:root{
  --red:#D4212A; --navy:#29267F; --green:#1B9E4B;
  --ground:#EEF0F6; --surface:#fff; --surface-2:#F7F8FC;
  --ink:#191A2C; --muted:#666980; --line:#E2E4EF;
  --shadow:0 1px 2px rgba(20,22,45,.06),0 10px 26px -14px rgba(20,22,45,.22);
  --radius:14px;
  --sans:"Plus Jakarta Sans",system-ui,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--sans);line-height:1.55;}
a{color:var(--navy)}
.wrap{max-width:940px;margin:0 auto;padding:26px 20px 80px;}
.muted{color:var(--muted)}

/* topbar */
.topbar{background:var(--surface);border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 22px;box-shadow:var(--shadow);}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--navy);font-weight:800;font-size:16px;}
.brand-logo{height:30px}
.brand em{color:var(--muted);font-style:normal;font-weight:600;font-size:13px;}
.topnav{display:flex;align-items:center;gap:18px;font-size:14px;font-weight:600;}
.topnav a{text-decoration:none;color:var(--muted)}
.topnav a:hover{color:var(--ink)}
.topnav .logout{color:var(--red)}

/* flash */
.flash{padding:11px 16px;border-radius:10px;margin-bottom:16px;font-size:14px;font-weight:600;}
.flash-ok{background:color-mix(in srgb,var(--green) 14%,#fff);color:#0d6b31;border:1px solid color-mix(in srgb,var(--green) 35%,var(--line));}
.flash-err{background:color-mix(in srgb,var(--red) 12%,#fff);color:#9c1119;border:1px solid color-mix(in srgb,var(--red) 32%,var(--line));}

/* headings */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;}
h1{font-size:26px;font-weight:800;letter-spacing:-.01em;margin:0;}
.page-head .muted{margin:4px 0 0;font-size:14px;}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid transparent;border-radius:10px;
  padding:10px 16px;font-family:var(--sans);font-weight:700;font-size:14px;cursor:pointer;text-decoration:none;}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 18px -9px rgba(212,33,42,.7);}
.btn-primary:hover{background:#b81b23}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{background:var(--surface-2)}
.btn-danger{background:color-mix(in srgb,var(--red) 10%,#fff);color:var(--red);border-color:color-mix(in srgb,var(--red) 30%,var(--line));}
.btn-danger:hover{background:color-mix(in srgb,var(--red) 18%,#fff)}
.btn-sm{padding:7px 12px;font-size:13px;}
.btn-block{width:100%;justify-content:center;}
.icon{background:var(--surface);border:1px solid var(--line);border-radius:8px;width:30px;height:28px;
  cursor:pointer;color:var(--muted);font-size:11px;}
.icon:disabled{opacity:.35;cursor:default}

/* login */
.login-card{max-width:380px;margin:8vh auto 0;background:var(--surface);border:1px solid var(--line);
  border-radius:18px;padding:34px 30px;box-shadow:var(--shadow);text-align:center;}
.login-logo{height:56px;margin-bottom:8px}
.login-card h1{font-size:22px;margin:0}
.login-card .muted{font-size:13.5px;margin:6px 0 22px}
.login-card form{text-align:left;display:flex;flex-direction:column;gap:14px;}

/* form fields */
label{display:block;font-size:13px;font-weight:700;color:var(--ink);}
input[type=text],input[type=password],input[type=url],input[type=number],input:not([type]){
  width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line);border-radius:9px;
  font-family:var(--sans);font-size:14px;font-weight:500;background:#fff;color:var(--ink);}
input[type=color]{width:100%;height:42px;margin-top:6px;border:1px solid var(--line);border-radius:9px;background:#fff;padding:4px;}
input:focus{outline:2px solid color-mix(in srgb,var(--navy) 45%,transparent);outline-offset:1px;border-color:var(--navy);}
textarea{width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line);border-radius:9px;
  font-family:var(--sans);font-size:14px;font-weight:500;line-height:1.55;background:#fff;color:var(--ink);
  resize:vertical;min-height:84px;display:block;}
textarea:focus{outline:2px solid color-mix(in srgb,var(--navy) 45%,transparent);outline-offset:1px;border-color:var(--navy);}
.fieldnote{display:block;margin-top:6px;font-size:11.5px;font-weight:500;color:var(--muted);}
.fieldnote.over{color:#B42318;font-weight:700;}

/* empty state */
.empty{text-align:center;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
  padding:48px 20px;box-shadow:var(--shadow);}
.empty p{color:var(--muted);margin:0 0 16px}

/* ad list */
.ad-list{display:flex;flex-direction:column;gap:12px;}
.ad-item{display:flex;align-items:center;gap:16px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow);}
.ad-item.is-off{opacity:.62}
.ad-thumb{width:132px;height:56px;border-radius:9px;flex:none;overflow:hidden;display:grid;place-items:center;}
.ad-thumb img{width:100%;height:100%;object-fit:cover}
.ad-thumb-text{color:#fff;font-weight:700;font-size:12px;padding:0 8px;text-align:center;}
.ad-meta{flex:1;min-width:0}
.ad-title{font-weight:700;font-size:15px;display:flex;align-items:center;gap:9px;}
.ad-sub{color:var(--muted);font-size:13px;margin-top:2px;}
.ad-link{color:var(--navy);font-size:12px;margin-top:3px;font-family:var(--mono);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;}
.pill{font-size:10.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:3px 8px;border-radius:99px;}
.pill-on{background:color-mix(in srgb,var(--green) 16%,#fff);color:#0d6b31;}
.pill-off{background:var(--surface-2);color:var(--muted);}
.ad-actions{display:flex;align-items:center;gap:7px;flex:none;flex-wrap:wrap;justify-content:flex-end;max-width:280px;}
.ad-actions form{display:flex;gap:4px}

/* ad form */
.form-grid{display:grid;grid-template-columns:1fr 300px;gap:22px;align-items:start;}
.form-main{display:flex;flex-direction:column;gap:16px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-side{display:flex;flex-direction:column;gap:16px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);position:sticky;top:20px;}
.chk{display:flex;align-items:center;gap:9px;font-weight:600;cursor:pointer}
.chk input{width:auto;margin:0}
.chk.big{font-size:15px}
.upload input{margin-top:8px}
.current-img{margin-top:4px}
.current-img img{max-width:100%;border-radius:9px;border:1px solid var(--line)}
.tip{background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:12.5px;color:var(--muted);}
.tip b{color:var(--ink)}
small.muted{display:block;margin-top:5px;font-weight:500}

@media(max-width:720px){
  .form-grid{grid-template-columns:1fr}
  .ad-item{flex-wrap:wrap}
  .ad-actions{max-width:none;width:100%;justify-content:flex-start}
}