/* Brasil Soberano — CSS */
:root {
  --green: #2E7D32;
  --green-light: #4CAF50;
  --green-dark: #1B5E20;
  --gold: #FFD600;
  --gold-dark: #C5A028;
  --blue: #1565C0;
  --blue-light: #42A5F5;
  --blue-dark: #0D47A1;
  --white: #FFFFFF;
  --bg: #F5F5F5;
  --text: #212121;
  --text-light: #616161;
  --red: #C62828;
  --radius: 12px;
  --shadow: 0 2px 12px rgba(0,0,0,0.1);
  --transition: all 0.3s ease;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { font-family:'Segoe UI',system-ui,-apple-system,sans-serif; color:var(--text); background:var(--bg); line-height:1.7; }

/* NAV */
.navbar { background:var(--green-dark); padding:12px 20px; position:sticky; top:0; z-index:100; box-shadow:0 2px 8px rgba(0,0,0,0.3); }
.navbar .container { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:10px; }
.nav-brand { color:var(--gold); font-size:1.3rem; font-weight:800; text-decoration:none; }
.nav-brand span { color:var(--white); }
.nav-links { display:flex; gap:6px; flex-wrap:wrap; }
.nav-links a { color:rgba(255,255,255,0.85); text-decoration:none; padding:6px 12px; border-radius:20px; font-size:0.85rem; font-weight:500; transition:var(--transition); }
.nav-links a:hover, .nav-links a.active { background:rgba(255,255,255,0.15); color:var(--gold); }

/* LAYOUT */
.container { max-width:1100px; margin:0 auto; padding:0 16px; }
.page-header { background:linear-gradient(135deg,var(--green-dark),var(--blue-dark)); color:white; padding:40px 20px; text-align:center; }
.page-header h1 { font-size:2rem; margin-bottom:8px; }
.page-header p { opacity:0.85; font-size:1.05rem; }
.content { padding:30px 0; }

/* CARDS */
.card { background:white; border-radius:var(--radius); padding:24px; margin-bottom:20px; box-shadow:var(--shadow); transition:var(--transition); }
.card:hover { transform:translateY(-2px); box-shadow:0 4px 20px rgba(0,0,0,0.15); }
.card h3 { color:var(--green-dark); margin-bottom:8px; font-size:1.2rem; }
.card p { color:var(--text-light); font-size:0.95rem; }

/* TIMELINE */
.timeline { position:relative; padding-left:30px; }
.timeline::before { content:''; position:absolute; left:8px; top:0; bottom:0; width:3px; background:linear-gradient(var(--green),var(--gold),var(--blue)); border-radius:3px; }
.timeline-item { position:relative; margin-bottom:24px; }
.timeline-item::before { content:''; position:absolute; left:-26px; top:6px; width:14px; height:14px; border-radius:50%; border:3px solid var(--green); background:white; z-index:1; }
.timeline-item.revolt::before { border-color:var(--red); }
.timeline-item.empire::before { border-color:var(--gold-dark); }
.timeline-item.republic::before { border-color:var(--blue); }
.timeline-item.dictatorship::before { border-color:#424242; }
.timeline-item.democracy::before { border-color:var(--green-light); }
.timeline-year { font-size:0.8rem; font-weight:700; color:var(--green); text-transform:uppercase; letter-spacing:1px; }
.timeline-title { font-size:1.15rem; font-weight:700; color:var(--text); margin:4px 0; }
.timeline-desc { font-size:0.9rem; color:var(--text-light); margin-bottom:6px; }
.timeline-geo { font-size:0.85rem; color:var(--blue); font-style:italic; padding:8px 12px; background:rgba(21,101,192,0.06); border-left:3px solid var(--blue); border-radius:0 8px 8px 0; margin-top:6px; }
.timeline-pattern { display:inline-block; font-size:0.75rem; padding:3px 10px; border-radius:12px; background:var(--gold); color:var(--text); font-weight:600; margin-top:6px; }
.timeline-figures { font-size:0.8rem; color:var(--text-light); margin-top:4px; }

/* BADGES */
.badge { display:inline-block; padding:3px 10px; border-radius:12px; font-size:0.75rem; font-weight:600; }
.badge-colonial { background:#FFF3E0; color:#E65100; }
.badge-revolt { background:#FFEBEE; color:var(--red); }
.badge-empire { background:#FFF8E1; color:#F57F17; }
.badge-republic { background:#E3F2FD; color:var(--blue); }
.badge-dictatorship { background:#ECEFF1; color:#37474F; }
.badge-democracy { background:#E8F5E9; color:var(--green); }

