/* 
  BASE COMPUTER v2 PRO - Premium SaaS-Retro Design System
  Inspired by Linear.app + 80s Industrial Mainframe.
*/

:root {
  --color-bg: #010103;
  --color-surface: rgba(20, 20, 20, 0.8); /* Cinza escuro translúcido */
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-glow: rgba(0, 255, 255, 0.2);
  
  --color-cyan: #00ffff;
  --color-magenta: #ff00ff;
  --color-text-primary: #f7f8f8;
  --color-text-secondary: #8a8f98;
  --color-text-dim: #4a4a4e;
  
  --font-main: 'Inter', -apple-system, sans-serif;
  --font-title: 'Orbitron', sans-serif;
  --font-mono: 'Berkeley Mono', 'Courier New', monospace;
  
  --glow-cyan: 0 0 20px rgba(0, 255, 255, 0.3);
  --glow-magenta: 0 0 20px rgba(255, 0, 255, 0.3);
  --glass-bg: rgba(255, 255, 255, 0.01);
}

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

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-main);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Background Effects */
#matrix-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.3;
}

.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.15) 50%
  );
  background-size: 100% 2px;
  z-index: 1000;
  pointer-events: none;
  opacity: 0.3;
}

/* Header / Nav */
.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 40px;
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(1, 1, 3, 0.8);
}

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-family: var(--font-title);
  font-size: 0.75rem;
  letter-spacing: 2px;
  transition: color 0.3s ease;
}

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

/* UI Ornamentation */
.corner-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-cyan);
  border-radius: 50%;
  opacity: 0.5;
}

/* Main Layout */
.container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 60px 40px;
}

/* Pillar Cards (The "Pro" Look) */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.pillar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 24px;
  backdrop-filter: blur(20px);
  position: relative;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  cursor: pointer; /* Torna o card clicável */
}

.pillar-card:hover {
  border-color: rgba(0, 255, 255, 0.3);
  transform: translateY(-8px);
  background: rgba(15, 15, 30, 0.8);
}

/* Technical Details Overlay */
.spec-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.spec-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

/* Content Layout within Cards */
.card-top {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
}

.icon-box {
  width: 64px;
  height: 64px;
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 255, 255, 0.03);
  position: relative;
}

.icon-box img, .icon-box span {
  font-size: 2rem;
  filter: drop-shadow(var(--glow-cyan));
}

.card-info {
  flex: 1;
}

.card-info h2 {
  font-family: var(--font-title);
  font-size: 1.2rem;
  margin-bottom: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Terminal / Code Blocks */
.terminal-block {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px;
  margin: 20px 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  position: relative;
  overflow: hidden;
  line-height: 1.4;
}

.terminal-block::before {
  content: "TERMINAL_O.S. v2.4";
  position: absolute;
  top: 0;
  right: 0;
  background: var(--color-border);
  padding: 2px 8px;
  font-size: 0.6rem;
  color: var(--color-text-dim);
}

.terminal-block .code-cyan { color: var(--color-cyan); }
.terminal-block .code-magenta { color: var(--color-magenta); }
.terminal-block .code-dim { color: var(--color-text-dim); }

/* Remove charts */
.stats-row, .mini-chart {
  display: none;
}

.feature-list {
  list-style: none;
  margin: 20px 0 32px;
  flex-grow: 1;
}

.feature-list li {
  font-size: 1.1rem;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  color: var(--color-text-primary);
  line-height: 1.4;
}

.feature-list li::before {
  content: "→";
  margin-right: 12px;
  color: var(--color-cyan);
  font-weight: bold;
}

/* Buttons Pro */
.btn-pro {
  padding: 14px 28px;
  border-radius: 8px;
  font-family: var(--font-title);
  font-size: 0.85rem;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  display: inline-block;
}

.btn-cyan {
  background: linear-gradient(135deg, var(--color-cyan), #00cccc);
  color: var(--color-bg);
  box-shadow: var(--glow-cyan);
}

.btn-cyan:hover {
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
  transform: scale(1.02);
}

.btn-outline {
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.02);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-cyan);
}

/* Hero Pro */
.hero-pro {
  text-align: center;
  padding: 60px 0 80px;
}

.hero-pro h1 {
  font-family: var(--font-title);
  font-size: 4.5rem;
  letter-spacing: -3px;
  background: linear-gradient(180deg, #fff, #888);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 24px;
}

@media (max-width: 768px) {
  .hero-pro h1 { font-size: 2.5rem; letter-spacing: -1px; }
  .pillar-grid { grid-template-columns: 1fr; }
}