/* ============================================================
   NextAds AI — Estúdio de criativos em massa (dark / violeta)
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --bg:#08080b;
  --bg-2:#0c0c10;
  --panel:#0f0f14;
  --surface:#15151b;
  --surface-2:#1c1c23;
  --surface-3:#26262f;
  --line:rgba(255,255,255,0.07);
  --line-2:rgba(255,255,255,0.12);
  --line-strong:rgba(255,255,255,0.2);
  --ink:#F7F7FA;
  --ink-soft:rgba(255,255,255,0.62);
  --ink-faint:rgba(255,255,255,0.40);
  --ink-ghost:rgba(255,255,255,0.24);

  --violet:#8B5CF6;
  --violet-2:#A855F7;
  --indigo:#6366F1;
  --pink:#EC4899;
  --cyan:#22D3EE;
  --green:#34D399;
  --amber:#FBBF24;

  --grad:linear-gradient(135deg,#8B5CF6 0%,#6366F1 100%);
  --grad-hot:linear-gradient(135deg,#A855F7 0%,#EC4899 100%);
  --violet-wash:rgba(139,92,246,0.14);
  --violet-line:rgba(139,92,246,0.45);
  --green-wash:rgba(52,211,153,0.14);
  --amber-wash:rgba(251,191,36,0.15);

  --r-sm:8px; --r:11px; --r-lg:15px; --r-xl:20px; --r-pill:999px;
  --sidebar-w:248px; --topbar-h:64px;
  --font:'Space Grotesk',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --shadow:0 10px 40px rgba(0,0,0,0.5);
  --shadow-lg:0 30px 80px rgba(0,0,0,0.6);
}

*{box-sizing:border-box;}
html,body{margin:0;height:100%;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:14px;
  line-height:1.45;
  letter-spacing:-0.006em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-0.02em;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select{font-family:inherit;}
::selection{background:var(--violet-wash);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:var(--surface-3);border-radius:99px;border:2px solid transparent;background-clip:content-box;}
::-webkit-scrollbar-thumb:hover{background:var(--line-strong);background-clip:content-box;}
.mono{font-family:var(--mono);font-feature-settings:"tnum";}

/* ===== App shell ===== */
.app{display:grid;grid-template-columns:var(--sidebar-w) 1fr;height:100vh;overflow:hidden;}

/* ===== Sidebar ===== */
.sidebar{background:var(--bg-2);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:16px 14px;gap:6px;overflow-y:auto;}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 14px;}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--grad);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(139,92,246,0.4);flex-shrink:0;}
.brand-name{font-weight:700;font-size:16px;letter-spacing:-0.01em;}
.brand-name b{font-weight:700;}
.brand-name span{color:var(--ink-faint);font-weight:500;margin-left:4px;font-size:13px;}

.btn-new{display:flex;align-items:center;justify-content:center;gap:8px;height:42px;border-radius:var(--r);background:var(--grad);color:#fff;font-weight:600;font-size:14px;box-shadow:0 6px 20px rgba(99,102,241,0.35);transition:transform .12s, box-shadow .12s;margin-bottom:8px;}
.btn-new:hover{transform:translateY(-1px);box-shadow:0 10px 26px rgba(99,102,241,0.5);}
.btn-new:active{transform:translateY(0);}

.nav-label{font-family:var(--mono);font-size:10px;letter-spacing:0.16em;text-transform:uppercase;color:var(--ink-ghost);padding:14px 10px 6px;}
.nav-item{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:var(--r-sm);color:var(--ink-soft);font-size:13.5px;font-weight:500;transition:background .13s,color .13s;position:relative;width:100%;text-align:left;}
.nav-item svg{color:var(--ink-faint);flex-shrink:0;transition:color .13s;}
.nav-item:hover{background:var(--surface);color:var(--ink);}
.nav-item:hover svg{color:var(--ink-soft);}
.nav-item.active{background:var(--violet-wash);color:#fff;}
.nav-item.active svg{color:var(--violet-2);}
.nav-item.active::before{content:"";position:absolute;left:-14px;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:0 3px 3px 0;background:var(--grad);}
.nav-item .spacer{flex:1;}
.kbd{font-family:var(--mono);font-size:10px;color:var(--ink-ghost);background:var(--surface);border:1px solid var(--line);border-radius:5px;padding:1px 5px;}
.nav-badge{font-family:var(--mono);font-size:10px;color:var(--ink-faint);background:var(--surface);border-radius:5px;padding:1px 6px;min-width:18px;text-align:center;}
.pill-new{font-size:9.5px;font-weight:700;letter-spacing:0.04em;text-transform:uppercase;color:#fff;background:var(--grad-hot);padding:2px 7px;border-radius:var(--r-pill);}

