@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.relative{position:relative}.static{position:static}.flex{display:flex}}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page-bg:#eef0f8;--page-surface:#f7f7fc;--hero-start:#f4f5fb;--hero-end:#e5e9f7;--ink:#1a1d34;--ink-soft:#373c5f;--muted:#69708c;--muted-soft:#858ca5;--line:#3b447724;--line-strong:#4c558f38;--panel:#fafaffc2;--panel-solid:#f8f8fc;--panel-secondary:#ebedf8ad;--select-bg:#ffffffbd;--primary:#5865b7;--primary-deep:#44519d;--primary-soft:#e6e9fb;--accent:#e8b976;--accent-soft:#fff0d6;--success:#267c68;--success-soft:#ddf2ea;--warning:#a4632b;--warning-soft:#f8e8d8;--shadow:0 28px 80px #40467324;--shadow-soft:0 12px 40px #3b416a17;--focus:#4f62c7}:root.dark{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page-bg:#0c1025;--page-surface:#10152d;--hero-start:#10142b;--hero-end:#171d3d;--ink:#f4f1e9;--ink-soft:#d8dbee;--muted:#a6aecb;--muted-soft:#828ba9;--line:#afb8e424;--line-strong:#b5beec3b;--panel:#1b2145c7;--panel-solid:#1b2145;--panel-secondary:#151b39c2;--select-bg:#0c102575;--primary:#8995eb;--primary-deep:#707fda;--primary-soft:#7484dc2e;--accent:#efc98d;--accent-soft:#efc98d21;--success:#72d4b8;--success-soft:#4ab69726;--warning:#edbb85;--warning-soft:#d7955726;--shadow:0 30px 90px #00000047;--shadow-soft:0 12px 44px #0003;--focus:#aeb8ff}@media (prefers-color-scheme:dark){:root:not(.light){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page-bg:#0c1025;--page-surface:#10152d;--hero-start:#10142b;--hero-end:#171d3d;--ink:#f4f1e9;--ink-soft:#d8dbee;--muted:#a6aecb;--muted-soft:#828ba9;--line:#afb8e424;--line-strong:#b5beec3b;--panel:#1b2145c7;--panel-solid:#1b2145;--panel-secondary:#151b39c2;--select-bg:#0c102575;--primary:#8995eb;--primary-deep:#707fda;--primary-soft:#7484dc2e;--accent:#efc98d;--accent-soft:#efc98d21;--success:#72d4b8;--success-soft:#4ab69726;--warning:#edbb85;--warning-soft:#d7955726;--shadow:0 30px 90px #00000047;--shadow-soft:0 12px 44px #0003;--focus:#aeb8ff}}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--page-bg);min-width:320px}body{background:var(--page-bg);min-height:100vh;color:var(--ink);font-synthesis:none;text-rendering:optimizelegibility;margin:0;font-family:PingFang SC,Microsoft YaHei,Noto Sans CJK SC,Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;transition:background-color .24s,color .24s;overflow-x:hidden}button,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible,[tabindex="-1"]:focus-visible{outline:3px solid var(--focus)}@supports (color:color-mix(in lab, red, red)){button:focus-visible,a:focus-visible,select:focus-visible,[tabindex="-1"]:focus-visible{outline:3px solid color-mix(in srgb, var(--focus) 62%, transparent)}}button:focus-visible,a:focus-visible,select:focus-visible,[tabindex="-1"]:focus-visible{outline-offset:3px}::selection{background:var(--primary)}@supports (color:color-mix(in lab, red, red)){::selection{background:color-mix(in srgb, var(--primary) 30%, transparent)}}.page-container{width:min(100% - 32px,960px);margin-inline:auto}.hero-shell{background:radial-gradient(circle at 50% 36%, var(--primary), transparent 33%), linear-gradient(165deg, var(--hero-start) 0%, var(--hero-end) 100%);min-height:760px;position:relative;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.hero-shell{background:radial-gradient(circle at 50% 36%, color-mix(in srgb, var(--primary) 8%, transparent), transparent 33%), linear-gradient(165deg, var(--hero-start) 0%, var(--hero-end) 100%)}}.hero-shell{border-bottom:1px solid