:root{--ink:#102a2e;--muted:#597075;--paper:#f7f5ef;--card:#fffdf8;--line:#d9ddd6;--green:#1f765f;--green-dark:#145140;--lime:#d8e98b;--blue:#dbe9e9;--shadow:0 22px 70px #1b37361a;--font-sans:Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"SFMono-Regular", Consolas, "Liberation Mono", monospace}html{height:100%}html,body{max-width:100vw;overflow-x:hidden}body{min-height:100%;color:var(--ink);background:var(--paper);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;flex-direction:column;display:flex}*{box-sizing:border-box;margin:0;padding:0}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}.shell{width:min(1120px,100% - 40px);margin-inline:auto}.site-header{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:10;background:#f7f5efe0;border-bottom:1px solid #102a2e1c;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;height:74px;display:flex}.brand{letter-spacing:-.03em;align-items:center;gap:11px;font-weight:700;display:inline-flex}.brand-mark{color:#fff;background:var(--green);width:35px;height:35px;font-family:var(--font-mono);border-radius:10px;place-items:center;display:grid}.nav{color:var(--muted);align-items:center;gap:28px;font-size:.94rem;display:flex}.language-switcher{border:1px solid var(--line);background:var(--card);height:36px;color:var(--ink);border-radius:9px;align-items:center;gap:6px;padding:0 8px;display:inline-flex}.language-switcher>span{color:var(--green);font-weight:800}.language-switcher select{max-width:112px;color:inherit;cursor:pointer;background:0 0;border:0;outline:0}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.nav a:hover{color:var(--ink)}.login-link{font-weight:700;color:var(--green)!important}.account-menu{align-items:center;gap:10px;display:flex}.account-menu span{text-overflow:ellipsis;white-space:nowrap;max-width:180px;overflow:hidden}.account-menu button{color:var(--green);cursor:pointer;background:0 0;border:0;font-weight:700}.hero{min-height:600px;padding-block:116px 92px;position:relative}.hero:after{content:"";aspect-ratio:1;background:radial-gradient(circle at 34% 30%, #f8ffce, var(--lime) 64%, #c9dc70);width:340px;box-shadow:var(--shadow);z-index:-1;border-radius:50%;position:absolute;top:78px;right:2%}.hero:before{content:"+  ×  ÷  ↗";color:#102a2e94;width:170px;font:600 2rem/2 var(--font-mono);letter-spacing:.36em;position:absolute;top:228px;right:92px;transform:rotate(-8deg)}.eyebrow{color:var(--green);font:600 .76rem/1.2 var(--font-mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:22px;display:block}.hero h1{letter-spacing:-.075em;max-width:760px;font-size:clamp(3.8rem,8vw,7.3rem);font-weight:620;line-height:.92}.hero-copy{max-width:610px;color:var(--muted);margin-top:35px;font-size:1.15rem;line-height:1.7}.hero-actions{gap:12px;margin-top:34px;display:flex}.button{border:1px solid var(--line);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;min-height:48px;padding:0 20px;font-weight:650;display:inline-flex}.button.primary{background:var(--green);border-color:var(--green);color:#fff}.button.primary:hover{background:var(--green-dark)}.button.secondary{background:#ffffff85}.tools-section{padding-block:36px 110px}.section-heading{justify-content:space-between;align-items:end;gap:40px;padding-bottom:32px;display:flex}.section-heading h2{letter-spacing:-.05em;font-size:clamp(2rem,4vw,3.3rem)}.section-heading p{max-width:420px;color:var(--muted);line-height:1.65}.tool-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.tool-card{border:1px solid #102a2e14;border-radius:24px;flex-direction:column;justify-content:space-between;min-height:480px;padding:26px;transition:transform .2s,box-shadow .2s;display:flex;overflow:hidden}.tool-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.calendar-card{background:var(--blue)}.converter-card{background:var(--lime)}.tool-number{font:.8rem var(--font-mono);color:var(--muted);align-self:end}.tool-card h3{letter-spacing:-.045em;margin-bottom:9px;font-size:2rem}.tool-card p{color:#3f595e;max-width:420px;line-height:1.6}.card-link{margin-top:22px;font-weight:700;display:block}.card-link