:root{--ink:#152e2f;--muted:#687877;--accent:#bd8e3e;--line:#dfe6e2;--paper:#fff;--bg:#f3f6f4;--wood:#24794f;--fire:#c94337;--earth:#94690b;--metal:#67718a;--water:#2873b1}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 'Be Vietnam Pro',Arial,sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,summary{touch-action:manipulation}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #bb943e;outline-offset:3px}a{color:inherit}h1,h2,h3,p{margin-top:0}h1{font-family:'Noto Serif',Georgia,serif;font-size:34px;line-height:1.3;font-weight:500;letter-spacing:-.9px;margin-bottom:9px}h2{font-size:17px;line-height:1.5;margin:0}h3{font-size:16px;margin-bottom:8px}.rail{position:fixed;inset:0 auto 0 0;width:252px;background:#142e2e;color:#fff;padding:32px 20px;display:flex;flex-direction:column}.brand{text-decoration:none;display:flex;align-items:center;gap:12px;margin:0 10px 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@media(max-width:1180px){.rail{width:218px;padding:26px 14px}.workspace{margin-left:218px}main{padding:26px 24px}.topbar{padding:0 24px}.app-grid{grid-template-columns:270px minmax(0,1fr);gap:18px}.birth-panel{padding:18px}.below-grid{grid-template-columns:1fr}.nav-item{font-size:12px;padding:13px 10px}.brand{font-size:17px}.pillar{padding:16px 4px}.han{font-size:34px}.viet{font-size:17px}.section-head{padding:16px}.section-head p{max-width:120px;text-align:right}.luck-grid{grid-template-columns:repeat(3,1fr)}.top-note{display:none}}
@media(max-width:900px){.rail{position:static;width:100%;padding:15px 20px;display:block}.brand{margin:0 0 14px;font-size:16px;gap:10px}.brand small{font-size:9px}.brand-mark{height:35px;width:35px;font-size:27px;border-radius:11px 11px 2px 2px}.rail-caption,.rail-bottom{display:none}.rail nav{display:flex;overflow:auto;gap:4px}.nav-item{flex-shrink:0;font-size:12px;padding:9px 11px}.nav-item>span{font-size:17px;width:19px}.workspace{margin:0}.topbar{display:none}main{padding:24px}.page-heading h1{font-size:29px}.app-grid{grid-template-columns:260px minmax(0,1fr)}.eyebrow{font-size:9px}.chart-foot{display:block}.chart-foot span{display:block}.profile-strip{display:block}.profile-strip .tag{margin-top:8px}.print-btn{font-size:12px;padding:10px}.hex-group{gap:10px}.hex-card{padding:14px 6px}.hex-card h3{font-size:17px}}
@media(max-width:670px){main{padding:22px 16px}.page-heading{align-items:flex-start;gap:10px;margin-bottom:21px}.page-heading h1{font-size:26px}.page-heading p:last-child{font-size:12px}.print-btn{min-height:36px;padding:7px 10px;font-size:11px}.eyebrow{font-size:8px;letter-spacing:1.2px}.app-grid{grid-template-columns:1fr;gap:22px}.birth-panel{padding:20px}.birth-panel form{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.birth-panel form>label:first-child,.birth-panel .date-fields,.birth-panel form>.field-row:not(.date-fields),.birth-panel .options,.birth-panel .primary,.birth-panel .form-error,.birth-panel .text-button{grid-column:1/-1}.birth-panel .card-title{margin-bottom:18px}.birth-footnote{margin-top:12px}.segmented{align-self:start}.birth-panel label{font-size:13px}.pillar{padding:16px 5px}.han{font-size:34px}.viet{font-size:17px}.god{font-size:10px}.element-text{font-size:9px}.hidden-stems{gap:3px}.hidden-stems span{font-size:9px;padding:2px 4px}.pillar-note{font-size:9px}.section-head h2{font-size:15px}.section-head p{font-size:10px}.profile-strip{display:flex}.profile-strip h2{font-size:19px}.profile-strip .tag{margin:0}.below-grid{gap:16px}.card{padding:20px}.chart-card{padding:0}.luck-grid{grid-template-columns:repeat(3,1fr)}.number-controls{grid-template-columns:1fr}.number-controls .full{grid-column:auto}.text-content{font-size:13px}.tag{font-size:10px}.number-result h3{font-size:18px}.rail{padding:14px 16px}.hexagram{width:93px}.hex-card h3{font-size:17px}.toolbar{flex-wrap:wrap}}