var(--line);isolation:isolate}.hero-shell:after{z-index:-1;background:linear-gradient(174deg, transparent 0 46%, var(--page-surface) 47% 100%);height:130px;position:absolute;bottom:-1px;left:0;right:0}@supports (color:color-mix(in lab, red, red)){.hero-shell:after{background:linear-gradient(174deg, transparent 0 46%, color-mix(in srgb, var(--page-surface) 72%, transparent) 47% 100%)}}.hero-shell:after{content:"";pointer-events:none}.hero-content{z-index:2;padding-bottom:94px;position:relative}.site-header{justify-content:space-between;align-items:center;min-height:88px;padding-block:18px;display:flex}.brand{color:var(--ink);align-items:center;gap:12px;text-decoration:none;display:inline-flex}.brand-mark{border:1px solid var(--primary);width:45px;height:45px;display:inline-flex;position:relative;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.brand-mark{border:1px solid color-mix(in srgb, var(--primary) 28%, transparent)}}.brand-mark{background:linear-gradient(145deg, var(--primary), var(--primary-deep));border-radius:15px}@supports (color:color-mix(in lab, red, red)){.brand-mark{background:linear-gradient(145deg, color-mix(in srgb, var(--primary) 24%, var(--panel-solid)), color-mix(in srgb, var(--primary-deep) 16%, var(--panel-solid)))}}.brand-mark{box-shadow:0 9px 24px var(--primary-deep)}@supports (color:color-mix(in lab, red, red)){.brand-mark{box-shadow:0 9px 24px color-mix(in srgb, var(--primary-deep) 16%, transparent)}}.brand-wave{border-bottom:3px solid var(--primary);border-radius:50%;width:27px;height:13px;position:absolute;left:9px;transform:rotate(-8deg)}.brand-wave-one{top:9px}.brand-wave-two{opacity:.56;width:22px;top:18px}.brand-dot{background:var(--accent);width:7px;height:7px;box-shadow:0 0 12px var(--accent);border-radius:50%;position:absolute;bottom:8px;right:8px}@supports (color:color-mix(in lab, red, red)){.brand-dot{box-shadow:0 0 12px color-mix(in srgb, var(--accent) 75%, transparent)}}.brand-copy{flex-direction:column;gap:2px;display:flex}.brand-copy strong{letter-spacing:.14em;font-size:1.08rem;font-weight:750}.brand-copy>span{color:var(--muted);letter-spacing:.08em;font-size:.68rem}.theme-toggle{border:1px solid var(--line-strong);background:var(--panel);border-radius:15px;place-items:center;width:46px;height:46px;display:inline-grid}@supports (color:color-mix(in lab, red, red)){.theme-toggle{background:color-mix(in srgb, var(--panel) 82%, transparent)}}.theme-toggle{box-shadow:var(--shadow-soft);cursor:pointer;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);transition:transform .18s,border-color .18s,background .18s}.theme-toggle:hover{border-color:var(--primary)}@supports (color:color-mix(in lab, red, red)){.theme-toggle:hover{border-color:color-mix(in srgb, var(--primary) 48%, transparent)}}.theme-toggle:hover{transform:translateY(-2px)}.theme-toggle:active{transform:scale(.96)}.theme-icon{font-size:1.35rem;line-height:1}.theme-icon-sun,.dark .theme-icon-moon{display:none}.dark .theme-icon-sun{color:var(--accent);display:inline}.sky-backdrop{z-index:-2;pointer-events:none;position:absolute;inset:0;overflow:hidden}.glow{filter:blur(3px);border-radius:50%;position:absolute}.glow-one{background:radial-gradient(circle, var(--primary), transparent 70%);width:520px;height:520px;top:-170px;right:-120px}@supports (color:color-mix(in lab, red, red)){.glow-one{background:radial-gradient(circle, color-mix(in srgb, var(--primary) 18%, transparent), transparent 70%)}}.glow-two{background:radial-gradient(circle, var(--accent), transparent 