b{float:right;font-size:1.35rem}.calendar-preview{background:var(--card);text-align:center;border-radius:19px;width:168px;margin:10px auto;overflow:hidden;transform:rotate(-3deg);box-shadow:0 16px 38px #1e434321}.preview-month{background:var(--green);color:#fff;font:.8rem var(--font-mono);letter-spacing:.18em;padding:10px;display:block}.calendar-preview strong{letter-spacing:-.08em;padding:17px;font-size:4rem;display:block}.convert-preview{font-family:var(--font-mono);align-items:center;gap:14px;margin:20px auto;display:flex}.convert-preview span{background:var(--card);border-radius:12px;padding:18px 14px;box-shadow:0 12px 28px #334c201f}.convert-preview b{font-size:1.7rem}.site-footer{border-top:1px solid var(--line);color:var(--muted);font-size:.85rem}.footer-inner{justify-content:space-between;align-items:center;min-height:88px;display:flex}.tool-page{padding-block:64px 100px}.page-intro{max-width:700px;margin-bottom:38px}.page-intro h1{letter-spacing:-.065em;font-size:clamp(2.8rem,6vw,5rem);line-height:.98}.page-intro p{color:var(--muted);margin-top:18px;font-size:1.08rem;line-height:1.65}.tool-panel{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:28px}.calendar-toolbar{justify-content:space-between;align-items:center;gap:16px;margin-bottom:26px;display:flex}.calendar-title{letter-spacing:-.045em;font-size:clamp(1.5rem,4vw,2.35rem)}.calendar-title-group{gap:5px;display:grid}.lunar-year{color:var(--muted);font-size:.82rem}.toolbar-group{gap:8px;display:flex}.icon-button,.text-button{border:1px solid var(--line);cursor:pointer;min-width:42px;height:42px;color:var(--ink);background:#fff;border-radius:10px}.text-button{padding:0 14px}.icon-button:hover,.text-button:hover{border-color:var(--green)}.weekdays,.calendar-grid{grid-template-columns:repeat(7,1fr);display:grid}.weekdays{color:var(--muted);font:.74rem var(--font-mono);letter-spacing:.08em;text-align:center;padding-bottom:9px}.day-cell{aspect-ratio:1.3;border:solid var(--line);min-height:74px;color:var(--ink);text-align:start;cursor:pointer;background:#fff;border-width:1px 1px 0 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var(--line);background:#fff;grid-template-columns:minmax(230px,.75fr) 1.25fr;align-items:center;display:grid}.detail-date-card{color:#fff;background:var(--green);text-align:center;align-self:stretch;place-items:center;padding:22px;display:grid}.detail-date-card span{font-size:.9rem;font-weight:650}.detail-date-card strong{letter-spacing:-.06em;font-size:clamp(3.6rem,8vw,6.4rem);line-height:1}.detail-lunar-heading{padding:28px 32px}.detail-lunar-heading h3{letter-spacing:-.045em;font-size:clamp(1.7rem,4vw,2.6rem)}.detail-lunar-heading p{color:var(--muted);margin-top:10px;line-height:1.6}.almanac-lines{background:#f5f8ef;padding:10px 28px}.almanac-lines>div{border-bottom:1px solid #102a2e1c;grid-template-columns:44px 1fr;align-items:start;gap:14px;padding:14px 0;display:grid}.almanac-lines>div:last-child{border-bottom:0}.detail-tag{color:#fff;border-radius:7px;place-items:center;min-height:30px;display:grid}.festival-tag{background:#2d95a7}.yi-tag{background:#68a72f}.ji-tag{background:#df7133}.detail-pills{flex-wrap:wrap;gap:7px;display:flex}.detail-pills i{color:var(--green-dark);background:#fff;border:1px solid #1f765f2e;border-radius:999px;padding:4px 9px;font-size:.88rem;font-style:normal}.detail-facts{background:#e9f3e8;border-top:1px solid #102a2e1a;padding:24px 28px 30px}.detail-facts>h3{letter-spacing:-.02em;margin-bottom:18px;font-size:1.2rem}.detail-facts dl{grid-template-columns:1fr 1fr;column-gap:34px;display:grid}.detail-facts dl>div{border-bottom:1px solid #102a2e1f;grid-template-columns:max-content 1fr;gap:12px;padding:12px 0;line-height:1.55;display:grid}.detail-facts dt{color:#fff;background:#2d95a7;border-radius:5px;align-self:start;padding:3px 7px;font-size:.82rem;font-weight:700}.detail-facts dd{color:#29484b}.drop-zone{text-align:center;cursor:pointer;background:#fafaf6;border:1.5px dashed #aebcb5;border-radius:18px;place-items:center;min-height:260px;padding:35px;display:grid}.drop-zone.dragging{border-color:var(--green);background:#f2f7dc}.upload-symbol{background:var(--lime);border-radius:50%;place-items:center;width:58px;height:58px;margin:0 auto 18px;font-size:1.5rem;display:grid}.drop-zone h2{letter-spacing:-.025em;font-size:1.35rem}.drop-zone p{color:var(--muted);margin-top:8px}.file-details{text-align:left;justify-content:space-between;align-items:center;gap:18px;width:100%;display:flex}.file-name{word-break:break-all;font-weight:700}.file-meta{color:var(--muted);margin-top:5px;font-size:.9rem}.converter-controls{grid-template-columns:1fr 1fr auto;align-items:end;gap:14px;margin-top:22px;display:grid}.field label{color:var(--muted);margin-bottom:8px;font-size:.78rem;display:block}.field select{border:1px solid var(--line);width:100%;height:48px;color:var(--ink);background:#fff;border-radius:10px;padding:0 12px}.status{color:var(--muted);margin-top:18px;font-size:.9rem}.status.error{color:#a33d32}.privacy-note{color:var(--muted);align-items:center;gap:10px;margin-top:18px;font-size:.86rem;display:flex}.auth-page{grid-template-columns:1fr minmax(320px,440px);align-items:center;gap:80px;min-height:calc(100vh - 163px);padding-block:80px;display:grid}.auth-intro h1{letter-spacing:-.07em;font-size:clamp(3rem,7vw,6rem);line-height:.95}.auth-intro p{max-width:470px;color:var(--muted);margin-top:22px;font-size:1.08rem;line-height:1.65}.auth-card{border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow);border-radius:24px;padding:30px}.auth-tabs{background:#edf0e9;border-radius:12px;grid-template-columns:1fr 1fr;margin-bottom:26px;padding:4px;display:grid}.auth-tabs button{height:42px;color:var(--muted);cursor:pointer;background:0 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var(--line);background:var(--card);border-radius:12px;flex:none;align-items:center;gap:9px;padding:13px 17px;font-weight:700;display:inline-flex}.manage-button span{color:var(--green);font-size:1.3rem}.saved-notice{width:fit-content;color:var(--green-dark);background:#eaf2d0;border-radius:10px;margin:-18px 0 28px;padding:10px 14px;font-size:.9rem}.dashboard-grid{grid-template-columns:repeat(2,1fr);gap:20px;display:grid}.dashboard-card{border:1px solid #102a2e14;border-radius:24px;flex-direction:column;min-height:335px;padding:28px;transition:transform .2s,box-shadow .2s;display:flex}.dashboard-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.dashboard-card.blue,.tool-choice.blue{background:var(--blue)}.dashboard-card.lime,.tool-choice.lime{background:var(--lime)}.dashboard-card.violet,.tool-choice.violet{background:#e8e0f2}.dashboard-card.coral,.tool-choice.coral{background:#f5d7c7}.dashboard-icon{min-height:115px;color:var(--green-dark);font:700 clamp(2rem, 5vw, 4.2rem)/1 var(--font-mono);letter-spacing:-.07em;justify-content:center;align-items:center;display:flex}.dashboard-card-copy{gap:9px;margin-top:auto;display:grid}.dashboard-card-copy strong{letter-spacing:-.04em;font-size:1.8rem}.dashboard-card-copy small{color:#3f595e;max-width:410px;font-size:.96rem;line-height:1.55}.dashboard-open{border-top:1px solid #102a2e21;margin-top:24px;padding-top:18px;font-weight:700}.dashboard-open b{float:right;font-size:1.2rem}.empty-toolbox{text-align:center;background:#ffffff59;border:1px dashed #aebcb5;border-radius:24px;padding:75px 30px}.empty-toolbox>span{color:#fff;background:var(--green);border-radius:50%;place-items:center;width:58px;height:58px;margin:0 auto 20px;font-size:1.8rem;display:grid}.empty-toolbox h2{letter-spacing:-.04em;font-size:2rem}.empty-toolbox p{color:var(--muted);margin:10px 0 25px}.settings-page{flex:1;padding-block:70px 110px}.settings-heading{justify-content:space-between;align-items:end;gap:40px;margin-bottom:42px;display:flex}.settings-heading h1{font-size:clamp(2.8rem,6vw,5rem)}.back-link{color:var(--green);flex:none;font-weight:700}.settings-grid{grid-template-columns:repeat(2,1fr);gap:18px;display:grid}.tool-choice{cursor:pointer;border:2px solid #0000;border-radius:20px;grid-template-rows:1fr auto;grid-template-columns:auto 1fr auto;gap:18px;min-height:230px;padding:24px;display:grid;position:relative}.tool-choice:has(input:checked){border-color:var(--green);box-shadow:0 0 0 3px #1f765f1a}.tool-choice input{opacity:0;position:absolute}.choice-check{color:#0000;background:#ffffff8c;border:1px solid #102a2e40;border-radius:50%;place-items:center;width:28px;height:28px;display:grid}.tool-choice:has(input:checked) .choice-check{color:#fff;border-color:var(--green);background:var(--green)}.choice-icon{font:700 1rem var(--font-mono);grid-column:3;align-self:center}.choice-copy{grid-column:1/-1;gap:7px;display:grid}.choice-copy strong{letter-spacing:-.035em;font-size:1.45rem}.choice-copy small{color:#3f595e;font-size:.93rem;line-height:1.5}.settings-actions{justify-content:space-between;align-items:center;gap:20px;margin-top:26px;display:flex}.settings-actions p{color:var(--muted);font-size:.9rem}.worldtime-page .page-intro{max-width:820px}.worldtime-panel{border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow);border-radius:24px;overflow:hidden}.worldtime-toolbar{border-bottom:1px solid var(--line);background:#f1f0ea;justify-content:space-between;align-items:center;gap:20px;min-height:72px;padding:12px 16px;display:flex}.zone-search{align-items:center;gap:9px;width:min(390px,100%);display:flex;position:relative}.zone-search>span{color:var(--green);font-size:1.35rem;font-weight:700}.zone-search input{border:1px solid var(--line);width:100%;height:44px;color:var(--ink);background:#fff;border-radius:10px;outline:none;padding:0 14px}.zone-search input:focus{border-color:var(--green);box-shadow:0 0 0 3px #1f765f1a}.zone-suggestions{z-index:8;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:12px;padding:6px;position:absolute;top:51px;left:28px;right:0}.zone-suggestions button{width:100%;color:var(--ink);text-align:left;cursor:pointer;background:0 0;border:0;border-radius:8px;gap:3px;padding:10px;display:grid}.zone-suggestions button:hover{background:#eef4e3}.zone-suggestions small{color:var(--muted)}.zone-suggestions p{color:var(--muted);padding:12px;font-size:.88rem}.date-controls{align-items:center;display:flex}.date-controls button{border:1px solid var(--line);min-width:40px;height:40px;color:var(--ink);cursor:pointer;background:#fff;border-right-width:0;padding:0 11px}.date-controls button:first-child{border-radius:9px 0 0 9px}.date-controls button:last-child{border-right-width:1px;border-radius:0 9px 9px 0}.date-controls .date-current{min-width:155px;font-weight:700}.date-controls .clock-mode{border:1px solid var(--green);color:var(--green);font:700 .8rem var(--font-mono);border-radius:9px;margin-left:8px}.zone-board{position:relative;overflow-x:auto}.zone-row{border-bottom:1px solid #e7e8e2;grid-template-columns:250px 1fr;min-width:1020px;display:grid}.zone-row:last-child{border-bottom:0}.zone-info{z-index:3;border-right:1px solid var(--line);background:var(--card);flex-direction:column;justify-content:center;min-height:108px;padding:19px 38px 15px 22px;display:flex;position:sticky;left:0}.zone-info strong{letter-spacing:-.025em;font-size:1.25rem}.zone-info small{color:var(--muted);margin-top:4px}.zone-info button{width:27px;height:27px;color:var(--muted);cursor:pointer;background:#edf0e9;border:0;border-radius:50%;position:absolute;top:12px;right:12px}.zone-difference{color:var(--green);font:700 .67rem var(--font-mono);letter-spacing:.08em;margin-bottom:8px}.hour-track{grid-template-columns:repeat(24,minmax(32px,1fr));display:grid}.hour-track>div{min-height:108px;font:600 .73rem var(--font-mono);border-right:1px solid #102a2e12;justify-content:center;align-items:center;display:flex;position:relative}.hour-track .working-hour{color:var(--green-dark);background:#f5f4d9}.hour-track .off-hour{color:#617d82;background:#dbe7ea}.hour-track small{color:var(--green);font-size:.58rem;position:absolute;top:7px;left:50%;transform:translate(-50%)}.now-line{z-index:5;pointer-events:none;background:#e05b49;width:2px;position:absolute;top:0;bottom:0}.now-line