/* ===================================================
   TLPP Site — style.css
   Dark theme, Inter + JetBrains Mono
   =================================================== */

/* === Variáveis === */
:root {
  --bg:           #080c18;
  --bg-alt:       #0e1424;
  --surface:      #121929;
  --surface-2:    #1a2338;
  --border:       #1e2a40;
  --border-2:     #283550;

  --text:         #e8eef8;
  --text-2:       #8b9ec0;
  --text-3:       #556480;

  --blue:         #3b82f6;
  --blue-l:       #60a5fa;
  --blue-d:       #1d4ed8;
  --cyan:         #06b6d4;
  --purple:       #a855f7;
  --green:        #22c55e;
  --orange:       #f97316;
  --red:          #ef4444;
  --yellow:       #eab308;
  --indigo:       #6366f1;

  --code-bg:      #060b14;
  --kw:  #ff79c6;
  --tp:  #8be9fd;
  --st:  #f1fa8c;
  --cm:  #4e5f80;
  --fn:  #50fa7b;
  --nm:  #bd93f9;
  --ns:  #8be9fd;
  --cn:  #ffb86c;
  --an:  #ff79c6;
  --pp:  #ff79c6;

  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;

  --r:    8px;
  --r-lg: 16px;
  --r-xl: 24px;

  --shadow:    0 4px 32px rgba(0,0,0,.5);
  --shadow-lg: 0 8px 64px rgba(0,0,0,.7);
  --glow-blue: 0 0 40px rgba(59,130,246,.2);

  --t: 200ms ease;
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
strong { color: var(--text); font-weight: 600; }
em { color: var(--text-2); font-style: italic; }

/* === Container === */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================================================
   Buttons
   =================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--r);
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--t);
  border: 1.5px solid transparent;
  white-space: nowrap;
  font-family: var(--sans);
}
.btn svg { flex-shrink: 0; }

.btn-primary {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}
.btn-primary:hover {
  background: var(--blue-l);
  border-color: var(--blue-l);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(59,130,246,.4);
}

.btn-secondary {
  background: rgba(59,130,246,.1);
  color: var(--blue-l);
  border-color: rgba(59,130,246,.25);
}
.btn-secondary:hover {
  background: rgba(59,130,246,.18);
  border-color: rgba(59,130,246,.5);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-2);
  border-color: var(--border-2);
}
.btn-outline:hover {
  color: var(--text);
  border-color: var(--blue);
  background: rgba(59,130,246,.06);
}

/* ===================================================
   Sections
   =================================================== */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }

.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}
.section-header p {
  color: var(--text-2);
  font-size: 1.05rem;
  max-width: 580px;
  margin: 0 auto;
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(59,130,246,.1);
  color: var(--blue-l);
  border: 1px solid rgba(59,130,246,.22);
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.inline-code {
  font-family: var(--mono);
  font-size: .82em;
  background: rgba(59,130,246,.1);
  color: var(--blue-l);
  padding: 2px 7px;
  border-radius: 5px;
  border: 1px solid rgba(59,130,246,.18);
}

/* Scroll fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .55s ease, transform .55s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===================================================
   Navbar
   =================================================== */
#navbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  background: rgba(8, 12, 24, .8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--t), border-color var(--t);
}
#navbar.scrolled {
  background: rgba(8, 12, 24, .96);
  border-bottom-color: var(--border-2);
}
.nav-inner {
  display: flex;
  align-items: center;
  height: 60px;
  gap: 8px;
}
.nav-brand { flex-shrink: 0; margin-right: 8px; }
.logo-text {
  font-size: 1.45rem;
  font-weight: 800;
  font-family: var(--mono);
  letter-spacing: -.02em;
}
.logo-accent { color: var(--blue); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
}
.nav-links a {
  padding: 6px 12px;
  border-radius: var(--r);
  color: var(--text-2);
  font-size: .875rem;
  font-weight: 500;
  transition: all var(--t);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: rgba(255,255,255,.06);
}

.nav-cta { font-size: .82rem !important; padding: 8px 14px !important; margin-left: auto; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transition: all var(--t);
}

