@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;700&family=Inter:wght@300;400;600&display=swap');

:root {
  /* Paleta Elegant / Premium */
  --color-bg: #fafafa;
  /* Off-white / Cream */
  --color-bg-alt: #f3f4f6;
  /* Light Grey */

  --color-text: #1f2937;
  /* Charcoal */
  --color-text-muted: #6b7280;
  /* Grey */

  --color-primary: #1e3a8a;
  /* Deep Navy */
  --color-accent: #ca8a04;
  /* Muted Gold */

  --color-success: #059669;
  /* Emerald */
  --color-danger: #be123c;
  /* Rose */

  --color-white: #ffffff;
  --color-border: #e5e7eb;

  --font-headings: "Outfit", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 999px;

  /* Sombras Suaves (Soft Shadows) */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
}

/* Reset & Base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  background-color: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-accent);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-headings);
  font-weight: 700;
  color: var(--color-text);
  margin-top: 0;
  line-height: 1.2;
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

/* Logo */
.logo-link {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 40px;
  width: auto;
}

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-nav a {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding: 0.5rem 0;
}

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

.main-nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 1px;
  bottom: 0;
  left: 0;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

.main-nav a:hover::after {
  width: 100%;
}

.main-nav a.btn {
  padding: 0.5rem 1.2rem;
  color: var(--color-white) !important;
  background-color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.main-nav a.btn:hover {
  background-color: #1a3275;
  /* Darker navy */
  color: var(--color-white) !important;
  box-shadow: var(--shadow-md);
}

.main-nav a.btn:hover::after {
  width: 0;
  /* No underline for buttons */
}

/* ============================================
   HERO
   ============================================ */
.hero {
  padding: 6rem 0;
  background: linear-gradient(to bottom, var(--color-white), var(--color-bg));
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-copy h1 {
  font-size: 3.5rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-copy p {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
}

/* Hero Card */
.hero-card {
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.hero-card h2 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
  display: inline-block;
}

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

.hero-card li {
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text);
}

.hero-card li::before {
  content: "✓";
  color: var(--color-success);
  font-weight: bold;
}

/* ============================================
   SECTIONS & COMPONENTS
   ============================================ */
.section {
  padding: 5rem 0;
  background: var(--color-white);
}

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

.section h2 {
  text-align: center;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.section-intro {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3rem;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
  letter-spacing: 0.02em;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: #1a3275;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
  color: var(--color-white);
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-secondary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

/* Cards */
.cards-grid,
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.card,
.feature {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid var(--color-border);
}

.card:hover,
.feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.card h3,
.feature h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.card p,
.feature p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.contact-info {
  padding: 2.5rem;
  background: var(--color-primary);
  /* Navy Background */
  color: var(--color-white);
  /* White Text */
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.contact-info h3,
.contact-info h4,
.contact-info p,
.contact-info li {
  color: var(--color-white);
}

.contact-info ul {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
}

.contact-info li {
  margin-bottom: 0.75rem;
  opacity: 0.9;
}

.contact-form-card {
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.form-row {
  margin-bottom: 1.5rem;
}

.form-row label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background-color: #fdfdfd;
  transition: border-color 0.2s;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

/* Footer */
.site-footer {
  background-color: #111827;
  color: #9ca3af;
  padding: 4rem 0 2rem;
  font-size: 0.95rem;
  border-top: 4px solid var(--color-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
  text-align: left;
}

.footer-brand h3 {
  color: var(--color-white);
  font-family: var(--font-headings);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-nav h4,
.footer-legal h4 {
  color: var(--color-white);
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  letter-spacing: 0.05em;
}

.footer-nav ul,
.footer-legal ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li,
.footer-legal li {
  margin-bottom: 0.8rem;
}

.footer-nav a,
.footer-legal a {
  color: #9ca3af;
  font-weight: 400;
  transition: color 0.2s;
}

.footer-nav a:hover,
.footer-legal a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
}

/* Admin Dashboard Overrides */
.admin-section {
  background-color: var(--color-bg-alt);
}

.summary-card {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  border: 1px solid var(--color-border);
}

.summary-card h3 {
  font-size: 1rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.summary-main-value {
  font-family: var(--font-headings);
  font-size: 3rem;
  color: var(--color-primary);
  font-weight: 700;
}

/* Responsive */
@media (max-width: 768px) {

  .hero-container,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--color-white);
    flex-direction: column;
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--color-border);
  }

  .main-nav.active,
  body.nav-open .main-nav {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }
}

/* Mobile Nav Toggle (Minimalist) */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  position: relative;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  margin-bottom: 6px;
  transition: all 0.3s;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}