/* ==========================================================================
   开心的小宇宙 · 液态玻璃 (Liquid Glass) 设计系统
   ========================================================================== */

/* ---------- 设计变量 ---------- */
:root{
  --ink:#191220;
  --ink-2:rgba(25,18,32,.72);
  --ink-3:rgba(25,18,32,.46);

  --rose:#ff8db6;
  --rose-deep:#e75d92;
  --peach:#ffc79a;
  --lilac:#c8b6ff;

  --radius-xl:36px;
  --radius-lg:26px;
  --radius-md:18px;
  --radius-pill:999px;

  --blur:26px;
  --sat:168%;

  --shadow-float:
    0 44px 90px -30px rgba(11,5,20,.62),
    0 12px 34px -8px rgba(11,5,20,.30);
  --shadow-card:
    0 26px 60px -26px rgba(11,5,20,.52),
    0 6px 18px rgba(11,5,20,.20);

  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-soft:cubic-bezier(.16,1,.3,1);

  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --font-serif:"Source Han Serif SC","Noto Serif SC","Songti SC","STSong",Georgia,serif;

  --grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 基础重置 ---------- */
*,
*::before,
*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}

body{
  margin:0;
  min-height:100%;
  color:#fff;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  background:#0c0714;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0}
::selection{background:rgba(255,141,182,.42)}

:focus-visible{
  outline:2px solid rgba(255,255,255,.9);
  outline-offset:3px;
  border-radius:8px;
}

.skip-link{
  position:fixed;z-index:9999;top:14px;left:14px;
  padding:10px 18px;border-radius:var(--radius-pill);
  color:var(--ink);background:#fff;font-size:14px;font-weight:700;
  transform:translateY(-180%);
  transition:transform .22s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ---------- 背景：那张照片 ---------- */
.ambient{position:fixed;inset:0;z-index:0;overflow:hidden;background:#0c0714}

.ambient__photo{
  width:100%;height:100%;
  object-fit:cover;
  object-position:50% 36%;
  transform:scale(1.08);
  filter:saturate(1.06) contrast(1.03) brightness(.86);
  animation:photoDrift 30s var(--ease-soft) infinite alternate;
}

@keyframes photoDrift{
  from{transform:scale(1.08) translate3d(0,0,0)}
  to{transform:scale(1.17) translate3d(-1.6%,-1.8%,0)}
}

.ambient__veil{
  position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 18% 8%,rgba(255,178,208,.22),transparent 58%),
    radial-gradient(110% 85% at 88% 88%,rgba(255,199,154,.20),transparent 60%),
    radial-gradient(90% 70% at 50% 50%,transparent 40%,rgba(8,4,16,.42)),
    linear-gradient(180deg,rgba(10,6,18,.30),rgba(10,6,18,.50));
}

/* ---------- 玻璃基元 ---------- */
.glass{
  position:relative;
  border:1px solid rgba(255,255,255,.40);
  background:
    linear-gradient(140deg,rgba(255,255,255,.22),rgba(255,255,255,.06) 44%,rgba(255,255,255,.16));
  backdrop-filter:blur(var(--blur)) saturate(var(--sat));
  -webkit-backdrop-filter:blur(var(--blur)) saturate(var(--sat));
  box-shadow:
    var(--shadow-card),
    inset 0 1px 0 rgba(255,255,255,.62),
    inset 0 -1px 0 rgba(255,255,255,.14);
}

/* 玻璃表面的高光，跟随鼠标 */
.glass--sheen::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  border-radius:inherit;
  background:radial-gradient(
    46% 46% at var(--mx,50%) var(--my,50%),
    rgba(255,255,255,.13),
    rgba(255,255,255,.04) 46%,
    transparent 80%);
  mix-blend-mode:screen;
  opacity:0;
  transition:opacity .6s var(--ease);
}

/* 只有指针真的落在上面（或键盘聚焦）时才亮起来，
   避免静止状态下玻璃上一直挂着一块死光 */
.glass--sheen:hover::before,
.glass--sheen:focus-within::before{opacity:1}

