@charset "UTF-8";
:root{color-scheme:light;--paper:#f5f3ee;--surface:#fbfaf7;--ink:#202d40;--muted:#66717a;--line:#d9dad5;--indigo:#1c2d49;--indigo-deep:#142239;--accent:#b8a587;--on-dark:#f5f1e8;--focus:#8a6535;--serif:"Noto Serif TC","Songti TC","PMingLiU",serif;--sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif}
:root[data-theme=dark]{color-scheme:dark;--paper:#172437;--surface:#1d2c41;--ink:#eeeee6;--muted:#b0b8c0;--line:#3c4b5e;--indigo:#16243a;--indigo-deep:#111e30;--accent:#c5b496;--focus:#e0c292}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 var(--sans);-webkit-font-smoothing:antialiased}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}a:hover{color:var(--focus)}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:5px}img{display:block;max-width:100%;height:auto}svg{width:20px;height:20px;vertical-align:middle;flex:none}h1,h2,h3,p{margin:0}h1,h2,h3{font-family:var(--serif);font-weight:600}h1{font-size:clamp(36px,5.2vw,62px);line-height:1.45;letter-spacing:.035em}h2{font-size:clamp(26px,3vw,36px);line-height:1.5;letter-spacing:.04em}h3{font-size:23px;line-height:1.6}p+p{margin-top:1em}small{font-size:13px}.wrap{width:min(1160px,calc(100% - 80px));margin:auto}.narrow{width:min(740px,calc(100% - 48px));margin:auto}.eyebrow{font:11px/1.7 var(--sans);letter-spacing:.23em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}.muted{color:var(--muted)}.skip{position:fixed;left:16px;top:-100px;z-index:200;background:var(--surface);padding:12px}.skip:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{height:88px;border-bottom:1px solid var(--line);background:var(--paper);position:relative;z-index:20}.header-row{display:flex;align-items:center;justify-content:space-between;height:100%;gap:25px}.brand{display:flex;align-items:center;gap:13px;flex:none}.brand-mark{border:1px solid currentColor;width:39px;height:43px;display:grid;place-items:center;font:24px var(--serif)}.brand-name{font-family:var(--serif);font-size:23px;letter-spacing:.1em;line-height:1.3}.brand-sub{display:block;font:9px/1.8 var(--sans);letter-spacing:.22em;color:var(--muted)}.nav{display:flex;align-items:center;gap:30px;font-size:14px}.nav a{padding:8px 0;position:relative}.nav a[aria-current=page]:after{content:"";height:1px;background:currentColor;position:absolute;bottom:0;left:0;right:0}.header-actions{display:flex;align-items:center;gap:11px}.icon-button{width:44px;height:44px;display:grid;place-items:center;border:0;background:none;color:inherit;border-radius:50%}.icon-button:hover{background:var(--surface)}.login-button{background:none;border:0;border-left:1px solid var(--line);padding:8px 0 8px 20px;color:inherit;font-size:14px;min-height:44px}.menu-button{display:none}.theme-wrap{position:relative}.theme-menu{position:absolute;right:0;top:50px;min-width:145px;background:var(--surface);padding:7px;border:1px solid var(--line);box-shadow:0 8px 24px #0001}.theme-menu button{display:block;width:100%;padding:9px 12px;border:0;background:none;text-align:left;color:inherit;font-size:14px}.theme-menu button[aria-checked=true]{background:var(--paper);font-weight:bold}.theme-menu[hidden]{display:none}
.hero{background:var(--indigo);color:var(--on-dark);padding:79px 0 57px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;left:50%;top:-180px;width:850px;height:850px;border:1px solid #b8a58716;border-radius:50%;pointer-events:none}.hero-inner{position:relative;text-align:center;max-width:840px;margin:auto}.hero .eyebrow{color:#c9c9c4;letter-spacing:.3em}.hero h1{font-size:clamp(39px,5.2vw,64px);line-height:1.5;font-weight:500}.hero h1 span{display:block}.hero-description{font-size:15px;letter-spacing:.055em;color:#cbd1d8;margin:22px auto 