:root{
    --paper:#f2efe8;
    --ink:#f1eee9;
    --muted:#a49d96;
    --line:rgba(241,238,233,.16);
    --red:#d9392a;
    --red-deep:#b32b1e;
    --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
    --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{background:#0b0b0c;color:#fff;font-family:var(--serif);-webkit-font-smoothing:antialiased}
  a{color:inherit;text-decoration:none}
  img{display:block;max-width:100%}

  /* ---------- hero ---------- */
  .hero{position:relative;min-height:100svh;display:flex;flex-direction:column;overflow:hidden;isolation:isolate}
  .hero-media{position:absolute;inset:0;z-index:0;overflow:hidden}
  .hero-still,.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 42%;
    filter:saturate(.9) contrast(1.03);
    transform:scale(1.02);animation:kenburns-video 34s ease-in-out infinite alternate}
  @keyframes kenburns-video{from{transform:scale(1.02) translate3d(0,0,0)}to{transform:scale(1.09) translate3d(-1%,-0.8%,0)}}
  .hero-still{z-index:0}
  .hero-video{z-index:2;transition:opacity 1.5s ease}
  .hero.is-still .hero-video{opacity:0}
  .hero-particles{position:absolute;inset:0;z-index:5;width:100%;height:100%;pointer-events:none;
    opacity:0;transition:opacity 1.1s ease .4s}
  .hero.is-still .hero-particles{opacity:1}
  .hero-media::after{content:"";position:absolute;inset:0;z-index:3;
    background:linear-gradient(90deg,rgba(4,6,10,.72) 0%,rgba(4,6,10,.34) 32%,transparent 64%),
               linear-gradient(180deg,rgba(4,6,10,.62) 0%,rgba(4,6,10,.14) 34%,rgba(4,6,10,.28) 58%,rgba(4,6,10,.86) 100%)}
  .hero-media::before{content:"";position:absolute;inset:0;z-index:4;
    background:radial-gradient(90% 70% at 50% 45%,transparent 40%,rgba(6,7,9,.45) 100%)}

  .site-head{position:relative;z-index:3;display:flex;align-items:flex-start;justify-content:space-between;
    padding:clamp(22px,3.4vw,40px) clamp(22px,4vw,52px)}
  .logo{display:flex;align-items:flex-start;gap:12px;color:#fff}
  .logo-name{font-family:var(--serif);font-size:clamp(1.3rem,2vw,1.7rem);letter-spacing:.32em;line-height:1;
    text-shadow:0 1px 24px rgba(0,0,0,.35)}
  .logo-sub{display:block;margin-top:10px;font-family:var(--sans);font-size:9px;letter-spacing:.42em;opacity:.7}
  .menu{display:flex;align-items:center;gap:14px;background:none;border:0;cursor:pointer;color:#fff;
    font-family:var(--serif);font-size:12px;letter-spacing:.3em;padding:4px 0;opacity:.92}
  .menu-line{width:46px;height:1px;background:rgba(255,255,255,.72);transition:width .4s ease}
  .menu:hover .menu-line{width:60px}

