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transparent);--color-header-text:var(--color-ink);--color-header-link:var(--color-ink);--color-header-link-hover:var(--color-sage-deep);--color-header-border:var(--color-line);--duration-instant:.14s;--duration-fast:.16s;--duration-ui:.2s;--duration-surface:.24s;--duration-menu:.32s;--duration-overlay:.36s;--duration-emphasis:.52s;--ease-press:cubic-bezier(.32, .72, 0, 1);--ease-out:cubic-bezier(.23, 1, .32, 1);--ease-emphasis:cubic-bezier(.16, 1, .3, 1)}[data-theme=dark]{--color-canvas:#101a1d;--color-canvas-glow:#1a292b;--color-ink:#edf1e9;--color-muted:#a7b3ab;--color-sage:#9daf9a;--color-sage-deep:#b9cbb5;--color-sage-hover:#b7c9b2;--color-cream:#eaf0e8;--color-line:#eaf0e829;--color-success:#b7d3a8;--color-focus:#b5d3bc;--color-text-primary:#f1f4ed;--color-text-muted:#c0cbc2;--color-text-sage-card:#17271e;--color-text-on-surface:#182522;--color-text-muted-on-surface:#182522;--color-accent-on-surface:#182522;--color-ambient-secondary:#3c5047;--color-shadow:#00000061;--color-shadow-soft:#0000003d;--color-header-bg:color-mix(in srgb, var(--color-night) 86%, var(--color-canvas) 14%);--color-header-text:#f2f5f0;--color-header-link:#c5d0c8;--color-header-link-hover:var(--color-sage-deep);--color-header-border:#eaf0e824}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--color-canvas);color:var(--color-ink);font-family:var(--font-body), ui-sans-serif, system-ui, sans-serif;transition:background-color var(--duration-surface) var(--ease-press), color var(--duration-surface) var(--ease-press);margin:0;font-size:16px;overflow-x:clip}body:before{content:"";pointer-events:none;background:radial-gradient(circle at 50% 0%, var(--color-canvas-glow), transparent 42%);opacity:.74;z-index:-2;position:fixed;inset:0}.ambient{pointer-events:none;filter:blur(2px);opacity:.32;z-index:-1;border-radius:50%;position:fixed}html.js .ambient-one{animation:ambient-drift-one 22s var(--ease-press) infinite}html.js .ambient-two{animation:ambient-drift-two 28s var(--ease-press) infinite}.ambient-one{background:var(--color-sage);width:28rem;height:28rem;top:8rem;right:-14rem}.ambient-two{background:var(--color-ambient-secondary);opacity:.2;width:22rem;height:22rem;bottom:12rem;left:-12rem}.grain{pointer-events:none;opacity:.035;z-index:2;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");position:fixed;inset:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--color-focus);outline-offset:5px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.section-wrap{width:min(1180px,100% - 64px);margin-inline:auto}.site-header{z-index:3;border:1px solid var(--color-header-border);background:var(--color-header-bg);width:min(1180px,100% - 64px);color:var(--color-header-text);backdrop-filter:blur(18px);box-shadow:0 10px 28px var(--color-shadow-soft);transition:background-color var(--duration-surface) var(--ease-press), color var(--duration-surface) var(--ease-press), border-color var(--duration-surface) var(--ease-press), box-shadow var(--duration-surface) var(--ease-press);border-radius:999px;justify-content:space-between;align-items:center;margin:24px auto 0;padding:10px 10px 10px 18px;display:flex;position:relative}.wordmark{color:var(--color-header-text);letter-spacing:-.02em;align-items:center;gap:9px;font-size:.83rem;font-weight:500;display:inline-flex}.wordmark-mark{background:var(--color-night);border-radius:50%;width:48px;height:48px;padding:4px}.desktop-nav{color:var(--color-header-link);gap:28px;margin-left:auto;margin-right:22px;font-size:.76rem;display:flex}.desktop-nav a,.text-link{transition:color var(--duration-overlay) var(--ease-press)}.desktop-nav a:hover{color:var(--color-header-link-hover)}.text-link:hover{color:var(--color-sage-deep)}.theme-toggle{width:40px;height:40px;color:var(--color-header-text);transition:color