:root{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-card: #ffffff;--text-primary: #1e293b;--text-secondary: #475569;--text-muted: #64748b;--border-color: #e2e8f0;--shadow-color: rgba(15, 23, 42, .08);--navy: #1e293b;--lavender: #a855f7;--lavender-light: #c084fc;--accent-color: var(--lavender);--hover-bg: #f1f5f9;--active-bg: var(--lavender);--active-text: #ffffff;--focus-ring: #a855f7;--space-1: .5rem;--space-2: 1rem;--space-3: 1.5rem;--space-4: 2rem;--space-5: 2.5rem;--space-6: 3rem;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--line-height-body: 1.5;--line-height-heading: 1.2;--border-radius: .75rem;--border-radius-lg: 1rem;--border-width: 1px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}@media (prefers-color-scheme: dark){:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #334155;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--border-color: #475569;--shadow-color: rgba(0, 0, 0, .3);--hover-bg: #475569}}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #334155;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--border-color: #475569;--shadow-color: rgba(0, 0, 0, .3);--hover-bg: #475569}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-card: #ffffff;--text-primary: #1e293b;--text-secondary: #475569;--text-muted: #64748b;--border-color: #e2e8f0;--shadow-color: rgba(15, 23, 42, .08);--hover-bg: #f1f5f9}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}html{scroll-behavior:auto}}body{margin:0;font-family:var(--font-family);font-size:var(--font-size-base);line-height:var(--line-height-body);color:var(--text-primary);background-color:var(--bg-primary);min-height:100vh}.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}.noscript-message{text-align:center;padding:var(--space-6);max-width:600px;margin:var(--space-6) auto}#app{display:flex;flex-direction:column;min-height:100vh;max-width:720px;margin:0 auto;padding:var(--space-3);gap:var(--space-5)}.header{text-align:center}.logo{display:flex;align-items:center;justify-content:center;gap:var(--space-2);margin-bottom:var(--space-2)}.logo h1{margin:0;font-size:var(--font-size-3xl);font-weight:700;line-height:var(--line-height-heading);color:var(--text-primary)}.logo-icon{width:2.5rem;height:2.5rem;color:var(--accent-color)}.tagline{font-size:var(--font-size-lg);color:var(--text-secondary);max-width:28rem;margin:0 auto}.main{display:flex;flex-direction:column;gap:var(--space-5);flex:1}.intro-text{max-width:65ch;margin:0 auto 2rem;color:var(--text-muted);font-size:1.1rem;line-height:1.6;text-align:center}.input-card{background:var(--bg-card);border-radius:var(--border-radius-lg);padding:var(--space-4);box-shadow:0 4px 6px -1px var(--shadow-color);border:var(--border-width) solid var(--border-color)}.mode-toggle{display:flex;background:var(--bg-secondary);border-radius:var(--border-radius);padding:var(--space-1);margin-bottom:var(--space-4);width:100%}.mode-btn{flex:1;padding:var(--space-2) var(--space-3);background:transparent;border:none;border-radius:calc(var(--border-radius) - .125rem);font-size:var(--font-size-base);font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);min-height:44px}.mode-btn:hover{color:var(--text-primary)}.mode-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.mode-btn.active{background:var(--active-bg);color:var(--active-text);box-shadow:0 1px 3px #0000001a}.mode-panel{display:none}.mode-panel.active{display:block}.input-group{margin-bottom:var(--space-4)}.input-label{display:block;font-weight:500;color:var(--text-primary);margin-bottom:var(--space-1);font-size:var(--font-size-base)}.tooltip{cursor:help;color:var(--text-muted);margin-left:.25rem}.time-input-wrapper{display:flex;gap:var(--space-2);align-items:center}.time-input{flex:1;padding:var(--space-3);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);background:var(--bg-primary);color:var(--text-primary);font-size:var(--font-size-xl);font-weight:500;min-height:56px}.time-input:focus{outline:none;border-color:var(--focus-ring);box-shadow:0 0 0 3px #a855f71a}.now-btn{padding:var(--space-2) var(--space-3);background:var(--bg-secondary);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);font-size:var(--font-size-sm);font-weight:500;min-height:44px}.now-btn:hover{background:var(--hover-bg);color:var(--text-primary)}.now-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.time-format-toggle{margin-top:var(--space-2)}.toggle-label{display:block;cursor:pointer}.toggle-slider{display:inline-flex;align-items:center;background:var(--bg-secondary);border-radius:var(--border-radius);padding:2px;position:relative;transition:all var(--transition-fast);min-height:36px}.toggle-slider:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.toggle-option{padding:.25rem .75rem;border-radius:calc(var(--border-radius) - 2px);font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary);transition:all