:root {
    --bg: #09090b;
    --card: #141416;
    --panel: #1c1c1f;
    --border: rgba(255, 255, 255, 0.08);
    --text: #ffffff;
    --text-dim: #94a3b8;
    --accent: #00ffa3;
    --danger: #ff3e3e;
    --shopee: #ff471a;
    --ml: #fff11a;
    --tiktok: #ff0050;
    --amazon: #ff9900;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Outfit', sans-serif; background: var(--bg); color: var(--text); overflow-x: hidden; line-height: 1.5; }

.container { max-width: 1400px; margin: 0 auto; padding: 15px; }

header { padding: 20px 0; border-bottom: 1px solid var(--border); margin-bottom: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }

.app-grid { display: flex; gap: 20px; align-items: flex-start; }

/* SIDEBAR RESPONSIVA */
.sidebar { width: 350px; flex-shrink: 0; position: sticky; top: 20px; background: var(--panel); border-radius: 24px; padding: 25px; border: 1px solid var(--border); }

/* GRID DE CARDS RESPONSIVA */
.cards-grid { flex-grow: 1; display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 20px; }

.section-title { display: block; font-size: 0.65rem; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; color: var(--accent); margin: 20px 0 10px 0; }
.section-title:first-child { margin-top: 0; }

.input-box { margin-bottom: 15px; }
.input-box label { display: block; font-size: 0.75rem; color: var(--text-dim); margin-bottom: 6px; }
.input-control { width: 100%; padding: 12px; background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: 12px; color: #fff; font-size: 0.9rem; font-family: inherit; transition: 0.3s; }
.input-control.accent { border-color: var(--accent); font-weight: 700; color: var(--accent); }

.toggle-box { display: flex; justify-content: space-between; align-items: center; background: rgba(0,0,0,0.2); padding: 10px 15px; border-radius: 12px; margin-bottom: 8px; border: 1px solid var(--border); }
.margin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* CARD DESIGN */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 28px; padding: 25px; display: flex; flex-direction: column; gap: 15px; box-shadow: 0 10px 30px rgba(0,0,0,0.4); }
.card-header { display: flex; justify-content: space-between; align-items: center; }

.price-hero { text-align: center; background: rgba(255,255,255,0.02); padding: 20px; border-radius: 20px; border: 1px solid rgba(255,255,255,0.05); }
.price-label { font-size: 0.65rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; display: block; }

.metrics-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.metric-badge { background: #000; padding: 12px; border-radius: 12px; text-align: center; border: 1px solid var(--border); }
.metric-value { display: block; font-size: 1rem; font-weight: 800; }
.metric-label { font-size: 0.55rem; color: var(--text-dim); text-transform: uppercase; }

.breakdown-list { margin-top: 10px; display: flex; flex-direction: column; gap: 8px; }
.line { display: flex; justify-content: space-between; font-size: 0.85rem; color: var(--text-dim); border-bottom: 1px solid rgba(255,255,255,0.04); padding-bottom: 4px; }
.line b { color: #fff; }

/* MEDIA QUERIES PARA MOBILE */
@media (max-width: 1024px) {
    .app-grid { flex-direction: column; }
    .sidebar { width: 100%; position: relative; top: 0; }
    .cards-grid { grid-template-columns: 1fr 1fr; width: 100%; }
}

@media (max-width: 768px) {
    .container { padding: 10px; }
    header { text-align: center; justify-content: center; }
    .cards-grid { grid-template-columns: 1fr; }
    .price-hero div { font-size: 2.5rem !important; } /* Ajuste do preço gigante no celular */
    .metric-value { font-size: 0.9rem; }
    .card { padding: 20px; }
    .sidebar { padding: 20px; }
}

input[type=range] { accent-color: var(--accent); }
input[type=checkbox] { width: 18px; height: 18px; accent-color: var(--accent); cursor: pointer; }