/* =========================================================
   野猪篱 Wild Boar Hedge — 全局样式 v3（三页结构）
   封面 / 博客时间线 / 关于
   ========================================================= */

/* ---------- 1. 设计变量 ---------- */
:root{
  --green:      #7CB342;
  --green-mid:  #689F38;
  --green-deep: #557F29;
  --green-soft: #A9D27F;
  --green-wash: #DCECC8;
  --mint:       #E8F5E9;
  --mint-2:     #DCEFE0;
  --paper:      #FAFBF8;
  --paper-warm: #F5F3EA;
  --card:       #FFFFFF;
  --ink:        #2E4D20;
  --ink-2:      #58724B;
  --ink-3:      #90A582;
  --wood:       #8D6E63;
  --wood-soft:  #BCAAA4;
  --line:       #E2ECDA;
  --line-soft:  #EDF3E6;
  --nav-bg:     rgba(250,251,248,.82);

  /* —— 封面场景 · 天空 —— */
  --cover-sky:linear-gradient(180deg,#E7F3DC 0%,#F1F8E9 46%,#E4F0D6 100%);
  --cover-sun:radial-gradient(circle,#FFFDF0 0,#FFF4C8 40%,#F8E48E 68%,rgba(248,228,142,0) 73%);
  --sun-glow-1:#FFF7D6; --sun-glow-2:#FBE9A8; --sun-warm:#FFEFA8;
  --cover-cloud:#FFFFFF; --cloud-top:#FFFFFF; --cloud-under:#E2EDD8;
  --sky-haze:#D6E8BE;

  /* —— 封面场景 · 山体三层（顶受光 / 中间调 / 谷底 + 刻痕色） —— */
  --hill-haze:#D2E6B9;
  --hill-far-top:#D5E7BA;  --hill-far:#BAD698;  --hill-far-bot:#A6C784;  --hill-far-shade:#7CA75C;
  --hill-mid-top:#B1D792;  --hill-mid:#95C477;  --hill-mid-bot:#79AF5C;  --hill-mid-shade:#5C923E;
  --hill-near-top:#8DC36D; --hill-near:#75B359; --hill-near-bot:#5D9A45; --hill-near-shade:#3C6E2E;
  --hill-rim:#F4FBE2;

  /* —— 封面场景 · 植被 —— */
  --tree:#5E9A47; --tree-far:#94BC79; --tree-trunk:#8D6E63;
  --grass-1:#5E9440; --grass-2:#79B157; --grass-3:#9AC973;

  /* —— 封面场景 · 木料 —— */
  --fence-l:#D3BCA4; --fence-m:#B9A089; --fence-d:#9C826C; --fence-dd:#7A6350;
  --fence-nail:#6B5949; --fence-shadow:rgba(74,96,54,.30);

  /* —— 封面场景 · 花与藤 —— */
  --flower-1:#FBE6EB; --flower-2:#F0BFC9; --flower-core:#F6D98A; --flower-core-2:#E4B457;
  --flower:#EFB9C4; --flower-dot:#F3C6D1;
  --vine:#5E9440; --vine-2:#7CB342;

  /* —— 封面场景 · 野猪 —— */
  --cb-eye:#3A2C22; --boar-blush:#F2A6A0; --boar-shadow:rgba(74,96,54,.22);

  /* —— 推门过场 —— */
  --gate-dim:#33251B;
  --gate-veil:var(--paper);

  /* —— 内页背景 —— */
  --pb-glow:rgba(169,210,127,.30);
  --pb-hill-1:#DCEBC6; --pb-hill-2:#CCE2B0; --pb-hill-3:#BBD898;
  --pb-pollen:#EDD98F;
  --pb-tree:#AECF92; --pb-bush:#C4DFA9; --pb-stem:#8FBF6E; --pb-flower-core:#F0D48A;
  --pb-flower:#F2C4CF; --pb-flower-2:#F6DCC2; --pb-flower-3:#E9DDF4;
  --footer-wash:rgba(233,245,234,.42);

  /* —— 鼠标光晕（只在光标周围一小圈） —— */
  --cursor-glow-1:rgba(255,244,196,.7);
  --cursor-glow-2:rgba(255,248,214,.3);

  --pollen:#F6E7A8;
  --scene-grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.15 0 0 0 0 0.26 0 0 0 0 0.10 0 0 0 0.085 0'/%3E%3C/filter%3E%3Crect width='150' height='150' filter='url(%23n)'/%3E%3C/svg%3E");

  /* 代码高亮 */
  --code-bg:#F5F8EF;
  --tok-comment:#8FA384; --tok-string:#B0714A;
  --tok-keyword:#5B8C2A; --tok-number:#9C7A4E;

  /* 共用装饰：页眉分隔纹 / 页脚草际线 */
  --orn-rule:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='14' viewBox='0 0 80 14'%3E%3Cpath d='M2 7h26M52 7h26' stroke='%23A9D27F' stroke-width='1.4' stroke-dasharray='3 4'/%3E%3Cpath d='M40 2c3 2.6 3 7.4 0 10-3-2.6-3-7.4 0-10z' fill='%23A9D27F'/%3E%3C/svg%3E");
  --grass-strip:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='640' height='34' viewBox='0 0 640 34'%3E%3Cg fill='%23A9D27F'%3E%3Cpath d='M12 34Q13 22 5 10Q15 20.8 16 34Z'/%3E%3Cpath d='M56 34Q57 20.5 65 7Q59 19.2 60 34Z'/%3E%3Cpath d='M102 34Q103 23 98 12Q105 21.9 106 34Z'/%3E%3Cpath d='M150 34Q151 21 161 8Q153 19.7 154 34Z'/%3E%3Cpath d='M196 34Q197 22.5 190 11Q199 21.4 200 34Z'/%3E%3Cpath d='M244 34Q245 20 252 6Q247 18.6 248 34Z'/%3E%3Cpath d='M292 34Q293 23.5 287 13Q295 22.5 296 34Z'/%3E%3Cpath d='M340 34Q341 21 350 8Q343 19.7 344 34Z'/%3E%3Cpath d='M388 34Q389 22 381 10Q391 20.8 392 34Z'/%3E%3Cpath d='M436 34Q437 20.5 444 7Q439 19.2 440 34Z'/%3E%3Cpath d='M484 34Q485 23 479 12Q487 21.9 488 34Z'/%3E%3Cpath d='M532 34Q533 21 543 8Q535 19.7 536 34Z'/%3E%3Cpath d='M580 34Q581 22.5 576 11Q583 21.4 584 34Z'/%3E%3Cpath d='M620 34Q621 21.5 629 9Q623 20.3 624 34Z'/%3E%3C/g%3E%3Cg fill='%237CB342'%3E%3Cpath d='M34 34Q35 25.5 42 17Q37 24.7 38 34Z'/%3E%3Cpath d='M80 34Q81 24.5 77 15Q83 23.6 84 34Z'/%3E%3Cpath d='M126 34Q127 26.5 135 19Q129 25.8 130 34Z'/%3E%3Cpath d='M174 34Q175 24 170 14Q177 23 178 34Z'/%3E%3Cpath d='M220 34Q221 26 228 18Q223 25.2 224 34Z'/%3E%3Cpath d='M268 34Q269 25 263 16Q271 24.1 272 34Z'/%3E%3Cpath d='M316 34Q317 27 323 20Q319 26.3 320 34Z'/%3E%3Cpath d='M364 34Q365 24.5 360 15Q367 23.6 368 34Z'/%3E%3Cpath d='M412 34Q413 26 420 18Q415 25.2 416 34Z'/%3E%3Cpath d='M460 34Q461 25 457 16Q463 24.1 464 34Z'/%3E%3Cpath d='M508 34Q509 26.5 517 19Q511 25.8 512 34Z'/%3E%3Cpath d='M556 34Q557 24.5 552 15Q559 23.6 560 34Z'/%3E%3Cpath d='M604 34Q605 26 611 18Q607 25.2 608 34Z'/%3E%3C/g%3E%3Cg fill='%23EFB9C4'%3E%3Ccircle cx='70' cy='29' r='2.2'/%3E%3Ccircle cx='248' cy='28' r='2'/%3E%3Ccircle cx='430' cy='29' r='2.2'/%3E%3Ccircle cx='598' cy='28' r='2'/%3E%3C/g%3E%3C/svg%3E");

  --tex-dots: radial-gradient(rgba(124,179,66,.10) 1px,transparent 1.3px);
  --tex-grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.18 0 0 0 0 0.30 0 0 0 0 0.13 0 0 0 0.035 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");

  --r-l:18px; --r-m:14px; --r-s:9px;
  --shadow-s:0 1px 2px rgba(46,77,32,.04), 0 4px 12px rgba(46,77,32,.06);
  --shadow-m:0 2px 5px rgba(46,77,32,.05), 0 14px 30px rgba(46,77,32,.10);
  --shadow-l:0 6px 14px rgba(46,77,32,.06), 0 26px 54px rgba(46,77,32,.14);
  --shadow-green:0 8px 20px rgba(104,159,56,.28);

  --wrap:1080px; --nav-h:68px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);

