/* MMSI Soluciones Informáticas - Design System & Modern Corporate Theme 2026 */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* Default Theme: DIA (Light Mode) */
:root {
  --bg-page: #F8FAFC;
  --bg-nav: rgba(255, 255, 255, 0.9);
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;
  --bg-input: #FFFFFF;
  --bg-section-alt: #EDF2F7;
  
  --border-color: #E2E8F0;
  --border-hover: #059669;
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.12);

  --primary-green: #059669;
  --primary-green-hover: #047857;
  --primary-green-light: rgba(5, 150, 105, 0.1);
  
  --primary-blue: #2563EB;
  --primary-blue-hover: #1D4ED8;
  --primary-blue-light: rgba(37, 99, 235, 0.1);

  --gradient-brand: linear-gradient(135deg, #059669 0%, #2563EB 100%);
  --gradient-text: linear-gradient(135deg, #059669 0%, #2563EB 100%);

  --text-main: #0F172A;
  --text-muted: #475569;
  --text-dim: #94A3B8;

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

  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s ease;
}

/* NOCHE Theme (Dark Mode) */
body.theme-dark {
  --bg-page: #0B1120;
  --bg-nav: rgba(11, 17, 32, 0.9);
  --bg-card: #1E293B;
  --bg-card-hover: #26354A;
  --bg-input: #1E293B;
  --bg-section-alt: #111827;

  --border-color: rgba(255, 255, 255, 0.1);
  --border-hover: #10B981;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.6);

  --primary-green: #10B981;
  --primary-green-hover: #059669;
  --primary-green-light: rgba(16, 185, 129, 0.15);

  --primary-blue: #3B82F6;
  --primary-blue-hover: #2563EB;
  --primary-blue-light: rgba(59, 130, 246, 0.15);

  --gradient-brand: linear-gradient(135deg, #10B981 0%, #3B82F6 100%);
  --gradient-text: linear-gradient(135deg, #10B981 0%, #60A5FA 100%);

  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

body {
  background-color: var(--bg-page);
  min-height: 100vh;
  overflow-x: hidden;
}

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

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--primary-green-light);
  border: 1px solid rgba(5, 150, 105, 0.2);
  color: var(--primary-green);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

/* Layout Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 90px 0;
  position: relative;
}

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

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--bg-nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-normal);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-logo img {
  height: 44px;
  width: auto;
  border-radius: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

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

/* Header Controls & Theme Toggle */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.theme-toggle-btn:hover {
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 26px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition-fast);
}

.btn-primary {
  background: var(--gradient-brand);
  color: #FFFFFF;
  box-shadow: 0 4px 16px rgba(5, 150, 105, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(5, 150, 105, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

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

/* Hero Section */
.hero {
  padding-top: 160px;
  padding-bottom: 90px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.hero-title {
  font-size: 3.4rem;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border-color);
}

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

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-green);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-visual {
  position: relative;
}

.visual-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
}

.visual-wrapper img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - 4px);
  display: block;
}

/* Services Grid */
.services-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px auto;
}

.services-header h2 {
  font-size: 2.4rem;
  margin-bottom: 14px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-green);
  box-shadow: var(--shadow-md);
}

.service-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background: var(--primary-green-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--primary-green);
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--primary-blue-light);
  border: 1px solid rgba(37, 99, 235, 0.2);
  color: var(--primary-blue);
  font-weight: 600;
}

/* Calculator Box */
.calculator-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-md);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  margin-top: 32px;
}

.calc-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

.option-checkbox {
  display: none;
}

.option-label {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition-fast);
}

.option-label:hover {
  border-color: var(--primary-green);
}

.option-checkbox:checked + .option-label {
  border-color: var(--primary-green);
  background: var(--primary-green-light);
}

.check-box {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  border: 2px solid var(--text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  transition: var(--transition-fast);
}

.option-checkbox:checked + .option-label .check-box {
  background: var(--primary-green);
  border-color: var(--primary-green);
  color: #FFFFFF;
}

.option-info h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.option-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.calc-summary {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.summary-items {
  list-style: none;
  margin: 16px 0;
}

.summary-items li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

/* Comparison Table */
.table-wrapper {
  overflow-x: auto;
  margin-top: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background: var(--bg-card);
}

.comp-table th, .comp-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
}

.comp-table th {
  background: var(--bg-section-alt);
  color: var(--text-main);
  font-size: 0.95rem;
}

.comp-table th.highlight-header {
  color: var(--primary-green);
  background: var(--primary-green-light);
}

.comp-table td.highlight-cell {
  background: var(--primary-green-light);
  font-weight: 600;
  color: var(--primary-green);
}

/* Contact Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 3px var(--primary-green-light);
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  padding: 60px 0 30px 0;
  background: var(--bg-card);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid, .calc-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2.6rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.1rem;
  }
}