/* ============================================================
   磐石之家 · On the Rock — 共享样式
   调性：暖米色 + 金褐 + 大量留白（温暖宁静 · 信仰感）
   ============================================================ */
:root{
  --cream:#FAF5EC;
  --cream-2:#F4ECDD;
  --ink:#33291E;
  --ink-soft:#5C5043;
  --gold:#B0894F;
  --gold-deep:#9A7438;
  --gold-soft:#CBA968;
  --line:#E4D7BF;
  --shadow:rgba(120,95,55,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.9;
  font-weight:300;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.serif{font-family:"Noto Serif SC",serif}
.latin{font-family:"Cormorant Garamond",serif;letter-spacing:.04em}

/* ---------- nav ---------- */
.site-nav{
  position:sticky;top:0;z-index:50;
  background:rgba(250,245,236,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-nav .nav-inner{
  max-width:980px;margin:0 auto;
  display:flex;align-items:center;gap:1rem;
  padding:.65rem 1.2rem;
}
.site-nav .nav-brand{
  display:flex;align-items:center;gap:.55rem;
  text-decoration:none;color:var(--ink);
  font-family:"Noto Serif SC",serif;font-weight:600;font-size:1.02rem;
  letter-spacing:.12em;white-space:nowrap;
}
.site-nav .nav-brand img{width:26px;height:26px;display:block}
.site-nav .nav-links{
  display:flex;gap:.2rem;margin-left:auto;
  overflow-x:auto;scrollbar-width:none;
}
.site-nav .nav-links::-webkit-scrollbar{display:none}
.site-nav .nav-links a{
  text-decoration:none;color:var(--ink-soft);
  font-size:.92rem;letter-spacing:.05em;
  padding:.35rem .7rem;border-radius:20px;
  white-space:nowrap;transition:color .25s,background .25s;
}
.site-nav .nav-links a:hover{color:var(--gold-deep)}
.site-nav .nav-links a.active{color:var(--gold-deep);background:rgba(203,169,104,.16);font-weight:400}
@media(max-width:560px){
  .site-nav .nav-inner{padding:.55rem .8rem;gap:.5rem}
  .site-nav .nav-brand span{display:none}
  .site-nav .nav-links a{font-size:.88rem;padding:.3rem .55rem}
}

/* ---------- layout ---------- */
section{padding:6.5rem 1.5rem;position:relative}
.wrap{max-width:760px;margin:0 auto}
.wrap-wide{max-width:920px;margin:0 auto}
.eyebrow{
  font-family:"Cormorant Garamond",serif;
  font-style:italic;
  font-size:1.15rem;
  color:var(--gold);
  letter-spacing:.12em;
  margin-bottom:1.1rem;
  display:flex;align-items:center;gap:.8rem;
}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--gold-soft);display:inline-block}
.eyebrow.center{justify-content:center}
h2{
  font-family:"Noto Serif SC",serif;
  font-weight:600;
  font-size:clamp(1.7rem,4.5vw,2.5rem);
  line-height:1.5;
  margin-bottom:1.8rem;
  letter-spacing:.01em;
}
h3.block-title{
  font-family:"Noto Serif SC",serif;font-weight:600;
  font-size:clamp(1.15rem,3vw,1.4rem);
  margin:2.6rem 0 1rem;
}
p.lead{
  font-size:clamp(1.05rem,2.4vw,1.2rem);
  color:var(--ink-soft);
  margin-bottom:1.4rem;
}
strong{color:var(--gold-deep);font-weight:500}
.tone:nth-of-type(even){background:linear-gradient(180deg,var(--cream) 0%, #F6EEDF 100%)}
.divider{width:100%;height:1px;background:var(--line);max-width:760px;margin:0 auto}

