/* ===================================================
   黄竹烟追远堂 - 管理后台样式
   =================================================== */
:root{
    --sidebar-w:240px;--header-h:60px;
    --bg-1:#0D0D1A;--bg-2:#13131F;--bg-3:#1A1A2E;--bg-4:#1E1E2F;--bg-card:#1C1C2E;
    --border:rgba(255,255,255,0.07);--border-light:rgba(255,255,255,0.12);
    --accent:#C9A84C;--accent-dim:rgba(201,168,76,0.15);
    --red:#8B1A1A;--red-light:#C0392B;
    --text-1:#E8E8F0;--text-2:rgba(232,232,240,0.65);--text-3:rgba(232,232,240,0.35);
    --blue:#4A9EF5;--green:#2ECC71;--purple:#9B59B6;--orange:#E67E22;
    --radius:10px;--radius-sm:6px;
    --shadow:0 4px 24px rgba(0,0,0,0.3);--shadow-md:0 8px 40px rgba(0,0,0,0.4);
    --transition:0.25s cubic-bezier(0.4,0,0.2,1);
    --font:'Noto Sans SC',sans-serif;--font-serif:'Noto Serif SC',serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--font);background:var(--bg-1);color:var(--text-1);font-size:14px;line-height:1.6;overflow:hidden}
a{text-decoration:none;color:inherit}
button{cursor:pointer;border:none;font-family:var(--font)}
input,textarea,select{font-family:var(--font);font-size:14px;background:rgba(255,255,255,.05);border:1px solid var(--border-light);color:var(--text-1);border-radius:var(--radius-sm);padding:10px 14px;width:100%;transition:var(--transition);outline:none}
input:focus,textarea:focus,select:focus{border-color:var(--accent);background:rgba(201,168,76,.06);box-shadow:0 0 0 3px rgba(201,168,76,.1)}
input::placeholder,textarea::placeholder{color:var(--text-3)}
select option{background:var(--bg-3)}
textarea{resize:vertical;min-height:80px}
label{display:block;margin-bottom:6px;color:var(--text-2);font-size:13px}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.2)}

/* LOGIN */
.login-page{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:1000}
.login-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 25% 40%,rgba(139,26,26,.3) 0%,rgba(13,13,26,1) 60%)}
.login-bg::before{content:'';position:absolute;inset:0;background-image:radial-gradient(circle,rgba(201,168,76,.05) 1px,transparent 1px);background-size:40px 40px}
.login-box{position:relative;z-index:1;background:rgba(28,28,46,.95);border:1px solid rgba(201,168,76,.2);border-radius:16px;padding:40px;width:min(420px,94vw);box-shadow:0 20px 60px rgba(0,0,0,.6);backdrop-filter:blur(20px);animation:loginBoxIn .5s cubic-bezier(.34,1.56,.64,1) both}
@keyframes loginBoxIn{from{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
.login-logo{display:flex;align-items:center;gap:14px;margin-bottom:28px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.login-logo-icon{width:52px;height:52px;background:linear-gradient(135deg,#8B1A1A,#5C0F0F);border:1.5px solid var(--accent);border-radius:10px;font-family:var(--font-serif);color:var(--accent);font-size:1.5rem;display:flex;align-items:center;justify-content:center;box-shadow:0 0 20px rgba(139,26,26,.4);flex-shrink:0}
.login-logo-text{display:flex;flex-direction:column}
.login-logo-text span{font-family:var(--font-serif);font-size:1.15rem;color:var(--text-1);font-weight:600}
.login-logo-text small{color:var(--accent);font-size:.75rem;letter-spacing:.1em}
.login-title{font-family:var(--font-serif);font-size:1.2rem;color:var(--text-1);margin-bottom:24px}
.login-form{display:flex;flex-direction:column;gap:18px}
.login-form .form-group label{display:flex;align-items:center;gap:8px;color:var(--text-2);font-size:13px;margin-bottom:8px}
.input-pwd-wrap{position:relative}
.input-pwd-wrap input{padding-right:44px}
.pwd-toggle{position:absolute;right:0;top:0;bottom:0;width:44px;background:none;color:var(--text-3);display:flex;align-items:center;justify-content:center;transition:color .2s}
.pwd-toggle:hover{color:var(--accent)}
.login-error{color:#FF6B6B;font-size:13px;min-height:18px;text-align:center}
.login-btn{background:linear-gradient(135deg,var(--red),#6B1010);color:#fff;border:1px solid rgba(201,168,76,.3);border-radius:var(--radius-sm);padding:12px;font-size:15px;font-family:var(--font-serif);letter-spacing:.1em;display:flex;align-items:center;justify-content:center;gap:8px;transition:var(--transition);margin-top:6px}
.login-btn:hover{background:linear-gradient(135deg,var(--red-light),var(--red));transform:translateY(-1px);box-shadow:0 6px 20px rgba(139,26,26,.4)}
.login-hint{text-align:center;color:var(--text-3);font-size:12px;margin-top:16px}

