:root {
    --bg: #edf4fb;
    --text: #26364a;
    --muted: #718096;
    --primary: #6c8cff;
    --primary2: #8e72ff;
    --glass: rgba(255, 255, 255, .62);
    --border: rgba(255, 255, 255, .82);
    --shadow: 0 18px 55px rgba(79, 101, 140, .15);
    --danger: #d45669;
    --success: #16865a;
    --radius: 22px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
    color: var(--text);
    background:
        linear-gradient(
            135deg,
            #f8fbff 0%,
            #eaf2fb 48%,
            #f4efff 100%
        );
    font-family:
        Inter,
        "PingFang SC",
        "Microsoft YaHei",
        Arial,
        sans-serif;
}

body,
button,
input,
textarea,
select {
    font-size: 14px;
}

button,
input,
textarea,
select {
    font-family: inherit;
}

button {
    border: 0;
    cursor: pointer;
}

button:disabled {
    cursor: wait;
    opacity: .55;
}

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

img,
video {
    max-width: 100%;
}

.glass {
    border: 1px solid var(--border);
    background: var(--glass);
    box-shadow: var(--shadow);
    backdrop-filter: blur(22px) saturate(145%);
    -webkit-backdrop-filter: blur(22px) saturate(145%);
}

/* 背景 */

.bg-orb,
.admin-bg-orb {
    position: fixed;
    z-index: -3;
    border-radius: 50%;
    filter: blur(14px);
    pointer-events: none;
}

.bg-orb {
    animation: float 9s ease-in-out infinite;
}

.orb-one,
.admin-orb-one {
    top: -140px;
    left: -100px;
    width: 420px;
    height: 420px;
    background: rgba(119, 166, 255, .27);
}

.orb-two,
.admin-orb-two {
    right: -160px;
    bottom: -160px;
    width: 480px;
    height: 480px;
    background: rgba(181, 130, 255, .22);
}

.noise {
    position: fixed;
    z-index: -2;
    inset: 0;
    opacity: .035;
    pointer-events: none;
    background-image:
        url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* 前台导航 */

.topbar {
    position: fixed;
    z-index: 50;
    top: 18px;
    left: 50%;
    width: min(1080px, calc(100% - 28px));
    height: 64px;
    padding: 0 24px;
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transform: translateX(-50%);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
}

.brand-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary2));
    box-shadow: 0 0 18px var(--primary);
}

.topbar nav {
    display: flex;
    gap: 28px;
}

.topbar nav a {
    color: #53647b;
    font-size: 14px;
    transition: color .25s, transform .25s;
}

.topbar nav a:hover {
    color: var(--primary);
    transform: translateY(-2px);
}

/* 前台主体 */

main {
    width: min(1120px, calc(100% - 32px));
    margin: auto;
}

.hero {
    min-height: 100vh;
    padding: 130px 0 80px;
    display: grid;
    place-items: center;
}

.hero-card {
    width: 100%;
    min-height: 460px;
    padding: 58px;
    border-radius: 38px;
    display: flex;
    align-items: center;
    gap: 70px;
}

.avatar-wrap {
    position: relative;
    flex: 0 0 auto;
}

.avatar {
    width: 240px;
    height: 240px;
    border: 10px solid rgba(255, 255, 255, .65);
    border-radius: 42% 58% 55% 45% / 45% 43% 57% 55%;
    object-fit: cover;
    box-shadow: 0 24px 50px rgba(78, 103, 150, .24);
    animation: avatarMorph 8s ease-in-out infinite;
}

.online-dot {
    position: absolute;
    right: 15px;
    bottom: 20px;
    width: 24px;
    height: 24px;
    border: 5px solid white;
    border-radius: 50%;
    background: #49d98a;
}

.hello,
.section-title span {
    color: var(--primary);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 4px;
}