68%);width:560px;height:420px;bottom:20px;left:-220px}@supports (color:color-mix(in lab, red, red)){.glow-two{background:radial-gradient(circle, color-mix(in srgb, var(--accent) 12%, transparent), transparent 68%)}}.night-orb{border:1px solid var(--accent);width:112px;height:112px;position:absolute;top:128px;right:max(5vw,50vw - 530px);overflow:hidden}@supports (color:color-mix(in lab, red, red)){.night-orb{border:1px solid color-mix(in srgb, var(--accent) 36%, transparent)}}.night-orb{box-shadow:0 0 52px var(--accent), inset -10px -12px 22px #7f4e371a;background:linear-gradient(145deg,#f4dca4,#dcae77);border-radius:50%}@supports (color:color-mix(in lab, red, red)){.night-orb{box-shadow:0 0 52px color-mix(in srgb, var(--accent) 24%, transparent), inset -10px -12px 22px #7f4e371a}}.night-orb{opacity:.78}.night-orb:before,.night-orb:after{content:"";background:#8b665c1c;border-radius:50%;position:absolute}.night-orb:before{width:17px;height:17px;top:25px;left:24px}.night-orb:after{width:11px;height:11px;bottom:25px;right:20px}.night-orb-shadow{background:var(--hero-start);border-radius:50%;width:110px;height:118px;position:absolute;top:-12px;right:-27px}@supports (color:color-mix(in lab, red, red)){.night-orb-shadow{background:color-mix(in srgb, var(--hero-start) 96%, transparent)}}.star{background:var(--accent);width:4px;height:4px;box-shadow:0 0 10px var(--accent);border-radius:50%;position:absolute}@supports (color:color-mix(in lab, red, red)){.star{box-shadow:0 0 10px color-mix(in srgb, var(--accent) 72%, transparent)}}.star{opacity:.7}.star-one{top:168px;left:9%}.star-two{width:3px;height:3px;top:248px;right:13%}.star-three{width:5px;height:5px;top:330px;left:15%}.star-four{top:90px;right:32%}.cloud{background:radial-gradient(ellipse, var(--panel-solid), transparent 70%);border-radius:50%;height:50px;position:absolute}@supports (color:color-mix(in lab, red, red)){.cloud{background:radial-gradient(ellipse, color-mix(in srgb, var(--panel-solid) 48%, transparent), transparent 70%)}}.cloud{filter:blur(12px);opacity:.4}.cloud-one{width:280px;top:290px;left:-50px}.cloud-two{width:360px;top:410px;right:-90px}.hero-copy{text-align:center;width:min(100%,760px);margin:38px auto 34px}.hero-eyebrow{color:var(--primary-deep);letter-spacing:.18em;justify-content:center;align-items:center;gap:10px;margin:0 0 15px;font-size:.76rem;font-weight:720;display:flex}.dark .hero-eyebrow{color:var(--primary)}.hero-eyebrow span{opacity:.42;background:currentColor;width:24px;height:1px}.hero-copy h1{letter-spacing:-.055em;text-wrap:balance;margin:0;font-size:clamp(2.35rem,7vw,4.35rem);font-weight:760;line-height:1.12}.hero-copy h1:first-letter{color:var(--primary-deep)}.dark .hero-copy h1:first-letter{color:var(--accent)}.hero-subtitle{max-width:620px;color:var(--muted);letter-spacing:.01em;margin:18px auto 0;font-size:clamp(.98rem,2vw,1.1rem);line-height:1.8}.calculator-panel,.results-section{border:1px solid var(--line-strong);background:var(--panel);width:min(100%,880px);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border-radius:30px;margin-inline:auto}.calculator-panel{grid-template-columns:minmax(0,1.1fr) 50px minmax(260px,.9fr);align-items:stretch;display:grid;overflow:hidden}.calculator-primary{padding:30px 32px 24px}.calculator-secondary{background:linear-gradient(150deg, var(--panel-secondary), var(--panel-secondary));flex-direction:column;justify-content:space-between;padding:30px 30px 24px;display:flex}@supports (color:color-mix(in lab, red, red)){.calculator-secondary{background:linear-gradient(150deg, var(--panel-secondary), color-mix(in