/* MH2 Sistemas — Site Institucional */

:root {
  --color-bg: #0f1117;
  --color-bg-alt: #141824;
  --color-surface: #1a1f2e;
  --color-surface-elevated: #222840;
  --color-text: #e8ecf4;
  --color-text-muted: #8b95a8;
  --color-primary: #00aaff;
  --color-primary-dark: #0088cc;
  --color-primary-glow: rgba(0, 170, 255, 0.15);
  --color-accent: #0077cc;
  --color-success: #2a9d8f;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(255, 255, 255, 0.15);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --header-height: 72px;
  --font: 'Poppins', system-ui, -apple-system, sans-serif;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: #6ecfff; }

img { max-width: 100%; height: auto; display: block; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, #6ecfff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 500;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #fff;
  border-color: transparent;
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--color-primary-glow);
  color: #fff;
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-hover);
}
.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-glow);
}

.btn--sm { padding: 0.5rem 1rem; font-size: 0.875rem; }
.btn--lg { padding: 0.875rem 1.75rem; font-size: 1rem; }

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(15, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.header--scrolled {
  background: rgba(15, 17, 23, 0.95);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-text);
  font-weight: 600;
  font-size: 1.05rem;
}
.header__logo:hover { color: var(--color-text); }

.header__nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.header__nav a:not(.btn) {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}
.header__nav a:not(.btn):hover { color: var(--color-text); }

.header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.header__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + 3rem) 0 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(0, 170, 255, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(0, 119, 204, 0.08) 0%, transparent 50%),
    var(--color-bg);
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--color-primary-glow);
  border: 1px solid rgba(0, 170, 255, 0.25);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero__stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero__stat strong {
  display: block;
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 0.15rem;
}
.hero__stat span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Hero visual cards */
.hero__visual {
  position: relative;
  min-height: 420px;
}

.hero__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.hero__card--main {
  padding: 1.75rem;
  position: relative;
  z-index: 2;
}

.hero__card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

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

.hero__card-badge {
  padding: 0.3rem 0.75rem;
  background: var(--color-primary-glow);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero__card-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.hero__card-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.hero__card-list li i {
  color: var(--color-primary);
  width: 20px;
  text-align: center;
}

.hero__card--float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.15rem;
  z-index: 3;
  animation: float 4s ease-in-out infinite;
}
.hero__card--float i {
  font-size: 1.25rem;
  color: var(--color-primary);
}
.hero__card--float strong {
  display: block;
  font-size: 0.85rem;
}
.hero__card--float span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.hero__card--top { top: -10px; right: -20px; animation-delay: 0s; }
.hero__card--bottom { bottom: 20px; left: -30px; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section--dark {
  background: var(--color-bg-alt);
}

.section--alt {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section__label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section__header h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.section__header p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.about-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.about-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
}

.about-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-glow);
  border-radius: var(--radius-sm);
  font-size: 1.35rem;
  color: var(--color-primary);
}

.about-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}
.about-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.about-details {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.about-details__item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.about-details__item i {
  font-size: 1.5rem;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 0.15rem;
}
.about-details__item strong {
  display: block;
  margin-bottom: 0.35rem;
}
.about-details__item p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Product */
.product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.product__lead {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.product__highlights {
  list-style: none;
  margin-bottom: 2rem;
}
.product__highlights li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.product__highlights li i {
  color: var(--color-success);
  margin-top: 0.2rem;
}

/* Product screen mockup */
.product__screen {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.product__screen-bar {
  display: flex;
  gap: 6px;
  padding: 0.75rem 1rem;
  background: var(--color-surface-elevated);
  border-bottom: 1px solid var(--color-border);
}
.product__screen-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border-hover);
}
.product__screen-bar span:first-child { background: #e63946; }
.product__screen-bar span:nth-child(2) { background: #f59e0b; }
.product__screen-bar span:nth-child(3) { background: #2a9d8f; }

.product__screen-body {
  display: flex;
  min-height: 280px;
}

.product__screen-sidebar {
  width: 48px;
  background: var(--color-bg);
  padding: 0.75rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  border-right: 1px solid var(--color-border);
}

.product__screen-nav-item {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  color: var(--color-text-muted);
  font-size: 0.75rem;
}
.product__screen-nav-item.active {
  background: var(--color-primary-glow);
  color: var(--color-primary);
}

.product__screen-main {
  flex: 1;
  padding: 1rem;
}

.product__screen-header {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text-muted);
}

.product__screen-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.product__screen-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
}
.product__screen-card span {
  display: block;
  font-size: 0.65rem;
  color: var(--color-text-muted);
}
.product__screen-card strong {
  font-size: 1.1rem;
  color: var(--color-primary);
}

.product__screen-chart {
  height: 80px;
  background: linear-gradient(180deg, var(--color-primary-glow) 0%, transparent 100%);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.product__screen-chart::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(90deg,
    transparent 0%, var(--color-primary) 20%, transparent 40%,
    var(--color-primary) 55%, transparent 70%, var(--color-primary) 85%, transparent 100%
  );
  opacity: 0.3;
  clip-path: polygon(0 100%, 5% 70%, 15% 80%, 25% 50%, 35% 60%, 45% 30%, 55% 45%, 65% 20%, 75% 40%, 85% 15%, 95% 35%, 100% 10%, 100% 100%);
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}
.feature-card:hover {
  border-color: rgba(0, 170, 255, 0.3);
  transform: translateY(-3px);
}

.feature-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-glow);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}
.feature-card p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* Audience */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.audience-card {
  display: flex;
  gap: 1.25rem;
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}
.audience-card:hover { border-color: var(--color-border-hover); }

.audience-card__icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-glow);
  border-radius: var(--radius-sm);
  font-size: 1.25rem;
  color: var(--color-primary);
}

.audience-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}
.audience-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact__list {
  list-style: none;
  margin-top: 2rem;
}
.contact__list li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.contact__list li i {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-glow);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  flex-shrink: 0;
}
.contact__list strong {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.15rem;
}
.contact__list span,
.contact__list a {
  font-size: 0.95rem;
}

.contact__cta {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
}

.contact__logo {
  height: 48px;
  width: auto;
  margin: 0 auto 1.5rem;
}

.contact__cta h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}
.contact__cta p {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.contact__cta .btn {
  margin: 0.35rem;
}

.contact__env-note {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  opacity: 0.7;
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  background: var(--color-bg-alt);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}
.footer__links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.footer__links a:hover { color: var(--color-primary); }

/* Responsive */
@media (max-width: 960px) {
  .hero__content,
  .product,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero__visual { min-height: 320px; margin-top: 1rem; }
  .hero__card--top { right: 0; }
  .hero__card--bottom { left: 0; }

  .about-grid,
  .about-details,
  .features-grid {
    grid-template-columns: 1fr;
  }

  .audience-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .header__nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(15, 17, 23, 0.98);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .header__nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .header__toggle { display: flex; }

  .header__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .header__toggle.active span:nth-child(2) { opacity: 0; }
  .header__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero { min-height: auto; }
  .hero__stats { gap: 1.25rem; }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
  .footer__links { flex-wrap: wrap; justify-content: center; }
}