32px;max-width:560px}.searchbox{background:var(--surface);color:var(--ink);display:flex;align-items:center;min-height:65px;width:min(660px,100%);margin:auto;padding:6px 8px 6px 21px;border:1px solid var(--line);gap:12px}.searchbox input{min-width:0;flex:1;border:0;background:transparent;color:inherit;outline-offset:0;padding:10px 0;font-size:16px}.searchbox input::placeholder{color:var(--muted)}.searchbox button{width:49px;min-height:49px;border:0;background:var(--indigo);color:var(--on-dark);display:grid;place-items:center}.hero-quicklinks{display:flex;justify-content:center;align-items:center;gap:26px;font-size:13px;color:#d3d7db;margin-top:23px;flex-wrap:wrap}.hero-quicklinks a:hover{color:white}.hero-note{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-top:63px;padding-top:21px;border-top:1px solid #ffffff21;color:#bdc5ce;font-size:11px;letter-spacing:.12em}.hero-note a{display:flex;align-items:center;gap:12px;color:#f0eadd;font-size:13px;letter-spacing:.03em}
.section{padding:76px 0}.section+.section{border-top:1px solid var(--line)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}.section-heading .eyebrow{margin-bottom:10px}.text-link{font-size:14px;display:inline-flex;align-items:center;gap:14px;padding:10px 0;min-height:44px}.answer-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:56px}.answer-row{display:block;padding:25px 0 27px;border-top:1px solid var(--line);position:relative;padding-right:28px}.answer-row h3{font-size:21px;margin:7px 0 10px}.answer-row p{color:var(--muted);font-size:14px;max-width:480px;line-height:1.85}.category{font-size:11px;letter-spacing:.11em;color:var(--muted);display:inline-flex;gap:13px}.answer-row .arrow{position:absolute;right:0;top:60px;transition:transform .2s}.answer-row:hover .arrow{transform:translateX(4px)}.tool-strip{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;background:var(--surface);padding:42px 48px;border-left:3px solid var(--accent);margin-top:26px}.tool-strip p{margin-top:13px;color:var(--muted);font-size:14px}.tool-strip .tool-action{text-align:right}.button{display:inline-flex;gap:14px;justify-content:center;align-items:center;min-height:49px;padding:12px 23px;border:1px solid var(--indigo);background:var(--indigo);color:var(--on-dark);font-size:14px;transition:background .15s,transform .15s}.button:hover{background:var(--indigo-deep);color:var(--on-dark)}.button.secondary{background:none;color:var(--ink);border-color:var(--line)}.button.secondary:hover{border-color:var(--ink)}.button.full{width:100%}.button:active{transform:translateY(1px)}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.video-card .video-cover{aspect-ratio:16/9;position:relative;background:var(--indigo);overflow:hidden}.video-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.video-card:hover img{transform:scale(1.025)}.video-cover:after{content:"↗";position:absolute;right:12px;bottom:12px;width:34px;height:34px;display:grid;place-items:center;background:#f5f3eef0;color:#1c2d49}.video-card h3{font-family:var(--sans);font-size:16px;font-weight:500;line-height:1.8;margin:16px 0 9px}.video-card .category{font-size:11px}.about-strip{display:grid;grid-template-columns:240px 1fr;gap:58px;align-items:center;max-width:950px;margin:auto}.about-strip img{width:240px;height:245px;object-fit:cover;object-position:center 35%;filter:saturate(.7)}.about-strip p{color:var(--muted);margin:18px 0;font-size:15px}.site-footer{border-top:1px solid var(--line);padding:43px 0 24px}.footer-main{display:flex;justify-content:space-between;gap:30px;align-items:start}.footer-links{display:flex;gap:25px;flex-wrap:wrap;font-size:13px;padding-top:9px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted);border-top:1px solid var(--line);margin-top:33px;padding-top:20px}.preview-tag{font-size:10px;letter-spacing:.06em;border:1px solid var(--line);padding:3px 7px;white-space:nowrap}