/* ---------- hero (首页) ---------- */
.hero{
  min-height:88vh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;
  background:
    radial-gradient(ellipse 80% 55% at 50% 18%, rgba(203,169,104,.20), transparent 60%),
    linear-gradient(180deg,#FCF8F0 0%, var(--cream) 55%, var(--cream-2) 100%);
  padding:6rem 1.5rem;
  overflow:hidden;
  position:relative;
}
.hero-glow{
  position:absolute;top:8%;left:50%;transform:translateX(-50%);
  width:520px;height:520px;max-width:90vw;
  background:radial-gradient(circle, rgba(214,182,120,.35), transparent 65%);
  filter:blur(10px);pointer-events:none;
}
.hero-mark{position:relative;margin-bottom:2.4rem}
.hero-mark svg{display:block;width:96px;height:96px}
.brand-cn{
  font-family:"Noto Serif SC",serif;
  font-weight:700;
  font-size:clamp(3rem,11vw,5rem);
  letter-spacing:.22em;
  text-indent:.22em;
  color:var(--ink);
  position:relative;
  line-height:1.1;
}
.brand-en{
  font-family:"Cormorant Garamond",serif;
  font-size:clamp(1.3rem,4vw,1.9rem);
  letter-spacing:.42em;
  text-indent:.42em;
  color:var(--gold);
  text-transform:uppercase;
  margin-top:1rem;
}
.rule{width:48px;height:1px;background:var(--gold-soft);margin:2.2rem auto}
.tagline{
  font-family:"Noto Serif SC",serif;
  font-weight:500;
  font-size:clamp(1.25rem,3.6vw,1.7rem);
  color:var(--ink);
  letter-spacing:.06em;
}
.tagline .sep{color:var(--gold-soft);margin:0 .3em;font-weight:400}
.scripture{
  margin-top:2.6rem;
  font-size:.95rem;color:var(--ink-soft);
  font-weight:300;letter-spacing:.03em;
}
.scroll-cue{
  position:absolute;bottom:2.4rem;left:50%;transform:translateX(-50%);
  font-family:"Cormorant Garamond",serif;font-style:italic;
  font-size:.95rem;color:var(--gold);opacity:.8;
  display:flex;flex-direction:column;align-items:center;gap:.4rem;
  animation:float 2.6s ease-in-out infinite;
}
.scroll-cue span{width:1px;height:28px;background:linear-gradient(var(--gold-soft),transparent)}
@keyframes float{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,7px)}}

/* ---------- page hero (内页) ---------- */
.page-hero{
  text-align:center;
  padding:5.5rem 1.5rem 4rem;
  background:
    radial-gradient(ellipse 75% 60% at 50% 0%, rgba(203,169,104,.18), transparent 60%),
    linear-gradient(180deg,#FCF8F0 0%, var(--cream) 70%, var(--cream) 100%);
}
.page-hero .ph-en{
  font-family:"Cormorant Garamond",serif;font-style:italic;
  font-size:1.1rem;color:var(--gold);letter-spacing:.18em;
}
.page-hero h1{
  font-family:"Noto Serif SC",serif;font-weight:700;
  font-size:clamp(2rem,6.5vw,3.2rem);
  letter-spacing:.1em;margin:.6rem 0 1rem;line-height:1.35;
}
.page-hero .ph-sub{
  font-family:"Noto Serif SC",serif;font-weight:500;
  font-size:clamp(1.05rem,3vw,1.3rem);color:var(--gold-deep);letter-spacing:.05em;
}
.page-hero .ph-desc{
  max-width:640px;margin:1.6rem auto 0;
  color:var(--ink-soft);font-size:clamp(.98rem,2.2vw,1.08rem);
}

/* ---------- the path (旅程图) ---------- */
.path{
  display:flex;gap:0;justify-content:space-between;margin-top:3rem;
  flex-wrap:wrap;
}
.step{
  flex:1 1 0;min-width:130px;text-align:center;position:relative;padding:0 .5rem;
}
.step .num{
  font-family:"Cormorant Garamond",serif;
  font-size:1.5rem;color:var(--gold);
  width:54px;height:54px;border:1px solid var(--gold-soft);border-radius:50%;
  display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;
  background:#fff;box-shadow:0 6px 18px var(--shadow);
  position:relative;z-index:1;
}
.step h3{font-family:"Noto Serif SC",serif;font-weight:600;font-size:1.12rem;margin-bottom:.4rem}
.step p{font-size:.88rem;color:var(--ink-soft);line-height:1.7}
.step:not(:last-child)::after{
  content:"";position:absolute;top:27px;right:-50%;width:100%;height:1px;
  background:linear-gradient(90deg,var(--gold-soft),var(--line));z-index:0;
}
.step a{color:inherit;text-decoration:none;display:block;transition:transform .3s}
.step a:hover{transform:translateY(-3px)}
.step a:hover h3{color:var(--gold-deep)}
.step .tag{
  display:inline-block;margin-top:.5rem;font-size:.74rem;letter-spacing:.06em;
  color:var(--gold-deep);background:rgba(203,169,104,.16);
  padding:.1rem .6rem;border-radius:12px;
}
@media(max-width:640px){
  .path{flex-direction:column;gap:2.2rem;max-width:280px;margin:3rem auto 0}
  .step:not(:last-child)::after{display:none}
}

