/* 观易 V2 · 固定视口分步版 */
:root{
  --bg:#0d1110; --panel:#151d1a; --panel2:#18211d;
  --line:#28332d; --line2:#334039;
  --ink:#e9e5d8; --ink2:#c3c9bd; --muted:#87938a; --dim:#647169;
  --gold:#c9a96b; --gold2:#e0c48c; --gold-dim:#7d6a43;
  --cinnabar:#c0664a; --jade:#6d9c80;
  --serif:"Songti SC","STSong","Noto Serif CJK SC","Source Han Serif SC","SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Hiragino Sans GB",sans-serif;
  --max:1180px;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;overflow:hidden}
body{min-width:320px;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:14px;-webkit-font-smoothing:antialiased}
button,input{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
button:disabled{cursor:default;opacity:.38}
input{outline:none}
.hidden{display:none!important}
.muted{color:var(--muted)}
.eyebrow{font-size:10px;letter-spacing:.24em;color:var(--gold-dim);text-transform:uppercase;font-family:var(--sans)}

/* 背景与外框 */
/* ========== 背景：绢纹 · 远山 · 卦环星图 · 流云 ========== */
.ambient{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.ambient>div{position:absolute}
.bg-wash{inset:0;background:
  radial-gradient(ellipse 52% 46% at 76% 14%,#223932a6 0,transparent 68%),
  radial-gradient(ellipse 46% 52% at 14% 84%,#1c342ab3 0,transparent 70%),
  radial-gradient(ellipse 38% 44% at 58% 8%,#4a3a1f7a 0,transparent 72%),
  radial-gradient(ellipse 80% 74% at 50% 46%,#121c19 0,#0a100e 62%,#060908 100%)}
.bg-silk{inset:0;opacity:.24;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E")}
.bg-silk:after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(90deg,#c9a96b09 1px,transparent 1px),linear-gradient(#c9a96b09 1px,transparent 1px);
  background-size:52px 52px;opacity:.8}
.bg-glow{border-radius:50%;filter:blur(90px);mix-blend-mode:screen}
.glow-a{width:54vw;height:54vw;right:-14vw;top:-20vw;background:radial-gradient(circle,#c9a96b48 0,transparent 68%);opacity:.68;animation:driftA 34s ease-in-out infinite alternate}
.glow-b{width:46vw;height:46vw;left:-16vw;bottom:-18vw;background:radial-gradient(circle,#3f8a735e 0,transparent 70%);opacity:.52;animation:driftB 42s ease-in-out infinite alternate}
.glow-c{width:30vw;height:30vw;left:44%;top:34%;background:radial-gradient(circle,#b06a3a33 0,transparent 70%);opacity:.48;animation:driftA 50s ease-in-out infinite alternate-reverse}
@keyframes driftA{to{transform:translate(4vw,3vh) scale(1.14)}}
@keyframes driftB{to{transform:translate(-3vw,-4vh) scale(1.1)}}
.bg-rings{inset:0;opacity:.5}
.bg-rings .ring-big{position:absolute;width:min(80vw,1000px);height:min(80vw,1000px);right:-24vw;top:-34vw;opacity:.34}
.bg-rings .ring-small{position:absolute;width:min(48vw,580px);height:min(48vw,580px);left:-17vw;bottom:-23vw;opacity:.26}
.bg-rings svg{width:100%;height:100%;overflow:visible}
.ring-slow{transform-origin:300px 300px;animation:orbit 180s linear infinite}
.ring-rev{transform-origin:300px 300px;animation:orbit 240s linear infinite reverse}
.ring-mid{transform-origin:300px 300px;animation:orbit 300s linear infinite}
.ring-line{fill:none;stroke:#c9a96b;stroke-opacity:.22;stroke-width:1}
.ring-line.dash{stroke-dasharray:2 9;stroke-opacity:.3}
.ring-line.dot{stroke-dasharray:1 7;stroke-opacity:.18}
.ring-tick{stroke:#c9a96b;stroke-opacity:.3;stroke-width:1}
.ring-tick.major{stroke:#e0c48c;stroke-opacity:.6;stroke-width:1.6}
.ring-tick.cinnabar{stroke:var(--cinnabar);stroke-opacity:.5}
.ring-char{fill:#c9a96b;fill-opacity:.42;font:16px var(--serif);text-anchor:middle}
.ring-zhi{fill:#e0c48c;fill-opacity:.3;font:11px var(--serif);text-anchor:middle}
.ring-eight{fill:#e0c48c;fill-opacity:.5;font:22px var(--serif);text-anchor:middle}
.bg-stars{inset:0}
.star{position:absolute;border-radius:50%;background:#f0e2bb;box-shadow:0 0 6px #c9a96b99;animation:twinkle 7s ease-in-out infinite}
@keyframes twinkle{0%,100%{opacity:.12;transform:translateY(0) scale(.8)}50%{opacity:.7;transform:translateY(-8px) scale(1.15)}}
.bg-mountains{left:0;right:0;bottom:0;height:28vh;min-height:190px;opacity:.85}
.bg-mountains svg{width:100%;height:100%;display:block}
.bg-mist{left:-10%;right:-10%;bottom:2vh;height:16vh;
  background:linear-gradient(0deg,transparent,#a9c4b012 38%,#c9a96b16 52%,transparent);
  filter:blur(16px);animation:mist 28s ease-in-out infinite alternate}
@keyframes mist{to{transform:translateX(6vw)}}
.bg-clouds{inset:0}