var(--transition-fast);z-index:1}.toggle-slider[aria-checked=true] .toggle-option:last-child,.toggle-slider[aria-checked=false] .toggle-option:first-child{background:var(--active-bg);color:var(--active-text)}.advanced-options{margin-top:var(--space-4);margin-bottom:var(--space-4)}.advanced-options summary{cursor:pointer;font-weight:500;color:var(--text-primary);padding:var(--space-2);border-radius:var(--border-radius);transition:background-color var(--transition-fast)}.advanced-options summary:hover{background:var(--hover-bg)}.advanced-options summary:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.options-grid{display:grid;gap:var(--space-3);margin-top:var(--space-3);padding-left:var(--space-2)}@media (min-width: 480px){.options-grid{grid-template-columns:1fr 1fr}}.input-with-unit{display:flex;align-items:center;gap:var(--space-2)}.number-input{padding:var(--space-2) var(--space-3);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);background:var(--bg-primary);color:var(--text-primary);font-size:var(--font-size-base);width:80px;min-height:44px}.number-input:focus{outline:none;border-color:var(--focus-ring);box-shadow:0 0 0 3px #a855f71a}.input-unit{font-size:var(--font-size-sm);color:var(--text-muted)}.helper-text{font-size:var(--font-size-sm);color:var(--text-muted);margin:0;line-height:var(--line-height-body)}.current-time{font-size:var(--font-size-2xl);font-weight:600;color:var(--text-primary);margin:var(--space-2) 0;text-align:center;padding:var(--space-3);background:var(--bg-secondary);border-radius:var(--border-radius)}.results{opacity:0;transform:translateY(1rem);transition:all var(--transition-slow)}.results.visible{opacity:1;transform:translateY(0)}.results-header{margin-bottom:var(--space-4);text-align:center}#results-title{margin:0;font-size:var(--font-size-2xl);font-weight:600;color:var(--text-primary);line-height:var(--line-height-heading)}.bedtime-grid{display:grid;gap:var(--space-3);align-items:stretch}@media (min-width: 480px){.bedtime-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 640px){.bedtime-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}}.bedtime-chip{background:var(--bg-card);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--space-4);text-align:center;transition:all var(--transition-fast);position:relative;display:flex;flex-direction:column;height:100%}.bedtime-chip:hover{transform:translateY(-2px);box-shadow:0 8px 25px -8px var(--shadow-color)}.bedtime-chip.recommended{border-color:var(--accent-color);background:linear-gradient(135deg,var(--bg-card) 0%,rgba(168,85,247,.05) 100%)}.bedtime-chip.recommended:before{content:"★";position:absolute;top:var(--space-2);right:var(--space-2);color:var(--accent-color);font-size:var(--font-size-lg)}.bedtime-time{font-size:var(--font-size-3xl);font-weight:700;color:var(--text-primary);margin:0 0 var(--space-1) 0;line-height:var(--line-height-heading)}.bedtime-label{font-size:var(--font-size-sm);color:var(--text-secondary);margin:0 0 var(--space-3) 0}.bedtime-badge{display:inline-block;padding:.125rem .5rem;background:var(--bg-secondary);color:var(--text-muted);border-radius:1rem;font-size:.75rem;font-weight:500;margin-bottom:var(--space-2)}.chip-actions{display:flex;gap:var(--space-2);margin-top:var(--space-3);margin-top:auto}.chip-btn{flex:1;padding:var(--space-2);background:var(--bg-secondary);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:var(--font-size-sm);font-weight:500;cursor:pointer;transition:all var(--transition-fast);min-height:44px;display:flex;align-items:center;justify-content:center;gap:.25rem}.chip-btn:hover{background:var(--hover-bg);border-color:var(--accent-color)}.chip-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.chip-btn.copied{background:var(--accent-color);color:var(--active-text);border-color:var(--accent-color)}.content-section{background:var(--bg-secondary);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--space-5);box-shadow:0 20px 40px -24px var(--shadow-color);display:flex;flex-direction:column;gap:var(--space-4)}.content-section--surface{background:var(--bg-card)}.section-header{display:flex;flex-direction:column;gap:var(--space-1)}.section-header h2{margin:0;font-size:var(--font-size-2xl);line-height:var(--line-height-heading);color:var(--text-primary)}.section-lede{margin:0;font-size:var(--font-size-base);color:var(--text-secondary)}.content-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.content-card{background:var(--bg-card);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-2);height:100%}.content-card h3{margin:0;font-size:var(--font-size-xl);color:var(--text-primary)}.content-card p{margin:0;color:var(--text-secondary)}.content-list{margin:0;padding-left:1.1rem;color:var(--text-secondary);display:flex;flex-direction:column;gap:.4rem}.content-list li{margin:0}.content-list strong{color:var(--text-primary)}.card-link{display:inline-block;margin-top:1rem;color:var(--accent-color);font-weight:600;text-decoration:none;transition:opacity .2s ease}.card-link:hover{opacity:.8;text-decoration:underline}.highlight-card{border-left:4px solid