:root {
    --paper: #F5F1E8;
    --paper-2: #EDE6D6;
    --card: #FBF8F1;
    --ink: #16130E;
    --ink-soft: #4A443A;
    --red: #E4572E;
    --blue: #2B4EF0;
    --yellow: #F2B705;
    --green: #1FA05A;
    --purple: #7C3AED;
    --line: 3px;
    --shadow: 8px 8px 0 var(--ink);
    --shadow-sm: 4px 4px 0 var(--ink);
    --mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;
    --sans: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--paper);
    background-image:
      radial-gradient(circle at 12% 8%, rgba(43, 78, 240, 0.08) 0, transparent 26%),
      radial-gradient(circle at 88% 30%, rgba(228, 87, 46, 0.08) 0, transparent 22%),
      linear-gradient(rgba(22, 19, 14, 0.045) 1px, transparent 1px),
      linear-gradient(90deg, rgba(22, 19, 14, 0.045) 1px, transparent 1px);
    background-size: auto, auto, 28px 28px, 28px 28px;
    color: var(--ink);
    font-family: var(--sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

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

  img, svg { display: block; max-width: 100%; }

  :focus-visible {
    outline: 3px solid var(--blue);
    outline-offset: 2px;
    border-radius: 2px;
  }

  .skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--ink);
    color: #fff;
    padding: 10px 16px;
    z-index: 100;
  }
  .skip-link:focus { left: 0; }

  /* ============ 公告跑马灯 ============ */
  .ticker {
    background: var(--ink);
    color: #fff;
    overflow: hidden;
    border-bottom: var(--line) solid var(--ink);
  }
  .ticker .ticker-inner {
    display: flex;
    align-items: center;
    gap: 12px;
    white-space: nowrap;
    padding: 9px 16px;
    animation: ticker-scroll 36s linear infinite;
    width: max-content;
    font-size: 0.95rem;
  }
  .ticker:hover .ticker-inner { animation-play-state: paused; }
  .ticker .ticker-label {
    background: var(--yellow);
    color: var(--ink);
    font-weight: 800;
    padding: 2px 10px;
    border: 2px solid var(--ink);
    flex-shrink: 0;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
  }
  .ticker span.pull {
    display: inline-block;
    color: #9A9382;
    font-family: var(--mono);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
  }
  @keyframes ticker-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  @media (prefers-reduced-motion: reduce) {
    .ticker .ticker-inner { animation: none; white-space: normal; width: auto; flex-wrap: wrap; }
    html { scroll-behavior: auto; }
    .hero-art .geo-circle, .hero-art .geo-dot::before { animation: none !important; }
  }

  /* ============ 顶部导航 ============ */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--paper);
    border-bottom: var(--line) solid var(--ink);
  }
  .site-header .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    max-width: 1440px;
    margin: 0 auto;
    padding: 10px 22px;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }
  .brand-mark {
    width: 44px;
    height: 44px;
    border: var(--line) solid var(--ink);
    background: var(--ink);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 3px 3px 0 var(--blue);
  }
  .brand-mark::before {
    content: "";
    position: absolute;
    inset: auto 6px 6px auto;
    width: 18px;
    height: 18px;
    background: var(--red);
    border: 2px solid var(--ink);
  }
  .brand-name {
    font-size: 1.3rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    line-height: 1.1;
  }
  .brand-tag {
    display: block;
    font-family: var(--mono);
    font-size: 0.62rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--ink-soft);
    font-weight: 700;
  }

  .nav-links {
    display: none;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
    justify-content: flex-end;
    flex: 1;
  }
  .nav-links a {
    font-weight: 700;
    font-size: 0.95rem;
    padding: 7px 11px;
    border: 2px solid transparent;
    border-radius: 2px;
    position: relative;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  }
  .nav-links a:hover,
  .nav-links a:focus-visible {
    background: var(--ink);
    color: #fff;
    border-color: var(--ink);
  }
  .nav-links a.active {
    border-color: var(--ink);
    background: var(--yellow);
    color: var(--ink);
  }
  .nav-links a.gold { color: #B48800; }
  .nav-links a.gold:hover, .nav-links a.gold:focus-visible { color: #fff; }