/* ===================================================
   Hero
   =================================================== */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 0 80px;
  overflow: hidden;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 50% -5%, rgba(59,130,246,.14) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 75% 80%, rgba(168,85,247,.07) 0%, transparent 60%);
}
.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,.045) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 90% 75% at 50% 50%, black 0%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 75% at 50% 50%, black 0%, transparent 100%);
}

.hero-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: rgba(59,130,246,.1);
  border: 1px solid rgba(59,130,246,.28);
  border-radius: 100px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--blue-l);
  margin-bottom: 28px;
  animation: fadeDown .6s ease both;
}
.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  animation: pulse 2s ease infinite;
}

.hero-title {
  font-size: clamp(2.6rem, 6vw, 4.8rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.03em;
  margin-bottom: 24px;
  animation: fadeDown .6s ease .1s both;
}
.gradient-text {
  background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 40%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.18rem);
  color: var(--text-2);
  max-width: 660px;
  line-height: 1.78;
  margin-bottom: 44px;
  animation: fadeDown .6s ease .2s both;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 64px;
  animation: fadeDown .6s ease .3s both;
}

.hero-stats {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  padding: 20px 44px;
  animation: fadeUp .65s ease .45s both;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 36px;
}
.stat-number {
  font-size: 1.9rem;
  font-weight: 800;
  font-family: var(--mono);
  color: var(--blue-l);
  letter-spacing: -.02em;
}
.stat-label {
  font-size: .75rem;
  color: var(--text-3);
  margin-top: 3px;
  white-space: nowrap;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: var(--border-2);
  flex-shrink: 0;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .75rem;
  color: var(--text-3);
  animation: bounce 2s ease infinite;
}

/* ===================================================
   Sobre
   =================================================== */
.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.sobre-text .section-tag { display: inline-block; }
.sobre-text h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.25;
  margin-bottom: 20px;
}
.sobre-text p {
  color: var(--text-2);
  margin-bottom: 16px;
  line-height: 1.78;
}
.sobre-highlights {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 28px;
}
.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 16px;
  border-radius: var(--r);
  background: rgba(255,255,255,.02);
  border: 1px solid var(--border);
  transition: border-color var(--t);
}
.highlight-item:hover { border-color: var(--border-2); }
.highlight-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: 1px; }
.highlight-text strong { display: block; font-size: .9rem; margin-bottom: 2px; }
.highlight-text span { font-size: .83rem; color: var(--text-3); }

/* Code window in "sobre" */
.sobre-code .code-window {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border-2);
  box-shadow: var(--shadow), var(--glow-blue);
}

/* ===================================================
   Recursos Grid
   =================================================== */
.recursos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.recurso-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 22px;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  position: relative;
  overflow: hidden;
}
.recurso-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59,130,246,.05), transparent 60%);
  opacity: 0;
  transition: opacity var(--t);
  pointer-events: none;
}
.recurso-card:hover {
  border-color: var(--border-2);
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}
.recurso-card:hover::after { opacity: 1; }

/* stagger delays */
.recursos-grid .recurso-card:nth-child(2) { transition-delay: 60ms; }
.recursos-grid .recurso-card:nth-child(3) { transition-delay: 120ms; }
.recursos-grid .recurso-card:nth-child(4) { transition-delay: 180ms; }
.recursos-grid .recurso-card:nth-child(5) { transition-delay: 0ms; }
.recursos-grid .recurso-card:nth-child(6) { transition-delay: 60ms; }
.recursos-grid .recurso-card:nth-child(7) { transition-delay: 120ms; }
.recursos-grid .recurso-card:nth-child(8) { transition-delay: 180ms; }

.recurso-icon {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}
.recurso-icon svg { width: 20px; height: 20px; }

.icon-blue   { background: rgba(59,130,246,.15);  color: #60a5fa; }
.icon-green  { background: rgba(34,197,94,.15);   color: #4ade80; }
.icon-purple { background: rgba(168,85,247,.15);  color: #c084fc; }
.icon-orange { background: rgba(249,115,22,.15);  color: #fb923c; }
.icon-red    { background: rgba(239,68,68,.15);   color: #f87171; }
.icon-cyan   { background: rgba(6,182,212,.15);   color: #22d3ee; }
.icon-yellow { background: rgba(234,179,8,.15);   color: #facc15; }
.icon-indigo { background: rgba(99,102,241,.15);  color: #818cf8; }

