:root {
  --bg-deep: #0a0a14;
  --bg-card: #12122a;
  --bg-elevated: #1a1a38;
  --border-subtle: rgba(201,169,110,.08);
  --border-normal: rgba(201,169,110,.18);
  --border-glow: rgba(201,169,110,.35);
  --gold: #c9a96e;
  --gold-light: #e0c88e;
  --gold-dim: #a68a4e;
  --accent: #e8c97a;
  --red: #e8553d;
  --green: #5cba6a;
  --text: #d4ccbc;
  --text-dim: #7a7a8e;
  --text-bright: #f0e6d4;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-card: 0 2px 12px rgba(0,0,0,.3), 0 0 1px rgba(201,169,110,.06);
  --shadow-btn: 0 4px 16px rgba(201,169,110,.25);
  --font: 'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth;-webkit-tap-highlight-color:transparent}
body{
  background: radial-gradient(ellipse at 50% 0%, #1a1a3e 0%, var(--bg-deep) 70%);
  color:var(--text);
  font-family:var(--font);
  min-height:100vh;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.container{max-width:640px;margin:0 auto;padding:0 16px 40px}

/* Header */
.header{text-align:center;padding:32px 0 6px;position:relative}
.header .deco{font-size:1em;color:var(--gold-dim);letter-spacing:8px;opacity:.4;margin-bottom:2px}
.header h1{font-size:1.8em;color:var(--gold);letter-spacing:6px;font-weight:700;
  text-shadow:0 0 30px rgba(201,169,110,.18)}
.header .sub{font-size:.78em;color:var(--text-dim);margin-top:4px;letter-spacing:3px}

/* Stats Bar */
.stats-bar{display:flex;justify-content:center;gap:20px;margin:8px 0 2px;flex-wrap:wrap}
.stats-item{text-align:center;font-size:.72em;color:var(--text-dim)}
.stats-item .num{color:var(--gold-light);font-weight:700;font-size:1.25em;letter-spacing:1px}
.stats-item .lbl{opacity:.6;margin-top:1px}

/* Disclaimer */
.disclaimer{text-align:center;font-size:.68em;color:rgba(255,255,255,.12);margin:4px 0 14px;letter-spacing:1px}

/* Search Bar */
.search-bar{margin:0 0 14px}
.search-bar input:focus{box-shadow:0 0 12px rgba(201,169,110,.1)}

/* Quick Bar */
.quick-bar span:hover{transform:translateY(-1px)}

/* Category Sections */
.cat-section{margin-bottom:4px}
.cat-header{display:flex;align-items:center;gap:8px;padding:10px 0 6px;
  border-bottom:1px solid var(--border-subtle);margin-bottom:6px;cursor:pointer;user-select:none}
.cat-header .cat-icon{font-size:1.05em;opacity:.85}
.cat-header .cat-name{font-size:.82em;color:var(--gold-dim);letter-spacing:2px;font-weight:600}
.cat-header .cat-count{font-size:.65em;color:var(--text-dim);opacity:.4;background:rgba(255,255,255,.04);padding:1px 8px;border-radius:10px}
.cat-header .cat-arrow{font-size:.7em;color:var(--text-dim);opacity:.4;margin-left:auto;transition:transform .2s}
.cat-header:hover .cat-name{color:var(--gold)}
.cat-tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:6px}

/* Tool Cards */
.tool-card{padding:12px 10px;border-radius:var(--radius);
  background:var(--bg-card);border:1px solid var(--border-subtle);
  cursor:pointer;text-align:center;transition:all .25s;
  position:relative;user-select:none}
.tool-card:hover{border-color:var(--border-normal);background:rgba(201,169,110,.04);
  transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.2)}
.tool-card.active{border-color:var(--border-glow);
  background:linear-gradient(135deg,rgba(201,169,110,.15),rgba(201,169,110,.04));
  box-shadow:0 0 16px rgba(201,169,110,.1)}
.tool-card:active{transform:scale(.96);transition:transform .1s}
.tool-card .tc-emoji{font-size:1.6em;line-height:1.3;display:block}
.tool-card .tc-name{font-size:.75em;color:var(--text);font-weight:600;letter-spacing:1px;margin-top:2px}
.tool-card .tc-desc{font-size:.62em;color:var(--text-dim);opacity:.55;margin-top:1px;line-height:1.3}
.tool-card .tc-badge{position:absolute;top:6px;right:6px;font-size:.55em;
  background:rgba(201,169,110,.2);color:var(--gold);padding:1px 6px;border-radius:10px;letter-spacing:.5px}
.tool-card.active .tc-name{color:var(--gold-light)}
.tool-card.active .tc-desc{opacity:.8;color:var(--gold-dim)}