  /* ============ 右上角一键切换按钮 ============ */
  .switch-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    padding: 7px 14px;
    border: 3px solid var(--ink);
    background: var(--blue);
    color: #fff;
    font-weight: 800;
    font-size: 0.9rem;
    box-shadow: 3px 3px 0 var(--ink);
    cursor: pointer;
    flex-shrink: 0;
    white-space: nowrap;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  }
  .switch-btn:hover, .switch-btn:focus-visible {
    background: var(--red);
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 var(--ink);
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border: var(--line) solid var(--ink);
    background: var(--card);
    box-shadow: 3px 3px 0 var(--ink);
    cursor: pointer;
    font: inherit;
    color: var(--ink);
    flex-shrink: 0;
  }
  .nav-toggle:hover { background: var(--yellow); }
  .nav-toggle .bars { display: block; width: 22px; height: 3px; background: var(--ink); position: relative; }
  .nav-toggle .bars::before, .nav-toggle .bars::after {
    content: ""; position: absolute; left: 0; width: 100%; height: 3px; background: var(--ink);
  }
  .nav-toggle .bars::before { top: -8px; }
  .nav-toggle .bars::after { top: 8px; }

  .mobile-panel {
    display: none;
    border-top: 2px solid var(--ink);
    background: var(--card);
  }
  .mobile-panel.open { display: block; }
  .mobile-panel nav {
    display: grid;
    gap: 2px;
    padding: 10px 16px 16px;
  }
  .mobile-panel a {
    font-weight: 700;
    font-size: 1.05rem;
    padding: 12px 12px;
    border: 2px solid var(--ink);
    background: var(--paper);
  }
  .mobile-panel a:hover { background: var(--yellow); }
  .mobile-panel a.active { background: var(--yellow); }
  .mobile-panel a.gold { color: #B48800; }

  /* ============ 布局容器 ============ */
  .page {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 22px 40px;
  }

  /* ============ Hero ============ */
  .hero {
    position: relative;
    border: var(--line) solid var(--ink);
    background: var(--card);
    box-shadow: var(--shadow);
    margin: 36px 0 8px;
    padding: clamp(28px, 5vw, 64px);
    overflow: hidden;
  }
  .hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 38px;
    height: 100%;
    background: repeating-linear-gradient(to bottom, var(--red) 0 10px, var(--yellow) 10px 20px);
    border-right: var(--line) solid var(--ink);
  }
  .hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    position: relative;
  }
  .hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }
  .hero-kicker::before { content: ""; width: 34px; height: 8px; background: var(--blue); display: inline-block; }
  .hero h1 {
    font-size: clamp(2.7rem, 8vw, 5.6rem);
    font-weight: 900;
    line-height: 1.02;
    letter-spacing: -0.045em;
    margin: 14px 0 10px;
  }
  .hero h1 .mark { position: relative; display: inline-block; }
  .hero h1 .mark::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 6px;
    height: 14%;
    background: var(--yellow);
    z-index: -1;
    transform: rotate(-1.2deg);
  }
  .hero-lead {
    font-size: clamp(1.05rem, 2.4vw, 1.45rem);
    font-weight: 700;
    color: var(--ink-soft);
    max-width: 46ch;
  }
  .hero-lead em {
    color: var(--red);
    font-style: normal;
    border-bottom: 3px solid var(--red);
  }
  .hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
  }
  .hero-stats .stat {
    border: 2px solid var(--ink);
    background: var(--paper);
    padding: 8px 14px;
    font-weight: 800;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }
  .hero-stats .stat b {
    font-family: var(--mono);
    font-size: 1.5rem;
    background: var(--ink);
    color: #fff;
    padding: 0 7px;
    line-height: 1.5;
  }
  .hero-art {
    display: none;
    position: relative;
    min-height: 300px;
  }
  .hero-art .geo-circle {
    position: absolute;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 3px solid var(--ink);
    background: var(--blue);
    box-shadow: 8px 8px 0 var(--ink);
    top: 6%;
    right: 12%;
    animation: float-gentle 5s ease-in-out infinite alternate;
  }
  .hero-art .geo-dot { position: absolute; }
  .hero-art .geo-dot::before {
    content: ""; display: block; width: 26px; height: 26px;
    border-radius: 50%; border: 3px solid var(--ink); background: var(--red);
  }
  .hero-art .geo-tri {
    position: absolute;
    width: 0; height: 0;
    border-left: 74px solid transparent;
    border-right: 74px solid transparent;
    border-bottom: 120px solid var(--yellow);
    filter: drop-shadow(8px 8px 0 var(--ink));
    bottom: 4%;
    left: 8%;
  }
  .hero-art .geo-tri::after {
    content: ""; position: absolute;
    top: 28px; left: -42px;
    border-left: 42px solid transparent;
    border-right: 42px solid transparent;
    border-bottom: 66px solid var(--card);
  }
  .hero-art .geo-grid-line {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 55%;
    height: 3px;
    background: var(--ink);
  }
  .hero-art .geo-grid-line::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: -46px;
    width: 3px;
    height: 46px;
    background: var(--ink);
  }
  @keyframes float-gentle {
    from { transform: translateY(0) rotate(0deg); }
    to { transform: translateY(-10px) rotate(4deg); }
  }

