/* ========================
     ElBR Solutions - CSS
   ======================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #1a56e8;
  --blue-dark: #1241c0;
  --blue-light: #e8f0fe;
  --green: #16a34a;
  --purple: #7c3aed;
  --orange: #ea580c;
  --teal: #0d9488;
  --red: #dc2626;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-900: #111827;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.12);
}

body { font-family: var(--font); color: var(--gray-700); background: #fff; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* -------- BUTTONS -------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; border-radius: var(--radius);
  font-size: 15px; font-weight: 600; cursor: pointer;
  border: 2px solid transparent; transition: all .2s;
}
.btn-primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.btn-outline { background: transparent; color: var(--blue); border-color: var(--blue); }
.btn-outline:hover { background: var(--blue-light); }
.btn-ghost { background: transparent; color: var(--gray-700); border-color: var(--gray-200); }
.btn-ghost:hover { background: var(--gray-100); }
.btn-white { background: #fff; color: var(--blue); border-color: #fff; }
.btn-white:hover { background: var(--blue-light); }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-full { width: 100%; justify-content: center; }

/* -------- NAVBAR -------- */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.95); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 32px; height: 64px;
}
.logo { font-size: 22px; font-weight: 800; color: var(--gray-900); }
.logo span { color: var(--blue); }
.nav-links { display: flex; gap: 8px; flex: 1; }
.nav-links a {
  padding: 8px 14px; border-radius: 8px; font-size: 15px;
  color: var(--gray-600); font-weight: 500; transition: all .15s;
}
.nav-links a:hover, .nav-links a.active { background: var(--blue-light); color: var(--blue); }
.nav-actions { display: flex; gap: 10px; align-items: center; margin-left: auto; }
.nav-user { font-size: 14px; font-weight: 600; color: var(--gray-700); padding: 0 8px; }
.hamburger { display: none; background: none; border: none; font-size: 22px; cursor: pointer; }

/* -------- HERO -------- */
.hero {
  min-height: calc(100vh - 64px);
  display: flex; align-items: center;
  background: linear-gradient(135deg, #f0f4ff 0%, #fff 60%);
  padding: 60px 24px;
  gap: 60px; max-width: 1200px; margin: 0 auto;
}
.hero-content { flex: 1; max-width: 560px; }
.badge {
  display: inline-block; background: var(--blue-light); color: var(--blue);
  padding: 4px 14px; border-radius: 20px; font-size: 13px; font-weight: 600;
  margin-bottom: 20px;
}
.hero-content h1 {
  font-size: clamp(32px, 4vw, 52px); font-weight: 800;
  color: var(--gray-900); line-height: 1.15; margin-bottom: 20px;
}
.hero-content > p { font-size: 18px; color: var(--gray-600); margin-bottom: 32px; line-height: 1.7; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; align-items: center; gap: 24px; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-size: 22px; font-weight: 800; color: var(--gray-900); }
.stat span { font-size: 13px; color: var(--gray-400); }
.stat-div { width: 1px; height: 36px; background: var(--gray-200); }
.hero-visual { flex: 1; display: flex; justify-content: center; align-items: center; }
.hero-card {
  background: var(--gray-900); border-radius: var(--radius-lg);
  width: 100%; max-width: 400px; box-shadow: var(--shadow-lg); overflow: hidden;
}
.card-header { display: flex; gap: 8px; padding: 14px 16px; background: #1f2937; }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot.green { background: #22c55e; }
.dot.yellow { background: #f59e0b; }
.dot.red { background: #ef4444; }
.card-body { padding: 20px; font-family: 'Courier New', monospace; font-size: 14px; }
.code-line { margin-bottom: 10px; }
.c2 { margin-bottom: 16px; }
.kw { color: #f472b6; } .var { color: #93c5fd; } .fn { color: #34d399; }
.str { color: #fde68a; } .val { color: #a5f3fc; } .cm { color: #6b7280; }
.code-out { background: #065f46; color: #6ee7b7; padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-top: 12px; }

/* -------- FEATURES -------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.features { padding: 80px 0; background: var(--gray-50); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { font-size: 36px; font-weight: 800; color: var(--gray-900); margin-bottom: 12px; }
.section-header p { font-size: 18px; color: var(--gray-600); max-width: 520px; margin: 0 auto; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.feature-card {
  background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 28px; transition: transform .2s, box-shadow .2s;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center; font-size: 20px; margin-bottom: 16px;
}
.icon-blue   { background: #dbeafe; color: var(--blue); }
.icon-green  { background: #dcfce7; color: var(--green); }
.icon-purple { background: #ede9fe; color: var(--purple); }
.icon-orange { background: #ffedd5; color: var(--orange); }
.icon-teal   { background: #ccfbf1; color: var(--teal); }
.icon-red    { background: #fee2e2; color: var(--red); }
.feature-card h3 { font-size: 18px; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.feature-card p  { font-size: 15px; color: var(--gray-600); line-height: 1.6; }

/* -------- CTA -------- */
.cta-section { padding: 80px 0; }
.cta-box {
  background: linear-gradient(135deg, var(--blue) 0%, #4f46e5 100%);
  border-radius: var(--radius-lg); padding: 60px; text-align: center; color: #fff;
}
.cta-box h2 { font-size: 36px; font-weight: 800; margin-bottom: 12px; }
.cta-box p  { font-size: 18px; opacity: .9; margin-bottom: 32px; }

