/* Little Hunch: soft sky, cream paper, rounded type. Light and dark. */
:root{
  --ink:#2E3A59;--muted:#5B6785;--bg:#FFF8EC;--card:#FFFFFF;--line:#F0E4CF;
  --sky:#E6F4FF;--sky2:#BFE3FF;--blue:#3F86D6;--blue-ink:#fff;--peach:#FFB8A0;--pink:#FF8FA3;--sun:#FFD166;--mint:#CFF1DE;
  --shadow:0 10px 30px rgba(46,58,89,.10);--radius:28px;
  --round:ui-rounded,'SF Pro Rounded','Nunito','Arial Rounded MT Bold',system-ui,-apple-system,'PingFang SC',sans-serif;
}
@media (prefers-color-scheme:dark){:root{
  --ink:#EAF0FF;--muted:#B5C0DA;--bg:#0F1729;--card:#1A2540;--line:#2A3757;
  --sky:#16233F;--sky2:#20345C;--blue:#8FC4FF;--blue-ink:#0F1729;--shadow:0 10px 30px rgba(0,0,0,.35);
}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--round);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto}
a{color:var(--blue)}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em}
h2{font-size:clamp(28px,4.5vw,40px);margin:0 0 12px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:var(--card);padding:8px 14px;border-radius:12px;z-index:10}
:focus-visible{outline:3px solid var(--sun);outline-offset:3px;border-radius:8px}

/* header */
.site-header{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;height:68px}
.brand{white-space:nowrap;display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:22px}
.brand b{color:var(--pink)}
.site-header nav{display:flex;gap:6px}
.site-header nav a{white-space:nowrap;text-decoration:none;color:var(--ink);font-weight:700;font-size:16px;padding:8px 12px;border-radius:999px}
.site-header nav a:hover{background:var(--sky)}

/* buttons, pills */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:999px;font-weight:800;text-decoration:none;font-size:17px;transition:transform .15s}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:var(--blue);color:var(--blue-ink);box-shadow:0 4px 0 color-mix(in srgb,var(--blue) 70%,#000)}
.btn.soft{background:var(--card);color:var(--ink);box-shadow:var(--shadow)}
.pill{display:inline-block;font-size:14px;font-weight:800;padding:4px 12px;border-radius:999px;background:var(--sun);color:#2E3A59}
.pill.sky{background:var(--sky2);color:var(--ink)}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 22px}
.eyebrow{font-weight:800;font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--pink);margin:0 0 10px}
.zh{color:var(--muted);font-size:.92em}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--sky2),var(--sky) 60%,var(--bg));padding:64px 0 90px}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}
.hero h1{font-size:clamp(38px,6.4vw,66px);margin:0 0 16px}
.hero p.lead{font-size:clamp(18px,2.2vw,22px);margin:0 0 8px;max-width:34em}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-art{position:relative;aspect-ratio:1/1;max-width:460px;justify-self:center;width:100%}
.hero-art .sun{position:absolute;right:8%;top:6%;width:22%;aspect-ratio:1;border-radius:50%;background:var(--sun);box-shadow:0 0 0 14px color-mix(in srgb,var(--sun) 30%,transparent)}
.hero-art .plane{position:absolute;left:4%;top:24%;width:84%;animation:bob 4s ease-in-out infinite;filter:drop-shadow(0 18px 18px rgba(46,58,89,.15))}
.cloud{position:absolute;background:#fff;border-radius:999px;opacity:.95}
.cloud::before,.cloud::after{content:"";position:absolute;background:#fff;border-radius:50%}
.cloud::before{width:55%;aspect-ratio:1;left:14%;bottom:30%}
.cloud::after{width:40%;aspect-ratio:1;right:14%;bottom:24%}
.hero-art .c1{width:40%;height:11%;left:46%;top:82%;animation:drift 9s ease-in-out infinite}
.hero-art .c2{width:30%;height:9%;right:-2%;top:46%;animation:drift 11s ease-in-out infinite reverse}
.hero .c3{width:180px;height:44px;left:6%;top:22px;opacity:.6}
@media (prefers-color-scheme:dark){.cloud,.cloud::before,.cloud::after{background:#DCE8FF}.hero-art .cloud{opacity:.8}}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-14px) rotate(1deg)}}
@keyframes drift{0%,100%{transform:translateX(0)}50%{transform:translateX(18px)}}

/* sections */
section.block{padding:72px 0}
section.block.alt{background:var(--card)}
.section-head{max-width:720px;margin-bottom:34px}
.section-head p{color:var(--muted);margin:0}
.grid{display:grid;gap:20px}
.grid.four{grid-template-columns:repeat(4,1fr)}
.grid.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.alt .card{background:var(--bg);box-shadow:none;border:2px solid var(--line)}
.card .icon{font-size:38px;line-height:1;display:block;margin-bottom:12px}
.card h3{margin:0 0 6px;font-size:21px}
.card p{margin:0;color:var(--muted);font-size:16px}

/* app feature */
.feature{display:grid;grid-template-columns:1fr 1.15fr;gap:40px;align-items:center;background:var(--card);border-radius:36px;padding:40px;box-shadow:var(--shadow)}
.feature .app-id{display:flex;align-items:center;gap:16px;margin-bottom:12px}
.feature .app-id img{width:84px;height:84px;border-radius:22px;box-shadow:var(--shadow)}
.feature h3{font-size:32px;margin:0}
.ticks{list-style:none;padding:0;margin:18px 0 24px}
.ticks li{padding-left:34px;position:relative;margin:8px 0}
.ticks li::before{content:"✓";position:absolute;left:0;top:1px;width:24px;height:24px;border-radius:50%;background:var(--mint);color:#2E7D58;font-weight:900;font-size:14px;display:grid;place-items:center}
.device{background:#2E3A59;border-radius:28px;padding:12px;box-shadow:0 24px 50px rgba(46,58,89,.25)}
.device img{display:block;border-radius:18px}

/* gallery */
.gallery{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 20px 26px;margin:0 -20px}
.gallery figure{flex:0 0 min(78%,620px);scroll-snap-align:center;margin:0}
.gallery figcaption{margin-top:12px;font-weight:700;text-align:center}
.gallery figcaption span{display:block;font-weight:500;color:var(--muted);font-size:15px}

/* activities */
.acts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.act{display:flex;gap:14px;align-items:flex-start;background:var(--card);border-radius:22px;padding:18px;box-shadow:var(--shadow)}
.alt .act{background:var(--bg);box-shadow:none;border:2px solid var(--line)}
.act .stamp{flex:none;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;font-size:28px;border:3px dashed rgba(46,58,89,.3);transform:rotate(-8deg)}
.act h3{margin:0;font-size:18px}
.act p{margin:2px 0 0;font-size:15px;color:var(--muted)}
.act small{font-weight:700;color:var(--muted);font-size:13px}

.s1{background:#FFC9B5}.s2{background:#C9E4FF}.s3{background:#D9CCFF}.s4{background:#FFE3A3}.s5{background:#CFF1DE}.s6{background:#BFEFE8}.s7{background:#FFD3E0}.s8{background:#FFD9C2}.s9{background:#E3EEFF}
.center{text-align:center}

/* outfits */
.outfits{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:10px}
.outfit{background:var(--card);border-radius:22px;padding:14px 10px;text-align:center;box-shadow:var(--shadow)}
.outfit img{width:100%;aspect-ratio:3/2}
.outfit strong{display:block;font-size:15px}
.outfit small{color:var(--muted);font-size:13px}

/* steps */
.steps{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.steps ol{margin:0;padding-left:22px}
.steps li{margin:8px 0}

/* faq */
.faq{max-width:780px}
.faq details{background:var(--card);border-radius:20px;padding:16px 22px;margin:12px 0;box-shadow:var(--shadow)}
.alt .faq details{background:var(--bg);box-shadow:none;border:2px solid var(--line)}
.faq summary{font-weight:800;cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;font-weight:900;color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq p{margin:10px 0 0;color:var(--muted)}

/* about */
.about{display:grid;grid-template-columns:auto 1fr;gap:34px;align-items:center;max-width:900px}
.about img{width:160px}
.about p{margin:0 0 12px}

/* doc pages */
.doc{max-width:780px;padding:48px 20px 70px;margin:0 auto}
.doc h1{font-size:clamp(32px,5vw,46px)}
.doc h2{font-size:26px;margin-top:40px;padding-top:24px;border-top:2px dashed var(--line)}
.doc h3{margin-top:26px}

/* footer */
.site-footer{background:var(--card);border-top:1px solid var(--line);padding:40px 0 30px;font-size:15px}
.site-footer .wrap{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:start}
.foot-brand{display:flex;gap:12px}
.foot-brand p{margin:2px 0 0;color:var(--muted)}
.foot-links{display:flex;flex-direction:column;gap:6px;text-align:right}
.foot-links a{text-decoration:none;font-weight:700}
.fine{grid-column:1/-1;color:var(--muted);font-size:13px;margin:10px 0 0}

/* responsive */
@media (max-width:960px){
  .grid.four{grid-template-columns:repeat(2,1fr)}
  .acts{grid-template-columns:repeat(2,1fr)}
  .outfits{grid-template-columns:repeat(3,1fr)}
  .feature{grid-template-columns:1fr;padding:28px}
}
@media (max-width:680px){
  body{font-size:17px}
  .hero{padding:40px 0 60px}
  .hero .wrap{grid-template-columns:1fr}
  .hero-art{max-width:300px;aspect-ratio:4/3;margin-top:-10px}
  .hero-art .plane{top:10%;width:80%}
  .hero-art .sun{top:0}
  .hero .c3{display:none}
  .brand img{width:34px;height:34px}
  .grid.four,.grid.three,.acts,.steps{grid-template-columns:1fr}
  .about{grid-template-columns:1fr;text-align:center}.about img{margin:0 auto}
  .site-header nav a{padding:6px 8px;font-size:15px}
  .site-header nav a[href="/#about"]{display:none}
  .brand span{font-size:18px}
  .site-header nav{gap:0}
  .site-footer .wrap{grid-template-columns:1fr}.foot-links{text-align:left}
  section.block{padding:54px 0}
}
@media (max-width:400px){.site-header nav a[href^="mailto"]{display:none}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}