:root {
  color-scheme: dark;
  --bg: #0a0f1e;
  --bg-alt: #0f162e;
  --surface: #121b34;
  --accent: #2f6fe4;
  --accent-soft: rgba(47, 111, 228, 0.12);
  --text: #f4f6ff;
  --muted: #b9c4e3;
}

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

body {
  font-family: "Segoe UI", Arial, sans-serif;
  background: radial-gradient(circle at top, #121a35 0%, #0a0f1e 60%);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 90vw);
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 10, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand__logo {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.35);
}

.brand__name {
  font-weight: 600;
  font-size: 1rem;
}

.nav {
  display: none;
  gap: 18px;
  font-weight: 500;
  color: var(--muted);
}

.nav a:hover {
  color: var(--text);
}

.hero {
  padding: 72px 0 40px;
}

.hero__grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.hero__text h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 16px;
}

.hero__text p {
  color: var(--muted);
  margin-bottom: 24px;
  max-width: 560px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.btn {
  padding: 12px 24px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--text);
  font-weight: 600;
  box-shadow: 0 14px 26px rgba(47, 111, 228, 0.3);
}

.btn--ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

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

.highlight {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(47, 111, 228, 0.3);
  font-size: 0.95rem;
}

.hero__media img {
  width: 100%;
  border-radius: 18px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.section {
  padding: 64px 0;
}

.section--accent {
  background: linear-gradient(135deg, rgba(47, 111, 228, 0.12), transparent);
}

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

.section__header {
  margin-bottom: 28px;
}

.section__header h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 10px;
}

.section__header p {
  color: var(--muted);
  max-width: 680px;
}

.cards {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.cards--grid .card {
  text-align: center;
  font-weight: 600;
}

.card {
  background: var(--surface);
  padding: 20px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 14px 24px rgba(0, 0, 0, 0.25);
}

.service-card {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.service-card img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 12px;
}

.card--soft {
  background: rgba(18, 27, 52, 0.7);
}

.card h3 {
  margin-bottom: 8px;
}

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

.about {
  display: grid;
  gap: 24px;
  align-items: center;
}

.about__panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px;
  border-radius: 16px;
  color: var(--muted);
  display: grid;
  gap: 12px;
}

.contact {
  display: grid;
  gap: 20px;
}

.contact__logo {
  display: flex;
  justify-content: center;
}

.contact__logo img {
  width: min(260px, 70vw);
  height: auto;
  border-radius: 12px;
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.35);
}

.contact__info {
  display: grid;
  gap: 8px;
  font-weight: 600;
}

.contact__whatsapp {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.clients {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.clients span {
  background: var(--surface);
  border-radius: 12px;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.clients span::before {
  content: "●";
  color: var(--accent);
  font-size: 0.9rem;
}

.secure {
  display: grid;
  gap: 20px;
}

.secure__login h3,
.secure__content h3 {
  margin-bottom: 8px;
}

.secure__login form {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.secure__login label {
  display: grid;
  gap: 6px;
  font-weight: 600;
}

.secure__login input {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(10, 15, 30, 0.7);
  color: var(--text);
}

.secure__hint {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.secure__error {
  margin-top: 10px;
  color: #ff8a8a;
  font-weight: 600;
}

.secure__list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 16px 0 20px;
}

.secure__list a {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.secure__list li {
  display: flex;
  align-items: center;
  gap: 12px;
}

.secure__delete {
  margin-left: auto;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
}

.secure__upload {
  margin: 20px 0;
  display: grid;
  gap: 12px;
}

.secure__upload form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.secure__field {
  display: grid;
  gap: 6px;
  font-weight: 600;
}

.secure__field input {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(10, 15, 30, 0.7);
  color: var(--text);
  min-width: 220px;
}

.secure__upload input[type="file"] {
  color: var(--muted);
}

.footer {
  text-align: center;
  padding: 28px 16px;
  background: #05070f;
  color: var(--muted);
}

@media (min-width: 900px) {
  .nav {
    display: flex;
  }

  .hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .about {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .contact {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }

  .secure {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}