  /* ---------- 全屏菜单（暗色半透明） ---------- */
  .menu-panel{position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;
    background:rgba(7,8,10,.78);color:#f1eee9;
    -webkit-backdrop-filter:blur(14px) saturate(.85);backdrop-filter:blur(14px) saturate(.85);
    padding:clamp(26px,5vw,64px) clamp(24px,5vw,72px) clamp(22px,4vw,44px);
    opacity:0;visibility:hidden;transition:opacity .5s ease,visibility .5s ease}
  .menu-panel.is-open{opacity:1;visibility:visible}
  body.menu-open{overflow:hidden}
  .menu-close{position:absolute;top:clamp(22px,4vw,46px);right:clamp(24px,5vw,72px);
    display:flex;flex-direction:column;align-items:center;gap:10px;padding:0;border:0;background:none;
    cursor:pointer;color:#f1eee9;font-family:var(--serif);font-size:10px;letter-spacing:.3em;
    opacity:.8;transition:opacity .3s}
  .menu-close:hover{opacity:1}
  .menu-x{position:relative;display:block;width:32px;height:32px}
  .menu-x::before,.menu-x::after{content:"";position:absolute;top:50%;left:0;width:100%;height:1px;
    background:#f1eee9;transform-origin:center}
  .menu-x::before{transform:rotate(45deg)}
  .menu-x::after{transform:rotate(-45deg)}
  .menu-inner{flex:1;display:flex;align-items:center;justify-content:space-between;
    gap:clamp(40px,9vw,130px);padding:clamp(40px,7vh,80px) 0}
  .menu-main{display:flex;flex-direction:row-reverse;align-items:flex-start;gap:clamp(16px,3.4vw,50px)}
  .menu-main a{writing-mode:vertical-rl;text-orientation:upright;font-family:var(--serif);
    font-size:clamp(1.2rem,2.2vw,1.85rem);letter-spacing:.28em;line-height:1.2;color:#f1eee9;
    white-space:nowrap;transition:color .3s,letter-spacing .3s}
  .menu-main a:hover{color:var(--red);letter-spacing:.36em}
  .menu-secondary{display:flex;flex-direction:row-reverse;align-items:flex-start;gap:clamp(14px,2.4vw,26px);opacity:.85}
  .menu-secondary a{writing-mode:vertical-rl;text-orientation:upright;font-family:var(--serif);
    font-size:10px;letter-spacing:.24em;color:rgba(241,238,233,.5);white-space:nowrap;transition:color .3s}
  .menu-secondary a:hover{color:#f1eee9}
  .menu-meta{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
    font-family:var(--sans);font-size:10px;letter-spacing:.2em;color:rgba(241,238,233,.55)}
  .menu-meta-mid{letter-spacing:.3em}
  .menu-logo{font-family:var(--serif);font-size:clamp(1.9rem,3.4vw,2.8rem);letter-spacing:.18em;
    line-height:1;color:#f1eee9;text-align:right}
  .menu-logo span{display:block;margin-top:10px;font-family:var(--sans);font-size:8px;
    letter-spacing:.38em;color:rgba(241,238,233,.5);text-align:right}

  .hero-body{position:relative;z-index:3;flex:1;display:flex;align-items:flex-end;justify-content:space-between;
    gap:32px;padding:0 clamp(22px,4vw,52px) clamp(38px,6vw,64px)}
  .hero-left{display:flex;align-items:flex-end;gap:clamp(20px,4vw,52px)}

  .vertical-copy{writing-mode:vertical-rl;font-family:var(--serif);font-size:clamp(1rem,1.5vw,1.2rem);
    letter-spacing:.5em;line-height:2.2;color:rgba(255,255,255,.92);text-shadow:0 1px 18px rgba(0,0,0,.4);
    border-right:1px solid rgba(255,255,255,.28);padding-right:22px}
  .vertical-copy small{display:block;margin-top:30px;font-family:var(--sans);font-size:9px;letter-spacing:.42em;
    color:rgba(255,255,255,.58)}

  .hero-enter{display:inline-flex;align-items:center;gap:14px;font-family:var(--serif);font-size:14px;
    letter-spacing:.26em;color:#fff;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.45);
    transition:border-color .4s,opacity .4s}
  .hero-enter span{font-family:var(--sans);font-size:12px;transition:transform .4s}
  .hero-enter:hover{border-color:#fff}
  .hero-enter:hover span{transform:translateX(5px)}