var(--duration-instant) var(--ease-press), background-color var(--duration-instant) var(--ease-press), transform var(--duration-instant) var(--ease-press);background:0 0;border:0;border-radius:50%;place-items:center;padding:0;display:grid;position:relative}.theme-toggle:hover{background:color-mix(in srgb, var(--color-sage) 24%, transparent)}.theme-toggle:active{transform:scale(.96)}.theme-icon{transition:opacity var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);font-size:1.3rem;line-height:1;position:absolute}.theme-icon-sun{opacity:1;transform:scale(1)}.theme-icon-moon,[data-theme=dark] .theme-icon-sun{opacity:0;transform:scale(.92)}[data-theme=dark] .theme-icon-moon{opacity:1;transform:scale(1)}.menu-button{background:0 0;border:0;padding:10px;display:none}.menu-lines{gap:5px;width:18px;display:grid}.menu-lines i{background:var(--color-header-text);height:1px;transition:transform var(--duration-overlay) var(--ease-press);display:block}.menu-button[aria-expanded=true] .menu-lines i:first-child{transform:translateY(3px)rotate(45deg)}.menu-button[aria-expanded=true] .menu-lines i:last-child{transform:translateY(-3px)rotate(-45deg)}.mobile-menu-overlay{z-index:4;background:color-mix(in srgb, var(--color-header-bg) 94%, transparent);backdrop-filter:blur(24px);opacity:0;visibility:hidden;pointer-events:none;transition:opacity var(--duration-overlay) var(--ease-press);place-items:center;padding:32px;display:grid;position:fixed;inset:0}.mobile-menu-overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.mobile-menu-close{top:max(16px, env(safe-area-inset-top));right:max(16px, env(safe-area-inset-right));border:1px solid var(--color-header-border);background:color-mix(in srgb, var(--color-header-bg) 88%, transparent);width:44px;height:44px;color:var(--color-header-text);cursor:pointer;opacity:0;transition:opacity var(--duration-overlay) var(--ease-emphasis), transform var(--duration-overlay) var(--ease-emphasis), background-color var(--duration-instant) var(--ease-press);border-radius:50%;place-items:center;padding:0;font-size:1.6rem;line-height:1;display:grid;position:absolute;transform:translateY(-8px)}.mobile-menu-overlay.is-open .mobile-menu-close{opacity:1;transition-delay:40ms;transform:translateY(0)}.mobile-menu-close:hover{background:color-mix(in srgb, var(--color-header-bg) 100%, transparent)}.mobile-menu-close:active{transform:scale(.96)}.mobile-menu-nav{text-align:center;gap:18px;width:min(420px,100%);display:grid}.mobile-menu-link{color:var(--color-header-text);font-family:var(--font-display), "Iowan Old Style", Baskerville, Georgia, serif;letter-spacing:-.04em;opacity:0;transition:opacity var(--duration-menu) var(--ease-emphasis), transform var(--duration-menu) var(--ease-emphasis), color var(--duration-overlay) var(--ease-press);font-size:clamp(2rem,8vw,3.2rem);line-height:1;transform:translateY(16px)}.mobile-menu-overlay.is-open .mobile-menu-link{opacity:1;transform:translateY(0)}.mobile-menu-overlay.is-open .mobile-menu-link:first-child{transition-delay:40ms}.mobile-menu-overlay.is-open .mobile-menu-link:nth-child(2){transition-delay:70ms}.mobile-menu-overlay.is-open .mobile-menu-link:nth-child(3){transition-delay:.1s}.mobile-menu-overlay.is-open .mobile-menu-link:nth-child(4){transition-delay:.13s}.mobile-menu-overlay.is-open .mobile-menu-link:nth-child(5){transition-delay:.16s}.mobile-menu-link:hover{color:var(--color-header-link-hover)}[data-theme=dark] .mobile-menu-overlay{background:color-mix(in srgb, var(--color-night) 92%, transparent)}.hero{grid-template-columns:minmax(0,.82fr) minmax(360px,1.18fr);align-items:center;gap:clamp(2rem,6vw,6rem);min-height:min(780px,100dvh - 80px);padding-block:40px 56px;display:grid}.hero-calculator{min-width:0}.hero-calculator .instrument-shell{max-width:620px;margin-left:auto}.eyebrow{color:var(--color-sage-deep);letter-spacing:.18em;text-transform:uppercase;align-items:center;gap:9px;margin:0 