.cloud{position:absolute;fill:none;stroke:#c9a96b;stroke-opacity:.28;stroke-width:1.2;animation:cloudDrift 46s ease-in-out infinite alternate}
.cloud.c2{stroke-opacity:.2;animation-duration:62s;animation-direction:alternate-reverse}
.cloud.c3{stroke-opacity:.16;animation-duration:74s}
@keyframes cloudDrift{to{transform:translate(60px,-14px)}}
.bg-vignette{inset:0;background:radial-gradient(ellipse 78% 72% at 50% 44%,transparent 38%,#040706a8 100%)}
.frame{position:fixed;inset:9px;z-index:1;pointer-events:none}
.frame:before{content:"";position:absolute;inset:15px;border:1px solid #c9a96b0d}
.frame i{position:absolute;width:30px;height:30px;border:1px solid var(--gold-dim);opacity:.5}
.frame i:before{content:"";position:absolute;inset:5px;border:1px solid #c9a96b33}
.frame i:after{content:"";position:absolute;width:3px;height:3px;background:var(--cinnabar);opacity:.7}
.frame .f-tl{left:0;top:0;border-width:1px 0 0 1px}
.frame .f-tl:after{left:10px;top:10px}
.frame .f-tr{right:0;top:0;border-width:1px 1px 0 0}
.frame .f-tr:after{right:10px;top:10px}
.frame .f-bl{left:0;bottom:0;border-width:0 0 1px 1px}
.frame .f-bl:after{left:10px;bottom:10px}
.frame .f-br{right:0;bottom:0;border-width:0 1px 1px 0}
.frame .f-br:after{right:10px;bottom:10px}

.app{position:relative;z-index:2;height:100dvh;display:flex;flex-direction:column;overflow:hidden}

/* 顶栏 */
.topbar{height:64px;flex:none;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 max(calc((100% - var(--max))/2),26px);border-bottom:1px solid var(--line);background:#0d1110cc;backdrop-filter:blur(12px)}
.brand{display:flex;align-items:center;gap:10px;padding:0;text-align:left}
.seal{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--gold-dim);color:var(--gold2);
  font:22px/1 var(--serif);box-shadow:inset 0 0 0 2px #0d1110,inset 0 0 0 3px #6b5a3855}
.brand-txt{display:flex;align-items:baseline;gap:6px}
.brand-txt b{font:600 19px/1 var(--serif);letter-spacing:.16em}
.brand-txt em{font:600 9px/1 var(--sans);font-style:normal;color:var(--gold);border:1px solid var(--gold-dim);padding:3px 5px}
.steps{display:flex;align-items:center;gap:0}
.step{display:flex;align-items:center;gap:8px;padding:6px 14px;font-size:11px;letter-spacing:.1em;color:var(--dim);transition:.25s;position:relative}
.step .s-no{display:grid;place-items:center;width:20px;height:20px;border:1px solid var(--line2);font:10px var(--serif);border-radius:50%}
.step.done{color:var(--muted);cursor:pointer}
.step.done:hover{color:var(--gold2)}
.step.on{color:var(--gold2)}
.step.on .s-no{border-color:var(--gold);color:var(--gold2);box-shadow:0 0 0 3px #c9a96b18}
.step:not(:last-child):after{content:"";width:20px;height:1px;background:var(--line);margin-left:12px}
.top-right{display:flex;align-items:center;gap:14px}
.ghost-btn{font-size:11px;letter-spacing:.1em;color:var(--muted);border:1px solid var(--line2);padding:6px 11px;transition:.2s}
.ghost-btn:hover{color:var(--gold2);border-color:var(--gold-dim)}
.badge{margin-left:6px;color:var(--gold);font-size:10px}
.date{font-size:10px;letter-spacing:.14em;color:var(--dim);white-space:nowrap}

/* 舞台 */
.stage-wrap{flex:1;position:relative;min-height:0}
.stage{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;padding:14px max(calc((100% - var(--max))/2),24px);overflow:hidden;
  opacity:0;visibility:hidden;pointer-events:none;transform:translateX(26px);
  transition:opacity .42s ease,transform .42s ease,visibility .42s}
.stage.active{opacity:1;visibility:visible;pointer-events:auto;transform:none}
.stage-head{text-align:center;flex:none}
.stage-head h2{font:500 clamp(24px,3vw,32px) var(--serif);letter-spacing:.2em;margin:9px 0 6px;color:#f0ecdf}
.stage-head p{font-size:11px;color:var(--muted);letter-spacing:.08em;margin:0}
.stage-next{flex:none;display:inline-flex;align-items:center;gap:12px;padding:11px 30px;font-size:12px;letter-spacing:.18em;
  color:var(--gold2);border:1px solid var(--gold-dim);background:#101a15;transition:.25s}
.stage-next:hover:not(:disabled){background:var(--gold);color:#141b16;border-color:var(--gold)}
.stage-next.primary{background:var(--gold);color:#141b16;border-color:var(--gold);font-weight:600}
.stage-next.primary:hover:not(:disabled){background:var(--gold2)}
.stage-next.ready{animation:nextPulse 1.8s ease-in-out infinite}
@keyframes nextPulse{50%{box-shadow:0 0 0 5px #c9a96b18}}
.footbar{height:34px;flex:none;display:flex;justify-content:space-between;align-items:center;