/* ADMIN LAYOUT */
.admin-app{display:flex;height:100vh;overflow:hidden}

/* SIDEBAR */
.sidebar{width:var(--sidebar-w);background:var(--bg-3);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;transition:transform var(--transition);z-index:200;overflow:hidden}
.sidebar-logo{padding:20px 20px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;flex-shrink:0}
.sl-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--red),#5C0F0F);border:1px solid var(--accent);border-radius:8px;font-family:var(--font-serif);color:var(--accent);font-size:1.2rem;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sl-text{display:flex;flex-direction:column}
.sl-text span{font-family:var(--font-serif);color:var(--text-1);font-size:.95rem;font-weight:600}
.sl-text small{color:var(--accent);font-size:.7rem;letter-spacing:.1em}
.sidebar-nav{flex:1;overflow-y:auto;padding:12px 0}
.nav-section-title{padding:12px 20px 4px;font-size:11px;font-weight:600;letter-spacing:.12em;color:var(--text-3);text-transform:uppercase}
.sn-link{display:flex;align-items:center;gap:10px;padding:10px 20px;color:var(--text-2);font-size:13.5px;cursor:pointer;transition:var(--transition);position:relative}
.sn-link i{width:18px;text-align:center;font-size:14px;flex-shrink:0}
.sn-link:hover{color:var(--text-1);background:rgba(255,255,255,.04)}
.sn-link.active{color:var(--accent);background:rgba(201,168,76,.08);font-weight:500}
.sn-link.active::before{content:'';position:absolute;left:0;top:25%;bottom:25%;width:3px;background:var(--accent);border-radius:0 2px 2px 0}
.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border);display:flex;align-items:center;gap:10px;flex-shrink:0}
.admin-avatar{width:34px;height:34px;background:linear-gradient(135deg,var(--red),#5C0F0F);border:1px solid var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--accent);font-weight:700;flex-shrink:0}
.admin-name-wrap{flex:1;min-width:0}
.admin-name-wrap span{display:block;font-size:13px;color:var(--text-1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.admin-name-wrap small{color:var(--text-3);font-size:11px}
.logout-btn{color:var(--text-3);font-size:14px;transition:color .2s;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:6px}
.logout-btn:hover{color:#FF6B6B;background:rgba(255,107,107,.1)}

