/* ==========================================================================
   SOLUCIONESTECNICAS.CL - LIGHT & FIRM CORPORATE DESIGN SYSTEM
   Tonos firmes, claros, corporativos y de alta legibilidad.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette - Firm & Clear Light Corporate */
  --bg-dark: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-surface-alt: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F8FAFC;

  --border-color: #E2E8F0;
  --border-highlight: #CBD5E1;

  /* Primary Firm Corporate Accents */
  --accent-navy: #0F2942;
  --accent-blue: #1E3A8A;
  --accent-electric: #2563EB;
  --accent-cyan: #0284C7;
  --accent-orange: #D97706;
  --accent-amber: #EA580C;
  --accent-green: #059669;

  /* Typography Colors */
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-dim: #64748B;
  --text-inverse: #FFFFFF;

  /* Font Families */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
  --shadow-card: 0 10px 30px -5px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 40px -10px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

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

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* Badge System */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.badge-status {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: var(--accent-green);
}

.badge-status .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse-ring 1.8s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.6); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(5, 150, 105, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

.badge-electric {
  background: #EFF6FF;
  border: 1px solid #BFDBFE;
  color: var(--accent-blue);
}

.badge-orange {
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  color: var(--accent-orange);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-navy);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(15, 41, 66, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: #1E3A8A;
  box-shadow: 0 6px 20px rgba(15, 41, 66, 0.35);
}

.btn-orange {
  background: var(--accent-orange);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.25);
}

.btn-orange:hover {
  transform: translateY(-2px);
  background: #B45309;
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.35);
}

.btn-outline {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--bg-surface-alt);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

/* Header & Nav */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.header-top {
  background: var(--accent-navy);
  color: #FFFFFF;
  padding: 0.45rem 0;
  font-size: 0.85rem;
}

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

.header-contact-items {
  display: flex;
  gap: 1.8rem;
  align-items: center;
}

.header-contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #E2E8F0;
}

.header-contact-item i {
  color: #38BDF8;
}

.header-contact-item a:hover {
  color: #38BDF8;
}

.navbar {
  padding: 0.8rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-brand {
  display: flex;
  align-items: center;
  transition: transform var(--transition-fast);
}

.logo-brand:hover {
  transform: scale(1.02);
}

.logo-img {
  height: 56px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
  list-style: none;
}

.nav-links a {
  font-weight: 700;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-blue);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  padding-top: 175px;
  padding-bottom: 90px;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-surface-alt) 100%);
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  margin-top: 1rem;
  margin-bottom: 1.2rem;
  letter-spacing: -1px;
  color: var(--accent-navy);
}

.hero-content h1 .gradient-text {
  color: var(--accent-electric);
}

.hero-content h1 .highlight-orange {
  color: var(--accent-orange);
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 92%;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent-navy);
  line-height: 1;
}

.stat-item:nth-child(2) .stat-number {
  color: var(--accent-orange);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.3rem;
}

/* Hero Media / Realistic Image Showcase */
.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 6px;
  background: #FFFFFF;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.hero-image-inner {
  position: relative;
  border-radius: calc(var(--radius-lg) - 4px);
  overflow: hidden;
}

.hero-image-inner img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  display: block;
}

.hero-floating-card {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-card);
}

.hero-floating-card i {
  font-size: 1.8rem;
  color: var(--accent-blue);
}

.hero-floating-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-navy);
}

.hero-floating-info p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Section Header Component */
.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3.5rem auto;
}

.section-header h2 {
  font-size: 2.4rem;
  margin-top: 0.6rem;
  margin-bottom: 1rem;
  color: var(--accent-navy);
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Specialties / Services Section */
.specialties-section {
  padding: 90px 0;
  background: var(--bg-surface);
  position: relative;
  border-bottom: 1px solid var(--border-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-lg);
}

.service-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card-image img {
  transform: scale(1.05);
}

.service-tag {
  position: absolute;
  top: 15px;
  left: 15px;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tag-electricidad {
  background: var(--accent-navy);
  color: #FFFFFF;
}

.tag-redes {
  background: var(--accent-blue);
  color: #FFFFFF;
}

.tag-calderas {
  background: var(--accent-orange);
  color: #FFFFFF;
}

.tag-obras {
  background: var(--accent-amber);
  color: #FFFFFF;
}

.service-card-body {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.icon-electricidad {
  background: #EFF6FF;
  color: var(--accent-blue);
}