  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-serif:"Noto Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}

html[data-theme="dark"]{
  --green:#93CE5C; --green-mid:#83BE4E; --green-deep:#B0E07E; --green-soft:#5C7E45;
  --green-wash:#33482B;
  --mint:#243224;  --mint-2:#2B3B2A;
  --paper:#141A13;  --paper-warm:#1B2318;  --card:#1E271C;
  --ink:#DEEAD6;   --ink-2:#A9BFA0;       --ink-3:#7E9275;
  --wood:#CBAEA2;  --wood-soft:#8D746A;
  --line:#303D2C;  --line-soft:#283326;
  --nav-bg:rgba(20,26,19,.85);

  /* —— 封面场景 · 夜空 —— */
  --cover-sky:linear-gradient(180deg,#0E150D 0%,#131C12 46%,#111911 100%);
  --cover-sun:radial-gradient(circle at 38% 34%,#FBF7E2 0 26%,#EAE5C6 52%,#C9CBA4 74%,rgba(201,203,164,0) 78%);
  --sun-glow-1:#F7F2D6; --sun-glow-2:#C6CBA6; --sun-warm:#B6C79A;
  --cover-cloud:#2A3527; --cloud-top:#3A4B36; --cloud-under:#1E271C;
  --sky-haze:#2E3D2A;

  /* —— 月下山体：靠轮廓光分层，而不是靠明度 —— */
  --hill-haze:#2E3D2A;
  --hill-far-top:#33432D;  --hill-far:#2A3828;  --hill-far-bot:#243022;  --hill-far-shade:#44583A;
  --hill-mid-top:#293721;  --hill-mid:#222D1F;  --hill-mid-bot:#1B2518;  --hill-mid-shade:#3A4C2D;
  --hill-near-top:#1F2A17;  --hill-near:#18210F; --hill-near-bot:#131A0B; --hill-near-shade:#2F3F24;
  --hill-rim:#8FB86A;

  --tree:#253222; --tree-far:#2E3C29; --tree-trunk:#5E4A42;
  --grass-1:#3A4A30; --grass-2:#49613B; --grass-3:#5E7D4A;

  --fence-l:#9C8371; --fence-m:#806B5D; --fence-d:#66544A; --fence-dd:#4A3D35;
  --fence-nail:#3B312B; --fence-shadow:rgba(0,0,0,.34);

  --flower-1:#C99CA8; --flower-2:#A87C88; --flower-core:#D8C083; --flower-core-2:#B99F62;
  --flower:#D9A6B4; --flower-dot:#B98D99;
  --vine:#79B45A; --vine-2:#93CE5C;

  --cb-eye:#33261F; --boar-blush:#D98F8A; --boar-shadow:rgba(0,0,0,.32);

  --gate-dim:#0B100A;
  --gate-veil:var(--paper);

  --pb-glow:rgba(147,206,92,.16);
  --pb-hill-1:#1C2619; --pb-hill-2:#212D1D; --pb-hill-3:#27331F;
  --pb-pollen:#D9D69A;
  --pb-tree:#232E1F; --pb-bush:#28351F; --pb-stem:#3E5236; --pb-flower-core:#8A7A4E;
  --pb-flower:#6B5260; --pb-flower-2:#6C6048; --pb-flower-3:#565270;
  --footer-wash:rgba(30,42,30,.5);

  --cursor-glow-1:rgba(206,238,164,.42);
  --cursor-glow-2:rgba(188,226,148,.17);

  --pollen:#E8E3B0;
  --scene-grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.86 0 0 0 0 0.91 0 0 0 0 0.82 0 0 0 0.07 0'/%3E%3C/filter%3E%3Crect width='150' height='150' filter='url(%23n)'/%3E%3C/svg%3E");

  --code-bg:#121A11;
  --tok-comment:#7C8F72; --tok-string:#DDA87B;
  --tok-keyword:#A6DD72; --tok-number:#CFB49C;

  --grass-strip:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='640' height='34' viewBox='0 0 640 34'%3E%3Cg fill='%23455C36'%3E%3Cpath d='M12 34Q13 22 5 10Q15 20.8 16 34Z'/%3E%3Cpath d='M56 34Q57 20.5 65 7Q59 19.2 60 34Z'/%3E%3Cpath d='M102 34Q103 23 98 12Q105 21.9 106 34Z'/%3E%3Cpath d='M150 34Q151 21 161 8Q153 19.7 154 34Z'/%3E%3Cpath d='M196 34Q197 22.5 190 11Q199 21.4 200 34Z'/%3E%3Cpath d='M244 34Q245 20 252 6Q247 18.6 248 34Z'/%3E%3Cpath d='M292 34Q293 23.5 287 13Q295 22.5 296 34Z'/%3E%3Cpath d='M340 34Q341 21 350 8Q343 19.7 344 34Z'/%3E%3Cpath d='M388 34Q389 22 381 10Q391 20.8 392 34Z'/%3E%3Cpath d='M436 34Q437 20.5 444 7Q439 19.2 440 34Z'/%3E%3Cpath d='M484 34Q485 23 479 12Q487 21.9 488 34Z'/%3E%3Cpath d='M532 34Q533 21 543 8Q535 19.7 536 34Z'/%3E%3Cpath d='M580 34Q581 22.5 576 11Q583 21.4 584 34Z'/%3E%3Cpath d='M620 34Q621 21.5 629 9Q623 20.3 624 34Z'/%3E%3C/g%3E%3Cg fill='%2379B45A'%3E%3Cpath d='M34 34Q35 25.5 42 17Q37 24.7 38 34Z'/%3E%3Cpath d='M80 34Q81 24.5 77 15Q83 23.6 84 34Z'/%3E%3Cpath d='M126 34Q127 26.5 135 19Q129 25.8 130 34Z'/%3E%3Cpath d='M174 34Q175 24 170 14Q177 23 178 34Z'/%3E%3Cpath d='M220 34Q221 26 228 18Q223 25.2 224 34Z'/%3E%3Cpath d='M268 34Q269 25 263 16Q271 24.1 272 34Z'/%3E%3Cpath d='M316 34Q317 27 323 20Q319 26.3 320 34Z'/%3E%3Cpath d='M364 34Q365 24.5 360 15Q367 23.6 368 34Z'/%3E%3Cpath d='M412 34Q413 26 420 18Q415 25.2 416 34Z'/%3E%3Cpath d='M460 34Q461 25 457 16Q463 24.1 464 34Z'/%3E%3Cpath d='M508 34Q509 26.5 517 19Q511 25.8 512 34Z'/%3E%3Cpath d='M556 34Q557 24.5 552 15Q559 23.6 560 34Z'/%3E%3Cpath d='M604 34Q605 26 611 18Q607 25.2 608 34Z'/%3E%3C/g%3E%3Cg fill='%23C08E9C'%3E%3Ccircle cx='70' cy='29' r='2.2'/%3E%3Ccircle cx='248' cy='28' r='2'/%3E%3Ccircle cx='430' cy='29' r='2.2'/%3E%3Ccircle cx='598' cy='28' r='2'/%3E%3C/g%3E%3C/svg%3E");

  --tex-dots: radial-gradient(rgba(147,206,92,.07) 1px,transparent 1.3px);
  --tex-grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.85 0 0 0 0 0.9 0 0 0 0 0.82 0 0 0 0.028 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");

  --shadow-s:0 1px 2px rgba(0,0,0,.25), 0 4px 12px rgba(0,0,0,.28);
  --shadow-m:0 2px 5px rgba(0,0,0,.3), 0 14px 30px rgba(0,0,0,.4);
  --shadow-l:0 6px 14px rgba(0,0,0,.35), 0 26px 54px rgba(0,0,0,.55);
  --shadow-green:0 8px 20px rgba(93,140,42,.22);
}

/* ---------- 2. 基础重置 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background-color:var(--paper);
  background-image:var(--tex-grain),var(--tex-dots);
  background-size:140px 140px,24px 24px;
  background-attachment:fixed,fixed;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  transition:background-color .35s var(--ease),color .35s var(--ease);
  overflow-x:hidden;
}
h1,h2,h3,h4{line-height:1.4;font-weight:600;margin:0 0 .6em}
p{margin:0 0 1em}
a{color:var(--green-deep);text-decoration:none;transition:color .2s}
a:hover{color:var(--green-mid)}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer}
ul,ol{padding-left:1.4em}
hr{border:none;border-top:1px dashed var(--line);margin:2.4em 0}
::selection{background:rgba(124,179,66,.28);color:var(--ink)}
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-thumb{background:var(--green-soft);border-radius:8px;border:2px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-thumb:hover{background:var(--green);background-clip:content-box;border:2px solid transparent}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:22px}
main .wrap{position:relative}
main .wrap::before{
  content:"";position:absolute;top:-40px;left:50%;transform:translateX(-50%);
  /* 必须跟着视口收窄，否则窄屏下会左右溢出、把整页撑宽 */
  width:min(780px,100%);height:320px;pointer-events:none;z-index:0;
  background:radial-gradient(closest-side,rgba(169,210,127,.18),transparent);
}
html[data-theme="dark"] main .wrap::before{
  background:radial-gradient(closest-side,rgba(147,206,92,.09),transparent);
}
main .wrap > *{position:relative;z-index:1}