  padding:0 max(calc((100% - var(--max))/2),26px);border-top:1px solid var(--line);font-size:10px;letter-spacing:.12em;color:var(--gold-dim)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 26px;font-size:13px;letter-spacing:.14em;
  border:1px solid transparent;transition:.22s;white-space:nowrap}
.btn.primary{background:var(--gold);color:#141b16;border-color:var(--gold);font-weight:600;position:relative;overflow:hidden}
.btn.primary:hover:not(:disabled){background:var(--gold2);border-color:var(--gold2);transform:translateY(-1px)}
.btn.ghost{border-color:var(--line2);color:var(--ink2)}
.btn.ghost:hover{border-color:var(--gold-dim);color:var(--gold2)}
.btn.sm{padding:8px 16px;font-size:11px}
.btn.wide{width:100%}

/* ========== 壹 · 封面 ========== */
.cover-orbit{position:absolute;width:min(78vh,720px);height:min(78vh,720px);opacity:.38;pointer-events:none;filter:drop-shadow(0 0 44px #c9a96b1c)}
.cover-orbit svg{width:100%;height:100%}
.orbit-ring{transform-origin:210px 210px;animation:orbit 160s linear infinite}
@keyframes orbit{to{transform:rotate(360deg)}}
.orbit-tick{stroke:#c9a96b;stroke-width:1}
.orbit-tick.major{stroke:var(--gold2);stroke-width:1.6}
.cover-rev{transform-origin:210px 210px;animation:orbit 220s linear infinite reverse}
.cover-orbit .ring-zhi{fill-opacity:.36;font-size:11px}
.cover-orbit .ring-eight{fill-opacity:.44;font-size:18px}
.cover-vertical{position:absolute;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;
  font:400 15px/1 var(--serif);letter-spacing:.6em;color:#c9a96b44}
.cover-vertical.left{left:max(calc((100% - 980px)/2),36px)}
.cover-vertical.right{right:max(calc((100% - 980px)/2),36px)}
.cover{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;z-index:1}
.cover-title{display:flex;gap:.16em;font:500 clamp(84px,13vh,140px)/1.05 var(--serif);letter-spacing:.06em;
  margin:22px 0 14px;color:#f1ead9;text-shadow:0 4px 40px #c9a96b22}
.cover-title span:first-child{color:var(--gold2)}
.cover-rule{display:flex;align-items:center;gap:14px;color:var(--cinnabar);font-size:10px;margin-bottom:22px}
.cover-rule i{width:70px;height:1px;background:linear-gradient(90deg,transparent,var(--gold-dim))}
.cover-rule i:last-child{transform:scaleX(-1)}
.cover-desc{font:15px/2.15 var(--serif);letter-spacing:.1em;color:var(--ink2);margin:0 0 34px}
.btn.enter{padding:15px 46px;font-size:15px;letter-spacing:.34em}
.btn.enter .arrow{font-size:17px;letter-spacing:0}
.btn.enter:after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 35%,#ffffff5c 50%,transparent 65%);
  transform:translateX(-120%);transition:transform .7s}
.btn.enter:hover:after{transform:translateX(120%)}
.cover-meta{margin-top:30px;font-size:10px;letter-spacing:.24em;color:var(--muted)}
.cover-foot{position:absolute;bottom:14px;font-size:10px;letter-spacing:.12em;color:#78887c}

/* ========== 贰 · 起卦 ========== */
.cast-grid{display:grid;grid-template-columns:1fr 1.02fr;gap:16px;width:100%;max-width:960px;flex:none}
.panel{position:relative;background:linear-gradient(160deg,var(--panel2),var(--panel));border:1px solid var(--line);padding:20px 24px}
.panel:before{content:"";position:absolute;top:-1px;left:24px;width:40px;height:1px;background:var(--gold)}
.panel-corner{position:absolute;inset:8px;pointer-events:none}
.panel-corner:before,.panel-corner:after{content:"";position:absolute;width:12px;height:12px;border:1px solid var(--gold-dim);opacity:.55}
.panel-corner:before{left:0;top:0;border-width:1px 0 0 1px}
.panel-corner:after{right:0;bottom:0;border-width:0 1px 1px 0}
.cast-label{display:flex;justify-content:space-between;font-size:10px;padding-bottom:9px;border-bottom:1px solid var(--line)}
.coin-tray{position:relative;height:150px;margin:12px 0 2px;display:grid;place-items:center}
.tray-surface{position:absolute;width:330px;height:124px;border-radius:50%;
  background:radial-gradient(ellipse at 50% 42%,#202b24 0,#161f1a 58%,#101713 100%);
  border:1px solid #26332b;box-shadow:inset 0 0 34px #0009,0 0 0 6px #10171333}
.tray-surface:after{content:"";position:absolute;inset:14px;border-radius:50%;border:1px dashed #2c3a30}
.tray-shadow{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);width:230px;height:15px;border-radius:50%;
  background:radial-gradient(ellipse,#0009 0,transparent 72%);filter:blur(3px)}
.coin-stage{position:relative;z-index:2;display:flex;align-items:center;gap:14px;cursor:pointer;outline:none;perspective:700px}
.coin-stage:focus-visible{box-shadow:0 0 0 1px var(--gold-dim);border-radius:6px}