.recurso-card h3 { font-size: .95rem; font-weight: 700; margin-bottom: 8px; }
.recurso-card p  { font-size: .83rem; color: var(--text-2); line-height: 1.62; margin-bottom: 14px; }
.recurso-card strong { color: var(--text); }
.recurso-card em     { color: var(--text-2); font-style: italic; }

.recurso-tag {
  display: inline-block;
  padding: 2px 10px;
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  border-radius: 100px;
  color: var(--text-3);
  border: 1px solid var(--border-2);
}

/* ===================================================
   Comparativo
   =================================================== */
.comparativo-wrapper {
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--border);
}
.comparativo-table {
  width: 100%;
  border-collapse: collapse;
}
.comparativo-table th,
.comparativo-table td {
  padding: 13px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.comparativo-table thead tr th {
  background: var(--surface-2);
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-2);
}
.comparativo-table tbody tr:last-child td { border-bottom: none; }
.comparativo-table tbody tr {
  transition: background var(--t);
  background: var(--surface);
}
.comparativo-table tbody tr:nth-child(even) { background: var(--bg-alt); }
.comparativo-table tbody tr:hover { background: rgba(59,130,246,.05); }

.col-feature { font-size: .875rem; color: var(--text-2); font-weight: 500; }
.col-advpl, .col-tlpp { text-align: center; }
th.col-tlpp { background: rgba(59,130,246,.08) !important; }
td.col-tlpp { background: rgba(59,130,246,.03); }

.lang-badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 100px;
  font-size: .82rem;
  font-weight: 700;
}
.advpl-badge {
  background: rgba(100,116,139,.18);
  color: #94a3b8;
  border: 1px solid rgba(100,116,139,.3);
}
.tlpp-badge {
  background: rgba(59,130,246,.18);
  color: var(--blue-l);
  border: 1px solid rgba(59,130,246,.38);
}
.val-yes     { color: #4ade80; font-size: .875rem; font-weight: 500; }
.val-no      { color: #f87171; font-size: .875rem; }
.val-warn    { color: #facc15; font-size: .875rem; }
.val-neutral { color: var(--text-2); font-size: .875rem; font-family: var(--mono); font-size: .8rem; }

/* ===================================================
   Code Demo
   =================================================== */
.code-demo {
  border-radius: var(--r-xl);
  border: 1px solid var(--border-2);
  overflow: hidden;
  background: var(--code-bg);
}
.code-tabs {
  display: flex;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}
.code-tabs::-webkit-scrollbar { display: none; }
.code-tab {
  padding: 14px 22px;
  background: none;
  border: none;
  color: var(--text-3);
  font-size: .84rem;
  font-weight: 500;
  font-family: var(--sans);
  cursor: pointer;
  transition: all var(--t);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.code-tab:hover { color: var(--text-2); }
.code-tab.active { color: var(--blue-l); border-bottom-color: var(--blue); }

.code-panel { display: none; }
.code-panel.active { display: block; }

.code-panel-info {
  padding: 14px 24px;
  font-size: .83rem;
  color: var(--text-2);
  background: rgba(255,255,255,.025);
  border-bottom: 1px solid var(--border);
  line-height: 1.5;
}
.code-panel-info strong { color: var(--text); margin-right: 8px; }

/* ===================================================
   Code Window (shared styles)
   =================================================== */
.code-window,
.code-window-flat {
  overflow: hidden;
}
.code-window { border-radius: var(--r-lg); border: 1px solid var(--border-2); }

.code-window-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.code-dots { display: flex; gap: 6px; }
.code-dots span { width: 12px; height: 12px; border-radius: 50%; }
.code-dots span:nth-child(1) { background: #ff5f57; }
.code-dots span:nth-child(2) { background: #ffbd2e; }
.code-dots span:nth-child(3) { background: #28ca41; }
.code-filename { font-family: var(--mono); font-size: .77rem; color: var(--text-3); }

.code-content {
  font-family: var(--mono);
  font-size: .82rem;
  line-height: 1.78;
  padding: 24px 28px;
  background: var(--code-bg);
  overflow-x: auto;
  color: #cdd6f4;
  tab-size: 2;
}