/* 指针离开后，光晕缓慢淡出而不是瞬间消失 */
.glass--sheen:not(:hover)::before{transition-duration:.75s}

/* 玻璃表面的细微颗粒感 */
.glass--grain::after{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  border-radius:inherit;
  background-image:var(--grain);
  background-size:180px 180px;
  opacity:.05;
  mix-blend-mode:overlay;
}

/* ==========================================================================
   首页：一块玻璃屏幕
   ========================================================================== */
.screen{
  position:fixed;inset:0;z-index:1;
  display:grid;
  padding:clamp(12px,2.6vw,40px);
}

.screen__pane{
  position:relative;
  display:grid;
  place-items:center;
  overflow:hidden;
  border-radius:var(--radius-xl);
  border:1px solid rgba(255,255,255,.42);
  background:
    radial-gradient(120% 120% at 50% -10%,rgba(255,255,255,.13),transparent 60%),
    radial-gradient(64% 54% at 50% 52%,rgba(12,6,22,.42),rgba(12,6,22,.14) 62%,transparent 100%),
    linear-gradient(150deg,rgba(255,255,255,.16),rgba(255,255,255,.04) 46%,rgba(255,255,255,.14));
  backdrop-filter:blur(var(--blur)) saturate(var(--sat)) brightness(1.04);
  -webkit-backdrop-filter:blur(var(--blur)) saturate(var(--sat)) brightness(1.04);
  box-shadow:
    var(--shadow-float),
    inset 0 1px 0 rgba(255,255,255,.66),
    inset 0 -1px 0 rgba(255,255,255,.16),
    inset 0 0 160px rgba(255,255,255,.09);
  animation:paneIn 1.15s var(--ease-soft) both;
}

@keyframes paneIn{
  from{opacity:0;transform:scale(.975)}
  to{opacity:1;transform:scale(1)}
}

.screen__inner{
  position:relative;z-index:3;
  display:grid;justify-items:center;
  padding:clamp(26px,5vw,64px);
  text-align:center;
  max-width:900px;
}

.screen__eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  margin-bottom:clamp(16px,2.4vw,26px);
  padding:8px 18px 8px 14px;
  border:1px solid rgba(255,255,255,.34);
  border-radius:var(--radius-pill);
  background:rgba(16,8,24,.54);
  backdrop-filter:blur(10px) saturate(150%);
  -webkit-backdrop-filter:blur(10px) saturate(150%);
  font-size:11.5px;font-weight:800;letter-spacing:.22em;text-transform:uppercase;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.34);
}

.screen__eyebrow i{
  width:7px;height:7px;border-radius:50%;
  background:var(--rose);
  box-shadow:0 0 0 4px rgba(255,141,182,.28),0 0 16px rgba(255,141,182,.9);
  animation:pulse 2.6s var(--ease) infinite;
}

@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.55;transform:scale(.82)}
}

.screen__title{
  font-family:var(--font-serif);
  font-size:clamp(42px,7.4vw,104px);
  font-weight:800;
  line-height:1.06;
  letter-spacing:.02em;
  text-shadow:0 2px 46px rgba(8,3,16,.66),0 1px 3px rgba(8,3,16,.5),0 0 90px rgba(8,3,16,.36);
}

.screen__title em{
  font-style:normal;
  background:linear-gradient(115deg,#fff 8%,#ffd9e8 34%,#ffe6cf 58%,#fff 86%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  filter:drop-shadow(0 2px 22px rgba(255,160,200,.45));
}

.screen__sub{
  max-width:30em;
  margin-top:clamp(16px,2.4vw,26px);
  color:rgba(255,255,255,.86);
  font-size:clamp(14px,1.35vw,17px);
  line-height:2;
  text-shadow:0 1px 26px rgba(8,3,16,.62),0 1px 2px rgba(8,3,16,.42);
}