  .scroll-cue{writing-mode:vertical-rl;display:flex;align-items:center;gap:14px;
    font-family:var(--sans);font-size:10px;letter-spacing:.42em;color:rgba(255,255,255,.72);
    transition:color .4s}
  .scroll-cue .line{width:1px;height:52px;background:linear-gradient(180deg,rgba(255,255,255,.7),transparent);
    position:relative;overflow:hidden}
  .scroll-cue .line::after{content:"";position:absolute;top:-40%;left:0;width:100%;height:40%;
    background:#fff;animation:scrollline 2.4s ease-in-out infinite}
  @keyframes scrollline{from{top:-40%}to{top:110%}}
  .scroll-cue:hover{color:#fff}

  /* ---------- NEWS / 本期封面 / 关于 ---------- */
  .news{position:relative;background:#0a0a0b;color:var(--ink);
    min-height:100svh;padding:clamp(80px,10vw,120px) clamp(22px,4vw,52px) clamp(60px,8vw,96px)}
  .news-inner{width:100%;max-width:980px;margin:0 auto}
  .news-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;
    padding-bottom:clamp(28px,4vw,46px)}
  .news-kicker{display:flex;align-items:center;gap:12px;font-family:var(--sans);font-size:10px;
    letter-spacing:.36em;color:var(--muted)}
  .news-kicker::before{content:"";width:32px;height:1px;background:var(--red)}
  .news-title{margin-top:14px;font-family:var(--sans);font-size:clamp(1.35rem,2.6vw,1.8rem);
    font-weight:700;letter-spacing:.1em;line-height:1.4;color:#f1eee9}
  .news-all{font-family:var(--sans);font-size:11px;letter-spacing:.18em;color:var(--muted);
    border-bottom:1px solid transparent;transition:color .3s,border-color .3s}
  .news-all:hover{color:var(--red);border-bottom-color:currentColor}

  /* 最新一篇：大封面卡 */
  .featured-post{display:grid;grid-template-columns:1.08fr 1fr;gap:clamp(24px,4vw,44px);
    align-items:center;padding:clamp(24px,3.4vw,40px) 0 clamp(30px,4vw,44px)}
  .featured-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#111;
    border:1px solid rgba(241,238,233,.16)}
  .featured-media img{width:100%;height:100%;object-fit:cover;
    filter:grayscale(1) contrast(1.04) brightness(.68);transform:scale(1.01);
    transition:transform 1s cubic-bezier(.22,.61,.36,1),filter .6s}
  .featured-post:hover .featured-media img{transform:scale(1.06);
    filter:grayscale(.65) contrast(1.04) brightness(.82)}
  .featured-media::after{content:"";position:absolute;inset:0;
    background:linear-gradient(0deg,rgba(0,0,0,.55),transparent 55%)}
  .featured-label{position:absolute;left:14px;bottom:14px;z-index:1;display:inline-flex;align-items:center;
    gap:8px;font-family:var(--sans);font-size:9px;letter-spacing:.28em;color:#fff}
  .featured-label::before{content:"";width:22px;height:1px;background:var(--red)}
  .featured-body{padding:clamp(6px,2vw,20px) 0}
  .featured-date{font-family:var(--sans);font-size:11px;letter-spacing:.16em;color:var(--muted)}
  .featured-title{margin:16px 0 18px;font-family:var(--sans);font-size:clamp(2.2rem,4.6vw,3.5rem);
    font-weight:800;line-height:1.1;letter-spacing:.01em;color:#f1eee9;transition:color .3s}
  .featured-post:hover .featured-title{color:var(--red)}
  .featured-desc{max-width:42ch;font-family:var(--sans);font-size:12px;line-height:2;color:var(--muted)}
  .featured-more{display:inline-flex;align-items:center;gap:14px;margin-top:26px;padding-bottom:6px;
    font-family:var(--sans);font-size:10px;letter-spacing:.2em;color:var(--ink);
    border-bottom:1px solid rgba(241,238,233,.35);transition:color .3s,border-color .3s}
  .featured-post:hover .featured-more{color:var(--red);border-color:var(--red)}