/* Syntax tokens (Dracula-inspired) */
.code-content .kw { color: var(--kw); }
.code-content .tp { color: var(--tp); }
.code-content .st { color: var(--st); }
.code-content .cm { color: var(--cm); font-style: italic; }
.code-content .fn { color: var(--fn); }
.code-content .nm { color: var(--nm); }
.code-content .ns { color: var(--ns); }
.code-content .cn { color: var(--cn); }
.code-content .an { color: var(--an); }
.code-content .pp { color: var(--pp); }

/* ===================================================
   Ecossistema
   =================================================== */
.eco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.eco-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 32px;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.eco-card:hover {
  transform: translateY(-5px);
  border-color: rgba(59,130,246,.45);
  box-shadow: var(--shadow), 0 0 0 1px rgba(59,130,246,.15);
}
.eco-card:nth-child(2) { transition-delay: 80ms; }
.eco-card:nth-child(3) { transition-delay: 160ms; }

.eco-header { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.eco-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(59,130,246,.1);
  border: 1px solid rgba(59,130,246,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-l);
  flex-shrink: 0;
}
.eco-icon svg { width: 24px; height: 24px; }
.eco-card h3 { font-size: 1.08rem; font-weight: 700; }
.eco-card p  { color: var(--text-2); font-size: .875rem; line-height: 1.72; margin-bottom: 20px; }
.eco-card em { font-style: italic; color: var(--text-2); }

.eco-features { display: flex; flex-direction: column; gap: 8px; }
.eco-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .83rem;
  color: var(--text-2);
}
.eco-features li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}

/* ===================================================
   CTA
   =================================================== */
.cta-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 50% 50%, rgba(59,130,246,.07) 0%, transparent 65%),
    radial-gradient(ellipse 40% 50% at 80% 80%, rgba(168,85,247,.06) 0%, transparent 60%);
  pointer-events: none;
}
.cta-content {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  position: relative;
}
.cta-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(34,197,94,.1);
  color: #4ade80;
  border: 1px solid rgba(34,197,94,.22);
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.cta-content h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 14px;
}
.cta-content p {
  color: var(--text-2);
  font-size: 1.05rem;
  line-height: 1.78;
  margin-bottom: 36px;
}
.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===================================================
   Footer
   =================================================== */
footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 56px 0 28px;
}
.footer-content {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1.5fr;
  gap: 48px;
  margin-bottom: 36px;
}
.footer-brand .logo-text { font-size: 1.5rem; font-family: var(--mono); display: block; margin-bottom: 12px; }
.footer-brand p { color: var(--text-3); font-size: .85rem; line-height: 1.65; }
.footer-col h4 {
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: var(--text-2);
  font-size: .85rem;
  margin-bottom: 8px;
  transition: color var(--t);
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  text-align: center;
  color: var(--text-3);
  font-size: .78rem;
}
.footer-bottom strong { color: var(--text-2); font-weight: 600; }

/* ===================================================
   Animations
   =================================================== */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .6; transform: scale(.85); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ===================================================
   Responsive
   =================================================== */
@media (max-width: 1100px) {
  .recursos-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .sobre-grid { grid-template-columns: 1fr; gap: 44px; }
  .eco-grid   { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .hero-stats {
    flex-direction: column;
    padding: 20px 32px;
    gap: 16px;
    width: 100%;
  }
  .stat { padding: 0; }
  .stat-divider { width: 80%; height: 1px; }
  .comparativo-table th:first-child,
  .comparativo-table td:first-child { font-size: .78rem; padding: 11px 12px; max-width: 140px; }
}
@media (max-width: 540px) {
  .recursos-grid { grid-template-columns: 1fr; }
  .hero-actions  { flex-direction: column; align-items: center; }
  .cta-actions   { flex-direction: column; align-items: center; }
  .hero-stats { display: none; }
}

/* Mobile nav open state */
#navbar.menu-open .nav-links {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  background: rgba(8,12,24,.98);
  border-bottom: 1px solid var(--border);
  padding: 16px;
  gap: 4px;
}
#navbar.menu-open .nav-hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
#navbar.menu-open .nav-hamburger span:nth-child(2) {
  opacity: 0;
}
#navbar.menu-open .nav-hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}