/* 
   Solja Marketing Website - Neo-Brutalist Design System
   Stack: HTML + Vanilla CSS + Native JS
   Aesthetics: Raw, high-contrast, thick borders, flat hard shadows
*/

/* 1. Design Tokens & Variables */
:root {
  --bg-page: #FFFDF5;       /* Saturated warm cream background */
  --bg-card: #FFFFFF;       /* Pure white card backgrounds */
  --stroke: #000000;        /* Strong pitch black for borders */
  --shadow: #000000;        /* Deep black for hard offset shadows */
  
  /* Vibrant Neo-Brutalist Colors */
  --color-primary: #FFD166;   /* Bold School Yellow */
  --color-secondary: #FF6B6B; /* Vibrant Security Orange/Red */
  --color-success: #06D6A0;   /* Offline Safety Green */
  --color-accent: #118AB2;    /* Digital Cyan Blue */
  --color-purple: #9B5DE5;    /* Structure Purple */
  --color-pink: #F15BB5;      /* Alert Pink */
  
  /* Text and Margins */
  --text-main: #000000;
  --text-muted: #2B2D42;
  --border-width: 3px;
  --radius: 8px;
  
  /* Transition timings */
  --transition-fast: 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* 2. Global Resets & Defaults */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-main);
}

a {
  color: var(--text-main);
  text-decoration: none;
  font-weight: 700;
  transition: color 0.2s ease;
}

/* 3. Typography Utility Classes */
.text-center { text-align: center; }
.uppercase { text-transform: uppercase; }
.tracking-tight { letter-spacing: -0.02em; }
.font-mono { font-family: SFMono-Regular, Consolas, Monaco, monospace; font-size: 0.875rem; }

/* 4. Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* 5. Neo-Brutalist Component Tokens */

/* The Card */
.neo-card {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0px 0px var(--shadow);
  padding: 2rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.neo-card.hover-lift:hover {
  transform: translate(-4px, -4px);
  box-shadow: 10px 10px 0px 0px var(--shadow);
}

/* The Button */
.neo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  text-transform: uppercase;
  padding: 0.85rem 1.75rem;
  border: var(--border-width) solid var(--stroke);
  border-radius: var(--radius);
  background-color: var(--bg-card);
  box-shadow: 4px 4px 0px 0px var(--shadow);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color 0.2s ease;
  user-select: none;
}

.neo-btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0px 0px var(--shadow);
  background-color: var(--color-primary);
}

.neo-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px 0px var(--shadow);
}

.neo-btn.btn-primary {
  background-color: var(--color-primary);
}
.neo-btn.btn-primary:hover {
  background-color: #ffd85b;
}

.neo-btn.btn-secondary {
  background-color: var(--color-secondary);
  color: #fff;
}
.neo-btn.btn-secondary:hover {
  background-color: #ff7b7b;
}

.neo-btn.btn-success {
  background-color: var(--color-success);
}
.neo-btn.btn-success:hover {
  background-color: #07e3a9;
}

/* Inline badges */
.neo-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  border: 2px solid var(--stroke);
  border-radius: 4px;
  background-color: var(--bg-card);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  box-shadow: 2px 2px 0px 0px var(--shadow);
}

.neo-badge.badge-primary { background-color: var(--color-primary); }
.neo-badge.badge-secondary { background-color: var(--color-secondary); color: #fff; }
.neo-badge.badge-success { background-color: var(--color-success); }
.neo-badge.badge-accent { background-color: var(--color-accent); color: #fff; }

/* 6. Site Layout Sections */

/* Navigation Header */
.header-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-page);
  border-bottom: var(--border-width) solid var(--stroke);
  padding: 1rem 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  border: 2px solid var(--stroke);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 2px 0px var(--shadow);
}

.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

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

.nav-links a:not(.neo-btn) {
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a:not(.neo-btn)::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--stroke);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.2s ease;
}

.nav-links a:not(.neo-btn):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-links .neo-btn {
  padding: 0.55rem 1.25rem;
  font-size: 0.9rem;
}