srgb, var(--panel-secondary) 55%, transparent))}}.mode-heading,.secondary-copy{align-items:flex-start;gap:13px;display:flex}.mode-number{background:var(--primary-soft);width:36px;height:28px;color:var(--primary-deep);letter-spacing:.05em;border-radius:9px;flex:none;place-items:center;margin-top:1px;font-size:.68rem;font-weight:800;display:inline-grid}.dark .mode-number{color:var(--primary)}.mode-number-secondary{background:var(--accent-soft);color:var(--warning)}@supports (color:color-mix(in lab, red, red)){.mode-number-secondary{color:color-mix(in srgb, var(--warning) 80%, var(--ink))}}.mode-kicker{color:var(--ink);margin:0;font-size:1.08rem;font-weight:740}.mode-hint{color:var(--muted);margin:5px 0 0;font-size:.78rem;line-height:1.5}.time-picker{border:0;justify-content:center;align-items:flex-end;gap:11px;min-width:0;margin:22px 0 20px;padding:0;display:flex}.time-field{min-width:0}.time-field>label{color:var(--muted);letter-spacing:.12em;margin-bottom:7px;font-size:.7rem;display:block}.time-select-wrap{position:relative}.time-select-wrap select{border:1px solid var(--line-strong);background:var(--select-bg);width:118px;height:80px;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.04em;cursor:pointer;border-radius:19px;outline:none;padding:5px 32px 5px 13px;font-size:clamp(2rem,5vw,2.65rem);font-weight:660;transition:border-color .18s,box-shadow .18s,transform .18s}.time-select-wrap select:hover{border-color:var(--primary)}@supports (color:color-mix(in lab, red, red)){.time-select-wrap select:hover{border-color:color-mix(in srgb, var(--primary) 48%, transparent)}}.time-select-wrap select:focus-visible{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary)}@supports (color:color-mix(in lab, red, red)){.time-select-wrap select:focus-visible{box-shadow:0 0 0 4px color-mix(in srgb, var(--primary) 16%, transparent)}}.time-select-wrap>span{color:var(--muted-soft);pointer-events:none;font-size:.68rem;position:absolute;bottom:13px;right:13px}.time-divider{color:var(--primary);font-variant-numeric:tabular-nums;padding-bottom:14px;font-size:2.5rem;font-weight:500;line-height:1}.primary-action,.secondary-action,.reset-action{cursor:pointer;border-radius:16px;min-height:50px;font-weight:720;transition:transform .17s,box-shadow .17s,border-color .17s,filter .17s}.primary-action{background:linear-gradient(135deg, var(--primary), var(--primary-deep));color:#fff;width:100%;box-shadow:0 12px 28px var(--primary-deep);border:1px solid #0000;justify-content:space-between;align-items:center;padding:0 8px 0 20px;display:flex}@supports (color:color-mix(in lab, red, red)){.primary-action{box-shadow:0 12px 28px color-mix(in srgb, var(--primary-deep) 25%, transparent)}}.primary-action:hover{filter:brightness(1.04);box-shadow:0 15px 34px var(--primary-deep)}@supports (color:color-mix(in lab, red, red)){.primary-action:hover{box-shadow:0 15px 34px color-mix(in srgb, var(--primary-deep) 33%, transparent)}}.primary-action:hover{transform:translateY(-2px)}.action-arrow{background:#ffffff24;border-radius:11px;place-items:center;width:36px;height:36px;font-size:1.25rem;display:inline-grid}.mode-separator{flex-direction:column;justify-content:center;align-items:center;gap:8px;display:flex}.mode-separator span{background:var(--line-strong);width:1px;height:52px}.mode-separator em{color:var(--muted-soft);font-size:.7rem;font-style:normal}.secondary-copy{margin-bottom:26px}.secondary-action{border:1px solid