:root{
  --page:#07111f;--page2:#0a1727;--text:#f7f4ed;--muted:rgba(255,255,255,.62);
  --nav-bg:rgba(8,18,32,.78);--nav-line:rgba(255,255,255,.09);
  --glass:rgba(17,29,47,.58);--glass2:rgba(7,18,33,.62);--glass-line:rgba(255,255,255,.18);
  --pill:rgba(8,18,31,.48);--pill-line:rgba(255,255,255,.19);--pill-active:#f4f0e5;--pill-active-text:#182235;
  --shadow:0 24px 68px rgba(0,0,0,.28);--card-text:rgba(255,255,255,.82);--accent:#f2e8cf;
  --section-line:rgba(255,255,255,.08);
}
html[data-theme="day"]{
  --page:#f4f0e7;--page2:#ebe5da;--text:#26313f;--muted:rgba(31,45,60,.62);
  --nav-bg:rgba(247,244,236,.88);--nav-line:rgba(45,58,72,.10);
  --glass:rgba(248,246,240,.76);--glass2:rgba(249,247,241,.82);--glass-line:rgba(45,58,72,.16);
  --pill:rgba(250,248,243,.72);--pill-line:rgba(45,58,72,.16);--pill-active:#263445;--pill-active-text:white;
  --shadow:0 20px 58px rgba(43,47,50,.15);--card-text:rgba(34,46,61,.78);--accent:#785f3d;
  --section-line:rgba(40,50,60,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;overflow-x:hidden;transition:background .35s ease,color .35s ease}
button,a{font:inherit} a{color:inherit;text-decoration:none} .serif{font-family:"Songti SC","STSong","Noto Serif SC","SimSun",serif}

/* NAV */
.site-nav{position:fixed;z-index:1000;inset:0 0 auto 0;height:78px;display:flex;align-items:center;background:var(--nav-bg);border-bottom:1px solid var(--nav-line);backdrop-filter:blur(20px) saturate(130%);-webkit-backdrop-filter:blur(20px) saturate(130%);transition:.35s ease}
 .nav-inner{width:min(1260px,calc(100vw - 14vw));margin:auto;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px}
.brand{display:flex;align-items:center;min-width:max-content;font-weight:700;letter-spacing:.03em;font-size:21px}
.brand-mark{width:42px;height:42px;border-radius:50%;display:block;margin-right:13px;overflow:hidden;background:#f1d5ae;border:2px solid rgba(255,255,255,.82);box-shadow:0 6px 18px rgba(0,0,0,.16);flex:0 0 auto}.brand-mark img{width:100%;height:100%;display:block;object-fit:cover}
.brand-sep{opacity:.28;margin:0 12px;font-weight:400} .brand-sub{font-size:15px;font-weight:500;opacity:.72;letter-spacing:.08em}
.nav-center{display:flex;align-items:center;justify-content:center;gap:10px}.nav-actions{display:flex;align-items:center;justify-content:flex-end}
.nav-link{height:44px;padding:0 14px;display:flex;align-items:center;border-radius:13px;font-size:15px;color:var(--muted);transition:.22s ease;white-space:nowrap}
.nav-link:hover{background:rgba(127,127,127,.10);color:var(--text);transform:translateY(-1px)}
.nav-link.active{background:rgba(104,118,190,.18);color:var(--text)}
.theme-toggle{height:44px;min-width:98px;border-radius:999px;border:1px solid var(--pill-line);background:var(--pill);color:var(--text);display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;margin-left:9px;transition:.25s ease}
.theme-toggle:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,0,0,.10)}
.theme-icon{font-size:19px;line-height:1}

/* HERO */
.hero{min-height:100vh;position:relative;display:flex;align-items:center;isolation:isolate;padding:132px 7vw 66px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:url("");background-size:cover;background-position:center center;z-index:-3;transition:filter .45s ease,transform 1s ease}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(3,10,20,.94) 0%,rgba(4,13,25,.84) 22%,rgba(6,18,34,.56) 44%,rgba(7,17,31,.18) 62%,rgba(7,17,31,.06) 100%),linear-gradient(180deg,rgba(255,255,255,.02),rgba(0,0,0,.10));transition:opacity .35s ease}
html[data-theme="day"] .hero-bg{filter:brightness(1.25) saturate(.82) sepia(.08)}
html[data-theme="day"] .hero::before{background:linear-gradient(90deg,rgba(241,236,225,.96) 0%,rgba(241,236,225,.86) 22%,rgba(241,236,225,.58) 44%,rgba(255,255,255,.24) 62%,rgba(255,255,255,.08) 100%),linear-gradient(180deg,rgba(255,255,255,.06),rgba(226,216,198,.24));}
