/* ===== HEADER & NAVIGATION ===== */
header {
  background: var(--surface);
  color: var(--text-dark);
  padding: 0.75rem 1.25rem;
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1200;
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-logo {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background: white;
  flex-shrink: 0;
  box-shadow: 0 8px 16px rgba(15, 23, 42, 0.16);
}

.brand h1 {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-family-heading);
  letter-spacing: 0.25px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

nav[aria-label="Menu principal"] {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  flex: 1;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  color: var(--text-dark);
  font-size: 1.25rem;
  cursor: pointer;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

/* Mobile menu toggle behaviour (show on small screens) */
@media (max-width: 900px) {
  .menu-toggle { display: flex; }
  nav ul { display: none; position: absolute; right: 1.25rem; top: 64px; background: var(--surface); padding: 1rem; border-radius: var(--radius); box-shadow: var(--shadow); flex-direction: column; gap: 0.75rem; }
  nav[aria-label="Menu principal"] .nav-actions { display: none; }
}

nav ul li a {
  color: var(--text-dark);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: color 0.2s ease, border-bottom 0.2s ease;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}

nav ul li a:hover {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ===== CONTAINER ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== HERO SECTION ===== */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 6rem 0;
  padding-top: calc(6rem + 72px);
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-content h2 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1.05;
  margin-bottom: 0.5rem;
}

.hero-content .lead {
  max-width: 42rem;
  margin-bottom: 0.25rem;
}

.dashboard-preview {
  margin-top: 1.5rem;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.dashboard-header {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--border);
  background: #f8fbff;
}

.dashboard-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 1.25rem;
}

.dashboard-kpi {
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
}

.dashboard-kpi strong {
  display: block;
  color: var(--primary);
  margin-bottom: 0.35rem;
}

.dashboard-kpi span {
  color: var(--text-light);
  font-size: var(--font-size-sm);
}

.hero-image .dashboard-preview {
  width: 100%;
}

.hero h2 {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.hero .lead {
  font-size: var(--font-size-lg);
  color: var(--text-light);
  margin-bottom: 2rem;
}

/* ===== SECTIONS ===== */
section {
  padding: 6rem 0;
}

/* Ensure section cards (full-width) have internal container padding */
section.card {
  padding: 6rem 1.5rem;
}

.section-white {
  background: var(--background);
}

.section-blue {
  background: var(--surface);
}

/* ===== GRIDS ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.features-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

/* ===== PRICING ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

/* ===== TRIAL SECTION ===== */
.trial-section {
  width: 100%;
  padding: 4rem 0;
  background: 
    radial-gradient(circle at 18% 20%, rgba(34, 197, 94, 0.24) 0%, transparent 44%),
    radial-gradient(circle at 82% 10%, rgba(15, 118, 110, 0.28) 0%, transparent 52%),
    linear-gradient(140deg, #102620 0%, #14453e 42%, #0d2f40 100%);
  color: #ecfeff;
  margin-top: 3rem;
  border-top: 1px solid rgba(167, 243, 208, 0.28);
}

.trial-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  text-align: center;
}

.trial-inner h2 {
  color: #ecfeff;
  margin-bottom: 1rem;
  font-family: var(--font-family-heading);
}

.trial-title {
  font-size: var(--font-size-lg);
  margin: 0;
  color: white;
}

.trial-sub {
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  font-size: var(--font-size-lg);
}

/* ===== FOOTER ===== */
footer {
  padding: 4rem 0 2rem;
  margin-top: 3rem;
  color: var(--text-light);
  border-top: 2px solid var(--border);
  background: linear-gradient(180deg, var(--background) 0%, #ffffff 100%);
  backdrop-filter: blur(4px);
}

footer nav {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.footer-brand img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: white;
  padding: 2px;
  box-shadow: var(--shadow-sm);
}

.footer-meta {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: var(--font-size-sm);
}