/* Mobile Nav Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 110;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 3px;
  background-color: var(--stroke);
  margin: 5px 0;
  transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
  padding: 5rem 0 4rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-highlight {
  background-color: var(--color-primary);
  padding: 0 0.5rem;
  border: 2px solid var(--stroke);
  box-shadow: 3px 3px 0px var(--shadow);
  display: inline-block;
  transform: rotate(-1.5deg);
}

.hero-description {
  font-size: 1.15rem;
  margin-bottom: 2.5rem;
  color: var(--text-muted);
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Stylized Visual Mockup for Hero Right */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.mockup-phone {
  width: 280px;
  height: 520px;
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--stroke);
  border-radius: 36px;
  box-shadow: 12px 12px 0px var(--shadow);
  overflow: hidden;
  position: relative;
}

.phone-screen {
  height: 100%;
  display: flex;
  flex-direction: column;
  background-color: #f7f9fa;
  padding: 1.5rem;
  position: relative;
}

.phone-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--stroke);
  margin-bottom: 1.25rem;
}

.phone-user {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.phone-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-purple);
  border: 1px solid var(--stroke);
}

.phone-card {
  border: 2px solid var(--stroke);
  border-radius: var(--radius);
  background: white;
  padding: 1rem;
  box-shadow: 4px 4px 0px var(--stroke);
  margin-bottom: 1rem;
}

.phone-card-title {
  font-size: 0.85rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
}

.phone-card-desc {
  font-size: 0.75rem;
  color: #555;
  margin-bottom: 0.5rem;
}

.phone-btn {
  width: 100%;
  padding: 0.5rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
  border: 2px solid var(--stroke);
  border-radius: 4px;
  background-color: var(--color-primary);
  box-shadow: 2px 2px 0px var(--stroke);
}

.badge-pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-success);
  border-radius: 50%;
  border: 1px solid var(--stroke);
  animation: pulse 1.5s infinite alternate;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(1.2); opacity: 1; }
}

.mockup-floating-tag {
  position: absolute;
  border: 2px solid var(--stroke);
  padding: 0.5rem 1rem;
  font-weight: 800;
  border-radius: 4px;
  box-shadow: 4px 4px 0px var(--stroke);
  background-color: var(--bg-card);
  font-size: 0.85rem;
}

.tag-1 {
  top: 40px;
  left: -40px;
  background-color: var(--color-success);
  transform: rotate(-5deg);
}

.tag-2 {
  bottom: 80px;
  right: -30px;
  background-color: var(--color-pink);
  transform: rotate(4deg);
}

/* Benefits Section */
.section-padding {
  padding: 6rem 0;
  border-top: var(--border-width) solid var(--stroke);
}

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

.section-tagline {
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.75rem;
  letter-spacing: -0.02em;
}

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

.benefit-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.benefit-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.benefit-icon-wrapper {
  width: 54px;
  height: 54px;
  border-radius: var(--radius);
  border: var(--border-width) solid var(--stroke);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 3px 3px 0px var(--shadow);
}

/* Saturated theme variations for benefit cards */
.benefit-card:nth-child(1) .benefit-icon-wrapper { background-color: var(--color-primary); }
.benefit-card:nth-child(2) .benefit-icon-wrapper { background-color: var(--color-secondary); }
.benefit-card:nth-child(3) .benefit-icon-wrapper { background-color: var(--color-success); }
.benefit-card:nth-child(4) .benefit-icon-wrapper { background-color: var(--color-accent); }
.benefit-card:nth-child(5) .benefit-icon-wrapper { background-color: var(--color-purple); }
.benefit-card:nth-child(6) .benefit-icon-wrapper { background-color: var(--color-pink); }
.benefit-card:nth-child(7) .benefit-icon-wrapper { background-color: var(--color-primary); }
.benefit-card:nth-child(8) .benefit-icon-wrapper { background-color: var(--color-secondary); }
.benefit-card:nth-child(9) .benefit-icon-wrapper { background-color: var(--color-success); }

.benefit-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

.benefit-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Pricing Section */
.pricing-section {
  background-color: #FFF275;
  border-top: var(--border-width) solid var(--stroke);
}