/* ---------- 3. 顶部导航 ---------- */
.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--nav-h);
  background:var(--nav-bg);
  backdrop-filter:blur(14px) saturate(160%);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid var(--line-soft);
}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink)}
.brand-mark{width:40px;height:auto;color:var(--green-mid);flex:none;transition:transform .4s var(--ease-out)}
.brand:hover .brand-mark{transform:rotate(-7deg) scale(1.05)}
.brand-img{
  width:40px;height:40px;border-radius:50%;object-fit:cover;flex:none;
  border:2.5px solid var(--card);box-shadow:0 0 0 2px var(--green-soft),var(--shadow-s);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;letter-spacing:.1em;font-family:var(--font-serif);font-weight:700}
.brand-text em{font-style:normal;font-family:var(--font-serif);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-3)}
.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-menu{display:flex;align-items:center;gap:2px}
.nav-menu a{position:relative;padding:8px 17px;border-radius:999px;font-size:14.5px;color:var(--ink-2);white-space:nowrap;transition:background .22s var(--ease),color .22s}
.nav-menu a:hover{background:var(--mint);color:var(--green-deep)}
.nav-menu a.active{background:var(--green);color:#fff;box-shadow:var(--shadow-green)}
.theme-toggle{
  width:38px;height:38px;margin-left:6px;flex:none;display:grid;place-items:center;
  border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--ink-2);
  transition:border-color .25s,color .25s,transform .4s var(--ease-out),background .25s;
}
.theme-toggle:hover{border-color:var(--green-soft);color:var(--green-mid);transform:rotate(-20deg) scale(1.06)}
.theme-toggle svg{width:18px;height:18px}
html[data-theme="dark"] .ico-sun{display:none}
html:not([data-theme="dark"]) .ico-moon{display:none}
.nav-toggle{
  display:none;width:40px;height:40px;padding:0;border:1px solid var(--line);border-radius:var(--r-s);
  background:var(--card);flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-2);transition:transform .25s var(--ease),opacity .2s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 封面页导航：初始透明，滚动后落底 */
.site-nav--ghost{background:transparent;border-bottom-color:transparent;transition:background .35s var(--ease),border-color .35s var(--ease)}
.site-nav--ghost.is-scrolled{background:var(--nav-bg);border-bottom-color:var(--line-soft)}

/* 主题切换时的自然过渡 */
.theme-fade, .theme-fade *, .theme-fade *::before, .theme-fade *::after{
  transition:background-color .8s ease,color .8s ease,border-color .8s ease,
             fill .8s ease,stroke .8s ease !important;
}

/* ---------- 4. 通用页面 ---------- */
main{padding-top:calc(var(--nav-h) + 42px);padding-bottom:24px;min-height:72vh;position:relative;z-index:1}
.page-head{text-align:center;margin-bottom:40px;position:relative}
.page-head h1{font-family:var(--font-serif);font-weight:700;font-size:clamp(26px,4.8vw,34px);letter-spacing:.12em;margin-bottom:10px}
.page-head p{margin:0;color:var(--ink-3);font-size:14px}
.page-head::after{
  content:"";display:block;width:110px;height:14px;margin:16px auto 0;
  background:center/contain no-repeat var(--orn-rule);opacity:.9;
}
.deco{position:absolute;color:var(--green-soft);pointer-events:none;z-index:0}
.deco--leaf{width:44px;top:-18px;right:4px;opacity:.5;transform:rotate(20deg)}
.page-head > *:not(.deco):not(.head-sprig){position:relative;z-index:1}

/* 标题两旁的小草丛 */
.head-sprig{position:absolute;top:14px;width:76px;height:auto;pointer-events:none;z-index:0}
.head-sprig--l{left:6%}
.head-sprig--r{right:6%;transform:scaleX(-1)}
.hs-back{fill:var(--grass-2);opacity:.7}
.hs-front{fill:var(--grass-3);opacity:.9}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:11px 26px;border-radius:999px;
  font-size:14.5px;letter-spacing:.06em;border:1px solid transparent;
  background:linear-gradient(135deg,#8BC34A,var(--green-mid));color:#fff;
  box-shadow:var(--shadow-green),inset 0 1px 0 rgba(255,255,255,.34);
  transition:transform .24s var(--ease),box-shadow .24s,filter .24s;
}
.btn:hover{
  color:#fff;transform:translateY(-2px);filter:saturate(1.06);
  box-shadow:0 10px 24px rgba(104,159,56,.36),inset 0 1px 0 rgba(255,255,255,.42);
}
.btn:active{transform:translateY(0)}
.btn--lg{padding:14px 34px;font-size:15.5px}

/* ---------- 6. 封面页 ---------- */
/* 封面没有 page-bg，不需要 main 的层级；留着它会把鼠标光晕整个盖住 */
.cover-main{padding:0;min-height:auto;z-index:auto}
.cover{
  position:relative;
  min-height:100vh;
  /* 手机地址栏会占掉一截，100vh 比实际可见区高；svh 才是"地址栏展开时"的高度 */
  min-height:100svh;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
  background:var(--cover-sky);
  transition:background .4s var(--ease);
}
.cover-scene{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.scene-defs{position:absolute;width:0;height:0;overflow:hidden}

/* 天空：太阳光晕 + 地平线雾带 */
.cover-glow{
  position:absolute;top:-20%;right:-14%;width:min(70vw,820px);aspect-ratio:1;
  border-radius:50%;
  background:radial-gradient(closest-side,var(--sun-glow-1) 0,var(--sun-glow-2) 34%,transparent 70%);
  opacity:.32;
}
.cover-horizon{
  position:absolute;left:-6%;right:-6%;bottom:6vh;height:26vh;
  background:radial-gradient(closest-side ellipse at 50% 100%,var(--sky-haze) 0,transparent 74%);
  opacity:.34;
}

.cover-sun{
  position:absolute;top:8%;right:13%;
  width:130px;height:130px;border-radius:50%;
  background:var(--cover-sun);
  box-shadow:0 0 48px 10px rgba(250,232,150,.28), 0 0 118px 44px rgba(250,232,150,.13);
  animation:sunPulse 7s ease-in-out infinite;
}
.cover-moon{
  position:absolute;top:5%;right:10%;
  width:150px;height:150px;display:none;
  animation:sunPulse 6s ease-in-out infinite;
}
html[data-theme="dark"] .cover-sun{display:none}
html[data-theme="dark"] .cover-moon{display:block}
@keyframes sunPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}

.cover-cloud{
  position:absolute;width:132px;height:36px;border-radius:999px;
  background:linear-gradient(180deg,var(--cloud-top),var(--cover-cloud) 58%,var(--cloud-under));
  box-shadow:0 12px 22px rgba(46,77,32,.07);
}
.cover-cloud::before,.cover-cloud::after{
  content:"";position:absolute;border-radius:50%;
  background:linear-gradient(180deg,var(--cloud-top),var(--cover-cloud));
}
.cover-cloud::before{width:56px;height:56px;left:16px;top:-24px}
.cover-cloud::after{width:42px;height:42px;right:18px;top:-17px}
.cover-cloud--a{top:16%;left:10%;animation:driftA 26s ease-in-out infinite alternate}
.cover-cloud--b{top:28%;left:62%;opacity:.5;animation:driftB 34s ease-in-out infinite alternate}
.cover-cloud--c{top:8%;left:33%;opacity:.36;animation:driftC 44s ease-in-out infinite alternate}
@keyframes driftA{from{transform:translateX(-14px)}to{transform:translateX(26px)}}
@keyframes driftB{from{transform:scale(.72) translateX(0)}to{transform:scale(.72) translateX(-30px)}}
@keyframes driftC{from{transform:scale(.62) translateX(0)}to{transform:scale(.62) translateX(34px)}}

/* 掠过天空的鸟 */
.cover-birds{
  position:absolute;top:10%;left:20%;width:112px;height:auto;
  color:var(--ink-3);opacity:.45;
  animation:birdGlide 38s ease-in-out infinite;
}
@keyframes birdGlide{
  0%,100%{transform:translate(0,0)}
  50%{transform:translate(58px,-12px)}
}

/* 山丘：三层叠压，近实远虚 */
.cover-hills{position:absolute;left:0;right:0;bottom:0;width:100%;height:44vh}

/* 篱笆：木料颜色全部由 <use> 上的渐变决定 */
.cover-fence{
  position:absolute;left:0;right:0;bottom:12.2vh;
  width:100%;
  /* viewBox 是 1440×96；高度必须 ≥ 宽度/15，否则 slice 会在宽屏上裁掉顶栏和桩顶 */
  height:max(62px,6.7vw);
}
.fence-shadow{fill:var(--fence-shadow)}

/* ---------- 篱门：推门过场 ----------
   时间轴（总计 2450ms，与 blog.js 里的 DURATION 对齐）
     0.15s 门开始转 · 0.35s 门缝透光 · 1.05s 野猪跑进门
     1.20s 文字退场 · 1.30s 镜头推近 · 1.55s 化白                */
.gate{transform-box:view-box;will-change:transform}
.gate--l{transform-origin:620px 54px}
.gate--r{transform-origin:820px 54px}
.gate-shade{opacity:0}