/* FILTERS */
.filters { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:24px; align-items:center; }
.filters select, .filters input { padding:10px 14px; border:2px solid #E0E0E0; border-radius:8px; font-size:0.9rem; background:white; }
.filters select:focus, .filters input:focus { border-color:var(--green); outline:none; }
.btn { display:inline-block; padding:10px 20px; border-radius:8px; font-weight:600; font-size:0.9rem; text-decoration:none; border:none; cursor:pointer; transition:var(--transition); }
.btn-green { background:var(--green); color:white; }
.btn-green:hover { background:var(--green-dark); }
.btn-blue { background:var(--blue); color:white; }
.btn-blue:hover { background:var(--blue-dark); }
.btn-gold { background:var(--gold); color:var(--text); }
.btn-gold:hover { background:var(--gold-dark); }
.btn-outline { background:transparent; border:2px solid var(--green); color:var(--green); }
.btn-outline:hover { background:var(--green); color:white; }

/* PATTERN */
.pattern-card { border-left:4px solid var(--red); }
.pattern-card h3 { color:var(--red); }
.pattern-modern { background:rgba(198,40,40,0.06); padding:12px; border-radius:8px; margin:12px 0; }
.pattern-lesson { background:rgba(46,125,50,0.08); padding:12px; border-radius:8px; font-weight:500; color:var(--green-dark); }

/* STATES */
.states-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(250px,1fr)); gap:16px; }
.state-card { cursor:pointer; }
.state-card .state-code { font-size:2rem; font-weight:800; color:var(--green); }

/* FAMILIES */
.family-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:16px; }
.family-card.colonial { border-left:4px solid #E65100; }
.family-card.moderna { border-left:4px solid var(--blue); }
.family-card.política { border-left:4px solid var(--red); }

/* SIMULATOR */
.scenario { margin-bottom:30px; }
.scenario-context { background:#FFF8E1; padding:16px; border-radius:8px; margin:12px 0; }
.scenario-options { display:grid; grid-template-columns:1fr 1fr; gap:12px; margin:12px 0; }
.option-btn { padding:16px; border:2px solid #E0E0E0; border-radius:8px; background:white; cursor:pointer; font-size:0.95rem; text-align:left; transition:var(--transition); }
.option-btn:hover { border-color:var(--green); background:rgba(46,125,50,0.05); }
.option-btn.selected-a { border-color:var(--green); background:rgba(46,125,50,0.1); }
.option-btn.selected-b { border-color:var(--blue); background:rgba(21,101,192,0.1); }
.scenario-result { display:none; padding:16px; border-radius:8px; margin-top:12px; }
.scenario-result.show { display:block; background:#F5F5F5; border:1px solid #E0E0E0; }
.scenario-result h4 { color:var(--red); margin-bottom:8px; }
.scenario-lesson { background:rgba(46,125,50,0.08); padding:12px; border-radius:8px; margin-top:12px; font-weight:500; }

/* CONSTITUTION */
.article-card { position:relative; }
.article-number { font-size:0.8rem; font-weight:700; color:var(--blue); text-transform:uppercase; }
.article-status { position:absolute; top:16px; right:16px; }
.article-status.followed { color:var(--green); }
.article-status.not-followed { color:var(--red); }
.reality-check { background:#FFF3E0; padding:12px; border-radius:8px; margin-top:10px; font-size:0.9rem; }

/* TRANSPARENCY */
.hash-table { width:100%; border-collapse:collapse; }
.hash-table th, .hash-table td { padding:10px; text-align:left; border-bottom:1px solid #E0E0E0; }
.hash-table th { background:var(--green-dark); color:white; }
.hash-value { font-family:monospace; font-size:0.75rem; word-break:break-all; color:var(--text-light); }

/* FOOTER */
.footer { background:var(--green-dark); color:rgba(255,255,255,0.7); padding:30px 20px; text-align:center; margin-top:40px; }
.footer p { font-size:0.85rem; }
.footer strong { color:var(--gold); }

/* RESPONSIVE */
@media (max-width:768px) {
  .nav-links { width:100%; justify-content:center; }
  .scenario-options { grid-template-columns:1fr; }
  .states-grid { grid-template-columns:1fr 1fr; }
  .page-header h1 { font-size:1.5rem; }
}