:root {
  --bg: #1a1a2e;
  --bg2: #16213e;
  --bg3: #0f3460;
  --gold: #c9a96e;
  --gold-light: #e0c992;
  --red: #d44;
  --text: #e8e0d0;
  --text2: #a09880;
  --white: #f0ebe0;
  --shadow: 0 2px 12px rgba(0,0,0,.4);
  --radius: 10px;
  --font: "Noto Serif SC","SimSun",serif;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden;-webkit-tap-highlight-color:transparent}
.app{max-width:480px;margin:0 auto;padding:0 0 80px;min-height:100vh}
.header{text-align:center;padding:24px 16px 16px;background:linear-gradient(180deg,var(--bg3) 0%,var(--bg) 100%)}
.header h1{font-size:28px;color:var(--gold);letter-spacing:4px;margin-bottom:4px}
.header .sub{font-size:12px;color:var(--text2);letter-spacing:2px}
.nav{display:flex;justify-content:space-around;background:var(--bg2);padding:0;position:fixed;bottom:0;left:0;right:0;z-index:100;max-width:480px;margin:0 auto;box-shadow:0 -2px 8px rgba(0,0,0,.3)}
.nav-btn{flex:1;text-align:center;padding:10px 4px 6px;color:var(--text2);font-size:11px;cursor:pointer;transition:.2s;border:none;background:none;display:flex;flex-direction:column;align-items:center;gap:2px}
.nav-btn .icon{font-size:20px}
.nav-btn.active{color:var(--gold)}
.nav-btn:active{opacity:.7}
.page{display:none;padding:12px 16px;animation:fadeIn .3s}
.page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.card{background:var(--bg2);border-radius:var(--radius);padding:16px;margin-bottom:12px;border:1px solid rgba(201,169,110,.15)}
.card-title{font-size:15px;color:var(--gold);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid rgba(201,169,110,.2);letter-spacing:2px}
.btn{display:inline-block;padding:10px 24px;border:none;border-radius:20px;font-size:15px;cursor:pointer;font-family:var(--font);letter-spacing:2px;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--gold),#b8904a);color:#1a1a2e;font-weight:bold}
.btn-primary:active{opacity:.8;transform:scale(.97)}
.btn-outline{background:transparent;border:1px solid var(--gold);color:var(--gold)}
.btn-block{display:block;width:100%;text-align:center}
.coin-area{display:flex;flex-direction:column;align-items:center;gap:16px;padding:20px 0}
.coin-display{width:120px;height:120px;border-radius:50%;background:radial-gradient(circle at 40% 35%,#f5d78c,#c8943e);box-shadow:0 4px 20px rgba(201,169,110,.3);display:flex;align-items:center;justify-content:center;font-size:40px;cursor:pointer;transition:.3s;position:relative}
.coin-display.shaking{animation:shake .5s ease-in-out}
@keyframes shake{0%,100%{transform:rotate(0)}25%{transform:rotate(-15deg)}50%{transform:rotate(10deg)}75%{transform:rotate(-5deg)}}
.coin-result{font-size:22px;color:var(--gold);text-align:center;min-height:28px}
.lines-progress{display:flex;gap:6px;align-items:center;margin:8px 0}
.line-dot{width:12px;height:12px;border-radius:50%;background:var(--bg3);border:1px solid var(--text2)}
.line-dot.filled{background:var(--gold);border-color:var(--gold)}
.hexagram-display{text-align:center;padding:8px 0}
.yao-line{display:flex;align-items:center;justify-content:center;gap:8px;margin:4px 0;font-size:13px}
.yao-bar{height:6px;border-radius:3px}
.yao-bar.yang{width:100px;background:var(--gold-light)}
.yao-bar.yin{width:40px;background:var(--gold-light);margin:0 30px}
.yao-bar.changing{background:var(--red)!important}
.yao-label{color:var(--text2);width:60px;text-align:right;font-size:12px}
.yao-stem{color:var(--gold);width:40px;text-align:center;font-size:11px}
.yao-beast{color:#8be;width:36px;text-align:left;font-size:11px}
.yao-qin{color:#f9a;width:36px;text-align:left;font-size:11px}
.yao-marker{width:24px;font-size:11px}
.yao-marker.shi{color:#f66}
.yao-marker.ying{color:#6cf}
.gua-compare{display:flex;justify-content:center;gap:32px;align-items:flex-start}
.gua-card{text-align:center}
.gua-card .gua-name{font-size:16px;color:var(--gold);margin-bottom:4px;letter-spacing:2px}
.gua-card .gua-arrow{color:var(--red);font-size:24px;line-height:1}
.gua-symbol{font-size:36px}
.yaoci-item{padding:8px 0;border-bottom:1px solid rgba(255,255,255,.05)}
.yaoci-item .yao-title{color:var(--gold-light);font-size:13px;margin-bottom:4px}
