:root {
    --ink: #172033;
    --muted: #697386;
    --line: #e5e9f0;
    --surface: #ffffff;
    --canvas: #f4f6fa;
    --nav: #121a2b;
    --nav-soft: #1d2940;
    --blue: #3157d5;
    --blue-dark: #2542a6;
    --blue-soft: #eef2ff;
    --teal: #0a8f78;
    --teal-soft: #e8f7f3;
    --amber: #a76207;
    --amber-soft: #fff4dd;
    --red: #bd3039;
    --red-soft: #fff0f1;
    --shadow: 0 8px 28px rgba(22, 32, 51, .07);
    --radius: 16px;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--canvas);
    font-synthesis: none;
}

* { box-sizing: border-box; }
html { min-height: 100%; }
body { margin: 0; min-height: 100vh; background: var(--canvas); }
button, input, select, textarea { font: inherit; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: 1.55rem; letter-spacing: -.03em; }
h2 { margin-bottom: .35rem; font-size: 1.15rem; letter-spacing: -.02em; }
h3 { margin-bottom: 0; font-size: 1rem; }
code, pre, textarea { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; }

.app-shell { display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }
.sidebar { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; padding: 24px 18px; background: var(--nav); color: #fff; }
.brand { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; color: #fff; background: linear-gradient(145deg, #5377ed, #2847b5); font-weight: 800; box-shadow: inset 0 1px rgba(255,255,255,.25); }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 1.02rem; letter-spacing: .01em; }
.brand small { margin-top: 2px; color: #aeb8cb; font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; }
.nav { display: grid; gap: 6px; margin-top: 38px; }
.nav a { display: flex; align-items: center; gap: 12px; min-height: 44px; padding: 0 12px; border-radius: 10px; color: #bdc6d7; font-size: .9rem; font-weight: 600; }
.nav a:hover { color: #fff; background: rgba(255,255,255,.06); text-decoration: none; }
.nav a.active { color: #fff; background: var(--nav-soft); box-shadow: inset 3px 0 #7593ff; }
.nav a span { display: grid; place-items: center; width: 24px; height: 24px; color: #91a4ca; font-size: .72rem; font-weight: 800; }
.sidebar-status { display: flex; gap: 10px; align-items: center; margin-top: auto; padding: 13px; border: 1px solid rgba(255,255,255,.09); border-radius: 12px; background: rgba(255,255,255,.04); }
.sidebar-status strong, .sidebar-status small { display: block; }
.sidebar-status strong { font-size: .73rem; }
.sidebar-status small { margin-top: 3px; color: #95a3ba; font-size: .68rem; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: #42d8aa; box-shadow: 0 0 0 4px rgba(66,216,170,.13); }

.main { min-width: 0; }
.topbar { display: flex; align-items: center; gap: 18px; min-height: 88px; padding: 16px 34px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.92); backdrop-filter: blur(12px); }
.topbar .account { display: flex; align-items: center; gap: 14px; margin-left: auto; color: var(--muted); font-size: .82rem; }
.topbar form { margin: 0; }
.mobile-menu { display: none; border: 0; background: transparent; font-size: 1.3rem; }
.page-content { padding: 30px 34px 60px; }
.eyebrow { margin-bottom: 5px; color: #778196; font-size: .67rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.muted, .form-hint { color: var(--muted); }
.form-hint { margin: 12px 0 0; font-size: .75rem; line-height: 1.5; }

.alert { margin-bottom: 18px; padding: 13px 16px; border: 1px solid; border-radius: 11px; font-size: .86rem; }
.alert.success { color: #086957; background: var(--teal-soft); border-color: #b9e8dc; }
.alert.error { color: #95272f; background: var(--red-soft); border-color: #f0c8cb; }

