@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+TC:wght@400;600;700&display=swap');

/* 色系：加爾文站（深藏青頁首＋金色邊線／按鈕＋米色底；紫色「回到尼希米讀經網」） */
:root{
  --navy:#17182A;
  --navy2:#0E1020;
  --header-text:#E8D5B0;
  --gold:#B88A1E;
  --gold-dark:#8B6914;
  --gold-soft:#F7E8BC;
  --gold-light:#FFE8B8;
  --line:#D8B35F;
  --ink:#07152E;
  --text:#1a1a2e;
  --bg:#f5f3ee;
  --title-bg:#ede8d8;
  --verse-bg:#f5f0e0;
  --muted:#4a4a3a;
  --home:#7C3AED;
  --home-dark:#6D28D9;
  --copyright-bg:#ede8d8;
  --shadow:0 10px 30px rgba(23,24,42,.07);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:32px 16px;color:var(--text);background:var(--bg);
  font-family:"Microsoft JhengHei","Noto Serif TC","Noto Sans HK",serif;line-height:1.9;
}
a{color:var(--gold-dark)}
.container{width:min(1000px,100%);margin:0 auto}

.book-header{
  position:relative;padding:28px 32px 26px;color:var(--header-text);background:var(--navy);
  border-radius:8px 8px 0 0;border-bottom:4px solid var(--gold-dark);
}
.book-header h1{margin:0 0 4px;font-size:clamp(1.3rem,4vw,1.75rem);letter-spacing:.04em}
.book-header .subtitle{opacity:.9;font-size:1rem;font-style:italic;letter-spacing:.02em}
.zh-toggle{
  position:absolute;bottom:12px;right:16px;padding:5px 13px;color:#333;background:rgba(255,255,255,.9);
  border:1.5px solid rgba(255,255,255,.35);border-radius:20px;font-weight:700;
  font-size:.82rem;cursor:pointer;box-shadow:0 2px 6px rgba(0,0,0,.25);
}
.zh-toggle:hover{background:#fff}

.page-nav,.top-nav{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;
  padding:14px 22px;background:#fff;border:1px solid var(--line);border-top:0;
}
.page-nav a,.page-nav .disabled,.top-nav a{
  display:inline-flex;align-items:center;justify-content:center;min-height:39px;
  padding:7px 20px;border:1px solid var(--gold);border-radius:6px;
  color:var(--ink);background:#fff;text-decoration:none;font-weight:700;
}
.page-nav a:hover,.top-nav a:hover{color:#fff;background:var(--gold)}
.page-nav .disabled{color:#aaa;border-color:#ddd;background:#fafafa}
.page-nav .home-btn,.top-nav .home-btn{color:#fff;background:var(--home);border-color:var(--home)}
.page-nav .home-btn:hover,.top-nav .home-btn:hover{color:#fff;background:var(--home-dark);border-color:var(--home-dark)}
.page-nav .qa-btn,.top-nav .qa-btn{color:var(--gold-light);background:var(--navy);border-color:var(--gold)}
.page-nav .qa-btn:hover,.top-nav .qa-btn:hover{color:#fff;background:var(--navy2)}

/* 信仰問答 modal */
.faith-qa-modal{
  display:none;position:fixed;inset:0;z-index:99999;
  align-items:center;justify-content:center;padding:20px;background:rgba(0,0,0,.55);
}
.faith-qa-modal.active{display:flex}
.faith-qa-box{
  display:flex;flex-direction:column;width:min(1100px,96vw);height:min(820px,92vh);
  overflow:hidden;background:#fff;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.25);
}
.faith-qa-head{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:14px 18px;color:var(--gold-light);background:var(--navy);
  border-bottom:4px solid var(--gold);font-weight:700;
}
.faith-qa-close{
  padding:6px 12px;color:var(--navy);background:#fff;border:1px solid var(--gold);
  border-radius:6px;font:inherit;font-size:.9rem;font-weight:700;cursor:pointer;
}
.faith-qa-close:hover{background:var(--gold-soft)}
.faith-qa-body{flex:1;background:#f3f4f6}
.faith-qa-body iframe{display:block;width:100%;height:100%;border:0}
@media (max-width:640px){
  .faith-qa-modal{padding:0}
  .faith-qa-box{width:100%;height:100%;border-radius:0}
}

.index-panel,.article{
  margin-top:18px;padding:26px 30px;background:#fff;border:1px solid var(--line);
  border-radius:8px;box-shadow:var(--shadow);
}

.jump-bar{display:flex;flex-wrap:wrap;gap:14px;margin:2px 0 6px}
.jump-group{flex:1 1 220px;min-width:170px}
.jump-group label{display:block;margin:0 0 4px;color:var(--ink);font-size:.9rem;font-weight:700}
.jump-group select{
  width:100%;min-height:43px;padding:9px 12px;color:var(--ink);background:#fff;
  border:1px solid var(--gold);border-radius:6px;font:inherit;font-size:.95rem;
}