.icon-redes {
  background: #F0F9FF;
  color: var(--accent-cyan);
}

.icon-calderas {
  background: #FFFBEB;
  color: var(--accent-orange);
}

.icon-obras {
  background: #FFF7ED;
  color: var(--accent-amber);
}

.service-card-body h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
  color: var(--accent-navy);
}

.service-card-body p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-features-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.service-features-list li {
  font-size: 0.88rem;
  color: var(--text-main);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.service-features-list li i {
  color: var(--accent-green);
}

.btn-card-action {
  width: 100%;
  padding: 0.75rem;
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--accent-navy);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.service-card:hover .btn-card-action {
  background: var(--accent-navy);
  border-color: var(--accent-navy);
  color: #FFFFFF;
}

/* Interactive Calculator Section */
.calculator-section {
  padding: 90px 0;
  background: var(--bg-surface-alt);
}

.calculator-wrapper {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-card);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.calc-step-title {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--accent-navy);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.calc-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.calc-option-btn {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-main);
}

.calc-option-btn:hover {
  border-color: var(--accent-blue);
  background: #F8FAFC;
}

.calc-option-btn.selected {
  background: #EFF6FF;
  border-color: var(--accent-blue);
  box-shadow: 0 0 10px rgba(37, 99, 235, 0.15);
}

.calc-option-btn i {
  font-size: 1.4rem;
  color: var(--accent-blue);
  display: block;
  margin-bottom: 0.5rem;
}

.calc-option-btn.selected i {
  color: var(--accent-orange);
}

.calc-option-btn h4 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
  color: var(--accent-navy);
}

.calc-option-btn p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.calc-result-box {
  background: var(--accent-navy);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.calc-result-header h3 {
  font-size: 1.45rem;
  margin-bottom: 0.5rem;
  color: #FFFFFF;
}

.calc-price-estimate {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 800;
  color: #FBBF24;
  margin: 1.2rem 0 0.4rem 0;
}

.calc-price-note {
  font-size: 0.85rem;
  color: #94A3B8;
  margin-bottom: 2rem;
}

/* Technical Team Gallery Section */
.team-section {
  padding: 90px 0;
  background: #FFFFFF;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

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

.team-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: center;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.team-card:hover {
  border-color: var(--accent-navy);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.team-img-wrapper {
  height: 250px;
  overflow: hidden;
}

.team-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card-info {
  padding: 1.5rem;
}

.team-card-info h4 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
  color: var(--accent-navy);
}

.team-card-info p {
  color: var(--accent-blue);
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.team-badges {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.team-badge-tag {
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* Contact Section */
.contact-section {
  padding: 90px 0;
  background: var(--bg-dark);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
}

.contact-info-card {
  background: var(--accent-navy);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.contact-info-card h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.contact-info-card p {
  color: #94A3B8;
  margin-bottom: 2rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-method-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-method-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #38BDF8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-method-icon.orange {
  color: #FBBF24;
}

.contact-method-text h5 {
  font-size: 0.85rem;
  color: #94A3B8;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-method-text a,
.contact-method-text p {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
}

.contact-method-text a:hover {
  color: #38BDF8;
}

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

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--accent-navy);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

select.form-control {
  cursor: pointer;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Modal Window */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.5rem;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal-box {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
}

.modal-close:hover {
  color: var(--text-main);
  background: #E2E8F0;
}

/* Footer */
.footer {
  background: var(--accent-navy);
  color: #FFFFFF;
  padding: 70px 0 30px 0;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  color: #94A3B8;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  max-width: 320px;
}

.footer-title {
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  color: #FFFFFF;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #94A3B8;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #38BDF8;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #64748B;
  font-size: 0.85rem;
}

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 58px;
  height: 58px;
  background-color: #25D366;
  color: #FFF;
  border-radius: 50%;
  text-align: center;
  font-size: 28px;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.6);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content h1 {
    font-size: 2.7rem;
  }
  .hero-description {
    max-width: 100%;
  }
  .hero-actions {
    justify-content: center;
  }
  .calc-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header-top {
    display: none;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .calc-options {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}