.hero-info h1 {
    margin: 6px 0 14px;
    color: transparent;
    background: linear-gradient(135deg, #26364a, #6f79ae);
    background-clip: text;
    -webkit-background-clip: text;
    font-size: clamp(46px, 7vw, 82px);
    line-height: 1;
}

.bio {
    max-width: 600px;
    color: var(--muted);
    line-height: 1.9;
}

.contact-list,
.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.contact-list {
    margin: 22px 0;
}

.contact-list span,
.skills span {
    padding: 9px 14px;
    border: 1px solid rgba(255, 255, 255, .9);
    border-radius: 99px;
    color: #596a82;
    background: rgba(255, 255, 255, .46);
    font-size: 13px;
}

.section {
    padding: 90px 0;
    scroll-margin-top: 80px;
}

.section-title {
    margin-bottom: 34px;
    display: flex;
    align-items: end;
    justify-content: space-between;
}

.section-title h2 {
    margin: 6px 0 0;
    font-size: 38px;
}

.section-title p,
.muted {
    color: var(--muted);
}

/* 站点 */

.site-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.site-card {
    min-height: 150px;
    padding: 24px;
    border-radius: var(--radius);
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: transform .35s, box-shadow .35s;
}

.site-card:hover {
    transform: translateY(-8px) scale(1.015);
    box-shadow: 0 25px 65px rgba(70, 92, 130, .2);
}

.site-icon {
    width: 52px;
    height: 52px;
    padding: 12px;
    flex: 0 0 auto;
    border-radius: 17px;
    background: linear-gradient(135deg, #eef5ff, #eeeaff);
}

.site-icon img,
.site-icon svg {
    width: 100%;
    height: 100%;
    fill: var(--primary);
    object-fit: contain;
}

.site-content {
    min-width: 0;
}

.site-card h3 {
    margin: 3px 0 8px;
}

.site-card p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
}

.site-arrow {
    margin-left: auto;
    color: var(--primary);
    font-size: 22px;
}

/* 广告 */

.ad-slider {
    position: relative;
    height: 360px;
    margin: 10px 0;
    overflow: hidden;
    border-radius: 32px;
    perspective: 1200px;
}

.ad-track {
    position: absolute;
    inset: 0;
    transform-style: preserve-3d;
}

.ad-slide {
    position: absolute;
    inset: 10px;
    overflow: hidden;
    border-radius: 24px;
    opacity: 0;
    pointer-events: none;
    transform: translateX(35%) translateZ(-220px) rotateY(-16deg) scale(.84);
    transition: opacity .75s, transform .75s;
}

.ad-slide.active {
    z-index: 3;
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0) translateZ(0) rotateY(0) scale(1);
}

.ad-slide.before {
    transform: translateX(-35%) translateZ(-220px) rotateY(16deg) scale(.84);
}

.ad-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ad-slide span {
    position: absolute;
    bottom: 22px;
    left: 24px;
    padding: 10px 16px;
    border-radius: 13px;
    color: white;
    background: rgba(20, 30, 50, .46);
    backdrop-filter: blur(12px);
}

.slider-btn {
    position: absolute;
    z-index: 5;
    top: 50%;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    color: #43556f;
    background: rgba(255, 255, 255, .72);
    font-size: 28px;
    transform: translateY(-50%);
}

.slider-btn.prev {
    left: 32px;
}

.slider-btn.next {
    right: 32px;
}

.slider-dots {
    position: absolute;
    z-index: 6;
    bottom: 30px;
    left: 50%;
    display: flex;
    gap: 8px;
    transform: translateX(-50%);
}

.slider-dots button {
    width: 8px;
    height: 8px;
    padding: 0;
    border-radius: 99px;
    background: rgba(255, 255, 255, .55);
    transition: .3s;
}

.slider-dots button.active {
    width: 28px;
    background: white;
}

/* 朋友圈 */

.post-grid {
    column-gap: 20px;
    columns: 2;
}

.post-card {
    margin-bottom: 20px;
    padding: 24px;
    border-radius: var(--radius);
    break-inside: avoid;
}