.coin{width:80px;height:80px;position:relative;transform-style:preserve-3d;--rest:0deg;transform:rotateY(var(--rest))}
.coin.is-back{--rest:180deg}
.coin:nth-child(2){margin-top:-9px}
.coin-inner{position:absolute;inset:0;border-radius:50%;border:1px solid #6d5735;
  background:radial-gradient(circle at 30% 22%,#f2e2b7 0,#d6bd8c 22%,#b69964 48%,#94794d 72%,#6d5434 100%);
  box-shadow:0 2px 0 #574328,0 4px 0 #45351f,0 6px 9px #0009,inset 0 0 0 3px #e3cd9b55,
    inset 0 0 0 5px #6f593655,inset 0 2px 3px #fff8,inset 0 -3px 7px #382a1888}
.coin-inner:before{content:"";position:absolute;inset:0;border-radius:50%;
  background:repeating-conic-gradient(from 0deg,#00000008 0 6deg,#ffffff05 6deg 12deg);opacity:.5}
.coin-rim{position:absolute;inset:6px;border-radius:50%;border:1px solid #6f5936aa;
  box-shadow:inset 0 0 0 1px #f0dcae55,0 0 0 1px #f0dcae22;z-index:1}
.coin-rim:after{content:"";position:absolute;inset:7px;border-radius:50%;border:1px solid #6f593655}
.coin-hole{position:absolute;left:50%;top:50%;width:19px;height:19px;transform:translate(-50%,-50%);
  background:#101713;border:1px solid #5c482b;border-radius:2px;z-index:2;box-shadow:inset 0 2px 4px #000c,0 1px 0 #f0dcae66}
.coin-char{position:absolute;z-index:3;font:600 12px/1 var(--serif);color:#463618;text-shadow:0 1px 0 #f3e0b277,0 -1px 0 #3b2c1966}
.coin-char.c-top{left:50%;top:9px;transform:translateX(-50%)}
.coin-char.c-bottom{left:50%;bottom:9px;transform:translateX(-50%)}
.coin-char.c-right{right:10px;top:50%;transform:translateY(-50%)}
.coin-char.c-left{left:10px;top:50%;transform:translateY(-50%)}
.coin-back-mark{display:none;position:absolute;inset:11px;border-radius:50%;border:1px solid #6f593688;z-index:3}
.coin-back-mark:before{content:"";position:absolute;left:50%;top:17%;width:26px;height:26px;transform:translateX(-50%) rotate(38deg);
  border:3px solid transparent;border-bottom-color:#4a3820bb;border-radius:50%}
.coin-back-mark:after{content:"";position:absolute;left:50%;bottom:16%;width:6px;height:6px;transform:translateX(-50%);border-radius:50%;background:#4a382099}
.coin.is-back .coin-char{display:none}
.coin.is-back .coin-back-mark{display:block}
.coin.is-back .coin-inner{filter:brightness(.9) saturate(.82)}
.coin-sheen{position:absolute;inset:0;border-radius:50%;z-index:4;pointer-events:none;opacity:0;
  background:linear-gradient(115deg,transparent 32%,#fff8 48%,transparent 64%)}
.coin.landed .coin-sheen{animation:sheen .75s ease-out}
@keyframes sheen{0%{opacity:0;transform:translateX(-30%)}40%{opacity:.85}100%{opacity:0;transform:translateX(30%)}}
.coin-stage.rolling .coin{animation:coinFlipFace .92s cubic-bezier(.33,.06,.32,1) both}
.coin-stage.rolling .coin.is-back{animation-name:coinFlipBack}
.coin-stage.rolling .coin:nth-child(2){animation-delay:.09s}
.coin-stage.rolling .coin:nth-child(3){animation-delay:.18s}
@keyframes coinFlipFace{0%{transform:translateY(0) rotateY(0) rotateX(0) scale(1)}16%{transform:translateY(-14px) rotateY(140deg) rotateX(22deg) scale(1.05)}
  46%{transform:translateY(-48px) rotateY(380deg) rotateX(-16deg) scale(1.07)}72%{transform:translateY(-18px) rotateY(580deg) rotateX(12deg) scale(1.02)}
  87%{transform:translateY(3px) rotateY(714deg) rotateX(0) scale(.99)}94%{transform:translateY(-5px) rotateY(720deg) scale(1)}100%{transform:translateY(0) rotateY(720deg) scale(1)}}
@keyframes coinFlipBack{0%{transform:translateY(0) rotateY(0) rotateX(0) scale(1)}16%{transform:translateY(-14px) rotateY(140deg) rotateX(22deg) scale(1.05)}
  46%{transform:translateY(-48px) rotateY(380deg) rotateX(-16deg) scale(1.07)}72%{transform:translateY(-18px) rotateY(580deg) rotateX(12deg) scale(1.02)}
  87%{transform:translateY(3px) rotateY(894deg) rotateX(0) scale(.99)}94%{transform:translateY(-5px) rotateY(900deg) scale(1)}100%{transform:translateY(0) rotateY(900deg) scale(1)}}
.reading{min-height:50px;margin:0 0 4px;display:flex;align-items:center;justify-content:center}
.reading-empty{font-size:11px;letter-spacing:.14em;color:var(--dim)}
.reading-row{width:100%;display:flex;align-items:center;justify-content:center;gap:13px;flex-wrap:wrap;
  border:1px solid var(--line);background:#101713aa;padding:8px 12px;animation:readingIn .45s ease both}
@keyframes readingIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.reading-pos{font:500 13px var(--serif);color:var(--gold2);letter-spacing:.1em;white-space:nowrap}