.page-head{padding:61px 0 40px}.page-head h1{font-size:clamp(34px,4vw,48px)}.page-head .lead{color:var(--muted);margin-top:18px;max-width:670px;font-size:15px}.page-head .searchbox{margin:29px 0 0;width:min(680px,100%)}.breadcrumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:25px}.filters{display:flex;gap:9px;flex-wrap:wrap;padding-bottom:24px}.filter{border:1px solid var(--line);color:var(--muted);background:none;padding:8px 17px;min-height:44px;font-size:13px}.filter[aria-pressed=true]{background:var(--indigo);border-color:var(--indigo);color:var(--on-dark)}.result-label{font-size:13px;color:var(--muted);margin-bottom:20px}.empty-state{padding:48px 0;border-top:1px solid var(--line)}.empty-state h2{font-size:25px;margin-bottom:14px}.empty-state p{color:var(--muted);margin-bottom:20px}.empty-state[hidden]{display:none}.listing-body{padding:0 0 75px}.article-layout{display:grid;grid-template-columns:minmax(0,740px) 240px;gap:70px;align-items:start}.article-main{min-width:0}.article-head{padding:56px 0 32px}.article-head h1{font-size:clamp(32px,3.6vw,45px);margin:13px 0 20px}.article-meta{font-size:12px;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap}.answer-intro{padding:26px 30px;background:var(--surface);border-left:3px solid var(--accent);font-size:17px;line-height:2;margin-bottom:32px}.article-body{font-size:17px;line-height:2.1}.article-body h2{font-size:26px;margin:38px 0 15px}.article-body p{margin-bottom:18px}.article-body ul{padding-left:23px;margin:15px 0 24px}.article-body li{padding-left:4px;margin:9px 0}.article-aside{padding-top:90px;position:sticky;top:30px;font-size:13px}.article-aside p{font-size:12px;color:var(--muted);letter-spacing:.12em;margin-bottom:18px}.article-aside a{display:block;border-top:1px solid var(--line);padding:12px 0}.sources{border-top:1px solid var(--line);padding-top:28px;margin-top:40px;font-size:13px;line-height:1.9;color:var(--muted)}.sources h2{font-size:20px;margin:0 0 15px;color:var(--ink)}.sources a{text-decoration:underline;text-underline-offset:4px}.related-videos{margin:40px 0;border-top:1px solid var(--line);padding-top:28px}.related-videos h2{font-size:25px;margin-bottom:20px}.related-videos .video-grid{grid-template-columns:1fr 1fr}.article-actions{display:flex;gap:12px;flex-wrap:wrap;margin:35px 0 60px}.status{font-size:13px;min-height:24px;margin-top:12px;color:var(--muted)}
.tool-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:start;padding-bottom:65px}.tool-form{background:var(--surface);padding:35px;border:1px solid var(--line)}.form-group{margin-bottom:25px}.form-group label,.field-label{display:block;font-size:14px;font-weight:600;margin-bottom:9px}.form-group input,.form-group select{width:100%;height:51px;padding:10px 13px;border:1px solid var(--line);border-radius:0;background:var(--paper);color:var(--ink);min-width:0}.form-group input[type=password]{letter-spacing:.12em}.field-help{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.8}.birthday-row{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:8px}.number-input{font-size:29px!important;letter-spacing:.22em;font-family:var(--serif)}.form-error{color:#a34235;font-size:13px;min-height:22px;margin:9px 0}.form-note{font-size:12px;color:var(--muted);margin:15px 0}.tool-explain{padding-top:12px}.tool-explain h2{font-size:25px}.tool-explain p{color:var(--muted);font-size:15px;margin:18px 0}.rule-note{border-top:1px solid var(--line);margin-top:28px;padding-top:24px;font-size:13px;color:var(--muted)}.rule-note strong{color:var(--ink);font-weight:600}.steps{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:24px}.steps .current{color:var(--ink);border-bottom:1px solid var(--accent)}