var(--line-strong);background:var(--panel-solid);justify-content:center;align-items:center;gap:10px;width:100%;padding:0 16px;display:flex}@supports (color:color-mix(in lab, red, red)){.secondary-action{background:color-mix(in srgb, var(--panel-solid) 70%, transparent)}}.secondary-action:hover{border-color:var(--accent)}@supports (color:color-mix(in lab, red, red)){.secondary-action:hover{border-color:color-mix(in srgb, var(--accent) 60%, var(--line))}}.secondary-action:hover{box-shadow:0 10px 26px var(--accent)}@supports (color:color-mix(in lab, red, red)){.secondary-action:hover{box-shadow:0 10px 26px color-mix(in srgb, var(--accent) 13%, transparent)}}.secondary-action:hover{transform:translateY(-2px)}.now-dot{background:var(--accent);width:8px;height:8px;box-shadow:0 0 0 5px var(--accent);border-radius:50%}@supports (color:color-mix(in lab, red, red)){.now-dot{box-shadow:0 0 0 5px color-mix(in srgb, var(--accent) 16%, transparent)}}.primary-action:active,.secondary-action:active,.reset-action:active{transform:scale(.985)}.local-note{border-top:1px solid var(--line);min-height:37px;color:var(--muted);letter-spacing:.02em;grid-column:1/-1;justify-content:center;align-items:center;gap:7px;font-size:.72rem;display:flex}.local-note span{background:var(--success-soft);width:16px;height:16px;color:var(--success);border-radius:50%;place-items:center;font-size:.62rem;font-weight:900;display:inline-grid}.hero-footnote{color:var(--muted-soft);letter-spacing:.06em;flex-wrap:wrap;justify-content:center;align-items:center;gap:7px;margin:18px auto 0;font-size:.7rem;display:flex}.hero-footnote span{opacity:.56}.results-section{padding:34px;animation:.46s cubic-bezier(.2,.75,.25,1) both results-in}.results-heading-wrap{text-align:center;max-width:720px;margin:0 auto 25px}.results-kicker{background:var(--success-soft);min-height:28px;color:var(--success);letter-spacing:.1em;border-radius:999px;align-items:center;margin-bottom:11px;padding:0 12px;font-size:.72rem;font-weight:760;display:inline-flex}.results-heading-wrap h2{letter-spacing:-.02em;text-wrap:balance;margin:0;font-size:clamp(1.25rem,3vw,1.75rem);font-weight:740;line-height:1.5}.results-heading-wrap h2:focus{outline:none}.calculated-at{color:var(--muted);margin:7px 0 0;font-size:.78rem}.results-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.result-card{border:1px solid var(--line);background:var(--panel-solid);border-radius:21px;min-width:0;padding:20px 20px 17px;position:relative;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.result-card{background:color-mix(in srgb, var(--panel-solid) 76%, transparent)}}.result-card{box-shadow:var(--shadow-soft);animation:.44s cubic-bezier(.2,.75,.25,1) both card-in;animation-delay:var(--result-delay)}.result-card:after{background:radial-gradient(circle, var(--primary), transparent 68%);border-radius:50%;width:120px;height:120px;position:absolute;top:-50px;right:-42px}@supports (color:color-mix(in lab, red, red)){.result-card:after{background:radial-gradient(circle, color-mix(in srgb, var(--primary) 14%, transparent), transparent 68%)}}.result-card:after{content:"";pointer-events:none}.result-card-recommended{border-color:var(--primary)}@supports (color:color-mix(in lab, red, red)){.result-card-recommended{border-color:color-mix(in srgb, var(--primary) 34%, transparent)}}.result-card-recommended{background:linear-gradient(145deg, var(--primary-soft), var(--panel-solid))}@supports (color:color-mix(in lab, red, red)){.result-card-recommended{background:linear-gradient(145deg, color-mix(in srgb, var(--primary-soft) 