/* ============ 小元圈 Meiling Circle — design system ============ */
:root{
  --ink:#1d2a24;
  --ink-soft:#4c5a52;
  --cream:#faf7f0;
  --paper:#fffdf8;
  --green:#173f33;      /* deep emerald */
  --green-deep:#0f2b23;
  --gold:#b98a2e;
  --gold-soft:#d9b25f;
  --line:#e4ddcd;
  --serif:"Noto Serif TC","Cormorant Garamond",serif;
  --sans:"Noto Sans TC","Helvetica Neue",sans-serif;
  --radius:14px;
  --shadow:0 18px 40px -18px rgba(23,63,51,.25);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.85;font-weight:300;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--green);text-decoration:none}
.wrap{width:min(1120px,92%);margin-inline:auto}
.wrap-narrow{width:min(760px,92%)}
.center{text-align:center}
.skip{position:absolute;left:-999px;top:0;background:var(--green);color:#fff;padding:.5rem 1rem;z-index:99}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}

/* ---------- type ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.3;color:var(--green-deep)}
h1{font-size:clamp(2rem,5vw,3.4rem)}
h2{font-size:clamp(1.6rem,3.6vw,2.4rem);margin-bottom:1.1rem}
h3{font-size:1.2rem}
.eyebrow{font-size:.8rem;letter-spacing:.35em;text-transform:uppercase;color:var(--gold);margin-bottom:.6rem;font-weight:500}
.eyebrow-gold{color:var(--gold-soft)}
.lede{font-size:1.08rem;color:var(--ink-soft);max-width:44ch}
.section-lede{color:var(--ink-soft);max-width:60ch;margin-bottom:2rem}
.fine{font-size:.8rem;color:var(--ink-soft);margin-top:1.2rem}
.accent{color:var(--gold)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(250,247,240,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:.85rem 0}
.brand{display:flex;align-items:center;gap:.55rem}
.brand-mark{color:var(--gold);font-size:1.3rem}
.brand-text{font-family:var(--serif);font-weight:700;font-size:1.15rem;color:var(--green-deep);letter-spacing:.05em}
.brand-text em{display:block;font-family:"Cormorant Garamond",serif;font-style:italic;font-weight:500;font-size:.72rem;letter-spacing:.3em;color:var(--gold);text-transform:uppercase}
.site-nav{display:flex;align-items:center;gap:1.4rem;font-size:.92rem}
.site-nav a{color:var(--ink)}
.site-nav a:hover{color:var(--gold)}
.nav-cta{border:1px solid var(--gold);color:var(--green-deep)!important;padding:.35rem 1rem;border-radius:999px}
.nav-cta:hover{background:var(--gold);color:#fff!important}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.4rem}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--green);margin:5px 0;transition:.25s}

/* ---------- hero ---------- */
.hero{padding:clamp(3rem,8vw,6.5rem) 0;background:
  radial-gradient(1100px 500px at 85% -10%,rgba(185,138,46,.13),transparent 60%),
  radial-gradient(800px 420px at -10% 110%,rgba(23,63,51,.10),transparent 60%),var(--cream)}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:3rem;align-items:center}
.hero-copy .lede{margin:1.3rem 0 2rem}
.hero-cta{display:flex;gap:.9rem;flex-wrap:wrap}
.hero-note{margin-top:1.6rem;font-size:.82rem;letter-spacing:.12em;color:var(--ink-soft)}
.circle-frame{aspect-ratio:1;border-radius:50%;border:1px solid var(--gold-soft);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem;background:var(--green-deep);color:var(--gold-soft);box-shadow:var(--shadow);position:relative;max-width:340px;margin-inline:auto}
.circle-frame::before{content:"";position:absolute;inset:14px;border-radius:50%;border:1px dashed rgba(217,178,95,.5)}
.mono-zh{font-family:var(--serif);font-size:4.6rem;color:#e9d9ab}
.mono-en{font-family:"Cormorant Garamond",serif;letter-spacing:.5em;font-size:.85rem;text-indent:.5em}
.mono-sub{font-size:.62rem;letter-spacing:.34em;color:#9db3a8}

/* ---------- buttons ---------- */
.btn{display:inline-block;font-family:var(--sans);font-weight:500;font-size:.95rem;padding:.8rem 1.9rem;border-radius:999px;transition:.25s;border:1px solid transparent;cursor:pointer}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:var(--green-deep)}
.btn-ghost{border-color:var(--green);color:var(--green-deep)}
.btn-ghost:hover{background:var(--green-deep);color:#fff}

