:root{color-scheme:light;--bg:#f6f7f9;--panel:#ffffff;--panel-soft:#f0f3f6;--text:#17202a;--muted:#667085;--border:#d9dee7;--brand:#16666b;--brand-dark:#104f54;--accent:#b24535;--success:#147d55;--warning:#b26b00;--danger:#b42318;--shadow:0 8px 26px rgba(15,23,42,0.08)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}.login-page{display:grid;place-items:center;padding:22px}.login-page,.public-page{min-height:100vh;background:var(--bg)}.public-page{display:grid;justify-items:center;padding:28px}.login-card{width:min(100%,420px)}.login-card,.public-card{padding:24px;border:1px solid var(--border);border-radius:8px;background:var(--panel);box-shadow:var(--shadow)}.public-card{width:min(100%,760px)}.login-brand{color:var(--text)}.login-form{display:grid;grid-gap:14px;gap:14px}.form-error{margin:0;color:var(--danger);font-size:13px;font-weight:700}.stack{display:grid;grid-gap:18px;gap:18px}.subscriber-summary{display:grid;grid-template-columns:120px minmax(0,1fr);grid-gap:8px 12px;gap:8px 12px;padding:14px;border:1px solid var(--border);border-radius:8px;background:#fafbfc}.subscriber-summary span{color:var(--muted);font-size:13px}.subscriber-summary strong{overflow-wrap:anywhere}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.app-shell{display:grid;grid-template-columns:248px minmax(0,1fr);min-height:100vh}.sidebar{background:#17202a;color:#fff;padding:22px 18px}.brand{display:flex;align-items:center;gap:10px;margin-bottom:30px}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:8px;background:#e7f5f4;color:var(--brand);font-weight:700}.brand-title{display:grid;grid-gap:2px;gap:2px}.brand-title strong{font-size:15px}.brand-title span{color:#b9c2ce;font-size:12px}.nav{display:grid;grid-gap:6px;gap:6px}.nav a{display:flex;align-items:center;gap:10px;min-height:42px;padding:0 10px;border-radius:8px;color:#d8dee8}.nav a:focus,.nav a:hover{background:rgba(255,255,255,.09);color:#fff}.nav .nav-logout{display:contents}.nav .nav-logout button{display:flex;align-items:center;gap:10px;min-height:42px;padding:0 10px;border:0;border-radius:8px;background:transparent;color:#d8dee8;font:inherit;text-align:left;width:100%;cursor:pointer}.nav .nav-logout button:focus,.nav .nav-logout button:hover{background:rgba(255,255,255,.09);color:#fff}.main{min-width:0;padding:28px}.page-header{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:22px}.page-header h1{margin:0;font-size:28px;line-height:1.15}.page-header p{margin:8px 0 0;max-width:760px;color:var(--muted);line-height:1.5}.grid{display:grid;grid-template-columns:repeat(12,1fr);grid-gap:16px;gap:16px}.span-4{grid-column:span 4}.span-6{grid-column:span 6}.span-8{grid-column:span 8}.span-12{grid-column:span 12}.card{background:var(--panel);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow)}.info-box{display:flex;gap:12px;align-items:flex-start;margin:0 0 18px;padding:14px 16px;border:1px solid #b9d7d6;border-left:4px solid var(--brand);border-radius:8px;background:#eef8f7;color:#173d40}.info-box strong{display:block;margin-bottom:4px}.info-box p{margin:0;color:#315b5e;line-height:1.45}.card-header{display:flex;justify-content:space-between;gap:12px;padding:18px;border-bottom:1px solid var(--border)}.card-header h2{margin:0;font-size:17px}.card-body{padding:18px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px;margin-bottom:18px}.stat{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px}.stat span{display:block;color:var(--muted);font-size:13px;margin-bottom:8px}.stat strong{font-size:26px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:14px;gap:14px}.filter-card{margin-bottom:18px}.filter-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr)) auto;grid-gap:14px;gap:14px;align-items:flex-end}.filter-actions{display:flex;gap:10px;align-items:flex-end}.field{display:grid;grid-gap:7px;gap:7px}.field.full{grid-column:1/-1}.field label{color:#344054;font-size:13px;font-weight:700}.field input,.field select,.field textarea{width:100%;min-height:42px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text);padding:9px 11px}.field textarea{min-height:84px;resize:vertical}.hint{color:var(--muted);font-size:12px;line-height:1.4}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 14px;border:1px solid transparent;border-radius:8px;background:var(--brand);color:#fff;cursor:pointer;font-weight:700}.button:focus,.button:hover{background:var(--brand-dark)}.button:disabled{cursor:not-allowed;opacity:.55}.button.secondary{background:#fff;color:var(--text);border-color:var(--border)}.button.secondary:focus,.button.secondary:hover{background:var(--panel-soft)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:760px}td,th{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top;font-size:14px}th{color:#475467;background:#fafbfc;font-size:12px;text-transform:uppercase}.badge-list{display:flex;flex-wrap:wrap;gap:6px}.badge{display:inline-flex;align-items:center;min-height:24px;padding:0 8px;border-radius:999px;background:#e7f5f4;color:var(--brand-dark);font-size:12px;font-weight:700}.badge.warning{background:#fff4df;color:var(--warning)}.badge.danger{background:#fee4e2;color:var(--danger)}.badge.success{background:#dcfae6;color:var(--success)}.empty{padding:30px;color:var(--muted);text-align:center}.code-box{overflow-x:auto;padding:14px;border-radius:8px;background:#111827;color:#f9fafb;font-size:13px}.inline-form{display:inline-flex;margin:0}.result-count{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:13px}.result-count strong{color:var(--text);font-size:22px}.campaign-layout{align-items:start}.preview-panel{position:-webkit-sticky;position:sticky;top:18px}.counter{color:var(--muted);font-size:12px;font-weight:700}.counter.warning{color:var(--warning)}.counter.danger{color:var(--danger)}.notification-preview{display:grid;grid-gap:12px;gap:12px;margin-bottom:12px;padding:14px;border:1px solid var(--border);border-radius:8px;background:#f8fafc}.preview-row{display:grid;grid-template-columns:42px minmax(0,1fr);grid-gap:12px;gap:12px;align-items:start}.preview-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:8px;background:#e7f5f4;color:var(--brand-dark);font-size:11px;font-weight:800}.notification-preview p,.notification-preview span,.notification-preview strong{display:block;overflow-wrap:anywhere}.notification-preview p{margin:5px 0;color:var(--muted)}.notification-preview span{color:var(--brand);font-size:12px}.preview-image{min-height:112px;border-radius:8px;background-position:50%;background-size:cover}@media (max-width:860px){.app-shell{grid-template-columns:1fr}.sidebar{position:static}.nav{grid-template-columns:repeat(2,minmax(0,1fr))}.main{padding:18px}.page-header{display:grid}.filter-grid,.form-grid,.stats{grid-template-columns:1fr}.actions,.card-header,.filter-actions{align-items:stretch;flex-direction:column}.button{width:100%}.span-12,.span-4,.span-6,.span-8{grid-column:1/-1}.preview-panel{position:static}}