.post-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.post-user img {
    width: 45px;
    height: 45px;
    border-radius: 15px;
    object-fit: cover;
}

.post-user strong,
.post-user time {
    display: block;
}

.post-user time {
    margin-top: 4px;
    color: var(--muted);
    font-size: 12px;
}

.post-content {
    line-height: 1.8;
}

.post-media {
    width: 100%;
    margin-top: 8px;
    border-radius: 18px;
    display: block;
}

/* 抽奖 */

.lottery-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 22px;
    align-items: start;
}

.lottery-list {
    display: grid;
    gap: 18px;
}

.lottery-card,
.winner-box {
    position: relative;
    padding: 25px;
    border-radius: var(--radius);
}

.lottery-status {
    position: absolute;
    top: 18px;
    right: 18px;
    padding: 6px 10px;
    border-radius: 99px;
    color: #128655;
    background: rgba(75, 220, 148, .15);
    font-size: 12px;
}

.lottery-status.drawn {
    color: #7b65cc;
    background: rgba(139, 113, 255, .14);
}

.lottery-card p {
    color: var(--muted);
}

.prize {
    margin: 20px 0;
    padding: 15px;
    border-radius: 15px;
    background: rgba(255, 255, 255, .55);
}

.lottery-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    color: var(--muted);
    font-size: 13px;
}

.lottery-meta span {
    padding: 6px 9px;
    border-radius: 9px;
    background: rgba(255, 255, 255, .45);
}

.join-form {
    margin-top: 18px;
    display: flex;
    gap: 10px;
}

.join-form input {
    flex: 1;
}

.winner-box {
    position: sticky;
    top: 105px;
}

.winner-box h3 {
    margin-top: 0;
}

.winner-item {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .72);
    display: flex;
    align-items: center;
    gap: 12px;
}

.winner-item img {
    width: 42px;
    height: 42px;
    border-radius: 14px;
}

.winner-item strong,
.winner-item span {
    display: block;
}

.winner-item span {
    margin-top: 4px;
    color: var(--muted);
    font-size: 12px;
}

.empty {
    padding: 35px;
    border-radius: var(--radius);
    color: var(--muted);
    text-align: center;
}

footer {
    padding: 50px 20px 100px;
    color: var(--muted);
    font-size: 13px;
    text-align: center;
}

footer a:hover {
    color: var(--primary);
}

/* 公告 */

.modal {
    position: fixed;
    z-index: 100;
    inset: 0;
    padding: 20px;
    display: grid;
    visibility: hidden;
    opacity: 0;
    place-items: center;
    background: rgba(61, 72, 94, .2);
    backdrop-filter: blur(8px);
    transition: .35s;
}

.modal.show {
    visibility: visible;
    opacity: 1;
}

.modal-card {
    position: relative;
    width: min(500px, 100%);
    padding: 34px;
    border-radius: 30px;
    text-align: center;
    transform: translateY(24px) scale(.95);
    transition: .4s;
}

.modal.show .modal-card {
    transform: none;
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 16px;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .6);
    font-size: 23px;
}

.announcement-image {
    width: 100%;
    max-height: 230px;
    border-radius: 18px;
    object-fit: cover;
}

.announcement-content {
    margin: 18px 0 24px;
    color: var(--muted);
    line-height: 1.8;
}

/* 通用表单 */

.button,
.admin-button {
    min-height: 40px;
    padding: 9px 17px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: white;
    background:
        linear-gradient(
            135deg,
            var(--primary),
            var(--primary2)
        );
    box-shadow: 0 8px 22px rgba(108, 140, 255, .22);
    transition: transform .22s, opacity .22s;
}

.button:hover,
.admin-button:hover {
    transform: translateY(-2px);
}

.admin-button-secondary {
    color: #53647b;
    background: rgba(255, 255, 255, .74);
    box-shadow: none;
}

.admin-button-small {
    min-height: 34px;
    padding: 7px 12px;
    font-size: 12px;
}