.rank{font-size:12px;color:#869481;margin-right:9px;font-weight:400}.selected-year{background:#f0f5ed}.empty-hour{padding:42px 0}.birth-panel label,.segmented legend,.options summary,.number-controls label,.toolbar label{font-size:14px}.nav-item{font-size:14px}.optional,.birth-footnote,.options p,.text-button,.check-row,.card-subtitle,.element-row,.element-count,.note,.chart-foot,.formula,.number-result p,.rule-row p,footer{font-size:13px!important}.text-content{font-size:16px}.insight p{font-size:14px}.god,.pillar-note,.hidden-stems span,.element-text,.tag,.hex-card p,.luck-item small,th{font-size:12px}.pillar-label{font-size:12px}.profile-strip p{font-size:13px}.number-result h3{font-size:20px}.birth-panel{padding:20px}.element-text{margin-bottom:12px}.number-result{align-items:center}.hex-card p{line-height:1.8}.options label{margin-top:12px}
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@media(max-width:1180px){.reading-stats{grid-template-columns:1fr;gap:15px}.reading-stats>div{border-bottom:1px solid var(--line);padding-bottom:10px}.reading-stats>div:last-child{border:0;padding-bottom:0}.deep-preview,.candidate-row{display:block}.deep-preview .button,.candidate-row .button{margin-top:13px}.knowledge-controls{grid-template-columns:1fr}.reading-section>summary{font-size:14px;gap:8px}.reading-section>summary>.tag{max-width:90px}.knowledge-article>summary .tag{max-width:90px}.rail-bottom small{font-size:12px}}
@media(max-height:850px) and (min-width:901px){.rail{overflow:auto}.rail-bottom p{display:none}.rail-bottom small{border-top:0;padding-top:10px}.brand{margin-bottom:22px}.nav-item{padding-top:9px;padding-bottom:9px}}
@media(max-width:670px){.reading-intro .card-title{display:block}.reading-intro .tag{margin-top:10px}.reading-body{font-size:16px}.reading-stats strong{font-size:16px}.candidate-row .button{max-width:none;width:100%}.knowledge-article>summary strong{font-size:15px}.reading-section>summary>.tag{max-width:82px}.reading-stack{padding:18px}.rule-refs a,.rule-refs span{overflow-wrap:anywhere}}
@media(max-width:1180px) and (min-width:901px){.app-grid{grid-template-columns:280px minmax(0,1fr)}.nav-item{font-size:13px}.hidden-stems{min-height:45px}.hidden-stems span{font-size:11px}.pillar-note{font-size:11px}.god{font-size:11px}}
@media(max-width:670px){.rail nav{margin-right:-16px;padding-right:16px}.nav-item{font-size:13px}.card{padding:18px}.chart-card{padding:0}.birth-panel{padding:18px}.birth-panel form{display:block}.segmented{display:flex}.pillar-label,.element-text,.pillar-note,.god,.hidden-stems span{font-size:12px}.hidden-stems{min-height:53px;align-content:flex-start}.pillar-note{line-height:1.5}.chart-foot{font-size:12px!important}.profile-strip{align-items:flex-start}.profile-strip .tag{max-width:110px;white-space:normal;text-align:center}.text-content{font-size:16px}.number-result{grid-template-columns:minmax(0,1fr) 46px}.top-note{display:none}.section-head p{font-size:12px}.luck-grid{grid-template-columns:repeat(2,1fr)}}
@media print{body{background:#fff;font-size:11pt;padding:10mm}.rail,.workspace,footer,.toolbar,.number-controls,.text-button{display:none!important}h1{font-size:24pt;margin-top:24px}.card{break-inside:auto;border-color:#aaa;margin-bottom:12px}.profile-strip{margin-bottom:16px}.pillars,.below-grid,.hex-group{break-inside:avoid}.below-grid{display:grid;grid-template-columns:1fr 1fr}.print-extra{display:block}.nav-item{display:none}button{display:none}.luck-grid{grid-template-columns:repeat(3,1fr)}.luck-item{display:block!important}*{-webkit-print-color-adjust:exact;print-color-adjust:exact}}