.reading-coins{display:flex;gap:5px}
.reading-coins i{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;font:10px var(--serif);font-style:normal;
  border:1px solid var(--line2);color:var(--muted);background:#1a231d}
.reading-coins i.back{color:var(--gold2);border-color:var(--gold-dim);background:#262217}
.reading-sum{font-size:11px;color:var(--muted);white-space:nowrap}
.reading-sum b{font:600 15px var(--serif);color:var(--gold2);margin-left:3px}
.reading-result{font:500 13px var(--serif);color:var(--ink2);white-space:nowrap}
.reading-result.mv{color:var(--cinnabar)}
.reading.rolling .reading-empty{color:var(--gold2);animation:pulse 1s ease-in-out infinite}
@keyframes pulse{50%{opacity:.45}}
.cast-progress{display:flex;justify-content:space-between;align-items:center;margin:12px 0 9px;padding-top:12px;border-top:1px solid var(--line);font-size:11px;letter-spacing:.08em}
.cast-progress b{color:var(--gold2);font-size:15px;font-family:var(--serif)}
.cast-progress .muted{font-size:10px}
.throw-meter{display:grid;grid-template-columns:repeat(6,1fr);gap:5px;margin-bottom:14px}
.toss-cell{height:56px;border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:#10171399}
.toss-cell .tc-pos{font:10px var(--serif);color:var(--dim)}
.toss-cell b{font:600 15px/1 var(--serif);color:var(--gold2)}
.toss-cell small{font-size:9px;color:var(--muted)}
.toss-cell.pending{border-style:dashed;background:transparent}
.toss-cell.pending b{color:var(--dim);font-weight:400;font-size:12px}
.toss-cell.moving{border-color:#c0664a66;background:#1e1a16}
.toss-cell.moving b,.toss-cell.moving small{color:var(--cinnabar)}
.toss-cell.fresh{animation:cellIn .55s ease both}
@keyframes cellIn{from{opacity:0;transform:translateY(7px);box-shadow:0 0 0 2px #c9a96b55}to{opacity:1;transform:none;box-shadow:none}}
.cast-btn{position:relative;overflow:hidden;letter-spacing:.22em}
.cast-btn:after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 35%,#ffffff5c 50%,transparent 65%);
  transform:translateX(-120%);transition:transform .6s}
.cast-btn:hover:not(:disabled):after{transform:translateX(120%)}
.cast-btn span{position:relative;z-index:1}
.cast-btn:disabled{background:#39413a;border-color:#39413a;color:#8d968c}
.mini{display:flex;justify-content:center;gap:20px;margin-top:11px}
.mini button{font-size:10px;color:var(--muted);letter-spacing:.08em;border-bottom:1px solid transparent;padding-bottom:2px}
.mini button:hover:not(:disabled){color:var(--gold2);border-color:var(--gold-dim)}
.kbd-hint{text-align:center;margin-top:9px;font-size:9px;letter-spacing:.12em;color:#5d6a61}
.kbd-hint kbd{font:inherit;border:1px solid var(--line2);padding:1px 5px;color:var(--muted)}
.panel-head{display:flex;justify-content:space-between;align-items:flex-start;padding-bottom:12px;margin-bottom:10px;border-bottom:1px solid var(--line)}
.panel-head h3{font:500 18px var(--serif);letter-spacing:.14em;margin:8px 0 0;color:#ece7d9}
.counter{font-size:11px;color:var(--muted);letter-spacing:.12em;padding-top:4px}
.hex-lines{border-top:1px solid var(--line)}
.yao-row{height:44px;display:grid;grid-template-columns:62px 1fr 92px;align-items:center;border-bottom:1px solid #202a25;font-size:11px;color:var(--dim);transition:background .25s}
.yao-row:hover{background:#ffffff04}
.yao-row .pos{font-family:var(--serif);font-size:12px;padding-left:6px}
.yao-row .state{text-align:right;padding-right:4px;font-size:10px}
.yao-row.filled .pos{color:var(--ink2)}
.yao-row.filled .state{color:var(--muted)}
.yao-row.mv .state{color:var(--cinnabar)}
.yao-row.just-cast{animation:yaoIn .7s ease both}
@keyframes yaoIn{0%{opacity:0;transform:translateX(-10px);background:#c9a96b18}65%{background:#c9a96b0c}100%{opacity:1;transform:none;background:transparent}}
.yao-divider{height:22px;display:flex;align-items:center;gap:10px;color:var(--gold-dim);font-size:9px;letter-spacing:.2em;border-bottom:1px solid #202a25;padding:0 6px}
.yao-divider:before,.yao-divider:after{content:"";flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--line2),transparent)}
.yao{display:flex;justify-content:center;align-items:center;gap:9px;height:8px}
.yao i{display:block;width:62px;height:7px;background:#9aa89b;border-radius:1px;box-shadow:0 1px 0 #0006}
.yao i.yin{width:auto;height:7px;background:none;box-shadow:none;display:flex;gap:8px}
.yao .yin b{display:block;width:27px;height:7px;background:#9aa89b;border-radius:1px;box-shadow:0 1px 0 #0006}