.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:12px;}
.credits{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:13px 14px;}
.credits .cr-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px;}
.credits .cr-l{font-size:12px;color:var(--ink-soft);}
.credits .cr-v{font-family:var(--mono);font-size:12.5px;font-weight:600;}
.credits .cr-v b{color:var(--violet-2);}
.cr-bar{height:6px;border-radius:99px;background:var(--surface-3);overflow:hidden;}
.cr-bar>i{display:block;height:100%;border-radius:99px;background:var(--grad);transition:width .5s cubic-bezier(.22,.61,.36,1);}
.credits .cr-add{margin-top:10px;font-size:12px;color:var(--violet-2);font-weight:600;}
.credits .cr-add:hover{color:var(--pink);}
.user{display:flex;align-items:center;gap:10px;padding:6px 4px;}
.user .av{width:32px;height:32px;border-radius:9px;background:var(--grad-hot);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;color:#fff;}
.user .u-n{font-size:13px;font-weight:600;line-height:1.2;}
.user .u-p{font-size:11.5px;color:var(--ink-faint);}

/* ===== Main ===== */
.main{display:flex;flex-direction:column;overflow:hidden;background:radial-gradient(120% 80% at 100% 0%, rgba(139,92,246,0.06), transparent 50%), var(--bg);}
.topbar{height:var(--topbar-h);flex-shrink:0;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:18px;padding:0 26px;}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--ink-faint);}
.crumb b{color:var(--ink);font-weight:600;}
.crumb svg{color:var(--ink-ghost);}
.topbar .spacer{flex:1;}
.search{display:flex;align-items:center;gap:10px;height:38px;width:320px;padding:0 12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);color:var(--ink-faint);font-size:13px;}
.search .kbd{margin-left:auto;}
.btn-grad{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border-radius:var(--r);background:var(--grad-hot);color:#fff;font-weight:600;font-size:13px;box-shadow:0 6px 18px rgba(236,72,153,0.3);transition:transform .12s,box-shadow .12s;}
.btn-grad:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(236,72,153,0.42);}

.content{flex:1;overflow-y:auto;padding:30px 32px 60px;}
.head-eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:0.14em;text-transform:uppercase;color:var(--violet-2);margin-bottom:14px;}
.head-title{font-size:34px;font-weight:600;letter-spacing:-0.03em;line-height:1.05;}
.head-title .muted{color:var(--ink-faint);}
.head-sub{margin-top:12px;font-size:15px;color:var(--ink-soft);max-width:60ch;line-height:1.55;}

/* ===== Composer ===== */
.composer{margin-top:26px;background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line-2);border-radius:var(--r-xl);box-shadow:var(--shadow);overflow:hidden;}
.composer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);}
.cfield{background:var(--panel);padding:18px 20px;display:flex;flex-direction:column;gap:11px;}
.cfield-label{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:600;color:var(--ink-soft);letter-spacing:-0.01em;}
.cfield-label svg{color:var(--violet-2);}
.cfield-label .req{font-family:var(--mono);font-size:10px;color:var(--ink-ghost);margin-left:auto;}

.sel{appearance:none;-webkit-appearance:none;height:42px;padding:0 38px 0 14px;background:var(--surface) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23ffffff80' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'><path d='m4 6 4 4 4-4'/></svg>") no-repeat right 13px center;border:1px solid var(--line-2);border-radius:var(--r-sm);color:var(--ink);font-size:14px;font-weight:500;width:100%;transition:border-color .14s, box-shadow .14s;cursor:pointer;}
.sel:focus{outline:none;border-color:var(--violet-line);box-shadow:0 0 0 3px var(--violet-wash);}

