:root{--ink:#173c3d;--teal:#123e40;--red:#a64432;--paper:#f5f3ec;--line:#dedfd6;--muted:#657574;--white:#fff;--gold:#ad8248;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-size:16px}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #c49951;outline-offset:3px}button{color:inherit;background:none;border:0}h1,h2,h3,p{margin-top:0}h1,h2,.serif{font-family:"Songti SC",STSong,"Noto Serif 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nav{margin-top:58px;display:grid;gap:10px}.nav-link{display:flex;align-items:center;gap:16px;padding:15px;border-radius:8px;color:var(--muted)}.nav-link.active{background:var(--teal);color:white}.icon{font-size:1.3rem;width:25px;text-align:center}.side-note{position:absolute;bottom:40px;font-family:serif;font-size:1.35rem;line-height:2;letter-spacing:.1em}.side-note span{font: .75rem sans-serif;display:block;color:var(--muted);margin-top:20px;letter-spacing:0}.workspace{margin-left:235px;padding:0 48px}header{height:92px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.eyebrow{font-size:.875rem;letter-spacing:.12em}.eyebrow b{font-weight:400;color:var(--muted);margin-left:8px}.prototype{border:1px solid #ccd6cd;border-radius:50px;padding:6px 12px;font-size:.75rem;color:var(--muted)}main{padding:32px 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strong{display:block;font-size:1.5rem;margin-top:10px}.chatbox{min-height:180px;max-height:410px;overflow-y:auto;padding:20px;background:#ebeee6;border-radius:12px;margin-bottom:16px}.bubble{background:white;padding:16px 20px;border-radius:3px 16px 16px 16px;margin-bottom:16px;line-height:1.8;max-width:95%;white-space:pre-wrap}.bubble.user{background:var(--teal);color:white;margin-left:auto;border-radius:16px 3px 16px 16px}.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.chip{padding:10px 14px;border:1px solid #c6cec5;border-radius:40px;font-size:.875rem;background:#fff}.chat-form{display:flex;gap:10px}.chat-form input{flex:1}.course{display:grid;grid-template-columns:100px 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0}.back{margin-bottom:20px}.check-list{line-height:2;padding-left:20px}@media(min-width:1600px){.sidebar{left:calc((100vw - 1600px)/2)}}@media(max-width:1100px){.sidebar{width:190px;padding:30px 18px}.workspace{margin-left:190px;padding:0 28px}.grid{gap:18px;grid-template-columns:1.15fr 1fr}.calendar-card{padding:24px 20px}.cards3{gap:12px}.entry{padding:18px}.entry .entry-icon{display:none}h1{font-size:2rem}}@media(max-width:760px){.sidebar{display:none}.workspace{margin-left:0;padding:0 20px}header{height:66px}.eyebrow{font-family:serif;font-size:1.15rem;letter-spacing:.08em}main{padding:24px 0 14px}.page-head{margin-bottom:20px}h1{font-size:1.7rem}.page-head .date-mark{display:none}.kicker{font-size:.75rem;margin-bottom:8px}.page-head .muted{font-size:.875rem}.grid{grid-template-columns:1fr}.calendar-card{padding:22px;border-radius:12px}.date-detail{margin:8px 0 14px}.day-large{font-size:4.5rem}.day{min-height:43px}.stack{grid-template-columns:1fr}.lesson{padding:24px}.lesson .quote{font-size:1.6rem;margin:15px 0}.cards3{grid-template-columns:repeat(3,1fr);gap:9px}.entry{display:block;padding:15px 8px;text-align:center}.entry .entry-icon{display:grid;margin:0 auto 10px;width:42px;height:42px}.entry h3{font-size:.9rem;margin-bottom:5px}.entry p{font-size:.75rem;line-height:1.6}.card{padding:20px}.entry.card{padding:16px 8px}.outfit{gap:10px}.outfit .swatch{width:28px;height:28px}.outfit .colors{gap:6px}.bottom-banner{padding:20px;align-items:flex-start;flex-direction:column}.bottom-banner .btn{width:100%}.section-title{margin-top:26px}#mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;bottom:0;left:0;right:0;background:#fdfdf9f5;backdrop-filter:blur(15px);border-top:1px solid var(--line);padding:8px 5px calc(8px + env(safe-area-inset-bottom));z-index:5}.nav-link{padding:4px;gap:4px;flex-direction:column;font-size:.75rem;border-radius:0}.nav-link.active{background:none;color:var(--red);font-weight:600}.icon{font-size:1.35rem}.workspace footer{padding-bottom:95px}.fields{grid-template-columns:1fr}.course{grid-template-columns:76px 1fr;gap:15px}.book-cover{font-size:1.2rem;padding:10px}.chat-form{align-items:stretch}.chat-form .btn{padding:10px 16px}.stats{gap:8px}.stat{padding:15px 10px;font-size:.75rem}.stat strong{font-size:1.8rem}.profile{gap:12px}.term-title{font-size:2.3rem}.record{align-items:flex-start;flex-wrap:wrap}}@media(prefers-reduced-motion:no-preference){.card,.btn{transition:transform .15s,box-shadow .15s}.entry:hover,.btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #173c3d10}}