36%, var(--panel-solid)), color-mix(in srgb, var(--panel-solid) 76%, transparent))}}.result-card-short{background:var(--panel-solid)}@supports (color:color-mix(in lab, red, red)){.result-card-short{background:color-mix(in srgb, var(--panel-solid) 72%, transparent)}}.result-card-minimal{background:var(--panel-secondary)}@supports (color:color-mix(in lab, red, red)){.result-card-minimal{background:color-mix(in srgb, var(--panel-secondary) 64%, transparent)}}.result-card-minimal{box-shadow:none;opacity:.82}.result-card-topline{justify-content:space-between;align-items:center;gap:10px;display:flex}.result-status{letter-spacing:.03em;border-radius:999px;align-items:center;min-height:25px;padding:0 9px;font-size:.66rem;font-weight:760;display:inline-flex}.result-status-recommended{background:var(--success-soft);color:var(--success)}.result-status-short{background:var(--warning-soft);color:var(--warning)}.result-status-minimal{background:var(--muted)}@supports (color:color-mix(in lab, red, red)){.result-status-minimal{background:color-mix(in srgb, var(--muted) 12%, transparent)}}.result-status-minimal{color:var(--muted)}.result-day{color:var(--muted-soft);font-size:.68rem}.result-time{color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.065em;margin:10px 0 8px;font-size:clamp(2.7rem,7vw,4rem);font-weight:680;line-height:1;display:block}.result-card-recommended .result-time{color:var(--primary-deep)}.dark .result-card-recommended .result-time{color:var(--accent)}.result-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:7px;font-size:.76rem;display:flex}.result-meta p{margin:0}.result-meta strong{color:var(--ink-soft)}.result-meta>span{background:var(--muted-soft);border-radius:50%;width:3px;height:3px}.cycle-track{grid-template-columns:repeat(6,minmax(0,1fr));gap:4px;margin-top:16px;display:grid}.cycle-track span{background:var(--muted);border-radius:999px;height:3px}@supports (color:color-mix(in lab, red, red)){.cycle-track span{background:color-mix(in srgb, var(--muted) 14%, transparent)}}.cycle-track .cycle-active{background:var(--primary)}@supports (color:color-mix(in lab, red, red)){.cycle-track .cycle-active{background:color-mix(in srgb, var(--primary) 66%, var(--accent))}}.results-note{border:1px solid var(--line);background:var(--panel-secondary);border-radius:16px;align-items:flex-start;gap:11px;margin-top:18px;padding:15px 16px;display:flex}@supports (color:color-mix(in lab, red, red)){.results-note{background:color-mix(in srgb, var(--panel-secondary) 55%, transparent)}}.results-note{color:var(--muted);font-size:.76rem;line-height:1.7}.results-note p{margin:0}.note-mark{background:var(--primary-soft);width:21px;height:21px;color:var(--primary-deep);border-radius:50%;flex:none;place-items:center;margin-top:1px;font-family:Georgia,serif;font-size:.72rem;font-weight:800;display:inline-grid}.reset-action{border:1px solid var(--line-strong);background:0 0;justify-content:center;align-items:center;gap:8px;width:fit-content;min-width:150px;margin:19px auto 0;padding:0 18px;display:flex}.reset-action:hover{border-color:var(--primary)}@supports (color:color-mix(in lab, red, red)){.reset-action:hover{border-color:color-mix(in srgb, var(--primary) 45%, transparent)}}.reset-action:hover{background:var(--primary-soft);transform:translateY(-2px)}.content-shell{background:radial-gradient(circle at 80% 20%, var(--primary), transparent 28%), var(--page-surface)}@supports (color:color-mix(in lab, red, red)){.content-shell{background:radial-gradient(circle at 80% 20%, color-mix(in