  /* ============ 区块标题 ============ */
  .section-head {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin: 56px 0 26px;
    flex-wrap: wrap;
  }
  .section-head .idx {
    font-family: var(--mono);
    font-weight: 800;
    font-size: clamp(1.6rem, 4vw, 2.6rem);
    color: var(--blue);
    letter-spacing: 0.02em;
  }
  .section-head h2 {
    font-size: clamp(1.5rem, 3.6vw, 2.3rem);
    font-weight: 900;
    letter-spacing: -0.02em;
  }
  .section-head .rule {
    flex: 1;
    min-width: 40px;
    height: var(--line);
    background: var(--ink);
    transform: translateY(4px);
  }
  .section-head .tag {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ink-soft);
    font-weight: 700;
    white-space: nowrap;
  }

  /* ============ 工具卡网格 ============ */
  .tool-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .tool-card {
    position: relative;
    border: var(--line) solid var(--ink);
    background: var(--card);
    box-shadow: var(--shadow-sm);
    padding: 20px 20px 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform 0.16s ease, box-shadow 0.16s ease;
    overflow: hidden;
  }
  .tool-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 8px;
    background: var(--accent, var(--red));
    border-bottom: 2px solid var(--ink);
  }
  .tool-card:hover, .tool-card:focus-within {
    transform: translate(-4px, -4px);
    box-shadow: var(--shadow);
  }
  .tool-card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
  }
  .tool-idx {
    font-family: var(--mono);
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--ink-soft);
    letter-spacing: 0.04em;
    border: 2px solid var(--ink);
    padding: 3px 8px;
    background: var(--paper);
  }
  .tool-icon {
    width: 52px;
    height: 52px;
    border: 2px solid var(--ink);
    background: var(--accent, var(--red));
    box-shadow: 3px 3px 0 var(--ink);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .tool-icon svg { width: 30px; height: 30px; stroke: #fff; fill: none; stroke-width: 2.4; stroke-linecap: square; }
  .tool-card h3 {
    font-size: 1.18rem;
    font-weight: 900;
    letter-spacing: -0.01em;
  }
  .tool-card h3 .ext {
    font-family: var(--mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    border: 2px solid var(--ink);
    padding: 1px 6px;
    margin-left: 6px;
    vertical-align: 2px;
    color: var(--ink-soft);
  }
  .tool-card h3 a:hover { text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: 4px; }
  .tool-desc {
    color: var(--ink-soft);
    font-size: 0.95rem;
    flex: 1;
  }
  .tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .tool-tags span {
    font-size: 0.78rem;
    font-weight: 700;
    border: 2px solid var(--ink);
    background: var(--paper-2);
    padding: 2px 9px;
  }
  .tool-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 2px;
  }
  .tool-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    align-self: flex-start;
    background: var(--ink);
    color: #fff;
    font-weight: 800;
    font-size: 0.95rem;
    padding: 9px 18px;
    border: 2px solid var(--ink);
    box-shadow: 3px 3px 0 var(--accent, var(--red));
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  }
  .tool-link:hover, .tool-link:focus-visible {
    background: var(--accent, var(--red));
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 var(--ink);
    color: #fff;
  }
  .tool-link .arrow { font-family: var(--mono); }
  .tool-sub {
    border-top: 2px dashed var(--ink);
    padding-top: 10px;
    margin-top: 2px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
  }
  .tool-sub .sub-title {
    font-weight: 800;
    font-size: 0.95rem;
  }
  .tool-sub .sub-title a { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }
  .tool-sub .sub-link {
    font-weight: 800;
    font-size: 0.88rem;
    border: 2px solid var(--ink);
    padding: 5px 12px;
    background: var(--paper);
  }
  .tool-sub .sub-link:hover { background: var(--yellow); }