0 24px;font-size:.68rem;font-weight:650;display:flex}.eyebrow span{background:var(--color-sage-deep);width:24px;height:1px;display:block}h1,h2,h3{font-family:var(--font-display), "Iowan Old Style", Baskerville, Georgia, serif;letter-spacing:-.045em;margin:0;font-weight:400}.hero h1{font-size:clamp(4.2rem,8vw,7.5rem)}h1{max-width:760px;font-size:clamp(4.2rem,9.7vw,9rem);line-height:.86}h1 em,h2 em{color:var(--color-sage-deep);font-style:italic}.hero-lede{max-width:330px;color:var(--color-muted);margin:36px 0 30px;font-size:1.08rem;line-height:1.5}.hero-cycle-mark{width:min(320px,100%);height:auto;color:var(--color-sage-deep);margin:2px 0 26px;display:block;overflow:visible}.hero-cycle-mark path{fill:none;stroke:currentColor;stroke-linecap:round;stroke-width:1.25px;opacity:.42}.hero-cycle-mark 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h2{color:var(--color-text-primary);font-size:clamp(3rem,5vw,5.2rem);line-height:.88}.instrument-shell{border:1px solid color-mix(in srgb, var(--color-sage-deep) 20%, transparent);background:color-mix(in srgb, var(--color-sage) 24%, transparent);box-shadow:0 34px 64px var(--color-shadow);transition:background-color var(--duration-surface) var(--ease-press), border-color var(--duration-surface) var(--ease-press), box-shadow var(--duration-surface) var(--ease-press);border-radius:34px;padding:7px}.instrument-core{background:var(--color-night);color:var(--color-cream);transition:background-color var(--duration-surface) var(--ease-press), color var(--duration-surface) var(--ease-press), border-color var(--duration-surface) var(--ease-press), box-shadow var(--duration-surface) var(--ease-press);border-radius:27px;box-shadow:inset 0 1px 1px #ffffff21}.instrument-core 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label,.field-label{color:#fffdf8b3;margin-bottom:10px;font-size:.75rem;display:block}.time-input-wrap{min-width:0;position:relative}input[type=time]{width:100%;min-width:0;color:var(--color-cream);font-family:var(--font-display), "Iowan Old Style", Baskerville, Georgia, serif;letter-spacing:-.04em;box-sizing:border-box;background:0 0;border:0;border-bottom:1px solid #fffdf840;border-radius:0;padding:0 3rem 11px 0;font-size:clamp(2.8rem,6vw,4.5rem);line-height:1.2}input[type=time]::-webkit-calendar-picker-indicator{opacity:0}input[type=time]::-webkit-datetime-edit-ampm-field{margin-inline-end:0}.input-sun{color:var(--color-sage);font-size:1.5rem;position:absolute;bottom:20px;right:7px}.input-block p,.field-hint{color:var(--color-night-muted);margin:11px 0 0;font-size:.75rem}.calculator-instruction{color:var(--color-cream);margin:0 0 16px;font-size:.82rem;font-weight:600}.mode-help{color:var(--color-night-muted);margin:-16px 0 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0;border:0;font-size:.75rem;text-decoration:underline}.latency-guide-link{color:var(--color-night-muted);text-underline-offset:3px;font-size:.7rem;text-decoration:underline #fffdf859}.latency-settings{margin-top:16px}.latency-presets{grid-template-columns:repeat(4,minmax(0,1fr));gap:5px;display:grid}.latency-presets button{min-height:38px;color:var(--color-night-muted);background:0 0;border:1px solid #fffdf82e;border-radius:11px;font-size:.75rem}.mode-button,.cycle-button,.latency-presets button{transition:color var(--duration-instant) var(--ease-press), background-color var(--duration-instant) var(--ease-press), border-color var(--duration-instant) var(--ease-press), transform var(--duration-instant) var(--ease-press)}.latency-presets button.is-active{border-color:var(--color-sage);background:var(--color-sage);color:var(--color-night)}.latency-custom{margin-top:16px}.latency-custom label,.latency-custom p{color:var(--color-night-muted);font-size:.75rem}.latency-custom