.cover::after{
  content:"";position:absolute;inset:0;z-index:6;pointer-events:none;
  background:var(--gate-veil);opacity:0;
}
.cover.is-opening .cover-scene{transform-origin:50% 76%}
.cover.is-opening .gate--l{animation:gateSwing 1.5s .15s forwards}
.cover.is-opening .gate--r{animation:gateSwing 1.5s .26s forwards}
.cover.is-opening .gate-shade{animation:gateDim 1.5s .15s forwards}
.cover.is-opening .gate--r .gate-shade{animation-delay:.26s}
.cover.is-opening .cb--a,
.cover.is-opening .cb--b{animation-play-state:paused}
.cover.is-opening .cb-hop{animation:boarRun .95s var(--ease-out) 1.2s forwards}
.cover.is-opening .cb--b .cb-hop{animation-delay:1.3s}
.cover.is-opening .cover-inner{animation:innerOut .8s ease 1.15s forwards}
.cover.is-opening .cover-scene{animation:scenePush 1.25s var(--ease-out) 1.35s forwards}
.cover.is-opening::after{animation:gateVeil .8s ease 1.8s forwards}

/* 门：先把铰链吃住的涩劲磨过去（慢）→ 荡开（快）→ 收尾稳住（缓） */
@keyframes gateSwing{
  0%{transform:scaleX(1);animation-timing-function:cubic-bezier(.55,.06,.68,.19)}
  16%{transform:scaleX(.94);animation-timing-function:cubic-bezier(.22,.61,.36,1)}
  100%{transform:scaleX(.035)}
}
@keyframes gateDim{
  0%{opacity:0}
  16%{opacity:.1}
  100%{opacity:.38}
}
@keyframes boarRun{
  0%{transform:translateY(0) scale(1);opacity:1}
  16%{transform:translateY(-19px) scale(1.06,.94)}
  32%{transform:translateY(0) scale(.94,1.06)}
  46%{transform:translateY(-7px) scale(1.02,.98)}
  70%{transform:translateY(-8px) scale(.84);opacity:1}
  100%{transform:translateY(-18px) scale(.42);opacity:0}
}
@keyframes innerOut{
  0%{opacity:1;transform:translateY(0) scale(1)}
  100%{opacity:0;transform:translateY(-22px) scale(.96)}
}
@keyframes scenePush{
  0%{transform:scale(1)}
  100%{transform:scale(1.24)}
}
@keyframes gateVeil{from{opacity:0}to{opacity:1}}

/* 点任意一只野猪冒出来的爱心（封面 / 页脚通用） */
.heart-pop{
  position:fixed;width:15px;height:15px;z-index:120;pointer-events:none;
  color:var(--flower);
  animation:heartPop 1.4s var(--ease-out) forwards;
}
@keyframes heartPop{
  0%{opacity:0;transform:translate(-50%,-50%) scale(.3)}
  22%{opacity:1;transform:translate(-50%,-50%) scale(1.18)}
  100%{opacity:0;transform:translate(calc(-50% + var(--dx)),calc(-50% - 76px)) scale(.72)}
}

/* 花丛边打转的小蝴蝶 */
.cover-butterfly{
  position:absolute;left:26%;bottom:24vh;width:24px;height:auto;
  color:var(--flower);
  animation:bfWander 27s ease-in-out infinite;
}
.bf-wing{fill:currentColor}
.bf-wing--lo{fill:var(--flower-1);opacity:.92}
.bf-body{fill:#6B5949}
.bf-antenna{fill:none;stroke:currentColor;stroke-width:.9;stroke-linecap:round;opacity:.8}
.bf-wings{transform-box:view-box;transform-origin:12px 9px;animation:bfFlap .4s ease-in-out infinite alternate}
@keyframes bfFlap{from{transform:scaleX(1)}to{transform:scaleX(.4)}}
@keyframes bfWander{
  0%,100%{transform:translate(0,0) rotate(0)}
  20%{transform:translate(48px,-40px) rotate(8deg)}
  40%{transform:translate(-16px,-66px) rotate(-6deg)}
  60%{transform:translate(-54px,-24px) rotate(-10deg)}
  80%{transform:translate(20px,16px) rotate(6deg)}
}

/* 藤蔓 */
.fence-vine .fv-stem{fill:none;stroke:var(--vine);stroke-width:1.8;stroke-linecap:round}
.fence-vine .fv-leaf{fill:var(--vine-2)}
.fence-vine .fv-bloom{fill:var(--flower)}

/* 两只小野猪：左边深棕、右边奶白 */
.cover-boars{
  position:absolute;bottom:10.6vh;left:50%;
  width:114px;height:auto;
  transform:translateX(-50%);
  pointer-events:auto;cursor:pointer;
  transition:transform .35s var(--ease-out);
}
.cover-boars:hover{transform:translateX(-50%) scale(1.07)}
.cover-boars .cb--a{--cb-body:#A07E66;--cb-belly:#C09E85;--cb-ear:#8E6C56;--cb-snout:#DCC3AC;--cb-line:#7A5645}
.cover-boars .cb--b{--cb-body:#FCF6EC;--cb-belly:#FFFFFF;--cb-ear:#EFE2D2;--cb-snout:#F7E5E0;--cb-line:#D6BFA8}
html[data-theme="dark"] .cover-boars .cb--a{--cb-body:#B08C72;--cb-belly:#CBA98F;--cb-ear:#9C7860;--cb-snout:#E2C9B4;--cb-line:#8A6650}
html[data-theme="dark"] .cover-boars .cb--b{--cb-body:#FBF3E6;--cb-belly:#FFFFFF;--cb-ear:#EDDFCC;--cb-snout:#F8E8E2;--cb-line:#D2BCA4}

.cb-body{fill:var(--cb-body);stroke:var(--cb-line);stroke-width:.9}
.cb-belly{fill:var(--cb-belly);opacity:.5}
.cb-ear{fill:var(--cb-ear);stroke:var(--cb-line);stroke-width:.9;stroke-linejoin:round}
.cb-tail{fill:none;stroke:var(--cb-line);stroke-width:1.5;stroke-linecap:round}
.cb-snout{fill:var(--cb-snout);stroke:var(--cb-line);stroke-width:.7}
.cb-nose{fill:var(--cb-line)}
.cb-eye{fill:var(--cb-eye)}
.cb-spark{fill:#fff}
.cb-blush{fill:var(--boar-blush);opacity:.66}
.cb-shadow{fill:var(--boar-shadow)}
.cb-hop{transform-box:fill-box;transform-origin:50% 100%}
.cb--a{animation:waddleA 5s ease-in-out infinite;transform-origin:center}
.cb--b{animation:waddleB 5s ease-in-out infinite;transform-origin:center}
@keyframes waddleA{
  0%,100%{transform:rotate(0) translateY(0)}
  20%{transform:rotate(-3deg) translateY(0)}
  40%{transform:rotate(2deg) translateY(-7px)}
  60%{transform:rotate(3deg) translateY(0)}
  80%{transform:rotate(-2deg) translateY(0)}
}
@keyframes waddleB{
  0%,100%{transform:translateX(56px) rotate(0) translateY(0)}
  20%{transform:translateX(56px) rotate(3deg) translateY(0)}
  40%{transform:translateX(56px) rotate(-2deg) translateY(-7px)}
  60%{transform:translateX(56px) rotate(-3deg) translateY(0)}
  80%{transform:translateX(56px) rotate(2deg) translateY(0)}
}

/* 点击封面飘出的小花瓣 */
.cover-petal{
  position:fixed;width:12px;height:12px;z-index:120;pointer-events:none;
  color:var(--flower);animation:petalUp 1.6s var(--ease-out) forwards;
}
@keyframes petalUp{
  0%{opacity:.9;transform:translate(-50%,-50%) rotate(0) scale(1)}
  100%{opacity:0;transform:translate(calc(-50% + var(--dx)),calc(-50% - 90px)) rotate(220deg) scale(.6)}
}

.fall-leaf{
  position:absolute;width:18px;color:var(--green-mid);opacity:0;
  animation:fallLeaf 11s linear infinite;
}
.fl--1{left:18%;animation-delay:0s}
.fl--2{left:52%;animation-delay:4s;width:14px}
.fl--3{left:80%;animation-delay:7.5s;width:16px}
@keyframes fallLeaf{
  0%{transform:translateY(-8vh) rotate(0);opacity:0}
  12%{opacity:.7}
  90%{opacity:.6}
  100%{transform:translateY(92vh) rotate(320deg);opacity:0}
}

/* 草丛：三色分层的一整丛草 */
.cover-grass{position:absolute;bottom:10.4vh;width:124px;height:auto}
.cover-grass--l{left:1.5%}
.cover-grass--r{right:1.5%;transform:scaleX(-1)}

/* 野花：五瓣 + 叶片 + 花蕊 */
.cover-flower{position:absolute;bottom:15.6vh;width:16px;height:auto;color:var(--vine)}
.cf-stem{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round}
.cf-leaf{fill:currentColor}
.cf--1{left:13%}
.cf--2{left:30%;width:14px;bottom:17.2vh}
.cf--3{right:27%;width:15px;bottom:16.6vh}
.cf--4{right:11%}

