/*
 *    File: css/main.css
 *
 *    Main stylesheet for DCM-1 marketing site with Apple-inspired design,
 *    responsive layouts, typography, and component styles.
 *
 *    Created on: 4 November 2025 00:00 CST
 *    Edited on: 2026-04-13
 *
 *    Version: v3.0.0
 *
 *    v3.0.0 - Complete redesign for product launch: mobile nav toggle, new page styles.
 *
 *    Author: R. Andrew Ballard (c) 2025 "Andwardo"
 *
 *    v1.0.1 - Added proper file header with author attribution and copyright.
 *    v2.0.0 - Removed ~50 duplicate 480px media query blocks; consolidated responsive styles.
 *
 */


:root {
  --primary-blue: #007AFF;
  --text-primary: #1d1d1f;
  --text-secondary: #6e6e73;
  --background: #ffffff;
  --background-secondary: #f5f5f7;
  --border-color: #d2d2d7;
  --hover-blue: #0051D5;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--text-primary);
  background: var(--background);
  line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }

.subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.4;
}

/* Navigation */
nav {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  padding: 1rem 0;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo img {
  height: 60px;
  width: auto;
  display: block;
  transition: opacity 0.2s;
}

.logo img:hover {
  opacity: 0.8;
}

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

nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--primary-blue);
  color: white !important;
  padding: 0.5rem 1rem;
  border-radius: 1rem;
  font-weight: 500;
}

.nav-cta:hover {
  background: var(--hover-blue);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: all 0.3s;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 6rem 2rem 4rem;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.hero h1 {
  line-height: 1.3;
  margin-bottom: 1rem;
  max-width: 1100px;
}

.hero .subtitle {
  margin-bottom: 2rem;
  max-width: 700px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 2rem;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background: var(--hover-blue);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 122, 255, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
  background: var(--primary-blue);
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 122, 255, 0.3);
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Sections */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-gray {
  background: var(--background-secondary);
}

/* Feature Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.feature-card {
  text-align: center;
  padding: 2rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.timeline-card {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  border: 1px solid var(--border-color);
  transition: transform 0.3s, box-shadow 0.3s;
}

.timeline-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.feature-card h3 {
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Stats / Specs */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.spec-item {
  text-align: center;
  padding: 2rem;
  background: white;
  border-radius: 1rem;
  border: 1px solid var(--border-color);
}

.spec-value {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

.spec-label {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Pricing Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.pricing-card {
  background: white;
  border: 2px solid var(--border-color);
  border-radius: 1.5rem;
  padding: 3rem 2rem;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
  border-color: var(--primary-blue);
  border-width: 3px;
  transform: scale(1.05);
}

.pricing-tier {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.pricing-amount {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.pricing-period {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.pricing-features {
  list-style: none;
  margin: 2rem 0;
  text-align: left;
}

.pricing-features li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
}

.pricing-features li:last-child {
  border-bottom: none;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
}

input, textarea, select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary-blue);
}

textarea {
  resize: vertical;
  min-height: 150px;
}

/* Footer */
footer {
  background: var(--background-secondary);
  padding: 3rem 0 2rem;
  margin-top: 5rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section a {
  color: var(--text-secondary);
  text-decoration: none;
  display: block;
  padding: 0.25rem 0;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-section a:hover {
  color: var(--primary-blue);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  .subtitle { font-size: 1.25rem; }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 1rem 2rem 1.5rem;
    gap: 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.75rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--border-color);
  }

  .nav-links .nav-cta {
    display: block;
    text-align: center;
    margin-top: 0.75rem;
    border-bottom: none;
  }

  .logo img {
    height: 45px;
  }

  .hero {
    padding: 4rem 1.5rem 3rem;
    min-height: 60vh;
  }

  section {
    padding: 3rem 0;
  }

  .features-grid,
  .specs-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .pricing-card.featured {
    transform: none;
  }

  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
  nav .container {
    padding: 0 1rem;
  }

  .logo img {
    height: 38px;
  }
}

/* Legal / Policy Pages */
.terms-content,
.policy-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 3rem 4rem;
  line-height: 1.8;
  text-align: justify;
}

.terms-content h2,
.policy-content h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.terms-content h3,
.policy-content h3 {
  font-size: 1.15rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.terms-content p,
.policy-content p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.terms-content ul,
.policy-content ul {
  margin: 0.75rem 0 1.5rem 1.5rem;
  color: var(--text-secondary);
}

.terms-content li,
.policy-content li {
  padding: 0.3rem 0;
}

.terms-content a,
.policy-content a {
  color: var(--primary-blue);
  text-decoration: none;
}

.terms-content a:hover,
.policy-content a:hover {
  text-decoration: underline;
}

.last-updated {
  background: var(--background-secondary);
  border-radius: 0.75rem;
  padding: 1rem 1.5rem;
  margin-bottom: 2rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.important-notice {
  background: #fff3cd;
  border-left: 4px solid #ffc107;
  border-radius: 0.5rem;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.important-notice p {
  color: var(--text-primary);
  margin-bottom: 0;
}

.contact-box {
  background: var(--background-secondary);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
  margin-top: 2rem;
}

.contact-box h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }