:root{--navy:#102b4e;--blue:#2563eb;--ink:#172033;--muted:#637087;--line:#dbe3ef;--panel:#fff;--bg:#f4f7fb;--danger:#b42318;--warn:#b54708;--success:#067647;--radius:14px}
*{box-sizing:border-box}
[hidden]{display:none!important}
.ai-assistant{border-color:#b9c8ff;background:linear-gradient(180deg,#f5f7ff 0%,#fff 42%)}
.ai-actions{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;margin-top:1rem}
.ai-actions .hint{margin:0}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.site-header{min-height:72px;padding:14px max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;gap:28px;background:var(--navy);color:#fff}
.brand{font-weight:800;font-size:1.25rem;color:#fff;text-decoration:none}
.brand span{color:#8db7ff}
.site-header nav{display:flex;gap:18px}
.site-header nav a,.user-menu{color:#dbeafe;text-decoration:none}
.site-header nav a.nav-secondary{color:#9fb4d0;font-size:.85rem}
.user-menu{margin-left:auto;display:flex;gap:14px;align-items:center;font-size:.88rem}
.user-menu form{margin:0}
.link-button{background:none;border:0;color:#fff;text-decoration:underline;cursor:pointer}
.container{width:min(1180px,calc(100% - 32px));margin:34px auto 70px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 5px 18px rgba(16,43,78,.045);padding:24px}
.page-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px}
.page-heading h1{font-size:clamp(1.6rem,3.2vw,2.4rem);margin:0}
.page-heading p{margin:.3rem 0;color:var(--muted)}
.eyebrow{text-transform:uppercase;letter-spacing:.11em;font-size:.75rem;font-weight:800;color:var(--blue)}
h1,h2,h3{color:var(--navy);line-height:1.16}
h2{font-size:1.25rem}
.button{appearance:none;border:1px solid #b8c6d9;border-radius:9px;background:#fff;color:var(--navy);padding:10px 15px;font-weight:700;text-decoration:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.button.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.button.success{background:#ecfdf3;border-color:#a6f4c5;color:var(--success)}
.warning-button{background:#fffaeb;border-color:#fedf89;color:var(--warn)}
label{display:grid;gap:7px;color:#27364b;font-weight:700;font-size:.9rem}
input,select,textarea{width:100%;border:1px solid #b9c8db;border-radius:8px;padding:11px 12px;color:var(--ink);font:inherit;font-weight:400;background:#fff}
.checkbox-row{display:flex;align-items:flex-start;gap:12px;padding:14px;border:1px solid var(--line);border-radius:9px;background:#f8fafc}
.checkbox-row input{width:auto;margin-top:4px}
.checkbox-row span{display:grid;gap:3px}
.checkbox-row small{color:var(--muted);font-weight:400}
textarea{resize:vertical}
.stack{display:grid;gap:17px}
.login-card{max-width:460px;margin:9vh auto}
.alert{padding:15px 18px;border-radius:10px;margin:18px 0}
.alert.error{background:#fef3f2;color:var(--danger);border:1px solid #fecdca}
.alert.warning{background:#fffaeb;color:var(--warn);border:1px solid #fedf89}
.filters{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:14px;align-items:end;margin-bottom:18px}
.ad-list{display:grid;gap:12px}
.ad-row{display:flex;align-items:center;justify-content:space-between;gap:20px;text-decoration:none;color:inherit;padding:18px 20px}
.ad-row h2{margin:6px 0 2px}
.ad-row p{margin:0;color:var(--muted)}
.row-meta{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:.86rem}
.badge,.status{display:inline-flex;border-radius:999px;padding:4px 9px;font-size:.75rem;font-weight:800;text-transform:capitalize}
.badge.meta{background:#e9d7fe;color:#6941c6}
.badge.google{background:#d1fadf;color:#067647}
.status{background:#eef2f7;color:#344054}
.status.approved{background:#d1fadf;color:#067647}
.status.changes_requested{background:#fee4e2;color:#b42318}
.status.in_review{background:#fef0c7;color:#b54708}
.form-section{margin-bottom:18px}
.form-section h2{margin-top:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.span-2{grid-column:span 2}
.copy-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hint,.counter{color:var(--muted);font-size:.82rem}
.counter.over{color:var(--warn)}
.counter.hard{color:var(--danger);font-weight:800}
.form-actions{display:flex;justify-content:flex-end;gap:10px;position:sticky;bottom:12px;background:rgba(244,247,251,.94);padding:14px 0}
.selection-summary{margin-top:14px;padding:13px 15px;border-radius:9px;background:#f8fafc;color:var(--muted);font-size:.9rem}
.heading-actions,.campaign-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.campaign-list{display:grid;gap:12px}
.campaign-row{display:flex;align-items:center;justify-content:space-between;gap:20px}
.campaign-row h2{margin:6px 0 2px}
.campaign-row p{margin:0;color:var(--muted)}
.campaign-actions{color:var(--muted)}
.search-cta-note{margin:0;padding:12px 14px;background:#f8fafc;border-radius:8px}
.version-list a{display:grid;gap:2px;color:inherit;text-decoration:none}
.version-list a:hover strong{text-decoration:underline}
.detail-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,1fr);gap:18px}
.main-column{display:grid;gap:18px}
.card-heading{display:flex;align-items:center;justify-content:space-between}
.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0}
.meta-grid div{border-top:1px solid var(--line);padding-top:10px}
.meta-grid dt{color:var(--muted);font-size:.8rem}
.meta-grid dd{margin:4px 0}
.copy-list{padding-left:24px}
.copy-list li{padding:10px 0 10px 6px;border-bottom:1px solid var(--line)}
.copy-list span{display:block;white-space:pre-wrap}
.copy-list small{color:var(--muted)}
.review-actions{display:flex;flex-wrap:wrap;gap:8px}
.timeline{margin-top:24px}
.timeline-item{border-left:3px solid var(--line);padding:4px 0 15px 16px}
.timeline-item time{display:block;color:var(--muted);font-size:.8rem}
.preserve{white-space:pre-wrap}
.version-list{list-style:none;padding:0}
.version-list li{border-left:3px solid var(--line);padding:8px 0 12px 14px;display:grid;gap:2px}
.version-list li.current{border-color:var(--blue)}
.version-list span,.version-list small{color:var(--muted)}
.version-list p{margin:4px 0}
.empty{text-align:center;padding:50px 24px}
@media(max-width:760px){.site-header{align-items:flex-start;flex-wrap:wrap;padding:14px 16px}
.site-header nav{order:3;width:100%}
.user-menu{font-size:0}
.user-menu .link-button{font-size:.85rem}
.container{width:min(100% - 20px,1180px);margin-top:22px}
.page-heading,.ad-row,.campaign-row{align-items:flex-start;flex-direction:column}
.filters,.form-grid,.copy-grid,.detail-grid,.meta-grid{grid-template-columns:1fr}
.span-2{grid-column:auto}
.row-meta{flex-wrap:wrap}
.card{padding:18px}
.form-actions{padding:10px;bottom:0}
.form-actions .button{flex:1}
.review-actions .button{width:100%}
}