:root,[data-theme="light"]{--text-xs:clamp(.75rem,.7rem + .25vw,.875rem);--text-sm:clamp(.875rem,.8rem + .35vw,1rem);--text-base:clamp(1rem,.95rem + .25vw,1.125rem);--text-lg:clamp(1.125rem,1rem + .75vw,1.5rem);--text-xl:clamp(1.5rem,1.2rem + 1.25vw,2.25rem);--text-2xl:clamp(2rem,1.2rem + 2.5vw,3.5rem);--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-6:1.5rem;--space-8:2rem;--space-12:3rem;--space-16:4rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--color-bg:#f7f6f2;--color-surface:#f9f8f5;--color-surface-2:#fbfbf9;--color-border:#d4d1ca;--color-divider:#dfddd8;--color-text:#28251d;--color-text-muted:#6a665d;--color-primary:#01696f;--color-primary-hover:#0c4e54;--shadow-sm:0 1px 2px rgba(0,0,0,.06);--shadow-md:0 8px 24px rgba(0,0,0,.08);--font-display:'Boska',Georgia,serif;--font-body:'Satoshi',Arial,sans-serif}
[data-theme="dark"]{--color-bg:#171614;--color-surface:#1c1b19;--color-surface-2:#201f1d;--color-border:#393836;--color-divider:#2a2927;--color-text:#e5e2da;--color-text-muted:#b2ada3;--color-primary:#4f98a3;--color-primary-hover:#227f8b}
*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:none;text-size-adjust:none;scroll-behavior:smooth}body{margin:0;font-family:var(--font-body);font-size:var(--text-base);line-height:1.6;color:var(--color-text);background:var(--color-bg)}img{display:block;max-width:100%;height:auto}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-hover)}h1,h2,h3{font-family:var(--font-display);line-height:1.1;margin:0 0 var(--space-4)}h1{font-size:var(--text-2xl);max-width:12ch}h2{font-size:var(--text-lg)}p{margin:0 0 var(--space-4);max-width:70ch}.container{width:min(1140px,calc(100% - 2rem));margin:0 auto}.narrow{width:min(780px,calc(100% - 2rem));margin:0 auto}.section{padding:clamp(var(--space-8),6vw,var(--space-16)) 0}.site-header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--color-bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--color-divider)}.nav-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);min-height:72px}.site-nav{display:flex;align-items:center;gap:var(--space-4)}.menu-toggle{display:none}.btn,.menu-toggle,.theme-toggle{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.8rem 1rem;border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text)}.btn-primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.hero-grid,.cards-3,.planner-grid,.footer-grid,.form-row{display:grid;gap:var(--space-6)}.hero-grid{grid-template-columns:2fr 1fr;align-items:start}.cards-3{grid-template-columns:repeat(3,1fr)}.planner-grid{grid-template-columns:repeat(4,1fr)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-sm)}.stack>*+*{margin-top:var(--space-3)}.eyebrow{font-size:var(--text-sm);font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--color-primary)}.lead{font-size:var(--text-lg);color:var(--color-text-muted)}.clock-panel,.result-box,.city-hero,.notice{background:var(--color-surface-2);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6)}.clock-time{font-size:clamp(2rem,5vw,4rem);font-weight:700;line-height:1;letter-spacing:-.03em}.hero-actions{display:flex;gap:var(--space-4);flex-wrap:wrap}.city-list{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-3)}.city-link{display:block;padding:.35rem 0}.form-card label{display:block;font-weight:600;margin-bottom:var(--space-3)}input,textarea,select{width:100%;min-height:44px;padding:.8rem .9rem;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff;color:#222}textarea{min-height:140px}.hour-strip{display:grid;grid-template-columns:repeat(8,1fr);gap:4px}.hour-cell{padding:.5rem;border-radius:8px;background:var(--color-surface-2);text-align:center;font-size:var(--text-xs)}.hour-good{background:color-mix(in srgb,var(--color-primary) 18%,var(--color-surface-2))}.site-footer{border-top:1px solid var(--color-divider);padding:var(--space-8) 0}.footer-grid{grid-template-columns:2fr 1fr}.footer-links{display:flex;flex-direction:column;gap:var(--space-3)}.tiny-note{font-size:var(--text-sm);color:var(--color-text-muted)}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:1rem;top:1rem;background:#fff;padding:.5rem 1rem;z-index:999}.js-log-box pre{margin:0;padding:4px 8px;background:#111;color:#0f0;font-size:11px;overflow:auto}@media (max-width:980px){.hero-grid,.cards-3,.planner-grid,.city-list,.footer-grid{grid-template-columns:1fr 1fr}}@media (max-width:720px){.menu-toggle{display:inline-flex}.site-nav{display:none;position:absolute;top:72px;left:0;right:0;padding:1rem;background:var(--color-bg);border-bottom:1px solid var(--color-divider);flex-direction:column;align-items:flex-start}.site-nav.open{display:flex}.hero-grid,.cards-3,.planner-grid,.city-list,.footer-grid,.form-row{grid-template-columns:1fr}h1{max-width:100%}}