/* 萤火 */
.firefly{
  position:absolute;width:6px;height:6px;border-radius:50%;
  background:#FFE98A;box-shadow:0 0 12px 3px rgba(255,233,138,.75);
  opacity:0;animation:firefly 9s ease-in-out infinite;
}
.ff--1{left:24%;top:56%}
.ff--2{left:66%;top:48%;animation-delay:3s}
.ff--3{left:46%;top:66%;animation-delay:6s;width:5px;height:5px}
@keyframes firefly{
  0%,100%{opacity:0;transform:translate(0,0)}
  20%{opacity:.9}
  40%{opacity:.5;transform:translate(18px,-24px)}
  60%{opacity:.9;transform:translate(34px,-10px)}
  80%{opacity:.3;transform:translate(10px,8px)}
}

/* 漂浮花粉粒子 */
.pollen{
  position:absolute;width:4px;height:4px;border-radius:50%;
  background:var(--pollen);opacity:0;
  animation:pollenDrift 14s ease-in-out infinite;
}
.p--1{left:12%;top:60%;animation-duration:13s}
.p--2{left:30%;top:70%;animation-duration:17s;animation-delay:2s;width:3px;height:3px}
.p--3{left:48%;top:55%;animation-duration:15s;animation-delay:5s;width:5px;height:5px}
.p--4{left:64%;top:72%;animation-duration:18s;animation-delay:1s}
.p--5{left:80%;top:58%;animation-duration:14s;animation-delay:7s;width:3px;height:3px}
.p--6{left:22%;top:45%;animation-duration:16s;animation-delay:4s;width:3.5px;height:3.5px}
.p--7{left:88%;top:42%;animation-duration:19s;animation-delay:9s}
@keyframes pollenDrift{
  0%{opacity:0;transform:translate(0,0) scale(.6)}
  25%{opacity:.55}
  60%{opacity:.4;transform:translate(26px,-46px) scale(1)}
  100%{opacity:0;transform:translate(8px,-90px) scale(.7)}
}

/* 全局颗粒：把整片矢量场景压成一张「纸」 */
.cover-grain{
  position:absolute;inset:0;
  background-image:var(--scene-grain);
  background-size:150px 150px;
  -webkit-mask-image:linear-gradient(180deg,transparent 3%,#000 28%);
  mask-image:linear-gradient(180deg,transparent 3%,#000 28%);
}

.cover-inner{position:relative;z-index:2;text-align:center;padding:0 20px;margin-top:-3vh}
.cover-kicker{font-size:12.5px;letter-spacing:.42em;text-indent:.42em;color:var(--wood);margin:0 0 14px}
.cover-title{
  font-family:var(--font-serif);font-weight:700;
  font-size:clamp(46px,9vw,84px);letter-spacing:.16em;
  margin:0 0 8px;color:var(--ink);
  text-shadow:0 1px 0 rgba(255,255,255,.6), 0 16px 36px rgba(46,77,32,.14);
}
html[data-theme="dark"] .cover-title{text-shadow:0 2px 22px rgba(0,0,0,.55)}
.cover-en{font-family:var(--font-serif);font-size:12px;letter-spacing:.4em;text-indent:.4em;color:var(--ink-3);margin:0}

/* 标题下的叶脉分隔线 */
.cover-rule{display:flex;align-items:center;justify-content:center;gap:11px;max-width:250px;margin:16px auto 0;color:var(--green-mid)}
.cover-rule span{flex:1;height:1px}
.cover-rule span:first-child{background:linear-gradient(90deg,transparent,var(--green-soft))}
.cover-rule span:last-child{background:linear-gradient(90deg,var(--green-soft),transparent)}
.cover-rule svg{width:17px;height:17px;flex:none;opacity:.85}

.cover-avatars{display:flex;align-items:center;justify-content:center;gap:18px;margin:24px 0 8px}
.cover-avatars img{
  width:62px;height:62px;border-radius:50%;
  border:3px solid var(--card);box-shadow:0 0 0 2px var(--green-soft),var(--shadow-s);
}
.cover-heart{width:18px;color:var(--wood-soft);animation:heartBeat 2.6s ease-in-out infinite}
@keyframes heartBeat{0%,100%{transform:scale(1)}30%{transform:scale(1.18)}60%{transform:scale(1.05)}}
.cover-quote{
  font-family:var(--font-serif);font-style:italic;
  font-size:17px;color:var(--ink-2);min-height:30px;margin:10px auto 0;max-width:520px;
  transition:opacity .4s var(--ease);
}
.cover-quote.is-fading{opacity:0}
.cover-actions{display:flex;align-items:center;justify-content:center;gap:22px;margin-top:24px;flex-wrap:wrap}
.cover-about{
  font-size:14px;letter-spacing:.1em;color:var(--ink-2);
  border-bottom:1px solid var(--green-soft);padding-bottom:3px;
  transition:color .2s,border-color .2s;
}
.cover-about:hover{color:var(--green-mid);border-color:var(--green-mid)}

.cover-scroll{
  position:absolute;left:50%;bottom:calc(30px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:7px;
  color:var(--ink-2);z-index:2;
  text-shadow:0 1px 6px rgba(255,255,255,.75);
}
html[data-theme="dark"] .cover-scroll{text-shadow:0 1px 6px rgba(0,0,0,.7)}
.cover-scroll:hover{color:var(--green-deep)}
.cover-scroll-mouse{width:21px;height:33px;border:1.6px solid currentColor;border-radius:12px;display:flex;justify-content:center;padding-top:6px}
.cover-scroll-mouse span{width:3px;height:7px;border-radius:3px;background:currentColor;animation:wheel 1.7s ease-in-out infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}80%{transform:translateY(11px);opacity:0}100%{opacity:0}}
.cover-scroll-text{font-size:11px;letter-spacing:.3em;text-indent:.3em}
.cover-credit{
  position:absolute;left:0;right:0;
  bottom:calc(8px + env(safe-area-inset-bottom,0px));
  text-align:center;
  font-size:11.5px;color:var(--ink-2);margin:0;z-index:2;
  text-shadow:0 1px 5px rgba(255,255,255,.7);
}
html[data-theme="dark"] .cover-credit{text-shadow:0 1px 5px rgba(0,0,0,.7)}
.cover-credit a{color:var(--ink-2)}
.cover-credit a:hover{color:var(--green-deep)}

/* ---------- 7. 博客时间线 ---------- */
.feed-filters{max-width:880px;margin:0 auto 30px;justify-content:center}
.filters{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:0}
.filters-label{font-size:12.5px;color:var(--wood);letter-spacing:.2em;display:inline-flex;align-items:center;gap:10px}
.filters-label::after{content:"";width:1px;height:15px;background:var(--line)}
.filters-inner{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.filter-btn{
  padding:7px 18px;border-radius:999px;font-size:13px;letter-spacing:.04em;
  border:1px solid var(--line);background:var(--card);color:var(--ink-2);
  transition:all .22s var(--ease);
}
.filter-btn:hover{border-color:var(--green-soft);color:var(--green-deep);transform:translateY(-1px)}
.filter-btn.active{
  background:linear-gradient(135deg,#8BC34A,var(--green-mid));
  border-color:transparent;color:#fff;box-shadow:var(--shadow-green);
}
.result-hint{text-align:center;font-size:12.5px;color:var(--ink-3);margin:0 0 30px;letter-spacing:.06em}

.feed{
  position:relative;
  max-width:880px;margin:0 auto;padding-bottom:10px;
}
/* 时间轴竖线（与日期列中心对齐：列宽120 → 中心60） */
.feed::before{
  content:"";position:absolute;left:59px;top:8px;bottom:18px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--line) 0,var(--green-wash) 6%,var(--green-wash) 94%,var(--line));
}

/* 年份分隔 */
.feed-year{display:flex;align-items:center;gap:16px;margin:4px 0 34px}
.fy-line{flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--line))}
.feed-year .fy-line:last-child{background:linear-gradient(90deg,var(--line),transparent)}
.fy-badge{
  display:inline-flex;align-items:baseline;gap:9px;flex:none;
  padding:7px 22px;border-radius:999px;color:#fff;
  background:linear-gradient(135deg,#8BC34A,var(--green-mid));
  box-shadow:var(--shadow-green),inset 0 1px 0 rgba(255,255,255,.32);
}
.fy-year{font-family:var(--font-serif);font-size:18px;font-weight:700;line-height:1.2}
.fy-label{font-size:10.5px;letter-spacing:.22em;opacity:.85}