dialog{border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:38px;width:min(460px,calc(100% - 30px));max-height:calc(100dvh - 32px);overflow:auto}dialog::backdrop{background:#0a162c99;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:start;justify-content:space-between;gap:15px;margin-bottom:15px}.dialog-head h2{font-size:28px}.dialog-head .icon-button{margin:-12px -12px 0 0}.dialog-description{color:var(--muted);font-size:13px;margin-bottom:24px}.dialog-links{display:flex;justify-content:space-between;gap:10px;font-size:12px;margin-top:20px}.link-button{padding:7px 0;border:0;background:none;color:inherit;text-decoration:underline;text-underline-offset:5px;min-height:44px;font-size:13px}.password-wrap{position:relative}.password-wrap input{padding-right:65px}.password-toggle{position:absolute;right:6px;top:4px;min-height:43px;background:none;border:0;color:var(--muted);padding:8px;font-size:12px}.check-row{display:flex;gap:11px;align-items:start;font-size:12px;line-height:1.8;margin:18px 0}.check-row input{margin-top:5px;flex:none;width:17px;height:17px;accent-color:var(--indigo)}.notice{padding:18px 23px;border:1px solid var(--line);font-size:13px;line-height:1.9;color:var(--muted);margin:25px 0}.member-layout{display:grid;grid-template-columns:200px 1fr;gap:55px;padding-bottom:80px}.member-tabs button{width:100%;display:block;padding:13px 0;text-align:left;border:0;border-bottom:1px solid var(--line);background:none;color:var(--muted);font-size:14px}.member-tabs button[aria-selected=true]{color:var(--ink);font-weight:bold}.member-panel{min-width:0}.member-panel h2{font-size:27px}.member-panel[hidden]{display:none}.record-empty{padding:45px 0}.record-empty p{margin:14px 0 25px;color:var(--muted)}.prose{padding-bottom:75px}.prose h2{font-size:25px;margin:32px 0 15px}.prose p{margin-bottom:18px}.prose ul{padding-left:23px}.prose li{margin:9px 0}.about-page{display:grid;grid-template-columns:1fr 380px;gap:65px;padding-bottom:70px}.about-page img{width:380px;aspect-ratio:1/1.08;object-fit:cover;object-position:center 30%;filter:saturate(.75)}.about-page p{margin:23px 0;color:var(--muted)}[hidden]{display:none!important}
:root[data-theme=dark] .button:not(.secondary){background:#d7cbb5;border-color:#d7cbb5;color:#182747}:root[data-theme=dark] .button:not(.secondary):hover{background:#e5dac6;border-color:#e5dac6}
.brand-logo{width:48px;height:48px;object-fit:contain;border-radius:50%;flex:none;background:white;filter:none}
@media(max-width:760px){.brand-logo{width:40px;height:40px}}
.hero h1 span{display:inline}.hero{padding-bottom:61px}.hero-quicklinks{margin-top:23px}
@media(min-width:1600px){.hero{padding-top:95px;padding-bottom:65px}}
@media(max-width:1000px){.wrap{width:calc(100% - 48px)}.nav{gap:20px}.article-layout{grid-template-columns:minmax(0,1fr) 180px;gap:35px}.tool-layout{gap:35px}.about-page{grid-template-columns:1fr 300px;gap:35px}.about-page img{width:300px}.video-grid{gap:20px}.tool-strip{padding:35px;gap:30px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.site-header{height:75px}.brand-mark{width:33px;height:37px;font-size:21px}.brand-name{font-size:20px}.brand-sub{font-size:8px}.header-row{gap:10px}.header-actions{gap:3px}.menu-button{display:grid}.login-button{padding-left:12px;margin-left:4px;font-size:13px}.nav{display:none;position:absolute;top:75px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--paper);padding:12px 20px 24px;border-bottom:1px solid var(--line);gap:0}.nav[data-open=true]{display:flex}.nav a{padding:14px 0;border-bottom:1px solid var(--line)}.nav a[aria-current=page]:after{display:none}.hero{padding:49px 0 30px}.hero .eyebrow{font-size:10px;margin-bottom:20px}.hero