px);
    height: clamp(54px, 13.8vw, 66px);
    padding: 0;
    margin: 0;
    border: 0;
    background: transparent;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 18px rgba(123,110,116,0.16);
    z-index: 8;
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

.cs-sd-cover-upload:focus { outline: none; }
.cs-sd-cover-upload:focus-visible {
    outline: 2px solid rgba(139,143,150,0.42);
    outline-offset: 4px;
}
.cs-sd-cover-upload:active {
    transform: scale(0.96);
}

.cs-sd-cover-open-hit {
    position: absolute;
    inset: 0;
    border: 0;
    background: transparent;
    z-index: 2;
}
.cs-sd-cover-open-hit:focus { outline: none; }

.cs-sd-cover-upload-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.cs-sd-cover-tool-orb {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: block;
    background:
        radial-gradient(circle at 36% 28%, rgba(255,255,255,0.86), rgba(255,255,255,0.2) 38%, transparent 39%),
        radial-gradient(circle at 58% 62%, rgba(153,159,168,0.44), rgba(100,115,128,0.12) 48%, transparent 62%),
        linear-gradient(145deg, #f7edeb, #cfd2d5);
    border: 1px solid rgba(132,135,142,0.28);
    box-shadow:
        inset 0 1px 1px rgba(255,255,255,0.74),
        inset 0 -10px 18px rgba(118,126,135,0.16);
}

.cs-sd-cover-tool-logo {
    position: absolute;
    inset: 18%;
    background: #72656d;
    opacity: 0.86;
    -webkit-mask: url('love-mi-logo.png') center / contain no-repeat;
    mask: url('love-mi-logo.png') center / contain no-repeat;
}

.cs-sd-cover-tool-dot {
    position: absolute;
    right: 15%;
    bottom: 14%;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #decece;
    box-shadow: 0 0 0 2px rgba(255,255,255,0.78);
}

.cs-sd-cover-action-menu {
    display: none;
    position: absolute;
    left: clamp(54px, 12vw, 76px);
    top: calc(78.2% - 152px);
    bottom: auto;
    z-index: 30;
    flex-direction: column;
    gap: 8px;
    min-width: 132px;
}
.cs-sd-cover-action-menu.is-open { display: flex; }

.cs-sd-cover-action-item,
.cs-sd-cover-action-cancel {
    border: 0;
    border-radius: 999px;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 700;
    text-align: center;
    backdrop-filter: blur(16px) saturate(1.15);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 22px rgba(95,80,86,0.16), 0 1px 0 rgba(255,255,255,0.8) inset;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}
.cs-sd-cover-action-item {
    background: rgba(247,237,235,0.92);
    color: #756873;
    border: 1px solid rgba(222,206,206,0.72);
}
.cs-sd-cover-action-item.is-add {
    background: rgba(246,232,231,0.96);
    color: #76616b;
}
.cs-sd-cover-action-item.is-tone {
    background: rgba(222,206,206,0.9);
    color: #665f68;
}
.cs-sd-cover-action-cancel {
    background: rgba(255,255,255,0.76);
    color: rgba(102,95,104,0.7);
    margin-top: 4px;
}
.cs-sd-cover-action-item:active,
.cs-sd-cover-action-cancel:active { opacity: 0.75; }

@media (max-width: 360px), (max-height: 700px) {
    .cs-sd-cover-mid {
        left: 46px;
        right: calc(16.4% + 26px);
        top: 52.8%;
    }

    .cs-sd-cover-title {
        font-size: clamp(28px, 8vw, 38px);
    }

    .cs-sd-cover-upload {
        left: 48px;
        top: 77.8%;
    }
}

/* ── 内页 ── */
.cs-sd-page-no {
    font-size: 14px;
    color: #9b77c6;
    letter-spacing: 1px;
}

.cs-sd-page-wrap {
    padding: 0;
    height: calc(100% - 66px);
    position: relative;
}

