:root{--midnight:#1c1c3a;--volt:#c8f04b;--sand:#f5f0e8;--forest:#2d6a5e;--ember:#e8613a;--haze:#a89ccc;--text:#1c1c3a;--muted:#5b5b73;--border:#e2dccf;--danger:#b3261e;--danger-bg:#fdecea;--success-bg:#e7f3ef;--warning-bg:#fdf0e9;--radius:10px;--font:"DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif}*{box-sizing:border-box}body{font-family:var(--font);background:var(--sand);color:var(--text);margin:0;font-size:15px;line-height:1.5}h1,h2,h3{margin:0 0 .5rem;font-weight:700}h2{font-size:20px}h3{font-size:16px;font-weight:600}.topbar{background:var(--midnight);color:#fff}.topbar-inner{flex-wrap:wrap;align-items:center;gap:24px;max-width:1200px;margin:0 auto;padding:12px 16px;display:flex}.brand{font-size:18px;font-weight:700}.brand-sub{color:var(--volt);margin-left:6px;font-weight:600}.nav{gap:4px;display:flex}.nav a{color:#fff;border-radius:8px;padding:6px 12px;font-weight:600;text-decoration:none}.nav a.active{background:var(--volt);color:var(--midnight)}.topbar-user{align-items:center;gap:12px;margin-left:auto;display:flex}.topbar .muted{color:var(--haze)}.container{max-width:1200px;margin:0 auto;padding:24px 16px}.grid{grid-template-columns:360px 1fr;align-items:start;gap:24px;display:grid}@media (width<=900px){.grid{grid-template-columns:1fr}}.card{border-radius:var(--radius);background:#fff;padding:20px;box-shadow:0 1px 2px #1c1c3a14}.narrow{width:100%;max-width:420px}.center-page{justify-content:center;align-items:center;min-height:100vh;padding:16px;display:flex}.field{flex-direction:column;gap:4px;margin-bottom:14px;display:flex}label{font-size:14px;font-weight:600}.checkbox{align-items:flex-start;gap:8px;font-weight:400;display:flex}input[type=text],input[type=email],input[type=password],input[type=url],input[type=search],select{font:inherit;color:var(--text);border:1px solid var(--border);background:#fff;border-radius:8px;width:100%;padding:10px 12px}input:focus,select:focus{outline:2px solid var(--volt);outline-offset:1px;border-color:var(--midnight)}.field-error{color:var(--danger);font-size:13px}.btn{font:inherit;cursor:pointer;border:0;border-radius:8px;padding:10px 16px;font-weight:600}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--volt);color:var(--midnight)}.btn-dark{background:var(--midnight);color:#fff}.btn-ghost{color:inherit;background:0 0;border:1px solid}.btn-small{padding:5px 10px;font-size:13px}.btn-block{width:100%}.btn-link{cursor:pointer;font:inherit;color:var(--forest);background:0 0;border:0;padding:0;text-decoration:underline}.alert{border-radius:8px;margin-bottom:14px;padding:12px 14px;font-size:14px}.alert-success{background:var(--success-bg);color:var(--forest)}.alert-warning{background:var(--warning-bg);color:#8a3a1d}.alert-error{background:var(--danger-bg);color:var(--danger)}.alert .btn{margin-top:8px}.toolbar{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px;display:flex}.toolbar input,.toolbar select{flex:1;width:auto;min-width:180px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:10px 8px}th{color:var(--muted);white-space:nowrap;font-weight:600}.mono{letter-spacing:1px;white-space:nowrap;font-family:Courier New,Courier,monospace;font-weight:700}.row-actions{flex-wrap:wrap;gap:6px;display:flex}.badge{border-radius:999px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.badge-sent{background:var(--success-bg);color:var(--forest)}.badge-failed{background:var(--danger-bg);color:var(--danger)}.badge-pending{color:#4b4470;background:#ecebf5}.badge-closed{color:#666;background:#eee}.muted{color:var(--muted)}.small{font-size:13px}dialog.modal{border-radius:var(--radius);width:min(480px,100vw - 32px);color:var(--text);border:0;padding:0;box-shadow:0 10px 40px #1c1c3a40}dialog.modal::backdrop{background:#1c1c3a8c}.modal-body{padding:20px}.modal-actions{justify-content:flex-end;gap:8px;display:flex}.stack{flex-direction:column;gap:24px;max-width:960px;display:flex}.stats{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin:12px 0 16px;display:grid}.stat{background:var(--sand);border-radius:8px;padding:12px}.stat-value{font-size:22px;font-weight:700}.stat-label{color:var(--muted);font-size:12px}.progress{background:#ecebf5;border-radius:999px;height:10px;margin:8px 0 6px;overflow:hidden}.progress-bar{background:var(--forest);height:100%;transition:width .3s}details summary{cursor:pointer;font-weight:600}details ul{margin:8px 0 0;padding-left:18px}.container{max-width:1280px}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:20px;display:flex}.page-title{letter-spacing:-.01em;margin:0;font-size:28px;font-weight:700}.page-subtitle{color:var(--muted);margin:4px 0 0;font-size:14px}.page-actions{flex-wrap:wrap;gap:8px;display:flex}.page-actions a.btn{align-items:center;text-decoration:none;display:inline-flex}.filters-bar{flex-wrap:wrap;gap:10px;margin-bottom:16px;display:flex}.filters-bar