.chapter-title{
  margin:-26px -30px 18px;padding:12px 20px;color:var(--navy);background:var(--title-bg);
  border-left:8px solid var(--gold-dark);border-radius:8px 8px 0 0;
  font-size:clamp(1.2rem,3vw,1.4rem);font-weight:700;
}
.chapter-title-en{margin-top:2px;color:var(--muted);font-size:.74em;font-weight:400;font-style:italic}
.article p{margin:0 0 1.15em;text-align:justify;font-size:1.01em;color:var(--text)}
.index-panel p{margin:0 0 1.1em;text-align:justify}
.article hr.sep{margin:22px auto;width:40%;border:0;border-top:1px solid var(--line)}

.sub-heading{
  display:block;margin:26px 0 10px;padding:6px 12px;color:var(--gold-dark);background:var(--verse-bg);
  border-left:4px solid var(--gold-dark);border-radius:3px;font-size:1.06rem;letter-spacing:.03em;
}
.minor-heading{
  margin:18px 0 8px;padding-left:8px;color:var(--navy);
  border-left:3px solid #c9a84c;font-size:1.01rem;
}

.toc-book-heading{
  margin:16px 0 6px;padding:6px 12px;color:var(--navy);background:var(--gold-soft);
  border-left:5px solid var(--gold);border-radius:4px;font-size:1rem;
}
.toc-book-heading:first-child{margin-top:0}
.toc-list{margin:0 0 6px;padding-left:8px;list-style:none}
.toc-list li{margin:.34em 0}
.toc-list a{color:var(--ink);text-decoration:none}
.toc-list a:hover{color:var(--gold-dark);text-decoration:underline}

.copyright{
  margin-top:32px;padding:18px 24px;color:var(--muted);background:var(--copyright-bg);
  border-top:2px solid var(--gold-dark);border-radius:0 0 8px 8px;font-size:.86rem;line-height:1.8;
}
.copyright h3{margin:0 0 6px;color:var(--navy);font-size:1rem}

.collapse-toggle summary{
  cursor:pointer;list-style:none;padding:10px 14px;color:var(--header-text);
  background:var(--navy);border-left:6px solid var(--gold);border-radius:6px;font-weight:700;font-size:1.05rem;
}
.collapse-toggle summary:hover{background:var(--navy2)}
.collapse-toggle summary::-webkit-details-marker{display:none}
.collapse-toggle summary::before{content:"▸ ";display:inline-block;transition:transform .15s}
.collapse-toggle[open] summary::before{transform:rotate(90deg)}
.collapse-toggle .collapse-body{margin-top:14px}

.author-table-wrap{overflow-x:auto;margin:18px 0}
.author-table{width:100%;border-collapse:collapse;background:#fff;font-size:.92rem}
.author-table th,.author-table td{padding:9px 11px;border:1px solid var(--line);vertical-align:top;text-align:left}
.author-table th{color:var(--header-text);background:var(--navy);font-weight:700}
.author-table tr:nth-child(even) td{background:var(--gold-soft)}

.author-section{margin-top:18px}
.author-toggle-btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:8px 20px;
  color:var(--gold-light);background:var(--navy);border:1px solid var(--gold);border-radius:6px;
  font:inherit;font-weight:700;cursor:pointer;
}
.author-toggle-btn:hover{background:var(--gold);color:#fff}
.author-bio{margin-top:16px}
.author-bio[hidden]{display:none!important}

.group-title{
  margin:-6px 0 14px;padding:6px 14px;color:var(--navy);background:var(--title-bg);
  border-left:6px solid var(--gold-dark);border-radius:0 5px 5px 0;font-size:1.12rem;
}
.toc-title{
  margin:26px 0 4px;padding:8px 16px;color:var(--navy);background:var(--title-bg);
  border-left:8px solid var(--gold-dark);border-radius:0 6px 6px 0;font-size:1.3rem;
}

#nehemiah-translate-box{position:fixed;right:14px;bottom:14px;z-index:2147483000;font-family:Arial,"Microsoft JhengHei",sans-serif}
#nehemiah-translate-btn{border:1px solid #bbb;border-radius:999px;padding:10px 14px;background:#fff;color:#222;font-size:14px;cursor:pointer;box-shadow:0 3px 14px rgba(0,0,0,.18)}
#nehemiah-translate-help{display:none;position:absolute;right:0;bottom:50px;width:min(350px,calc(100vw - 28px));padding:15px;border:1px solid #ccc;border-radius:12px;background:#fff;color:#222;box-shadow:0 5px 22px rgba(0,0,0,.22);line-height:1.6}
#nehemiah-translate-help.open{display:block}
#nehemiah-translate-help p{margin:7px 0}
#nehemiah-close{float:right;border:0;background:transparent;font-size:22px;cursor:pointer}
@media print{#nehemiah-translate-box{display:none!important}}

@media(max-width:800px){
  body{padding:14px 7px}
  .book-header{padding:22px 18px}
  .zh-toggle{position:static;display:inline-block;margin-bottom:10px}
  .jump-group{flex-basis:100%}
  .article,.index-panel{padding:20px 15px}
  .chapter-title{margin:-20px -15px 12px;padding:12px 14px}
}