input{width:100%;color:var(--color-cream);background:#fffdf814;border:1px solid #fffdf840;border-radius:11px;margin-top:8px;padding:10px 12px;font-size:1rem}.calculate-button{background:var(--color-sage);width:100%;color:var(--color-night);transition:transform var(--duration-instant) var(--ease-press), background-color var(--duration-instant) var(--ease-press);border:0;border-radius:999px;justify-content:space-between;align-items:center;margin-top:28px;padding:7px 8px 7px 22px;font-size:.82rem;font-weight:650;display:flex}.calculate-button:hover{background:var(--color-sage-hover)}.calculate-button:active{transform:scale(.985)}.button-icon{width:34px;height:34px;transition:transform var(--duration-instant) var(--ease-press);background:#182b3724;border-radius:50%;place-items:center;font-size:1.1rem;display:grid}.calculate-button:hover .button-icon{transform:translate(3px,-2px)scale(1.06)}.results{border-top:1px solid #fffdf81c;min-height:156px;margin-top:20px;padding-top:20px}.results-placeholder{min-height:128px;color:var(--color-night-muted);text-align:center;place-items:center;font-size:.75rem;display:grid}.results-placeholder span{color:var(--color-sage);font-family:var(--font-display), "Iowan Old Style", Baskerville, Georgia, serif;font-size:1.3rem}.results-placeholder p{font-family:var(--font-display), "Iowan Old Style", Baskerville, Georgia, serif;margin:10px 0 0;font-size:.9rem;font-style:italic;line-height:1.4}.results-heading{justify-content:space-between;align-items:end;margin-bottom:12px;font-size:.82rem;display:flex}.results-heading small{color:var(--color-night-muted);font-size:.75rem}.results-caveat{color:var(--color-night-muted);margin:-4px 0 12px;font-size:.68rem;line-height:1.4}.result-list{margin:0;padding:0;list-style:none}.result-row{border-bottom:1px solid #fffdf81a;animation:none}.result-row-button{width:100%;color:inherit;text-align:inherit;cursor:pointer;transition:background-color var(--duration-instant) var(--ease-press), transform var(--duration-instant) var(--ease-press);background:0 0;border:0;border-radius:12px;grid-template-columns:1fr 1fr 1fr auto;align-items:center;margin:0;padding:13px 0;display:grid}.result-row-button:hover{background:#fffdf80d}.result-row-button:active{transform:scale(.99)}.result-row-button.is-copied{background:#b7d3a82e}.result-row.is-recommended .result-row-button{padding-inline:10px}.results-copy-hint{color:var(--color-night-muted);text-align:center;margin:10px 0 0;font-size:.7rem}.copy-status{min-height:1.1em;color:var(--color-cream);text-align:center;margin:8px 0 0;font-size:.7rem;line-height:1.4}.results.is-first-calculation .result-row{animation:lift-in .6s var(--ease-emphasis) both}.results.is-first-calculation .result-row:nth-child(2){animation-delay:80ms}.results.is-first-calculation .result-row:nth-child(3){animation-delay:.16s}.result-cycle,.result-note{color:var(--color-night-muted);font-size:.75rem}.result-note{text-align:right}.result-copy-label{color:var(--color-night-muted);text-align:right;margin-left:12px;font-size:.68rem}.result-row strong{font-family:var(--font-display), "Iowan Old Style", Baskerville, Georgia, serif;font-variant-numeric:tabular-nums;text-align:center;font-size:1.4rem;font-weight:400}@media (width>=768px){.result-row strong{font-size:clamp(1.5rem,4vw,1.85rem)}}.result-row.is-recommended{background:#fffdf812;border-radius:12px}.result-row.is-recommended .result-row-button{background:0 0}.result-row.is-recommended .result-note{color:var(--color-cream);font-weight:600}.field-error{color:var(--color-cream);font-size:.75rem;font-weight:600}.ritual-section{padding-block:96px 144px}.insight-grid{grid-template-columns:1.25fr .75fr;gap:20px;margin-top:60px;display:grid}.insight-card-shell{border:1px solid color-mix(in srgb, var(--color-sage-deep) 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