/* 单条日志 */
.entry{display:grid;grid-template-columns:120px minmax(0,1fr);gap:30px;
  margin-bottom:38px;align-items:start;
}
.entry-date{position:relative;text-align:center;padding-top:2px}
.ed-dot{
  position:absolute;top:6px;left:50%;z-index:1;
  width:16px;height:16px;border-radius:50%;
  background:var(--card);border:3px solid var(--green-mid);
  box-shadow:0 0 0 4px var(--paper),0 2px 6px rgba(46,77,32,.16);
  transform:translateX(-50%);
  transition:box-shadow .3s var(--ease),border-color .3s;
}
/* 时间轴上每个节点抽一片小叶 */
.ed-dot::before{
  content:"";position:absolute;left:-15px;top:2px;
  width:12px;height:8px;border-radius:50% 0 50% 0;
  background:var(--green-soft);transform:rotate(-32deg);
  transition:background .3s;
}
.entry:hover .ed-dot::before{background:var(--green-mid)}
/* 悬停时长出花心 */
.ed-dot::after{
  content:"";position:absolute;inset:2.5px;border-radius:50%;
  background:var(--green-mid);opacity:0;transform:scale(.4);
  transition:opacity .3s var(--ease),transform .35s var(--ease-out);
}
.entry:hover .ed-dot{border-color:var(--green-deep);box-shadow:0 0 0 5px var(--paper),0 3px 9px rgba(46,77,32,.22)}
.entry:hover .ed-dot::after{opacity:1;transform:scale(1)}
.ed-day{display:block;margin-top:24px;font-family:var(--font-serif);font-size:30px;font-weight:700;line-height:1.2;color:var(--ink)}
.ed-my{display:block;font-size:11.5px;color:var(--ink-3);letter-spacing:.06em;margin-top:2px}
.ed-cat{display:inline-block;margin-top:9px;padding:2px 11px;border-radius:999px;background:var(--mint);color:var(--green-deep);font-size:11px;letter-spacing:.04em}

.entry-card{
  position:relative;overflow:hidden;
  background:var(--card);
  background-image:var(--tex-grain),linear-gradient(var(--card),var(--card));
  background-size:140px 140px;
  border:1px solid var(--line-soft);
  border-radius:var(--r-l);padding:24px 26px 22px;
  box-shadow:var(--shadow-s);
  transition:transform .32s var(--ease-out),box-shadow .32s var(--ease-out),border-color .32s;
}
/* 悬停时从左侧长出来的一道绿边 */
.entry-card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--green-soft),var(--green-mid),var(--green-soft));
  transform:scaleX(0);transform-origin:left;
  transition:transform .5s var(--ease-out);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:var(--green-soft)}
.entry-card:hover::after{transform:scaleX(1)}
.entry-title{font-family:var(--font-serif);font-size:20px;margin:0 0 10px;letter-spacing:.03em;color:var(--ink)}

/* 标签 */
.chip{
  display:inline-block;padding:2px 11px;border-radius:999px;
  background:var(--mint);color:var(--green-deep);
  border:1px solid var(--line-soft);
  font-size:12px;line-height:1.8;white-space:nowrap;
  transition:background .2s,border-color .2s;
}
.entry-card:hover .chip{background:var(--green-wash);border-color:var(--green-soft)}
.entry-foot{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line)}
.ef-author{margin-left:auto;font-size:12.5px;color:var(--wood);letter-spacing:.04em}

/* 多图区 */
.entry-images{display:grid;gap:9px;margin:16px 0 4px}
.entry-images.n3{grid-template-columns:repeat(3,1fr)}
.entry-images.n4{grid-template-columns:repeat(2,1fr)}
.entry-images.n2{grid-template-columns:repeat(2,1fr)}
.entry-images a{
  display:block;position:relative;overflow:hidden;
  border-radius:var(--r-m);background:var(--mint);
  box-shadow:var(--shadow-s);
  transition:transform .3s var(--ease-out),box-shadow .3s var(--ease-out);
}
.entry-images a:hover{transform:translateY(-2px);box-shadow:var(--shadow-m)}
.entry-images.n3 a{aspect-ratio:1/1}
.entry-images.n4 a{aspect-ratio:4/3}
.entry-images.n2 a{aspect-ratio:4/3}
.entry-images.n1 a{aspect-ratio:16/10;max-width:78%}
.entry-images img{width:100%;height:100%;object-fit:cover;transition:transform .65s var(--ease-out)}
.entry-images a:hover img{transform:scale(1.06)}

/* ---------- 8. Markdown 正文 ---------- */
.prose{color:var(--ink);overflow-wrap:break-word}
.prose h2{
  font-family:var(--font-serif);font-weight:700;
  font-size:19px;margin:1.8em 0 .8em;line-height:1.5;
  padding-left:13px;border-left:4px solid var(--green-mid);
}
.prose h3{font-size:16.5px;margin:1.6em 0 .6em;color:var(--green-deep);font-weight:600}
.prose h4{font-size:15px;margin:1.4em 0 .5em;color:var(--green-deep)}
.prose p{margin:0 0 1.15em}
.prose ul,.prose ol{margin:0 0 1.15em;padding-left:1.5em}
.prose li{margin:.4em 0}
.prose li::marker{color:var(--green-mid);font-weight:600}
.prose img{border-radius:var(--r-m);margin:1.5em auto;box-shadow:var(--shadow-m);width:auto;max-width:100%}
.prose .img-center{text-align:center;margin:1.5em 0}
.prose .img-center img{margin-inline:auto}
.prose .img-center em{display:block;margin-top:9px;font-size:12.5px;color:var(--ink-3);font-style:normal}
.prose a{border-bottom:1px solid var(--green-soft);padding-bottom:2px;transition:border-color .2s}
.prose a:hover{border-color:var(--green-mid)}
.prose strong{color:var(--ink);font-weight:700}
.prose blockquote{
  position:relative;margin:1.5em 0;padding:15px 22px 15px 26px;
  background:var(--mint);border-radius:0 var(--r-m) var(--r-m) 0;color:var(--ink-2);
}
.prose blockquote::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(var(--green-soft),var(--green-mid));border-radius:2px;
}
.prose blockquote p:last-child{margin-bottom:0}
.prose code{font-family:var(--font-mono);font-size:.87em;background:var(--mint);padding:2px 7px;border-radius:6px;color:var(--green-deep)}
.prose table{
  width:100%;border-collapse:collapse;margin:1.5em 0;font-size:13.5px;
  border-radius:var(--r-m);overflow:hidden;box-shadow:var(--shadow-s);
}
.prose th,.prose td{padding:9px 14px;border-bottom:1px solid var(--line-soft);text-align:left}
.prose tr:last-child td{border-bottom:none}
.prose th{background:var(--mint);color:var(--green-deep);font-weight:600}
.prose tr:hover td{background:var(--line-soft)}
.prose hr{
  margin:2.4em 0;height:14px;border:none;
  background:center/contain no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='14' viewBox='0 0 80 14'%3E%3Cpath d='M2 7h26M52 7h26' stroke='%23A9D27F' stroke-width='1.4' stroke-dasharray='3 4'/%3E%3Cpath d='M40 2c3 2.6 3 7.4 0 10-3-2.6-3-7.4 0-10z' fill='%23A9D27F'/%3E%3C/svg%3E");
}
.entry-text.prose{font-size:15px;line-height:1.9}
.entry-text.prose h2{font-size:17px;margin:1.5em 0 .7em}
.entry-text.prose h3{font-size:15.5px}
.entry-text.prose p:last-child{margin-bottom:0}

/* 代码块 */
.code-block{
  position:relative;margin:1.5em 0;border-radius:var(--r-m);
  background:var(--code-bg);border:1px solid var(--line);overflow:hidden;box-shadow:var(--shadow-s);
}
.code-block::before{content:"";position:absolute;top:0;left:0;right:0;height:32px;border-bottom:1px solid var(--line-soft)}
.code-block::after{
  content:"";position:absolute;top:11px;left:14px;z-index:2;
  width:9px;height:9px;border-radius:50%;background:#E57373;
  box-shadow:16px 0 #F0C75E,32px 0 #81C784;
}
.code-block pre{margin:0;padding:42px 18px 16px;overflow-x:auto;font-size:13px;line-height:1.7}
.code-block code{font-family:var(--font-mono);background:none;padding:0;color:var(--ink)}
.code-copy{
  position:absolute;top:6px;right:10px;z-index:3;
  padding:4px 11px;font-size:12px;border-radius:7px;
  border:1px solid var(--line);background:var(--card);color:var(--ink-2);
  opacity:0;transition:opacity .2s,color .2s,border-color .2s;
}
.code-block:hover .code-copy,.code-copy:focus-visible{opacity:1}
.code-copy:hover{color:var(--green-mid);border-color:var(--green-soft)}
.tok-comment{color:var(--tok-comment);font-style:italic}
.tok-string{color:var(--tok-string)}
.tok-keyword{color:var(--tok-keyword);font-weight:600}
.tok-number{color:var(--tok-number)}

/* ---------- 9. 关于我们 ---------- */
.couple{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin:0 auto 52px;max-width:920px}
.person{
  position:relative;overflow:hidden;text-align:center;
  background:var(--card);
  background-image:var(--tex-grain),linear-gradient(var(--card),var(--card));
  background-size:140px 140px;
  border:1px solid var(--line-soft);
  border-radius:var(--r-l);padding:38px 30px 32px;
  box-shadow:var(--shadow-s);
  transition:transform .32s var(--ease-out),box-shadow .32s var(--ease-out);
}
.person::before{
  content:"";position:absolute;top:0;left:0;right:0;height:5px;
  background:linear-gradient(90deg,var(--green-soft),var(--green-mid),var(--green-soft));
}
.person:hover{transform:translateY(-6px);box-shadow:var(--shadow-m)}
/* 卡片底部也长一片草，跟封面/页脚呼应 */
.person::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:24px;
  background-image:var(--grass-strip);
  /* 别缩太小，否则草叶会糊成一排锯齿 */
  background-repeat:repeat-x;background-position:bottom center;background-size:520px 24px;
  opacity:.3;pointer-events:none;
}
.person .avatar{
  width:96px;height:96px;margin:0 auto 18px;border-radius:50%;
  border:4px solid var(--card);box-shadow:0 0 0 2px var(--green-soft),var(--shadow-s);
}
.person h3{font-family:var(--font-serif);font-size:19px;margin:0 0 5px}
.person .role{font-size:12px;color:var(--wood);letter-spacing:.18em;margin:0 0 16px}
.person p{font-size:14.5px;color:var(--ink-2);margin:0 0 .8em}
.person p:last-child{margin-bottom:0}

.story{
  max-width:920px;margin:0 auto 52px;
  background:linear-gradient(160deg,var(--mint),var(--mint-2));
  border:1px solid var(--line);border-radius:var(--r-l);
  padding:38px 40px;box-shadow:var(--shadow-s);
}
.story h2{
  font-family:var(--font-serif);font-size:21px;
  display:flex;align-items:center;gap:12px;margin-bottom:18px;
}
.story h2::before{
  content:"";width:7px;height:21px;border-radius:4px;flex:none;
  background:linear-gradient(var(--green-soft),var(--green-mid));
}
.story p{font-size:15px;line-height:2;color:var(--ink-2)}
.story p:last-child{margin-bottom:0}

/* 小院大事记 */
.milestones{max-width:920px;margin:0 auto 52px}
.milestones-head{
  font-family:var(--font-serif);font-size:21px;display:flex;align-items:center;gap:12px;margin-bottom:6px;
}
.milestones-head::before{
  content:"";width:7px;height:21px;border-radius:4px;flex:none;
  background:linear-gradient(var(--green-soft),var(--green-mid));
}
/* 大事记做成一条会生长的线 */
.ms-list{position:relative;padding-left:32px}
.ms-list::before{
  content:"";position:absolute;left:6px;top:14px;bottom:22px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--green-wash) 0,var(--green-wash) 70%,transparent);
}
.ms{position:relative;display:grid;grid-template-columns:104px minmax(0,1fr);gap:20px;
  padding:14px 4px 20px;align-items:baseline;
}
.ms::before{
  content:"";position:absolute;left:-32px;top:18px;z-index:1;
  width:14px;height:14px;border-radius:50%;
  background:var(--card);border:3px solid var(--green-soft);
  box-shadow:0 0 0 4px var(--paper);
  transition:border-color .3s,background .3s,transform .3s var(--ease-out);
}
.ms:hover::before{border-color:var(--green-mid);background:var(--green-mid);transform:scale(1.12)}
.ms-date{font-family:var(--font-serif);color:var(--green-deep);font-size:14px;letter-spacing:.04em}
.ms h3{font-size:15.5px;margin:0 0 3px;font-weight:600}
.ms p{margin:0;font-size:14px;color:var(--ink-2)}

/* ---------- 10. 灯箱 ---------- */
.lightbox{
  position:fixed;inset:0;z-index:200;display:none;place-items:center;
  padding:34px;background:rgba(16,24,15,.87);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.lightbox.is-open{display:grid;animation:lbIn .28s var(--ease-out)}
@keyframes lbIn{from{opacity:0}to{opacity:1}}
.lightbox img{
  max-width:90vw;max-height:84vh;width:auto;border-radius:var(--r-m);
  box-shadow:0 26px 70px rgba(0,0,0,.6);
}
.lightbox-close{
  position:absolute;top:22px;right:26px;
  width:44px;height:44px;border-radius:50%;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);
  color:#fff;font-size:20px;line-height:1;
  transition:background .2s,transform .25s var(--ease-out);
}
.lightbox-close:hover{background:rgba(255,255,255,.2);transform:rotate(90deg)}
.lightbox-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:48px;height:48px;border-radius:50%;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);color:#fff;
  display:none;place-items:center;
  transition:background .2s,transform .2s var(--ease-out);
}
.lightbox.has-multi .lightbox-nav{display:grid}
.lightbox-nav svg{width:22px;height:22px}
.lightbox-prev{left:26px}
.lightbox-next{right:26px}
.lightbox-prev:hover{background:rgba(255,255,255,.2);transform:translateY(-50%) translateX(-3px)}
.lightbox-next:hover{background:rgba(255,255,255,.2);transform:translateY(-50%) translateX(3px)}
.lightbox-count{
  position:absolute;bottom:24px;left:50%;transform:translateX(-50%);
  margin:0;padding:5px 18px;border-radius:999px;
  background:rgba(255,255,255,.12);color:#fff;font-size:13px;letter-spacing:.08em;
}

/* ---------- 10.4 鼠标跟随特效 ---------- */
/* 光晕：垫在场景之上、正文之下（正文是 z-index:1） */
.cursor-glow{
  position:fixed;left:0;top:0;z-index:0;pointer-events:none;
  width:120px;height:120px;margin:-60px 0 0 -60px;
  border-radius:50%;
  background:radial-gradient(closest-side,var(--cursor-glow-1) 0,var(--cursor-glow-2) 52%,transparent 80%);
  opacity:0;transition:opacity .5s var(--ease);
  will-change:transform;
}
.cursor-glow.is-on{opacity:1}

/* 拖尾的小花瓣 / 花粉 / 小叶 */
.cursor-spark{
  position:fixed;width:11px;height:11px;z-index:0;pointer-events:none;
  color:var(--flower);
  animation:sparkFade .95s var(--ease-out) forwards;
}
.cursor-spark--pollen{color:var(--pollen);width:8px;height:8px}
.cursor-spark--leaf{color:var(--green-soft);width:10px;height:10px}
@keyframes sparkFade{
  0%{opacity:0;transform:translate(-50%,-50%) scale(.25) rotate(0)}
  22%{opacity:.95;transform:translate(-50%,-50%) scale(1) rotate(24deg)}
  100%{opacity:0;transform:translate(calc(-50% + var(--dx)),calc(-50% + var(--dy))) scale(.45) rotate(140deg)}
}

/* ---------- 10.5 内页背景：山影 + 草地 + 飘浮花粉 ---------- */
.page-bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.pb-sky{
  position:absolute;inset:0;
  background:radial-gradient(115% 55% at 78% -8%,var(--pb-glow) 0,transparent 62%);
}
.pb-hills{position:absolute;left:0;right:0;bottom:0;width:100%;height:34vh;opacity:.85}
.pb-tree{fill:var(--pb-tree)}
.pb-bush{fill:var(--pb-bush)}
.pb-grass{fill:var(--grass-2);opacity:.55}
.pb-blade{fill:var(--grass-3);opacity:.42}
.pb-flower{color:var(--pb-flower);opacity:.95}
html[data-theme="dark"] .pb-flower{opacity:.66}
.pb-flower--b{color:var(--pb-flower-2)}
.pb-flower--c{color:var(--pb-flower-3)}

/* 背景里缓慢游荡的蝴蝶 */
.pb-butterfly{position:absolute;width:20px;height:auto;color:var(--flower);opacity:.7}
.pb-butterfly--a{left:5%;bottom:24vh;animation:pbFlutterA 36s ease-in-out infinite}
.pb-butterfly--b{left:88%;bottom:15vh;width:16px;animation:pbFlutterB 43s ease-in-out infinite}
@keyframes pbFlutterA{
  0%,100%{transform:translate(0,0) rotate(0)}
  22%{transform:translate(64px,-46px) rotate(9deg)}
  45%{transform:translate(-22px,-84px) rotate(-7deg)}
  68%{transform:translate(-70px,-30px) rotate(-11deg)}
  86%{transform:translate(26px,18px) rotate(6deg)}
}
@keyframes pbFlutterB{
  0%,100%{transform:translate(0,0) rotate(0)}
  25%{transform:translate(-58px,-38px) rotate(-8deg)}
  50%{transform:translate(18px,-72px) rotate(7deg)}
  75%{transform:translate(-14px,-24px) rotate(10deg)}
}
.pb-h1{fill:var(--pb-hill-1)}
.pb-h2{fill:var(--pb-hill-2)}
.pb-h3{fill:var(--pb-hill-3)}
.pb-pollen{
  position:absolute;left:var(--px,10%);bottom:6vh;
  width:var(--ps,5px);height:var(--ps,5px);border-radius:50%;
  background:var(--pb-pollen);opacity:0;
  animation:pbFloat var(--pdur,18s) ease-in-out infinite;
  animation-delay:var(--pdel,0s);
}
@keyframes pbFloat{
  0%{opacity:0;transform:translate(0,0) scale(.6)}
  20%{opacity:.5}
  60%{opacity:.34;transform:translate(26px,-32vh) scale(1)}
  100%{opacity:0;transform:translate(8px,-64vh) scale(.7)}
}