select{flex:0 320px;width:auto}.filters-bar input[type=search]{flex:240px;width:auto}.stat-cards{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px;display:grid}@media (width<=720px){.stat-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}.stat-card{text-align:left;border:1px solid var(--border);font:inherit;color:inherit;cursor:pointer;background:#fff;border-radius:12px;flex-direction:column;gap:4px;padding:14px 16px;display:flex}.stat-card:hover{border-color:var(--midnight)}.stat-card.active{border-color:var(--midnight);box-shadow:inset 0 0 0 1px var(--midnight)}.stat-card-label{color:var(--muted);font-size:13px}.stat-card-value{font-size:28px;font-weight:700;line-height:1.1}.stat-card.tone-success .stat-card-value{color:var(--forest)}.stat-card.tone-warning .stat-card-value{color:#b4531f}.stat-card.tone-danger .stat-card-value{color:var(--danger)}.chips{flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:16px;display:flex}.chip{font:inherit;cursor:pointer;border:1px solid var(--border);color:var(--text);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600}.chip:hover{border-color:var(--midnight)}.chip.active{background:var(--midnight);border-color:var(--midnight);color:#fff}.chip-count{color:var(--muted);margin-left:6px;font-weight:400}.chip.active .chip-count{color:var(--volt)}.chip-divider{background:var(--border);width:1px;height:22px;margin:0 4px}.chips-spacer{flex:1}.list-card{border:1px solid var(--border);background:#fff;border-radius:12px;overflow:hidden}.member-list-head,.member-row{grid-template-columns:minmax(0,2.4fr) minmax(0,1.2fr) minmax(0,.8fr) minmax(0,1fr);align-items:center;gap:12px;padding:12px 16px;display:grid}.member-list-head.with-cohort,.member-row.with-cohort{grid-template-columns:minmax(0,2.2fr) minmax(0,1.1fr) minmax(0,1.2fr) minmax(0,.7fr) minmax(0,1fr)}.member-list-head{color:var(--muted);border-bottom:1px solid var(--border);background:#fbf9f5;font-size:12px;font-weight:600}.member-row{border:0;border-bottom:1px solid var(--border);width:100%;font:inherit;color:inherit;text-align:left;cursor:pointer;background:#fff}.member-row:last-child{border-bottom:0}.member-row:hover{background:#fbf9f5}.member-row.selected{background:#f4f9e3}.member-row:focus-visible{outline:2px solid var(--midnight);outline-offset:-2px}.member-person{align-items:center;gap:12px;min-width:0;display:flex}.member-names{flex-direction:column;min-width:0;display:flex}.member-name{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;overflow:hidden}.member-email,.member-meta{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.member-id{font-size:13px}.tag{color:var(--muted);vertical-align:1px;background:#f1eee7;border-radius:4px;margin-left:6px;padding:1px 6px;font-size:11px;font-weight:600}@media (width<=720px){.member-list-head{display:none}.member-row,.member-row.with-cohort{grid-template-columns:minmax(0,1fr) auto;row-gap:8px}.member-person{grid-column:1/-1}.member-cohort{display:none}}.avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:13px;font-weight:700;display:inline-flex}.avatar-lg{width:52px;height:52px;font-size:17px}.avatar-0{color:#4b3f82;background:#e9e5f5}.avatar-1{color:#2d6a5e;background:#dcebe7}.avatar-2{color:#9a3b1d;background:#fbe3da}.avatar-3{color:#3f4f0b;background:#eef8cc}.pill{white-space:nowrap;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-block}.pill-success{background:var(--success-bg);color:var(--forest)}.pill-warning{background:var(--warning-bg);color:#8a3a1d}.pill-danger{background:var(--danger-bg);color:var(--danger)}.pill-neutral{color:#4b4470;background:#ecebf5}.list-footer{border-top:1px solid var(--border);color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;font-size:13px;display:flex}.empty-state{text-align:center;color:var(--muted);padding:48px 16px}.empty-state h3{color:var(--text);margin-bottom:4px}dialog.drawer{width:min(var(--drawer-width,460px), 100vw);max-width:100vw;height:100%;max-height:none;color:var(--text);background:#fff;border:0;margin:0 0 0 auto;padding:0}dialog.drawer::backdrop{background:#1c1c3a73}dialog.drawer[open]{animation:.2s ease-out drawer-in}@keyframes drawer-in{0%{opacity:0;transform:translate(24px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){dialog.drawer[open]{animation:none}}.drawer-inner{flex-direction:column;height:100%;display:flex}.drawer-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.drawer-header h2{margin:0;font-size:18px}.drawer-body{flex:1;padding:20px;overflow-y:auto}.icon-btn{cursor:pointer;color:var(--muted);background:0 0;border:0;border-radius:6px;padding:4px 10px;font-size:24px;line-height:1}.icon-btn:hover{color:var(--text);background:#f1eee7}.detail-header{align-items:center;gap:14px;margin-bottom:16px;display:flex}.detail-name{margin:0;font-size:18px;font-weight:700}.id-box{background:var(--midnight);color:var(--volt);border-radius:10px;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;padding:14px 