/* Divider between nav and content */
.nav-divider{text-align:center;padding:8px 0 12px;color:var(--text-dim);font-size:.65em;opacity:.3;letter-spacing:3px}

/* VIP Bar */
.vip-bar{padding:10px 16px;border-radius:var(--radius);font-size:.82em;
  background:rgba(201,169,110,.05);border:1px solid var(--border-subtle);
  text-align:center;margin:12px 0;color:var(--text-dim);transition:all .3s}
.vip-bar.vip-active{background:linear-gradient(135deg,rgba(201,169,110,.18),rgba(166,124,70,.1));
  color:var(--gold);border-color:var(--border-normal)}
.vip-bar a{color:var(--gold);text-decoration:none;border-bottom:1px dashed var(--border-normal);
  padding-bottom:1px;transition:border-color .2s}
.vip-bar a:hover{border-color:var(--gold)}

/* Tabs — kept for backward compat, hidden */
.tabs{display:none}

.tab-content{display:none;animation:fadeUp .35s ease}
.tab-content.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}

/* Cards */
.card{background:var(--bg-card);border-radius:var(--radius-lg);padding:20px;
  border:1px solid var(--border-subtle);margin-bottom:14px;
  box-shadow:var(--shadow-card);transition:border-color .3s}
.card h3{color:var(--gold-light);font-size:.95em;margin-bottom:14px;padding-bottom:10px;
  border-bottom:1px solid var(--border-subtle);letter-spacing:2px;font-weight:600}
.card:hover{border-color:var(--border-normal)}

/* Form */
.form-row{display:flex;gap:10px;margin-bottom:12px}
.form-group{flex:1;min-width:0}
.form-group label{display:block;font-size:.78em;color:var(--gold-dim);margin-bottom:5px;letter-spacing:1px}
.form-group input,.form-group select{
  width:100%;padding:11px 12px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.04);border:1px solid var(--border-subtle);
  color:var(--text-bright);font-size:.92em;font-family:var(--font);
  outline:none;transition:all .25s;-webkit-appearance:none}
.form-group input:focus,.form-group select:focus{
  border-color:var(--gold);background:rgba(255,255,255,.06);
  box-shadow:0 0 0 3px rgba(201,169,110,.06)}
.form-group textarea{
  width:100%;padding:11px 12px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.04);border:1px solid var(--border-subtle);
  color:var(--text-bright);font-size:.92em;font-family:var(--font);
  outline:none;transition:all .25s;resize:vertical}
.form-group textarea:focus{
  border-color:var(--gold);background:rgba(255,255,255,.06);
  box-shadow:0 0 0 3px rgba(201,169,110,.06)}
select option{background:var(--bg-elevated);color:var(--text)}
input[type=number]{-moz-appearance:textfield}
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none}

/* Buttons */
.btn{width:100%;padding:13px;border-radius:var(--radius);border:none;
  font-size:.95em;letter-spacing:2px;cursor:pointer;font-weight:600;
  font-family:var(--font);transition:all .3s;margin-top:8px;
  background:linear-gradient(135deg,#c9a96e,#a67c46);color:#fff;
  box-shadow:0 2px 10px rgba(201,169,110,.15)}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-btn)}
.btn:active{transform:translateY(0)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ai{background:linear-gradient(135deg,#e8c97a,#c9a96e,#a67c46)}
.btn-ai:not(:disabled):hover{box-shadow:0 4px 22px rgba(201,169,110,.35)}
.btn-sm{width:auto;display:inline-block;padding:8px 16px;font-size:.82em;margin:4px;border-radius:24px}
.btn-outline{background:transparent;border:1px solid var(--border-normal);color:var(--gold);
  letter-spacing:1px;box-shadow:none}
.btn-outline:hover{background:rgba(201,169,110,.08);box-shadow:none}
.btn-outline.active{background:rgba(201,169,110,.2);border-color:var(--gold);color:var(--gold-light)}

/* Loading */
.loading{text-align:center;padding:28px;color:var(--text-dim)}
.spinner-wrap{display:inline-block;position:relative}
.spinner{width:36px;height:36px;border:3px solid var(--border-subtle);
  border-top-color:var(--gold);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-text{font-size:.8em;margin-top:10px;color:var(--text-dim);letter-spacing:2px}