  /* ============ 影视区 ============ */
  .movie-band {
    margin-top: 8px;
    border: var(--line) solid var(--ink);
    background: var(--ink);
    color: #fff;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
  }
  .movie-band::before {
    content: "CINEMA / ONLINE";
    position: absolute;
    right: -10px;
    top: 16px;
    font-family: var(--mono);
    font-weight: 800;
    font-size: clamp(1.4rem, 4vw, 2.6rem);
    letter-spacing: 0.06em;
    color: rgba(255, 255, 255, 0.06);
    white-space: nowrap;
    pointer-events: none;
  }
  .movie-band .band-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    position: relative;
    z-index: 1;
  }
  .movie-info {
    padding: clamp(26px, 4vw, 44px);
  }
  .movie-title-row {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .movie-title-row .tick {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border: 3px solid #fff;
    background: var(--red);
    box-shadow: 4px 4px 0 var(--yellow);
    flex-shrink: 0;
  }
  .movie-title-row .tick svg { width: 30px; height: 30px; stroke: #fff; fill: none; stroke-width: 2.4; stroke-linecap: square; }
  .movie-title-row h3 {
    font-size: clamp(1.7rem, 4.4vw, 2.9rem);
    font-weight: 900;
    letter-spacing: 0.02em;
    line-height: 1.05;
  }
  .movie-title-row .cat {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--yellow);
    font-weight: 700;
    margin-top: 6px;
  }
  .movie-notice {
    margin: 22px 0;
    display: grid;
    gap: 12px;
  }
  .movie-notice p {
    border-left: 6px solid var(--yellow);
    background: rgba(255, 255, 255, 0.08);
    padding: 12px 16px;
    font-size: 0.94rem;
    color: #EDE8DD;
  }
  .movie-notice p strong { color: var(--yellow); }
  .movie-btns {
    display: grid;
    gap: 12px;
  }
  .movie-btns .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 1.02rem;
    padding: 14px 20px;
    border: 3px solid #fff;
    background: transparent;
    color: #fff;
    box-shadow: 5px 5px 0 rgba(255, 255, 255, 0.35);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  }
  .movie-btns .btn:hover, .movie-btns .btn:focus-visible {
    background: var(--accent, var(--red));
    color: #fff;
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 rgba(255, 255, 255, 0.35);
  }
  .movie-btns .btn .play { font-family: var(--mono); font-size: 1.1rem; }
  .movie-deco {
    display: none;
    border-left: 3px solid #fff;
    padding: 30px;
    background:
      linear-gradient(rgba(255, 255, 255, 0.09) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px);
    background-size: 26px 26px;
    position: relative;
    min-height: 390px;
  }
  .carousel-wrap {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 93%;
    z-index: 2;
  }
  .carousel-viewport {
    position: relative;
    overflow: hidden;
    border: 3px solid #fff;
    box-shadow: 8px 8px 0 var(--yellow);
    cursor: pointer;
    background: var(--paper-2);
  }
  .carousel-viewport::before {
    content: "";
    display: block;
    padding-top: 56.25%;
  }
  .carousel-viewport img.movie-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: none;
    box-shadow: none;
    opacity: 0;
    transition: opacity 0.35s ease, transform 0.4s cubic-bezier(.34,1.56,.64,1);
    transform: scale(0.92) rotate(-2deg);
    pointer-events: none;
  }
  .carousel-viewport img.movie-poster.active {
    opacity: 1;
    transform: scale(1) rotate(0deg);
    pointer-events: auto;
  }
  .carousel-prev,
  .carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 48px;
    border: 3px solid #fff;
    border-radius: 0;
    background: var(--blue);
    color: #fff;
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 3px 3px 0 var(--yellow);
    transition: transform 0.15s ease;
  }
  .carousel-prev { left: -22px; }
  .carousel-next { right: -22px; }
  .carousel-prev:active,
  .carousel-next:active {
    transform: translateY(-50%) translate(2px, 2px);
    box-shadow: 1px 1px 0 var(--yellow);
  }
  .carousel-dots {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 14px;
  }
  .carousel-dots button {
    width: 12px;
    height: 12px;
    border: 3px solid #fff;
    background: transparent;
    cursor: pointer;
    transition: background 0.2s ease;
  }
  .carousel-dots button.active {
    background: var(--yellow);
  }
  .movie-deco .screen {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 76%;
    aspect-ratio: 16 / 9;
    border: 3px solid #fff;
    background: repeating-linear-gradient(45deg, rgba(228, 87, 46, 0.55) 0 6px, rgba(43, 78, 240, 0.55) 6px 12px);
    box-shadow: 10px 10px 0 var(--yellow);
    z-index: 0;
  }
  .movie-deco .reel {
    position: absolute;
    width: 44px; height: 44px;
    border: 3px solid #fff;
    border-radius: 50%;
    background: var(--blue);
    bottom: 22px;
    left: 30px;
  }
  .movie-deco .reel::after {
    content: "";
    position: absolute;
    inset: 12px;
    border: 2px solid #fff;
    border-radius: 50%;
  }
  .lb-overlay {
    position: fixed;
    inset: 0;
    background: rgba(22, 19, 14, 0.92);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 24px;
  }
  .lb-overlay.open {
    opacity: 1;
    visibility: visible;
  }
  .lb-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    border: 4px solid #fff;
    box-shadow: 12px 12px 0 var(--yellow);
    background: var(--paper-2);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .lb-content img {
    max-width: 100%;
    max-height: 86vh;
    object-fit: contain;
    display: block;
  }
  .lb-close {
    position: absolute;
    top: -18px;
    right: -18px;
    width: 44px;
    height: 44px;
    border: 3px solid #fff;
    background: var(--red);
    color: #fff;
    font-size: 1.4rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 3px 3px 0 var(--yellow);
    z-index: 2;
  }
  .lb-prev,
  .lb-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 56px;
    border: 3px solid #fff;
    background: var(--blue);
    color: #fff;
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 4px 4px 0 var(--yellow);
    z-index: 2;
  }
  .lb-prev { left: -24px; }
  .lb-next { right: -24px; }