16px;display:flex}.id-box .mono{letter-spacing:2px;font-size:22px}.facts{grid-template-columns:auto 1fr;gap:6px 16px;margin:0 0 16px;font-size:14px;display:grid}.facts dt{color:var(--muted)}.facts dd{word-break:break-word;margin:0}.status-box{border:1px solid var(--border);border-radius:10px;margin-bottom:16px;padding:12px 14px}.section-title{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:24px 0 12px;font-size:12px;font-weight:700}.timeline{margin:0;padding:0;list-style:none}.timeline li{padding:0 0 16px 22px;font-size:13px;position:relative}.timeline li:before{content:"";background:var(--haze);border-radius:50%;width:10px;height:10px;position:absolute;top:5px;left:3px}.timeline li:after{content:"";background:var(--border);width:2px;position:absolute;top:17px;bottom:0;left:7px}.timeline li:last-child:after{display:none}.timeline li.tone-success:before{background:var(--forest)}.timeline li.tone-warning:before{background:var(--ember)}.timeline li.tone-danger:before{background:var(--danger)}.timeline time{color:var(--muted);margin-top:2px;font-size:12px;display:block}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.card-title{margin:0 0 4px;font-size:16px;font-weight:700}.card-intro{color:var(--muted);margin:0 0 16px;font-size:14px}.two-col{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;display:grid}@media (width<=720px){.two-col{grid-template-columns:1fr}}.stat-card.static{cursor:default}.stat-card.static:hover{border-color:var(--border)}.stepper{flex-wrap:wrap;gap:8px;margin:0 0 20px;padding:0;list-style:none;display:flex}.step{border:1px solid var(--border);color:var(--muted);background:#fff;border-radius:10px;flex:160px;align-items:center;gap:10px;padding:10px 12px;font-size:13px;display:flex}.step-num{width:24px;height:24px;color:var(--muted);background:#f1eee7;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:inline-flex}.step-current{border-color:var(--midnight);color:var(--text);font-weight:600}.step-current .step-num{background:var(--midnight);color:var(--volt)}.step-done .step-num{background:var(--forest);color:#fff}.dropzone{text-align:center;cursor:pointer;background:#fbf9f5;border:2px dashed #d6cfc1;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:32px 16px;transition:border-color .15s,background .15s;display:flex}.dropzone:hover,.dropzone.is-over{border-color:var(--midnight);background:#f4f9e3}.dropzone:focus-within{outline:2px solid var(--midnight);outline-offset:2px}.dropzone strong{font-size:15px}.dropzone span{color:var(--muted);font-size:13px}.file-chip{border:1px solid var(--border);background:#fff;border-radius:10px;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;padding:12px 14px;font-size:14px;display:flex}.meter{background:#efebe3;border-radius:999px;height:8px;overflow:hidden}.meter>span{background:var(--forest);border-radius:999px;height:100%;transition:width .3s;display:block}.meter-warning>span{background:var(--ember)}.meter-danger>span{background:var(--danger)}.meter-progress{height:12px}.meter-progress>span{background:var(--midnight)}.capacity-top{justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:6px;font-size:14px;display:flex}.class-split{justify-content:space-between;margin-top:6px;display:flex}.cohort-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px;display:grid}@media (width<=420px){.cohort-grid{grid-template-columns:1fr}}.cohort-card{border:1px solid var(--border);background:#fff;border-radius:14px;flex-direction:column;gap:16px;padding:18px;display:flex}.cohort-card.is-closed{background:#fbf9f5}.cohort-card-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.cohort-card-head h3{overflow-wrap:anywhere;margin:0;font-size:17px}.link-list{flex-direction:column;gap:8px;margin:0;padding:0;font-size:13px;list-style:none;display:flex}.link-list li{justify-content:space-between;align-items:center;gap:12px;display:flex}.link-status{align-items:center;gap:8px;display:inline-flex}.dot{background:#d6cfc1;border-radius:50%;flex-shrink:0;width:8px;height:8px}.dot-on{background:var(--forest)}.attention{flex-direction:column;gap:6px;display:flex}.attention-item{font:inherit;text-align:left;border:0;border-radius:8px;padding:8px 10px;font-size:13px;font-weight:600}button.attention-item{cursor:pointer}button.attention-item:hover{filter:brightness(.97)}.attention-item.warning{background:var(--warning-bg);color:#8a3a1d}.attention-item.danger{background:var(--danger-bg);color:var(--danger)}.attention-item.neutral{color:#4b4470;background:#ecebf5}.cohort-card-actions{border-top:1px solid var(--border);flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:14px;display:flex}