*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#1e1f2e;
  --bg2:rgba(30,31,46,0.65);
  --border:rgba(255,255,255,0.08);
  --border-neon:rgba(124,109,250,0.3);
  --text:#eef0ff;--muted:#a0a4c2;
  --accent:#c084fc;--accent-dim:rgba(192,132,252,0.12);
  --cyan:#22d3ee;
  --green:#34d399;--green-dim:rgba(52,211,153,0.1);
  --glass-bg:rgba(255,255,255,0.03);
  --glass-border:rgba(255,255,255,0.1);
  --glass-shadow:0 8px 32px rgba(0,0,0,0.15);
  --radius:16px;--radius-sm:10px;
  --font-heading:'Syne',sans-serif;
  --font-body:'DM Sans',sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
.hidden{display:none!important}
button{cursor:pointer;font-family:inherit;transition:all .2s ease}

/* GLASS UTILITY */
.glass{background:var(--glass-bg);backdrop-filter:blur(16px) saturate(1.2);-webkit-backdrop-filter:blur(16px) saturate(1.2);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:var(--radius)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;border:none;transition:all .2s ease}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn:active:not(:disabled){transform:scale(0.97)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--green));color:#000;box-shadow:0 4px 20px rgba(124,109,250,0.3);font-family:var(--font-heading);font-weight:800;letter-spacing:-0.02em}
.btn-primary:hover:not(:disabled){box-shadow:0 6px 28px rgba(124,109,250,0.45);transform:translateY(-1px)}
.btn-cta{background:linear-gradient(90deg,#d946ef,var(--green));color:#fff;font-weight:800;box-shadow:0 4px 24px rgba(217,70,239,0.25);font-family:var(--font-heading);letter-spacing:-0.02em}
.btn-cta:hover:not(:disabled){box-shadow:0 6px 32px rgba(217,70,239,0.4);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid rgba(255,255,255,0.08)}
.btn-ghost:hover:not(:disabled){border-color:rgba(255,255,255,0.25);color:var(--text);background:rgba(255,255,255,0.04)}
.btn-danger{background:rgba(255,92,122,0.1);color:#ff5c7a;border:1px solid rgba(255,92,122,0.2)}
.btn-danger:hover:not(:disabled){background:#ff5c7a;color:#fff}
.btn-green{background:linear-gradient(135deg,var(--green),#10b981);color:#0a0a0f;font-weight:700;font-family:var(--font-heading)}
.btn-green:hover:not(:disabled){box-shadow:0 4px 20px rgba(34,214,138,0.3);transform:translateY(-1px)}
.btn-lg{padding:14px 30px;font-size:15px;border-radius:var(--radius)}
.w-full{width:100%}.text-center{text-align:center}
.text-sm{font-size:13px}.text-xs{font-size:11px}.text-muted{color:var(--muted)}
.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mb-4{margin-bottom:16px}

/* BADGES */
.badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.badge-green{background:var(--green-dim);color:var(--green);border:1px solid rgba(34,214,138,0.15)}
.badge-accent{background:var(--accent-dim);color:var(--accent2);border:1px solid rgba(168,85,247,0.15)}
.badge-amber{background:var(--amber-dim);color:var(--amber);border:1px solid rgba(245,166,35,0.15)}

/* CARD */
.card{background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:var(--radius);padding:24px}

/* INPUTS */
input,textarea,select{width:100%;background:rgba(12,14,24,0.7);border:1px solid var(--border2);border-radius:var(--radius-sm);color:var(--text);font-family:inherit;font-size:14px;padding:12px 16px;outline:none;transition:border .2s,box-shadow .2s}
input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(168,85,247,0.15)}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;font-weight:500}

/* PROGRESS */
.progress-bar{height:4px;background:rgba(255,255,255,0.06);border-radius:4px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--cyan),var(--green));border-radius:4px;transition:width .4s ease}

/* SPINNER */
@keyframes spin{to{transform:rotate(360deg)}}
.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,0.2);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}

/* TOASTS */
#toast-container{position:fixed;bottom:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:8px;pointer-events:none}
.toast{background:var(--glass-bg);backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-sm);padding:14px 20px;font-size:14px;box-shadow:var(--glass-shadow);display:flex;align-items:center;gap:10px;max-width:380px;pointer-events:all}
.toast.success{border-left:3px solid var(--green)}
.toast.error{border-left:3px solid var(--red)}
.toast.info{border-left:3px solid var(--cyan)}
@keyframes slideIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
.toast{animation:slideIn .25s ease}