  /* 列表：hover 浮出封面预览 */
  .news-list{border-top:1px solid rgba(241,238,233,.18)}
  .news-item{display:block;padding:clamp(24px,3vw,34px) 0;
    border-bottom:1px solid rgba(241,238,233,.18);
    transition:padding-left .35s cubic-bezier(.22,.61,.36,1),background-color .35s}
  .news-item:hover{padding-left:12px;background:rgba(255,255,255,.02)}
  .news-date{display:block;margin-bottom:12px;font-family:var(--sans);font-size:11px;
    letter-spacing:.14em;color:var(--muted)}
  .news-item-title{font-family:var(--sans);font-size:clamp(1.2rem,2.3vw,1.7rem);font-weight:700;
    line-height:1.55;letter-spacing:.03em;color:#f1eee9;transition:color .3s}
  .news-item:hover .news-item-title{color:var(--red)}
  .hover-preview{position:fixed;left:0;top:0;z-index:95;width:300px;height:200px;
    background-position:center;background-size:cover;border:1px solid rgba(255,255,255,.25);
    box-shadow:0 24px 60px rgba(0,0,0,.55);pointer-events:none;opacity:0;
    filter:grayscale(1) brightness(.85);transition:opacity .25s ease;will-change:left,top}
  .hover-preview.is-visible{opacity:1}

  /* 本期封面：错开文字栏，左边放期号 */
  .issue-cover{display:grid;grid-template-columns:minmax(104px,150px) minmax(0,1fr);
    gap:clamp(20px,3.4vw,40px);align-items:end;margin-top:clamp(36px,5vw,60px);
    padding-top:clamp(26px,4vw,40px);border-top:1px solid rgba(241,238,233,.18)}
  .issue-meta{display:flex;flex-direction:column;gap:10px;padding-bottom:4px}
  .issue-no{font-family:var(--sans);font-size:clamp(3rem,5.4vw,4.6rem);font-weight:800;line-height:.85;
    color:transparent;-webkit-text-stroke:1px rgba(241,238,233,.42)}
  .issue-label{font-family:var(--sans);font-size:9px;letter-spacing:.28em;line-height:1.9;color:var(--muted)}
  .issue-year{font-family:var(--sans);font-size:9px;letter-spacing:.24em;color:var(--red)}
  .issue-media{position:relative;aspect-ratio:16/7;overflow:hidden;background:#111;
    border:1px solid rgba(241,238,233,.14)}
  .issue-media img{width:100%;height:100%;object-fit:cover;object-position:center 30%;
    filter:grayscale(1) contrast(1.05) brightness(.62);transform:scale(1.01);
    animation:issue-zoom 26s ease-in-out infinite alternate}
  @keyframes issue-zoom{from{transform:scale(1.01)}to{transform:scale(1.07)}}

  /* 关于本站 / 社交账号 */
  .news-about{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(26px,5vw,64px);
    margin-top:clamp(34px,5vw,54px);padding-top:clamp(24px,4vw,36px);
    border-top:1px solid rgba(241,238,233,.18)}
  .block-label{margin-bottom:14px;font-family:var(--sans);font-size:9px;letter-spacing:.32em;color:var(--red)}
  .block-text{max-width:40em;font-family:var(--sans);font-size:12px;line-height:2;color:var(--muted)}
  .block-link{display:inline-flex;align-items:center;gap:10px;margin-top:16px;padding-bottom:5px;
    font-family:var(--sans);font-size:10px;letter-spacing:.18em;color:var(--ink);
    border-bottom:1px solid rgba(241,238,233,.3);transition:color .3s,border-color .3s}
  .block-link:hover{color:var(--red);border-color:var(--red)}
  .social-links{display:flex;flex-direction:column}
  .social-links a{display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:10px 0;border-bottom:1px solid rgba(241,238,233,.14);
    font-family:var(--sans);font-size:12px;letter-spacing:.04em;color:var(--ink);
    transition:color .3s,padding-left .3s}
  .social-links a:hover{padding-left:8px;color:var(--red)}
  .social-links a span:last-child{font-size:10px;color:var(--muted)}