.pricing-container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.pricing-text h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.pricing-badge {
  background-color: var(--stroke);
  color: var(--bg-page);
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.pricing-card {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: 12px 12px 0px var(--shadow);
  padding: 3rem 2.5rem;
}

.pricing-header {
  border-bottom: var(--border-width) solid var(--stroke);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.price-box {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-muted);
}

.price-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.75rem;
  font-weight: 900;
  line-height: 1;
}

.price-currency {
  font-size: 1.25rem;
  vertical-align: super;
  margin-right: 0.25rem;
}

.price-period {
  font-size: 1rem;
  color: var(--text-muted);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-weight: 700;
}

.pricing-features li svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* FAQ Section */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
}

details {
  border: var(--border-width) solid var(--stroke);
  background: var(--bg-card);
  box-shadow: 4px 4px 0px var(--shadow);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

details:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px var(--shadow);
}

summary {
  padding: 1.25rem 1.5rem;
  font-weight: 800;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  font-family: 'Space Grotesk', sans-serif;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: '+';
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  transition: transform 0.2s ease;
}

details[open] summary {
  border-bottom: var(--border-width) solid var(--stroke);
  background-color: var(--color-primary);
}

details[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 1.5rem;
  background-color: #ffffff;
  color: var(--text-muted);
}

/* Footer & Ecosystem */
.site-footer {
  background-color: #ffffff;
  border-top: var(--border-width) solid var(--stroke);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-brand p {
  color: var(--text-muted);
  max-width: 320px;
  font-size: 0.95rem;
}

.footer-column h4 {
  font-size: 1.1rem;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.footer-column h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 3px;
  background-color: var(--color-primary);
  border: 1px solid var(--stroke);
}

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

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.footer-links a:hover {
  color: var(--text-main);
  text-decoration: underline;
}

.contact-info {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
}

.contact-info li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-bottom {
  border-top: 2px solid var(--stroke);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 700;
}

.copyright a {
  text-decoration: underline;
}

.footer-badges {
  display: flex;
  gap: 1rem;
}

/* 7. Animations and Accessibility Focus */
:focus-visible {
  outline: 3px dotted var(--stroke);
  outline-offset: 4px;
}

.header-nav :focus-visible, .neo-btn:focus-visible, details:focus-visible {
  outline: 3px dotted var(--text-main);
}

/* 8. Trial Form Styling */
.trial-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  width: 100%;
}

.form-fields {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: left;
}

.form-group-item label {
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-main);
}

.form-group-item input {
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.65rem 0.85rem;
  border: var(--border-width) solid var(--stroke);
  border-radius: 4px;
  background-color: #ffffff;
  box-shadow: 2px 2px 0px var(--shadow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color 0.2s ease;
}

.form-group-item input:focus {
  outline: none;
  transform: translate(-1.5px, -1.5px);
  box-shadow: 3.5px 3.5px 0px var(--shadow);
  background-color: #FFFDF2;
}

/* Math captcha highlight */
#captcha-label span {
  background-color: var(--color-primary);
  padding: 0.05rem 0.35rem;
  border: 2px solid var(--stroke);
  border-radius: 3px;
  box-shadow: 1.5px 1.5px 0px var(--stroke);
  font-weight: 800;
  font-family: 'Space Grotesk', sans-serif;
  display: inline-block;
}

/* Responsive Styles */

@media (max-width: 1024px) {
  .hero-section {
    padding: 3rem 0;
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-visual {
    order: -1; /* visual on top for tablet/mobile */
  }
  
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .pricing-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  /* Navigation Menu Toggle styles */
  .menu-toggle {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 73px; /* height of header */
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-page);
    border-top: var(--border-width) solid var(--stroke);
    flex-direction: column;
    padding: 3rem 1.5rem;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }
  
  .nav-active .nav-links {
    transform: translateX(0);
  }
  
  .nav-links li {
    width: 100%;
    text-align: center;
  }
  
  .nav-links .neo-btn {
    width: 100%;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  
  /* Menu icon state changes */
  .nav-active .menu-toggle span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .nav-active .menu-toggle span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-active .menu-toggle span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}