/* ==========================================================================
   OBSIDIAN Commercial Headquarters — Modern Professional Stylesheet
   Version: 1.0.0 (High-Performance, Pure CSS, Zero External Dependencies)
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-dark: #0e1513;
  --surface-dark: #14201d;
  --surface-dark-card: #1b2c28;
  --border-dark: #243b35;

  --bg-light: #f7faf8;
  --bg-alt: #edf3f0;
  --surface-white: #ffffff;
  --border-light: #d6e0db;
  --border-subtle: #e5ece8;

  --text-main: #13201d;
  --text-muted: #4e635d;
  --text-light: #f1f5f3;
  --text-light-muted: #95aaa4;

  --primary: #15735d;
  --primary-hover: #0f5746;
  --primary-subtle: #e6f4f0;
  --accent: #22c55e;
  --accent-cyan: #06b6d4;
  --danger: #ef4444;
  --danger-subtle: #fef2f2;
  --warning: #f59e0b;
  --warning-subtle: #fffbeb;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.08), 0 2px 4px -2px rgb(0 0 0 / 0.06);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.06);

  /* Layout */
  --container-max: 1200px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-light);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Accessibility Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--primary);
  color: #fff;
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  z-index: 1000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Announcement Bar */
.announcement-bar {
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-size: 0.85rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border-dark);
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.announcement-bar .badge {
  background: rgba(34, 197, 94, 0.15);
  color: var(--accent);
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.announcement-link {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
}

.announcement-link:hover {
  text-decoration: underline;
}

/* Site Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.brand-glyph {
  color: var(--primary);
  font-size: 1.25rem;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.75rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  padding: 0.4rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger {
  display: block;
  width: 1.5rem;
  height: 2px;
  background-color: var(--text-main);
  position: relative;
  transition: background-color var(--transition-fast);
}

.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--text-main);
  left: 0;
  transition: transform var(--transition-normal);
}

.hamburger::before { top: -6px; }
.hamburger::after { bottom: -6px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  line-height: 1.2;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
}

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

.btn-secondary {
  background-color: var(--surface-white);
  color: var(--text-main);
  border-color: var(--border-light);
}

.btn-secondary:hover {
  background-color: var(--bg-alt);
  border-color: var(--text-muted);
}

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

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

.btn-block {
  width: 100%;
}

/* Sections Global */
.section-padding {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

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

.section-header {
  max-width: 780px;
  margin: 0 auto 3.5rem;
}

.text-center {
  text-align: center;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.section-lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Hero Section */
.hero-section {
  padding: 4.5rem 0 5rem;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-light) 100%);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--primary-subtle);
  color: var(--primary);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(21, 115, 93, 0.2);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.4);
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 850;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--text-main);
  margin-bottom: 1.5rem;
}

.text-accent {
  color: var(--primary);
}

.hero-lead {
  font-size: 1.2rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-proof-strip {
  display: flex;
  gap: 2rem;
  border-top: 1px solid var(--border-light);
  padding-top: 1.75rem;
}

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

.proof-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
}

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

/* Terminal Card in Hero */
.terminal-card {
  background-color: var(--bg-dark);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  font-family: var(--font-mono);
}

.terminal-header {
  background-color: var(--surface-dark);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-dark);
}

.window-buttons {
  display: flex;
  gap: 6px;
  margin-right: 1rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }

.terminal-title {
  color: var(--text-light-muted);
  font-size: 0.75rem;
}

.terminal-body {
  padding: 1.25rem 1.25rem;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-light);
}

.cmd-prompt { color: var(--accent); margin-right: 0.5rem; }
.cmd-text { color: #fff; font-weight: 600; }
.code-output { margin-left: 1.25rem; font-size: 0.8rem; }
.cmd-cursor {
  animation: blink 1s step-end infinite;
  color: var(--accent);
}

@keyframes blink { 50% { opacity: 0; } }

.text-success { color: var(--accent); }
.text-danger { color: var(--danger); }
.text-warn { color: var(--warning); }
.text-muted { color: var(--text-muted); }

.terminal-footer {
  background-color: var(--surface-dark);
  padding: 0.5rem 1rem;
  border-top: 1px solid var(--border-dark);
  font-size: 0.75rem;
  color: var(--text-light-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.status-indicator.online { background-color: var(--accent); box-shadow: 0 0 6px var(--accent); }