/* -------- FOOTER -------- */
.footer { background: var(--gray-900); color: var(--gray-400); padding: 60px 0 24px; }
.footer-logo { color: #fff; }
.footer-desc { font-size: 14px; line-height: 1.7; margin-top: 12px; max-width: 240px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer h4 { color: #fff; font-size: 14px; font-weight: 700; margin-bottom: 16px; text-transform: uppercase; letter-spacing: .5px; }
.footer ul { display: flex; flex-direction: column; gap: 10px; }
.footer ul li, .footer ul a { font-size: 14px; color: var(--gray-400); transition: color .15s; }
.footer ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #374151; padding-top: 24px; text-align: center; font-size: 13px; }

/* -------- PAGE HEADER -------- */
.page-header {
  background: linear-gradient(135deg, #f0f4ff 0%, #fff 100%);
  padding: 60px 24px 40px; text-align: center; border-bottom: 1px solid var(--gray-200);
}
.page-header h1 { font-size: 40px; font-weight: 800; color: var(--gray-900); margin-bottom: 12px; }
.page-header p  { font-size: 18px; color: var(--gray-600); max-width: 560px; margin: 0 auto; }
.page-content { max-width: 1200px; margin: 0 auto; padding: 60px 24px; }

/* -------- SOBRE -------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-bottom: 60px; }
.about-text h2 { font-size: 30px; font-weight: 800; color: var(--gray-900); margin-bottom: 16px; }
.about-text p  { font-size: 16px; color: var(--gray-600); line-height: 1.8; margin-bottom: 16px; }
.about-visual { background: var(--gray-50); border-radius: var(--radius-lg); padding: 40px; border: 1px solid var(--gray-200); }
.metric-row { display: flex; justify-content: space-around; margin-bottom: 32px; }
.metric { text-align: center; }
.metric strong { display: block; font-size: 36px; font-weight: 800; color: var(--blue); }
.metric span   { font-size: 14px; color: var(--gray-600); }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.team-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 24px; text-align: center; }
.avatar { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 700; color: #fff; }
.av-blue   { background: var(--blue); }   .av-purple { background: var(--purple); }
.av-teal   { background: var(--teal); }   .av-green  { background: var(--green); }
.av-orange { background: var(--orange); } .av-red    { background: var(--red); }
.team-card h4 { font-size: 16px; font-weight: 700; color: var(--gray-900); margin-bottom: 4px; }
.team-card p  { font-size: 13px; color: var(--gray-400); }

/* -------- SERVIÇOS -------- */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 24px; }
.service-card {
  background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 32px; transition: all .2s;
}
.service-card:hover { border-color: var(--blue); box-shadow: 0 0 0 4px var(--blue-light); }
.service-icon { font-size: 32px; margin-bottom: 16px; }
.service-card h3 { font-size: 20px; font-weight: 700; color: var(--gray-900); margin-bottom: 10px; }
.service-card p  { color: var(--gray-600); line-height: 1.7; margin-bottom: 20px; }
.price { font-size: 28px; font-weight: 800; color: var(--blue); }
.price span { font-size: 14px; font-weight: 400; color: var(--gray-400); }

/* -------- CONTATO -------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-info h2 { font-size: 28px; font-weight: 800; color: var(--gray-900); margin-bottom: 20px; }
.contact-info p  { color: var(--gray-600); margin-bottom: 32px; }
.contact-item { display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
.contact-icon { width: 44px; height: 44px; background: var(--blue-light); color: var(--blue); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.contact-item h4 { font-size: 14px; font-weight: 700; color: var(--gray-900); margin-bottom: 2px; }
.contact-item p  { font-size: 14px; color: var(--gray-600); margin: 0; }
.contact-form-box { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 32px; }
.contact-form-box h3 { font-size: 20px; font-weight: 700; color: var(--gray-900); margin-bottom: 24px; }

/* -------- FORMS -------- */
.auth-page {
  min-height: calc(100vh - 64px);
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 100%);
  padding: 40px 24px;
}
.auth-card {
  background: #fff; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: 48px;
  width: 100%; max-width: 440px;
}
.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-logo .logo { font-size: 26px; }
.auth-card h1 { font-size: 26px; font-weight: 800; color: var(--gray-900); margin-bottom: 6px; text-align: center; }
.auth-card .subtitle { font-size: 15px; color: var(--gray-600); text-align: center; margin-bottom: 32px; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--gray-200);
  border-radius: var(--radius); font-size: 15px; font-family: var(--font);
  color: var(--gray-900); background: #fff; transition: border-color .15s; outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-light); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-hint { font-size: 12px; color: var(--gray-400); margin-top: 4px; }
.form-check { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--gray-600); }
.form-check input { width: auto; margin: 0; }
.form-check a { color: var(--blue); font-weight: 500; }
.auth-footer { text-align: center; margin-top: 24px; font-size: 14px; color: var(--gray-600); }
.auth-footer a { color: var(--blue); font-weight: 600; }

.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 14px; margin-bottom: 20px; }
.alert-success { background: #dcfce7; color: #15803d; border: 1px solid #bbf7d0; }
.alert-error   { background: #fee2e2; color: #b91c1c; border: 1px solid #fecaca; }
.alert-info    { background: #dbeafe; color: #1d4ed8; border: 1px solid #bfdbfe; }

/* -------- RESPONSIVE -------- */
@media (max-width: 900px) {
  .hero { flex-direction: column; text-align: center; padding: 40px 24px; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; background: #fff; border-bottom: 1px solid var(--gray-200); padding: 16px; }
  .nav-links.open { display: flex; }
  .nav-actions .btn:first-child { display: none; }
  .hamburger { display: block; margin-left: auto; }
  .footer-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 32px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .cta-box { padding: 40px 24px; }
}