/* MODAL */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.6);backdrop-filter:blur(8px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:16px}
.modal{background:rgba(16,18,30,0.9);backdrop-filter:blur(24px);border:1px solid var(--glass-border);border-radius:20px;padding:32px;max-width:480px;width:100%;box-shadow:0 24px 64px rgba(0,0,0,0.5),inset 0 1px 0 rgba(255,255,255,0.06)}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px) scale(0.97)}to{opacity:1;transform:translateY(0) scale(1)}}
.modal{animation:fadeUp .25s ease}

/* ─── BACKGROUND ORBS ─── */
.orb-container{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(100px);opacity:.35;will-change:transform;transition:transform 0.1s linear}
.orb-1{width:700px;height:700px;background:radial-gradient(circle,rgba(168,85,247,0.7),transparent 70%);top:-15%;left:-10%;animation:orbFloat1 14s ease-in-out infinite alternate}
.orb-2{width:600px;height:600px;background:radial-gradient(circle,rgba(0,229,255,0.6),transparent 70%);top:20%;right:-8%;animation:orbFloat2 11s ease-in-out infinite alternate}
.orb-3{width:550px;height:550px;background:radial-gradient(circle,rgba(34,214,138,0.55),transparent 70%);bottom:-10%;left:30%;animation:orbFloat3 16s ease-in-out infinite alternate}
@keyframes orbFloat1{0%{margin-top:0;margin-left:0}50%{margin-top:-20px;margin-left:30px}100%{margin-top:30px;margin-left:-20px}}
@keyframes orbFloat2{0%{margin-top:0;margin-right:0}50%{margin-top:25px;margin-right:-15px}100%{margin-top:-15px;margin-right:20px}}
@keyframes orbFloat3{0%{margin-bottom:0;margin-left:0}50%{margin-bottom:20px;margin-left:-25px}100%{margin-bottom:-20px;margin-left:15px}}

/* ─── NAV ─── */
#app-nav{position:relative;z-index:100;background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);height:60px;display:flex;align-items:center;padding:0 24px;justify-content:space-between;border-radius:100px;margin:24px auto;max-width:1100px;box-shadow:var(--glass-shadow)}
.nav-logo{font-family:var(--font-heading);font-weight:800;font-size:21px;background:linear-gradient(135deg,var(--accent),var(--cyan),var(--green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;cursor:pointer;display:flex;align-items:center;gap:8px}
.nav-logo svg{width:22px;height:22px;color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:12px;position:absolute;left:50%;transform:translateX(-50%)}
.nav-link{padding:8px 16px;border-radius:100px;font-size:14px;color:var(--muted);cursor:pointer;border:none;background:none;transition:all .2s;font-family:var(--font-body)}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,0.05)}
.nav-link.active{color:var(--text);border-bottom:2px solid var(--accent);border-radius:0}
.nav-credits{display:none}
.nav-right{display:flex;align-items:center;gap:16px;color:var(--muted)}
.nav-icon{cursor:pointer;transition:color .2s}
.nav-icon:hover{color:var(--text)}
.nav-avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--cyan));cursor:pointer;overflow:hidden;border:1px solid var(--border)}

/* BACK BUTTON */
.back-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--muted);border:1px solid var(--border);background:transparent;cursor:pointer;transition:all .2s;margin-bottom:20px}
.back-btn:hover{color:var(--text);border-color:var(--border2);background:rgba(255,255,255,0.04)}
.back-btn svg{width:16px;height:16px}

/* ─── PAGES ─── */
.page{display:none;padding-top:64px;min-height:100dvh;position:relative;z-index:1}
.page.active{display:block}
.page-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.page-title{font-family:var(--font-heading);font-weight:800;font-size:28px;letter-spacing:-0.02em}
.page-sub{font-size:14px;color:var(--muted);margin-top:4px}