  .news-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;
    margin-top:clamp(30px,4vw,44px);font-family:var(--sans);font-size:10px;
    letter-spacing:.18em;color:var(--muted)}
  .news-foot a{color:var(--muted);transition:color .3s}
  .news-foot a:hover{color:var(--red)}

  .site-foot{background:#0b0b0c;color:var(--muted);border-top:1px solid var(--line);
    padding:30px clamp(22px,4vw,52px) 36px;display:flex;flex-wrap:wrap;align-items:center;
    justify-content:space-between;gap:12px;font-family:var(--sans);font-size:10px;letter-spacing:.24em}
  .foot-mark{font-style:normal;color:var(--red);margin-left:10px}

  /* reveal */
  .js .reveal{opacity:0;transform:translateY(22px);transition:opacity 1s cubic-bezier(.22,.61,.36,1),transform 1s cubic-bezier(.22,.61,.36,1)}
  .reveal.is-in{opacity:1;transform:none}
  .hero .reveal{transition-delay:.15s}

  @media (max-width:720px){
    .site-head{padding:20px 20px}
    .menu-line{width:32px}
    .hero-body{padding:0 20px 34px;gap:16px}
    .vertical-copy{font-size:13px;letter-spacing:.34em;padding-right:14px}
    .vertical-copy small{display:none}
    .scroll-cue{font-size:9px;letter-spacing:.3em}
    .scroll-cue .line{height:38px}
    .news{padding-top:60px}
    .news-head{flex-direction:column;align-items:flex-start;gap:12px}
    .featured-post{grid-template-columns:1fr;gap:18px;padding-top:18px}
    .featured-media{aspect-ratio:16/10}
    .featured-title{font-size:clamp(2rem,9vw,2.6rem)}
    .featured-desc{font-size:11px}
    .issue-media{aspect-ratio:16/9}
    .issue-cover{grid-template-columns:1fr;gap:14px}
    .issue-meta{flex-direction:row;align-items:flex-end;gap:16px}
    .issue-no{font-size:2.6rem}
    .issue-year{margin-left:auto}
    .news-about{grid-template-columns:1fr;gap:28px}
    .hover-preview{display:none}
    .news-item{padding:20px 0}
    .news-date{font-size:10px;margin-bottom:8px}
    .news-item-title{font-size:1.1rem}
    .news-foot{flex-wrap:wrap;gap:12px}
    .menu-panel{padding:24px 22px}
    .menu-inner{flex-direction:column;align-items:center;justify-content:center;gap:36px;padding:60px 0 30px}
    .menu-secondary{display:none}
    .menu-main{flex-direction:column;align-items:center;gap:16px}
    .menu-main a{writing-mode:horizontal-tb;font-size:1.5rem;letter-spacing:.3em}
    .menu-meta{flex-wrap:wrap;row-gap:14px}
    .menu-logo{font-size:2rem}
    .logo-sub{display:none}
  }
  @media (prefers-reduced-motion:reduce){
    .hero-still,.hero-video{animation:none;transform:none}
    .reveal{opacity:1;transform:none;transition:none}
    .scroll-cue .line::after{display:none}
  }

/* -------------------------------------------------------------
   内页（文章 / 写文章 / 404）
   ------------------------------------------------------------- */
.page-post,
.page-write,
.page-404 {
    position: relative;
    background: #0a0a0b;
}

.page-top {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: clamp(22px, 3.4vw, 40px) clamp(22px, 4vw, 52px);
    color: #f1eee9;
}

.page-top .brand {
    display: flex;
    flex-direction: column;
    gap: 2px;
    color: #f1eee9;
}

.page-top .brand .brand-zh {
    font-family: var(--serif);
    font-size: 1.05rem;
    letter-spacing: 0.18em;
    line-height: 1.2;
}