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
  margin-bottom: 5rem;
}

.service-card {
  background: var(--surface-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.service-icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 1.25rem;
  line-height: 1;
}

.service-title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
  color: var(--text-main);
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.service-features {
  list-style: none;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
}

.service-features li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.875rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* Staged Pricing Packages */
.packages-block {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2.5rem;
  box-shadow: var(--shadow-md);
}

.packages-heading {
  font-size: 1.85rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.packages-sub {
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 2.5rem;
}

.packages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.package-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  position: relative;
  background: var(--bg-light);
  transition: border-color var(--transition-fast);
}

.package-card.featured-package {
  background: var(--surface-white);
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-xl);
  transform: scale(1.02);
}

.package-tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--border-subtle);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.featured-tag {
  background: var(--primary);
  color: #fff;
}

.package-name {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.package-price {
  font-size: 2.5rem;
  font-weight: 850;
  color: var(--text-main);
  line-height: 1;
  margin-bottom: 1rem;
}

.price-type {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
}

.package-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

.package-checklist {
  list-style: none;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.package-checklist li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.package-checklist li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.packages-disclaimer {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Technology Section */
.technology-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.tech-points {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tech-point {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.tech-point-icon {
  background-color: var(--primary-subtle);
  color: var(--primary);
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.tech-point-body h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.tech-point-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.outputs-card {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.outputs-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.outputs-sub {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.75rem;
}

.output-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1rem 0;
  border-top: 1px solid var(--border-subtle);
}

.output-file-badge {
  background: var(--bg-alt);
  color: var(--primary);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.output-file-info strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.output-file-info span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Demonstrations Section */
.synthetic-notice-banner {
  background: var(--warning-subtle);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: #78350f;
}

.notice-icon {
  font-size: 1.2rem;
}

.demo-wrapper {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.demo-tabs {
  display: flex;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border-light);
  overflow-x: auto;
}

.demo-tab {
  background: none;
  border: none;
  padding: 1rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.demo-tab:hover {
  color: var(--primary);
}

.demo-tab.active {
  color: var(--primary);
  background: var(--surface-white);
  border-bottom-color: var(--primary);
}

.demo-panel {
  padding: 2rem;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

.data-table th, .data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.data-table th {
  background: var(--bg-alt);
  font-weight: 700;
  color: var(--text-main);
}

.data-table code {
  font-family: var(--font-mono);
  background: var(--bg-alt);
  padding: 0.15rem 0.35rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.highlight-warn { background-color: rgba(245, 158, 11, 0.08); }
.highlight-danger { background-color: rgba(239, 68, 68, 0.08); }
.highlight-success { background-color: rgba(34, 197, 94, 0.08); }

.table-caption {
  font-size: 0.85rem;
  margin-top: 1rem;
}

.summary-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem;
}

.summary-metric-card {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1rem;
  text-align: center;
}

.summary-metric-card.highlight-metric {
  border-color: var(--accent);
  background: var(--primary-subtle);
}

.metric-title {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.metric-value {
  font-size: 2.25rem;
  font-weight: 850;
  color: var(--text-main);
  line-height: 1;
}

/* 30-Second Comparison Card */
.comparison-card {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.comparison-header h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  text-align: center;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.comparison-col {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
}

.danger-border {
  background: var(--danger-subtle);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.success-border {
  background: var(--primary-subtle);
  border: 1px solid rgba(21, 115, 93, 0.25);
}

.comparison-col h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.comparison-col ul {
  list-style: disc;
  margin-top: 1rem;
  padding-left: 1.25rem;
  font-size: 0.9rem;
  line-height: 1.6;
}

/* About the Founder */
.about-grid {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 3.5rem;
  align-items: start;
}

.founder-badge-card {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.founder-avatar-placeholder {
  width: 90px;
  height: 90px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 800;
  margin: 0 auto 1.25rem;
  border: 3px solid var(--border-light);
}

.founder-name {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.founder-role {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.founder-location {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

.founder-stats {
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: left;
  font-size: 0.85rem;
}

.stat-row {
  display: flex;
  justify-content: space-between;
}

.about-body p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.founder-quote {
  border-left: 3px solid var(--primary);
  padding-left: 1.5rem;
  margin: 1.75rem 0;
  font-style: italic;
  color: var(--text-main);
  font-size: 1.15rem;
  line-height: 1.6;
}