/* ---------- verse ---------- */
.verse{
  background:#fff;border:1px solid var(--line);border-radius:4px;
  padding:2.6rem 2.2rem;margin:2.4rem 0;
  box-shadow:0 14px 40px var(--shadow);position:relative;
}
.verse::before{
  content:"\201C";font-family:"Cormorant Garamond",serif;
  position:absolute;top:-.2rem;left:1.1rem;font-size:4rem;color:var(--gold-soft);opacity:.6;
}
.verse p{font-family:"Noto Serif SC",serif;font-size:1.15rem;color:var(--ink);line-height:1.95}
.verse cite{display:block;margin-top:1rem;font-style:normal;color:var(--gold-deep);font-size:.95rem;letter-spacing:.05em}

/* ---------- cards ---------- */
.card-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1.4rem;margin-top:2.6rem;
}
.card{
  background:#fff;border:1px solid var(--line);border-radius:6px;
  padding:1.9rem 1.7rem;
  box-shadow:0 10px 30px var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .3s,box-shadow .3s;
}
a.card{text-decoration:none;color:inherit}
a.card:hover{transform:translateY(-4px);box-shadow:0 16px 40px var(--shadow)}
.card .c-en{
  font-family:"Cormorant Garamond",serif;font-style:italic;
  color:var(--gold);font-size:.98rem;letter-spacing:.1em;
}
.card h3{
  font-family:"Noto Serif SC",serif;font-weight:600;
  font-size:1.25rem;margin:.35rem 0 .6rem;letter-spacing:.04em;
}
.card p{font-size:.92rem;color:var(--ink-soft);line-height:1.85;flex:1}
.card .c-status{
  margin-top:1.1rem;font-size:.8rem;letter-spacing:.05em;
  color:var(--gold-deep);
}
.badge{
  display:inline-block;font-size:.76rem;letter-spacing:.06em;
  padding:.08rem .6rem;border-radius:12px;vertical-align:middle;
}
.badge.ready{background:rgba(122,158,110,.15);color:#5B7A50}
.badge.soon{background:rgba(203,169,104,.16);color:var(--gold-deep)}

/* ---------- lesson list (课程页) ---------- */
.lesson{
  background:#fff;border:1px solid var(--line);border-radius:6px;
  box-shadow:0 10px 30px var(--shadow);
  padding:1.9rem 1.8rem;margin-top:1.5rem;
  display:flex;gap:1.4rem;align-items:flex-start;
}
.lesson .l-num{
  font-family:"Cormorant Garamond",serif;
  flex:0 0 46px;width:46px;height:46px;border:1px solid var(--gold-soft);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--gold);font-size:1.25rem;background:#fff;
  margin-top:.2rem;
}
.lesson .l-body{flex:1;min-width:0}
.lesson h3{
  font-family:"Noto Serif SC",serif;font-weight:600;font-size:1.22rem;
  letter-spacing:.03em;line-height:1.5;
}
.lesson .l-sub{color:var(--ink-soft);font-size:.95rem;margin-top:.15rem}
.lesson .l-verse{
  font-size:.85rem;color:var(--gold-deep);letter-spacing:.04em;margin-top:.55rem;
}
.lesson .l-quote{
  font-family:"Noto Serif SC",serif;
  border-left:2px solid var(--gold-soft);
  padding:.15rem 0 .15rem 1rem;
  margin-top:.9rem;color:var(--ink);font-size:.98rem;line-height:1.9;
}
.lesson .l-note{
  display:inline-block;margin-top:.7rem;font-size:.78rem;letter-spacing:.05em;
  color:var(--gold-deep);background:rgba(203,169,104,.14);
  padding:.1rem .65rem;border-radius:12px;margin-right:.4rem;
}
.lesson .l-actions{margin-top:1rem}
.btn-dl{
  display:inline-flex;align-items:center;gap:.45rem;
  font-size:.88rem;letter-spacing:.05em;text-decoration:none;
  color:var(--gold-deep);border:1px solid var(--gold-soft);border-radius:20px;
  padding:.34rem 1.1rem;transition:all .3s;background:rgba(255,255,255,.6);
}
.btn-dl:hover{background:var(--gold);color:#fff}
.btn-dl svg{width:14px;height:14px}
.btn-dl.disabled{
  color:#B4A78F;border-color:var(--line);pointer-events:none;background:transparent;
}
@media(max-width:560px){
  .lesson{padding:1.5rem 1.2rem;gap:1rem}
  .lesson .l-num{flex-basis:40px;width:40px;height:40px;font-size:1.1rem}
}

/* ---------- info table ---------- */
.tbl-wrap{overflow-x:auto;margin-top:1.6rem}
table.info{
  width:100%;border-collapse:collapse;background:#fff;
  border:1px solid var(--line);box-shadow:0 10px 30px var(--shadow);
  font-size:.93rem;min-width:420px;
}
table.info th{
  font-family:"Noto Serif SC",serif;font-weight:600;
  text-align:left;padding:.8rem 1.1rem;
  background:var(--cream-2);border-bottom:1px solid var(--line);
  white-space:nowrap;
}
table.info td{
  padding:.75rem 1.1rem;border-bottom:1px solid var(--line);
  color:var(--ink-soft);vertical-align:top;
}
table.info tr:last-child td{border-bottom:none}
table.info td.k{color:var(--ink);white-space:nowrap;font-weight:400}

