/* =====================================================
   FENG SHUI NALBA - ESTILO CORPORATIVO PREMIUM
   ===================================================== */

/* ---------- Variables de color ---------- */

:root {
  --fsn-red: #b32024;        /* Rojo tántrico/protector */
  --fsn-red-dark: #8f171a;   /* Rojo más profundo */
  --fsn-gold: #d4a94f;       /* Dorado tibetano */
  --fsn-bg: #f7f4ef;         /* Fondo principal */
  --fsn-white: #ffffff;
  --fsn-text: #222222;
  --fsn-muted: #666666;
  --fsn-border: #e0d8cc;
}

/* ---------- Reset ---------- */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--fsn-text);
  background-color: var(--fsn-bg);
  line-height: 1.7;
  font-weight: 400;
}

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

h1, h2, h3 {
  font-family: "Playfair Display", serif;
  color: var(--fsn-text);
  margin-top: 0;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--fsn-red);
  text-decoration: none;
}

a:hover {
  color: var(--fsn-red-dark);
}

/* ---------- Layout general ---------- */

.fsn-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

/* =====================================================
   TOPBAR
   ===================================================== */

.fsn-topbar {
  background-color: #f1ebe1;
  color: var(--fsn-muted);
  font-size: 0.85rem;
  border-bottom: 1px solid var(--fsn-border);
}

.fsn-topbar-inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 1.5rem;
  padding: 6px 0;
}

.fsn-topbar a {
  font-weight: 500;
}

/* =====================================================
   HEADER PRINCIPAL
   ===================================================== */

.fsn-header-main {
  background-color: var(--fsn-white);
  border-bottom: 1px solid var(--fsn-border);
  padding: 14px 0;
}

.fsn-header-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.fsn-logo img {
  height: 70px;
  width: auto;
}

.fsn-site-title {
  font-size: 0.85rem;
  color: var(--fsn-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* =====================================================
   MENÚ DE NAVEGACIÓN
   ===================================================== */

.fsn-nav ul {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 14px;
}

.fsn-nav a {
  padding: 6px 12px;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 999px;
  color: var(--fsn-text);
}

.fsn-nav a:hover,
.fsn-nav a.fsn-nav-active {
  background-color: var(--fsn-red);
  color: var(--fsn-white);
}

/* =====================================================
   HERO PRINCIPAL
   ===================================================== */

.fsn-hero {
  background: radial-gradient(circle at top left, #ffffff 0%, #f7f4ef 55%, #efe5d6 100%);
  padding: 60px 0 45px;
  border-bottom: 1px solid var(--fsn-border);
}

.fsn-hero-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  align-items: center;
  gap: 40px;
}

.fsn-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  font-size: 0.8rem;
  background-color: #fff5f5;
  border: 1px solid #f1d1d1;
  color: var(--fsn-red);
  border-radius: 999px;
  margin-bottom: 12px;
}

.fsn-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--fsn-red);
}

.fsn-hero h1 {
  font-size: 2.3rem;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.fsn-hero-lead {
  font-size: 1.05rem;
  color: var(--fsn-muted);
  margin-bottom: 1.3rem;
}

.fsn-hero-list {
  list-style: none;
  padding: 0;
  margin-bottom: 1.4rem;
}

.fsn-hero-list li {
  display: flex;

  gap: 8px;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.fsn-hero-list li::before {
  content: "▸";
  color: var(--fsn-red);
}

/* Botones */

.fsn-btn-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.fsn-btn-primary,
.fsn-btn-secondary {
  padding: 10px 18px;
  font-size: 0.95rem;
  border-radius: 999px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.fsn-btn-primary {
  background-color: var(--fsn-red);
  color: var(--fsn-white);
}

.fsn-btn-primary:hover {
  background-color: var(--fsn-red-dark);
}

.fsn-btn-secondary {
  background-color: var(--fsn-white);
  color: var(--fsn-red);
  border: 1px solid var(--fsn-red);
}

.fsn-btn-secondary:hover {
  background-color: #fff5f5;
}

/* Tarjeta lateral */
.fsn-hero-card {
  background-color: var(--fsn-white);
  border: 1px solid var(--fsn-border);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.08);
  padding: 22px 24px;
  border-radius: 14px;
}

.fsn-hero-card h2 {
  margin-bottom: 0.4rem;
  font-size: 1.25rem;
}

.fsn-hero-card-highlight {
  color: var(--fsn-red);
  font-weight: 600;
}

.fsn-hero-card-list {
  list-style: none;
  padding: 0;
}

/* =====================================================
   SECCIONES GENERALES
   ===================================================== */

.fsn-section {
  padding: 50px 0 40px;
}

.fsn-section--alt {
  background-color: #fffdf9;
  border-top: 1px solid var(--fsn-border);
  border-bottom: 1px solid var(--fsn-border);
}

.fsn-section-title {
  text-align: center;
  margin-bottom: 30px;
}

.fsn-section-title h2 {
  font-size: 1.6rem;
}

.fsn-section-title p {
  color: var(--fsn-muted);
  max-width: 760px;
  margin: 0 auto;
  font-size: 1rem;
}

/* =====================================================
   GRID 3 TARJETAS
   ===================================================== */

.fsn-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.fsn-card {
  background-color: var(--fsn-white);
  padding: 20px 22px;
  border-radius: 14px;
  border: 1px solid var(--fsn-border);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.05);
}

.fsn-card h3 {
  margin-bottom: 0.4rem;
  font-size: 1.1rem;
}

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

/* =====================================================
   PASOS (CÓMO TRABAJAMOS)
   ===================================================== */

.fsn-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.fsn-step {
  background: var(--fsn-white);
  border: 1px solid var(--fsn-border);
  border-radius: 12px;
  padding: 18px 16px;
  font-size: 0.95rem;
}

.fsn-step-number {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: var(--fsn-red);
  color: var(--fsn-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: bold;
  margin-bottom: 6px;
}

/* =====================================================
   CTA FINAL
   ===================================================== */

.fsn-cta {
  background: linear-gradient(135deg, var(--fsn-red), var(--fsn-red-dark));
  padding: 32px 24px;
  border-radius: 16px;
  color: var(--fsn-white);
  text-align: center;
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.25);
}

.fsn-cta h2 {
  color: var(--fsn-white);
  margin-bottom: 0.6rem;
  font-size: 1.4rem;
}

.fsn-cta p {
  max-width: 680px;
  margin: 0 auto 1rem;
  font-size: 1rem;
}

/* =====================================================
   FOOTER
   ===================================================== */

.fsn-footer {
  background-color: #1f1a1a;
  padding: 18px 0;
  color: #f4f0ea;
  font-size: 0.9rem;
}

.fsn-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.fsn-footer a {
  color: #f4f0ea;
  text-decoration: underline;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */

@media (max-width: 940px) {
  .fsn-hero-grid {
    grid-template-columns: 1fr;
  }

  .fsn-grid-3 {
    grid-template-columns: 1fr 1fr;
  }

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

  .fsn-header-flex {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

@media (max-width: 640px) {
  .fsn-grid-3,
  .fsn-steps {
    grid-template-columns: 1fr;
  }

  .fsn-hero h1 {
    font-size: 1.7rem;
  }

  .fsn-nav ul {
    gap: 10px;
    flex-wrap: wrap;
  }

  .fsn-logo img {
    height: 55px;
  }
}