/* ================================================
   基金理财助手 — 顶级UI设计系统 v3
   Premium Design System: Glass · Card · Motion
   ================================================ */

*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#f0f2f5;
  --surface:#ffffff;
  --border:#e2e8f0;
  --border-light:#f1f5f9;
  --text:#0f172a;
  --text2:#64748b;
  --text3:#94a3b8;
  --blue:#3b82f6;
  --blue-light:#eff6ff;
  --blue-deep:#1d4ed8;
  --up:#dc2626;
  --down:#16a34a;
  --amber:#f59e0b;
  --violet:#7c3aed;
  --violet-light:#f5f3ff;
  --teal:#0d9488;
  --radius:12px;
  --radius-sm:8px;
  --radius-lg:16px;
  --shadow-sm:0 1px 2px rgba(0,0,0,.04);
  --shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -2px rgba(0,0,0,.05);
  --shadow-lg:0 10px 15px -3px rgba(0,0,0,.08),0 4px 6px -4px rgba(0,0,0,.05);
  --nav-h:60px;
}
html{font-size:15px}
body{
  font-family:-apple-system,BlinkMacSystemFont,'SF Pro Display','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-deep)}
img{max-width:100%}

/* === Typography === */
.text-up{color:var(--up);font-weight:600}
.text-down{color:var(--down);font-weight:600}
.text-muted{color:var(--text2);font-size:.85em}
.text-mono{font-family:'SF Mono','JetBrains Mono','Consolas',monospace}

/* === Navbar — Glass === */
.navbar{
  background:rgba(255,255,255,.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;height:var(--nav-h);
}
.navbar-inner{
  max-width:1200px;margin:0 auto;padding:0 1.5rem;height:100%;
  display:flex;align-items:center;gap:1.5rem;
}
.navbar-brand{display:flex;align-items:center;gap:7px;font-weight:700;font-size:1.1rem;color:var(--text);text-decoration:none;flex-shrink:0}
.brand-icon{font-size:1.4rem;line-height:1}
.navbar-menu{display:flex;gap:2px;align-items:center}
.nav-link{
  padding:7px 14px;border-radius:10px;color:var(--text2);font-size:.88rem;
  font-weight:500;transition:all .15s;position:relative;
}
.nav-link:hover{background:var(--blue-light);color:var(--blue);text-decoration:none}
.nav-link.active{background:var(--blue);color:#fff}
.nav-badge{position:absolute;top:-2px;right:2px;background:#dc2626;color:#fff;font-size:.6rem;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;padding:0 4px}
.navbar-right{margin-left:auto;display:flex;gap:8px;align-items:center;flex-shrink:0}
.nav-user{font-size:.85rem;color:var(--text2);font-weight:500}
.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text);padding:4px}

/* === Layout === */
.main-content{min-height:calc(100vh - var(--nav-h) - 64px);padding:1.5rem 0}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}

/* === Cards === */
.card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);padding:1.25rem 1.5rem}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}
.card-title{font-size:.95rem;font-weight:600;color:var(--text)}

/* === Stats Grid === */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:1.5rem}
.stat-card{
  background:var(--surface);border-radius:var(--radius-lg);padding:1.25rem 1.5rem;
  border:1px solid var(--border);transition:box-shadow .2s;
}
.stat-card:hover{box-shadow:var(--shadow-md)}
.stat-label{font-size:.8rem;color:var(--text2);font-weight:500;margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.stat-value{font-size:1.7rem;font-weight:700;line-height:1.2;margin-bottom:4px}
.stat-sub{font-size:.8rem}

/* === Buttons === */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:5px;
  padding:8px 18px;border-radius:10px;border:1px solid var(--border);
  background:var(--surface);color:var(--text);font-size:.875rem;font-weight:500;
  cursor:pointer;transition:all .15s;text-decoration:none;white-space:nowrap;
}
.btn:hover{background:#f8fafc;box-shadow:var(--shadow-sm);text-decoration:none}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-primary:hover{background:var(--blue-deep)}
.btn-danger{background:#fef2f2;color:#dc2626;border-color:#fecaca}
.btn-danger:hover{background:#fee2e2}
.btn-sm{padding:6px 13px;font-size:.8rem;border-radius:8px}
.btn-xs{padding:3px 9px;font-size:.75rem;border-radius:6px}
.btn-full{width:100%;justify-content:center}

/* === Forms === */
.form-group{margin-bottom:1rem}
.form-label{display:block;font-size:.84rem;font-weight:500;margin-bottom:5px;color:var(--text2)}
.form-input{
  width:100%;padding:9px 13px;border:1px solid var(--border);border-radius:var(--radius-sm);
  font-size:.9rem;color:var(--text);background:var(--surface);outline:none;
  transition:border-color .15s,box-shadow .15s;
}
.form-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,130,246,.12)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.input-search-wrap{display:flex;gap:8px}
.input-search-wrap .form-input{flex:1}