.page-top .brand .brand-en {
    font-family: var(--sans);
    font-size: 8px;
    letter-spacing: 0.32em;
    color: rgba(241, 238, 233, 0.55);
}

.corner-back {
    font-family: var(--sans);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: rgba(241, 238, 233, 0.65);
    transition: color 0.3s;
}

.corner-back:hover {
    color: var(--red);
}

/* 文章详情 */
.post-wrap {
    width: 100%;
    max-width: 820px;
    margin: 0 auto;
    padding: clamp(130px, 17vh, 180px) clamp(22px, 4vw, 52px) clamp(70px, 9vw, 100px);
}

.post-head {
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(241, 238, 233, 0.16);
}

.post-kicker {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-family: var(--sans);
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--muted);
}

.post-kicker span {
    color: rgba(241, 238, 233, 0.35);
}

.post-title {
    margin-top: 18px;
    font-family: var(--sans);
    font-size: clamp(2rem, 4.8vw, 3.4rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: 0.01em;
    color: #f1eee9;
}

.post-cover {
    margin: 34px 0 0;
    aspect-ratio: 16 / 8;
    overflow: hidden;
    border: 1px solid rgba(241, 238, 233, 0.14);
}

.post-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(1) brightness(0.72);
}

.post-body {
    padding-top: 34px;
    font-family: var(--serif);
    font-size: 1.05rem;
    line-height: 2.15;
    color: #ded1d8;
    white-space: pre-line;
    overflow-wrap: break-word;
}

.post-foot {
    display: flex;
    flex-direction: column;
    gap: 26px;
    margin-top: 64px;
    padding-top: 28px;
    border-top: 1px solid rgba(241, 238, 233, 0.16);
}

.post-nav {
    display: flex;
    gap: 14px;
}

.post-nav-link {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 6px;
    padding: 16px 18px;
    border: 1px solid rgba(241, 238, 233, 0.16);
    transition: border-color 0.3s, background-color 0.3s;
}

.post-nav-link span {
    font-family: var(--sans);
    font-size: 9px;
    letter-spacing: 0.14em;
    color: var(--muted);
}

.post-nav-link strong {
    font-family: var(--sans);
    font-size: 13px;
    font-weight: 700;
    color: #f1eee9;
}

.post-nav-link:hover {
    border-color: var(--red);
    background: rgba(217, 57, 42, 0.05);
}

.post-nav-link.is-right {
    align-items: flex-end;
    text-align: right;
}

.post-back {
    width: max-content;
    font-family: var(--sans);
    font-size: 10px;
    letter-spacing: 0.16em;
    color: var(--muted);
    transition: color 0.3s;
}

.post-back:hover {
    color: var(--red);
}

/* 写文章 */
.write-wrap {
    width: 100%;
    max-width: 820px;
    margin: 0 auto;
    padding: clamp(130px, 17vh, 180px) clamp(22px, 4vw, 52px) clamp(70px, 9vw, 100px);
}

.write-title {
    margin-top: 14px;
    font-family: var(--sans);
    font-size: clamp(2rem, 4.6vw, 3rem);
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #f1eee9;
}

.write-sub {
    margin-top: 12px;
    font-family: var(--sans);
    font-size: 12px;
    line-height: 1.9;
    color: var(--muted);
}

.write-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin-top: 34px;
    padding: clamp(22px, 3.4vw, 32px);
    border: 1px solid rgba(241, 238, 233, 0.14);
    background: rgba(255, 255, 255, 0.015);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 18px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.form-label {
    font-family: var(--sans);
    font-size: 9px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(241, 238, 233, 0.16);
    background: #0d0d0f;
    color: #f1eee9;
    font-family: var(--sans);
    font-size: 13px;
    line-height: 1.7;
    appearance: none;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-input::placeholder {
    color: #5c5952;
}

.form-input:focus {
    outline: none;
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(217, 57, 42, 0.12);
}

