:root{
  --bg:#0B0F17; --surface:#111827; --card:#1E293B; --card2:#172033;
  --border:#1f2a3b; --border2:#2a3a52;
  --emerald:#10B981; --cyan:#06B6D4; --amber:#F59E0B; --violet:#8B5CF6;
  --wa:#25D366; --meta:#0866FF;
  --text:#F8FAFC; --muted:#94A3B8; --muted2:#64748B;
  --radius:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:'Inter',sans-serif;font-size:15px;line-height:1.5}
a{color:inherit;text-decoration:none}
h1,h2,h3,.brand strong{font-family:'Outfit',sans-serif}
.mono{font-family:'JetBrains Mono',monospace}

/* layout */
.layout{display:flex;min-height:100vh}
.sidebar{width:260px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);
  padding:24px 18px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:12px;align-items:center;margin-bottom:34px}
.brand .logo{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--emerald),var(--cyan));color:#06240f;font-size:20px}
.brand strong{font-size:18px;font-weight:800;display:block}
.brand small{color:var(--muted);font-size:11px;letter-spacing:.5px;text-transform:uppercase}
.sidebar nav{display:flex;flex-direction:column;gap:6px}
.sidebar nav a{display:flex;gap:12px;align-items:center;padding:12px 14px;border-radius:12px;
  color:var(--muted);font-weight:500;transition:background-color .2s,color .2s}
.sidebar nav a:hover{background:var(--card);color:var(--text)}
.sidebar nav a.active{background:linear-gradient(135deg,rgba(16,185,129,.18),rgba(6,182,212,.12));
  color:var(--text);box-shadow:inset 0 0 0 1px rgba(16,185,129,.35)}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.conn-chip{display:flex;gap:8px;align-items:center;font-size:12px;padding:9px 12px;border-radius:10px;font-weight:600}
.conn-chip.on{background:rgba(16,185,129,.14);color:var(--emerald)}
.conn-chip.off{background:rgba(148,163,184,.12);color:var(--muted)}
.logout{color:var(--muted);font-size:13px;padding:4px 2px}
.logout:hover{color:var(--text)}

.content{flex:1;padding:34px 40px;max-width:1200px}
@media(max-width:800px){.layout{flex-direction:column}.sidebar{width:100%;height:auto;position:static;flex-direction:row;flex-wrap:wrap}.sidebar nav{flex-direction:row;flex-wrap:wrap}.side-foot{flex-direction:row;margin:0}.content{padding:20px}}

/* header blocks */
.page-head{margin-bottom:28px}
.page-head h1{font-size:30px;font-weight:800;letter-spacing:-.5px}
.page-head p{color:var(--muted);margin-top:6px}
.eyebrow{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--emerald);font-weight:700;font-family:'JetBrains Mono',monospace}

.flash{background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.3);color:#a5f3fc;
  padding:12px 16px;border-radius:12px;margin-bottom:22px;font-size:14px}

/* cards & grid */
.grid{display:grid;gap:20px}
.cards-4{grid-template-columns:repeat(4,1fr)}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.cards-4,.cards-3,.cards-2{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.cards-4,.cards-3,.cards-2{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.card.pad-lg{padding:28px}
.stat{display:flex;flex-direction:column;gap:6px}
.stat .k{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.stat .v{font-size:28px;font-weight:800;font-family:'Outfit'}
.stat .i{align-self:flex-start;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-size:17px;margin-bottom:6px}

/* niche cards */
.niche{cursor:pointer;position:relative;overflow:hidden;transition:transform .18s,box-shadow .18s,border-color .18s}
.niche:hover{transform:translateY(-3px)}
.niche.selected{border-color:var(--emerald);box-shadow:0 0 0 2px rgba(16,185,129,.4)}
.niche .ic{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;font-size:22px;margin-bottom:14px}
.niche h3{font-size:17px;margin-bottom:6px}
.niche p{color:var(--muted);font-size:13px}
.niche .check{position:absolute;top:14px;right:14px;color:var(--emerald);opacity:0;transition:opacity .2s}
.niche.selected .check{opacity:1}
.badge18{display:inline-block;margin-top:10px;font-size:10px;font-weight:700;color:var(--amber);
  background:rgba(245,158,11,.14);padding:3px 8px;border-radius:20px}

/* forms */
label.lbl{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;font-weight:600}
input[type=text],input[type=password],input[type=number],input[type=url],select,textarea{
  width:100%;background:var(--surface);border:1px solid var(--border2);border-radius:11px;
  padding:12px 14px;color:var(--text);font-size:14px;font-family:inherit;transition:border-color .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--emerald)}
textarea{resize:vertical;min-height:90px}
.help{font-size:12px;color:var(--muted2);margin-top:6px}

/* states grid */
.states{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px;margin-top:14px}
.state-item{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border2);
  border-radius:10px;padding:9px 11px;cursor:pointer;font-size:13px;transition:border-color .15s,background-color .15s;user-select:none}
.state-item:hover{border-color:var(--border2)}
.state-item.on{background:rgba(16,185,129,.12);border-color:var(--emerald);color:#d1fae5}
.state-item .uf{font-family:'JetBrains Mono';font-weight:700;font-size:11px;background:var(--card2);padding:2px 6px;border-radius:6px}
.state-item.on .uf{background:rgba(16,185,129,.25)}