/* === Modal === */
.modal-overlay{
  position:fixed;inset:0;background:rgba(15,23,42,.45);backdrop-filter:blur(4px);
  z-index:200;display:none;align-items:center;justify-content:center;padding:1rem;
}
.modal{
  background:var(--surface);border-radius:var(--radius-lg);width:100%;max-width:560px;
  max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);
}
.modal-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem 1.5rem;border-bottom:1px solid var(--border-light);
}
.modal-title{font-weight:600;font-size:1rem}
.modal-close{background:none;border:none;font-size:1.4rem;cursor:pointer;color:var(--text2);line-height:1}
.modal-body{padding:1.5rem}
.modal-footer{display:flex;justify-content:flex-end;gap:8px;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-light)}

/* === Search Dropdown === */
.search-dropdown{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  box-shadow:var(--shadow);max-height:220px;overflow-y:auto;margin-top:4px;
}
.search-dropdown:empty{display:none}
.search-item{padding:9px 13px;cursor:pointer;font-size:.875rem;display:flex;gap:8px;align-items:center;transition:background .1s}
.search-item:hover{background:var(--blue-light)}

/* === Alerts === */
.alert{padding:11px 16px;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:.875rem;font-weight:500}
.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.alert-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}
.alert-info{background:var(--blue-light);color:#1e40af;border:1px solid #bfdbfe}
.alert-warn{background:#fffbeb;color:#92400e;border:1px solid #fde68a}

/* === Empty State === */
.empty-state{text-align:center;padding:5rem 1.5rem}
.empty-icon{font-size:4rem;line-height:1;margin-bottom:1rem}
.empty-title{font-size:1.2rem;font-weight:600;margin-bottom:.5rem}
.empty-desc{color:var(--text2);margin-bottom:1.5rem}

/* === Badges === */
.badge{display:inline-block;padding:2px 8px;border-radius:8px;font-size:.72rem;font-weight:500;white-space:nowrap}
.badge-red{background:#fef2f2;color:#dc2626}
.badge-orange{background:#fff7ed;color:#ea580c}
.badge-blue{background:var(--blue-light);color:var(--blue)}
.badge-green{background:#f0fdf4;color:var(--down)}
.badge-gray{background:#f8fafc;color:var(--text2)}
.badge-purple{background:var(--violet-light);color:var(--violet)}

/* === Tables === */
.table-card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);overflow:auto}
.holdings-table{width:100%;border-collapse:collapse;font-size:.88rem}
.holdings-table th{padding:11px 14px;text-align:left;font-size:.78rem;font-weight:600;color:var(--text2);background:#f8fafc;border-bottom:1px solid var(--border);white-space:nowrap}
.holdings-table td{padding:11px 14px;border-bottom:1px solid var(--border-light);vertical-align:top}
.holdings-table tr:last-child td{border:none}
.holdings-table tbody tr:hover{background:#f8fafc}
.fund-name{font-weight:600;font-size:.9rem}
.fund-type{margin-top:3px}
.nav-date,.profit-rate,.daily-profit-cell{font-size:.78rem;margin-top:2px}
.fund-name-link{color:var(--text);font-weight:600;font-size:.9rem}
.fund-name-link:hover{color:var(--blue);text-decoration:none}

/* === Section Headers === */
.section-header{display:flex;align-items:center;justify-content:space-between;margin:1.5rem 0 .75rem}
.section-title{font-size:1.05rem;font-weight:600}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem;flex-wrap:wrap;gap:8px}
.page-title{font-size:1.35rem;font-weight:700}

/* === Charts === */
.chart-row{display:grid;grid-template-columns:300px 1fr;gap:14px;margin-bottom:1.5rem}
.chart-card{background:var(--surface);border-radius:var(--radius-lg);padding:1.25rem;border:1px solid var(--border)}
.refresh-tip{font-size:.75rem;color:var(--text2)}

/* === Auth Pages === */
.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1rem}
.auth-card{
  background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);
  padding:2.25rem 2rem;width:100%;max-width:420px;box-shadow:var(--shadow-md);
}
.auth-logo{text-align:center;font-size:3.5rem;line-height:1;margin-bottom:.75rem}
.auth-title{text-align:center;font-size:1.35rem;font-weight:700;margin-bottom:.25rem}
.auth-sub{text-align:center;color:var(--text2);margin-bottom:1.5rem;font-size:.88rem}
.auth-form{margin-bottom:1rem}
.auth-footer{text-align:center;font-size:.85rem;color:var(--text2)}