srgb, var(--primary) 7%, transparent), transparent 28%), var(--page-surface)}}.guide-section{padding:86px 0 96px}.section-heading{max-width:630px;margin-bottom:36px}.section-heading>span{color:var(--primary-deep);letter-spacing:.2em;font-size:.72rem;font-weight:780}.dark .section-heading>span{color:var(--primary)}.section-heading h2{letter-spacing:-.035em;margin:10px 0;font-size:clamp(1.75rem,4vw,2.55rem);font-weight:750;line-height:1.25}.section-heading p{color:var(--muted);margin:0;font-size:.92rem}.guide-list{grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none;display:grid}.guide-list li{border:1px solid var(--line);background:var(--panel);border-radius:20px;grid-column:span 2;min-height:144px;padding:20px}@supports (color:color-mix(in lab, red, red)){.guide-list li{background:color-mix(in srgb, var(--panel) 56%, transparent)}}.guide-list li{box-shadow:var(--shadow-soft)}.guide-list li:nth-child(4),.guide-list li:nth-child(5){grid-column:span 3}.guide-index{color:var(--primary);font-variant-numeric:tabular-nums;align-items:center;gap:8px;font-size:.7rem;font-weight:800;display:inline-flex}.guide-index:after{background:var(--line-strong);content:"";width:22px;height:1px}.guide-list p{color:var(--ink-soft);margin:18px 0 0;font-size:.88rem;line-height:1.75}.site-footer{border-top:1px solid var(--line);background:var(--page-bg);padding:34px max(16px,50vw - 480px)}.footer-inner{justify-content:space-between;align-items:center;gap:30px;display:flex}.footer-brandline{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.footer-orb{border:3px solid var(--accent);border-top-color:#0000;border-radius:50%;width:13px;height:13px;transform:rotate(-28deg)}.footer-brandline strong{font-size:.85rem}.footer-brandline>span:last-child{color:var(--muted);font-size:.72rem}.site-footer nav{flex-wrap:wrap;gap:5px 18px;display:flex}.site-footer nav button{min-height:44px;color:var(--muted);cursor:pointer;background:0 0;border:0;padding:0;font-size:.75rem}.site-footer nav button:hover{color:var(--primary)}.medical-note{border-top:1px solid var(--line);max-width:820px;color:var(--muted-soft);margin:22px 0 0;padding-top:20px;font-size:.7rem;line-height:1.75}.info-dialog{width:min(100% - 32px,520px);max-width:none;max-height:calc(100vh - 40px);color:var(--ink);background:0 0;border:0;border-radius:24px;margin:auto;padding:0;overflow:visible}.info-dialog::backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#090c1c94}.not-found-page{background:radial-gradient(circle at 76% 22%, var(--accent), transparent 25%), linear-gradient(150deg, var(--hero-start), var(--hero-end));min-height:100vh;padding:0 16px}@supports (color:color-mix(in lab, red, red)){.not-found-page{background:radial-gradient(circle at 76% 22%, color-mix(in srgb, var(--accent) 16%, 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0;font-size:.9rem;line-height:1.8}.not-found-action{background:linear-gradient(135deg, var(--primary), var(--primary-deep));color:#fff;min-height:50px;box-shadow:0 12px 28px var(--primary-deep);border-radius:16px;justify-content:center;align-items:center;margin-top:26px;padding:0 22px;font-weight:720;text-decoration:none;display:inline-flex}@supports (color:color-mix(in lab, red, red)){.not-found-action{box-shadow:0 12px 28px color-mix(in srgb, var(--primary-deep) 25%, transparent)}}.not-found-action{transition:transform .17s,box-shadow .17s}.not-found-action:hover{box-shadow:0 15px 34px var(--primary-deep)}@supports (color:color-mix(in lab, red, red)){.not-found-action:hover{box-shadow:0 