/* CSS Design System for IA Code Studio Free Tools Playground */

:root {
  --bg-color: #0b0c10;
  --panel-bg: rgba(15, 17, 26, 0.65);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 240, 255, 0.15);
  --text-main: #f5f6fa;
  --text-muted: #8f9cae;
  
  --accent-cyan: #00f0ff;
  --accent-pink: #ff007f;
  --accent-purple: #8a2be2;
  
  --font-main: 'Outfit', sans-serif;
  --font-mono: 'Space Grotesk', sans-serif;
  
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.cyber-bg {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

/* Background Glow Effects */
.glow-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
}

.orb-1 {
  width: 45vw;
  height: 45vw;
  background: var(--accent-purple);
  top: -10vw;
  right: -10vw;
}

.orb-2 {
  width: 35vw;
  height: 35vw;
  background: var(--accent-cyan);
  bottom: -5vw;
  left: -5vw;
}

/* Header */
.cyber-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2.5rem;
  background: rgba(11, 12, 16, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo-icon {
  font-size: 1.5rem;
  animation: pulse-glow 2s infinite alternate;
}

.logo-text {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 1px;
}

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

.header-controls {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Lang switcher */
.lang-switcher {
  display: flex;
  gap: 0.25rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.25rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.lang-btn.active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  box-shadow: 0 2px 8px rgba(0, 240, 255, 0.1);
}

/* Back Link Button */
.back-link {
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.back-link:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 3.5rem 1rem 2rem 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(to right, #ffffff, #8f9cae);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

/* Grid & Cards */
.dashboard-container {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 0 2rem 4rem 2rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.tool-card {
  position: relative;
  border-radius: 16px;
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  padding: 2.2rem;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card-glow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(800px circle at var(--x, 0px) var(--y, 0px), rgba(255,255,255,0.06), transparent 40%);
  z-index: 1;
  pointer-events: none;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, transparent 100%);
  pointer-events: none;
}

.tool-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.tool-card.feature-card {
  grid-column: span 2;
  border-color: rgba(0, 240, 255, 0.25);
  background: linear-gradient(135deg, rgba(15, 17, 26, 0.85) 0%, rgba(0, 240, 255, 0.03) 100%);
}

.tool-card.feature-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.15);
}

.card-icon {
  font-size: 2.2rem;
  margin-bottom: 1.2rem;
}

.card-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  z-index: 2;
}

.card-content h3 {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.card-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.8rem;
  flex: 1;
}

/* Launch Button */
.btn-launch {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.4rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

.btn-launch:hover {
  background: var(--text-main);
  color: var(--bg-color);
  border-color: var(--text-main);
}

.tool-card.feature-card .btn-launch {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-pink));
  color: #000;
  border: none;
}

.tool-card.feature-card .btn-launch:hover {
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
  transform: scale(1.03);
}

.btn-arrow {
  transition: transform 0.3s ease;
}

.btn-launch:hover .btn-arrow {
  transform: translateX(4px);
}

/* Footer */
.cyber-footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
  background: rgba(11, 12, 16, 0.5);
}

/* Animations */
@keyframes pulse-glow {
  0% {
    filter: drop-shadow(0 0 2px rgba(0, 240, 255, 0.4));
  }
  100% {
    filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.8));
  }
}

/* Responsiveness */
@media (max-width: 900px) {
  .tool-card.feature-card {
    grid-column: span 1;
  }
  .cyber-header {
    padding: 1rem 1.5rem;
  }
  .tools-grid {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2rem;
  }
}