.yao.wait i{width:34px;height:1px;background:var(--line2);box-shadow:none}
.yao.moving i,.yao.moving .yin b{background:var(--cinnabar)}
.yao .mv-sym{color:var(--cinnabar);font:14px var(--serif);width:14px;text-align:center;margin-left:2px}
.chart-foot{margin-top:14px;font-size:11px;color:var(--dim);letter-spacing:.05em;text-align:center;line-height:1.9}
.chart-foot b{color:var(--gold2);font-weight:500}

/* ========== 叁 · 重叠卡牌 ========== */
.card-stage{position:relative;width:100%;height:min(52vh,430px);flex:none;display:grid;place-items:center;
  touch-action:pan-y;user-select:none;cursor:grab}
.card-stage:active{cursor:grabbing}
.card-stack{position:relative;width:100%;height:100%}
.hcard{position:absolute;left:50%;top:50%;width:min(430px,80vw);height:min(390px,48vh);
  padding:26px 30px;display:flex;flex-direction:column;
  background:linear-gradient(155deg,#1d2721,#111916);border:1px solid var(--gold-dim);
  box-shadow:0 22px 56px #000a,inset 0 0 0 5px #0f1613,inset 0 0 0 6px #c9a96b1a;
  transform:translate(-50%,-50%);
  transition:opacity .28s ease,filter .28s ease;will-change:transform,opacity}
/* JS 逐帧驱动期间必须关掉补间，否则 CSS 过渡会叠在 rAF 上产生拖影 */
.card-stack.dragging .hcard,.card-stack.animating .hcard{transition:none}
.hcard:before{content:"";position:absolute;inset:9px;border:1px solid #c9a96b1f;pointer-events:none}
.hcard .c-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.hcard .c-no{font-size:10px;letter-spacing:.2em;color:var(--gold-dim)}
.hcard .c-stamp{display:grid;place-items:center;width:26px;height:26px;border:1px solid var(--cinnabar);
  color:var(--cinnabar);font:14px var(--serif);transform:rotate(-7deg);opacity:.75}
.hcard h3{font:500 clamp(23px,3vw,30px) var(--serif);letter-spacing:.14em;margin:0 0 6px;color:#f1ebdc}
.hcard .c-sub{font-size:10px;letter-spacing:.14em;color:var(--muted);margin-bottom:18px}
.hcard .c-rule{height:1px;background:linear-gradient(90deg,var(--gold-dim),transparent);margin-bottom:18px}
.hcard .c-body{flex:1;min-height:0;overflow:hidden}
.hcard p.c-ci{font:400 clamp(15px,1.6vw,18px)/2 var(--serif);color:#e7e1d1;letter-spacing:.05em;margin:0}
.hcard p.c-idea{font:500 clamp(16px,1.8vw,20px)/1.9 var(--serif);color:var(--gold2);letter-spacing:.04em;margin:0}
.hcard p.c-small{font-size:12px;line-height:2;color:var(--ink2);margin:0}
.hcard .c-foot{font-size:10px;color:var(--dim);letter-spacing:.08em;border-top:1px solid var(--line);padding-top:12px;margin-top:12px}
.hcard .c-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:16px}
.hcard .c-tags span{font-size:10px;letter-spacing:.1em;color:var(--muted);border:1px solid var(--line2);padding:4px 9px}
.hcard .c-glyph{display:flex;flex-direction:column-reverse;gap:4px;margin:6px 0 14px}
.hcard .c-glyph i{width:52px;height:5px;background:var(--gold2)}
.hcard .c-glyph i.yin{background:none;display:flex;justify-content:space-between}
.hcard .c-glyph i.yin:before,.hcard .c-glyph i.yin:after{content:"";width:20px;height:5px;background:var(--gold2)}
.hcard .c-glyph i.mv{background:var(--cinnabar)}
.hcard .c-glyph i.yin.mv{background:none}
.hcard .c-glyph i.yin.mv:before,.hcard .c-glyph i.yin.mv:after{background:var(--cinnabar)}
.hcard .c-pair{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px}
.hcard .c-pair span{font-size:11px;color:var(--ink2);border-left:2px solid var(--cinnabar);padding-left:10px;font-family:var(--serif)}
.card-controls{display:flex;align-items:center;gap:20px;flex:none}
.round{width:34px;height:34px;border:1px solid var(--line2);color:var(--muted);font-size:15px;transition:.2s}
.round:hover{color:var(--gold2);border-color:var(--gold-dim)}
.card-dots{display:flex;gap:7px;align-items:center}
.card-dots i{width:6px;height:6px;border-radius:50%;background:var(--line2);cursor:pointer;transition:.2s}
.card-dots i.on{background:var(--gold);box-shadow:0 0 0 3px #c9a96b22}

/* ========== 肆 · 所占 ========== */
.inquiry-context{display:flex;align-items:center;gap:16px;padding:11px 20px;border:1px solid var(--line);
  background:#141c18;margin-bottom:2px;flex:none}
.inquiry-context .ctx-glyph{display:flex;flex-direction:column-reverse;gap:3px}
.inquiry-context .ctx-glyph i{width:30px;height:3px;background:var(--gold2)}
.inquiry-context .ctx-glyph i.yin{background:none;display:flex;justify-content:space-between}
.inquiry-context .ctx-glyph i.yin:before,.inquiry-context .ctx-glyph i.yin:after{content:"";width:13px;height:3px;background:var(--gold2)}