/* ===== 正反面翻转容器 ===== */
.cs-sd-flip-container {
    perspective: 1400px;
    transform-style: preserve-3d;
    position: relative;
}

.cs-sd-flip-front,
.cs-sd-flip-back {
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 8px 20px 22px;
    box-sizing: border-box;
    will-change: transform;
}

.cs-sd-flip-front {
    position: relative;
    transform-origin: left center;
    transition: transform 0.72s cubic-bezier(0.42, 0, 0.28, 1.0);
}

.cs-sd-flip-back {
    transform: rotateY(180deg);
    transform-origin: left center;
    position: absolute;
    inset: 0;
    transition: transform 0.72s cubic-bezier(0.42, 0, 0.28, 1.0);
}

/* 翻到背面 */
.cs-sd-flip-container.is-flipped .cs-sd-flip-front {
    transform: rotateY(-180deg);
}
.cs-sd-flip-container.is-flipped .cs-sd-flip-back {
    transform: rotateY(0deg);
}

/* 右下角卷曲动画 */
@keyframes cs-sd-page-curl {
    0%   { opacity: 0; width: 0;    height: 0; }
    25%  { opacity: 1; width: 44px; height: 44px; }
    65%  { opacity: 1; width: 68px; height: 68px; }
    100% { opacity: 0; width: 0;    height: 0; }
}

.cs-sd-flip-container.is-turning .cs-sd-flip-front::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: 0;
    pointer-events: none;
    background: conic-gradient(from 225deg at 100% 100%,
        rgba(80,40,140,0.20) 0deg,
        rgba(80,40,140,0.07) 50deg,
        transparent 90deg);
    border-radius: 0 0 24px 0;
    animation: cs-sd-page-curl 0.72s cubic-bezier(0.42, 0, 0.28, 1.0) forwards;
}

.cs-sd-flip-back-footer {
    display: flex;
    justify-content: center;
    padding: 14px 0 8px;
    flex-shrink: 0;
}

.cs-sd-flip-front-footer {
    display: flex;
    justify-content: center;
    padding: 14px 0 8px;
    flex-shrink: 0;
}

.cs-sd-flip-to-back-btn,
.cs-sd-flip-to-front-btn {
    font-size: 14px;
    padding: 8px 28px;
}

.cs-sd-flip-back .cs-sd-waiting-reply {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a68bbc;
    font-size: 15px;
    text-align: center;
}

.cs-sd-page-date {
    font-size: 15px;
    color: #6f588f;
    letter-spacing: .6px;
}

.cs-sd-page-host,
.cs-sd-page-host-back {
    flex: 1;
    min-height: 0;
}

.cs-sd-lined-paper {
    height: 100%;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(255,252,248,0.98));
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.9), 0 16px 34px rgba(183,151,215,0.18);
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.cs-sd-lined-paper::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
}

.cs-sd-lined-paper-track {
    position: relative;
    min-height: 100%;
    box-sizing: border-box;
}

.cs-sd-lined-paper-lines {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    border-radius: inherit;
    background-image:
        repeating-linear-gradient(
            to bottom,
            transparent 0, transparent 32px,
            #E9E7F5 32px, #E9E7F5 33px,
            transparent 33px, transparent 65px,
            #FFF3F3 65px, #FFF3F3 66px,
            transparent 66px, transparent 98px
        ),
        repeating-linear-gradient(
            to right,
            transparent 0, transparent 32px,
            #FFF3F3 32px, #FFF3F3 33px,
            transparent 33px, transparent 65px,
            #E9E7F5 65px, #E9E7F5 66px,
            transparent 66px, transparent 98px
        );
    background-size:
        100% 98px,
        98px 100%;
    background-position: 0 0;
}

