:root {
  --primary: #991b1b;
  --primary-dark: #7f1d1d;
  --gradient-sunrise: linear-gradient(135deg, #f59e0b 0%, #dc2626 50%, #7c2d12 100%);
  --stone-50: #fafaf9;
  --stone-100: #f5f5f4;
  --stone-200: #e7e5e4;
  --stone-500: #78716c;
  --stone-600: #57534e;
  --stone-700: #44403c;
  --stone-800: #292524;
  --stone-900: #1c1917;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.12);
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--stone-50);
  color: var(--stone-700);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
  font-weight: 600;
  color: var(--stone-900);
  letter-spacing: -0.02em;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  width: 44px;
  height: 44px;
  background: var(--gradient-sunrise);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.25rem;
  color: var(--stone-800);
  font-weight: 700;
}

.brand-tagline {
  font-size: 0.72rem;
  color: var(--stone-500);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--stone-600);
  font-weight: 500;
  font-size: 0.92rem;
  transition: var(--transition);
}

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.mobile-menu-btn span {
  width: 28px;
  height: 2px;
  background: var(--stone-700);
}

/* Buttons */
.btn,
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--gradient-sunrise);
  color: white;
  text-decoration: none;
  padding: 14px 28px;
  border: none;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}

.btn:hover,
.btn-primary:hover {
  transform: translateY(-2px);
  opacity: 0.95;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: white;
  color: var(--stone-800);
  text-decoration: none;
  padding: 14px 24px;
  border: 1px solid var(--stone-200);
  border-radius: 999px;
  font-weight: 700;
  transition: var(--transition);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  color: var(--primary);
}

/* Generic cards */
.card,
.info-card,
.value-card,
.sidebar-box,
.form-box {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0,0,0,0.04);
}

/* Forms */
input,
select,
textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--stone-200);
  border-radius: 12px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  background: white;
  transition: var(--transition);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(153, 27, 27, 0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

/* FAQ */
.faq-section {
  margin: 2rem 0;
}

.faq-item {
  background: white;
  margin: 1rem 0;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.04);
}

.faq-question {
  padding: 1rem 1.2rem;
  background: var(--stone-900);
  color: white;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question:hover {
  background: var(--stone-800);
}

.faq-answer {
  padding: 0 1rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer.show {
  padding: 1rem 1.2rem;
  max-height: 500px;
}

/* Alerts */
.alert {
  padding: 16px;
  border-radius: 12px;
  margin-bottom: 20px;
}

.alert-success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Footer */
.footer {
  background: var(--stone-900);
  color: white;
  padding: 60px 0 30px;
  margin-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer p,
.footer-links a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
}

.footer-links {
  list-style: none;
  display: grid;
  gap: 10px;
}

.footer-links a:hover {
  color: white;
}

.footer-title {
  margin-bottom: 14px;
  font-size: 1rem;
  font-weight: 700;
}

.social-links {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.85rem;
  opacity: 0.65;
}

/* Floating WhatsApp */
.floating-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
}

.floating-whatsapp a {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: white;
  padding: 12px 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  box-shadow: var(--shadow-xl);
  transition: var(--transition);
}

.floating-whatsapp a:hover {
  transform: scale(1.05);
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 24px;
  left: 24px;
  background: var(--primary);
  color: white;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

/* Counters */
.counters {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 2rem;
  margin: 3rem 0;
  text-align: center;
}

.counter-number {
  font-size: 3rem;
  font-weight: bold;
  color: var(--primary);
}

/* Current year in footer */
.current-year {
  display: inline;
}

/* Responsive */
@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: white;
    flex-direction: column;
    justify-content: center;
    padding: 40px;
    box-shadow: var(--shadow-xl);
    transition: right 0.3s ease;
    z-index: 999;
  }

  .nav-links.active {
    right: 0;
  }

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

  .container {
    padding: 0 20px;
  }

  .floating-whatsapp a span {
    display: none;
  }

  .floating-whatsapp a {
    width: 56px;
    height: 56px;
    justify-content: center;
    padding: 0;
    border-radius: 50%;
  }

  .back-to-top {
    left: 16px;
    bottom: 16px;
  }

  .floating-whatsapp {
    right: 16px;
    bottom: 16px;
  }
}