i{color:#fff;font:700 .55rem var(--font-mono);background:#e05b49;border-radius:4px;padding:3px 5px;font-style:normal;position:absolute;top:5px;left:50%;transform:translate(-50%)}.worldtime-hint{border-top:1px solid var(--line);color:var(--muted);background:#faf9f5;padding:15px 18px;font-size:.82rem}.worldtime-hint span{vertical-align:-2px;background:#f1efc8;border-radius:3px;width:12px;height:12px;margin-right:7px;display:inline-block}.calculator-page .page-intro{max-width:780px}.calculator-shell{background:#172c2e;border:1px solid #102a2e1f;border-radius:30px;width:min(440px,100%);margin-inline:auto;padding:18px;box-shadow:0 28px 80px #102a2e33}.calculator-display{color:#fff;flex-direction:column;justify-content:flex-end;align-items:flex-end;min-height:145px;padding:28px 15px 20px;display:flex;overflow:hidden}.calculator-display span{color:#9eb3b4;min-height:20px;font:.84rem var(--font-mono)}.calculator-display strong{max-width:100%;font:500 clamp(2.8rem, 11vw, 4.7rem)/1 var(--font-mono);letter-spacing:-.075em;text-overflow:ellipsis;margin-top:8px;overflow:hidden}.calculator-keypad{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.calculator-key{aspect-ratio:1;color:#fff;font:600 1.35rem var(--font-mono);cursor:pointer;background:#2b4446;border:0;border-radius:20px;transition:transform .12s,background .12s}.calculator-key:hover{background:#3a5557}.calculator-key:active{transform:scale(.94)}.calculator-key:focus-visible{outline-offset:2px;outline:3px solid #d8e98b}.calculator-key.utility{color:#163234;background:#b7c6c2}.calculator-key.utility:hover{background:#cad5d2}.calculator-key.operator{color:#17342b;background:var(--lime)}.calculator-key.operator:hover{background:#e5f3a8}.calculator-key.zero{aspect-ratio:auto;text-align:left;grid-column:span 2;padding-left:30px}.calculator-hint{color:#9eb3b4;font:.7rem var(--font-mono);text-align:center;padding:16px 4px 2px}@media (max-width:720px){.shell{width:min(100% - 28px,1120px)}.nav{gap:15px;font-size:.86rem}.language-switcher select{color:#0000;width:28px}.language-switcher select option{color:var(--ink)}.nav>a:not(.login-link),.account-menu span{display:none}.hero{min-height:auto;padding-block:82px 70px}.hero:after{opacity:.34;width:180px;right:-35px}.hero:before{display:none}.hero h1{font-size:clamp(3.25rem,17vw,5rem)}.hero-actions,.section-heading,.footer-inner{flex-direction:column;align-items:stretch}.tool-grid{grid-template-columns:1fr}.tool-card{min-height:410px}.footer-inner{justify-content:center;gap:8px;padding-block:22px}.tool-panel{border-radius:17px;padding:14px}.calendar-toolbar{align-items:flex-start}.day-cell{aspect-ratio:1;min-height:48px;padding:4px}.day-number{width:26px;height:26px;font-size:.78rem}.lunar-day{margin-top:2px;font-size:.62rem}.weekdays{font-size:.63rem}.calendar-detail{margin-top:18px}.detail-hero{grid-template-columns:1fr}.detail-date-card{min-height:180px}.detail-lunar-heading{padding:22px}.almanac-lines{padding-inline:18px}.detail-facts{padding:22px 18px}.detail-facts dl,.converter-controls{grid-template-columns:1fr}.auth-page{grid-template-columns:1fr;gap:38px;padding-block:55px}.auth-card{padding:22px}.dashboard{padding-block:52px 75px}.dashboard-heading,.settings-heading,.settings-actions{flex-direction:column;align-items:stretch}.dashboard-heading h1{font-size:clamp(3rem,16vw,4.8rem)}.dashboard-grid,.settings-grid{grid-template-columns:1fr}.dashboard-card{min-height:300px}.settings-page{padding-block:50px 75px}.settings-actions .button{width:100%}.worldtime-toolbar{flex-direction:column;align-items:stretch}.zone-search,.date-controls{width:100%}.date-controls .date-current{flex:1;min-width:0}.zone-row{grid-template-columns:190px 1fr;min-width:960px}.zone-info{padding-left:16px}.now-line{display:none}.calculator-shell{border-radius:23px;padding:12px}.calculator-key{border-radius:16px}}@media print{.site-header,.site-footer,.page-intro,.calendar-toolbar button{display:none!important}.tool-page{padding:0}.tool-panel{box-shadow:none;border:0;padding:0}}