.button { display: inline-flex; justify-content: center; align-items: center; min-height: 40px; padding: 0 16px; border: 1px solid transparent; border-radius: 9px; cursor: pointer; font-weight: 700; font-size: .82rem; transition: .15s ease; }
.button:hover { text-decoration: none; transform: translateY(-1px); }
.button.primary { color: #fff; background: var(--blue); border-color: var(--blue); }
.button.primary:hover { background: var(--blue-dark); }
.button.ghost { color: #46536b; background: #fff; border-color: #d8deea; }
.button.ghost:hover { border-color: #aeb8ca; }
.button.danger { color: var(--red); background: var(--red-soft); border-color: #efc0c4; }
.button.small { min-height: 32px; padding: 0 11px; font-size: .73rem; }
.button.tiny { min-height: 30px; padding: 0 10px; font-size: .7rem; }
.button.full { width: 100%; }
.button-row { display: flex; gap: 9px; margin-top: 12px; }

.metric-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.metric-card { position: relative; overflow: hidden; min-height: 128px; padding: 19px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.metric-card span, .metric-card small { display: block; color: var(--muted); }
.metric-card span { font-size: .73rem; font-weight: 700; }
.metric-card strong { display: block; margin: 10px 0 5px; font-size: 1.85rem; letter-spacing: -.05em; }
.metric-card small { font-size: .68rem; }
.metric-card.accent { color: #fff; border-color: transparent; background: linear-gradient(135deg, #3157d5, #19378f); }
.metric-card.accent span, .metric-card.accent small { color: #d9e2ff; }
.metric-card.accent::after { content: ""; position: absolute; width: 95px; height: 95px; right: -30px; bottom: -42px; border: 18px solid rgba(255,255,255,.09); border-radius: 50%; }

.content-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr); gap: 16px; margin-top: 18px; }
.dashboard-grid { margin-top: 18px; }
.span-2 { min-width: 0; }
.panel { min-width: 0; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 16px; }
.panel-head p, .panel-head h2, .panel-head h3 { margin-bottom: 0; }
.panel-head > span, .panel-head > a { font-size: .75rem; }
.panel-head > div { min-width: 0; }

.table-wrap { overflow-x: auto; margin: 0 -4px -4px; }
table { width: 100%; border-collapse: collapse; font-size: .78rem; }
th { padding: 10px 12px; border-bottom: 1px solid var(--line); color: #7b8599; text-align: left; white-space: nowrap; font-size: .66rem; letter-spacing: .07em; text-transform: uppercase; }
td { padding: 13px 12px; border-bottom: 1px solid #edf0f5; vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: #fafbfe; }
.cell-sub { display: block; margin-top: 3px; color: #8892a4; font-size: .66rem; line-height: 1.4; }
.empty { padding: 28px !important; color: #8b95a5; text-align: center; }
.wide-table table { min-width: 1150px; }
.warning-text { color: var(--amber); }

.badge { display: inline-flex; align-items: center; min-height: 23px; padding: 0 8px; border-radius: 999px; font-size: .62rem; font-weight: 800; letter-spacing: .04em; }
.badge.active, .badge.succeeded, .badge.ready { color: #08735f; background: var(--teal-soft); }
.badge.paused, .badge.partial { color: var(--amber); background: var(--amber-soft); }
.badge.stopped, .badge.failed { color: var(--red); background: var(--red-soft); }
.badge.dry-run, .badge.pending_dry_run, .badge.simulated { color: #3952aa; background: var(--blue-soft); }

.activity-list, .sync-list { margin: 0; padding: 0; list-style: none; }
.activity-list li { display: flex; gap: 12px; padding: 9px 0; }
.activity-list li > span { flex: 0 0 auto; width: 8px; height: 8px; margin-top: 5px; border: 2px solid #fff; border-radius: 50%; background: #6e8aeb; box-shadow: 0 0 0 3px var(--blue-soft); }
.activity-list strong, .activity-list small { display: block; }
.activity-list strong { font-size: .75rem; font-weight: 700; }
.activity-list small { margin-top: 3px; color: var(--muted); font-size: .65rem; }