15px 34px color-mix(in srgb, var(--primary-deep) 33%, transparent)}}.not-found-action:hover{transform:translateY(-2px)}.dialog-card{border:1px solid var(--line-strong);background:var(--panel-solid);border-radius:24px;animation:.22s ease-out both dialog-in;overflow:hidden;box-shadow:0 30px 100px #0000004d}.dialog-topline{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:21px 22px;display:flex}.dialog-topline h2{margin:0;font-size:1.15rem}.dialog-topline button{border:1px solid var(--line);background:var(--panel-secondary);width:44px;height:44px;color:var(--muted);cursor:pointer;border-radius:14px;place-items:center;font-size:1.5rem;display:grid}.dialog-content{max-height:min(60vh,460px);color:var(--ink-soft);padding:21px 22px 24px;font-size:.9rem;line-height:1.85;overflow-y:auto}.dialog-content p{margin:0}.dialog-content p+p{margin-top:13px}@keyframes results-in{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes card-in{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}@keyframes dialog-in{0%{opacity:0;transform:translateY(10px)scale(.985)}to{opacity:1;transform:translateY(0)scale(1)}}@media (max-width:820px){.night-orb{opacity:.5;width:90px;height:90px;top:122px;right:-12px}.calculator-panel{grid-template-columns:minmax(0,1fr)}.calculator-primary,.calculator-secondary{padding:26px}.mode-separator{flex-direction:row;padding-inline:26px}.mode-separator span{width:100%;height:1px}.calculator-secondary{border-top:0;gap:0}.secondary-copy{margin-bottom:20px}.local-note{text-align:center;padding:10px 18px}}@media (max-width:639px){.page-container{width:min(100% - 24px,960px)}.hero-shell{min-height:0}.hero-content{padding-bottom:76px}.site-header{min-height:76px;padding-block:14px}.brand-mark{border-radius:13px;width:41px;height:41px}.brand-copy>span{display:none}.hero-copy{margin:27px auto 25px}.hero-eyebrow{letter-spacing:.1em;font-size:.68rem}.hero-copy h1{max-width:330px;margin-inline:auto;font-size:clamp(2.2rem,12vw,3.2rem);line-height:1.17}.hero-subtitle{max-width:310px;margin-top:14px;font-size:.9rem;line-height:1.7}.calculator-panel,.results-section{border-radius:24px}.calculator-primary,.calculator-secondary{padding:22px 20px}.mode-separator{padding-inline:20px}.time-picker{gap:7px;margin-block:20px 18px}.time-select-wrap select{border-radius:17px;width:110px;height:75px;padding-right:29px;font-size:2.15rem}.time-divider{padding-bottom:13px;font-size:2.1rem}.primary-action,.secondary-action{min-height:52px}.hero-footnote{max-width:300px;font-size:.65rem}.results-section{padding:25px 18px 22px}.results-heading-wrap{margin-bottom:20px}.results-grid{grid-template-columns:minmax(0,1fr);gap:11px}.result-card{padding:18px 18px 16px}.result-time{font-size:3.05rem}.results-note{font-size:.72rem}.guide-section{padding:68px 0 72px}.section-heading{margin-bottom:25px}.guide-list{flex-direction:column;display:flex}.guide-list li{min-height:0;padding:18px}.guide-list p{margin-top:12px}.site-footer{padding:29px 16px}.footer-inner{flex-direction:column;align-items:flex-start;gap:17px}.footer-brandline>span:last-child{flex-basis:100%}.site-footer nav{justify-content:space-between;gap:5px 12px;width:100%}.medical-note{margin-top:14px}}@media (max-width:374px){.page-container{width:min(100% - 20px,960px)}.calculator-primary,.calculator-secondary,.mode-separator{padding-inline:16px}.mode-heading,.secondary-copy{gap:10px}.time-select-wrap select{width:104px}.time-select-wrap>span{right:10px}.local-note{font-size:.66rem}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}