/* Layout: forged-iron portal. Shared header/footer on every page; each sub page opens with a key-art banner,
   then dark iron bands; the event timetable sits on a parchment band like the in-game map scroll.
   Single dark theme on purpose. */
:root{
  --iron:#14100c; --iron-2:#1d1712; --iron-3:#2a2119; --line:#4a3a2a;
  --bone:#eadfc8; --ash:#b3a58c; --bronze:#c99446; --bronze-hi:#e8bd6f; --ember:#b23a22;
  --ink:#2b1f12; --parch:#e3d3b0;
  --f-brand:"IM Fell English SC","Noto Serif TC",Georgia,serif;
  --f-head:"Noto Serif TC","Songti TC","PMingLiU",serif;
  --f-body:"Noto Sans TC","Microsoft JhengHei","PingFang TC",system-ui,sans-serif;
  --s-1:.8125rem; --s0:1rem; --s1:1.25rem; --s2:1.6rem; --s3:2.2rem; --s4:clamp(2.2rem,5.6vw,3.9rem);
  --gutter:clamp(16px,4vw,40px); --wrap:1120px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--iron);color:var(--bone);font-family:var(--f-body);font-size:var(--s0);line-height:1.75;margin:0}
img{max-width:100%}
a{color:var(--bronze-hi)}
a:focus-visible,button:focus-visible{outline:2px solid var(--bronze-hi);outline-offset:3px}
h1,h2,h3{font-family:var(--f-head);text-wrap:balance;line-height:1.25;margin:0}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-family:var(--f-brand);letter-spacing:.14em;color:var(--bronze);font-size:var(--s-1);text-transform:uppercase}
.more{font-size:.9rem;text-decoration:none;white-space:nowrap}
.more:hover{text-decoration:underline}

/* header */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:rgba(20,16,12,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:20px;min-height:60px}
.brand{font-family:var(--f-brand);font-size:1.35rem;color:var(--bone);text-decoration:none;letter-spacing:.06em;display:flex;align-items:baseline;gap:.5em;white-space:nowrap}
.brand small{font-family:var(--f-body);font-size:.75rem;color:var(--ash)}
.menu{display:flex;gap:4px;list-style:none;margin:0 0 0 auto;padding:0}
.menu a{display:block;color:var(--ash);text-decoration:none;font-size:.95rem;padding:.35em .8em;border-bottom:2px solid transparent}
.menu a:hover{color:var(--bone)}
.menu a[aria-current="page"]{color:var(--bronze-hi);border-bottom-color:var(--bronze)}
.burger{display:none;margin-left:auto;font:inherit;background:transparent;border:1px solid var(--line);color:var(--bone);padding:.3em .7em;border-radius:3px;cursor:pointer}
@media (max-width:820px){
  .burger{display:block}
  .nav .wrap{flex-wrap:wrap}
  .menu{display:none;flex-basis:100%;flex-direction:column;margin:0;padding-bottom:10px}
  .menu.open{display:flex}
  .nav .btn{display:none}
}

.btn{display:inline-flex;align-items:center;gap:.5em;font-family:var(--f-head);font-weight:600;text-decoration:none;cursor:pointer;border-radius:3px;padding:.6em 1.3em;font-size:.95rem;border:1px solid var(--bronze);color:var(--bone);background:transparent;white-space:nowrap}
.btn.primary{background:linear-gradient(180deg,#d6a250,#9c6a26);color:#1a1006;border-color:var(--bronze-hi);box-shadow:inset 0 1px 0 rgba(255,240,200,.5),0 2px 0 #5a3a12}
.btn.primary:hover{filter:brightness(1.08)}
.btn:not(.primary):hover{background:rgba(201,148,70,.12)}
.ph{border:1px dashed var(--bronze);color:var(--bronze-hi);padding:0 .35em;border-radius:2px;font-size:.85em;font-family:var(--f-body);font-weight:400}

/* home hero */
.hero{position:relative;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-art{position:absolute;inset:0;z-index:-1;background:url(img/hero.jpg) center 28%/cover no-repeat}
.hero-art::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,12,.1) 0%,rgba(20,16,12,.25) 45%,rgba(20,16,12,.92) 82%,var(--iron) 100%)}
.hero .wrap{padding-block:clamp(220px,34vw,360px) 40px;display:grid;gap:18px}
.hero h1{font-size:var(--s4);font-weight:900;letter-spacing:.04em;text-shadow:0 2px 18px rgba(0,0,0,.8)}
.hero h1 em{font-style:normal;color:var(--bronze-hi)}
.hero .lead{max-width:36em;font-size:var(--s1);margin:0;text-shadow:0 1px 8px rgba(0,0,0,.9)}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.status{display:flex;flex-wrap:wrap;gap:10px 26px;padding-top:16px;border-top:1px solid var(--line);font-size:.9rem;color:var(--ash)}
.status b{color:var(--bone);font-weight:500;font-variant-numeric:tabular-nums}