.cs-sd-lined-paper-lines::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    border-radius: inherit;
    background-image:
        repeating-linear-gradient(
            to bottom,
            transparent 0, transparent 48.5px,
            #E9E7F5 48.5px, #E9E7F5 49.5px,
            transparent 49.5px, transparent 98px
        ),
        repeating-linear-gradient(
            to right,
            transparent 0, transparent 48.5px,
            #FFF3F3 48.5px, #FFF3F3 49.5px,
            transparent 49.5px, transparent 98px
        );
    background-size:
        4px 98px,
        98px 4px;
}

.cs-sd-lined-paper-content {
    position: relative;
    z-index: 1;
    padding: 12px 18px 26px;
}

.cs-sd-lined-paper-content.is-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 220px;
    text-align: center;
    color: #a68bbc;
    font-size: 15px;
    line-height: 2.2;
}

.cs-sd-page-tip { max-width: 250px; }

.cs-sd-entry-divider {
    width: 100%;
    max-width: min(100%, 300px);
    height: 48px;
    margin: 8px auto 20px;
    flex-shrink: 0;
    background: linear-gradient(100deg, #fbcfe8 0%, #f5d0fe 35%, #d8b4fe 65%, #c084fc 100%);
    -webkit-mask-image: url('love-mi-logo.png');
    mask-image: url('love-mi-logo.png');
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
}

.cs-sd-entry-card {
    position: relative;
    z-index: 1;
    margin-bottom: 26px;
    padding: 6px 0 0;
    -webkit-tap-highlight-color: transparent;
}

.cs-sd-entry-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.cs-sd-entry-author {
    font-size: 16px;
    font-weight: 700;
    color: #7f4fc0;
}

.cs-sd-comment-btn {
    border: 0;
    background: rgba(157,78,221,0.1);
    color: #8a58ce;
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 12px;
}

.cs-sd-entry-body {
    font-size: 15px;
    line-height: 2.2;
    color: #58446f;
    white-space: normal;
    word-break: break-word;
}

.cs-sd-entry-card.is-user .cs-sd-entry-body {
    font-family: 'CsSdSweetDiaryChar', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: #5B7493;
}
.cs-sd-entry-card.is-char .cs-sd-entry-body {
    font-family: 'CsSdSweetDiaryChar', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: #191A1B;
    -webkit-touch-callout: none;
}
.cs-sd-entry-card.is-user .cs-sd-comment-text {
    font-family: 'CsSdSweetDiaryChar', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
.cs-sd-entry-card.is-char .cs-sd-comment-text {
    font-family: 'CsSdSweetDiaryChar', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.cs-sd-entry-comments {
    margin-top: 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cs-sd-entry-comments-empty,
.cs-sd-comment {
    font-size: 12px;
    line-height: 1.6;
    color: #8f7ba6;
    background: rgba(255,255,255,0.7);
    border-radius: 14px;
    padding: 8px 10px;
}

.cs-sd-comment-author {
    font-weight: 700;
    color: #8152c1;
    margin-right: 6px;
}

.cs-sd-char-action-menu {
    display: none;
    position: fixed;
    z-index: 100260;
    min-width: 132px;
    padding: 8px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(157, 78, 221, 0.14);
    box-shadow: 0 16px 38px rgba(73, 45, 102, 0.24);
    backdrop-filter: blur(18px) saturate(1.12);
    -webkit-backdrop-filter: blur(18px) saturate(1.12);
}

.cs-sd-char-action-menu.is-open {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.cs-sd-char-action-item {
    border: 0;
    border-radius: 14px;
    padding: 11px 16px;
    background: rgba(157, 78, 221, 0.08);
    color: #7450a7;
    font-size: 14px;
    font-weight: 700;
    text-align: left;
    -webkit-tap-highlight-color: transparent;
}

.cs-sd-char-action-item.is-danger {
    background: rgba(255, 120, 156, 0.12);
    color: #b64972;
}

.cs-sd-char-action-item:active {
    transform: scale(0.98);
    opacity: 0.78;
}