/* Contact & Inquiry Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.required {
  color: var(--danger);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--text-main);
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(21, 115, 93, 0.15);
  background-color: var(--surface-white);
}

.form-check {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin: 1.5rem 0;
}

.form-check-input {
  margin-top: 0.25rem;
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--primary);
}

.form-check-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
}

/* Staged Inquiry Draft Box */
.inquiry-draft-box {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--bg-alt);
  border: 1px solid var(--primary);
  border-radius: var(--radius-lg);
}

.draft-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  font-size: 1rem;
  color: var(--primary);
}

.btn-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.draft-notice {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.draft-textarea {
  background: var(--surface-white);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  resize: vertical;
}

.draft-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* Contact Info Card */
.contact-info-card {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.info-card-title {
  font-size: 1.35rem;
  font-weight: 800;
}

.info-block {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.info-block h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.info-block p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.contact-email code {
  font-family: var(--font-mono);
  background: var(--bg-alt);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
}

.text-xs { font-size: 0.75rem; }

.marketplace-links {
  list-style: none;
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.channel-link {
  display: block;
  padding: 0.85rem 1rem;
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.channel-link:hover {
  border-color: var(--primary);
  background: var(--primary-subtle);
}

.channel-link strong {
  display: block;
  font-size: 0.9rem;
}

.channel-link span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.privacy-guarantee {
  background: var(--primary-subtle);
  border-color: rgba(21, 115, 93, 0.2);
}

.privacy-guarantee ul {
  list-style: disc;
  padding-left: 1.25rem;
  font-size: 0.85rem;
  color: var(--text-main);
  line-height: 1.6;
}

/* Site Footer */
.site-footer {
  background: var(--bg-dark);
  color: var(--text-light);
  padding-top: 4.5rem;
  padding-bottom: 2.5rem;
  margin-top: auto;
  border-top: 1px solid var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 3.5rem;
  margin-bottom: 3.5rem;
}

.footer-brand .brand-link {
  color: #fff;
  margin-bottom: 0.75rem;
}

.footer-tagline {
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.footer-sub {
  color: var(--text-light-muted);
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 380px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col a {
  color: var(--text-light-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: #fff;
}

.footer-col li {
  color: var(--text-light-muted);
  font-size: 0.85rem;
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-light-muted);
}

.legal-notice {
  font-size: 0.75rem;
  color: #718580;
  line-height: 1.6;
}

/* Local Service & Spacing Utilities */
.local-service-card {
  background: var(--bg-alt);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.local-service-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.local-service-content {
  flex: 1 1 500px;
}

.local-service-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0.5rem 0;
}

.local-service-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.badge-local {
  display: inline-block;
  background: rgba(21, 115, 93, 0.15);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.local-service-action {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.local-payment-note {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.form-intro-note {
  background: var(--bg-alt);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.form-intro-note strong {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
}

.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

/* Stripe Services Block */
.stripe-services-block {
  background: var(--surface-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.stripe-header h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0.5rem 0 0.25rem;
}

.stripe-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.stripe-card {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
}

.stripe-tier {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.stripe-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.stripe-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.stripe-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* Tools Banner Card */
.tools-banner-card {
  background: linear-gradient(135deg, var(--surface-white) 0%, var(--bg-alt) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.tools-banner-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.tools-banner-col h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0.5rem 0 0.5rem;
}

.tools-banner-col p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.tools-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.link-subtle {
  font-size: 0.85rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.link-subtle:hover {
  text-decoration: underline;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .packages-grid {
    grid-template-columns: 1fr;
  }
  .stripe-grid {
    grid-template-columns: 1fr;
  }
  .tools-banner-grid {
    grid-template-columns: 1fr;
  }
  .package-card.featured-package {
    transform: none;
  }
  .technology-grid {
    grid-template-columns: 1fr;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  .footer-links {
    grid-template-columns: 1fr 1fr;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 4.5rem;
    left: 0;
    width: 100%;
    background: #fff;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    transform: translateY(-150%);
    transition: transform var(--transition-normal);
  }

  .site-nav.open {
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }

  .nav-list .btn {
    text-align: center;
    margin-top: 0.5rem;
  }
}