.admin-button-full {
    width: 100%;
}

input,
textarea,
select {
    width: 100%;
    min-width: 0;
    padding: 12px 14px;
    border: 1px solid rgba(255, 255, 255, .92);
    border-radius: 13px;
    outline: none;
    color: var(--text);
    background: rgba(255, 255, 255, .65);
    transition: border-color .22s, box-shadow .22s;
}

input:focus,
textarea:focus,
select:focus {
    border-color: rgba(108, 140, 255, .68);
    box-shadow: 0 0 0 4px rgba(108, 140, 255, .1);
}

textarea {
    min-height: 112px;
    resize: vertical;
}

/* 前台播放器 */

.music-player {
    position: fixed;
    z-index: 9999;
    right: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    left: 10px;
    width: auto;
    height: 60px;
    min-height: 60px;
    padding: 6px 8px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
    overflow: hidden;
    transition: left .32s, right .32s, bottom .32s, width .32s, height .32s, padding .32s, border-radius .32s;
}

.music-cover-button {
    width: 48px;
    height: 48px;
    min-width: 48px;
    min-height: 48px;
    padding: 0;
    flex: 0 0 48px;
    overflow: hidden;
    border-radius: 50%;
    background: #e7edf8;
}

.music-cover {
    width: 48px;
    height: 48px;
    display: block;
    border: 2px solid rgba(255, 255, 255, .92);
    border-radius: 50%;
    object-fit: cover;
    background: #e7edf8;
}

.music-player.is-playing .music-cover {
    animation: musicCoverRotate 8s linear infinite;
}

.music-button {
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    padding: 7px;
    flex: 0 0 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #6477aa;
    background: rgba(255, 255, 255, .76);
    touch-action: manipulation;
}

.music-button:hover,
.music-button:active {
    color: white;
    background: linear-gradient(135deg, var(--primary), var(--primary2));
}

.music-button svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.music-info {
    min-width: 0;
    flex: 1;
    overflow: hidden;
}

.music-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text);
    font-size: 12px;
    font-weight: 700;
    line-height: 18px;
}

.music-progress-line {
    height: 16px;
    margin-top: 2px;
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--muted);
    font-size: 8px;
}

.music-progress-line span {
    width: 28px;
    min-width: 28px;
    flex: 0 0 28px;
    font-variant-numeric: tabular-nums;
}

.music-progress-line span:last-child {
    text-align: right;
}

.music-progress {
    --progress: 0%;
    width: 100%;
    height: 4px;
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 99px;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    background:
        linear-gradient(
            90deg,
            var(--primary) 0,
            var(--primary2) var(--progress),
            rgba(126, 144, 171, .22) var(--progress),
            rgba(126, 144, 171, .22) 100%
        );
}

.music-progress::-webkit-slider-thumb {
    width: 10px;
    height: 10px;
    border: 2px solid white;
    border-radius: 50%;
    appearance: none;
    -webkit-appearance: none;
    background: var(--primary);
}

.music-progress::-moz-range-thumb {
    width: 8px;
    height: 8px;
    border: 2px solid white;
    border-radius: 50%;
    background: var(--primary);
}

/* 播放器最小化 */

.music-player.collapsed {
    right: auto;
    bottom: max(12px, env(safe-area-inset-bottom));
    left: max(10px, env(safe-area-inset-left));
    width: 52px;
    height: 52px;
    min-height: 52px;
    padding: 2px;
    border-radius: 50%;
    display: block;
}

.music-player.collapsed .music-cover-button {
    width: 48px;
    height: 48px;
    min-width: 48px;
    min-height: 48px;
}

.music-player.collapsed .music-cover {
    width: 48px;
    height: 48px;
}

.music-player.collapsed .music-info,
.music-player.collapsed .music-button {
    display: none;
}

/* =====================================================
   管理后台完整样式
   ===================================================== */