/* sub page banner */
.banner{position:relative;isolation:isolate;border-bottom:1px solid var(--line);overflow:hidden}
.banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.banner::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(20,16,12,.92) 0%,rgba(20,16,12,.55) 55%,rgba(20,16,12,.2) 100%)}
.banner .wrap{padding-block:64px 40px;display:grid;gap:8px}
.banner h1{font-size:var(--s3);font-weight:900;text-shadow:0 2px 12px rgba(0,0,0,.8)}
.banner p{margin:0;color:var(--bone);max-width:38em}
.crumb{font-size:.82rem;color:var(--ash)}
.crumb a{color:var(--ash)}

/* sections */
section.band{padding-block:clamp(48px,7vw,84px)}
section.band.alt{background:var(--iron-2);border-block:1px solid var(--line)}
.sec-head{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:8px 20px;margin-bottom:28px}
.sec-head > div{display:grid;gap:6px;max-width:40em}
.sec-head h2{font-size:var(--s3);font-weight:900}
.sec-head p{color:var(--ash);margin:0}

/* home: three columns */
.home-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:40px}
@media (max-width:860px){.home-grid{grid-template-columns:1fr}}
.today{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.today li{display:grid;grid-template-columns:4em minmax(0,1fr) auto;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);align-items:baseline}
.today .t{font-variant-numeric:tabular-nums;font-weight:700;color:var(--bronze-hi)}
.today .n{font-family:var(--f-head);font-weight:600}
.today .c{font-size:.8rem;color:var(--ash)}
.today li.past{opacity:.4}
.next{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;background:var(--iron-3);border:1px solid var(--line);padding:14px 18px;margin-bottom:16px}
.next .lbl{font-size:.78rem;letter-spacing:.12em;color:var(--bronze)}
.next b{font-family:var(--f-head);font-size:var(--s1)}
.next .cd{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--bronze-hi)}

/* news list */
.news{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.news li{display:grid;grid-template-columns:5.6em minmax(0,1fr);gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.news .meta{display:grid;gap:4px;align-content:start}
.news .v{font-family:var(--f-brand);color:var(--bronze);font-size:1.05rem;line-height:1.2}
.cat{display:inline-block;justify-self:start;font-size:.7rem;letter-spacing:.08em;padding:0 6px;border-radius:2px;background:var(--iron-3);border:1px solid var(--line);color:var(--ash)}
.cat.up{color:var(--bronze-hi);border-color:var(--bronze)}
.cat.ev{color:#f0b6a6;border-color:var(--ember)}
.news h3{font-size:1.02rem;font-weight:600;font-family:var(--f-body)}
.news p{margin:2px 0 0;color:var(--ash);font-size:.92rem}
.news ul.pts{margin:8px 0 0;padding-left:1.2em;color:var(--bone);font-size:.92rem}
.filters{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:18px}
.filters button,.days button{font:inherit;font-size:.9rem;padding:.35em .95em;border:1px solid var(--line);background:transparent;color:var(--ash);border-radius:2px;cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--bronze);color:#1a1006;border-color:var(--bronze)}

/* feature cards */
.feat-lead{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:24px}
@media (max-width:760px){.feat-lead{grid-template-columns:1fr}}
.big{position:relative;min-height:250px;border:1px solid var(--line);overflow:hidden;display:flex;align-items:flex-end;isolation:isolate;text-decoration:none;color:var(--bone)}
.big img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .5s}
.big:hover img{transform:scale(1.04)}
.big::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(20,16,12,0) 10%,rgba(20,16,12,.94) 78%)}
.big .txt{padding:22px;display:grid;gap:6px}
.big h3{font-size:var(--s2);font-weight:900}
.big p{margin:0;font-size:.95rem;max-width:34em}
.tag{display:inline-block;font-size:.72rem;letter-spacing:.1em;color:#1a1006;background:var(--bronze);padding:1px 8px;border-radius:2px;justify-self:start;font-weight:700}
.tag.hot{background:var(--ember);color:var(--bone)}
.feat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 20px}
@media (max-width:900px){.feat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.feat-grid{grid-template-columns:1fr}}
.feat{border-top:2px solid var(--bronze);padding-top:14px;display:grid;gap:6px;align-content:start;min-width:0}
.feat h3{font-size:var(--s1);font-weight:600}
.feat p{margin:0;color:var(--ash);font-size:.93rem}
.feat .k{font-family:var(--f-brand);color:var(--bronze);font-size:.8rem;letter-spacing:.1em}
.feat .how{font-size:.82rem;color:var(--bone);background:var(--iron-3);padding:4px 8px;border-left:2px solid var(--line)}