var(--accent-color);background:var(--bg-card);padding:var(--space-3);border-radius:var(--border-radius);color:var(--text-secondary)}.highlight-card p{margin:0}.highlight-note{font-weight:600;color:var(--text-primary)}.step-list{margin:0;padding-left:1.25rem;display:flex;flex-direction:column;gap:.5rem;color:var(--text-secondary)}.step-list li{padding-left:.25rem}.scenario-card h3{font-size:var(--font-size-lg)}.table-wrapper{overflow-x:auto}.stat-table{width:100%;border-collapse:collapse;font-size:var(--font-size-sm);color:var(--text-secondary)}.stat-table caption{margin-bottom:var(--space-2);font-weight:600;font-size:var(--font-size-base);color:var(--text-primary);text-align:left}.stat-table th,.stat-table td{border:var(--border-width) solid var(--border-color);padding:.75rem;text-align:left;vertical-align:top}.stat-table thead th{background:var(--bg-secondary);color:var(--text-primary);font-weight:600}.stat-table tbody th{font-weight:600;color:var(--text-primary)}.reference-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2);color:var(--text-secondary)}.reference-item{background:var(--bg-card);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);padding:var(--space-3)}.reference-title{display:block;font-weight:600;color:var(--text-primary);margin-bottom:.25rem}.reference-item a{color:var(--accent-color);text-decoration:none}.reference-item a:hover,.reference-item a:focus-visible{text-decoration:underline;outline:none}@media (max-width: 640px){.content-section{padding:var(--space-3)}.section-header h2{font-size:var(--font-size-xl)}.stat-table caption{font-size:var(--font-size-sm)}}.faq{margin-top:var(--space-6)}#faq-title{font-size:var(--font-size-2xl);font-weight:600;color:var(--text-primary);margin:0 0 var(--space-4) 0;text-align:center;line-height:var(--line-height-heading)}.faq-list{display:flex;flex-direction:column;gap:var(--space-2)}.faq-item{background:var(--bg-card);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);overflow:hidden}.faq-item summary{padding:var(--space-3);cursor:pointer;font-weight:500;color:var(--text-primary);transition:background-color var(--transition-fast);min-height:44px;display:flex;align-items:center}.faq-item summary:hover{background:var(--hover-bg)}.faq-item summary:focus-visible{outline:2px solid var(--focus-ring);outline-offset:-2px}.faq-item p{padding:0 var(--space-3) var(--space-3);margin:0;color:var(--text-secondary)}.footer{margin-top:var(--space-6);padding:var(--space-4) 0;border-top:var(--border-width) solid var(--border-color)}.footer-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-3)}@media (min-width: 480px){.footer-content{flex-direction:row;justify-content:space-between}}.disclaimer{margin:0;font-size:var(--font-size-sm);color:var(--text-muted);text-align:center}.footer-controls{display:flex;align-items:center;gap:var(--space-3)}.icon-btn{width:44px;height:44px;background:var(--bg-secondary);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}.icon-btn:hover{background:var(--hover-bg)}.icon-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.icon-btn svg{width:1.25rem;height:1.25rem}.ad-container{margin:var(--space-5) 0;text-align:center}.ad-placeholder{padding:var(--space-4);background:var(--bg-secondary);border:2px dashed var(--border-color);border-radius:var(--border-radius);color:var(--text-muted);font-size:var(--font-size-sm)}@keyframes slideIn{0%{opacity:0;transform:translateY(1rem)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.slide-in{animation:slideIn var(--transition-slow) ease-out}.loading{opacity:.6;pointer-events:none}.loading:after{content:"";animation:pulse 1.5s infinite}.skip-link{position:absolute;top:-40px;left:0;background:var(--accent-color);color:var(--active-text);padding:.5rem 1rem;border-radius:0 0 var(--border-radius) var(--border-radius);z-index:1000;text-decoration:none;transition:top var(--transition-fast)}.skip-link:focus{top:0}.site-nav{margin-top:var(--space-3)}.site-nav__list{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2);list-style:none;margin:0;padding:0}.site-nav__list a{color:var(--text-secondary);font-weight:500;text-decoration:none;padding:.5rem .75rem;border-radius:var(--border-radius);transition:background var(--transition-fast),color var(--transition-fast)}.site-nav__list a:hover,.site-nav__list a:focus-visible{background:var(--hover-bg);color:var(--text-primary);outline:none}.compliance{margin-top:var(--space-6)}.policy-grid{display:grid;gap:var(--space-3)}@media (min-width: 640px){.policy-grid{grid-template-columns:repeat(2,1fr)}}.policy-card{background:var(--bg-card);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius);padding:var(--space-3);box-shadow:0 6px 18px -12px var(--shadow-color)}.policy-card h3{margin:0 0 var(--space-2) 0;font-size:var(--font-size-xl)}.policy-card p{margin:0 0 var(--space-2) 0;color:var(--text-secondary)}.policy-list{margin:0;padding-left:1.25rem;color:var(--text-secondary)}.policy-list li{margin-bottom:.5rem}.policy-list a{color:var(--accent-color);text-decoration:none}.policy-list a:hover,.policy-list a:focus-visible{text-decoration:underline;outline:none}.footer-content{flex-wrap:wrap}.