.screen__meta{
  display:flex;align-items:center;gap:clamp(18px,3.4vw,44px);
  margin-top:clamp(24px,3.8vw,44px);
  padding-top:clamp(18px,2.6vw,28px);
  border-top:1px solid rgba(255,255,255,.20);
  flex-wrap:wrap;justify-content:center;
}

.screen__meta div{display:grid;gap:2px;min-width:78px}

.screen__meta strong{
  font-family:var(--font-serif);
  font-size:clamp(22px,2.7vw,34px);
  font-weight:800;line-height:1.1;
  letter-spacing:.01em;
}

.screen__meta span{
  color:rgba(255,255,255,.68);
  font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
}

/* ---------- 隐藏的导航栏（Dock） ---------- */
.dock{
  position:fixed;z-index:60;
  left:50%;bottom:calc(clamp(12px,2.6vw,40px) + 16px);
  transform:translate(-50%,calc(100% + 140px));
  opacity:0;visibility:hidden;
  transition:transform .68s var(--ease-soft),opacity .42s var(--ease),visibility .68s;
  padding:12px;
  border-radius:var(--radius-lg);
  display:flex;gap:8px;
}

.dock.is-visible{
  transform:translate(-50%,0);
  opacity:1;visibility:visible;
}

.dock__item{
  position:relative;
  display:grid;gap:4px;
  width:clamp(148px,17vw,208px);
  padding:16px 18px 15px;
  border-radius:var(--radius-md);
  border:1px solid rgba(255,255,255,.26);
  background:linear-gradient(150deg,rgba(255,255,255,.18),rgba(255,255,255,.05));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.42);
  transition:transform .34s var(--ease),background-color .34s var(--ease),border-color .34s var(--ease),box-shadow .34s var(--ease);
}

.dock__item:hover,
.dock__item:focus-visible{
  transform:translateY(-7px);
  border-color:rgba(255,255,255,.62);
  background:linear-gradient(150deg,rgba(255,255,255,.34),rgba(255,255,255,.14));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.72),0 16px 34px -12px rgba(10,4,20,.6);
}

.dock__icon{
  display:grid;place-items:center;
  width:38px;height:38px;margin-bottom:8px;
  border-radius:12px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.5);
}
.dock__icon svg{width:19px;height:19px;fill:none;stroke:#fff;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

.dock__label{font-size:15px;font-weight:800;letter-spacing:.02em}
.dock__meta{color:rgba(255,255,255,.66);font-size:11.5px;line-height:1.5}

.dock__item::after{
  content:"";position:absolute;right:18px;top:20px;
  width:16px;height:16px;opacity:.5;
  background:currentColor;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M7 17 17 7M9 7h8v8'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M7 17 17 7M9 7h8v8'/%3E%3C/svg%3E") center/contain no-repeat;
  transition:transform .34s var(--ease),opacity .34s var(--ease);
}
.dock__item:hover::after{transform:translate(2px,-2px);opacity:.9}

/* ---------- 唤出提示 ---------- */
.hint{
  position:fixed;z-index:40;
  left:50%;bottom:calc(clamp(12px,2.6vw,40px) + 58px);
  transform:translateX(-50%);
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 20px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.26);
  background:rgba(255,255,255,.12);
  backdrop-filter:blur(14px) saturate(150%);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.44);
  color:rgba(255,255,255,.9);
  font-size:12.5px;letter-spacing:.1em;
  transition:opacity .5s var(--ease),transform .5s var(--ease),visibility .5s;
}
.hint.is-hidden{opacity:0;visibility:hidden;transform:translate(-50%,14px)}
.hint svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;animation:hintBob 2.2s var(--ease) infinite}
@keyframes hintBob{0%,100%{transform:translateY(0)}50%{transform:translateY(3px)}}
/* ==========================================================================
   内容页（周年 / 日常 / 博客 / 文章）通用外壳
   ========================================================================== */
.page-sub{padding:calc(var(--bar-h,84px) + 26px) 0 0}