.sr-label{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.bazi-home-entry{display:flex;align-items:center;gap:18px;background:linear-gradient(110deg,#ffe19a,#fff0c6);border:1px solid #dcad49;border-radius:12px;padding:18px 22px;margin-bottom:24px;color:#87241b}.bazi-home-entry strong{display:block;font-size:1.4rem;font-family:serif}.bazi-home-entry small{display:block;margin-top:5px;font-size:.875rem;color:#79512b}.bazi-entry-symbol{font-size:2rem}.bazi-entry-go{margin-left:auto;white-space:nowrap;background:#a6231d;color:#fff0bf;padding:10px 14px;border-radius:7px;font-size:.875rem}.birth-card{max-width:760px}.birth-card h2{margin-top:15px}.calendar-choice,.birth-fields{border:0;padding:0;margin:22px 0;min-width:0}.calendar-choice legend,.birth-fields legend{margin-bottom:12px;font-weight:600}.calendar-choice{display:flex;gap:12px;flex-wrap:wrap}.calendar-choice label{display:flex;align-items:center;gap:8px;padding:12px 16px;border:1px solid #dfc287;border-radius:7px;background:#fff4d5;cursor:pointer}.calendar-choice input{width:20px;height:20px;margin:0;accent-color:#a6231d}.birth-date-row{display:grid;grid-template-columns:1.45fr 1fr 1fr;gap:12px}.birth-time-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.birth-fields label{display:grid;gap:8px}.birth-fields input{font-size:1.15rem;min-height:52px}.birth-fields input[aria-invalid=true]{border:2px solid #ac241c}.birth-disclaimer{margin:16px 0 0!important}#leap-month-field[hidden]{display:none}.birth-card .result h3{margin:14px 0}.birth-card .result{scroll-margin-top:20px}@media(max-width:760px){.bazi-home-entry{gap:10px;padding:16px 14px;margin-bottom:18px}.bazi-home-entry strong{font-size:1.3rem}.bazi-home-entry small{font-size:.75rem;max-width:170px;line-height:1.7}.bazi-entry-go{font-size:.8rem;padding:10px}.bazi-entry-symbol{display:none}.birth-date-row{gap:8px;grid-template-columns:1.35fr 1fr 1fr}.birth-fields input{padding:12px 9px}.calendar-choice{gap:8px}.calendar-choice label{padding:12px 10px;font-size:.875rem}}
/* Brand direction requested by the owner: celebratory vermilion and gold. */
:root{--ink:#582b21;--teal:#9d241e;--red:#b32b20;--paper:#fff8e8;--line:#ead5a8;--muted:#856448;--gold:#dca52e;--white:#fffdf5;background:var(--paper)}
.sidebar{background:#fff3d7;border-color:#ecd5a1}.brand{color:#8c241b}.seal{background:#ab211b;color:#ffe7a0;box-shadow:inset 0 0 0 2px #8c211c,inset 0 0 0 3px #edc468}.sidebar .nav-link.active{background:#a3221e;color:#ffe9ab;box-shadow:0 5px 14px #9f231b13}.prototype{background:#fff0c6;border-color:#e4c16c;color:#8a4c1f}.calendar-card{background:linear-gradient(135deg,#bb3324 0%,#9c201d 58%,#821d1b 100%);color:#fff7db;box-shadow:0 8px 24px #98201613;border:1px solid #b63222}.calendar-card:after{border-color:#ffd87c33;box-shadow:0 0 0 35px #ffc9570b,0 0 0 70px #ffc95707}.calendar-title select{background:#ab291f;color:#ffefbc}.calendar-top button{color:#ffeab0;border-color:#e4ae584d}.day-large{color:#ffdc80;text-shadow:0 