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:.75rem}.footer-nav a{color:var(--text-secondary);font-size:var(--font-size-sm);text-decoration:none}.footer-nav a:hover,.footer-nav a:focus-visible{color:var(--text-primary);text-decoration:underline;outline:none}.consent-banner{position:fixed;bottom:var(--space-2);left:0;right:0;display:flex;justify-content:center;padding:0 var(--space-2);z-index:1000}.consent-banner[hidden]{display:none}body.has-consent-banner{padding-bottom:140px}.consent-content{width:min(560px,92%);background:var(--bg-card);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius-lg);box-shadow:0 20px 40px -20px var(--shadow-color);padding:var(--space-3)}.consent-title{margin:0 0 var(--space-2) 0;font-size:var(--font-size-lg)}.consent-actions{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-bottom:var(--space-2)}.consent-btn{flex:1 0 120px;padding:.5rem .75rem;border-radius:var(--border-radius);border:var(--border-width) solid var(--border-color);background:var(--bg-secondary);color:var(--text-primary);font-weight:600;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.consent-btn:hover,.consent-btn:focus-visible{background:var(--hover-bg);border-color:var(--accent-color);outline:none}.consent-primary{background:var(--accent-color);color:var(--active-text);border-color:var(--accent-color)}.consent-primary:hover,.consent-primary:focus-visible{background:var(--lavender-light);border-color:var(--lavender-light)}.consent-link{background:none;border:none;padding:0;color:var(--accent-color);text-decoration:underline;font-weight:500;cursor:pointer}.consent-link:hover,.consent-link:focus-visible{color:var(--lavender-light);outline:none}.consent-manage-panel{margin-bottom:var(--space-2);padding:var(--space-2);background:var(--bg-secondary);border-radius:var(--border-radius);font-size:var(--font-size-sm);color:var(--text-secondary)}@media (min-width: 768px){.consent-content{width:520px}.consent-title{font-size:var(--font-size-xl)}}.consent-manage-panel ul{margin:var(--space-1) 0;padding-left:1.25rem}.consent-links{margin:0;font-size:var(--font-size-sm);color:var(--text-muted);display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}.consent-links a{color:var(--accent-color);text-decoration:none}.consent-links a:hover,.consent-links a:focus-visible{text-decoration:underline;outline:none}@media (max-width: 768px){#app{padding:var(--space-2)}.input-card{padding:var(--space-3)}.tagline{font-size:var(--font-size-base)}}@media (max-width: 640px){body.has-consent-banner{padding-bottom:120px}.time-input-wrapper{flex-direction:column;align-items:stretch}.now-btn{width:100%}.chip-actions{flex-direction:column}.chip-btn{width:100%}.policy-grid{grid-template-columns:1fr}.consent-banner{padding:0;bottom:0}.consent-content{border-radius:0;width:100%;padding:var(--space-2)}.consent-actions{flex-direction:column}.consent-btn{width:100%;padding:.75rem .5rem;font-size:var(--font-size-sm)}.consent-title{font-size:var(--font-size-lg);margin-bottom:var(--space-1)}.consent-content p{font-size:var(--font-size-sm);margin-bottom:var(--space-2)}.footer-content{align-items:stretch}.footer-nav{justify-content:flex-start}}@media (max-width: 420px){.site-nav__list{gap:.5rem}.site-nav__list a{padding:.5rem}body.has-consent-banner{padding-bottom:100px}.consent-content{padding:var(--space-1)}.consent-title{font-size:var(--font-size-base)}.consent-content p{font-size:.8rem;line-height:1.4}.consent-btn{padding:.5rem;font-size:.8rem}}:root{--bg-primary: #f3efe7;--bg-secondary: #fbf7ef;--bg-card: rgba(255, 252, 246, .9);--text-primary: #172033;--text-secondary: #43516b;--text-muted: #627089;--border-color: rgba(23, 32, 51, .12);--shadow-color: rgba(17, 24, 39, .16);--accent-color: #c46a1f;--accent-color-strong: #9e5012;--accent-soft: rgba(196, 106, 31, .14);--active-bg: #172033;--active-text: #fbf7ef;--hover-bg: rgba(23, 32, 51, .08);--focus-ring: #c46a1f;--font-family: "Avenir Next", "Gill Sans", "Trebuchet MS", sans-serif;--font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;--border-radius: 1rem;--border-radius-lg: 1.5rem;color-scheme:light}@media (prefers-color-scheme: dark){:root{--bg-primary: #101825;--bg-secondary: #182334;--bg-card: rgba(24, 35, 52, .92);--text-primary: #f4efe6;--text-secondary: #d4c9b9;--text-muted: #aab5c4;--border-color: rgba(212, 201, 185, .14);--shadow-color: rgba(0, 0, 0, .38);--hover-bg: rgba(251, 247, 239, .08);--active-bg: #f4efe6;--active-text: #101825}}[data-theme=dark]{--bg-primary: #101825;--bg-secondary: #182334;--bg-card: rgba(24, 35, 52, .92);--text-primary: #f4efe6;--text-secondary: #d4c9b9;--text-muted: #aab5c4;--border-color: rgba(212, 201, 185, .14);--shadow-color: rgba(0, 0, 0, .38);--hover-bg: rgba(251, 247, 239, .08);--active-bg: #f4efe6;--active-text: #101825;color-scheme:dark}[data-theme=light]{--bg-primary: #f3efe7;--bg-secondary: #fbf7ef;--bg-card: rgba(255, 252, 246, .9);--text-primary: #172033;--text-secondary: #43516b;--text-muted: #627089;--border-color: rgba(23, 32, 51, .12);--shadow-color: rgba(17, 24, 39, .16);--hover-bg: rgba(23, 32, 51, .08);--active-bg: #172033;--active-text: #fbf7ef;color-scheme:light}html{background:radial-gradient(circle at top left,rgba(196,106,31,.18),transparent 30%),radial-gradient(circle at top right,rgba(23,32,51,.12),transparent 30%),var(--bg-primary)}body{min-width:320px;background:transparent;color:var(--text-primary);font-family:var(--font-family)}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:36px 36px;opacity:.18;pointer-events:none;z-index:-1}a{color:inherit}#app{max-width:1180px;padding:1.25rem;gap:2rem}.page-guide #app,.main{gap:1.5rem}.page-guide .main{width:100%;max-width:920px;margin:0 auto}.hero,.shell-header{position:relative;overflow:hidden;border:1px solid var(--border-color);border-radius:calc(var(--border-radius-lg) + .5rem);background:linear-gradient(135deg,#172033fa,#253753eb 56%,#c46a1fd6),var(--bg-card);color:#f7f1e8;box-shadow:0 30px 80px -42px var(--shadow-color)}.shell-header{background:linear-gradient(135deg,#172033f5,#283d5ae6),var(--bg-card)}.hero:after,.shell-header:after{content:"";position:absolute;inset:auto -8% -20% auto;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(251,247,239,.18),transparent 70%);pointer-events:none}.hero__nav,.shell-header__inner{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:1.25rem 1.25rem 0}.hero__body{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(300px,.9fr);gap:1.5rem;padding:1.5rem 1.25rem 1.25rem}.brand{display:inline-flex;align-items:center;gap:.85rem;text-decoration:none;color:inherit}.brand-mark{width:2.9rem;height:2.9rem;flex:none}.brand-copy{display:flex;flex-direction:column;gap:.18rem}.brand-title{font-family:var(--font-display);font-size:1.35rem;line-height:1;letter-spacing:.01em}.brand-subtitle{font-size:.88rem;color:#f7f1e8bf}.site-nav{margin-top:0}.site-nav__list{gap:.5rem}.site-nav__list a{color:#f7f1e8d1;border:1px solid transparent;background:#ffffff0a}.site-nav__list a:hover,.site-nav__list a:focus-visible,.site-nav__list a[aria-current=page]{background:#fbf7ef24;border-color:#fbf7ef24;color:#fffdf8}.eyebrow,.section-kicker,.results-kicker,.hero-card__kicker,.consent-kicker{margin:0;text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;font-weight:700;color:var(--accent-color)}.hero__content h1,.section-header h1,.section-header h2,#results-title{font-family:var(--font-display);letter-spacing:-.02em}.hero__content h1{margin:0;font-size:clamp(2.5rem,6vw,4.6rem);line-height:.96;max-width:11ch}.hero__lede{max-width:60ch;font-size:1.06rem;color:#f7f1e8d1;margin:0}.hero__content{display:flex;flex-direction:column;gap:1rem}.hero__actions{display:flex;flex-wrap:wrap;gap:.75rem}.button,.toolbar-btn,.footer-cta,.theme-toggle{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:46px;padding:.75rem 1.1rem;border-radius:999px;border:1px solid transparent;font-weight:700;text-decoration:none;transition:transform var(--transition-fast),background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast)}.button:hover,.toolbar-btn:hover,.footer-cta:hover,.theme-toggle:hover{transform:translateY(-1px)}.button--primary,.footer-cta{background:#fbf7ef;color:#172033}.button--secondary,.toolbar-btn--ghost,.theme-toggle{background:transparent;color:inherit;border-color:var(--border-color)}.button--secondary{border-color:#fbf7ef2e;color:#fbf7ef}.hero__facts,.hero-card__steps{margin:0;padding-left:1.1rem;display:grid;gap:.55rem;color:#f7f1e8d1}.hero-card{display:flex;flex-direction:column;gap:1rem;padding:1.25rem;border-radius:calc(var(--border-radius-lg) + .25rem);border:1px solid rgba(251,247,239,.12);background:#070c1338;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hero-card__metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.75rem}.metric-card{padding:.85rem;border-radius:1rem;background:#fbf7ef14;border:1px solid rgba(251,247,239,.08)}.metric-card__value{display:block;font-family:var(--font-display);font-size:1.65rem;line-height:1}.metric-card__label{display:block;margin-top:.35rem;font-size:.84rem;color:#f7f1e8c2}.content-section,.input-card,.bedtime-chip,.policy-card,.reference-item,.content-card,.faq-item,.consent-content{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.content-section{background:linear-gradient(180deg,#fffcf6e6,#fbf7efcc);border-radius:calc(var(--border-radius-lg) + .2rem);border:1px solid var(--border-color)}.content-section--surface,.content-card,.policy-card,.reference-item,.faq-item,.input-card,.bedtime-chip{background:var(--bg-card)}.content-section--hero{background:linear-gradient(180deg,#fffcf6f2,#fbf7efd1),var(--bg-card)}.section-header{gap:.4rem}.section-header h1,.section-header h2{font-size:clamp(2rem,4vw,3rem)}.section-lede,.intro-text,.content-card p,.policy-card