/* avatar picker */
.av-row{display:flex;gap:9px;flex-wrap:wrap;}
.av-pick{position:relative;width:46px;height:46px;border-radius:12px;overflow:hidden;border:2px solid transparent;cursor:pointer;transition:border-color .14s, transform .12s;flex-shrink:0;}
.av-pick:hover{transform:translateY(-2px);}
.av-pick .ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:#fff;font-family:var(--font);}
.av-pick.on{border-color:var(--violet-2);box-shadow:0 0 0 3px var(--violet-wash);}
.av-pick .tick{position:absolute;top:2px;right:2px;width:16px;height:16px;border-radius:50%;background:var(--violet-2);display:none;align-items:center;justify-content:center;box-shadow:0 1px 4px rgba(0,0,0,0.4);}
.av-pick.on .tick{display:flex;}
.av-add{width:46px;height:46px;border-radius:12px;border:1px dashed var(--line-strong);display:flex;align-items:center;justify-content:center;color:var(--ink-faint);background:var(--surface);transition:color .14s,border-color .14s;}
.av-add:hover{color:var(--ink);border-color:var(--violet-line);}

/* segmented */
.seg{display:inline-flex;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:3px;gap:3px;width:100%;}
.seg button{flex:1;height:34px;border-radius:6px;font-size:13px;font-weight:600;color:var(--ink-faint);transition:all .13s;white-space:nowrap;}
.seg button:hover{color:var(--ink-soft);}
.seg button.on{background:var(--surface-3);color:#fff;box-shadow:0 1px 4px rgba(0,0,0,0.3);}
.seg.fmt button.on{background:var(--violet-wash);color:var(--violet-2);}

.chips{display:flex;gap:8px;flex-wrap:wrap;}
.chip{height:34px;padding:0 13px;border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--line);font-size:12.5px;font-weight:500;color:var(--ink-soft);transition:all .13s;display:inline-flex;align-items:center;gap:6px;}
.chip:hover{color:var(--ink);border-color:var(--line-2);}
.chip.on{background:var(--violet-wash);color:var(--violet-2);border-color:var(--violet-line);}

/* composer footer / generate */
.composer-foot{display:flex;align-items:center;gap:18px;padding:16px 20px;border-top:1px solid var(--line);background:var(--bg-2);}
.cost{display:flex;flex-direction:column;gap:2px;}
.cost .c-v{font-family:var(--mono);font-size:15px;font-weight:600;}
.cost .c-v b{color:var(--violet-2);}
.cost .c-l{font-size:11.5px;color:var(--ink-faint);}
.composer-foot .spacer{flex:1;}
.btn-gen{display:inline-flex;align-items:center;gap:10px;height:46px;padding:0 24px;border-radius:var(--r);background:var(--grad);color:#fff;font-weight:600;font-size:15px;box-shadow:0 8px 24px rgba(99,102,241,0.4);transition:transform .12s,box-shadow .12s,opacity .12s;}
.btn-gen:hover{transform:translateY(-1px);box-shadow:0 12px 30px rgba(99,102,241,0.55);}
.btn-gen:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

/* ===== Results ===== */
.results-head{display:flex;align-items:center;gap:14px;margin:40px 0 18px;}
.results-title{font-size:18px;font-weight:600;letter-spacing:-0.02em;}
.results-head .spacer{flex:1;}
.tabs{display:flex;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:3px;}
.tab{height:32px;padding:0 13px;border-radius:7px;font-size:12.5px;font-weight:600;color:var(--ink-faint);transition:all .13s;display:inline-flex;align-items:center;gap:7px;}
.tab:hover{color:var(--ink-soft);}
.tab.on{background:var(--violet-wash);color:var(--violet-2);}
.tab .cnt{font-family:var(--mono);font-size:10.5px;background:var(--surface-3);color:var(--ink-soft);border-radius:5px;padding:0 5px;line-height:15px;}
.tab.on .cnt{background:var(--violet-line);color:#fff;}
.btn-mini{display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 12px;border-radius:var(--r-sm);background:var(--surface);border:1px solid var(--line-2);font-size:12.5px;font-weight:600;color:var(--ink-soft);transition:all .13s;}
.btn-mini:hover{color:var(--ink);border-color:var(--line-strong);}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px;}
.grid.r45{grid-template-columns:repeat(auto-fill,minmax(210px,1fr));}
.grid.r11{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));}

