/* 三种可切换界面主题 */
.appearance-btn{border:0;background:transparent;color:var(--green);cursor:pointer;font-size:11px;font-weight:700;padding:3px 0 8px}.appearance-btn:hover{text-decoration:underline}.appearance-modal{max-width:720px}.theme-options{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:20px}.theme-option{border:1px solid var(--line);background:#fff;border-radius:16px;padding:10px;text-align:left;cursor:pointer;color:var(--ink);transition:.2s}.theme-option:hover,.theme-option.selected{border-color:var(--green-2);box-shadow:0 8px 20px rgba(25,123,91,.12);transform:translateY(-2px)}.theme-option strong,.theme-option small{display:block}.theme-option strong{font-size:13px;margin:11px 3px 3px}.theme-option small{font-size:10px;color:var(--muted);margin:0 3px 4px;line-height:1.5}.theme-preview{height:105px;padding:11px;display:flex;gap:6px;align-items:flex-end;border-radius:11px}.theme-preview i{display:block;border-radius:5px 5px 2px 2px;flex:1}.fresh-preview{background:#f1faf5}.fresh-preview i:nth-child(1){height:68%;background:#56b98b}.fresh-preview i:nth-child(2){height:43%;background:#d9efe3}.fresh-preview i:nth-child(3){height:82%;background:#a996df}.pro-preview{background:#18211f}.pro-preview i:nth-child(1){height:82%;background:#79d0ab}.pro-preview i:nth-child(2){height:62%;background:#8b71d1}.pro-preview i:nth-child(3){height:94%;background:#ed9c54}.quick-preview{background:#fff8ee}.quick-preview i:nth-child(1){height:48%;background:#efae63}.quick-preview i:nth-child(2){height:87%;background:#62b997}.quick-preview i:nth-child(3){height:60%;background:#efc8a1}
/* 专业健身型 */
body[data-theme="pro"]{--bg:#111817;--paper:#1b2422;--ink:#ecf5f0;--muted:#91a69d;--line:#30423d;--green:#70cda5;--green-2:#93e2bd;--green-soft:#203a31;--purple:#a18be8;--purple-soft:#30284c;--orange:#f2a15b;--orange-soft:#493324;--shadow:0 18px 50px rgba(0,0,0,.25);--shadow-sm:0 8px 22px rgba(0,0,0,.18);background:radial-gradient(circle at 82% -10%,#204237 0,transparent 30%),var(--bg)}body[data-theme="pro"] .sidebar,body[data-theme="pro"] .stat-card,body[data-theme="pro"] .panel,body[data-theme="pro"] .profile-card,body[data-theme="pro"] .date-picker-wrap,body[data-theme="pro"] .modal,body[data-theme="pro"] .auth-card{background:rgba(27,36,34,.94)}body[data-theme="pro"] .nav-item:hover,body[data-theme="pro"] .nav-item.active{background:var(--green-soft)}body[data-theme="pro"] .nav-item.active span,body[data-theme="pro"] .date-arrow,body[data-theme="pro"] .goal-circle{background:#293c35}body[data-theme="pro"] .stat-card:after{background:#203a31}body[data-theme="pro"] .stat-card.burn:after{background:#30284c}body[data-theme="pro"] .stat-card.balance:after{background:#493324}body[data-theme="pro"] .donut:after{background:var(--paper)}body[data-theme="pro"] .insight,body[data-theme="pro"] .body-stats>div,body[data-theme="pro"] .macro-summary div,body[data-theme="pro"] .macro-target-grid div,body[data-theme="pro"] .record,body[data-theme="pro"] .form-wrap input,body[data-theme="pro"] .form-wrap select{background:#202c29;color:var(--ink)}body[data-theme="pro"] .sidebar-tip,body[data-theme="pro"] .day-progress,body[data-theme="pro"] .balance-status{background:#243b32;color:var(--green)}body[data-theme="pro"] .donut{background:conic-gradient(var(--green) 0deg,#2c3834 0deg)}body[data-theme="pro"] .auth-backdrop,body[data-theme="pro"] .modal-backdrop{background:rgba(0,0,0,.66)}body[data-theme="pro"] .welcome-row h1,body[data-theme="pro"] .brand{color:#eff8f3}
/* 极简快捷型 */
body[data-theme="quick"]{--bg:#fffaf3;--paper:#fff;--ink:#2b2925;--muted:#8b8276;--line:#f0e5d6;--green:#238c69;--green-2:#69c39b;--green-soft:#e8f7ef;--purple:#8063c5;--purple-soft:#f0eaff;--orange:#dd8734;--orange-soft:#fff0df;--shadow:0 14px 35px rgba(126,88,43,.08);--shadow-sm:0 6px 15px rgba(126,88,43,.06)}body[data-theme="quick"] .sidebar{width:220px}body[data-theme="quick"] .main-content{width:calc(100% - 220px);margin-left:220px;padding-left:55px;padding-right:55px}body[data-theme="quick"] .stat-card,body[data-theme="quick"] .panel{border-radius:25px}body[data-theme="quick"] .stats-grid{gap:18px}body[data-theme="quick"] .stat-card{min-height:160px;padding:23px}body[data-theme="quick"] .stat-card>strong{font-size:35px}body[data-theme="quick"] .nav-item{padding:14px 15px}body[data-theme="quick"] .primary-btn,body[data-theme="quick"] .today-btn{padding:13px 17px;border-radius:14px}body[data-theme="quick"] .record{padding:16px;border-radius:17px}body[data-theme="quick"] .record-icon{width:48px;height:48px}body[data-theme="quick"] .section-header h2{font-size:25px}body[data-theme="quick"] .welcome-row h1{font-size:36px}body[data-theme="quick"] .balance-visual{padding:38px 0}
@media(max-width:720px){.theme-options{grid-template-columns:1fr}.theme-preview{height:75px}body[data-theme="quick"] .main-content{width:100%;margin:0;padding:18px 15px 40px}}