p,.helper-text,.reference-item,.faq-item p{color:var(--text-secondary)}.content-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}.content-card,.policy-card,.reference-item{box-shadow:0 22px 40px -34px var(--shadow-color)}.highlight-card{border-left:4px solid var(--accent-color);background:linear-gradient(180deg,rgba(196,106,31,.08),transparent 160px),var(--bg-card)}.highlight-note,.reference-title,.footer-title{color:var(--text-primary);font-weight:700}.input-card{box-shadow:0 26px 50px -38px var(--shadow-color);padding:1.5rem}.mode-toggle,.advanced-options summary,.toggle-slider,.current-time,.toolbar-btn,.chip-btn,.consent-manage-panel{background:var(--bg-secondary)}.mode-btn.active{background:var(--active-bg);color:var(--active-text)}.time-input,.number-input{border-width:1px;border-color:var(--border-color);background:#ffffffa6}[data-theme=dark] .time-input,[data-theme=dark] .number-input{background:#101825b8}.calculator-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;padding-top:1rem;margin-top:1rem;border-top:1px solid var(--border-color)}.calculator-toolbar__copy{margin:0;max-width:52ch;color:var(--text-secondary)}.quick-presets{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.8rem}.preset-btn{display:inline-flex;align-items:center;min-height:2.25rem;padding:.45rem .8rem;border-radius:999px;border:1px solid var(--border-color);background:#ffffffb8;color:var(--text-secondary);font-weight:700;cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.preset-btn:hover,.preset-btn:focus-visible{background:#ffffffeb;color:var(--text-primary);border-color:var(--accent-color);transform:translateY(-1px);outline:none}.preset-btn.active{background:var(--active-bg);border-color:var(--active-bg);color:var(--active-text)}.calculator-toolbar__actions{display:flex;flex-wrap:wrap;gap:.75rem}.toolbar-btn{color:var(--text-primary);border-color:var(--border-color);padding-inline:1rem}.toolbar-btn--ghost{background:transparent}.results{padding-top:.5rem}.results-header{display:flex;flex-direction:column;gap:.45rem;align-items:flex-start;text-align:left}#results-title{font-size:clamp(1.9rem,4vw,2.8rem)}.results-summary,.results-meta{margin:0}.results-summary{color:var(--text-primary);font-size:1rem;max-width:60ch}.results-meta{color:var(--text-muted);font-size:.92rem}.bedtime-grid{gap:1rem;grid-auto-flow:dense}.bedtime-chip{gap:.8rem;padding:1.25rem;border-radius:calc(var(--border-radius-lg) - .15rem);box-shadow:0 26px 46px -38px var(--shadow-color)}.bedtime-chip.recommended{border-color:#c46a1f57;background:linear-gradient(180deg,rgba(196,106,31,.12),transparent 120px),var(--bg-card)}.bedtime-chip.recommended:before{content:none}.bedtime-chip.featured{box-shadow:0 30px 54px -36px var(--shadow-color)}@media (min-width: 820px){.bedtime-chip.featured{grid-column:span 2}}.chip-label-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.chip-tag{display:inline-flex;align-items:center;min-height:30px;padding:.1rem .7rem;border-radius:999px;background:var(--accent-soft);color:var(--accent-color-strong);font-size:.78rem;font-weight:700;letter-spacing:.03em}[data-theme=dark] .chip-tag{color:#ffd8b4}.bedtime-badge{background:#17203314}.bedtime-time{font-size:clamp(2.1rem,5vw,3rem)}.bedtime-label{margin:0;color:var(--text-secondary)}.bedtime-note{margin:0;color:var(--text-secondary);font-size:.95rem}.chip-actions{gap:.75rem}.chip-btn{border-radius:999px}.chip-btn.copied{background:var(--active-bg);border-color:var(--active-bg)}.card-link,.policy-list a,.reference-item a,.footer-nav a,.consent-links a{color:var(--accent-color-strong)}.faq{margin-top:0}.faq-item summary{font-weight:700}.stat-table{background:#ffffff4d}.stat-table thead th{background:#1720330d}.footer{margin-top:.5rem;padding:0;border-top:none}.footer-content{padding:1.2rem 1.25rem;border:1px solid var(--border-color);border-radius:calc(var(--border-radius-lg) + .2rem);background:var(--bg-card);box-shadow:0 26px 50px -42px var(--shadow-color);align-items:center}.footer-copy{display:grid;gap:.3rem}.footer-title,.footer-meta,.disclaimer{margin:0}.footer-meta{font-size:.9rem;color:var(--text-muted)}.footer-controls{flex-wrap:wrap}.footer-cta{background:var(--active-bg);color:var(--active-text)}.theme-toggle{color:var(--text-primary);border-color:var(--border-color)}.theme-toggle__icon{display:inline-flex;min-width:2.2rem;justify-content:center;padding:.2rem .45rem;border-radius:999px;background:var(--bg-secondary);font-size:.82rem;font-weight:700}.theme-toggle__text{white-space:nowrap}.consent-content{width:min(640px,calc(100vw - 1rem));background:var(--bg-card)}.consent-title{font-family:var(--font-display);font-size:1.65rem}.consent-body{color:var(--text-secondary)}.consent-btn{border-radius:999px}.consent-primary{background:var(--active-bg);border-color:var(--active-bg)}.consent-manage-panel li{margin-bottom:.5rem}[data-reveal]{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}[data-reveal].is-visible{opacity:1;transform:translateY(0)}@media (max-width: 900px){.hero__nav,.shell-header__inner,.hero__body{grid-template-columns:1fr;flex-direction:column}.hero__content h1{max-width:none}.hero-card__metrics{grid-template-columns:1fr}}@media (max-width: 768px){#app{padding:.85rem}.hero__body,.hero__nav,.shell-header__inner,.footer-content{padding-left:1rem;padding-right:1rem}.hero__body{padding-top:1rem}.calculator-toolbar,.results-header{align-items:stretch}.calculator-toolbar__actions,.toolbar-btn,.footer-cta,.theme-toggle{width:100%}}@media (max-width: 560px){.site-nav__list{justify-content:flex-start}.hero__actions,.calculator-toolbar__actions{flex-direction:column}.button{width:100%}.chip-label-row{flex-direction:column;align-items:flex-start}}.hero__body{grid-template-columns:minmax(0,1.05fr) minmax(320px,.78fr);align-items:start}.hero__content{max-width:42rem}.hero__content h1{max-width:8.5ch;font-size:clamp(2.75rem,4.9vw,4.75rem);line-height:.98;text-wrap:balance}.hero-card{align-self:start;justify-self:end;width:100%;max-width:27rem;min-height:0}.hero-card__metrics{grid-template-columns:repeat(3,minmax(0,1fr))}.metric-card{min-height:0}.content-section--hero{color:#263241;border-color:#70808f33;background:linear-gradient(180deg,#f2efe8fa,#edeae2f5),var(--bg-card);box-shadow:0 24px 54px -42px #4a5c7247}.content-section--hero .section-kicker,.content-section--hero .results-kicker{color:#7f7565}.content-section--hero .section-header h1,.content-section--hero .section-header h2,.content-section--hero #results-title,.content-section--hero .results-summary{color:#263241}.content-section--hero .section-lede,.content-section--hero .helper-text,.content-section--hero .results-meta,.content-section--hero .calculator-toolbar__copy{color:#6d7784}.content-section--hero .input-card{color:#eef3f7;background:linear-gradient(180deg,#586679fa,#475465f7),var(--bg-card);border-color:#ffffff14;box-shadow:0 24px 60px -42px #303b494d}.content-section--hero .mode-toggle,.content-section--hero .current-time,.content-section--hero .toolbar-btn,.content-section--hero .chip-btn,.content-section--hero .preset-btn,.content-section--hero .advanced-options summary,.content-section--hero .toggle-slider{background:#1c26346b;color:#eef3f7}.content-section--hero .input-label,.content-section--hero .current-time,.content-section--hero .advanced-options summary,.content-section--hero .mode-btn,.content-section--hero .toolbar-btn,.content-section--hero .input-unit{color:#eef3f7}.content-section--hero .mode-btn{opacity:.82}.content-section--hero .mode-btn:hover{opacity:1;color:#f7fafc}.content-section--hero .mode-btn.active{background:linear-gradient(135deg,#ebe5d8,#f6f2ea);color:#314253;opacity:1}.content-section--hero .results-header{padding:1rem 1.1rem 0}.content-section--hero .time-input,.content-section--hero .number-input{background:#f1f4f6f5;color:#263241;border-color:#ffffff1f}.content-section--hero .time-input::placeholder,.content-section--hero .number-input::placeholder{color:#6d7784}.content-section--hero .time-input:focus,.content-section--hero .number-input:focus{border-color:#d1dae1f2;box-shadow:0 0 0 3px #e8edf129}.content-section--hero .now-btn,.content-section--hero .chip-btn,.content-section--hero .toolbar-btn,.content-section--hero .preset-btn{border-color:#ffffff14}.content-section--hero .preset-btn{background:#f9f4ece0;color:#5d6470}.content-section--hero .preset-btn:hover,.content-section--hero .preset-btn:focus-visible{background:#fff8f0fa;color:#2f3c4b}.content-section--hero .preset-btn.active{background:#2f3c4b;border-color:#2f3c4b;color:#f5f1e9}.content-section--hero .toggle-slider[aria-checked=true] .toggle-option:last-child,.content-section--hero .toggle-slider[aria-checked=false] .toggle-option:first-child{background:#ece5d8fa;color:#314253}.content-section--hero .bedtime-chip{background:linear-gradient(180deg,#f7f5effa,#f0ede7eb),var(--bg-card);border-color:#70808f1f}.content-section--hero .bedtime-chip.featured{border-color:#4f637647}.content-section--hero .bedtime-chip .bedtime-time,.content-section--hero .bedtime-chip .bedtime-label,.content-section--hero .bedtime-chip .bedtime-note{color:#263241}.content-section--hero .chip-tag{background:#79899824;color:#506171}.content-section--hero .bedtime-badge{color:#607080;background:#6070801f}@media (max-width: 1080px){.hero__body{grid-template-columns:minmax(0,1fr) minmax(300px,.72fr)}.hero__content h1{font-size:clamp(2.6rem,4.4vw,4.2rem);max-width:9.2ch}}@media (max-width: 900px){.hero__body{grid-template-columns:1fr}.hero-card{max-width:none;justify-self:stretch}}@media (max-width: 720px){.hero__content h1{font-size:clamp(2.25rem,9vw,3.4rem);max-width:11ch}.mode-toggle{flex-direction:column}.mode-btn{width:100%}}@media (max-width: 560px){.hero,.shell-header,.content-section,.footer-content{border-radius:1.25rem}.hero__nav,.hero__body,.shell-header__inner,.footer-content{gap:.9rem}.time-input{font-size:1.1rem;min-height:52px}.results-header{text-align:left}.quick-presets{gap:.4rem}.preset-btn{flex:1 