:root { font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #172033; background: #f4f7fb; }
* { box-sizing: border-box; }
body { margin: 0; }
.shell { max-width: 1040px; margin: 0 auto; padding: 32px 20px 56px; }
.panel { background: #fff; border: 1px solid #dce3ed; border-radius: 8px; padding: 20px; margin-top: 16px; box-shadow: 0 8px 22px #1720330d; }
h1, h2 { margin: 0 0 12px; } h1 { font-size: 26px; } h2 { font-size: 18px; }
label { display: block; font-size: 13px; font-weight: 700; margin: 14px 0 6px; }
input, textarea, select { width: 100%; border: 1px solid #c7d1df; border-radius: 6px; padding: 10px; font: inherit; }
textarea { min-height: 100px; resize: vertical; }
button { border: 0; border-radius: 6px; padding: 10px 14px; font: inherit; font-weight: 700; color: #fff; background: #0b63ce; cursor: pointer; }
.row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.muted { color: #627086; font-size: 13px; } .result { white-space: pre-wrap; margin-top: 14px; }
.landing-title { font-size: 30px; line-height: 1.25; }
.landing-status { font-size: 16px; line-height: 1.55; }
.landing-link { display: inline-block; margin-top: 12px; font-size: 15px; }
.ok { color: #087443; } .error { color: #b42318; }
table { width: 100%; border-collapse: collapse; font-size: 13px; } th, td { padding: 9px 6px; border-bottom: 1px solid #e4e9f0; text-align: left; vertical-align: top; }
.spinner { width: 42px; height: 42px; border: 4px solid #dbe7f5; border-top-color: #0b63ce; border-radius: 50%; animation: spin .8s linear infinite; margin: 0 auto 20px; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 680px) { .row { grid-template-columns: 1fr; } .shell { padding: 22px 14px 40px; } }
.admin-shell { min-height: 100vh; display: grid; grid-template-columns: 230px 1fr; background: #f4f7fb; }
.admin-shell .sidebar { background: #0e1d16; color: #fff; padding: 22px 14px; min-height: 100vh; position: sticky; top: 0; }
.admin-shell .brand { font-size: 20px; font-weight: 800; padding: 0 10px 8px; }
.admin-shell .brand-sub { color: #9fb0a7; padding: 0 10px 20px; }
.admin-shell #nav { display: grid; gap: 4px; }
.admin-shell #nav button { text-align: left; background: transparent; color: #cbd5d1; border-radius: 8px; font-weight: 600; }
.admin-shell #nav button:hover, .admin-shell #nav button.active { background: #1d3a2b; color: #fff; }
.admin-shell .sidebar-foot { position: fixed; bottom: 20px; color: #9fb0a7; font-size: 12px; padding: 0 10px; }
.admin-main { min-width: 0; }
.admin-main .topbar { position: sticky; top: 0; z-index: 2; background: #fff; border-bottom: 1px solid #dce3ed; padding: 16px 28px; display: flex; justify-content: space-between; align-items: center; }
.admin-main .topbar h1 { margin: 0; font-size: 22px; }
.admin-auth { display: flex; gap: 8px; align-items: center; }
.admin-auth input { width: 180px; }
.content { padding: 24px 28px 48px; max-width: 1500px; }
.view { display: none; } .view.active { display: block; }
.metric-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; margin-bottom: 18px; }
.metric-card { background: #fff; border: 1px solid #dce3ed; border-radius: 8px; padding: 16px; }
.metric-card span { color: #627086; font-size: 12px; display: block; } .metric-card b { font-size: 26px; display: block; margin-top: 5px; }
.section { background: #fff; border: 1px solid #dce3ed; border-radius: 8px; margin-top: 16px; overflow: hidden; }
.section-head { padding: 15px 18px; border-bottom: 1px solid #e4e9f0; display: flex; justify-content: space-between; align-items: center; }
.section-head h2 { margin: 0; font-size: 17px; }
.section .table-wrap { overflow: auto; padding: 0 14px 14px; }
.section table { min-width: 760px; }
.section label { padding: 0 18px; }
.section > input, .section > textarea, .section > button { margin-left: 18px; margin-right: 18px; width: calc(100% - 36px); }
.source-grid { display: flex; gap: 12px; flex-wrap: wrap; padding: 16px 18px; }
.source-grid > div { min-width: 150px; border: 1px solid #e4e9f0; border-radius: 8px; padding: 12px; } .source-grid span { display: block; color: #627086; font-size: 12px; margin-top: 4px; }
.pending-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid #e4e9f0; }
.channel-form, .rule-form { display: flex; gap: 10px; padding: 16px 18px; flex-wrap: wrap; align-items: end; } .channel-form input { flex: 1; min-width: 220px; }
.rule-form label { flex: 1; padding: 0; min-width: 240px; } .rule-form input { margin-top: 6px; }
.secondary { background: #475569; }
@media (max-width: 1000px) { .metric-grid { grid-template-columns: repeat(3,minmax(0,1fr)); } .admin-shell { grid-template-columns: 190px 1fr; } }
@media (max-width: 720px) { .admin-shell { display: block; } .admin-shell .sidebar { min-height: auto; position: relative; } .admin-shell #nav { display: flex; overflow: auto; } .admin-shell .sidebar-foot { display: none; } .admin-main .topbar { padding: 14px 16px; align-items: flex-start; gap: 10px; flex-direction: column; } .content { padding: 16px; } .metric-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .admin-auth { width: 100%; } .admin-auth input { flex: 1; } }