/* Sizhu Grid */
.sizhu{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;text-align:center}
.zhu-item{background:linear-gradient(180deg,rgba(201,169,110,.06),rgba(201,169,110,.01));
  border:1px solid var(--border-subtle);border-radius:var(--radius);padding:14px 6px;
  transition:all .3s}
.zhu-item .label{font-size:.72em;color:var(--text-dim);margin-bottom:4px;letter-spacing:1px}
.zhu-item .ganzhi{font-size:1.7em;color:var(--gold);font-weight:700;line-height:1.2}
.zhu-item .shishen{font-size:.75em;color:var(--accent);margin-top:3px;font-weight:500}
.zhu-item .wuxing-tag{font-size:.7em;color:var(--text-dim);margin-top:2px}

/* Info Grid */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.info-item{text-align:center;padding:10px 6px;background:rgba(201,169,110,.03);
  border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}
.info-item .val{font-size:1.3em;color:var(--gold);font-weight:600}
.info-item .lbl{font-size:.7em;color:var(--text-dim);margin-top:2px;letter-spacing:1px}

/* Wuxing Bar */
.wx-bar{display:flex;gap:6px;margin-top:14px;align-items:end;height:52px}
.wx-item{flex:1;text-align:center;font-size:.65em;color:var(--text-dim)}
.wx-item .bar{border-radius:3px 3px 0 0;margin-bottom:4px;min-height:6px;transition:height .5s ease}
.wx-jin{background:linear-gradient(0deg,#b8963c,#f0d080)}.wx-mu{background:linear-gradient(0deg,#3d8040,#6db36d)}
.wx-shui{background:linear-gradient(0deg,#3366cc,#5b8def)}.wx-huo{background:linear-gradient(0deg,#b8302a,#e8553d)}
.wx-tu{background:linear-gradient(0deg,#8a6e30,#c9a041)}

/* Gua */
.gua-row{display:flex;gap:10px;text-align:center;margin-bottom:12px}
.gua-box{flex:1;background:linear-gradient(180deg,rgba(201,169,110,.06),transparent);
  border:1px solid var(--border-subtle);border-radius:var(--radius);padding:16px 8px}
.gua-box .gua-symbol{font-size:2.4em;line-height:1.3}
.gua-box .gua-name{color:var(--gold);font-weight:700;margin-top:4px;font-size:.95em}
.gua-box .gua-label{font-size:.68em;color:var(--text-dim);letter-spacing:1px}

/* Liuyao Table */
.liuyao-table{width:100%;border-collapse:collapse;font-size:.85em}
.liuyao-table td,.liuyao-table th{padding:9px 6px;text-align:center;
  border-bottom:1px solid var(--border-subtle)}
.liuyao-table th{color:var(--gold-dim);font-weight:500;font-size:.78em;letter-spacing:1px}
.liuyao-table .yao-bian{color:var(--red);font-weight:700}
.liuyao-table tr:hover{background:rgba(201,169,110,.03)}

.yao-input-row{display:flex;align-items:center;gap:8px;margin-bottom:6px;
  padding:8px 10px;background:rgba(201,169,110,.03);border-radius:var(--radius-sm)}
.yao-input-row .yao-label{width:50px;font-size:.78em;color:var(--gold-dim);font-weight:600}
.yao-input-row select{flex:1;padding:8px;border-radius:6px;
  background:rgba(255,255,255,.04);border:1px solid var(--border-subtle);
  color:var(--text);font-size:.82em;font-family:var(--font);outline:none}

/* Analysis Box */
.analysis{background:#f5f0e8;color:#111;border-radius:8px;padding:20px;
border:1px solid #ddd;line-height:1.7;font-size:.9em;white-space:pre-wrap;margin-bottom:14px}
.analysis h3{color:#333;font-size:.95em;margin-bottom:12px}

