*{box-sizing:border-box}
:root{
  --bg:#100e0c; --panel:#17140f; --panel2:#1e1a14; --ink:#ece3d4; --dim:#a2947f;
  --accent:#c8a24a; --accent2:#9b2d24; --line:#2e2820; --ok:#5f8a5a;
  --serif:"Songti SC","STSong","Source Han Serif SC","Noto Serif SC",serif;
  --sans:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",system-ui,sans-serif;
}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 var(--sans);
  background-image:radial-gradient(circle at 15% 0%,rgba(200,162,74,.07),transparent 45%),
                   radial-gradient(circle at 90% 10%,rgba(155,45,36,.06),transparent 40%);
  background-attachment:fixed}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.shell{display:grid;grid-template-columns:272px minmax(0,1fr);min-height:100vh}
/* ---------- sidebar ---------- */
.side{position:sticky;top:0;height:100vh;overflow:auto;border-right:1px solid var(--line);
  background:linear-gradient(180deg,#15120e,#100e0c);padding:22px 16px 40px}
.brand{display:block;margin-bottom:6px}
.brand b{display:block;font:700 21px/1.3 var(--serif);letter-spacing:.14em;color:var(--ink)}
.brand span{display:block;font-size:11px;letter-spacing:.32em;color:var(--dim);margin-top:4px}
.side nav{margin-top:22px;border-top:1px solid var(--line);padding-top:14px}
.side h4{font-size:11px;letter-spacing:.24em;color:var(--dim);margin:18px 0 8px;font-weight:600}
.side a.item{display:flex;gap:10px;align-items:baseline;padding:6px 8px;border-radius:6px;
  color:#cdc2ae;font-size:14px;line-height:1.4}
.side a.item:hover{background:#1d1913;color:var(--ink);text-decoration:none}
.side a.item.on{background:#241f16;color:var(--accent)}
.side a.item i{font-style:normal;font-size:11px;color:var(--dim);min-width:26px;letter-spacing:.06em}
.side a.item i.num{color:var(--accent);opacity:.8}
.side .sub{padding-left:34px;font-size:13px;color:var(--dim)}
.main{min-width:0;padding:34px 44px 90px;max-width:1000px}
/* ---------- typography ---------- */
.crumb{font-size:12.5px;color:var(--dim);letter-spacing:.06em;margin-bottom:18px}
.crumb a{color:var(--dim)}
h1{font:700 34px/1.25 var(--serif);letter-spacing:.04em;margin:0 0 14px}
h2{font:700 22px/1.35 var(--serif);margin:46px 0 14px;letter-spacing:.04em;
  border-left:3px solid var(--accent);padding-left:12px}
h3{font:600 17px/1.5 var(--sans);margin:26px 0 10px;color:#f0e7d8}
p{margin:0 0 14px;color:#ded4c2}
.lead{font-size:17.5px;line-height:1.85;color:#e5dccb}
.dim{color:var(--dim)}
.small{font-size:13px}
/* ---------- hero ---------- */
.hero{position:relative;padding:44px 0 30px;border-bottom:1px solid var(--line);margin-bottom:8px}
.hero .no{font:700 76px/1 var(--serif);color:transparent;-webkit-text-stroke:1px rgba(200,162,74,.5);
  letter-spacing:.04em}
.hero .no em{font-style:normal;font-size:26px;letter-spacing:.3em;-webkit-text-stroke:0;color:var(--accent);
  display:block;margin-top:10px}
.hero h1{margin:14px 0 10px}
.hero .meta{color:var(--dim);font-size:13.5px;letter-spacing:.04em}
/* ---------- chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.chip{font-size:12px;letter-spacing:.06em;padding:3px 10px;border:1px solid var(--line);
  border-radius:999px;color:#c9bda9;background:#1a1611;white-space:nowrap}
.chip-region{border-color:#4a3d28;color:var(--accent)}
.chip-cat.cat-main{border-color:#6d2a22;color:#e0897c;background:#22120f}
.chip-cat.cat-side{border-color:#3f4a2c;color:#b3c48a;background:#151a10}