.form-textarea {
    min-height: 260px;
    resize: vertical;
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-primary,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 42px;
    padding: 0 22px;
    border: 1px solid transparent;
    font-family: var(--sans);
    font-size: 12px;
    letter-spacing: 0.14em;
    cursor: pointer;
    transition: background-color 0.3s, border-color 0.3s, color 0.3s;
}

.btn-primary {
    background: var(--red);
    color: #fff;
}

.btn-primary:hover {
    background: var(--red-deep);
}

.btn-ghost {
    border-color: rgba(241, 238, 233, 0.2);
    color: #f1eee9;
    background: transparent;
}

.btn-ghost:hover {
    border-color: var(--red);
    color: var(--red);
}

/* 404 */
.not-found {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    min-height: 100svh;
    padding: 140px 24px 80px;
    text-align: center;
}

.not-found .news-kicker {
    justify-content: center;
}

.not-found .news-kicker::before {
    display: none;
}

.not-found-code {
    font-family: var(--sans);
    font-size: clamp(5rem, 16vw, 10rem);
    font-weight: 800;
    line-height: 1;
    color: #f1eee9;
}

.not-found-text {
    font-family: var(--sans);
    font-size: 13px;
    line-height: 1.9;
    color: var(--muted);
}

.not-found-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 12px;
}

/* 空列表 */
.news-empty {
    padding: 36px 0;
    font-family: var(--sans);
    font-size: 13px;
    color: var(--muted);
}

.news-empty a {
    color: var(--red);
    border-bottom: 1px solid currentColor;
}

/* 锚点定位时给菜单留一点空间 */
.news-about {
    scroll-margin-top: 24px;
}

@media (max-width: 720px) {
    .post-wrap,
    .write-wrap {
        padding-top: 110px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .post-nav {
        flex-direction: column;
    }

    .post-nav-link.is-right {
        align-items: flex-start;
        text-align: left;
    }
}

@media (prefers-reduced-motion: reduce) {
    .btn-primary,
    .btn-ghost {
        transition: none;
    }
}

/* a11y / helper */
.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 300;
    padding: 10px 16px;
    background: var(--red);
    color: #fff;
    font-family: var(--sans);
    font-size: 11px;
    letter-spacing: 0.08em;
    transform: translateY(-180%);
    transition: transform 0.2s ease;
}

.skip-link:focus {
    transform: translateY(0);
}

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

code {
    padding: 2px 6px;
    background: rgba(255, 255, 255, 0.06);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.92em;
    color: #f1eee9;
}

main {
    display: block;
}


/* archive */
.page-archive .news {
    padding-top: clamp(140px, 18vh, 200px);
}

.page-archive .news-head {
    padding-bottom: clamp(24px, 4vw, 40px);
}

.page-archive .news-title {
    font-size: clamp(1.8rem, 3.4vw, 2.4rem);
}

.page-archive .news-foot a {
    color: var(--muted);
}

.page-archive .news-foot a:hover {
    color: var(--red);
}


/* mobile polish */
html {
    -webkit-text-size-adjust: 100%;
}

a,
button {
    -moz-tap-highlight-color: transparent;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

@media (max-width: 720px) {
    .menu {
        min-height: 44px;
        padding: 10px 16px;
    }

    .site-head {
        padding-top: max(22px, env(safe-area-inset-top));
    }

    .hero-body {
        padding-bottom: calc(34px + env(safe-area-inset-bottom));
    }

    .page-top {
        padding-top: calc(22px + env(safe-area-inset-top));
    }

    .site-foot {
        padding-bottom: calc(24px + env(safe-area-inset-bottom));
    }

    .menu-panel {
        padding-top: max(26px, env(safe-area-inset-top));
        padding-bottom: calc(22px + env(safe-area-inset-bottom));
    }

    .menu-close {
        top: calc(22px + env(safe-area-inset-top));
    }
}