/* MAIN */
.admin-main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.admin-header{height:var(--header-h);background:var(--bg-3);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;flex-shrink:0;gap:16px}
.admin-header-left{display:flex;align-items:center;gap:14px;min-width:0}
.sidebar-toggle{width:36px;height:36px;display:none;align-items:center;justify-content:center;color:var(--text-2);border-radius:var(--radius-sm);font-size:15px;transition:var(--transition);flex-shrink:0}
.sidebar-toggle:hover{color:var(--text-1);background:rgba(255,255,255,.06)}
.breadcrumb{color:var(--text-2);font-size:13.5px;display:flex;align-items:center;gap:8px}
.breadcrumb span{color:var(--text-1);font-weight:500}
.admin-header-right{display:flex;align-items:center;gap:8px}
.header-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;color:var(--text-2);border-radius:var(--radius-sm);font-size:14px;cursor:pointer;transition:var(--transition);background:transparent}
.header-btn:hover{color:var(--accent);background:var(--accent-dim)}
.header-time{color:var(--text-3);font-size:12px;white-space:nowrap}
.admin-content{flex:1;overflow-y:auto;padding:24px;background:var(--bg-2)}
.page-section{animation:pageIn .3s ease both}
@keyframes pageIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.page-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}
.page-title h2{font-family:var(--font-serif);font-size:1.3rem;color:var(--text-1)}
.page-subtitle{color:var(--text-3);font-size:13px}

/* STAT CARDS */
.stat-cards-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;align-items:center;gap:16px;transition:var(--transition);position:relative;overflow:hidden}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px}
.stat-card-blue::before{background:linear-gradient(90deg,var(--blue),transparent)}
.stat-card-red::before{background:linear-gradient(90deg,var(--red-light),transparent)}
.stat-card-gold::before{background:linear-gradient(90deg,var(--accent),transparent)}
.stat-card-green::before{background:linear-gradient(90deg,var(--green),transparent)}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--border-light)}
.sc-icon{width:48px;height:48px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0}
.stat-card-blue .sc-icon{background:rgba(74,158,245,.15);color:var(--blue)}
.stat-card-red .sc-icon{background:rgba(192,57,43,.15);color:var(--red-light)}
.stat-card-gold .sc-icon{background:rgba(201,168,76,.15);color:var(--accent)}
.stat-card-green .sc-icon{background:rgba(46,204,113,.15);color:var(--green)}
.sc-info{flex:1;min-width:0}
.sc-label{font-size:12px;color:var(--text-3);margin-bottom:4px}
.sc-value{font-size:1.6rem;font-weight:700;color:var(--text-1);line-height:1.2;font-family:var(--font-serif)}
.sc-change{font-size:11px;color:var(--text-3);margin-top:2px}

/* CHARTS */
.charts-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.chart-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.chart-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.chart-card-header h3{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-1);font-weight:600}
.chart-card-header h3 i{color:var(--accent)}
.chart-legend{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-3)}
.legend-dot{width:8px;height:8px;border-radius:50%}
.chart-wrap{position:relative;height:220px}
.chart-wrap-pie{height:180px}
.device-legend{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;justify-content:center}
.device-legend-item{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--text-2)}
.device-legend-dot{width:10px;height:10px;border-radius:2px}