/* ─── LANDING ─── */
#page-landing{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:100px 24px 60px}
.hero-title{font-family:var(--font-heading);font-weight:900;font-size:clamp(42px,7vw,82px);line-height:1.02;letter-spacing:-.04em;background:linear-gradient(135deg,#fff 30%,var(--cyan) 55%,var(--accent2) 75%,var(--green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:clamp(15px,2.5vw,18px);color:var(--muted);max-width:520px;line-height:1.65;margin-top:24px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:40px}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;max-width:880px;width:100%;margin-top:80px}
.feature-item{background:var(--glass-bg);backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:28px;text-align:left;transition:all .25s;position:relative;overflow:hidden}
.feature-item::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.1),transparent)}
.feature-item:hover{border-color:rgba(255,255,255,0.18);transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,0,0,0.3)}
.feature-icon{font-size:28px;margin-bottom:14px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:rgba(255,255,255,0.05)}
.feature-icon svg{width:24px;height:24px}
.feature-icon.icon-cyan svg{color:var(--cyan)}
.feature-icon.icon-accent svg{color:var(--accent2)}
.feature-icon.icon-green svg{color:var(--green)}
.feature-title{font-family:var(--font-heading);font-weight:700;font-size:16px;margin-bottom:8px}
.feature-desc{font-size:13px;color:var(--muted);line-height:1.6}

/* ─── AUTH ─── */
#page-auth{display:flex;align-items:center;justify-content:center;padding:80px 24px}
.auth-card{width:100%;max-width:420px}
.auth-tabs{display:flex;background:rgba(255,255,255,0.04);border-radius:var(--radius-sm);padding:4px;margin-bottom:24px;border:1px solid var(--border)}
.auth-tab{flex:1;padding:10px;border-radius:8px;font-size:14px;font-weight:500;text-align:center;cursor:pointer;color:var(--muted);border:none;background:none;transition:all .2s}
.auth-tab.active{background:rgba(255,255,255,0.08);color:var(--text);box-shadow:0 2px 8px rgba(0,0,0,0.3)}

/* ─── WORKSPACE (DASHBOARD + EDITOR) ─── */
#page-workspace{padding:0 24px 48px;display:flex;flex-direction:column;align-items:center}
.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:32px;max-width:1100px;width:100%}
.stat-card{background:var(--glass-bg);backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:20px;position:relative;overflow:hidden;transition:all .25s;display:flex;justify-content:space-between;align-items:flex-start}
.border-green { border-color: rgba(52,211,153,0.5); box-shadow: 0 0 20px rgba(52,211,153,0.15); }
.border-purple { border-color: rgba(192,132,252,0.5); box-shadow: 0 0 20px rgba(192,132,252,0.15); }
.border-blue { border-color: rgba(96,165,250,0.5); box-shadow: 0 0 20px rgba(96,165,250,0.15); }
.border-cyan { border-color: rgba(34,211,238,0.5); box-shadow: 0 0 20px rgba(34,211,238,0.15); }
.stat-icon { display: flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 50%; margin-top: 4px; }
.icon-green { background: rgba(52,211,153,0.15); color: var(--green); }
.icon-purple { background: rgba(192,132,252,0.15); color: var(--accent); }
.icon-blue { background: rgba(96,165,250,0.15); color: #60a5fa; }
.icon-cyan { background: rgba(34,211,238,0.15); color: var(--cyan); }
.stat-content{display:flex;flex-direction:column}
.stat-label{font-size:14px;color:var(--text);font-weight:500;margin-bottom:6px}
.stat-num{font-family:var(--font-heading);font-size:36px;font-weight:800;line-height:1;color:var(--text)}
.stat-sub{font-size:12px;color:var(--muted);margin-top:4px}
.stat-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--border);color:var(--green)}
.stat-icon svg{width:16px;height:16px}
.history-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px}
.history-item{background:var(--glass-bg);backdrop-filter:blur(8px);border:1px solid var(--glass-border);border-radius:var(--radius);overflow:hidden;transition:all .25s}
.history-item:hover{border-color:rgba(255,255,255,0.15);transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,0.3)}
.history-img{width:100%;aspect-ratio:1;object-fit:cover;background:rgba(255,255,255,0.03);display:block}
.history-meta{padding:12px 14px}
.history-tool{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.history-date{font-size:11px;color:var(--muted);margin-top:3px;opacity:.7}

