/* ==========================================================================
   Eagna-Smart Solutions, Inc. - Core Styling & Design System
   Visual Style: Clean Minimalist Light Theme
   ========================================================================== */

/* --- Design Tokens & CSS Custom Properties --- */
:root {
  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'Fira Code', monospace;

  /* Color Palette */
  --color-bg: #ffffff;
  --color-bg-sec: #f9fafb;
  --color-bg-glass: rgba(255, 255, 255, 0.8);
  --color-text-primary: #111827;     /* Deep slate */
  --color-text-secondary: #4b5563;   /* Slate grey */
  --color-text-muted: #9ca3af;      /* Soft grey */
  --color-accent: #3b82f6;          /* Modern blue */
  --color-accent-hover: #2563eb;    /* Indigo blue */
  --color-accent-light: #eff6ff;    /* Off-white blue tint */
  --color-border: #e5e7eb;          /* Very thin border grey */
  --color-border-focus: #3b82f6;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.03), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.03), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-accent-glow: 0 8px 30px rgba(59, 130, 246, 0.06);

  /* Spacing */
  --spacing-container: 1200px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease-in-out;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
}

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

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  background-color: var(--color-bg);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* Heading Defaults */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-text-primary);
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

img, svg {
  max-width: 100%;
  display: block;
}

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* --- Layout Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--spacing-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

section {
  padding: 7rem 0;
}

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

/* --- Styling Components & Layout --- */

/* 1. Header & Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--color-bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-smooth);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-text-primary);
}

.logo-icon {
  color: var(--color-accent);
  transition: transform 0.6s ease;
}

.logo:hover .logo-icon {
  transform: rotate(180deg);
}

.logo-text {
  display: inline-block;
}

.accent-text {
  color: var(--color-accent);
  font-weight: 300;
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-accent), #4f46e5);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  padding: 0.25rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: var(--transition-smooth);
}

.nav-link:hover {
  color: var(--color-text-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-btn {
  background-color: var(--color-text-primary);
  color: var(--color-bg);
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.nav-btn:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.nav-btn::after {
  display: none;
}

/* Mobile Toggle Hamburger button */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.mobile-toggle .bar {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: var(--transition-smooth);
}

/* 2. Hero Section */
.hero-section {
  padding-top: 11rem;
  padding-bottom: 9rem;
  background: radial-gradient(circle at top right, var(--color-accent-light), transparent 30%);
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 850px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.9rem 2rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

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

.btn-secondary:hover {
  background-color: var(--color-bg-sec);
  border-color: var(--color-text-muted);
  transform: translateY(-2px);
}

/* 3. The Meaning of Eagna Section */
.eagna-section {
  background-color: var(--color-bg-sec);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.eagna-content-wrapper {
  display: flex;
  align-items: center;
  gap: 5rem;
}

.eagna-visual {
  flex: 1;
  display: flex;
  justify-content: center;
}

.celtic-knot {
  color: var(--color-accent);
  animation: floatKnot 6s ease-in-out infinite;
}

@keyframes floatKnot {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(3deg); }
}

.eagna-text {
  flex: 1.2;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.story-copy {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
}

.story-copy strong {
  color: var(--color-text-primary);
}

/* 4. Solutions Section */
.solutions-section {
  background-color: var(--color-bg);
}

.section-header {
  max-width: 700px;
  margin-bottom: 4.5rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-top: 0.75rem;
}

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

.solution-card {
  position: relative;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.solution-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-accent-glow);
}

.card-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  padding: 0.25rem 0.75rem;
  border-radius: 99px;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-badge.badge-soon {
  background-color: var(--color-bg-sec);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.card-title {
  font-size: 1.45rem;
  margin-bottom: 1rem;
}

.card-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.95rem;
}

.card-link svg {
  transition: transform var(--transition-fast);
}

.card-link:hover {
  color: var(--color-accent-hover);
}

.card-link:hover svg {
  transform: translate(2px, -2px);
}

.soon-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

/* 5. Professional Services Section */
.services-section {
  background-color: var(--color-bg-sec);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.services-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.service-pillar {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 3rem 2.25rem;
  transition: var(--transition-smooth);
}

.service-pillar:hover {
  border-color: var(--color-text-muted);
  box-shadow: var(--shadow-md);
}

.pillar-icon {
  color: var(--color-accent);
  margin-bottom: 1.75rem;
  display: inline-block;
}

.pillar-title {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.pillar-desc {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

/* 6. Privacy & Security Section */
.security-section {
  background-color: var(--color-bg);
}

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

.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.security-card {
  padding: 2rem;
  border-left: 3px solid var(--color-accent);
  background-color: var(--color-bg-sec);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  transition: var(--transition-smooth);
}

.security-card:hover {
  transform: translateX(4px);
  background-color: var(--color-bg);
  box-shadow: var(--shadow-sm);
}

.security-card-title {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.security-card-desc {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* 7. Workflow Section */
.workflow-section {
  background-color: var(--color-bg-sec);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  position: relative;
}

.workflow-step {
  position: relative;
  padding-top: 0.5rem;
}

.step-num {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.step-title {
  font-size: 1.35rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.step-desc {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
  position: relative;
  z-index: 2;
}