/* ---------- 11. 页脚 ---------- */
.site-footer{
  position:relative;z-index:1;
  margin-top:80px;padding:52px 0 40px;
  /* 顶上给一道很淡的地平色，让草像长在地上而不是飘着；
     底色半透明，好让身后那片固定的草地把页脚"托"起来 */
  background:linear-gradient(180deg,var(--line-soft) 0,rgba(0,0,0,0) 12px),
             linear-gradient(180deg,rgba(0,0,0,0),var(--footer-wash) 30%);
  text-align:center;
}
/* 页脚上方长出一片草际线，呼应封面 */
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:-33px;height:34px;
  background-image:var(--grass-strip);
  background-repeat:repeat-x;
  background-position:bottom center;
  background-size:640px 34px;   /* 必须与 SVG 画布等宽，否则会被留白切断 */
  opacity:.55;pointer-events:none;
}
.footer-vine{position:relative;height:1px;max-width:520px;margin:0 auto 30px;background:var(--line)}
.footer-vine svg{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:22px;height:22px;color:var(--green-mid);background:var(--paper);padding:0 6px;
}
.footer-boars{display:flex;align-items:center;justify-content:center;gap:20px;color:var(--wood);margin-bottom:18px}
/* 页脚野猪：悬停摇一摇，点了冒爱心 */
.footer-boars svg{cursor:pointer;transition:filter .25s}
/* 待机时自己跳一下（由 main.js 隔几秒触发一次） */
.footer-boars svg.is-hopping{animation:boarIdleHop .95s var(--ease-out)}
.footer-boars svg:last-child.is-hopping{animation:boarIdleHopFlip .95s var(--ease-out)}
@keyframes boarIdleHop{
  0%,100%{transform:translateY(0) scale(1,1)}
  20%{transform:translateY(-11px) scale(1.06,.94)}
  46%{transform:translateY(0) scale(.94,1.06)}
  66%{transform:translateY(-4px) scale(1.02,.98)}
}
@keyframes boarIdleHopFlip{
  0%,100%{transform:scaleX(-1) translateY(0) scale(1,1)}
  20%{transform:scaleX(-1) translateY(-11px) scale(1.06,.94)}
  46%{transform:scaleX(-1) translateY(0) scale(.94,1.06)}
  66%{transform:scaleX(-1) translateY(-4px) scale(1.02,.98)}
}
.footer-boars svg:hover{animation:boarWiggle .55s ease-in-out infinite}
.footer-boars svg:last-child:hover{animation:boarWiggleFlip .55s ease-in-out infinite}
@keyframes boarWiggle{
  0%,100%{transform:translateY(0) rotate(0)}
  25%{transform:translateY(-4px) rotate(-6deg)}
  75%{transform:translateY(-4px) rotate(6deg)}
}
@keyframes boarWiggleFlip{
  0%,100%{transform:scaleX(-1) translateY(0) rotate(0)}
  25%{transform:scaleX(-1) translateY(-4px) rotate(-6deg)}
  75%{transform:scaleX(-1) translateY(-4px) rotate(6deg)}
}
/* 页脚野猪：跟封面同款、同配色 */
.fboar--dark{--fb-body:#A07E66;--fb-belly:#C09E85;--fb-ear:#8E6C56;--fb-snout:#DCC3AC;--fb-line:#7A5645}
.fboar--light{--fb-body:#FCF6EC;--fb-belly:#FFFFFF;--fb-ear:#EFE2D2;--fb-snout:#F7E5E0;--fb-line:#D6BFA8}
html[data-theme="dark"] .fboar--dark{--fb-body:#B08C72;--fb-belly:#CBA98F;--fb-ear:#9C7860;--fb-snout:#E2C9B4;--fb-line:#8A6650}
html[data-theme="dark"] .fboar--light{--fb-body:#FBF3E6;--fb-belly:#FFFFFF;--fb-ear:#EDDFCC;--fb-snout:#F8E8E2;--fb-line:#D2BCA4}
.fb-shadow{fill:var(--boar-shadow)}
.fb-body{fill:var(--fb-body);stroke:var(--fb-line);stroke-width:1.2}
.fb-belly{fill:var(--fb-belly);opacity:.5}
.fb-ear{fill:var(--fb-ear);stroke:var(--fb-line);stroke-width:1.2;stroke-linejoin:round}
.fb-snout{fill:var(--fb-snout);stroke:var(--fb-line);stroke-width:1}
.fb-pupil{fill:var(--fb-line)}
.fb-eye{fill:var(--cb-eye)}
.fb-spark{fill:#fff}
.fb-blush{fill:var(--boar-blush);opacity:.66}
.footer-boars svg{width:48px;height:auto;opacity:.85;transition:transform .35s var(--ease-out)}
.footer-boars svg:first-child:hover{transform:rotate(-10deg) translateY(-3px)}
.footer-boars svg:last-child{transform:scaleX(-1)}
.footer-boars svg:last-child:hover{transform:scaleX(-1) rotate(-10deg) translateY(-3px)}
.footer-line{font-size:13.5px;color:var(--ink-2);margin:0 0 10px}
.footer-links{font-size:13px;color:var(--ink-3);display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.footer-links a{color:var(--ink-2);transition:color .2s}
.footer-links a:hover{color:var(--green-mid)}
.footer-sep{color:var(--line)}

/* ---------- 12. 状态提示 ---------- */
.state{text-align:center;padding:70px 20px;color:var(--ink-3)}
.state .state-boar{width:72px;margin:0 auto 18px;color:var(--green-soft)}
.state p{margin:0 0 6px;font-size:14.5px}
.state code{font-family:var(--font-mono);font-size:.9em;background:var(--mint);padding:2px 7px;border-radius:6px;color:var(--green-deep)}
.img-broken{opacity:.28;filter:grayscale(1)}

/* ---------- 13. 滚动显现 ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.reveal.in{opacity:1;transform:none}

/* ---------- 14. 响应式 ---------- */
@media (max-width:860px){
  .nav-toggle{display:flex}
  .nav-menu{
    position:absolute;top:var(--nav-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    padding:12px 16px 20px;
    background:var(--card);border-bottom:1px solid var(--line);box-shadow:var(--shadow-m);
    opacity:0;visibility:hidden;transform:translateY(-12px);
    transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  }
  .nav-menu.is-open{opacity:1;visibility:visible;transform:none}
  .nav-menu a{padding:13px 14px;border-radius:var(--r-s);font-size:15px}
  .nav-menu a.active{background:var(--mint);color:var(--green-deep);box-shadow:none}
  /* 基础样式是 display:grid，这里必须改回 flex，否则图标和「切换主题」会竖排撑破按钮 */
  .theme-toggle{
    align-self:flex-start;margin:10px 0 0;width:auto;height:40px;
    display:flex;align-items:center;justify-content:center;
    border-radius:999px;padding:0 18px;gap:8px;
  }
  .theme-toggle::after{content:"切换主题";font-size:13px}
  .couple{grid-template-columns:1fr}
}
@media (max-width:760px){
  /* 时间线退化为「日期横条 + 卡片」 */
  .feed::before{display:none}
  .entry{grid-template-columns:1fr;gap:12px;margin-bottom:30px}
  .entry-date{
    display:flex;align-items:baseline;gap:10px;text-align:left;
    padding:0 2px 9px;border-bottom:1px dashed var(--line);
  }
  .ed-dot{display:none}
  .ed-day{margin:0;font-size:18px}
  .ed-my{margin-top:0}
  .ed-cat{margin:0 0 0 auto}
  .entry-card{padding:20px 18px}
  .entry-images.n1 a{max-width:100%}
  /* 表格在窄屏会被挤成一字一行，改成横向可滑 */
  .prose table{
    display:block;width:100%;
    overflow-x:auto;-webkit-overflow-scrolling:touch;
    white-space:nowrap;font-size:12.5px;
  }
  .prose th,.prose td{padding:8px 11px}
  .story{padding:28px 24px}
  .head-sprig{display:none}
  .ed-dot::before{display:none}
  .ms-list{padding-left:24px}
  .ms{grid-template-columns:1fr;gap:4px}
  .ms::before{left:-24px;top:14px;width:12px;height:12px}
  .ms-date{font-size:13px}
}
@media (max-width:480px){
  body{font-size:15.5px;overflow-wrap:break-word}
  .wrap{padding-inline:16px}
  .page-head{margin-bottom:30px}
  .page-head p{font-size:13px;max-width:100%;padding:0 8px}
  .entry-images{gap:7px}
  .lightbox-prev{left:10px}.lightbox-next{right:10px}
  .cover-sun{width:96px;height:96px}
  .entry-card,.person{min-width:0}
}

/* ---------- 15. 无障碍 ---------- */
:focus-visible{outline:2px solid var(--green-mid);outline-offset:3px;border-radius:4px}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- 16. 打印 ---------- */
@media print{
  .site-nav,.site-footer,.code-copy,.lightbox{display:none!important}
  body{background:#fff}
  main{padding-top:0}
  .reveal{opacity:1;transform:none}
  .entry{grid-template-columns:1fr}
  .feed::before{display:none}
}