/* ---------- sections ---------- */
.section{padding:clamp(3.2rem,7vw,5.5rem) 0}
.section-tint{background:var(--paper);border-block:1px solid var(--line)}
.section-dark{background:linear-gradient(160deg,var(--green-deep),var(--green) 65%,#2a5a48);color:#e8e4d5}
.section-dark h2,.section-dark h3{color:#f4efe0}
.prose{max-width:56ch}
.prose p+p{margin-top:1rem}
.prose b{font-weight:500;color:var(--green-deep)}
.prose-invert b{color:#f0d9a3}
.prose-invert p{color:#cfd6c9}

/* about */
.two-col{display:grid;grid-template-columns:1.2fr .8fr;gap:2.6rem;align-items:center}
.fact-cards{list-style:none;display:grid;gap:1rem}
.fact-cards li{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.3rem;box-shadow:var(--shadow)}
.fact-cards strong{display:block;font-family:var(--serif);font-size:2rem;color:var(--gold);line-height:1.1}
.fact-cards span{font-size:.85rem;color:var(--ink-soft)}

/* cards */
.card-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem}
.card{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow)}
.card-icon{font-size:1.5rem;color:var(--gold)}
.card h3{margin:.6rem 0 .5rem}
.card p{color:var(--ink-soft);font-size:.95rem}

/* events */
.event-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.event{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;transition:.25s}
.event:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--gold-soft)}
.event h3{font-size:1.02rem;margin-bottom:.45rem;color:var(--green)}
.event h3::after{content:"";display:block;width:34px;height:2px;background:var(--gold-soft);margin-top:.45rem}
.event p{font-size:.86rem;color:var(--ink-soft)}

/* founder */
.founder-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:3rem;align-items:center}
.founder-photo{aspect-ratio:3/4;border-radius:var(--radius);border:1px dashed rgba(217,178,95,.55);display:flex;align-items:center;justify-content:center;color:#9db3a8;font-size:.85rem;letter-spacing:.2em;background:rgba(255,255,255,.03)}
.founder-title{font-family:"Cormorant Garamond",serif;font-style:italic;color:var(--gold-soft);letter-spacing:.08em;margin-bottom:1rem}
blockquote{font-family:var(--serif);font-size:1.15rem;color:#e9d9ab;border-left:2px solid var(--gold);padding-left:1.1rem;margin-top:1.4rem}

/* steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;counter-reset:step}
.steps li{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow)}
.step-no{display:inline-flex;width:46px;height:46px;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--gold);color:var(--gold);font-family:var(--serif);font-size:1.1rem;margin-bottom:.9rem}
.steps h3{margin-bottom:.4rem}
.steps p{font-size:.92rem;color:var(--ink-soft)}

/* faq */
.faq-list{display:grid;gap:.8rem;text-align:left}
.faq{background:var(--cream);border:1px solid var(--line);border-radius:12px;padding:1rem 1.3rem}
.faq summary{cursor:pointer;font-weight:500;font-family:var(--serif);color:var(--green-deep);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold);font-size:1.25rem;line-height:1}
.faq[open] summary::after{content:"–"}
.faq p{margin-top:.7rem;font-size:.93rem;color:var(--ink-soft)}

/* contact */
.contact{background:linear-gradient(160deg,var(--green-deep),var(--green));color:#e8e4d5}
.contact h2{color:#f4efe0}
.contact .lede{margin-inline:auto;color:#cfd6c9}
.contact-row{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:1.8rem}
.btn-gold:hover{background:#fff;color:var(--green-deep)}

/* footer */
.site-footer{background:var(--green-deep);color:#9db3a8;padding:2.6rem 0 2rem;border-top:1px solid rgba(217,178,95,.25)}
.foot-row{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;padding-bottom:1.4rem;border-bottom:1px solid rgba(157,179,168,.18)}
.foot-brand{font-family:var(--serif);color:#e9d9ab}
.foot-fine{font-size:.8rem}
.foot-links{display:flex;gap:1.4rem;font-size:.88rem}
.foot-links a{color:#cfd6c9}
.foot-links a:hover{color:var(--gold-soft)}
.foot-note{font-size:.72rem;color:#6f8478;margin-top:1.2rem;line-height:1.7}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .event:hover{transform:none}
}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .event-grid{grid-template-columns:repeat(2,1fr)}
  .two-col,.founder-grid{grid-template-columns:1fr}
  .founder-photo{max-width:320px}
}
@media (max-width:820px){
  .hero-grid{grid-template-columns:1fr}
  .hero-art{order:-1}
  .circle-frame{max-width:230px}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .site-nav{position:fixed;inset:64px 0 auto 0;background:var(--paper);flex-direction:column;align-items:flex-start;padding:1.4rem 5%;gap:1rem;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:.3s;box-shadow:var(--shadow)}
  .site-nav.open{transform:none}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width:560px){
  .event-grid{grid-template-columns:1fr}
  .fact-cards{grid-template-columns:1fr 1fr}
}