  /* ============ Footer ============ */
  .site-footer {
    border-top: var(--line) solid var(--ink);
    background: var(--ink);
    color: #EDE8DD;
    margin-top: 60px;
  }
  .site-footer .footer-inner {
    max-width: 1440px;
    margin: 0 auto;
    padding: 30px 22px 34px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    text-align: center;
  }
  .site-footer .logo-line {
    font-weight: 900;
    font-size: 1.15rem;
    color: #fff;
  }
  .site-footer .logo-line .dot { color: var(--red); }
  .site-footer p { font-size: 0.9rem; color: #C9C2B2; }
  .site-footer .contact { font-family: var(--mono); font-size: 0.85rem; color: #A69F8E; }
  .site-footer .links {
    display: flex;
    justify-content: center;
    gap: 18px;
    flex-wrap: wrap;
  }
  .site-footer .links a {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--yellow);
    border-bottom: 2px solid rgba(242, 183, 5, 0.4);
    padding-bottom: 2px;
  }
  .site-footer .links a:hover { color: #fff; border-color: #fff; }

  /* ============ 响应式断点 ============ */
  @media (min-width: 560px) {
    .tool-grid { grid-template-columns: repeat(2, 1fr); }
  }
  @media (min-width: 720px) {
    .nav-links { display: inline-flex; }
    .nav-toggle { display: none; }
    .mobile-panel { display: none !important; }
    .hero-grid { grid-template-columns: 1.25fr 0.75fr; }
    .hero-art { display: block; }
    .movie-band .band-grid { grid-template-columns: 1.15fr 0.85fr; }
    .movie-deco { display: block; }
  }
  @media (min-width: 1024px) {
    .tool-grid { grid-template-columns: repeat(3, 1fr); }
  }
  @media (min-width: 1280px) {
    .tool-grid { grid-template-columns: repeat(4, 1fr); }
    .movie-btns { grid-template-columns: repeat(3, 1fr); }
  }

  @media print {
    .site-header, .ticker, .nav-toggle { display: none; }
    body { background: #fff; color: #000; }
    .hero, .tool-card, .movie-band { box-shadow: none; }
    a { color: #000; }
  }