.inquiry-context b{font:500 17px var(--serif);letter-spacing:.12em;color:#ede7d9}
.inquiry-context small{font-size:10px;color:var(--muted);letter-spacing:.08em}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;width:100%;max-width:620px;flex:none}
.topic{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;height:76px;
  border:1px solid var(--line);background:var(--panel);transition:.22s}
.topic .t-glyph{font:500 22px/1 var(--serif);color:var(--ink2)}
.topic .t-name{font-size:11px;letter-spacing:.14em;color:var(--muted)}
.topic:hover{border-color:var(--gold-dim);background:var(--panel2)}
.topic.on{border-color:var(--gold);background:linear-gradient(160deg,#2a2a1d,#1a2019);box-shadow:inset 0 0 0 1px #c9a96b33}
.topic.on .t-glyph,.topic.on .t-name{color:var(--gold2)}
.note-wrap{position:relative;width:100%;max-width:760px;flex:none;display:flex;align-items:center}
.note-mark{position:absolute;left:0;top:9px;bottom:9px;width:2px;background:var(--cinnabar);opacity:.75}
#noteInput{width:100%;height:46px;background:#0e1512;border:1px solid var(--line2);padding:0 84px 0 20px;
  font-size:13px;letter-spacing:.05em}
#noteInput::placeholder{color:var(--dim)}
#noteInput:focus{border-color:var(--gold-dim);box-shadow:0 0 0 2px #c9a96b12}
.note-count{position:absolute;right:14px;font-size:10px;color:var(--dim);letter-spacing:.08em}

/* ========== 伍 · 析卦 ========== */
.result-grid{display:grid;grid-template-columns:340px 1fr;gap:16px;width:100%;max-width:1000px;flex:none;height:min(52vh,440px);min-height:0}
/* 内容超长时面板内部可滚动，绝不用 overflow:hidden 把文字裁成半截 */
.result-left,.result-right{border:1px solid var(--line);background:linear-gradient(160deg,#1a231e,#121a16);padding:18px 24px;
  min-height:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:#c9a96b55 transparent}
.result-left::-webkit-scrollbar,.result-right::-webkit-scrollbar{width:5px}
.result-left::-webkit-scrollbar-thumb,.result-right::-webkit-scrollbar-thumb{background:#c9a96b55;border-radius:3px}
.result-left{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center}
.result-seal{position:absolute;right:14px;top:14px;width:32px;height:32px;display:grid;place-items:center;
  transform:rotate(-7deg);border:2px solid var(--cinnabar);color:var(--cinnabar);font:600 15px var(--serif);opacity:.8}
.r-glyph{display:flex;flex-direction:column-reverse;gap:5px;margin:8px 0 14px}
.r-glyph i{width:58px;height:6px;background:var(--gold2)}
.r-glyph i.yin{background:none;display:flex;justify-content:space-between}
.r-glyph i.yin:before,.r-glyph i.yin:after{content:"";width:23px;height:6px;background:var(--gold2)}
.r-glyph i.mv{background:var(--cinnabar)}
.r-glyph i.yin.mv{background:none}
.r-glyph i.yin.mv:before,.r-glyph i.yin.mv:after{background:var(--cinnabar)}
.result-left h3{font:500 27px var(--serif);letter-spacing:.16em;margin:0 0 6px;color:#f1ebdc}
.result-left .r-sub{font-size:10px;letter-spacing:.16em;color:var(--gold-dim);margin-bottom:16px}
.result-left .r-topic{width:100%;border-top:1px solid var(--line);padding-top:14px;margin-top:auto}
.result-left .r-topic span{display:block;font-size:10px;color:var(--muted);letter-spacing:.12em;margin-bottom:7px}
.result-left .r-topic b{font:500 16px var(--serif);color:var(--gold2);letter-spacing:.12em}
.result-left .r-topic p{font-size:11px;line-height:1.8;color:var(--ink2);margin:8px 0 0}
.result-right{display:flex;flex-direction:column;gap:9px}
.r-block h4{font-size:10px;letter-spacing:.22em;color:var(--gold-dim);margin:0 0 5px;font-weight:500}
.r-block p{font:13px/1.8 var(--serif);color:var(--ink2);letter-spacing:.03em;margin:0}
.r-block p em{font-style:normal;color:var(--gold2)}
.r-block.wish{border-top:1px solid var(--line);padding-top:10px;margin-top:auto}
.r-block.wish p{color:var(--gold2);font-size:14px;line-height:1.8}
/* 说明文字强制独占一行，永远不与三个按钮挤在同一行 */
.result-actions{display:flex;align-items:center;justify-content:center;gap:9px;flex:none;flex-wrap:wrap;row-gap:6px}
.result-actions .note{flex:0 0 100%;text-align:center;font-size:10px;color:var(--dim);margin:2px 0 0;letter-spacing:.04em}

/* 弹层 / toast */
.modal{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:22px}
.modal-mask{position:absolute;inset:0;background:#050806cc;backdrop-filter:blur(4px)}
.modal-card{position:relative;width:min(620px,100%);max-height:80vh;overflow:auto;
  background:linear-gradient(150deg,#1b241f,#111916);border:1px solid var(--gold-dim);padding:30px 34px;animation:rise .28s ease both}
@keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.modal-close{position:absolute;right:14px;top:12px;font-size:22px;color:var(--muted);line-height:1;padding:4px}
.modal-close:hover{color:var(--gold2)}
.modal-card h2{font:500 25px var(--serif);letter-spacing:.14em;margin:8px 0 6px;color:#f1ebdc}
.modal-card .sub{font-size:11px;color:var(--dim);letter-spacing:.12em;margin-bottom:22px}
.modal-card .block{margin-bottom:18px}
.modal-card .ci{font:400 16px/2 var(--serif);color:#e7e1d1}
.modal-note{font-size:11px;color:var(--muted);line-height:1.9;background:#0f1613;border-left:2px solid var(--gold-dim);padding:11px 15px}
.rec{display:grid;grid-template-columns:112px 1fr auto;gap:12px;align-items:center;border:1px solid var(--line);padding:12px 14px;margin-bottom:8px}
.rec .time{font-size:10px;color:var(--dim);line-height:1.7}
.rec .q{font:500 14px var(--serif);color:#e9e3d5;margin-bottom:3px}
.rec .g{font-size:10px;color:var(--muted)}
.rec .ops{display:flex;gap:6px}
.rec .ops button{font-size:10px;color:var(--muted);border:1px solid var(--line2);padding:5px 9px}
.rec .ops button:hover{color:var(--gold2);border-color:var(--gold-dim)}
.records-empty{text-align:center;padding:40px 0;color:var(--dim);font-size:12px;line-height:2}
.toast{position:fixed;left:50%;bottom:52px;transform:translate(-50%,18px);background:#202b25;border:1px solid var(--gold-dim);
  border-left:2px solid var(--cinnabar);color:var(--gold2);font:13px var(--serif);letter-spacing:.08em;padding:10px 22px;
  opacity:0;pointer-events:none;transition:.28s;z-index:80;box-shadow:0 10px 30px #0008}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* 响应式（窄屏 / 矮屏：舞台内部兜底滚动，外框仍固定） */
@media(max-width:900px){
  .steps .step .s-txt{display:none}
  .steps .step{padding:6px 7px}
  .steps .step:not(:last-child):after{width:10px;margin-left:6px}
  .date{display:none}
  .cover-vertical{display:none}
  .cast-grid{grid-template-columns:1fr;max-width:520px;gap:10px}
  .panel{padding:14px 18px}
  .coin-tray{height:118px;margin:6px 0 0}
  .tray-surface{width:260px;height:98px}
  .coin{width:58px;height:58px}
  .coin-stage{gap:9px}
  .coin-char{font-size:9px}
  .coin-char.c-top{top:6px}.coin-char.c-bottom{bottom:6px}
  .coin-char.c-right{right:6px}.coin-char.c-left{left:6px}
  .coin-rim{inset:4px}.coin-rim:after{inset:5px}.coin-hole{width:14px;height:14px}
  .reading{min-height:40px}
  .throw-meter{margin-bottom:10px}
  .toss-cell{height:46px}
  .yao-row{height:36px;grid-template-columns:48px 1fr 74px}
  .yao i{width:48px}.yao .yin b{width:21px}
  .chart-foot{margin-top:8px;font-size:10px}
  .topic-grid{grid-template-columns:repeat(3,1fr)}
  .topic{height:62px}
  .result-grid{grid-template-columns:1fr;height:auto;max-height:none}
  .result-left{flex-direction:row;flex-wrap:wrap;justify-content:center;gap:10px;padding:14px}
  .result-left .r-glyph{margin:0}
  .result-left .r-topic{margin-top:0;width:100%;padding-top:9px}
  .result-right{gap:9px;overflow:visible}
  .r-block p{font-size:12px;line-height:1.75}
}
@media(max-width:600px){
  .topbar{padding:0 14px;gap:8px}
  .brand-txt{display:none}
  .steps{gap:0}
  .steps .step{padding:5px 4px}
  .steps .step:not(:last-child):after{width:6px;margin-left:4px}
  .ghost-btn{padding:5px 7px;font-size:10px}
  .badge{margin-left:3px}
  .cover-desc{font-size:13px;letter-spacing:.06em}
  .topic-grid{gap:7px}
  .topic{height:64px}
}
@media(max-height:760px){
  .stage{gap:9px;padding-top:8px;padding-bottom:8px}
  .stage-head h2{font-size:23px;margin:5px 0 3px}
  .cover-title{font-size:clamp(66px,11vh,96px);margin:12px 0 8px}
  .cover-desc{font-size:13px;line-height:1.9;margin-bottom:20px}
  .cover-meta{margin-top:18px}
  .coin-tray{height:118px}
  .tray-surface{width:290px;height:100px}
  .coin{width:64px;height:64px}
  .coin-char{font-size:10px}
  .coin-rim{inset:5px}.coin-hole{width:16px;height:16px}
  .toss-cell{height:48px}
  .yao-row{height:38px}
  .card-stage{height:min(48vh,360px)}
  .hcard{height:min(44vh,340px);padding:20px 24px}
  .topic{height:62px}
}
/* 矮屏压缩只在宽屏生效：窄屏两栏是纵向堆叠，再给固定高度会把卦象区裁掉一半 */
@media(min-width:901px) and (max-height:760px){.result-grid{height:min(60vh,430px)}}
@media(max-width:900px),(max-height:620px){
  .stage{overflow-y:auto;justify-content:flex-start;padding-top:18px;padding-bottom:18px}
  .stage-wrap{overflow:hidden}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}