/* Chat */
.chat-wrap{margin-top:10px;background:var(--bg-card);border-radius:var(--radius-lg);
  padding:16px;border:1px solid var(--border-subtle)}
.chat-wrap h3{color:var(--gold-light);font-size:.9em;margin-bottom:10px;padding-bottom:8px;
  border-bottom:1px solid var(--border-subtle);letter-spacing:2px}
.chat-msgs{max-height:400px;overflow-y:auto;margin-bottom:12px;padding-right:4px}
.chat-msg{display:flex;margin-bottom:12px;gap:8px}
.chat-msg.user{flex-direction:row-reverse}
.chat-msg .avatar{width:32px;height:32px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:.85em}
.chat-msg.ai .avatar{background:rgba(201,169,110,.15);color:var(--gold)}
.chat-msg.user .avatar{background:rgba(232,201,122,.2);color:var(--accent)}
.chat-msg .bubble{padding:10px 14px;border-radius:14px;max-width:80%;font-size:.84em;
  line-height:1.7;word-break:break-word}
.chat-msg.ai .bubble{background:var(--bg-elevated);color:var(--text);border:1px solid var(--border-subtle)}
.chat-msg.user .bubble{background:rgba(201,169,110,.12);color:var(--text-bright)}
.chat-input-row{display:flex;gap:8px}
.chat-input-row input{flex:1;padding:10px 14px;border-radius:24px;
  background:rgba(255,255,255,.04);border:1px solid var(--border-subtle);
  color:var(--text-bright);font-size:.85em;font-family:var(--font);outline:none}
.chat-input-row input:focus{border-color:var(--gold)}
.chat-input-row button{padding:10px 18px;border-radius:24px;border:none;
  background:linear-gradient(135deg,#c9a96e,#a67c46);color:#fff;
  font-size:.85em;font-weight:600;cursor:pointer;font-family:var(--font)}
.chat-input-row button:disabled{opacity:.45;cursor:not-allowed}
.chat-typing{color:var(--text-dim);font-size:.78em;padding:8px 14px;animation:pulse 1.2s infinite}

/* Hints */
.hint{color:var(--text-dim);font-size:.78em;margin:8px 0;text-align:center}

/* Modal */
.modal-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;
  background:rgba(0,0,0,.75);z-index:100;justify-content:center;align-items:center;
  backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.modal-overlay.show{display:flex;animation:fadeIn .25s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{background:var(--bg-elevated);border:1px solid var(--border-normal);
  border-radius:var(--radius-lg);padding:24px;max-width:440px;width:90%;
  max-height:85vh;overflow-y:auto;box-shadow:0 12px 48px rgba(0,0,0,.5)}
.modal h3{color:var(--gold);margin-bottom:14px;font-size:1em}
.modal p,.modal li{font-size:.85em;line-height:1.8;margin-bottom:6px;color:var(--text)}
.modal .close{float:right;color:var(--text-dim);font-size:1.5em;cursor:pointer;
  line-height:1;transition:color .2s}
.modal .close:hover{color:var(--gold)}

/* Pricing Cards */
.pricing-cards{margin:12px 0}
.price-card{padding:16px;margin:10px 0;border-radius:var(--radius);
  background:rgba(201,169,110,.04);border:1px solid var(--border-subtle);transition:all .3s}
.price-card.featured{background:rgba(201,169,110,.1);border:2px solid var(--gold)}
.price-card h4{font-size:.95em;color:var(--gold-light);margin-bottom:4px}
.price-card .price{font-size:2em;color:var(--gold);font-weight:700}
.price-card .price span{font-size:.45em;color:var(--text-dim);font-weight:400}

/* Huangli */
.hl-badge{display:inline-block;padding:3px 8px;border-radius:4px;margin:2px;font-size:.78em}

/* Checkbox */
label input[type=checkbox]{width:auto;margin-right:4px;accent-color:var(--gold)}

/* Footer */
.footer{text-align:center;color:rgba(255,255,255,.12);font-size:.72em;padding:30px 0 20px;letter-spacing:2px}

@media(max-width:480px){
  #profile-bar > div:first-child{flex-wrap:wrap}
  #profile-select{min-width:0;flex-basis:100%!important}
  #profile-bar .btn{white-space:nowrap}
  #profile-status{overflow-wrap:anywhere}
  .sizhu{grid-template-columns:repeat(2,1fr)}
  .form-row{flex-wrap:wrap}
  .gua-row{flex-wrap:wrap}
  .header h1{font-size:1.4em;letter-spacing:4px}
  .cat-tools{grid-template-columns:repeat(3,1fr)}
}
.pay-tier.active{border-color:var(--gold)!important;background:rgba(201,169,110,.08)!important;box-shadow:0 0 12px rgba(201,169,110,.1)}
.pay-tier:active{transform:scale(.96)}