/* buttons */
.btn{display:inline-flex;gap:9px;align-items:center;justify-content:center;border:none;cursor:pointer;
  font-family:'Outfit';font-weight:700;font-size:14px;padding:13px 22px;border-radius:12px;transition:transform .15s,opacity .2s,box-shadow .2s}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.primary{background:linear-gradient(135deg,var(--emerald),#0d9668);color:#042014;box-shadow:0 6px 20px rgba(16,185,129,.25)}
.btn.cyan{background:linear-gradient(135deg,var(--cyan),#0891b2);color:#04222a}
.btn.meta{background:var(--meta);color:#fff}
.btn.ghost{background:var(--card);color:var(--text);box-shadow:inset 0 0 0 1px var(--border2)}
.btn.danger{background:rgba(239,68,68,.15);color:#fca5a5;box-shadow:inset 0 0 0 1px rgba(239,68,68,.3)}
.btn.sm{padding:8px 14px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}

/* segmented / radios */
.seg{display:flex;gap:10px;flex-wrap:wrap}
.seg .opt{flex:1;min-width:150px;background:var(--surface);border:1px solid var(--border2);border-radius:12px;
  padding:16px;cursor:pointer;display:flex;gap:12px;align-items:center;transition:border-color .2s,background-color .2s}
.seg .opt.on{border-color:var(--emerald);background:rgba(16,185,129,.1)}
.seg .opt i{font-size:20px}
.seg .opt .t{font-weight:700;font-family:'Outfit'}
.seg .opt small{color:var(--muted);display:block;font-weight:400}

/* steps */
.step{display:none}
.step.active{display:block;animation:fade .3s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.steps-bar{display:flex;gap:8px;margin-bottom:28px;flex-wrap:wrap}
.steps-bar .s{flex:1;min-width:90px;padding:10px 8px;border-radius:10px;background:var(--card);border:1px solid var(--border);
  font-size:12px;color:var(--muted);text-align:center;font-weight:600}
.steps-bar .s.active{color:var(--text);border-color:var(--emerald);background:rgba(16,185,129,.1)}
.steps-bar .s.done{color:var(--emerald)}

/* ad preview (instagram/facebook) */
.preview-wrap{position:sticky;top:20px}
.phone{background:#000;border-radius:26px;padding:10px;max-width:360px;margin:0 auto;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.ig{background:#000;border-radius:18px;overflow:hidden;color:#fff}
.ig-top{display:flex;align-items:center;gap:10px;padding:11px 12px}
.ig-top .av{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--emerald),var(--cyan))}
.ig-top .nm{font-size:13px;font-weight:600}
.ig-top .nm small{display:block;color:#9aa;font-weight:400;font-size:11px}
.ig-media{aspect-ratio:1/1;background:#111 center/cover no-repeat;display:grid;place-items:center;color:#334}
.ig-media.ph{background:linear-gradient(135deg,#1e293b,#0f172a)}
.ig-cta{background:#1877f2;color:#fff;padding:11px;text-align:center;font-size:13px;font-weight:600;display:flex;justify-content:space-between;align-items:center}
.ig-cap{padding:11px 12px;font-size:13px}
.ig-cap .h{font-weight:700;margin-bottom:3px}
.ig-cap .d{color:#9aa;font-size:12px;margin-top:4px}
.plat-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:14px}
.plat-tabs button{background:var(--card);border:1px solid var(--border2);color:var(--muted);padding:7px 14px;border-radius:20px;cursor:pointer;font-size:12px;font-weight:600}
.plat-tabs button.on{background:var(--card2);color:var(--text);border-color:var(--emerald)}

/* variations */
.var{background:var(--surface);border:1px solid var(--border2);border-radius:12px;padding:16px;cursor:pointer;transition:border-color .2s;margin-bottom:12px}
.var.on{border-color:var(--emerald);box-shadow:0 0 0 1px rgba(16,185,129,.4)}
.var .vh{font-weight:700;margin-bottom:5px;font-family:'Outfit'}
.var .vp{font-size:13px;color:#cbd5e1}
.var .vd{font-size:12px;color:var(--muted);margin-top:5px}

/* table */
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);padding:12px 14px;border-bottom:1px solid var(--border)}
td{padding:14px;border-bottom:1px solid var(--border);font-size:14px}
tr:last-child td{border-bottom:none}
.status{font-size:11px;font-weight:700;padding:4px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}
.status.rascunho{background:rgba(148,163,184,.15);color:var(--muted)}
.status.pausado{background:rgba(245,158,11,.15);color:var(--amber)}
.status.ativo{background:rgba(16,185,129,.15);color:var(--emerald)}
.niche-tag{font-size:12px;font-weight:600;padding:3px 9px;border-radius:7px;background:var(--card2);color:#cbd5e1}

.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty i{font-size:44px;color:var(--border2);margin-bottom:16px;display:block}

.alert{padding:14px 16px;border-radius:12px;font-size:13px;margin-bottom:18px;display:flex;gap:10px;align-items:flex-start}
.alert i{margin-top:2px}
.alert.warn{background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.3);color:#fcd34d}
.alert.info{background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.3);color:#a5f3fc}
.alert.err{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);color:#fca5a5}

.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* auth */
.auth{min-height:100vh;display:grid;place-items:center;padding:20px}
.auth .box{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border);border-radius:20px;padding:34px}
.auth .box .brand{justify-content:center}