h1{font-size:38px;line-height:1.6;letter-spacing:.02em}.hero-description{font-size:13px;max-width:320px;margin:19px auto 27px;line-height:1.95}.searchbox{padding-left:13px;gap:8px;min-height:59px}.searchbox input{font-size:14px}.searchbox button{width:43px;min-height:43px}.hero-quicklinks{font-size:12px;gap:17px;margin-top:20px}.hero-note{margin-top:40px;padding-top:20px;font-size:9px}.hero-note a{font-size:12px;gap:6px}.hero-note svg{width:16px}.section{padding:48px 0}.section-heading{margin-bottom:23px;gap:15px}.section-heading h2{font-size:27px}.section-heading .text-link{font-size:12px;gap:6px;white-space:nowrap}.answer-grid{grid-template-columns:1fr;gap:0}.answer-row{padding-top:21px;padding-bottom:22px}.answer-row h3{font-size:20px}.answer-row p{font-size:13px}.answer-row .arrow{top:54px}.tool-strip{grid-template-columns:1fr;padding:26px;gap:22px;margin-top:16px}.tool-strip h2{font-size:25px}.tool-strip .tool-action{text-align:left}.video-grid{grid-template-columns:1fr;gap:30px}.video-card h3{margin-top:12px;font-size:15px}.home-videos .video-grid{grid-template-columns:1fr 1fr;gap:17px}.home-videos .video-card h3{font-size:13px}.home-videos .video-grid .video-card:nth-child(3){display:none}.about-strip{grid-template-columns:100px 1fr;gap:24px;align-items:start}.about-strip img{width:100px;height:140px}.about-strip h2{font-size:25px}.about-strip p{font-size:13px;margin:12px 0}.footer-main{flex-direction:column;gap:22px}.footer-links{gap:20px;font-size:12px}.footer-bottom{flex-direction:column;gap:12px;margin-top:26px}.preview-tag{align-self:start}.page-head{padding:36px 0 28px}.page-head h1{font-size:34px}.page-head .lead{font-size:14px}.breadcrumb{font-size:11px;gap:7px}.filters{gap:7px}.filter{padding:8px 12px;font-size:12px}.article-layout{display:block}.article-aside{display:none}.article-head{padding-top:34px}.article-head h1{font-size:31px}.answer-intro{padding:22px;font-size:16px}.article-body{font-size:16px;line-height:2}.article-body h2{font-size:24px}.related-videos .video-grid{gap:16px}.related-videos .video-card h3{font-size:13px}.tool-layout{grid-template-columns:1fr;gap:28px;padding-bottom:45px}.tool-form{padding:24px}.tool-explain{padding-top:0}.birthday-row{grid-template-columns:1.25fr 1fr 1fr}.form-group input,.form-group select{font-size:16px}.member-layout{grid-template-columns:1fr;gap:25px}.member-tabs{display:flex;overflow-x:auto;gap:22px}.member-tabs button{white-space:nowrap;width:auto;flex:none;font-size:13px}.about-page{grid-template-columns:1fr;gap:28px}.about-page img{width:100%;max-width:380px;grid-row:1}.narrow{width:calc(100% - 40px)}dialog{padding:27px 23px}.dialog-head h2{font-size:25px}}
@media(max-width:760px){.hero h1 span{display:block}.hero{padding-bottom:42px}}
@media(max-width:370px){.wrap,.narrow{width:calc(100% - 32px)}.brand-sub{display:none}.brand{gap:8px}.brand-name{font-size:18px}.hero h1{font-size:33px}.hero-note>span{font-size:8px}.header-actions{gap:0}.login-button{padding-left:8px;font-size:12px}.icon-button{width:40px;height:44px}.home-videos .video-grid{grid-template-columns:1fr}.home-videos .video-grid .video-card:nth-child(3){display:block}.about-strip{grid-template-columns:1fr}.about-strip img{width:100%;height:190px;object-position:center 30%}.birthday-row{gap:5px}.form-group select{padding-left:7px;padding-right:4px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.site-header,.site-footer,.article-aside,.article-actions,.related-videos,dialog{display:none!important}body{background:white;color:black}.wrap,.narrow{width:100%}.article-layout{display:block}.article-head{padding-top:0}.answer-intro{border:1px solid #ccc;background:white}.article-body{font-size:12pt}.sources{break-inside:avoid}}