/* ==========================================================================
   Mo3izo Developer Portal Design System (Vanilla CSS)
   ========================================================================== */

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

:root {
  /* Colors */
  --bg-primary: hsl(224, 25%, 6%);
  --bg-secondary: hsl(224, 22%, 10%);
  --bg-tertiary: hsl(224, 20%, 14%);
  --bg-glass: rgba(10, 15, 30, 0.7);
  --bg-glass-hover: rgba(15, 23, 42, 0.85);
  
  --border-color: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(0, 229, 255, 0.2);
  --border-focus: hsl(188, 100%, 45%);
  
  --text-primary: hsl(210, 40%, 98%);
  --text-secondary: hsl(215, 20%, 72%);
  --text-muted: hsl(215, 12%, 48%);
  
  --accent-cyan: hsl(188, 100%, 45%);
  --accent-cyan-hover: hsl(188, 100%, 55%);
  --accent-cyan-rgb: 0, 229, 255;
  --accent-teal: hsl(170, 100%, 40%);
  --accent-teal-rgb: 0, 204, 163;
  
  /* Fonts */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  
  /* Spacing */
  --space-xxs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-xxl: 6rem;
  
  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Shadows & Depth */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
  --shadow-lg: 0 20px 50px -15px rgba(0, 0, 0, 0.9);
  --shadow-glow: 0 0 25px rgba(0, 229, 255, 0.1);
  
  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Focus Outline for Accessibility */
*:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 4px;
}

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

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

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  width: 100%;
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: var(--space-sm);
  position: relative;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: var(--space-xs);
}

p {
  color: var(--text-secondary);
  font-weight: 400;
}

.text-muted {
  color: var(--text-muted);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header.scrolled {
  background-color: var(--bg-secondary);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-md);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

.brand-accent {
  color: var(--accent-cyan);
  background: rgba(0, 229, 255, 0.1);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-left: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--space-lg);
}

.nav-item a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-xs) 0;
  position: relative;
}

.nav-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-normal);
}

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

.nav-item a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Burger Menu */
.burger-menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  z-index: 1100;
  position: relative;
  width: 44px;
  height: 44px;
}

.burger-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  margin: 5px auto;
  transition: transform var(--transition-normal), opacity var(--transition-normal), background-color var(--transition-normal);
}

/* Mobile Nav Styles (JS Toggle) */
@media (max-width: 768px) {
  .burger-menu {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: var(--space-xl) var(--space-lg);
    gap: var(--space-md);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-links.active {
    transform: translateX(0);
  }
  
  .burger-menu.active .burger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  
  .burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
  }
  
  .burger-menu.active .burger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  padding-top: calc(var(--header-height) + var(--space-xxl));
  padding-bottom: var(--space-xxl);
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, rgba(0, 229, 255, 0.03) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(0, 204, 163, 0.02) 0%, transparent 50%);
}

.hero-content {
  max-width: 680px;
  position: relative;
  z-index: 2;
}

.hero-tag {
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
  display: inline-block;
}

.hero h1 {
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

.hero-description {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: var(--accent-cyan-hover);
  border-color: var(--accent-cyan-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

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

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.04);
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

/* ==========================================================================
   Applications Section
   ========================================================================== */
.section {
  padding: var(--space-xxl) 0;
  border-top: 1px solid var(--border-color);
}

.section-header {
  max-width: 600px;
  margin-bottom: var(--space-xl);
}

.section-tag {
  color: var(--accent-cyan);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
  display: block;
}

.section-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-top: var(--space-xs);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-md);
}

/* App Card styling */
.app-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-teal));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.app-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

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

.app-icon-wrapper {
  width: 64px;
  height: 64px;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  border: 1px solid var(--border-color);
}

.app-icon {
  width: 32px;
  height: 32px;
  color: var(--accent-cyan);
}

.app-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-platform {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-platform svg {
  width: 12px;
  height: 12px;
}

.badge-status {
  background-color: rgba(0, 229, 255, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.badge-status.coming-soon {
  background-color: rgba(0, 204, 163, 0.1);
  color: var(--accent-teal);
  border: 1px solid rgba(0, 204, 163, 0.2);
}

.app-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: auto;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.app-description {
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

.app-card .btn {
  width: 100%;
}

/* ==========================================================================
   Development / Platform Section
   ========================================================================== */
.platforms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
}

.platform-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  transition: border-color var(--transition-normal), transform var(--transition-normal);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.platform-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.platform-icon-wrapper {
  width: 44px;
  height: 44px;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--border-color);
}

.platform-icon {
  width: 22px;
  height: 22px;
  color: var(--accent-cyan);
}

.platform-title {
  font-size: 1.1rem;
  margin-bottom: var(--space-xxs);
}

.platform-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Updates / Changelog Section
   ========================================================================== */
.updates-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.update-item {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  display: grid;
  grid-template-columns: 180px 1fr;
  align-items: start;
  gap: var(--space-md);
  transition: border-color var(--transition-normal);
}

.update-item:hover {
  border-color: var(--border-hover);
}

.update-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-xxs);
}

.update-date {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.update-app {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.update-content h3 {
  margin-bottom: var(--space-xs);
}

.update-content p {
  font-size: 0.95rem;
  margin-bottom: var(--space-xs);
}

.update-tags {
  display: flex;
  gap: var(--space-xs);
}

.update-tag {
  font-size: 0.75rem;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.view-all-updates-wrapper {
  text-align: right;
}

.link-arrow {
  color: var(--accent-cyan);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
}

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

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

.link-arrow:hover svg {
  transform: translateX(4px);
}

@media (max-width: 768px) {
  .update-item {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }
  
  .update-meta {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--space-xs);
    margin-bottom: var(--space-xs);
  }
}

/* ==========================================================================
   Developer Info Section
   ========================================================================== */
.dev-info-card {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-xl);
  position: relative;
  overflow: hidden;
}

.dev-info-card::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.03) 0%, transparent 70%);
  right: -50px;
  top: -50px;
  pointer-events: none;
}

.dev-info-text h2 {
  margin-bottom: var(--space-xs);
}

.dev-info-text p {
  font-size: 1.05rem;
  max-width: 700px;
}

@media (max-width: 768px) {
  .dev-info-card {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    padding: var(--space-lg);
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-color);
  padding: var(--space-xl) 0;
  background-color: var(--bg-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-brand h3 {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}

.footer-brand p {
  font-size: 0.9rem;
  max-width: 320px;
}

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

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-md);
}

.footer-bottom-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ==========================================================================
   Utilities / Accessibility / Animation
   ========================================================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Scroll Animation classes (only active when JavaScript is enabled) */
.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.js .reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}


/* Toast styling */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-hover);
  color: var(--text-primary);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  max-width: 350px;
}

.toast svg {
  width: 18px;
  height: 18px;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

@keyframes slideIn {
  from {
    transform: translateY(100%) scale(0.9);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

/* Reduced Motion Override */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-delay: 0s !important;
    animation-duration: 0s !important;
    animation-iteration-count: 1 !important;
    background-attachment: initial !important;
    scroll-behavior: auto !important;
    transition-duration: 0s !important;
    transition-delay: 0s !important;
  }
  
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}