/* -------------------------------------------------------------
   Boring Developments - Premium CSS Design System
   Aesthetic: Apple meets Stripe meets Linear
   ------------------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* --- Custom Variables & Theme System --- */
:root {
  /* Light Theme Variables */
  --bg-primary: #ffffff;
  --bg-secondary: #f9f9fb;
  --bg-tertiary: #f1f1f4;
  --border-color: #e4e4e7;
  --border-hover: #a1a1aa;
  
  --text-primary: #09090b;
  --text-secondary: #52525b;
  --text-tertiary: #71717a;
  
  --accent-color: #09090b;
  --accent-color-hover: #27272a;
  --accent-light: #f4f4f5;
  --accent-glow: rgba(0, 0, 0, 0.03);
  
  --success-color: #10b981;
  --success-bg: #ecfdf5;
  --error-color: #ef4444;
  
  /* Fonts */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Layout Spacing */
  --section-padding: 8rem 2rem;
  --container-max-width: 1100px;
  
  /* Shadows & Radius */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.03), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-premium: 0 20px 40px -15px rgba(0, 0, 0, 0.05);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  /* Dark Theme Variables */
  --bg-primary: #09090b;
  --bg-secondary: #121215;
  --bg-tertiary: #18181b;
  --border-color: #27272a;
  --border-hover: #52525b;
  
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;
  
  --accent-color: #ffffff;
  --accent-color-hover: #e4e4e7;
  --accent-light: #18181b;
  --accent-glow: rgba(255, 255, 255, 0.02);
  
  --success-color: #34d399;
  --success-bg: rgba(16, 185, 129, 0.1);
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
  --shadow-premium: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* --- Typographical System --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  font-weight: 400;
  line-height: 1.7;
}

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

/* --- Layout Utilities --- */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.section {
  padding: var(--section-padding);
  position: relative;
}

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

.section-header {
  margin-bottom: 4rem;
  max-width: 650px;
}

.section-header p {
  margin-top: 1rem;
  font-size: 1.15rem;
}

.eyebrow {
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-tertiary);
  margin-bottom: 1rem;
  display: block;
}

/* --- Navigation Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(var(--bg-primary), 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

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

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-color);
  border-radius: 50%;
  transition: background-color var(--transition-normal);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* --- Theme Toggle & Icons --- */
.theme-btn {
  background: none;
  border: 1px solid var(--border-color);
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

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

.theme-btn svg {
  width: 18px;
  height: 18px;
}

.theme-btn .sun-icon {
  display: none;
}

[data-theme="dark"] .theme-btn .sun-icon {
  display: block;
}

[data-theme="dark"] .theme-btn .moon-icon {
  display: none;
}

/* --- Mobile Menu Trigger --- */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  padding: 0.5rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-primary {
  background-color: var(--accent-color);
  color: var(--bg-primary);
  border: 1px solid var(--accent-color);
}

.btn-primary:hover {
  background-color: var(--accent-color-hover);
  border-color: var(--accent-color-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-secondary);
  transform: translateY(-1px);
}

/* --- Hero Section --- */
.hero {
  padding-top: 10rem;
  padding-bottom: 7rem;
  text-align: center;
  background-image: radial-gradient(circle at top, var(--accent-glow) 0%, transparent 60%);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  max-width: 650px;
  margin: 0 auto 2.5rem;
}

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

/* --- About Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  margin-bottom: 1.5rem;
}

.about-bullets {
  display: grid;
  gap: 1.5rem;
}

.about-bullet {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--bg-secondary);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.about-bullet-icon {
  background: var(--bg-primary);
  color: var(--text-primary);
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.about-bullet-text h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.about-bullet-text p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* --- Products Section (CMS Dynamic) --- */
.products-filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.filter-buttons {
  display: flex;
  gap: 0.5rem;
  background-color: var(--bg-secondary);
  padding: 0.35rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.filter-btn {
  background: none;
  border: none;
  padding: 0.5rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--text-primary);
}

.filter-btn.active {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.products-count {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.product-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  transition: all var(--transition-normal);
  cursor: pointer;
}

.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-premium);
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
}

.product-card:hover::before {
  opacity: 1;
}

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

.product-icon-container {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  transition: background-color var(--transition-normal);
}

.product-icon-container svg {
  width: 2rem;
  height: 2rem;
}

.product-badges {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
}

.badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-status-live {
  background-color: var(--success-bg);
  color: var(--success-color);
  border: 1px solid rgba(16, 185, 129, 0.15);
}

.badge-status-beta {
  background-color: #fef3c7;
  color: #d97706;
  border: 1px solid rgba(217, 119, 6, 0.15);
}

