:root{
--admin-navy:#071f33;
--admin-navy2:#0b304b;
--admin-green:#75b843;
--admin-green-light:#a8d66d;
--admin-bg:#f4f7f5;
--admin-card:#fff;
--admin-text:#14232c;
--admin-muted:#6a7881;
--admin-border:#e5ece8;
--admin-shadow:0 16px 45px rgba(3,30,48,.08)
}
.admin-body{background:var(--admin-bg);font-family:Arial,Helvetica,sans-serif}
.admin-shell{min-height:100vh;display:flex}
.sidebar{width:255px;background:linear-gradient(180deg,var(--admin-navy),#041522);color:#fff;position:fixed;inset:0 auto 0 0;padding:25px 18px;display:flex;flex-direction:column;z-index:1000}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:0 8px 27px;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar-brand img{width:55px;height:55px;object-fit:contain}
.sidebar-brand strong{display:block;font-size:1.12rem;letter-spacing:2px}.sidebar-brand span{font-size:.78rem;color:var(--admin-green-light);letter-spacing:4px}
.side-nav{display:grid;gap:7px;margin-top:25px}
.side-nav a{display:flex;align-items:center;gap:11px;color:rgba(255,255,255,.75);padding:12px 14px;border-radius:12px;font-weight:700;font-size:.92rem;position:relative}
.side-nav a:hover,.side-nav a.active{background:rgba(117,184,67,.14);color:#fff}
.side-nav a.active:before{content:"";position:absolute;left:0;width:3px;height:24px;border-radius:5px;background:var(--admin-green)}
.side-nav a small{font-size:.62rem;color:rgba(255,255,255,.35);margin-left:auto}
.side-nav a.disabled{opacity:.55;pointer-events:none}
.sidebar-footer{margin-top:auto;padding:18px 10px 5px;border-top:1px solid rgba(255,255,255,.08)}
.sidebar-footer span{display:block;font-size:.72rem;color:rgba(255,255,255,.45)}.sidebar-footer strong{display:block;margin:3px 0 10px}.sidebar-footer a{color:var(--admin-green-light);font-size:.82rem}
.admin-main{width:calc(100% - 255px);margin-left:255px;padding:34px}
.admin-topbar,.profile-header{display:flex;align-items:center;gap:22px;margin-bottom:30px}
.admin-topbar>div,.profile-header>div{flex:1}
.top-eyebrow{font-size:.72rem;font-weight:800;color:var(--admin-green);letter-spacing:1.7px;display:block;margin-bottom:5px}
.admin-topbar h1,.profile-header h1{margin:0;color:var(--admin-navy);font-size:clamp(2rem,4vw,3rem)}
.admin-topbar p,.profile-header p{color:var(--admin-muted);margin:7px 0 0}
.admin-primary-action,.whatsapp-action{display:inline-flex;align-items:center;justify-content:center;background:var(--admin-green);color:#fff;border:0;padding:12px 19px;border-radius:999px;font-weight:800;white-space:nowrap}
.whatsapp-action{background:#25D366}
.sidebar-toggle{display:none;border:0;background:#fff;width:44px;height:44px;border-radius:12px;box-shadow:var(--admin-shadow);font-size:1.3rem}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px;margin-bottom:22px}
.metric-card{background:#fff;border:1px solid var(--admin-border);border-radius:19px;padding:21px;box-shadow:var(--admin-shadow);display:flex;align-items:center;gap:15px}
.metric-icon{width:50px;height:50px;border-radius:15px;display:grid;place-items:center;background:#eef7e7;font-size:1.35rem}
.metric-card span{display:block;color:var(--admin-muted);font-size:.78rem}.metric-card strong{display:block;color:var(--admin-navy);font-size:2rem;line-height:1.1;margin-top:4px}
.admin-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(300px,.8fr);gap:22px}
.panel{background:#fff;border:1px solid var(--admin-border);border-radius:22px;box-shadow:var(--admin-shadow);overflow:hidden}
.panel-wide{min-width:0}
.panel-header{padding:22px 24px 16px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.panel-header h2{font-family:Arial,Helvetica,sans-serif;font-size:1.25rem;color:var(--admin-navy);margin:0}.panel-header>a{color:var(--admin-green);font-weight:800;font-size:.85rem}
.responsive-table{overflow-x:auto}
.admin-table{width:100%;border-collapse:collapse}
.admin-table th{background:#f8faf8;color:#607078;text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.6px;padding:12px 16px}
.admin-table td{padding:15px 16px;border-top:1px solid var(--admin-border);font-size:.87rem;vertical-align:middle;color:#263943}
.admin-table td small{display:block;color:var(--admin-muted);font-size:.73rem;margin-top:3px}
.table-action{color:var(--admin-green);font-weight:800;white-space:nowrap}.empty-cell{text-align:center!important;color:var(--admin-muted)!important;padding:35px!important}
.status{display:inline-block;padding:6px 9px;border-radius:999px;font-weight:800;font-size:.69rem}
.status-pending{background:#fff4d8;color:#8a6000}.status-confirmed{background:#e7f6ff;color:#176a94}.status-active{background:#edf7e7;color:#4d8527}.status-completed{background:#e8f2ff;color:#345e9b}.status-cancelled{background:#fff0ee;color:#a53a30}