.admin-body {
    position: relative;
    min-width: 0;
    min-height: 100vh;
    padding: 18px;
    overflow-x: hidden;
    background:
        linear-gradient(
            135deg,
            #f8fbff 0%,
            #eaf2fb 48%,
            #f4efff 100%
        );
}

.admin-bg-orb {
    z-index: 0;
}

.admin-login-page {
    position: relative;
    z-index: 2;
    min-height: calc(100vh - 36px);
    display: grid;
    place-items: center;
}

.admin-login-card {
    width: min(430px, calc(100% - 20px));
    padding: 34px;
    border-radius: 28px;
}

.admin-login-logo,
.admin-header-mark {
    display: flex;
    align-items: center;
    gap: 5px;
}

.admin-login-logo {
    margin-bottom: 24px;
}

.admin-login-logo span,
.admin-header-mark span {
    width: 9px;
    height: 26px;
    border-radius: 99px;
    background:
        linear-gradient(
            180deg,
            var(--primary),
            var(--primary2)
        );
}

.admin-login-logo span:nth-child(2),
.admin-header-mark span:nth-child(2) {
    height: 36px;
}

.admin-login-logo span:nth-child(3),
.admin-header-mark span:nth-child(3) {
    height: 18px;
}

.admin-login-card h1 {
    margin: 0 0 8px;
    font-size: 28px;
}

.admin-login-desc {
    margin: 0 0 25px;
    color: var(--muted);
}

.admin-form {
    width: 100%;
    display: grid;
    gap: 20px;
}

.form-field {
    min-width: 0;
    display: grid;
    gap: 9px;
    color: #60728b;
    font-size: 13px;
}

.form-field > span {
    line-height: 1.5;
}

.admin-header {
    position: relative;
    z-index: 3;
    width: min(1400px, 100%);
    min-height: 70px;
    margin: 0 auto;
    padding: 13px 20px;
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.admin-header-left {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-header-title {
    display: block;
    font-size: 17px;
}

.admin-header-left small {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 11px;
}

.admin-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
}

.admin-layout {
    position: relative;
    z-index: 2;
    width: min(1400px, 100%);
    margin: 20px auto 0;
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.admin-nav {
    position: sticky;
    top: 18px;
    padding: 12px;
    border-radius: 22px;
    display: grid;
    gap: 7px;
}

.admin-nav button {
    width: 100%;
    min-height: 45px;
    padding: 10px 13px;
    border-radius: 13px;
    display: flex;
    align-items: center;
    gap: 9px;
    color: #5b6d85;
    background: transparent;
    text-align: left;
    transition: color .2s, background .2s, transform .2s;
}

.admin-nav button:hover {
    color: var(--primary);
    background: rgba(108, 140, 255, .1);
}

.admin-nav button.active {
    color: white;
    background:
        linear-gradient(
            135deg,
            var(--primary),
            var(--primary2)
        );
    box-shadow: 0 8px 20px rgba(108, 140, 255, .22);
}

.nav-icon {
    width: 22px;
    color: currentColor;
    font-size: 17px;
    text-align: center;
}

.admin-main {
    min-width: 0;
}

.admin-page-error {
    margin-bottom: 18px;
}

.admin-panel {
    display: none;
    min-width: 0;
    padding: 30px;
    border-radius: 26px;
}

.admin-panel.active {
    display: block;
    animation: adminPanelIn .32s ease both;
}

.admin-panel-heading {
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, .75);
}

.panel-kicker {
    color: var(--primary);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 3px;
}

.admin-panel h2 {
    margin: 7px 0 8px;
    font-size: 25px;
}

.admin-panel-heading p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.admin-form-section {
    padding: 22px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .68);
}

.admin-form-section:first-of-type {
    padding-top: 0;
}

.admin-form-section:last-of-type {
    border-bottom: 0;
}

.admin-form-section h3 {
    margin: 0 0 17px;
    font-size: 16px;
}

.admin-grid {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.form-submit-row {
    padding-top: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-tip {
    margin: 4px 0 22px;
    padding: 13px 15px;
    border: 1px solid rgba(108, 140, 255, .14);
    border-radius: 13px;
    color: #5c73a1;
    background: rgba(108, 140, 255, .09);
    line-height: 1.7;
    font-size: 12px;
}

