/* Brand tokens (based on Tech4Fun-Suporte) */
:root {
  --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;

  --color-bg: #000000;
  --color-surface: #1a1c2c;
  --color-accent: #50e3f0;
  --color-magenta: #d946ef;
  --color-text: #ffffff;

  --color-border: rgba(255, 255, 255, 0.14);
  --color-muted: rgba(255, 255, 255, 0.72);
  --color-muted-2: rgba(255, 255, 255, 0.58);

  --radius-lg: 18px;
  --radius-md: 14px;
  --shadow-soft: 0 18px 50px rgba(0, 0, 0, 0.35);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.28);
}

html {
  scroll-padding-top: 96px;
}

body {
  font-family: var(--font-sans);
  padding-top: 76px;
  background: var(--color-bg);
  color: var(--color-text);
}

/* Navbar */
.navbar {
  background: color-mix(in oklab, var(--color-surface) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.brand-logo {
  height: 36px;
  width: auto;
}

.navbar .nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
  color: #ffffff;
}

/* Language switcher */
.lang-buttons {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.lang-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 6px 8px;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.lang-btn:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.09);
}

.lang-btn.active {
  border-color: color-mix(in oklab, var(--color-accent) 55%, var(--color-border));
}

.lang-btn img {
  width: 22px;
  height: auto;
  border-radius: 4px;
  display: block;
}

/* Hero */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  margin-top: -76px;
  padding: calc(70px + 76px) 0 70px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px circle at 10% 10%, rgba(80, 227, 240, 0.25), transparent 45%),
    radial-gradient(800px circle at 85% 20%, rgba(217, 70, 239, 0.22), transparent 48%),
    radial-gradient(700px circle at 65% 85%, rgba(80, 227, 240, 0.12), transparent 55%),
    linear-gradient(180deg, rgba(26, 28, 44, 0.95), rgba(0, 0, 0, 0.95));
  opacity: 1;
  z-index: 0;
}

.hero-section .container {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.06);
  padding: 8px 14px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.92);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 3.6vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
}

.hero-title::first-line {
  background: linear-gradient(90deg, var(--color-accent), var(--color-magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--color-muted);
  max-width: 52ch;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 520px;
}

.metric {
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
  padding: 14px 14px;
}

.metric-number {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--color-accent), var(--color-magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 1.15rem;
}

.metric-label {
  display: block;
  color: var(--color-muted-2);
  font-size: 0.92rem;
}

.hero-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-surface) 85%, transparent);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.hero-card-header {
  padding: 18px 18px 0;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: rgba(0, 0, 0, 0.22);
  color: rgba(255, 255, 255, 0.92);
  font-weight: 600;
}

.hero-card-body {
  padding: 18px;
}

.hero-list {
  display: grid;
  gap: 12px;
}

.hero-list-item {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 12px;
  align-items: start;
  color: rgba(255, 255, 255, 0.9);
}

.hero-list-item i {
  color: var(--color-accent);
  margin-top: 2px;
}

.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.stack-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.04);
  font-weight: 600;
  font-size: 0.92rem;
}

/* Sections */
.section {
  padding: 90px 0;
}

.section-muted {
  background: linear-gradient(180deg, rgba(26, 28, 44, 0.72), rgba(0, 0, 0, 0));
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.section-subtitle {
  color: var(--color-muted);
  margin: 0;
}

/* Cards */
.feature-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.04);
  padding: 22px;
  box-shadow: var(--shadow-card);
}

.feature-card p {
  color: var(--color-muted);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(80, 227, 240, 0.16), rgba(217, 70, 239, 0.16));
  border: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 14px;
}

.feature-icon i {
  background: linear-gradient(135deg, var(--color-accent), var(--color-magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 1.35rem;
}

/* Companies */
.company-card {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 14px;
  padding: 22px;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow-card);
  transition: transform 200ms ease, border-color 200ms ease, background 200ms ease;
}

.company-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--color-accent) 40%, var(--color-border));
  background: rgba(255, 255, 255, 0.06);
}

.company-logo {
  width: 148px;
  height: 46px;
  padding: 8px 10px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.10);
}

.company-logo img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.company-name {
  font-weight: 700;
  font-size: 1.05rem;
}

.company-desc {
  color: var(--color-muted);
}

.company-cta {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: rgba(255, 255, 255, 0.92);
  font-weight: 700;
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  padding-top: 14px;
}

.link-accent {
  color: var(--color-accent);
  text-decoration: none;
}

.link-accent:hover {
  color: color-mix(in oklab, var(--color-accent) 80%, white);
  text-decoration: underline;
}

/* About panel */
.about-panel {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: linear-gradient(135deg, rgba(80, 227, 240, 0.08), rgba(217, 70, 239, 0.08));
  box-shadow: var(--shadow-card);
  padding: 18px;
}

.about-panel-inner {
  display: grid;
  gap: 14px;
}

.about-stat {
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.18);
  padding: 16px;
}

.about-stat-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--color-accent), var(--color-magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.about-stat-label {
  color: var(--color-muted);
  margin-top: 6px;
}

/* Forms + buttons */
.form-control {
  background: rgba(0, 0, 0, 0.30);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: 12px;
  padding: 0.85rem 0.9rem;
}

.form-control:focus {
  border-color: color-mix(in oklab, var(--color-accent) 55%, white 10%);
  box-shadow: 0 0 0 0.25rem rgba(80, 227, 240, 0.18);
  background: rgba(0, 0, 0, 0.35);
  color: var(--color-text);
}

.form-label {
  color: rgba(255, 255, 255, 0.88);
  font-weight: 600;
}

.contact-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-surface) 80%, transparent);
  box-shadow: var(--shadow-soft);
  padding: 22px;
}

.btn-accent {
  --bs-btn-bg: var(--color-accent);
  --bs-btn-border-color: var(--color-accent);
  --bs-btn-hover-bg: color-mix(in oklab, var(--color-accent) 88%, black);
  --bs-btn-hover-border-color: color-mix(in oklab, var(--color-accent) 88%, black);
  --bs-btn-color: #0a0a0a;
  --bs-btn-hover-color: #0a0a0a;
  --bs-btn-active-bg: color-mix(in oklab, var(--color-accent) 82%, black);
  --bs-btn-active-border-color: color-mix(in oklab, var(--color-accent) 82%, black);
  font-weight: 800;
  border-radius: 14px;
}

.btn-outline-light {
  border-radius: 14px;
  font-weight: 800;
}

/* Footer */
.site-footer {
  padding: 42px 0;
  border-top: 1px solid var(--color-border);
  background: rgba(0, 0, 0, 0.55);
}

.footer-logo {
  height: 28px;
  width: auto;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
}

.footer-links a:hover {
  color: rgba(255, 255, 255, 0.95);
  text-decoration: underline;
}

.footer-hr {
  border-color: rgba(255, 255, 255, 0.12);
  margin: 18px 0;
}

.footer-links .sep {
  color: rgba(255, 255, 255, 0.35);
  margin: 0 10px;
}

/* WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-decoration: none;
  color: #0a0a0a;
  background: #25d366;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  z-index: 1000;
}

.whatsapp-float:hover {
  transform: translateY(-2px);
  color: #0a0a0a;
}

.whatsapp-float i {
  font-size: 28px;
}

/* Responsive */
@media (max-width: 991.98px) {
  .hero-section {
    margin-top: -76px;
    padding: calc(56px + 76px) 0 70px;
    min-height: auto;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    max-width: 420px;
  }
}