/* TABLES */
.table-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:24px;overflow:hidden}
.table-card-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.table-card-header h3{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-1);font-weight:600}
.table-card-header h3 i{color:var(--accent)}
.tc-link{color:var(--accent);font-size:12px;cursor:pointer;background:none;border:none;transition:opacity .2s}
.tc-link:hover{opacity:.7}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;min-width:600px}
thead tr{background:rgba(255,255,255,.03)}
th{padding:12px 16px;text-align:left;font-size:12px;color:var(--text-3);font-weight:500;letter-spacing:.05em;border-bottom:1px solid var(--border);white-space:nowrap}
td{padding:12px 16px;font-size:13px;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,.04);vertical-align:middle}
tbody tr:hover td{background:rgba(255,255,255,.02);color:var(--text-1)}
tbody tr:last-child td{border-bottom:none}
.badge-device{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:4px;font-size:11px}
.badge-mobile{background:rgba(74,158,245,.15);color:var(--blue)}
.badge-desktop{background:rgba(46,204,113,.15);color:var(--green)}
.badge-tablet{background:rgba(155,89,182,.15);color:var(--purple)}
.badge-published{background:rgba(46,204,113,.15);color:var(--green);padding:2px 8px;border-radius:4px;font-size:11px}
.badge-draft{background:rgba(255,255,255,.06);color:var(--text-3);padding:2px 8px;border-radius:4px;font-size:11px}
.news-cover-thumb{width:50px;height:34px;border-radius:4px;object-fit:cover;background:var(--bg-3);border:1px solid var(--border);overflow:hidden;display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:11px}
.news-cover-thumb img{width:100%;height:100%;object-fit:cover}
.tbl-actions{display:flex;gap:6px}
.tbl-btn{width:28px;height:28px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:12px;transition:var(--transition)}
.tbl-btn-edit{background:rgba(201,168,76,.1);color:var(--accent)}
.tbl-btn-edit:hover{background:rgba(201,168,76,.25)}
.tbl-btn-delete{background:rgba(192,57,43,.1);color:var(--red-light)}
.tbl-btn-delete:hover{background:rgba(192,57,43,.25)}
.tbl-btn-toggle{background:rgba(74,158,245,.1);color:var(--blue)}
.tbl-btn-toggle:hover{background:rgba(74,158,245,.25)}
.click-bar-wrap{display:flex;align-items:center;gap:8px}
.click-bar{flex:1;height:6px;background:rgba(255,255,255,.06);border-radius:3px;overflow:hidden;max-width:120px}
.click-bar-fill{height:100%;background:linear-gradient(90deg,var(--red-light),var(--accent));border-radius:3px;transition:width .5s}
.click-pct{font-size:11px;color:var(--text-3);white-space:nowrap}
.table-pagination{display:flex;align-items:center;justify-content:center;gap:6px;padding:16px;border-top:1px solid var(--border)}
.page-btn{min-width:32px;height:32px;border-radius:var(--radius-sm);font-size:13px;display:flex;align-items:center;justify-content:center;color:var(--text-2);background:rgba(255,255,255,.04);border:1px solid var(--border);transition:var(--transition);padding:0 8px}
.page-btn:hover{border-color:var(--accent);color:var(--accent)}
.page-btn.active{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}

/* TOOLBAR */
.table-toolbar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.search-box{display:flex;align-items:center;gap:8px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 14px;flex:1;max-width:300px;transition:var(--transition)}
.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(201,168,76,.1)}
.search-box i{color:var(--text-3);font-size:13px;flex-shrink:0}
.search-box input{background:none;border:none;padding:0;font-size:13px;color:var(--text-1)}
.search-box input:focus{box-shadow:none;background:none;border:none}
.toolbar-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.filter-select{width:auto;padding:8px 32px 8px 12px;min-width:120px}
.filter-row{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}
.filter-chip{padding:6px 16px;border-radius:20px;border:1px solid var(--border-light);color:var(--text-2);font-size:13px;background:transparent;transition:var(--transition)}
.filter-chip:hover{border-color:var(--accent);color:var(--accent)}
.filter-chip.active{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}

/* BUTTONS */
.btn-primary-sm{background:linear-gradient(135deg,var(--red),#5C0F0F);color:rgba(253,246,227,.95);border:1px solid rgba(201,168,76,.3);border-radius:var(--radius-sm);padding:8px 18px;font-size:13px;display:inline-flex;align-items:center;gap:7px;transition:var(--transition)}
.btn-primary-sm:hover{background:linear-gradient(135deg,var(--red-light),var(--red));box-shadow:0 4px 16px rgba(139,26,26,.4)}
.btn-secondary-sm{background:rgba(255,255,255,.06);color:var(--text-2);border:1px solid var(--border-light);border-radius:var(--radius-sm);padding:8px 16px;font-size:13px;display:inline-flex;align-items:center;gap:7px;transition:var(--transition)}
.btn-secondary-sm:hover{background:rgba(255,255,255,.1);color:var(--text-1)}
.btn-danger-sm{background:rgba(192,57,43,.1);color:var(--red-light);border:1px solid rgba(192,57,43,.3);border-radius:var(--radius-sm);padding:8px 16px;font-size:13px;display:inline-flex;align-items:center;gap:7px;transition:var(--transition)}
.btn-danger-sm:hover{background:rgba(192,57,43,.25)}
.btn-action{display:inline-flex;align-items:center;gap:7px;padding:8px 16px;font-size:13px;border-radius:var(--radius-sm);border:1px solid rgba(192,57,43,.3);background:rgba(192,57,43,.08);color:#FF7B7B;transition:var(--transition)}
.btn-action:hover{background:rgba(192,57,43,.2)}
.btn-cancel{background:rgba(255,255,255,.06);color:var(--text-2);border:1px solid var(--border-light);border-radius:var(--radius-sm);padding:9px 18px;font-size:13px;transition:var(--transition)}
.btn-cancel:hover{background:rgba(255,255,255,.1)}