.yaoci-item .yao-text{font-size:13px;color:var(--text);line-height:1.6}
.yaoci-item.changing{background:rgba(221,68,68,.08);border-radius:4px;padding:8px}
.search-box{display:flex;gap:8px;margin-bottom:12px}
.search-input{flex:1;padding:10px 14px;border-radius:20px;border:1px solid rgba(201,169,110,.3);background:var(--bg);color:var(--text);font-size:14px;font-family:var(--font);outline:none}
.search-input:focus{border-color:var(--gold)}
.gua-list-item{padding:12px;border-bottom:1px solid rgba(255,255,255,.05);cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:.2s}
.gua-list-item:active{background:rgba(201,169,110,.1)}
.gua-list-item .num{color:var(--text2);font-size:12px}
.history-item{padding:12px;border-bottom:1px solid rgba(255,255,255,.05);display:flex;justify-content:space-between;align-items:center}
.history-item .time{color:var(--text2);font-size:11px}
.history-item .name{color:var(--gold);font-size:14px}
.detail-header{text-align:center;padding:20px 0}
.detail-header h2{font-size:24px;color:var(--gold);letter-spacing:3px}
.detail-header .pinyin{color:var(--text2);font-size:13px;margin:4px 0}
.section-title{font-size:14px;color:var(--gold-light);margin:16px 0 8px;padding-left:8px;border-left:3px solid var(--gold)}
.text-block{font-size:14px;line-height:1.8;color:var(--text);text-align:justify}
.back-btn{background:none;border:none;color:var(--gold);font-size:16px;cursor:pointer;padding:4px 8px}
.toast{position:fixed;top:20px;left:50%;transform:translateX(-50%);background:var(--bg3);color:var(--gold);padding:10px 20px;border-radius:20px;z-index:200;font-size:13px;animation:toastIn .3s,toastOut .3s 2s forwards;pointer-events:none}
@keyframes toastIn{from{opacity:0;transform:translateX(-50%) translateY(-20px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
@keyframes toastOut{from{opacity:1}to{opacity:0}}
.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.7);z-index:150;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s}
.modal-content{background:var(--bg2);border-radius:var(--radius);padding:20px;max-width:400px;width:90%;max-height:80vh;overflow-y:auto;border:1px solid rgba(201,169,110,.2)}
.yin-yang-symbol{font-size:48px;color:var(--gold);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
.result-container{text-align:center}
.result-hex{display:inline-block;padding:4px 12px;border-radius:4px;font-size:13px;margin:2px}
.result-hex.laoyang{background:rgba(201,169,110,.2);color:var(--gold);border:1px solid var(--gold)}
.result-hex.shaoyang{background:rgba(201,169,110,.1);color:var(--gold-light)}
.result-hex.laoyin{background:rgba(221,68,68,.2);color:var(--red);border:1px solid var(--red)}
.result-hex.shaoyin{background:rgba(221,68,68,.08);color:#e88}
.manual-input{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin:12px 0}
.manual-btn{width:44px;height:44px;border-radius:50%;border:2px solid var(--gold);background:transparent;color:var(--gold);font-size:18px;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center}
.manual-btn.selected{background:var(--gold);color:#1a1a2e}
.shake-count{font-size:18px;color:var(--gold);margin:4px 0}
.shake-hint{text-align:center;color:var(--text2);font-size:13px;margin:8px 0}
.date-picker{display:flex;gap:8px;align-items:center;justify-content:center;margin:8px 0}
.date-picker input{background:var(--bg);border:1px solid rgba(201,169,110,.3);color:var(--text);padding:6px 10px;border-radius:4px;font-family:var(--font)}
.share-btns{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.share-btn{background:var(--bg3);border:1px solid rgba(201,169,110,.2);color:var(--gold);padding:6px 16px;border-radius:16px;font-size:12px;cursor:pointer}
.empty-state{text-align:center;padding:40px 20px;color:var(--text2)}
.empty-state .icon{font-size:48px;margin-bottom:12px}
.yao-detail-table{width:100%;font-size:12px;border-collapse:collapse}
.yao-detail-table td,.yao-detail-table th{padding:6px 4px;text-align:center;border-bottom:1px solid rgba(255,255,255,.05)}
.yao-detail-table th{color:var(--gold);font-weight:normal}
@media (max-width:360px){.gua-compare{gap:16px}.yao-bar.yang{width:80px}.yao-bar.yin{width:32px;margin:0 24px}}