/* === Footer === */
.footer{border-top:1px solid var(--border);padding:1.25rem;text-align:center;font-size:.8rem;color:var(--text3);background:var(--surface)}

/* === Risk Bar === */
.risk-bar{display:flex;gap:6px;flex-wrap:wrap}
.risk-item{
  padding:6px 16px;border-radius:20px;font-size:.82rem;font-weight:500;
  border:1.5px solid var(--border);color:var(--text2);cursor:pointer;
  transition:all .15s;background:var(--surface);
}
.risk-item:hover{border-color:var(--blue);color:var(--blue)}
.risk-item.active{background:var(--blue);color:#fff;border-color:var(--blue)}

/* === Recommend Cards === */
.recommend-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px;margin-bottom:1.5rem}
.recommend-card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);padding:1.25rem;transition:box-shadow .15s}
.recommend-card:hover{box-shadow:var(--shadow-md)}
.recommend-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:.5rem}
.recommend-desc{font-size:.85rem;color:var(--text2);margin-bottom:.5rem}
.recommend-reason{font-size:.8rem;background:#f8fafc;padding:7px 11px;border-radius:6px}
.reason-label{font-weight:600;color:var(--blue)}
.recommend-nav{font-size:.85rem;margin-top:.5rem;color:var(--text2)}

/* === Rebalance Advice === */
.advice-row{display:flex;align-items:center;gap:14px;padding:11px 0;border-bottom:1px solid var(--border-light);font-size:.875rem}
.advice-row:last-child{border:none}
.advice-fund{min-width:140px;font-weight:600}
.advice-rate{min-width:70px;font-weight:600}
.advice-text{flex:1;color:var(--text2)}
.advice-warn .advice-text{color:#dc2626}
.advice-info .advice-text{color:var(--blue)}
.advice-ok .advice-text{color:var(--down)}

/* === Dingtou Calculator === */
.calc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:1rem}
.calc-result{margin-top:1rem}
.calc-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:1rem}
.calc-item{background:#f8fafc;padding:.85rem;border-radius:var(--radius-sm);text-align:center}
.calc-label{font-size:.75rem;color:var(--text2);margin-bottom:4px}
.calc-val{font-size:1.15rem;font-weight:700}

/* === Watchlist === */
.watchlist-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.watch-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;
  transition:box-shadow .15s;
}
.watch-card:hover{box-shadow:var(--shadow-md);border-color:var(--blue)}
.watch-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:4px}
.watch-code{font-size:.82rem;margin-bottom:8px}
.watch-nav{font-size:.88rem}

/* === Rank === */
.rank-tabs{display:flex;gap:6px;margin-bottom:1.5rem;overflow-x:auto}
.rank-tab{
  padding:7px 18px;border-radius:20px;font-size:.85rem;font-weight:500;
  background:var(--surface);color:var(--text2);border:1px solid var(--border);
  text-decoration:none;white-space:nowrap;transition:all .15s;
}
.rank-tab.active,.rank-tab:hover{background:var(--blue);color:#fff;border-color:var(--blue);text-decoration:none}
.rank-list{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden}
.rank-row{display:flex;align-items:center;padding:12px 16px;border-bottom:1px solid var(--border-light);transition:background .1s}
.rank-row:hover{background:#f8fafc}
.rank-row:last-child{border:none}
.rank-row.top{background:linear-gradient(90deg,#fffbeb,#fff)}
.rank-pos{width:50px;text-align:center;flex-shrink:0}
.rank-num{font-size:1rem;font-weight:700;color:var(--text2)}
.rank-info{flex:1}
.rank-name{font-weight:600;font-size:.9rem}
.rank-gain{font-weight:700;font-size:1rem;flex-shrink:0;min-width:100px;text-align:right}