.ambient--soft .ambient__photo{
  filter:blur(26px) saturate(1.15) brightness(.62);
  transform:scale(1.22);
  animation:none;
}
.ambient--soft .ambient__veil{
  background:
    radial-gradient(120% 90% at 15% 5%,rgba(255,178,208,.24),transparent 58%),
    radial-gradient(110% 85% at 88% 90%,rgba(255,199,154,.20),transparent 60%),
    linear-gradient(180deg,rgba(10,6,18,.42),rgba(10,6,18,.72));
}

/* ---------- 顶部玻璃导航 ---------- */
.topbar{
  position:fixed;z-index:80;
  top:clamp(10px,1.8vw,22px);
  left:50%;transform:translateX(-50%);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:min(1180px,calc(100vw - clamp(20px,4vw,56px)));
  padding:11px 12px 11px 16px;
  border-radius:var(--radius-lg);
}

.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.brand__mark{
  display:grid;place-items:center;
  width:40px;height:40px;border-radius:14px;
  background:linear-gradient(145deg,rgba(255,255,255,.42),rgba(255,255,255,.14));
  border:1px solid rgba(255,255,255,.42);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
}
.brand__mark svg{width:21px;height:21px;fill:none;stroke:#fff;stroke-width:1.6;stroke-linejoin:round}
.brand__copy{display:grid;line-height:1.15}
.brand__copy strong{font-size:15px;letter-spacing:.04em}
.brand__copy small{color:rgba(255,255,255,.62);font-size:9.5px;letter-spacing:.2em}

.topnav{display:flex;align-items:center;gap:2px}
.topnav a{
  padding:9px 16px;border-radius:var(--radius-pill);
  font-size:13.5px;font-weight:600;color:rgba(255,255,255,.78);
  transition:background-color .28s var(--ease),color .28s var(--ease);
  white-space:nowrap;
}
.topnav a:hover{background:rgba(255,255,255,.16);color:#fff}
.topnav a[aria-current="page"]{
  color:var(--ink);
  background:rgba(255,255,255,.9);
  box-shadow:0 6px 18px -6px rgba(10,4,20,.5);
}

/* ---------- 页面标题 ---------- */
.page-head{
  position:relative;z-index:5;
  width:min(1180px,calc(100vw - clamp(20px,4vw,56px)));
  margin:clamp(28px,5vw,64px) auto clamp(20px,3vw,34px);
}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  margin-bottom:16px;
  color:rgba(255,255,255,.82);
  font-size:11px;font-weight:800;letter-spacing:.24em;text-transform:uppercase;
}
.eyebrow i{
  width:7px;height:7px;border-radius:50%;background:var(--rose);
  box-shadow:0 0 0 4px rgba(255,141,182,.24),0 0 16px rgba(255,141,182,.85);
}

.page-head h1{
  font-family:var(--font-serif);
  font-size:clamp(34px,5.4vw,66px);
  font-weight:800;line-height:1.12;letter-spacing:.01em;
  text-shadow:0 2px 26px rgba(8,3,16,.5);
}
.page-head h1 em{
  font-style:normal;
  background:linear-gradient(112deg,#fff 6%,#ffd9e8 36%,#ffe6cf 62%,#fff 90%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.page-head .lead{
  max-width:44em;margin-top:18px;
  color:rgba(255,255,255,.8);
  font-size:clamp(14px,1.3vw,16.5px);line-height:2;
  text-shadow:0 1px 16px rgba(8,3,16,.5);
}

/* ---------- 玻璃面板 ---------- */
.wrap{
  position:relative;z-index:5;
  width:min(1180px,calc(100vw - clamp(20px,4vw,56px)));
  margin:0 auto;
}
.panel{
  border-radius:var(--radius-lg);
  padding:clamp(20px,3.2vw,38px);
}
.panel + .panel{margin-top:clamp(16px,2.4vw,26px)}