.chip-cat.cat-contract{border-color:#4a3f6b;color:#b9a8e0;background:#161327}
.chip-cat.cat-treasure{border-color:#2f4a55;color:#8fc3d6;background:#0f181c}
.chip-cat.cat-activity{border-color:#3a3a3a;color:#b0b0b0;background:#161616}
/* ---------- boxes ---------- */
.box{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin:16px 0}
.box.warn{border-color:#5a3320;background:#1c1310}
.box.tip{border-color:#3c4a2c;background:#141a10}
.box h4{margin:0 0 8px;font-size:14px;letter-spacing:.1em;color:var(--accent)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:860px){.grid2{grid-template-columns:1fr}}
/* ---------- steps ---------- */
.steps{margin:22px 0 0;counter-reset:s}
.step{position:relative;padding:0 0 26px 46px;border-left:1px solid var(--line);margin-left:14px}
.step:last-child{border-left-color:transparent;padding-bottom:0}
.step .dot{position:absolute;left:-15px;top:-2px;width:29px;height:29px;border-radius:50%;
  border:1px solid #4a3d28;background:#14110c;color:var(--accent);
  font:600 12px/27px var(--sans);text-align:center}
.step h3{margin:0 0 6px;font-size:16.5px}
.step .ph{font-size:12.5px;color:var(--dim);letter-spacing:.04em;margin-bottom:8px}
.step ul{margin:8px 0 0;padding-left:20px}
.step li{margin:4px 0;color:#d9cfbd}
.step li.opt{color:#a89b86}
.step li.opt::after{content:" 可选";font-size:11px;color:#7d7466;border:1px solid #3a342a;
  border-radius:4px;padding:0 5px;margin-left:6px}
.step.done h3{color:#8f8778;text-decoration:line-through;text-decoration-color:#4a4438}
/* ---------- chapter cards ---------- */
.route{list-style:none;padding:0;margin:20px 0}
.route li{position:relative;padding:0 0 22px 40px;border-left:1px solid var(--line);margin-left:10px}
.route li:last-child{border-left-color:transparent}
.route li .d{position:absolute;left:-9px;top:4px;width:17px;height:17px;border-radius:50%;
  background:#14110c;border:1px solid var(--accent)}
.route li .d.done{background:var(--accent)}
.route li b{font:600 17px var(--serif);letter-spacing:.04em}
.route li .m{display:block;font-size:12.5px;color:var(--dim);margin-top:2px}
.route li p{margin:6px 0 0;font-size:14px;color:#cdc2ae}
/* ---------- quest cards ---------- */
.qcard{display:block;border:1px solid var(--line);border-radius:10px;padding:14px 16px;
  background:var(--panel);margin:10px 0;transition:border-color .15s,transform .15s}
.qcard:hover{border-color:#57442a;transform:translateX(2px);text-decoration:none}
.qcard b{color:var(--ink);font-size:16px}
.qcard .n{display:block;color:#b8ab96;font-size:13.5px;margin-top:4px;line-height:1.65}
.qcard .tag{float:right;font-size:11.5px;color:var(--accent);letter-spacing:.08em}
.qcard.star{border-color:#4a3a22;background:linear-gradient(180deg,#1d1810,#17140f)}
/* ---------- table ---------- */
table{width:100%;border-collapse:collapse;margin:12px 0;font-size:14px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;letter-spacing:.12em;color:var(--dim);font-weight:600}
tr:hover td{background:#191510}
code{font:12.5px/1.5 ui-monospace,Consolas,monospace;background:#241f18;padding:1px 5px;border-radius:4px;color:#d8c9a4}
/* ---------- details ---------- */
details{border:1px solid var(--line);border-radius:10px;background:var(--panel);margin:12px 0}
details>summary{cursor:pointer;padding:13px 18px;font-size:14.5px;letter-spacing:.04em;color:#e2d7c4}
details>summary::marker{color:var(--accent)}