html[data-theme="day"] .insight-card{background:rgba(255,255,255,.38);border-color:rgba(45,58,72,.12);box-shadow:0 18px 48px rgba(60,50,40,.10)}
 .hero-inner{width:100%;max-width:1260px;margin:auto;display:grid;grid-template-columns:minmax(400px,470px) minmax(560px,650px);gap:140px;align-items:end;padding:96px 0 34px;position:relative;z-index:1}
.left-zone,.right-zone{display:flex;align-items:flex-end} .left-zone{align-self:end;position:relative;padding:64px 0 54px 0}.poem-card{position:relative;width:min(100%,470px);min-height:auto;display:flex;flex-direction:column;justify-content:flex-end;padding:0 0 6px;border-radius:0;background:transparent;border:0;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none;overflow:visible;transition:.35s ease}.poem-card::after{display:none}.poem-kicker{display:none}.poem-title{font-size:118px;line-height:.98;margin:0 0 14px;font-weight:500;letter-spacing:.045em;text-shadow:0 12px 44px rgba(0,0,0,.24)} .poem-author{font-size:19px;color:rgba(255,255,255,.72);letter-spacing:.26em;margin-bottom:42px}
.poem-body{font-size:36px;line-height:2.14;letter-spacing:.10em;text-shadow:0 6px 26px rgba(0,0,0,.32);min-height:180px;max-width:470px} html[data-theme="day"] .poem-author{color:rgba(31,45,60,.62)} html[data-theme="day"] .poem-body{text-shadow:none}
.poem-line{white-space:nowrap} .plain-poem,.pinyin-poem{transition:opacity .28s ease,transform .28s ease} .pinyin-poem{display:none} .pinyin-poem.show{display:block;animation:revealPinyin .52s cubic-bezier(.2,.75,.25,1)} .plain-poem.hide{display:none}
ruby{ruby-position:over;margin-right:.02em} rt{font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-size:11px;letter-spacing:.02em;color:var(--muted);font-weight:400}
@keyframes revealPinyin{from{opacity:0;filter:blur(5px);transform:translateY(8px)}to{opacity:1;filter:blur(0);transform:translateY(0)}}
.controls{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap} .control-btn{border:1px solid var(--pill-line);color:var(--text);background:var(--pill);border-radius:999px;padding:11px 22px;cursor:pointer;letter-spacing:.06em;backdrop-filter:blur(14px);transition:.24s ease;box-shadow:0 8px 24px rgba(0,0,0,.10)} .control-btn:hover{transform:translateY(-2px);background:rgba(127,127,127,.13)} .control-btn.active{background:var(--pill-active);color:var(--pill-active-text)}
.right-zone{min-height:590px;display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-end;padding:0 0 34px 0} .meta-tags{display:flex;justify-content:flex-start;gap:10px;flex-wrap:wrap;margin-top:34px;max-width:700px} .meta-tag{padding:9px 16px;border-radius:999px;background:var(--pill);border:1px solid var(--pill-line);backdrop-filter:blur(14px);font-size:14px;color:var(--text);letter-spacing:.05em}
.insight-card{width:min(560px,100%);min-height:230px;border-radius:26px;padding:28px 32px;background:rgba(8,16,28,.36);border:1px solid rgba(255,255,255,.12);box-shadow:0 18px 48px rgba(0,0,0,.18);backdrop-filter:blur(16px) saturate(115%);-webkit-backdrop-filter:blur(16px) saturate(115%);overflow:hidden;transition:.35s ease;margin-left:0}
.insight-card.switching{animation:switchCard .46s cubic-bezier(.24,.72,.24,1)} @keyframes switchCard{0%{opacity:1;transform:translateY(0);filter:blur(0)}45%{opacity:0;transform:translateY(10px);filter:blur(5px)}55%{opacity:0;transform:translateY(-10px);filter:blur(5px)}100%{opacity:1;transform:translateY(0);filter:blur(0)}}
.insight-label{font-size:13px;color:var(--muted);letter-spacing:.22em;margin-bottom:10px} .insight-title{font-family:"Songti SC","STSong","Noto Serif SC",serif;font-size:28px;font-weight:500;letter-spacing:.055em;margin:0 0 16px} .insight-copy{font-size:16px;line-height:1.95;color:var(--card-text);margin:0}