/* ACTIVITY ADMIN */
.activity-admin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.act-admin-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.act-admin-card:hover{border-color:var(--border-light);box-shadow:var(--shadow)}
.act-admin-cover{height:140px;background:var(--bg-3);overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:2rem}
.act-admin-cover img{width:100%;height:100%;object-fit:cover}
.act-admin-cover-count{position:absolute;bottom:6px;right:8px;background:rgba(0,0,0,.6);color:var(--accent);font-size:11px;padding:2px 8px;border-radius:10px;display:flex;align-items:center;gap:4px}
.act-admin-body{padding:14px}
.act-admin-name{font-weight:600;color:var(--text-1);font-size:13.5px;margin-bottom:4px}
.act-admin-date{color:var(--text-3);font-size:12px;margin-bottom:10px;display:flex;align-items:center;gap:5px}
.act-admin-actions{display:flex;gap:8px}

/* MODALS */
.adm-modal-wrap{position:fixed;inset:0;z-index:2000;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.adm-modal-wrap.open{opacity:1;visibility:visible}
.adm-modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(4px)}
.adm-modal-box{position:relative;z-index:1;background:var(--bg-3);border:1px solid var(--border-light);border-radius:var(--radius);box-shadow:var(--shadow-md);transform:scale(.92) translateY(16px);transition:transform .3s cubic-bezier(.34,1.56,.64,1);max-height:90vh;display:flex;flex-direction:column}
.adm-modal-wrap.open .adm-modal-box{transform:scale(1) translateY(0)}
.adm-modal-sm{width:min(400px,95vw)}
.adm-modal-lg{width:min(700px,95vw)}
.adm-modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid var(--border);flex-shrink:0}
.adm-modal-header h3{font-family:var(--font-serif);font-size:1rem;color:var(--text-1)}
.adm-modal-close{width:30px;height:30px;background:rgba(255,255,255,.06);border-radius:6px;color:var(--text-2);display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.adm-modal-close:hover{background:rgba(255,107,107,.15);color:#FF6B6B}
.adm-modal-body{padding:20px 24px;overflow-y:auto;flex:1}
.adm-modal-footer{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:16px 24px;border-top:1px solid var(--border);flex-shrink:0}