.intro-panel { display: flex; justify-content: space-between; align-items: center; gap: 28px; margin-bottom: 18px; padding: 22px 24px; border: 1px solid #dce3f6; border-radius: var(--radius); background: linear-gradient(110deg, #fff, #f4f7ff); }
.intro-panel p:last-child { max-width: 760px; margin-bottom: 0; color: var(--muted); font-size: .84rem; line-height: 1.55; }
.intro-panel h2 { font-size: 1.2rem; }
.create-popover { position: relative; }
.create-popover > summary { list-style: none; white-space: nowrap; }
.create-popover > summary::-webkit-details-marker { display: none; }
.popover-form { position: absolute; z-index: 20; right: 0; top: 50px; display: grid; gap: 12px; width: 360px; padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: #fff; box-shadow: 0 18px 60px rgba(20,32,55,.18); }

label { display: grid; gap: 6px; color: #4f5b70; font-size: .73rem; font-weight: 700; }
input, select, textarea { width: 100%; border: 1px solid #d7deea; border-radius: 9px; color: var(--ink); background: #fff; outline: none; }
input, select { min-height: 40px; padding: 0 11px; }
textarea { padding: 13px; }
input:focus, select:focus, textarea:focus { border-color: #7791e8; box-shadow: 0 0 0 3px rgba(49,87,213,.1); }
.checkbox { display: flex; align-items: center; gap: 8px; }
.checkbox input { width: 16px; min-height: auto; }
.stack-form { display: grid; gap: 14px; }
.stack-form.compact { gap: 10px; }

.master-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.master-card { display: flex; flex-direction: column; gap: 16px; }
.master-top { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; }
.master-top p, .master-top h2 { margin-bottom: 0; }
.master-top > div:nth-child(2) > p:last-child { margin-top: 3px; color: var(--muted); font-size: .72rem; }
.master-icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; color: #3157d5; background: var(--blue-soft); font-weight: 800; }
.master-stats { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 12px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.master-stats div { min-width: 0; padding: 0 9px; border-right: 1px solid var(--line); }
.master-stats div:last-child { border: 0; }
.master-stats dt { color: var(--muted); font-size: .61rem; }
.master-stats dd { overflow: hidden; margin: 5px 0 0; font-size: .7rem; font-weight: 700; text-overflow: ellipsis; }
.url-box { padding: 12px; border-radius: 10px; background: #f7f8fb; }
.url-box small, .url-box code, .url-box p { display: block; }
.url-box small { color: var(--muted); font-size: .62rem; }
.url-box code { overflow: hidden; margin-top: 5px; color: #32405a; font-size: .68rem; text-overflow: ellipsis; white-space: nowrap; }
.url-box p { margin: 7px 0 0; color: var(--blue); font-size: .68rem; }
.edit-details { border-top: 1px solid var(--line); }
.edit-details summary { padding: 12px 0 0; cursor: pointer; color: var(--blue); font-size: .75rem; font-weight: 700; }
.edit-details form { margin-top: 14px; }

.actions-cell { position: relative; white-space: nowrap; }
.actions-cell > form { display: inline-block; }
.action-menu { position: relative; display: inline-block; margin-left: 5px; }
.action-menu > summary { display: grid; place-items: center; min-height: 30px; padding: 0 10px; border: 1px solid #d8deea; border-radius: 8px; cursor: pointer; list-style: none; font-size: .7rem; font-weight: 700; }
.action-menu > div { position: absolute; z-index: 10; right: 0; top: 36px; display: grid; gap: 12px; width: 250px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: #fff; box-shadow: 0 15px 45px rgba(20,32,55,.16); }
.action-menu form { display: grid; gap: 8px; }