.badge-status-coming {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.product-platform {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-tertiary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.product-content h3 {
  font-size: 1.35rem;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.product-tagline {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.product-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.product-platforms-row {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.product-footer {
  display: flex;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  gap: 0.35rem;
  margin-top: auto;
}

.product-footer svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.product-card:hover .product-footer svg {
  transform: translateX(3px);
}

/* Future Product Card */
.product-card-future {
  border-style: dashed;
  border-width: 2px;
  background-color: transparent;
  justify-content: center;
  align-items: center;
  text-align: center;
  cursor: default;
}

.product-card-future:hover {
  transform: none;
  border-color: var(--border-hover);
}

.product-card-future::before {
  display: none;
}

.product-card-future svg {
  color: var(--text-tertiary);
  margin-bottom: 1rem;
}

.product-card-future h3 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.product-card-future p {
  font-size: 0.95rem;
  color: var(--text-tertiary);
  max-width: 250px;
}

/* --- Developer Commitment Section --- */
.commitment-grid {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 5rem;
}

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

.pillar-card {
  background-color: var(--bg-primary);
  padding: 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.pillar-card:hover {
  border-color: var(--border-hover);
}

.pillar-icon {
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.pillar-icon svg {
  width: 24px;
  height: 24px;
}

.pillar-card h4 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.pillar-card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
}

.contact-info h3 {
  margin-bottom: 1rem;
}

.contact-info p {
  margin-bottom: 2rem;
  max-width: 400px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.contact-method-text span {
  display: block;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.contact-method-text a {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-method-text a:hover {
  text-decoration: underline;
}

/* Contact Form */
.contact-form {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 3rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.form-group {
  margin-bottom: 1.75rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.form-input, .form-textarea {
  width: 100%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--text-primary);
  background-color: var(--bg-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.form-submit-btn {
  width: 100%;
}

/* Form success overlay */
.form-success-state {
  position: absolute;
  inset: 0;
  background-color: var(--bg-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  z-index: 10;
  padding: 3rem;
  text-align: center;
}

.form-success-state.active {
  opacity: 1;
  pointer-events: auto;
}

.success-checkmark {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background-color: var(--success-bg);
  color: var(--success-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.success-checkmark svg {
  width: 2rem;
  height: 2rem;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: drawCheck 0.6s ease-in-out forwards 0.2s;
}

@keyframes drawCheck {
  to {
    stroke-dashoffset: 0;
  }
}

.form-success-state h3 {
  margin-bottom: 0.5rem;
}

.form-success-state p {
  font-size: 0.95rem;
  max-width: 300px;
}

/* --- Legal / Standard Document Styles --- */
.legal-layout {
  padding-top: 10rem;
  padding-bottom: 8rem;
}

.legal-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 3rem;
  margin-bottom: 4rem;
}

.legal-header h1 {
  margin-bottom: 1rem;
}

.legal-meta {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.legal-content {
  max-width: 750px;
}

.legal-section {
  margin-bottom: 3.5rem;
}

.legal-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
  font-weight: 600;
  border-bottom: 1px solid var(--bg-tertiary);
  padding-bottom: 0.5rem;
}

.legal-section h3 {
  font-size: 1.15rem;
  margin: 1.5rem 0 0.75rem;
  font-weight: 600;
}

.legal-section p {
  margin-bottom: 1.25rem;
  font-size: 1.025rem;
}

.legal-section ul {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  list-style-type: square;
}

.legal-section li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 1rem;
}

.legal-section li strong {
  color: var(--text-primary);
}

.back-btn-nav {
  margin-bottom: 2rem;
}

.back-btn-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.back-btn-nav a:hover {
  color: var(--text-primary);
}

.back-btn-nav svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.back-btn-nav a:hover svg {
  transform: translateX(-4px);
}

/* --- Footer --- */
.footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 5rem 0 3rem;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.footer-brand p {
  font-size: 0.95rem;
  max-width: 320px;
}

.footer-links-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.footer-links a {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-copyright {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
  :root {
    --section-padding: 6rem 1.5rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .commitment-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  /* Navigation Mobile Mode */
  .mobile-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 4.5rem;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-primary);
    flex-direction: column;
    align-items: stretch;
    padding: 3rem 2rem;
    gap: 2rem;
    border-top: 1px solid var(--border-color);
    transform: translateY(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 99;
  }
  
  .nav-menu.mobile-active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .nav-link {
    font-size: 1.25rem;
    font-weight: 600;
  }
  
  .nav-actions {
    margin-top: auto;
    justify-content: space-between;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
  }
  
  .hero {
    padding-top: 8rem;
    padding-bottom: 5rem;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 0.75rem;
    max-width: 320px;
    margin: 0 auto;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .commitment-pillars {
    grid-template-columns: 1fr;
  }
  
  .contact-form {
    padding: 2rem 1.5rem;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
}