/* ─── NEW PROJECT WINDOW ─── */
.new-project-window{background:var(--glass-bg);backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:24px;width:100%;max-width:1100px;box-shadow:var(--glass-shadow);overflow:hidden;position:relative}
.new-project-header{padding:20px 28px;border-bottom:1px solid var(--glass-border);display:flex;justify-content:space-between;align-items:center}
.new-project-title{font-family:var(--font-heading);font-size:22px;font-weight:700}
.close-btn{background:none;border:none;color:var(--muted);cursor:pointer}
.editor-layout{display:grid;grid-template-columns:320px 1fr;gap:24px;padding:28px}
@media(max-width:768px){.editor-layout{grid-template-columns:1fr}}
.tools-panel{display:flex;flex-direction:column;gap:12px}
.tool-btn{display:flex;align-items:center;gap:14px;padding:12px 18px;border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,0.01);text-align:left;cursor:pointer;width:100%;transition:all .2s;color:var(--text)}
.tool-btn:hover{border-color:rgba(255,255,255,0.2);background:rgba(255,255,255,0.03)}
.tool-btn.selected{border-color:var(--accent);background:var(--accent-dim);box-shadow:inset 0 0 12px rgba(124,109,250,0.2), 0 0 16px rgba(124,109,250,0.15)}
.tool-icon{flex-shrink:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:var(--text)}
.tool-icon svg{width:20px;height:20px}
.tool-btn.selected .tool-icon{color:var(--accent)}
.tool-name{font-size:15px;font-weight:600;font-family:var(--font-body)}
.tool-cost{display:none}
.canvas-panel{display:flex;flex-direction:column;gap:14px;justify-content:center}
.drop-zone{border:1px dashed var(--accent);border-radius:var(--radius);aspect-ratio:4/3;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;cursor:pointer;transition:all .25s;position:relative;overflow:hidden;background:rgba(124,109,250,0.05)}
.drop-zone:hover,.drop-zone.dragover{background:rgba(124,109,250,0.1)}
.drop-zone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.drop-zone-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:14px;background:transparent;color:var(--text)}
.drop-zone-icon svg{width:32px;height:32px}
.drop-zone-text{font-size:14px;color:var(--text);font-family:var(--font-body)}
.drop-zone-sub{font-size:12px;color:var(--muted);opacity:.5}
#preview-container{position:relative;display:none;width:100%}
#preview-img{width:100%;border-radius:var(--radius);display:block;max-height:520px;object-fit:contain;background:transparent}
#canvas-paint{position:absolute;top:0;left:0;border-radius:var(--radius);cursor:crosshair;display:none;touch-action:none}
input[type=range]{padding:0;height:4px;accent-color:var(--accent)}
.editor-footer{padding:0 28px 28px;display:flex;justify-content:center;margin-top:10px}
.editor-footer .btn-cta{width:100%;max-width:500px;font-size:16px;padding:16px 32px}
.result-compare{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.result-compare img{width:100%;border-radius:var(--radius);object-fit:contain;background:rgba(255,255,255,0.03);display:block}
.result-label{font-size:11px;color:var(--muted);text-align:center;margin-top:8px;text-transform:uppercase;letter-spacing:.06em}

/* ─── PLANOS ─── */
#page-planos{padding:84px 24px 48px}
.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:36px}
.plan-card{background:var(--glass-bg);backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:20px;padding:30px;position:relative;transition:all .25s;overflow:hidden}
.plan-card::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.1),transparent)}
.plan-card:hover{transform:translateY(-3px);border-color:rgba(255,255,255,0.15)}
.plan-card.featured{border-color:rgba(0,229,255,0.3);box-shadow:0 0 40px rgba(0,229,255,0.08)}
.plan-card.featured::after{content:'MAIS POPULAR';position:absolute;top:0;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--cyan),var(--green));color:#070a0f;font-size:10px;font-weight:700;letter-spacing:.1em;padding:5px 16px;border-radius:0 0 10px 10px}
.plan-name{font-family:var(--font-heading);font-weight:700;font-size:18px}
.plan-credits{font-size:36px;font-weight:800;font-family:var(--font-heading);background:linear-gradient(135deg,var(--cyan),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:12px 0 4px}
.plan-price{font-size:22px;font-weight:700;margin:8px 0 4px}
.plan-period{font-size:12px;color:var(--muted)}
.plan-features{list-style:none;margin:20px 0;display:flex;flex-direction:column;gap:10px}
.plan-features li{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}
.plan-features li::before{content:'';display:inline-block;width:16px;height:16px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2322d68a' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") no-repeat center/contain;flex-shrink:0}

/* ─── PERFIL ─── */
#page-perfil{padding:84px 24px 48px}
.profile-avatar{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,var(--accent-dim),var(--cyan-dim));border:2px solid var(--accent);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:var(--accent2);font-family:var(--font-heading)}

/* ─── RESPONSIVE ─── */
@media(max-width:640px){
  #app-nav{margin:12px;border-radius:24px}
  .nav-links{display:none}
  .page{padding-top:16px}
  .stats-row{grid-template-columns:1fr 1fr}
}