.google-status-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.google-settings-panel { margin-bottom: 18px; }
.google-settings-form { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.google-settings-form label { display: grid; gap: 6px; }
.google-settings-form label small { color: var(--muted); font-size: .68rem; }
.google-settings-form .checkbox-row { display: flex; align-items: center; align-self: end; min-height: 40px; }
.google-settings-actions { grid-column: 1 / -1; display: flex; gap: 10px; flex-wrap: wrap; }
.config-list { margin: 0 0 18px; }
.config-list div { display: flex; justify-content: space-between; gap: 18px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: .74rem; }
.config-list dt { color: var(--muted); }
.config-list dd { margin: 0; font-weight: 700; text-align: right; }
.check-list { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.check-list li { display: grid; grid-template-columns: 25px 1fr auto; align-items: center; gap: 8px; padding: 9px; border-radius: 9px; background: #f7f8fb; font-size: .7rem; }
.check-list li > span { display: grid; place-items: center; width: 21px; height: 21px; border-radius: 50%; font-weight: 800; }
.check-list .ready > span { color: #08735f; background: var(--teal-soft); }
.check-list .missing > span { color: var(--red); background: var(--red-soft); }
.check-list small { color: var(--muted); }
.stack-actions { display: grid; gap: 10px; }
.campaign-load-link { margin-top: 9px; }
.campaign-picker { margin-top: 18px; }
.picker-hint { margin: -6px 0 15px; }
.campaign-picker-list { display: grid; gap: 8px; }
.campaign-picker-row { display: grid; grid-template-columns: minmax(180px, 1.2fr) minmax(150px, .8fr) minmax(220px, 1.3fr) auto; align-items: end; gap: 10px; padding: 11px; border: 1px solid var(--line); border-radius: 11px; background: #fafbfe; }
.campaign-picker-row strong, .campaign-picker-row small { display: block; }
.campaign-picker-row strong { font-size: .78rem; }
.campaign-picker-row small { margin-top: 4px; color: var(--muted); font-size: .63rem; }
.test-result { margin-top: 18px; }
.test-result pre, .operation-list pre { overflow: auto; max-height: 330px; padding: 14px; border-radius: 10px; color: #dce5f7; background: #182235; font-size: .69rem; line-height: 1.55; }
.operation-list details { border-top: 1px solid var(--line); }
.operation-list details:last-child { border-bottom: 1px solid var(--line); }
.operation-list summary { display: grid; grid-template-columns: auto minmax(120px, auto) 1fr auto; align-items: center; gap: 10px; padding: 13px 2px; cursor: pointer; list-style: none; font-size: .72rem; }
.operation-list summary span:nth-child(3) { overflow: hidden; color: var(--muted); text-overflow: ellipsis; white-space: nowrap; }
.operation-list time { color: var(--muted); font-size: .65rem; }
.operation-list details > div { padding: 0 0 12px; }
.effect-text { padding: 10px 12px; border-left: 3px solid #6f8cee; color: #3a4760; background: var(--blue-soft); font-size: .75rem; line-height: 1.5; }
.sync-list { display: grid; gap: 8px; }
.sync-list li { display: flex; align-items: center; gap: 9px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.sync-list strong, .sync-list small { display: block; }
.sync-list strong { font-size: .7rem; }
.sync-list small { margin-top: 3px; color: var(--muted); font-size: .62rem; }