/* classes */
.classes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:900px){.classes{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.classes{grid-template-columns:1fr}}
.cls{background:var(--iron-2);border:1px solid var(--line);display:grid;grid-template-rows:auto 1fr;min-width:0}
.cls .pic{aspect-ratio:4/5;overflow:hidden;position:relative;max-width:100%}
.cls .pic img{width:100%;height:100%;object-fit:cover;display:block}
.cls .pic::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,var(--iron-2) 100%)}
.cls .body{padding:0 18px 20px;display:grid;gap:8px;align-content:start;margin-top:-28px;position:relative}
.cls .en{font-family:var(--f-brand);font-size:1.5rem;color:var(--bronze-hi);letter-spacing:.04em;line-height:1.1}
.cls .zh{font-size:.8rem;color:var(--ash);letter-spacing:.12em}
.cls p{margin:0;font-size:.92rem}
.cls dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:2px 12px;font-size:.82rem;margin:4px 0 0;border-top:1px dashed var(--line);padding-top:10px}
.cls dt{color:var(--ash)}
.cls dd{margin:0}

/* steps (rebirth, download) */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;background:var(--line);border:1px solid var(--line);counter-reset:s}
@media (max-width:820px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:460px){.steps{grid-template-columns:1fr}}
.step{background:var(--iron-2);padding:20px;display:grid;gap:6px;align-content:start;min-width:0}
.step .k{font-family:var(--f-brand);color:var(--bronze);font-size:.85rem;letter-spacing:.1em}
.step h3{font-size:var(--s1)}
.step p{margin:0;font-size:.9rem;color:var(--ash)}

/* parchment timetable */
.scroll{background:url(img/parchment.jpg) center/420px repeat;color:var(--ink);position:relative}
.scroll::before{content:"";position:absolute;inset:0;background:rgba(232,216,180,.72);pointer-events:none}
.scroll .wrap{position:relative}
.scroll .eyebrow{color:#7a4a14}
.scroll .sec-head p{color:#4a3824}
.scroll .next{background:var(--ink);color:var(--parch);border-color:var(--ink)}
.days{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.scroll .days button{border-color:#7a5a32;color:var(--ink)}
.scroll .days button[aria-pressed="true"]{background:var(--ink);color:var(--parch);border-color:var(--ink)}
.tt-wrap{overflow-x:auto}
table.tt{width:100%;border-collapse:collapse;font-size:.95rem;min-width:540px}
.tt th{text-align:left;font-weight:700;font-size:.78rem;letter-spacing:.12em;color:#6a4a24;border-bottom:2px solid #6a4a24;padding:6px 10px}
.tt td{padding:9px 10px;border-bottom:1px solid rgba(90,64,30,.3);vertical-align:top}
.tt td.t{font-variant-numeric:tabular-nums;font-weight:700;white-space:nowrap;width:8em}
.tt td.n{font-family:var(--f-head);font-weight:600}
.tt td.c{color:#5a4428;font-size:.85rem;white-space:nowrap}
.tt tr.past td{opacity:.45}
.tt tr.soon td{background:rgba(178,58,34,.12)}
.tt tr.soon td.n::after{content:"即將開始";font-family:var(--f-body);font-size:.7rem;margin-left:8px;color:var(--bone);background:var(--ember);padding:1px 6px;border-radius:2px;vertical-align:2px}
.tt-note{font-size:.82rem;color:#4a3824;margin-top:14px}

/* event detail cards */
.ev-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:760px){.ev-grid{grid-template-columns:1fr}}
.ev{border:1px solid var(--line);background:var(--iron-2);padding:20px;display:grid;gap:8px;align-content:start;min-width:0}
.ev h3{font-size:var(--s1)}
.ev .when{font-variant-numeric:tabular-nums;color:var(--bronze-hi);font-size:.9rem}
.ev p{margin:0;color:var(--ash);font-size:.92rem}
.ev dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:2px 12px;font-size:.85rem;margin:0}
.ev dt{color:var(--ash)}
.ev dd{margin:0}

/* download */
.dl-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:28px}
@media (max-width:860px){.dl-grid{grid-template-columns:1fr}}
.panel{background:var(--iron-3);border:1px solid var(--line);padding:26px;display:grid;gap:14px;align-content:start;position:relative;min-width:0}
.panel::before,.panel::after{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#d9b27a,#6b4b22);top:8px}
.panel::before{left:8px}.panel::after{right:8px}
.panel h2{font-size:var(--s2);font-weight:900}
.panel p{margin:0;color:var(--ash)}
.spec{width:100%;border-collapse:collapse;font-size:.92rem}
.spec th,.spec td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.spec th{color:var(--ash);font-weight:500;width:6em}
.faq{display:grid;gap:10px}
.faq details{border:1px solid var(--line);background:var(--iron-2);padding:12px 16px}
.faq summary{cursor:pointer;font-family:var(--f-head);font-weight:600}
.faq p{margin:8px 0 0;color:var(--ash);font-size:.93rem}

/* footer */
footer{border-top:1px solid var(--line);padding-block:34px;color:var(--ash);font-size:.82rem;background:var(--iron)}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px 40px;justify-content:space-between}
footer nav{display:flex;flex-wrap:wrap;gap:6px 18px}
footer nav a{color:var(--ash);text-decoration:none}
footer nav a:hover{color:var(--bone)}
footer .brand{font-size:1.1rem}
footer .disclaimer{flex-basis:100%;border-top:1px solid var(--line);padding-top:14px;line-height:1.7}
footer .disclaimer strong{color:var(--bone);margin-right:.6em}