/* === VIP Cards === */
.vip-hero-card{
  background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 50%,#3b5998 100%);
  border-radius:var(--radius-lg);padding:1.75rem 2rem;display:flex;
  justify-content:space-between;align-items:center;color:#fff;margin-bottom:2rem;
}
.vip-hero-left{display:flex;align-items:center;gap:18px}
.vip-hero-icon{font-size:3.5rem;line-height:1}
.vip-hero-title{font-size:1.4rem;font-weight:700;margin:0 0 5px}
.vip-hero-sub{font-size:.88rem;opacity:.8;margin:0}
.vip-hero-right{display:flex;gap:28px}
.vip-hero-stat{text-align:center;font-size:.78rem;opacity:.85}
.vip-hero-num{display:block;font-size:1.5rem;font-weight:800;color:#fbbf24;line-height:1.2}
.vip-card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:1rem 0 2rem}
.vip-card{
  background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-lg);
  padding:1.5rem 1.25rem;text-align:center;position:relative;
  transition:transform .2s,box-shadow .2s;
}
.vip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.vip-card-featured{border-color:var(--violet);box-shadow:0 0 0 1px var(--violet)}
.vip-card-current{border-color:#fbbf24;background:#fffbeb}
.vip-card-ribbon{position:absolute;top:-9px;right:14px;background:linear-gradient(135deg,var(--violet),#a855f7);color:#fff;font-size:.7rem;padding:3px 12px;border-radius:10px;font-weight:600}
.vip-card-tag{position:absolute;top:10px;left:12px;background:#fbbf24;color:#78350f;font-size:.7rem;padding:3px 10px;border-radius:8px;font-weight:600}
.vip-card-head{margin-bottom:1rem}
.vip-card-name{font-size:1.05rem;font-weight:700;margin:0 0 10px;color:var(--text)}
.vip-card-price{display:flex;align-items:baseline;justify-content:center;gap:2px}
.vip-card-num{font-size:2.4rem;font-weight:800;color:var(--blue);line-height:1}
.vip-card-num.free{font-size:1.3rem;color:var(--down)}
.vip-card-unit{font-size:.8rem;color:var(--text2)}
.vip-card-dur{font-size:.75rem;color:var(--text3)}
.vip-card-list{list-style:none;padding:0;margin:0 0 1.25rem;text-align:left;font-size:.83rem}
.vip-card-list li{padding:7px 0;color:var(--text2);border-bottom:1px solid #f8fafc}
.vip-card-list li::before{content:'';display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--down);margin-right:9px;vertical-align:middle}
.vip-card-list strong{color:var(--text)}
.vip-card-action{margin-top:auto}
.vip-card-default{display:inline-block;padding:7px 18px;font-size:.83rem;color:var(--text3)}
.vip-footer-bar{text-align:center;padding:1.5rem;color:var(--text3);font-size:.83rem}

.site-notice-bar{text-align:center;padding:9px 40px 9px 1rem;font-size:.85rem;font-weight:500;position:relative;line-height:1.5}
.site-notice-bar a{text-decoration:underline;color:inherit;font-weight:600}
.site-notice-close{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:none;font-size:1.3rem;cursor:pointer;opacity:.4;transition:opacity .15s;color:inherit;line-height:1;padding:4px}
.site-notice-close:hover{opacity:.8}

/* === New User Onboarding === */
.onboarding-guide{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem;margin-bottom:1.5rem}
.onboarding-header{text-align:center;margin-bottom:1.5rem}
.onboarding-icon{font-size:3.5rem;line-height:1;margin-bottom:.5rem}
.onboarding-title{font-size:1.2rem;font-weight:700;margin-bottom:.25rem}
.onboarding-sub{color:var(--text2);font-size:.88rem}
.onboarding-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.onboard-step{display:flex;gap:12px}
.onboard-step-num{width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0;margin-top:2px}
.onboard-step-body h4{font-size:.9rem;font-weight:600;margin-bottom:2px}
.onboard-step-body p{font-size:.8rem;color:var(--text2)}
@media(max-width:768px){.onboarding-steps{grid-template-columns:1fr} .onboarding-guide{padding:1.25rem}}

/* === Responsive === */
@media(max-width:900px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .chart-row{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .calc-grid{grid-template-columns:1fr 1fr}
  .calc-stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  :root{--nav-h:52px}
  .container{padding:0 1rem}
  .navbar-menu{display:none;position:fixed;top:var(--nav-h);left:0;right:0;
    background:rgba(255,255,255,.97);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--border);flex-direction:column;padding:.75rem;gap:4px;z-index:99}
  .navbar-menu.open{display:flex}
  .nav-toggle{display:block}
  .navbar-right{display:none}
  .stats-grid{grid-template-columns:1fr 1fr;gap:8px}
  .stat-value{font-size:1.3rem}
  .main-content{padding:1rem 0}
  .hide-sm{display:none}
  .auth-card{padding:1.5rem 1.25rem}
  .calc-grid{grid-template-columns:1fr}
  .calc-stats{grid-template-columns:1fr 1fr}
  .recommend-grid{grid-template-columns:1fr}
  .advice-row{flex-wrap:wrap}
  .modal{margin:0;border-radius:14px 14px 0 0;position:fixed;bottom:0;max-height:85vh}
  .modal-overlay{align-items:flex-end}
  .vip-hero-card{flex-direction:column;text-align:center;gap:1.25rem}
  .vip-hero-right{flex-wrap:wrap;justify-content:center;gap:18px}
  .vip-card-grid{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
}
@media(max-width:420px){
  .stats-grid{grid-template-columns:1fr 1fr}
  .holdings-table th,.holdings-table td{padding:8px 8px;font-size:.78rem}
  .vip-card-grid{grid-template-columns:1fr}
}