/* ── 模态框 ── */
.cs-sd-modal {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(94,54,129,0.26);
    z-index: 30;
}

.cs-sd-modal.is-open { display: flex; }

.cs-sd-modal-panel {
    width: min(100%, 340px);
    border-radius: 24px;
    background: #fff;
    padding: 22px 18px 18px;
    box-shadow: 0 18px 44px rgba(93,57,132,0.24);
}

.cs-sd-modal-title {
    font-size: 17px;
    font-weight: 700;
    color: #7351a5;
    margin-bottom: 14px;
}

.cs-sd-modal-input,
.cs-sd-modal-textarea {
    width: 100%;
    border: 1px solid rgba(157,78,221,0.18);
    border-radius: 16px;
    padding: 12px 14px;
    font-size: 14px;
    color: #4e3c67;
    background: rgba(249,245,255,0.8);
    resize: none;
}

.cs-sd-modal-textarea { min-height: 220px; line-height: 1.7; }
.cs-sd-modal-textarea.is-comment { min-height: 120px; }

.cs-sd-modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 16px;
}

.cs-sd-modal-btn {
    border: 0;
    border-radius: 999px;
    padding: 9px 16px;
    font-size: 13px;
}

.cs-sd-modal-btn.is-ghost {
    background: rgba(157,78,221,0.08);
    color: #8155bf;
}

.cs-sd-modal-btn.is-primary {
    background: linear-gradient(135deg, #bb81ff, #9b5ef0);
    color: #fff;
}

/* ── 翻页动画（上一页/下一页） ── */
@keyframes cs-sd-turn-out-next {
    0%   { transform: perspective(1200px) rotateY(0deg)   translateX(0);    opacity: 1; }
    40%  { transform: perspective(1200px) rotateY(-25deg) translateX(-8px); opacity: 0.7; }
    100% { transform: perspective(1200px) rotateY(-90deg) translateX(-20px);opacity: 0; }
}
@keyframes cs-sd-turn-in-next {
    0%   { transform: perspective(1200px) rotateY(90deg)  translateX(20px); opacity: 0; }
    60%  { transform: perspective(1200px) rotateY(20deg)  translateX(6px);  opacity: 0.8; }
    100% { transform: perspective(1200px) rotateY(0deg)   translateX(0);    opacity: 1; }
}
@keyframes cs-sd-turn-out-prev {
    0%   { transform: perspective(1200px) rotateY(0deg)   translateX(0);    opacity: 1; }
    40%  { transform: perspective(1200px) rotateY(25deg)  translateX(8px);  opacity: 0.7; }
    100% { transform: perspective(1200px) rotateY(90deg)  translateX(20px); opacity: 0; }
}
@keyframes cs-sd-turn-in-prev {
    0%   { transform: perspective(1200px) rotateY(-90deg) translateX(-20px);opacity: 0; }
    60%  { transform: perspective(1200px) rotateY(-20deg) translateX(-6px); opacity: 0.8; }
    100% { transform: perspective(1200px) rotateY(0deg)   translateX(0);    opacity: 1; }
}

.cs-sd-page-wrap.is-turning-next {
    animation: cs-sd-turn-out-next 0.18s cubic-bezier(0.55,0,1,0.45) forwards;
    pointer-events: none;
}
.cs-sd-page-wrap.is-turning-in-next {
    animation: cs-sd-turn-in-next 0.28s cubic-bezier(0,0.55,0.45,1) forwards;
    pointer-events: none;
}
.cs-sd-page-wrap.is-turning-prev {
    animation: cs-sd-turn-out-prev 0.18s cubic-bezier(0.55,0,1,0.45) forwards;
    pointer-events: none;
}
.cs-sd-page-wrap.is-turning-in-prev {
    animation: cs-sd-turn-in-prev 0.28s cubic-bezier(0,0.55,0.45,1) forwards;
    pointer-events: none;
}