/* ---------- meta chips (课程页头部) ---------- */
.meta-chips{
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;margin-top:1.8rem;
}
.meta-chips .chip{
  font-size:.85rem;letter-spacing:.04em;color:var(--ink-soft);
  border:1px solid var(--line);background:rgba(255,255,255,.7);
  border-radius:20px;padding:.28rem 1rem;
}
.meta-chips .chip b{color:var(--gold-deep);font-weight:500}

/* ---------- highlight block（暗线 / 原则） ---------- */
.hl{
  background:linear-gradient(135deg,#FFFDF8,#F8F0E0);
  border:1px solid var(--line);border-radius:6px;
  padding:2.2rem 2rem;margin-top:2.2rem;
  box-shadow:0 10px 30px var(--shadow);
}
.hl .hl-title{
  font-family:"Noto Serif SC",serif;font-weight:600;font-size:1.1rem;
  color:var(--gold-deep);margin-bottom:.7rem;letter-spacing:.05em;
}
.hl p{color:var(--ink-soft);font-size:.96rem}
.hl ul{list-style:none;margin-top:.4rem}
.hl li{
  position:relative;padding-left:1.4rem;color:var(--ink-soft);
  font-size:.96rem;margin-top:.5rem;
}
.hl li::before{
  content:"";position:absolute;left:.2rem;top:.85em;
  width:6px;height:6px;border-radius:50%;background:var(--gold-soft);
}

/* ---------- invitation ---------- */
.invite{
  text-align:center;
  background:
    radial-gradient(ellipse 70% 60% at 50% 30%, rgba(203,169,104,.18), transparent 60%),
    linear-gradient(180deg,#F6EEDF 0%, #F1E6D2 100%) !important;
}
.invite .pray{
  font-family:"Noto Serif SC",serif;font-weight:500;
  font-size:clamp(1.3rem,3.6vw,1.75rem);line-height:1.7;margin-bottom:2rem;color:var(--ink);
}
.btn{
  display:inline-block;font-family:"Noto Serif SC",serif;font-weight:500;
  padding:.95rem 2.6rem;border:1px solid var(--gold);border-radius:40px;
  color:var(--gold-deep);text-decoration:none;letter-spacing:.08em;font-size:1.02rem;
  transition:all .35s ease;background:rgba(255,255,255,.5);
}
.btn:hover{background:var(--gold);color:#fff;box-shadow:0 10px 26px var(--shadow);transform:translateY(-2px)}
.btn.ghost{border-color:var(--gold-soft);font-size:.95rem;padding:.7rem 2rem}

/* ---------- prev/next 课程页脚导航 ---------- */
.course-nav{
  display:flex;justify-content:space-between;gap:1rem;
  max-width:760px;margin:0 auto;padding:0 1.5rem 5rem;
  flex-wrap:wrap;
}
.course-nav a{
  color:var(--gold-deep);text-decoration:none;font-size:.95rem;letter-spacing:.04em;
}
.course-nav a:hover{text-decoration:underline}

/* ---------- footer ---------- */
footer.site-footer{
  background:#2E261C;color:#E8DCC6;text-align:center;padding:4rem 1.5rem 3rem;
}
footer.site-footer .fb-cn{font-family:"Noto Serif SC",serif;font-size:1.5rem;letter-spacing:.2em;text-indent:.2em;font-weight:600}
footer.site-footer .fb-en{font-family:"Cormorant Garamond",serif;letter-spacing:.4em;text-indent:.4em;font-size:.95rem;color:var(--gold-soft);text-transform:uppercase;margin-top:.5rem}
footer.site-footer .fb-tag{margin:1.6rem 0;font-size:.95rem;color:#C9BBA0;font-weight:300}
footer.site-footer .fb-nav{font-size:.88rem;margin-top:1.2rem}
footer.site-footer .fb-nav a{margin:0 .55rem}
footer.site-footer .fb-meta{font-size:.82rem;color:#9C8E76;line-height:2;margin-top:1.6rem;letter-spacing:.03em}
footer.site-footer a{color:var(--gold-soft);text-decoration:none}
footer.site-footer a:hover{text-decoration:underline}
footer.site-footer .fb-line{width:40px;height:1px;background:#5a4d39;margin:1.8rem auto}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity 1s ease,transform 1s ease}
.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none}
  .scroll-cue{animation:none}
}