.panel__title{
  display:flex;align-items:baseline;gap:12px;
  margin-bottom:20px;
}
.panel__title h2{
  font-family:var(--font-serif);
  font-size:clamp(20px,2.4vw,28px);font-weight:800;
}
.panel__title span{color:rgba(255,255,255,.6);font-size:12px;letter-spacing:.16em;text-transform:uppercase}

/* ---------- 周年时间轴 ---------- */
.timeline{position:relative;display:grid;gap:clamp(18px,2.6vw,30px)}
.timeline::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:1px;
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.42) 12%,rgba(255,255,255,.42) 88%,transparent);
  display:none;
}

.years{display:grid;gap:clamp(16px,2.4vw,26px)}

.year{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);
  gap:clamp(16px,2.6vw,32px);
  align-items:center;
  border-radius:var(--radius-lg);
  padding:clamp(16px,2.2vw,24px);
  transition:transform .5s var(--ease-soft),box-shadow .5s var(--ease);
}
.year:hover{transform:translateY(-5px)}

.year__photo{
  position:relative;overflow:hidden;
  border-radius:var(--radius-md);
  border:1px solid rgba(255,255,255,.3);
  box-shadow:0 22px 46px -20px rgba(8,3,16,.6);
  aspect-ratio:4/3;
  background:rgba(255,255,255,.08);
}
.year__photo img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease-soft)}
.year:hover .year__photo img{transform:scale(1.06)}

.year__badge{
  position:absolute;left:14px;top:14px;
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--radius-pill);
  background:rgba(20,10,28,.42);
  border:1px solid rgba(255,255,255,.3);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  font-size:12px;font-weight:800;letter-spacing:.1em;
}

.year__body h3{
  font-family:var(--font-serif);
  font-size:clamp(21px,2.6vw,31px);font-weight:800;
  letter-spacing:.01em;
}
.year__date{
  display:block;margin-top:6px;
  color:var(--peach);
  font-size:12.5px;font-weight:700;letter-spacing:.18em;
}
.year__text{margin-top:14px;color:rgba(255,255,255,.82);font-size:14.5px;line-height:2}

.year--flip .year__photo{order:2}
.year--flip .year__body{order:1}

/* 尚缺照片时的占位 */
.year__photo--empty{
  display:grid;place-items:center;gap:6px;
  color:rgba(255,255,255,.62);
  font-size:12.5px;letter-spacing:.08em;
  background:
    linear-gradient(135deg,rgba(255,255,255,.14),rgba(255,255,255,.04));
}
.year__photo--empty svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.5}

/* ---------- 卡片 / 日常 ---------- */
.cards{
  display:grid;gap:clamp(14px,2vw,22px);
  grid-template-columns:repeat(auto-fit,minmax(248px,1fr));
}
.card{
  display:grid;align-content:start;gap:12px;
  border-radius:var(--radius-lg);
  padding:clamp(16px,2vw,22px);
  transition:transform .5s var(--ease-soft),box-shadow .5s var(--ease);
}
.card:hover{transform:translateY(-6px)}
.card__photo{
  overflow:hidden;border-radius:var(--radius-md);
  border:1px solid rgba(255,255,255,.28);
  aspect-ratio:4/3;background:rgba(255,255,255,.08);
}
.card__photo img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease-soft)}
.card:hover .card__photo img{transform:scale(1.07)}
.card h3{font-size:17px;font-weight:800;letter-spacing:.01em}
.card p{color:rgba(255,255,255,.78);font-size:13.5px;line-height:1.9}
.card time{color:rgba(255,255,255,.56);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase}

/* ---------- 相册 ---------- */
.gallery{
  display:grid;gap:clamp(10px,1.5vw,16px);
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
}
.gallery figure{
  overflow:hidden;border-radius:var(--radius-md);
  border:1px solid rgba(255,255,255,.26);
  box-shadow:0 20px 44px -22px rgba(8,3,16,.62);
  aspect-ratio:1;background:rgba(255,255,255,.08);
  position:relative;
}
.gallery figure img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease-soft)}
.gallery figure:hover img{transform:scale(1.08)}
.gallery figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:26px 14px 12px;
  background:linear-gradient(180deg,transparent,rgba(10,4,18,.72));
  font-size:12.5px;font-weight:600;
}
.gallery figure.wide{grid-column:span 2;aspect-ratio:2/1}