1 calc(50% - .4rem);justify-content:center}}[data-theme=dark] .content-section--hero{color:#e7edf3;border-color:#a0b2c21f;background:linear-gradient(180deg,#131c28fa,#182230f7),var(--bg-card);box-shadow:0 24px 54px -40px #0000006b}[data-theme=dark] .content-section--hero .section-kicker,[data-theme=dark] .content-section--hero .results-kicker{color:#9fb1bf}[data-theme=dark] .content-section--hero .section-header h1,[data-theme=dark] .content-section--hero .section-header h2,[data-theme=dark] .content-section--hero #results-title,[data-theme=dark] .content-section--hero .results-summary{color:#f1f5f8}[data-theme=dark] .content-section--hero .section-lede,[data-theme=dark] .content-section--hero .helper-text,[data-theme=dark] .content-section--hero .results-meta,[data-theme=dark] .content-section--hero .calculator-toolbar__copy{color:#a9b6c2}[data-theme=dark] .content-section--hero .input-card{color:#e8edf2;background:linear-gradient(180deg,#263140fa,#1f2936fa),var(--bg-card);border-color:#a0b2c21a;box-shadow:0 20px 48px -36px #00000075}[data-theme=dark] .content-section--hero .mode-toggle,[data-theme=dark] .content-section--hero .current-time,[data-theme=dark] .content-section--hero .toolbar-btn,[data-theme=dark] .content-section--hero .chip-btn,[data-theme=dark] .content-section--hero .preset-btn,[data-theme=dark] .content-section--hero .advanced-options summary,[data-theme=dark] .content-section--hero .toggle-slider{background:#0f1824b8;color:#dfe7ee}[data-theme=dark] .content-section--hero .input-label,[data-theme=dark] .content-section--hero .current-time,[data-theme=dark] .content-section--hero .advanced-options summary,[data-theme=dark] .content-section--hero .mode-btn,[data-theme=dark] .content-section--hero .toolbar-btn,[data-theme=dark] .content-section--hero .input-unit{color:#dde6ed}[data-theme=dark] .content-section--hero .mode-btn{opacity:.86}[data-theme=dark] .content-section--hero .mode-btn:hover{opacity:1;color:#f4f8fb}[data-theme=dark] .content-section--hero .mode-btn.active{background:linear-gradient(135deg,#5d7386,#46596a);color:#f4f8fb;opacity:1}[data-theme=dark] .content-section--hero .time-input,[data-theme=dark] .content-section--hero .number-input{background:#141d29;color:#edf3f7;border-color:#a0b2c21f}[data-theme=dark] .content-section--hero .time-input::placeholder,[data-theme=dark] .content-section--hero .number-input::placeholder{color:#95a5b5}[data-theme=dark] .content-section--hero .time-input:focus,[data-theme=dark] .content-section--hero .number-input:focus{border-color:#849aadad;box-shadow:0 0 0 3px #849aad29}[data-theme=dark] .content-section--hero .now-btn,[data-theme=dark] .content-section--hero .chip-btn,[data-theme=dark] .content-section--hero .toolbar-btn,[data-theme=dark] .content-section--hero .preset-btn,[data-theme=dark] .content-section--hero .time-input,[data-theme=dark] .content-section--hero .number-input{border-color:#a0b2c21f}[data-theme=dark] .content-section--hero .preset-btn{background:#141e2bdb;color:#c3d0db}[data-theme=dark] .content-section--hero .preset-btn:hover,[data-theme=dark] .content-section--hero .preset-btn:focus-visible{background:#1d2a3af5;color:#eef5fa}[data-theme=dark] .content-section--hero .preset-btn.active{background:#5b7285fa;border-color:#5b7285fa;color:#f7fbfd}[data-theme=dark] .content-section--hero .now-btn{background:#0f1824c7;color:#dce5ec}[data-theme=dark] .content-section--hero .now-btn:hover,[data-theme=dark] .content-section--hero .chip-btn:hover,[data-theme=dark] .content-section--hero .toolbar-btn:hover,[data-theme=dark] .content-section--hero .advanced-options summary:hover{background:#1b2735eb}[data-theme=dark] .content-section--hero .toggle-slider[aria-checked=true] .toggle-option:last-child,[data-theme=dark] .content-section--hero .toggle-slider[aria-checked=false] .toggle-option:first-child{background:#5b7285f5;color:#f5f9fc}[data-theme=dark] .content-section--hero .calculator-toolbar{border-top-color:#a0b2c21f}[data-theme=dark] .content-section--hero .bedtime-chip{background:linear-gradient(180deg,#222c3afa,#1b2431f5),var(--bg-card);border-color:#a0b2c21a}[data-theme=dark] .content-section--hero .bedtime-chip.featured{border-color:#849aad52;box-shadow:0 34px 56px -38px #00000080}[data-theme=dark] .content-section--hero .bedtime-chip.recommended{border-color:#829cb04d;background:linear-gradient(180deg,#465a6c33,#1b2431f5),var(--bg-card)}[data-theme=dark] .content-section--hero .bedtime-chip .bedtime-time{color:#f1f6f9}[data-theme=dark] .content-section--hero .bedtime-chip .bedtime-label,[data-theme=dark] .content-section--hero .bedtime-chip .bedtime-note{color:#b3c0cb}[data-theme=dark] .content-section--hero .chip-tag{background:#748b9e29;color:#d5e1ea}[data-theme=dark] .content-section--hero .bedtime-badge{color:#bdd0de;background:#748b9e24}[data-theme=dark] .content-section--hero .chip-btn.copied{background:#5b7285fa;border-color:#5b7285fa;color:#f7fbfd}