/* FyT Gastos — Landing Page Styles */

:root {
  /* Brand palette */
  --color-primary: #1a73e8;
  --color-primary-dark: #1557b0;
  --color-primary-light: #e8f0fe;
  --color-accent: #34a853;
  --color-accent-dark: #2d8f47;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-border: #e5e7eb;

  /* Typography */
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --section-pad: 5rem 1.5rem;
  --container-max: 960px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

/* Language toggle */
[lang="en"] .es { display: none; }
[lang="es"] .en { display: none; }

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ─── Nav ─── */
.nav {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  padding: 0.75rem 1.5rem;
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

.nav-brand span {
  color: var(--color-primary);
}

.lang-toggle {
  display: flex;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
}

.lang-toggle button {
  padding: 0.35rem 0.75rem;
  border: none;
  background: transparent;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-light);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.lang-toggle button.active {
  background: var(--color-primary);
  color: #fff;
}

/* ─── Hero ─── */
.hero {
  padding: 5rem 1.5rem 4rem;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

/* ─── CTAs ─── */
.cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.15s;
}

.cta-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.cta-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  background: transparent;
  color: var(--color-primary);
  text-decoration: none;
  border: 2px solid var(--color-primary);
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.15s;
}

.cta-secondary:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
}

.cta-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: 0.75rem;
}

/* ─── Segments ─── */
.segments {
  padding: var(--section-pad);
  background: var(--color-bg-alt);
}

.segments-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: var(--container-max);
  margin: 0 auto;
}

.segment-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  text-align: center;
}

.segment-card .icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.segment-card h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.segment-card p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.segment-card ul {
  list-style: none;
  text-align: left;
  margin-bottom: 1.5rem;
}

.segment-card li {
  padding: 0.35rem 0;
  font-size: 0.95rem;
  color: var(--color-text);
}

.segment-card li::before {
  content: '✓ ';
  color: var(--color-accent);
  font-weight: 700;
}

/* ─── How it works ─── */
.how-it-works {
  padding: var(--section-pad);
}

.section-title {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 3rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: var(--container-max);
  margin: 0 auto;
}

.step {
  text-align: center;
  padding: 1.5rem;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 50%;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ─── Trust signals ─── */
.trust {
  padding: var(--section-pad);
  background: var(--color-bg-alt);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: var(--container-max);
  margin: 0 auto;
}

.trust-item {
  text-align: center;
  padding: 1.5rem;
}

.trust-item .icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.trust-item strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.trust-item p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ─── Footer ─── */
.footer {
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.footer a {
  color: var(--color-text-light);
  text-decoration: none;
}

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

.footer-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  margin-bottom: 0.75rem;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  :root {
    --section-pad: 3.5rem 1.25rem;
  }

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

  .steps {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .trust-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .hero {
    padding: 3.5rem 1.25rem 3rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .cta-primary, .cta-secondary {
    width: 100%;
    justify-content: center;
  }
}