.current-image-box {
    width: 100%;
    margin: 4px 0 18px;
    padding: 13px;
    border: 1px solid rgba(255, 255, 255, .8);
    border-radius: 15px;
    background: rgba(255, 255, 255, .35);
}

.current-image-box > span {
    display: block;
    margin-bottom: 10px;
    color: var(--muted);
    font-size: 12px;
}

.current-image-box img {
    width: min(320px, 100%);
    max-height: 170px;
    border-radius: 12px;
    object-fit: cover;
}

.admin-list {
    width: 100%;
    margin-top: 30px;
    display: grid;
    gap: 12px;
}

.admin-empty {
    padding: 30px 15px;
    border: 1px dashed rgba(116, 133, 161, .3);
    border-radius: 15px;
    color: var(--muted);
    text-align: center;
}

.admin-item {
    min-width: 0;
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, .85);
    border-radius: 16px;
    background: rgba(255, 255, 255, .42);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.admin-item-info {
    min-width: 0;
    flex: 1;
}

.admin-item-info strong,
.admin-item-info span {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}

.admin-item-info strong {
    color: var(--text);
    font-size: 14px;
}

.admin-item-info strong em {
    margin-left: 6px;
    padding: 3px 7px;
    border-radius: 99px;
    color: var(--success);
    background: rgba(70, 210, 143, .13);
    font-size: 10px;
    font-style: normal;
    font-weight: 400;
}

.admin-item-info span {
    margin-top: 6px;
    color: var(--muted);
    font-size: 12px;
    white-space: nowrap;
}

.admin-item-actions {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 8px;
}

.admin-danger {
    min-height: 34px;
    padding: 7px 12px;
    border-radius: 10px;
    color: var(--danger);
    background: rgba(255, 105, 125, .13);
    transition: background .2s, transform .2s;
}

.admin-danger:hover {
    background: rgba(255, 105, 125, .22);
    transform: translateY(-1px);
}

.admin-error {
    margin-top: 15px;
    padding: 12px 14px;
    border-radius: 12px;
    color: #c64f63;
    background: rgba(255, 90, 110, .12);
    line-height: 1.7;
}

.admin-toast {
    position: fixed;
    z-index: 99999;
    top: 24px;
    left: 50%;
    max-width: calc(100% - 30px);
    padding: 12px 20px;
    border-radius: 13px;
    visibility: hidden;
    opacity: 0;
    color: white;
    background: #33435b;
    transform: translate(-50%, -15px);
    transition: .3s;
}

.admin-toast.show {
    visibility: visible;
    opacity: 1;
    transform: translate(-50%, 0);
}

.admin-toast.error {
    background: #d65d70;
}

.admin-security-form {
    width: min(600px, 100%);
}

/* 响应式 */

@media (max-width: 900px) {
    .admin-layout {
        grid-template-columns: 185px minmax(0, 1fr);
        gap: 14px;
    }

    .admin-panel {
        padding: 24px;
    }

    .admin-grid {
        gap: 14px;
    }
}

@media (max-width: 680px) {
    body {
        font-size: 14px;
    }

    main {
        width: min(1120px, calc(100% - 22px));
    }

    .topbar {
        width: calc(100% - 20px);
        padding: 0 15px;
    }

    .topbar nav {
        gap: 12px;
    }

    .topbar nav a:nth-child(3) {
        display: none;
    }

    .hero {
        padding-top: 110px;
    }

    .hero-card {
        min-height: auto;
        padding: 36px 20px;
        border-radius: 28px;
        flex-direction: column;
        gap: 28px;
        text-align: center;
    }

