/* ============================================
   Alex Azzi Personal Brand - Design System
   ============================================ */

:root {
  /* Color Palette */
  --color-bg-primary: #050505;
  --color-bg-secondary: #0a0a0a;
  --color-bg-card: rgba(15, 15, 15, 0.7);

  --color-accent-green: #e57373;
  --color-accent-green-muted: rgba(229, 115, 115, 0.15);
  --color-accent-purple: #90a4ae;

  --color-text-primary: #ffffff;
  --color-text-secondary: #eceff1;
  --color-text-muted: #90a4ae;

  /* Typography */
  --font-heading: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.23, 1, 0.32, 1);
  --transition-medium: 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  --transition-slow: 0.5s cubic-bezier(0.23, 1, 0.32, 1);

  /* Shadows */
  --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 20px 25px rgba(0, 0, 0, 0.7);
  --shadow-glow-green: 0 0 15px rgba(229, 115, 115, 0.3);
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg-primary);
}

body {
  margin: 2em;
  font-family: var(--font-body);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Cyber-grid background effect */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(57, 255, 20, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: -1;
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 50% 50%,
      transparent 0%,
      var(--color-bg-primary) 100%
    );
  pointer-events: none;
  z-index: -1;
}

/* ============================================
   Typography
   ============================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 900;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(3.5rem, 10vw, 7rem);
  color: #fff;
  text-shadow: 2px 2px 0px var(--color-accent-green);
}

h2 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
  border-left: 8px solid var(--color-accent-green);
  padding-left: var(--spacing-sm);
  text-transform: uppercase;
}

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

p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
}

a {
  color: var(--color-accent-green);
  text-decoration: none;
  transition: all var(--transition-fast);
}

a:hover {
  filter: brightness(1.2);
  text-shadow: var(--shadow-glow-green);
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(5, 5, 5, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--color-accent-green);
  padding: 1.5rem 0;
  transition: all var(--transition-medium);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.25rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-green);
  border: 2px solid var(--color-accent-green);
  padding: 0.25rem 0.75rem;
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-links a {
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--color-accent-green);
  background: var(--color-accent-green-muted);
}

.mobile-menu-toggle {
  display: none;
  background: var(--color-accent-green);
  border: none;
  color: #000;
  font-weight: 900;
  padding: 0.5rem;
  cursor: pointer;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  text-align: left;
  padding-top: 100px;
}

.hero-content {
  max-width: 1100px;
}

.hero h1 {
  margin-bottom: var(--spacing-md);
}

.hero-subhead {
  font-size: clamp(1.25rem, 3vw, 2.25rem);
  color: #fff;
  margin-bottom: var(--spacing-md);
  font-weight: 700;
  line-height: 1.1;
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-accent-green);
  margin-bottom: var(--spacing-lg);
  display: block;
}

.credibility-bullets {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--spacing-lg);
  align-items: flex-start;
}

.credibility-bullet {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.credibility-bullet::before {
  content: "> ";
  color: var(--color-accent-green);
}

/* ============================================
   Buttons & CTAs
   ============================================ */

.cta-group {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-start;
  flex-wrap: wrap;
}

.btn {
  padding: 1rem 2rem;
  font-weight: 900;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 3px solid var(--color-accent-green);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 0;
}

.btn-primary {
  background: var(--color-accent-green);
  color: #000;
}

.btn-primary:hover {
  background: #000;
  color: var(--color-accent-green);
  box-shadow: var(--shadow-glow-green);
}

.btn-secondary {
  background: transparent;
  color: var(--color-accent-green);
}

.btn-secondary:hover {
  background: var(--color-accent-green-muted);
}

.btn-outline {
  border-color: #fff;
  color: #fff;
}

.btn-outline:hover {
  border-color: var(--color-accent-green);
  color: var(--color-accent-green);
}

/* ============================================
   Cards
   ============================================ */

.card {
  background: #000;
  border: 1px solid #333;
  padding: var(--spacing-lg);
  transition: all var(--transition-medium);
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 0;
  height: 0;
  border-top: 2px solid var(--color-accent-green);
  border-left: 2px solid var(--color-accent-green);
  transition: all var(--transition-medium);
}

.card:hover {
  border-color: var(--color-accent-green);
  box-shadow: var(--shadow-glow-green);
}

.card:hover::before {
  width: 40px;
  height: 40px;
}

.card-subtitle {
  color: var(--color-accent-green);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  display: block;
}

.card-title {
  margin-bottom: var(--spacing-sm);
  color: #fff;
}

/* ============================================
   Proof Wall
   ============================================ */

.proof-wall {
  border: 3px solid var(--color-accent-green);
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  background: #000;
}

.proof-wall h3 {
  color: var(--color-accent-green);
  margin-bottom: var(--spacing-md);
  text-align: left;
}

.proof-item {
  border-left: 4px solid #333;
  padding: var(--spacing-sm) var(--spacing-md);
  transition: all var(--transition-fast);
}

.proof-item:hover {
  border-left-color: var(--color-accent-green);
  background: var(--color-accent-green-muted);
}

.proof-icon {
  display: none;
}

.proof-text {
  color: #fff;
  font-weight: 600;
}

/* ============================================
   Grid Layouts
   ============================================ */

.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--color-bg-primary);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    z-index: 999;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    font-size: 1.5rem;
  }

  .mobile-menu-toggle {
    display: block;
    position: relative;
    z-index: 1001;
    background: var(--color-accent-green);
    border: none;
    color: #000;
    font-weight: 900;
    padding: 0.5rem 1rem;
    cursor: pointer;
  }