.cohort-list{padding:0 23px 24px;display:grid;gap:19px}.cohort-row{padding:15px 0;border-top:1px solid var(--admin-border)}.cohort-head{display:flex;justify-content:space-between;gap:15px}.cohort-head strong{color:var(--admin-navy)}.cohort-head span{display:block;color:var(--admin-muted);font-size:.74rem;margin-top:3px}.cohort-count{text-align:right}.progress-bar{height:7px;border-radius:999px;background:#edf1ef;overflow:hidden;margin-top:12px}.progress-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--admin-green),var(--admin-green-light));border-radius:999px}.empty-box{padding:20px;background:#f7f9f8;border-radius:13px;color:var(--admin-muted)}
.filter-bar{padding:22px;display:grid;grid-template-columns:1fr 190px auto auto;gap:10px;border-bottom:1px solid var(--admin-border)}
.filter-bar input,.filter-bar select{margin:0}.clear-filter{align-self:center;color:var(--admin-muted);font-weight:700;font-size:.82rem}.list-heading{padding-top:18px}
.profile-header{margin-bottom:22px}.back-link{display:block;color:var(--admin-muted);font-weight:700;font-size:.8rem;margin-bottom:13px}.profile-actions{flex:0!important}
.profile-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;padding:0 24px 23px}.detail-grid>div{padding:14px 0;border-top:1px solid var(--admin-border)}.detail-grid>div:nth-child(odd){padding-right:16px}.detail-grid span{display:block;color:var(--admin-muted);font-size:.72rem}.detail-grid strong{display:block;color:var(--admin-text);font-size:.92rem;margin-top:3px}.detail-full{grid-column:1/-1}
.academic-box,.support-note{margin:0 24px 24px;padding:17px;background:#f7f9f7;border-radius:14px}.academic-box span,.support-note>strong{display:block;color:var(--admin-green);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.8px}.academic-box strong{display:block;color:var(--admin-navy);margin:3px 0}.academic-box p,.support-note p{margin:4px 0 0;color:var(--admin-muted);font-size:.86rem}
.status-form{padding:0 24px 24px;display:grid;gap:9px}.status-form label{font-size:.75rem;color:var(--admin-muted);font-weight:800}.status-form select{margin-bottom:4px}
.classes-panel{margin-bottom:35px}.coming-label{font-size:.7rem;color:var(--admin-muted);background:#f2f5f3;padding:7px 10px;border-radius:999px}
.admin-success,.admin-error{padding:13px 16px;border-radius:13px;margin-bottom:18px;font-weight:700}.admin-success{background:#edf7e7;color:#3f7623}.admin-error{background:#fff0ee;color:#a53a30}
.login-body{background:radial-gradient(circle at 65% 30%,rgba(117,184,67,.18),transparent 28%),linear-gradient(145deg,#041522,#0a304a);min-height:100vh;display:grid;place-items:center}
.login-shell{width:min(440px,90%)}.login-brand{text-align:center;color:#fff;margin-bottom:22px}.login-brand img{width:95px;height:95px;object-fit:contain;margin:0 auto 8px}.login-brand span{display:block;font-size:1.25rem;font-weight:800;letter-spacing:2px}.login-brand b{color:var(--admin-green-light)}.login-brand small{color:rgba(255,255,255,.55)}
.login-card{background:#fff;padding:34px;border-radius:24px;box-shadow:0 30px 85px rgba(0,0,0,.3)}.login-card h1{color:var(--admin-navy);font-size:2.1rem;margin:0 0 8px}.login-card>p{color:var(--admin-muted);font-size:.9rem;margin:0 0 24px}.login-form{padding:0;display:grid;gap:8px}.login-form label{font-size:.78rem;font-weight:800;color:var(--admin-navy);margin-top:8px}.login-button{margin-top:15px;width:100%}.login-footer{text-align:center;color:rgba(255,255,255,.48);font-size:.75rem;margin-top:20px}
@media(max-width:1100px){.metric-grid{grid-template-columns:repeat(2,1fr)}.admin-grid{grid-template-columns:1fr}.profile-grid{grid-template-columns:1fr}}
@media(max-width:800px){.sidebar{transform:translateX(-105%);transition:.3s}.sidebar.open{transform:translateX(0);box-shadow:20px 0 70px rgba(0,0,0,.3)}.admin-main{width:100%;margin-left:0;padding:22px}.sidebar-toggle{display:grid;place-items:center}.admin-topbar,.profile-header{align-items:flex-start;flex-wrap:wrap}.admin-topbar>div,.profile-header>div{min-width:calc(100% - 70px)}.admin-primary-action{font-size:.8rem}.filter-bar{grid-template-columns:1fr}.filter-bar .admin-primary-action{width:100%}.detail-grid{grid-template-columns:1fr}.detail-grid>div:nth-child(odd){padding-right:0}.metric-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.metric-grid{grid-template-columns:1fr}.admin-main{padding:16px}.admin-topbar h1,.profile-header h1{font-size:2rem}.panel-header{padding:19px}.profile-actions{width:100%}.profile-actions a{width:100%}.login-card{padding:27px 21px}}