2px 0 #77231933}.date-detail small{color:#efd09b}.weekday{color:#eed29f}.day{color:#fff5d4}.day.selected{background:#ffda75;color:#762018;box-shadow:0 2px 8px #62181322}.day.is-today:not(.selected){outline-color:#f1cb78}.day:hover{background:#ffc95820}.day.selected:hover{background:#ffda75}.calendar-bottom{color:#f1d5a3;border-color:#e6b15d44}.card{background:#fffdf6}.lesson{background:linear-gradient(135deg,#fff0bb,#ffe2a0);border-color:#e6c47b}.lesson .quote{color:#8d241c}.term-row{background:#fff7de}.term-glyph{color:#d4a33e}.tag{background:#fff0ca;color:#81501e}.red-tag{background:#fce6d6;color:#a62920}.btn{background:#a6221c;color:#fff1c4;box-shadow:0 3px 8px #9d221b12}.btn.secondary{color:#96271d;border-color:#d9b36b;background:#fff5d9;box-shadow:none}.btn.red{background:#a5201b}.entry .entry-icon{background:#ffeab4;color:#a0261c;border:1px solid #efd092}.entry:hover{border-color:#d9ae52}.bottom-banner{background:#fbe9bc;border:1px solid #ead09a}.notice{background:#fff0cf;border-color:#ce9424;color:#755027}.chatbox{background:#f9ecca}.bubble{background:#fffdf5}.bubble.user{background:#a32620;color:#fff1cb}.chip{border-color:#e1c38d;background:#fff9e9}.book-cover{background:linear-gradient(145deg,#ab2920,#8a1f1a);color:#ffe3a0;border:1px solid #cf9f45}.book-cover.red{background:linear-gradient(145deg,#c9932b,#ad7420);color:#fff7df}.avatar{background:#f5d991;color:#a42720}.stat{background:#fffdf6}.stat strong{color:#a12820}input,select,textarea{border-color:#dcc697;background:#fffef8;color:#582b21}dialog{background:#fff8e8}dialog::backdrop{background:#421b16a0}.result{background:#fffdf5}#toast{background:#91221c;color:#fff2c9}header{border-color:#e9d4a7}.side-note{color:#942d21}.text-link{color:#a92b20}@media(max-width:760px){#mobile-nav{background:#fff8e8f5;border-color:#e5c88f}.nav-link.active{color:#a6231d}.calendar-card{box-shadow:0 6px 20px #98201612}}

.birth-time-row select{font-size:1.15rem;min-height:52px;cursor:pointer}.birth-time-row select[aria-invalid=true]{border:2px solid #ac241c}

.course .course-link-note{margin:10px 0 0;font-size:.75rem}

.classroom-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 24px;padding:6px;background:#f5e5bd;border-radius:14px}.classroom-nav button{min-height:48px;border:0;border-radius:10px;background:transparent;color:#754b32;font:inherit;cursor:pointer}.classroom-nav button.selected{background:#a6231d;color:#fff2ce;box-shadow:0 3px 10px #7b261519}.classroom-nav button:focus-visible{outline:3px solid #bd841b;outline-offset:2px}.classroom-empty{text-align:center;padding:38px 24px}.classroom-empty p{max-width:440px;margin:12px auto 24px}.classroom-symbol{display:block;font-size:44px;color:#a6231d;margin-bottom:14px}

.cards2{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.cards2 h2{margin:12px 0}.cards2 p{margin:12px 0}.cards2 .colors{margin:16px 0}@media(max-width:700px){.cards2{grid-template-columns:1fr}}