/* 8. FAQ Section */
.faq-section {
  background-color: var(--color-bg);
}

.faq-accordion {
  max-width: 750px;
  margin: 4rem auto 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 1.5rem 0;
}

.faq-item[open] {
  padding-bottom: 2rem;
}

.faq-question {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-fast);
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-text-muted);
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-question::after {
  transform: rotate(45deg);
  color: var(--color-accent);
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-answer {
  margin-top: 1rem;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

/* 9. Contact Form Section */
.contact-section {
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding-bottom: 9rem;
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: center;
}

.contact-sub {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-top: 1rem;
  margin-bottom: 2.5rem;
}

.shield-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background-color: var(--color-bg-sec);
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 0.6rem 1.1rem;
  border-radius: 99px;
}

.shield-badge svg {
  color: var(--color-accent);
}

.contact-form-wrapper {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 3rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

/* Contact Form Input & Label (Floating labels) */
.form-group {
  position: relative;
  margin-bottom: 2rem;
}

.form-input {
  width: 100%;
  padding: 1rem 0 0.5rem 0;
  border: none;
  border-bottom: 2px solid var(--color-border);
  background: transparent;
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
}

.form-input.text-area {
  min-height: 100px;
  resize: vertical;
}

/* Floating labels magic */
.form-label {
  position: absolute;
  top: 1rem;
  left: 0;
  color: var(--color-text-muted);
  font-size: 1rem;
  transition: var(--transition-fast);
  pointer-events: none;
}

/* Star for required fields */
.required-star {
  color: #ef4444;
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: -0.75rem;
  font-size: 0.8rem;
  color: var(--color-accent);
}

/* Custom error message */
.error-msg {
  display: block;
  font-size: 0.75rem;
  color: #ef4444;
  margin-top: 0.25rem;
  opacity: 0;
  transform: translateY(-5px);
  transition: var(--transition-fast);
  pointer-events: none;
  position: absolute;
}

.form-input.is-invalid {
  border-color: #ef4444;
}

.form-input.is-invalid ~ .error-msg {
  opacity: 1;
  transform: translateY(0);
}

/* Submit Button & Status */
.btn-submit {
  width: 100%;
  background-color: var(--color-text-primary);
  color: var(--color-bg);
  padding: 1.1rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  letter-spacing: 0.025em;
  margin-top: 1rem;
}

.btn-submit:hover {
  background-color: var(--color-accent);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}

.form-status {
  margin-top: 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
}

.form-status.success {
  color: #10b981;
}

.form-status.error {
  color: #ef4444;
}

/* 10. Footer Section */
.footer {
  background-color: var(--color-bg-sec);
  border-top: 1px solid var(--color-border);
  padding: 4.5rem 0 3.5rem 0;
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-text-primary);
}

.footer-logo svg {
  color: var(--color-accent);
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-meta {
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.footer-privacy {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--color-text-secondary);
  max-width: 800px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

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

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

.dns-info .code {
  font-family: var(--font-mono);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  color: var(--color-text-primary);
}

/* Accessibility Focus Ring overrides */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* --- Responsive Adaptations (Mobile Layouts) --- */

@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-pillars {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Navigation adjustments */
  .mobile-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 2.5rem;
    gap: 1.75rem;
    transform: translateY(-150%);
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 999;
  }
  
  .nav-menu.is-active {
    transform: translateY(0);
    opacity: 1;
  }

  /* Hamburger transformations */
  .mobile-toggle.is-active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .mobile-toggle.is-active .bar:nth-child(2) {
    opacity: 0;
  }
  .mobile-toggle.is-active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  /* Sections adjustments */
  section {
    padding: 5rem 0;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .eagna-content-wrapper {
    flex-direction: column;
    gap: 3rem;
  }
  
  .solutions-grid,
  .services-pillars,
  .security-grid,
  .workflow-steps,
  .contact-container {
    grid-template-columns: 1fr;
  }
  
  .contact-container {
    gap: 3.5rem;
  }
  
  .workflow-step {
    padding-top: 1rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* --- Print Media Stylesheet --- */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }
  
  /* Hide interactive/non-content nodes */
  .navbar,
  .mobile-toggle,
  .hero-actions,
  .contact-section,
  .footer-logo svg,
  .logo-icon,
  .celtic-knot,
  .form-group,
  .btn-submit {
    display: none !important;
  }
  
  section {
    padding: 2rem 0 !important;
    page-break-inside: avoid;
  }
  
  .hero-section {
    padding-top: 2rem !important;
  }
  
  .solutions-grid,
  .services-pillars,
  .security-grid,
  .workflow-steps {
    display: block !important;
  }
  
  .solution-card,
  .service-pillar,
  .security-card,
  .workflow-step {
    border: 1px solid #cccccc !important;
    margin-bottom: 1.5rem !important;
    page-break-inside: avoid !important;
    background: #ffffff !important;
    box-shadow: none !important;
    transform: none !important;
    padding: 1.5rem !important;
  }
  
  .step-num {
    color: #888888 !important;
    font-size: 2rem !important;
    position: relative !important;
    top: 0 !important;
  }
  
  h1, h2, h3 {
    color: #000000 !important;
  }
  
  .gradient-text {
    background: none !important;
    -webkit-text-fill-color: initial !important;
    color: inherit !important;
  }
}