details[open]>summary{border-bottom:1px solid var(--line);color:var(--accent)}
details .body{padding:16px 20px}
/* ---------- dialogue ---------- */
.scene{margin:0 0 22px;padding-left:14px;border-left:2px solid #33291c}
.scene .f{font-size:11.5px;color:#7d7466;letter-spacing:.06em;margin-bottom:6px}
.sec{margin:10px 0}
.sec .sn{font-size:12px;color:var(--accent);letter-spacing:.08em;margin-bottom:6px}
.opt{margin:6px 0;padding:8px 12px;background:#1b1710;border-radius:7px;font-size:14px}
.opt .c{font-size:11.5px;color:#8f8574;margin-left:6px}
.opt .flow{margin-top:6px;padding-left:10px;border-left:1px dashed #3a3227;font-size:13px;color:#bfb4a1}
.opt .flow .w{color:#8f8574;font-size:11.5px;letter-spacing:.06em}
.line{font-size:14px;color:#d5cab8;margin:3px 0}
.line .w{color:#9c907c;font-size:11.5px;letter-spacing:.06em;margin-right:6px}
/* ---------- decision ---------- */
.dec{border:1px solid #3f3222;border-radius:12px;padding:20px 22px;background:#191510;margin:18px 0}
.dec h3{margin:0 0 6px;font-size:18px;font-family:var(--serif)}
.dec .where{font-size:12.5px;color:var(--dim);letter-spacing:.05em;margin-bottom:10px}
.dec .q{font-size:15.5px;color:#ece3d4;margin:10px 0}
.dec table td:first-child{width:34%;color:var(--accent)}
.dec .spicy{margin-top:10px;font-size:13.5px;color:#c99b8a;border-top:1px dashed #3a2a20;padding-top:10px}
/* ---------- misc ---------- */
.footer{margin-top:60px;padding-top:20px;border-top:1px solid var(--line);color:#7d7466;font-size:12.5px;line-height:1.9}
.nav2{display:flex;justify-content:space-between;gap:14px;margin-top:44px;padding-top:20px;border-top:1px solid var(--line)}
.nav2 a{max-width:48%}
.nav2 .k{display:block;font-size:11.5px;color:var(--dim);letter-spacing:.1em}
.bar{height:4px;background:#241f18;border-radius:3px;overflow:hidden;margin:10px 0 0}
.bar i{display:block;height:100%;background:linear-gradient(90deg,#8a6f2c,var(--accent));width:0}
.tools{display:flex;gap:10px;align-items:center;margin:10px 0 4px;flex-wrap:wrap}
input[type=checkbox]{accent-color:#c8a24a;transform:translateY(1px);margin-right:5px}
input[type=search],select{background:#1b1710;border:1px solid var(--line);color:var(--ink);
  padding:8px 12px;border-radius:8px;font:14px var(--sans);outline:none}
input[type=search]{min-width:240px}
input[type=search]:focus,select:focus{border-color:#5c4a2c}
.btn{display:inline-block;border:1px solid #4a3a22;background:#1d1810;color:var(--accent);
  padding:9px 16px;border-radius:8px;font-size:14px;letter-spacing:.04em;cursor:pointer}
.btn:hover{background:#241d13;text-decoration:none}
.menu{display:none;position:fixed;right:16px;top:14px;z-index:40;border:1px solid var(--line);
  background:#1a1611;border-radius:8px;padding:7px 12px;color:var(--accent);font-size:13px;cursor:pointer}
@media(max-width:600px){
  .main{padding:56px 14px 60px}
  table{display:block;overflow-x:auto;white-space:normal}
  .qcard .tag{float:none;margin-left:0}
  h1{font-size:24px}
  .hero .no{font-size:46px}
  .box,.dec{padding:14px 16px}
}
@media(max-width:980px){
  .shell{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;width:280px;z-index:50;transform:translateX(-102%);
    transition:transform .22s;box-shadow:0 0 40px #000;height:100vh}
  .side.open{transform:none}
  .menu{display:block}
  .main{padding:60px 20px 70px}
  h1{font-size:27px}
  .hero .no{font-size:54px}
}