/* creative card */
.cre{position:relative;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface);transition:border-color .16s, transform .16s;}
.cre:hover{border-color:var(--line-2);transform:translateY(-3px);}
.cre.appr{border-color:var(--violet-line);}
.cre-media{position:relative;width:100%;aspect-ratio:9/16;overflow:hidden;background:#0b0b0f;}
.cre-media.r45{aspect-ratio:4/5;}
.cre-media.r11{aspect-ratio:1/1;}
.cre-ph{position:absolute;inset:0;background-size:cover;background-position:center;}
.cre-ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(0,0,0,0.05) 30%, rgba(0,0,0,0.78) 100%);}
.cre-tag{position:absolute;top:9px;left:9px;z-index:3;font-family:var(--mono);font-size:9.5px;letter-spacing:0.04em;text-transform:uppercase;color:#fff;background:rgba(0,0,0,0.45);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,0.14);padding:3px 7px;border-radius:6px;}
.cre-fmt{position:absolute;top:9px;right:9px;z-index:3;font-family:var(--mono);font-size:9.5px;color:#fff;background:rgba(0,0,0,0.45);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,0.14);padding:3px 7px;border-radius:6px;}
.cre-copy{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:12px 12px 12px;}
.cre-hook{font-size:14.5px;font-weight:700;line-height:1.18;letter-spacing:-0.01em;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,0.5);}
.cre-sub{margin-top:5px;font-size:11px;color:rgba(255,255,255,0.78);display:flex;align-items:center;gap:6px;}
.cre-sub .av-dot{width:16px;height:16px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:8px;font-weight:700;color:#fff;}

.cre-foot{display:flex;align-items:center;gap:8px;padding:10px 11px;}
.cre-status{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;}
.cre-status .dot{width:6px;height:6px;border-radius:50%;}
.st-gen{color:var(--violet-2);}.st-gen .dot{background:var(--violet-2);box-shadow:0 0 0 0 rgba(168,85,247,.5);animation:pulse 1.5s infinite;}
.st-ready{color:var(--green);}.st-ready .dot{background:var(--green);}
.st-appr{color:var(--violet-2);}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(168,85,247,.45);}70%{box-shadow:0 0 0 6px rgba(168,85,247,0);}100%{box-shadow:0 0 0 0 rgba(168,85,247,0);}}
.cre-foot .spacer{flex:1;}
.icon-act{width:28px;height:28px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;color:var(--ink-faint);transition:all .13s;}
.icon-act:hover{background:var(--surface-2);color:var(--ink);}
.icon-act.on{color:var(--violet-2);background:var(--violet-wash);}

/* generating shimmer */
.shimmer{position:absolute;inset:0;z-index:2;background:linear-gradient(110deg,transparent 25%,rgba(139,92,246,0.14) 45%,rgba(236,72,153,0.10) 55%,transparent 75%);background-size:220% 100%;animation:sh 1.25s linear infinite;}
@keyframes sh{0%{background-position:140% 0;}100%{background-position:-40% 0;}}
.gen-core{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--ink-faint);}
.gen-core .ring{width:34px;height:34px;border-radius:50%;border:2.5px solid var(--surface-3);border-top-color:var(--violet-2);animation:spin .8s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
.gen-core .gl{font-family:var(--mono);font-size:10.5px;letter-spacing:0.04em;color:var(--ink-soft);}

/* empty state */
.empty{border:1px dashed var(--line-2);border-radius:var(--r-xl);padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px;}
.empty .e-ic{width:56px;height:56px;border-radius:16px;background:var(--violet-wash);display:flex;align-items:center;justify-content:center;color:var(--violet-2);margin-bottom:8px;}
.empty .e-t{font-size:16px;font-weight:600;}
.empty .e-s{font-size:13.5px;color:var(--ink-faint);max-width:42ch;}

/* toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);z-index:90;display:flex;align-items:center;gap:11px;padding:13px 18px;background:var(--surface-2);border:1px solid var(--line-strong);border-radius:var(--r);box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:opacity .25s, transform .25s;font-size:13.5px;font-weight:500;}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
.toast .t-ic{width:26px;height:26px;border-radius:7px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;}

/* fade-in */
.fade{animation:fadeUp .45s cubic-bezier(.22,.61,.36,1) both;}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}

@media (max-width:1180px){ .search{width:210px;} }
@media (max-width:860px){
  .app{grid-template-columns:1fr;}
  .sidebar{display:none;}
  .composer-grid{grid-template-columns:1fr;}
  .search{display:none;}
}