.simulator-section { margin-top: 28px; }
.section-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 13px; }
.section-heading h2 { margin-bottom: 0; font-size: 1.2rem; }
.simulator-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.simulator-input, .simulator-output { min-height: 585px; }
.step { display: inline-grid; place-items: center; width: 25px; height: 25px; margin-right: 8px; border-radius: 8px; color: var(--blue); background: var(--blue-soft); font-size: .71rem; font-weight: 800; }
.panel-head h3 { display: inline; }
.select-label { margin-bottom: 10px; }
.simulator-input textarea { min-height: 405px; resize: vertical; color: #dbe5fa; border-color: #24324b; background: #131d2e; font-size: .73rem; line-height: 1.55; tab-size: 2; }
.simulator-output { display: flex; flex-direction: column; }
.output-state { display: grid; place-items: center; flex: 1; min-height: 430px; padding: 40px; border: 1px dashed #ccd4e3; border-radius: 12px; color: var(--muted); text-align: center; background: #fafbfc; }
.output-state span { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 50%; color: #7087d6; background: var(--blue-soft); font-size: 1.4rem; }
.output-state p { max-width: 310px; margin: -110px 0 0; font-size: .78rem; line-height: 1.55; }
.hidden { display: none !important; }
.safe-banner { display: flex; gap: 11px; align-items: center; margin-bottom: 12px; padding: 11px 13px; border: 1px solid #bfe9df; border-radius: 10px; color: #116857; background: var(--teal-soft); font-size: .72rem; }
.safe-banner > span { display: grid; place-items: center; flex: 0 0 auto; width: 25px; height: 25px; border-radius: 50%; color: #fff; background: var(--teal); font-weight: 800; }
.safe-banner p { margin: 0; line-height: 1.35; }
.google-record { margin-bottom: 12px; border: 1px solid var(--line); border-radius: 11px; overflow: hidden; }
.google-record header { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 12px; background: #f7f8fb; }
.google-record header strong { font-size: .72rem; }
.google-record pre, .response-details pre { overflow: auto; max-height: 260px; margin: 0; padding: 13px; color: #dce5f7; background: #182235; font-size: .67rem; line-height: 1.5; }
.google-record .effect { margin: 0; padding: 11px 12px; border-top: 1px solid var(--line); color: #32405a; background: #fff; font-size: .72rem; line-height: 1.5; }
.google-record .effect::before { content: "Wirkung: "; color: var(--blue); font-weight: 800; }
.response-details { margin-top: 12px; }
.response-details summary { cursor: pointer; color: var(--blue); font-size: .73rem; font-weight: 700; }
.response-details pre { margin-top: 8px; border-radius: 10px; }

.login-body { display: grid; place-items: center; padding: 24px; background: radial-gradient(circle at 20% 0, #e8edff, transparent 35%), var(--canvas); }
.login-card { width: min(430px, 100%); padding: 34px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 24px 80px rgba(24,35,60,.13); }
.login-brand { width: max-content; margin-bottom: 32px; color: var(--ink); }
.login-brand small { color: var(--muted); }
.login-card h1 { margin-bottom: 10px; font-size: 1.75rem; }
.login-card > .muted { margin-bottom: 24px; font-size: .82rem; line-height: 1.55; }
.security-note { display: flex; gap: 10px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: .68rem; line-height: 1.5; }
.security-note span { color: var(--teal); font-weight: 900; }
.security-note p { margin: 0; }

@media (max-width: 1250px) {
    .metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .master-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .google-status-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .google-settings-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
    .app-shell { grid-template-columns: 1fr; }
    .sidebar { position: fixed; z-index: 100; left: -270px; width: 248px; transition: left .2s ease; }
    body.nav-open .sidebar { left: 0; box-shadow: 20px 0 60px rgba(0,0,0,.2); }
    .mobile-menu { display: block; }
    .topbar { padding: 14px 20px; }
    .topbar .account > span { display: none; }
    .page-content { padding: 22px 20px 50px; }
    .content-grid, .simulator-grid { grid-template-columns: 1fr; }
    .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .google-status-grid { grid-template-columns: 1fr; }
    .google-settings-form { grid-template-columns: 1fr; }
    .campaign-picker-row { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
    .metric-grid, .master-grid { grid-template-columns: 1fr; }
    .intro-panel { align-items: stretch; flex-direction: column; }
    .popover-form { position: fixed; inset: 70px 16px auto; width: auto; }
    .topbar { min-height: 75px; }
    .account form { display: none; }
    .panel { padding: 16px; }
    .simulator-input, .simulator-output { min-height: auto; }
    .button-row { flex-direction: column; }
    .operation-list summary { grid-template-columns: auto 1fr; }
    .campaign-picker-row { grid-template-columns: 1fr; }
    .operation-list summary span:nth-child(3), .operation-list time { display: none; }
}