    .avatar {
        width: 175px;
        height: 175px;
    }

    .contact-list,
    .skills {
        justify-content: center;
    }

    .section {
        padding: 64px 0;
    }

    .section-title {
        display: block;
    }

    .section-title h2 {
        font-size: 30px;
    }

    .site-grid {
        grid-template-columns: 1fr;
    }

    .post-grid {
        columns: 1;
    }

    .lottery-layout {
        grid-template-columns: 1fr;
    }

    .winner-box {
        position: static;
    }

    /* ========== 移动端广告比例调整（20:12） ========== */
    .ad-slider {
        height: auto;
        aspect-ratio: 20 / 11; /* 20:12 即 5:3 */
    }
    /* ================================================= */

    .admin-body {
        padding: 10px;
    }

    .admin-header {
        min-height: 0;
        padding: 14px;
        border-radius: 17px;
        align-items: stretch;
        flex-direction: column;
        gap: 14px;
    }

    .admin-header-left {
        align-items: flex-start;
    }

    .admin-header-actions {
        width: 100%;
    }

    .admin-header-actions .admin-button {
        flex: 1;
    }

    .admin-layout {
        display: block;
        margin-top: 12px;
    }

    .admin-nav {
        position: static;
        width: 100%;
        margin-bottom: 12px;
        padding: 7px;
        border-radius: 17px;
        display: flex;
        gap: 6px;
        overflow-x: auto;
        overscroll-behavior-x: contain;
        scrollbar-width: none;
    }

    .admin-nav::-webkit-scrollbar {
        display: none;
    }

    .admin-nav button {
        width: auto;
        min-width: max-content;
        min-height: 40px;
        padding: 9px 12px;
        white-space: nowrap;
        font-size: 12px;
    }

    .nav-icon {
        display: none;
    }

    .admin-panel {
        padding: 20px 15px;
        border-radius: 19px;
    }

    .admin-panel-heading {
        margin-bottom: 22px;
        padding-bottom: 17px;
    }

    .admin-panel h2 {
        font-size: 21px;
    }

    .admin-panel-heading p {
        font-size: 12px;
    }

    .admin-form {
        gap: 18px;
    }

    .admin-form-section {
        padding: 19px 0;
    }

    .admin-grid {
        grid-template-columns: 1fr;
        gap: 17px;
    }

    .form-field {
        gap: 8px;
        font-size: 13px;
    }

    input,
    textarea,
    select {
        min-height: 45px;
        padding: 11px 13px;
        border-radius: 12px;
    }

    textarea {
        min-height: 125px;
    }

    .form-submit-row {
        padding-top: 2px;
    }

    .form-submit-row .admin-button {
        width: 100%;
    }

    .admin-list {
        margin-top: 25px;
        gap: 11px;
    }

    .admin-item {
        align-items: stretch;
        padding: 15px;
        flex-direction: column;
        gap: 13px;
    }

    .admin-item-info span {
        white-space: normal;
        word-break: break-all;
        line-height: 1.6;
    }

    .admin-item-actions {
        width: 100%;
    }

    .admin-item-actions .admin-button,
    .admin-item-actions .admin-danger {
        flex: 1;
    }

    .current-image-box img {
        width: 100%;
        max-height: 210px;
    }

    .music-player {
        right: 10px;
        bottom: max(8px, env(safe-area-inset-bottom));
        left: 10px;
        height: 60px;
        min-height: 60px;
        padding: 6px 7px;
        gap: 6px;
    }

    .music-cover-button,
    .music-cover {
        width: 46px;
        height: 46px;
        min-width: 46px;
        min-height: 46px;
        flex-basis: 46px;
    }

    .music-button {
        width: 29px;
        height: 29px;
        min-width: 29px;
        min-height: 29px;
        padding: 6px;
        flex-basis: 29px;
    }

    .music-title {
        font-size: 11px;
    }

    /* ========== 移动端进度条终极修复：强制彻底清除默认样式 ========== */
    .music-progress-line {
        height: 12px !important;
        margin: 0 !important;
        padding: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
    }