/* ---------- 博客列表 ---------- */
.posts{display:grid;gap:clamp(12px,1.8vw,18px)}
.post{
  display:grid;grid-template-columns:150px minmax(0,1fr) auto;
  gap:clamp(14px,2vw,24px);align-items:center;
  border-radius:var(--radius-lg);
  padding:clamp(14px,1.8vw,18px);
  transition:transform .45s var(--ease-soft),box-shadow .45s var(--ease),background-color .45s var(--ease);
}
.post:hover{transform:translateX(6px)}
.post__cover{
  overflow:hidden;border-radius:var(--radius-md);
  border:1px solid rgba(255,255,255,.26);
  aspect-ratio:16/10;background:rgba(255,255,255,.08);
}
.post__cover img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease-soft)}
.post:hover .post__cover img{transform:scale(1.06)}
.post__body h3{font-size:17.5px;font-weight:800;letter-spacing:.01em}
.post__body p{margin-top:8px;color:rgba(255,255,255,.76);font-size:13.5px;line-height:1.85}
.post__meta{display:flex;gap:12px;margin-top:10px;color:rgba(255,255,255,.56);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase}
.post__go{
  display:grid;place-items:center;width:40px;height:40px;border-radius:50%;
  border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.12);
  transition:transform .4s var(--ease),background-color .4s var(--ease);
}
.post__go svg{width:17px;height:17px;fill:none;stroke:#fff;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.post:hover .post__go{transform:translateX(4px);background:rgba(255,255,255,.26)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 22px;border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.34);
  background:rgba(255,255,255,.14);
  backdrop-filter:blur(14px) saturate(150%);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.5);
  font-size:13.5px;font-weight:700;letter-spacing:.02em;
  transition:transform .3s var(--ease),background-color .3s var(--ease);
}
.btn:hover{transform:translateY(-2px);background:rgba(255,255,255,.26)}
.btn--solid{color:var(--ink);background:rgba(255,255,255,.92);border-color:transparent}
.btn--solid:hover{background:#fff}
.btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}

/* ---------- 文章正文 ---------- */
.prose{
  border-radius:var(--radius-lg);
  padding:clamp(22px,3.6vw,52px);
}
.prose h2{
  font-family:var(--font-serif);
  font-size:clamp(21px,2.5vw,29px);font-weight:800;
  margin:34px 0 14px;
}
.prose h2:first-child{margin-top:0}
.prose p{margin:14px 0;color:rgba(255,255,255,.86);font-size:15.5px;line-height:2.05}
.prose blockquote{
  margin:22px 0;padding:18px 22px;
  border-left:2px solid rgba(255,255,255,.5);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.86);font-style:italic;
}
.prose ol,.prose ul{margin:16px 0;padding-left:22px}
.prose li{margin:9px 0;color:rgba(255,255,255,.86);font-size:15px;line-height:1.95}
.prose ol{list-style:decimal}
.prose ul{list-style:disc}
.prose strong{color:#fff}
.prose hr{border:0;height:1px;margin:30px 0;background:rgba(255,255,255,.22)}
.prose .letter{
  font-family:var(--font-serif);
  font-size:clamp(17px,1.9vw,21px);line-height:2.3;
  color:#fff;
}

/* ---------- 页脚 ---------- */
.sub-footer{
  position:relative;z-index:5;
  width:min(1180px,calc(100vw - clamp(20px,4vw,56px)));
  margin:clamp(34px,6vw,72px) auto 0;
  padding:26px 0 clamp(30px,5vw,54px);
  border-top:1px solid rgba(255,255,255,.16);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:rgba(255,255,255,.6);font-size:12.5px;letter-spacing:.04em;
}
.sub-footer a:hover{color:#fff}