.emotion-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px} .emotion{font-size:13px;padding:7px 12px;border-radius:12px;background:rgba(127,127,127,.10);color:var(--card-text)} .note-list{display:grid;gap:10px;margin-top:4px} .note-line{display:grid;grid-template-columns:66px 1fr;gap:12px;padding-bottom:10px;border-bottom:1px solid var(--section-line);font-size:15px;line-height:1.7} .note-line:last-child{border-bottom:0;padding-bottom:0} .note-key{font-family:"Songti SC","STSong",serif;font-size:17px} .note-value{color:var(--card-text)} .translation{font-family:"Songti SC","STSong","Noto Serif SC",serif;font-size:17px;line-height:2;color:var(--card-text)}
.scroll-cue{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:7px;color:rgba(255,255,255,.55);font-size:11px;letter-spacing:.18em} html[data-theme="day"] .scroll-cue{color:rgba(30,42,56,.58)} .scroll-cue::after{content:"";width:1px;height:28px;background:linear-gradient(currentColor,transparent);animation:drift 1.7s ease-in-out infinite} @keyframes drift{0%,100%{transform:scaleY(.65);transform-origin:top;opacity:.5}50%{transform:scaleY(1);opacity:1}}

/* COMICS */
.comics{background:linear-gradient(180deg,var(--page) 0%,var(--page2) 100%);padding:110px 7vw 130px;position:relative;overflow:hidden;transition:.35s ease} .comics::before{content:"";position:absolute;width:620px;height:620px;border-radius:50%;left:-240px;top:160px;background:radial-gradient(circle,rgba(92,126,164,.14),transparent 68%);filter:blur(12px)}
.section-head{max-width:1260px;margin:0 auto 52px;position:relative} .section-eyebrow{font-size:13px;color:var(--muted);letter-spacing:.28em;text-transform:uppercase;margin-bottom:10px} .section-title{font-family:"Songti SC","STSong","Noto Serif SC",serif;font-size:52px;font-weight:500;margin:0;letter-spacing:.08em} .section-sub{margin:13px 0 0;color:var(--muted);font-size:16px}
.comic-grid{max-width:1260px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:28px;position:relative} .comic-card{position:relative;border-radius:26px;overflow:hidden;aspect-ratio:3/4;background:#0d1827;box-shadow:0 25px 70px rgba(0,0,0,.22);border:1px solid var(--section-line);margin:0} .comic-card img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .7s cubic-bezier(.2,.75,.2,1),filter .5s ease} .comic-card:hover img{transform:scale(1.025);filter:brightness(1.04)} .comic-card::after{content:"";position:absolute;inset:42% 0 0;background:linear-gradient(transparent,rgba(4,10,18,.82));pointer-events:none}
.comic-caption{position:absolute;left:28px;right:28px;bottom:25px;z-index:2;display:flex;align-items:flex-end;justify-content:flex-end;gap:18px;color:white} .comic-index{font-size:12px;color:rgba(255,255,255,.70);letter-spacing:.15em;white-space:nowrap}

/* DEEP */
.deep{position:relative;overflow:hidden;background:#08111d} .deep-bg{display:block;width:100%;padding-top:25%;background-image:url("");background-size:100% 100%;background-repeat:no-repeat;background-position:center center;filter:none;transition:.4s ease} html[data-theme="day"] .deep-bg{filter:brightness(1.18) saturate(.85) sepia(.06)} .deep::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(5,11,18,.12),rgba(5,11,18,.30)),radial-gradient(circle at center,transparent 0%,rgba(4,10,18,.16) 78%)} .deep-content{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 20px;color:white;transform:translateY(7%)} .deep-kicker{font-size:13px;letter-spacing:.28em;color:rgba(255,255,255,.70);margin-bottom:14px} .deep-title{font-family:"Songti SC","STSong","Noto Serif SC",serif;font-size:clamp(46px,5.8vw,88px);font-weight:500;margin:0;letter-spacing:.09em;text-shadow:0 6px 38px rgba(0,0,0,.34)} .deep-sub{max-width:860px;font-size:16px;color:rgba(255,255,255,.80);margin-top:16px;letter-spacing:.06em;line-height:1.8} .deep-line{width:76px;height:1px;background:rgba(255,255,255,.62);margin:20px auto 0} .deep-btn{display:inline-flex;align-items:center;justify-content:center;margin-top:18px;height:46px;padding:0 28px;border-radius:999px;border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.12);color:#fff;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:.25s ease} .deep-btn:hover{transform:translateY(-2px);background:rgba(255,255,255,.18);box-shadow:0 12px 26px rgba(0,0,0,.18)} html[data-theme="day"] .deep-btn{border-color:rgba(255,255,255,.86);background:rgba(255,255,255,.24);color:#fff}