    .music-progress-line span {
        display: none !important;
    }

    .music-progress {
        height: 3px !important;
        min-height: 0 !important;
        max-height: 3px !important;
        margin: 0 !important;
        padding: 0 !important;
        border: 0 !important;
        appearance: none !important;
        -webkit-appearance: none !important;
        background: 
            linear-gradient(
                90deg,
                var(--primary) 0,
                var(--primary2) var(--progress),
                rgba(126, 144, 171, .22) var(--progress),
                rgba(126, 144, 171, .22) 100%
            ) !important;
    }

    .music-progress::-webkit-slider-runnable-track {
        height: 3px !important;
        background: transparent !important;
    }

    .music-progress::-webkit-slider-thumb {
        width: 8px !important;
        height: 8px !important;
        margin-top: -3px !important; /* 关键：让滑块精准居中 */
        border: 2px solid #fff !important;
        border-radius: 50% !important;
        appearance: none !important;
        -webkit-appearance: none !important;
        background: var(--primary) !important;
    }

    .music-progress::-moz-range-track {
        height: 3px !important;
        background: transparent !important;
    }

    .music-progress::-moz-range-thumb {
        width: 8px !important;
        height: 8px !important;
        border: 2px solid #fff !important;
        border-radius: 50% !important;
        background: var(--primary) !important;
    }
    /* ====================================================== */

    .music-player.collapsed {
        right: auto;
        bottom: max(10px, env(safe-area-inset-bottom));
        left: max(8px, env(safe-area-inset-left));
        width: 50px;
        height: 50px;
        min-height: 50px;
        padding: 2px;
    }

    .music-player.collapsed .music-cover-button,
    .music-player.collapsed .music-cover {
        width: 46px;
        height: 46px;
        min-width: 46px;
        min-height: 46px;
    }
}

@media (max-width: 380px) {
    .admin-body {
        padding: 7px;
    }

    .admin-panel {
        padding: 17px 12px;
    }

    .admin-header {
        padding: 12px;
    }

    .admin-header-title {
        font-size: 15px;
    }

    .admin-header-actions {
        gap: 6px;
    }

    .admin-button {
        padding: 9px 11px;
        font-size: 12px;
    }

    .music-player {
        right: 7px;
        left: 7px;
        gap: 4px;
    }

    .music-cover-button,
    .music-cover {
        width: 42px;
        height: 42px;
        min-width: 42px;
        min-height: 42px;
        flex-basis: 42px;
    }

    .music-button {
        width: 27px;
        height: 27px;
        min-width: 27px;
        min-height: 27px;
        padding: 5px;
        flex-basis: 27px;
    }

    .music-player.collapsed {
        left: 6px;
        width: 46px;
        height: 46px;
        min-height: 46px;
    }

    .music-player.collapsed .music-cover-button,
    .music-player.collapsed .music-cover {
        width: 42px;
        height: 42px;
        min-width: 42px;
        min-height: 42px;
    }
}

@keyframes float {
    50% {
        transform:
            translateY(28px)
            translateX(12px)
            scale(1.05);
    }
}

@keyframes avatarMorph {
    0%,
    100% {
        border-radius:
            42% 58% 55% 45% /
            45% 43% 57% 55%;
    }

    50% {
        border-radius:
            58% 42% 43% 57% /
            55% 58% 42% 45%;
    }
}

@keyframes musicCoverRotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes adminPanelIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}
/* ===== 朋友圈卡片可点击样式 ===== */
.post-card.clickable {
    cursor: pointer;
    transition: transform .25s ease, box-shadow .25s ease;
}

.post-card.clickable:hover {
    transform: translateY(-3px);
    box-shadow: 0 22px 60px rgba(79, 101, 140, .22);
}

.post-card.clickable time a {
    color: inherit;
    text-decoration: none;
}

.post-card.clickable time a:hover {
    color: var(--primary);
}