/* ---------- 飘雪（snow 文章） ---------- */
.snowfall{position:fixed;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.snowflake{
  position:absolute;top:-12px;
  width:8px;height:8px;border-radius:50%;
  background:#fff;
  box-shadow:0 0 12px rgba(255,255,255,.95);
  animation:snowFall linear forwards;
}
@keyframes snowFall{
  from{transform:translate3d(0,-10vh,0) rotate(0deg);opacity:0}
  12%{opacity:.9}
  to{transform:translate3d(var(--sway,24px),108vh,0) rotate(360deg);opacity:.1}
}

/* ---------- 滚动出现 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .85s var(--ease-soft),transform .85s var(--ease-soft);transition-delay:var(--reveal-delay,0ms)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 返回首页悬浮键 ---------- */
.fab{
  position:fixed;z-index:70;right:clamp(14px,2.4vw,30px);bottom:clamp(14px,2.4vw,30px);
  display:grid;place-items:center;width:52px;height:52px;border-radius:50%;
  border:1px solid rgba(255,255,255,.34);
  background:rgba(255,255,255,.14);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.5),0 16px 34px -14px rgba(8,3,16,.7);
  transition:transform .3s var(--ease),background-color .3s var(--ease);
}
.fab:hover{transform:translateY(-3px);background:rgba(255,255,255,.26)}
.fab svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width:1080px){
  .year{grid-template-columns:minmax(0,1fr)}
  .year--flip .year__photo{order:-1}
}

@media (max-width:860px){
  .post{grid-template-columns:110px minmax(0,1fr);row-gap:12px}
  .post__go{grid-column:2;justify-self:start}
  .topnav a{padding:8px 12px;font-size:12.5px}
  .brand__copy small{display:none}
}

@media (max-width:720px){
  .dock{
    flex-direction:column;
    width:min(304px,calc(100vw - 32px));
    padding:9px;gap:6px;
  }
  .dock__item{width:100%;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;column-gap:12px;padding:11px 14px}
  .dock__icon{grid-row:1;margin-bottom:0;width:34px;height:34px;border-radius:11px}
  .dock__meta{display:none}
  .dock__item::after{top:calc(50% - 8px);bottom:auto}
  .gallery figure.wide{grid-column:span 1;aspect-ratio:1}
  .gallery{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
  .screen__meta{gap:20px}
  .screen__meta div{min-width:66px}
  .page-sub{padding-top:calc(var(--bar-h,84px) + 8px)}
  .brand__copy{display:none}
  .topbar{padding:9px 12px}
}

@media (max-width:480px){
  .post{grid-template-columns:minmax(0,1fr)}
  .post__cover{aspect-ratio:16/9}
  .post__go{grid-column:1}
  .prose{padding:20px 18px}
}

/* ---------- 矮屏适配 ---------- */
@media (max-height:840px){
  .screen__title{font-size:clamp(36px,5.6vw,80px)}
  .screen__sub{font-size:14.5px}
  .screen__meta{margin-top:22px;padding-top:16px}
  .dock{padding:9px}
  .dock__item{padding:12px 15px 11px}
  .dock__icon{width:33px;height:33px;margin-bottom:5px}
}
@media (max-height:700px){
  .screen__sub{display:none}
  .screen__meta{margin-top:16px;padding-top:12px}
}

/* ---------- 降级与无障碍 ---------- */
@supports not ((backdrop-filter:blur(4px)) or (-webkit-backdrop-filter:blur(4px))){
  .glass,.screen__pane,.dock,.hint,.topbar,.fab,.btn{
    background:linear-gradient(150deg,rgba(46,32,58,.92),rgba(30,20,42,.88));
  }
  .screen__pane{background:linear-gradient(150deg,rgba(46,32,58,.86),rgba(30,20,42,.82))}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none}
  .ambient__photo{transform:none}
}