@media(max-width:1160px){.nav-inner{width:calc(100vw - 40px);grid-template-columns:auto auto}.nav-center{display:none}.hero{padding-top:120px}.hero-inner{grid-template-columns:1fr;gap:34px;padding-top:20px;max-width:min(760px,calc(100vw - 48px))}.left-zone{padding:8px 0 0}.right-zone{min-height:auto;align-items:flex-start;padding-bottom:0}.meta-tags{justify-content:flex-start;margin-top:18px}.insight-card{width:100%;margin-left:0}.poem-card{max-width:760px;min-height:auto;width:100%}.poem-title{font-size:84px}.poem-body{font-size:32px;max-width:100%}.controls,.meta-tags{padding-top:18px}.deep-content{transform:translateY(4%)}}
@media(max-width:760px){.site-nav{height:68px}.nav-inner{width:calc(100% - 28px);grid-template-columns:auto auto;gap:12px}.nav-center{display:none}.nav-actions{justify-content:flex-end}.brand{font-size:17px}.brand-mark{width:36px;height:36px;font-size:18px;margin-right:9px}.brand-sep{margin:0 7px}.brand-sub{font-size:13px}.theme-toggle{min-width:78px;height:40px;margin-left:0}.hero{min-height:auto;padding:108px 20px 72px}.hero-bg{background-position:62% center}.poem-card{padding:0}.poem-title{font-size:46px}.poem-body{font-size:24px;line-height:2.15;letter-spacing:.05em}rt{font-size:8px}.insight-card{padding:26px 24px;border-radius:22px;margin-left:0}.insight-title{font-size:26px}.comics{padding:78px 20px 90px}.section-title{font-size:42px}.comic-grid{grid-template-columns:1fr;gap:20px}.comic-line{font-size:27px}.deep{min-height:430px}.deep-bg{background-position:62% center}.deep-sub{font-size:14px}.scroll-cue{display:none}}

:focus-visible{outline:3px solid #d4b77b;outline-offset:5px}section{scroll-margin-top:90px}.hero-inner{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:7vw;padding:45px 0 20px}.left-zone{padding:20px 0}.right-zone{min-height:400px}.poem-title{font-size:clamp(64px,7vw,112px)}.poem-body{font-size:clamp(23px,2.4vw,36px);line-height:2.15}.poem-author{margin-bottom:28px}.poem-line{white-space:normal}rt{font-size:12px}.controls{padding:0}.comic-card{aspect-ratio:auto}.comic-card img{height:auto;object-fit:contain}.comic-card::after{display:none}.comic-caption{position:static;padding:14px 20px;background:var(--glass);color:var(--text)}.comic-index{color:var(--muted);font-size:14px}.deep{min-height:420px}.deep-bg{position:absolute;inset:0;padding:0;background-size:cover}.deep-content{position:relative;min-height:420px;transform:none;padding:40px 20px}.deep::before{background:rgba(3,12,22,.48)}.deep-title{font-size:clamp(38px,5vw,72px)}.questions{max-width:1050px;margin:auto;padding:75px 24px}.questions[hidden]{display:none}.questions li{padding:20px 10px;border-bottom:1px solid var(--section-line);font-size:18px;line-height:1.9}.page-footer{display:flex;justify-content:space-between;gap:20px;max-width:1260px;margin:auto;padding:35px 24px;color:var(--muted);border-top:1px solid var(--section-line)}.home-intro{padding:150px 7vw 55px;position:relative;background:linear-gradient(90deg,var(--page),transparent),url('assets/01-C01.webp') center/cover}.home-intro h1{font-size:clamp(44px,6vw,80px);font-weight:500;margin:20px 0}.home-intro p{line-height:1.9;color:var(--card-text)}.eyebrow{letter-spacing:.2em;color:var(--accent);font-size:14px}.catalog{padding:45px 7vw 90px;max-width:1550px;margin:auto}.catalog h2{font-size:30px;font-weight:500;margin:36px 0 24px}.featured{display:grid;grid-template-columns:1fr 