/* FORMS */
.form-group{margin-bottom:16px}
.form-group-inline{display:flex;align-items:center;gap:12px}
.form-group-inline label:first-child{margin-bottom:0}
.form-row{display:grid;gap:14px;grid-template-columns:1fr 1fr}
.form-row .flex-2{grid-column:span 2}
.required{color:#FF6B6B}
.img-upload-area{border:1.5px dashed var(--border-light);border-radius:var(--radius-sm);cursor:pointer;transition:border-color .2s;overflow:hidden}
.img-upload-area:hover{border-color:var(--accent)}
.img-upload-preview{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:24px;color:var(--text-3)}
.img-upload-preview i{font-size:2rem}
.img-upload-preview span{font-size:13px}
.img-upload-preview small{font-size:11px}
.img-upload-preview img{max-width:100%;max-height:160px;object-fit:contain;border-radius:4px}
.photo-upload-area{border:1.5px dashed var(--border-light);border-radius:var(--radius-sm);cursor:pointer;margin-bottom:10px}
.photo-upload-area:hover{border-color:var(--accent)}
.photo-upload-btn{display:flex;flex-direction:column;align-items:center;gap:5px;padding:18px;color:var(--text-3);text-align:center}
.photo-upload-btn i{font-size:1.5rem}
.photo-upload-btn span{font-size:13px}
.photo-upload-btn small{font-size:11px}
.photos-preview-grid{display:flex;flex-wrap:wrap;gap:8px}
.photo-preview-item{position:relative;width:70px;height:70px;border-radius:6px;overflow:hidden;border:1px solid var(--border)}
.photo-preview-item img{width:100%;height:100%;object-fit:cover}
.photo-remove{position:absolute;top:2px;right:2px;width:18px;height:18px;background:rgba(192,57,43,.8);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-size:9px;cursor:pointer}
.toggle-switch{position:relative;display:inline-block;width:44px;height:24px;flex-shrink:0}
.toggle-switch input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;inset:0;background:rgba(255,255,255,.1);border-radius:12px;cursor:pointer;transition:.3s}
.toggle-slider::before{content:'';position:absolute;bottom:3px;left:3px;width:18px;height:18px;background:var(--text-3);border-radius:50%;transition:.3s}
.toggle-switch input:checked+.toggle-slider{background:rgba(46,204,113,.25);border:1px solid var(--green)}
.toggle-switch input:checked+.toggle-slider::before{transform:translateX(20px);background:var(--green)}
.toggle-label{font-size:12px;color:var(--text-3)}

/* SETTINGS */
.settings-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.settings-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.settings-card h3{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-1);margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--border)}
.settings-card h3 i{color:var(--accent)}
.settings-desc{color:var(--text-3);font-size:13px;margin-bottom:16px;line-height:1.7}
.settings-actions{display:flex;flex-wrap:wrap;gap:10px}

/* TOAST */
.toast{position:fixed;bottom:24px;right:24px;z-index:9999;background:var(--bg-3);border:1px solid var(--border-light);border-radius:var(--radius-sm);padding:12px 20px;color:var(--text-1);font-size:13.5px;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s;display:flex;align-items:center;gap:10px;max-width:300px}
.toast.show{opacity:1;visibility:visible;transform:translateY(0)}
.toast.toast-success{border-left:3px solid var(--green)}
.toast.toast-error{border-left:3px solid var(--red-light)}
.toast.toast-info{border-left:3px solid var(--blue)}

/* RESPONSIVE */
@media(max-width:1100px){.stat-cards-row{grid-template-columns:repeat(2,1fr)}.charts-row{grid-template-columns:1fr}.activity-admin-grid{grid-template-columns:repeat(2,1fr)}.settings-grid{grid-template-columns:1fr}}
@media(max-width:768px){
    .sidebar{position:fixed;top:0;left:0;bottom:0;transform:translateX(-100%);z-index:300}
    .sidebar.open{transform:translateX(0);box-shadow:10px 0 40px rgba(0,0,0,.4)}
    .sidebar-toggle{display:flex}
    .admin-content{padding:16px}
    .stat-cards-row{grid-template-columns:1fr 1fr}
    .activity-admin-grid{grid-template-columns:1fr 1fr}
    .form-row{grid-template-columns:1fr}
    .form-row .flex-2{grid-column:span 1}
}
@media(max-width:480px){
    .stat-cards-row{grid-template-columns:1fr}
    .activity-admin-grid{grid-template-columns:1fr}
    .table-toolbar{flex-direction:column;align-items:stretch}
    .toolbar-right{margin-left:0}
    .search-box{max-width:100%}
    .adm-modal-box{width:98vw}
}