1fr;gap:24px}.feature{position:relative;overflow:hidden;border-radius:22px;min-height:280px;border:1px solid var(--glass-line);display:flex;align-items:end}.feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}.feature:hover img{transform:scale(1.04)}.feature div{position:relative;width:100%;padding:70px 28px 25px;background:linear-gradient(transparent,rgba(3,12,22,.9));color:white}.feature h3{font-size:40px;margin:10px 0}.feature p{margin:0;font-size:16px}.catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.catalog-item{display:flex;align-items:center;gap:15px;padding:20px;border:1px solid var(--section-line);border-radius:14px;background:var(--glass)}.catalog-item small{color:var(--muted);font-size:14px}.catalog-item strong{font-weight:500;font-size:17px}.catalog-item.inactive{opacity:.6}.catalog-item a:hover{text-decoration:underline}.catalog-note{color:var(--muted);line-height:1.8}.grade-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.grade-links a{padding:10px 16px;border:1px solid var(--pill-line);border-radius:24px;background:var(--pill)}
@media(max-width:1160px){.hero-inner{grid-template-columns:1fr;gap:30px}.right-zone{min-height:0}.nav-center{display:flex}.brand-sub,.brand-sep{display:none}.nav-inner{grid-template-columns:auto 1fr auto;gap:8px}.catalog-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.hero-inner{max-width:100%;padding:10px 0}.hero{padding-top:110px}.hero-bg{background-position:80% center}.hero::before{background:linear-gradient(90deg,rgba(3,10,20,.86),rgba(3,10,20,.43))}.poem-title{font-size:64px}.poem-body{font-size:24px;line-height:2.5}.poem-author{font-size:16px}.brand{font-size:15px}.brand-mark{width:30px;height:30px}.nav-inner{gap:4px}.nav-center{display:none}.nav-inner{grid-template-columns:1fr auto}.control-btn{padding:10px 19px}.hero-inner .insight-card{padding:24px}.home-intro{padding:115px 22px 35px}.catalog{padding:20px 20px 55px}.featured{grid-template-columns:1fr}.feature{min-height:240px}.catalog-grid{grid-template-columns:1fr 1fr}.catalog-item{padding:16px 10px;gap:8px}.catalog-item strong{font-size:16px}.page-footer{font-size:14px}.comics{padding-top:65px}.deep-sub{font-size:16px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.nav-inner{grid-template-columns:1fr auto}.poem-card{width:100%}.poem-body{max-width:none;font-size:clamp(23px,2.15vw,34px);letter-spacing:.04em}.poem-line{display:flex;flex-wrap:wrap;align-items:baseline}.poem-phrase{display:inline-block;white-space:nowrap;flex:0 0 auto}.hero-inner{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:5vw}
@media(max-width:1160px){.hero-inner{grid-template-columns:1fr}.poem-card{max-width:none}.nav-inner{grid-template-columns:1fr auto}}
@media(max-width:760px){.poem-body{font-size:clamp(19px,5.65vw,26px);letter-spacing:0}rt{font-size:10px}.poem-body ruby{margin-right:0}.poem-line{column-gap:0}.nav-inner{grid-template-columns:1fr auto}}

.nav-inner{grid-template-columns:1fr}.comic-art{position:relative;overflow:hidden}.comic-art::after{content:"";position:absolute;inset:55% 0 0;background:linear-gradient(transparent,rgba(3,12,22,.72));pointer-events:none}.comic-verse{position:absolute;z-index:1;left:30px;right:24px;bottom:28px;color:#fff;font-size:clamp(24px,2.15vw,34px);line-height:1.65;letter-spacing:.04em;text-shadow:0 2px 12px rgba(0,0,0,.8)}.comic-verse span{display:inline-block;white-space:nowrap}
@media(max-width:760px){.comic-verse{left:20px;right:16px;bottom:22px;font-size:clamp(20px,5.6vw,28px);letter-spacing:0}}

.poem-title.title-long{font-size:clamp(42px,4.6vw,74px);line-height:1.25;letter-spacing:.02em}.poem-title small{display:block;font-size:22px;line-height:1.8;letter-spacing:.08em}.page-footer{flex-wrap:wrap}.deep-sub{max-width:900px}
@media(max-width:760px){.poem-title.title-long{font-size:clamp(36px,9.4vw,58px)}.poem-title small{font-size:18px}.deep-sub{max-width:560px}}