@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;900&family=Space+Mono:wght@400;700&display=swap');

:root {
  --accent: #22c55e;
  --accent2: #86efac;
  --text: #ffffff;
  --text2: #a3a3a3;
  --text3: #6b7280;
  --bg: #0f0f0f;
  --bg2: #1a1a1a;
  --bg3: #2a2a2a;
  --border: #333333;
  --border2: #444444;
  --surface: #2d2d2d;
  --glow: rgba(34, 197, 94, 0.15);
  --font-head: 'Space Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: linear-gradient(135deg, #0f0f0f 0%, #0a1f0a 50%, #0f0f0f 100%);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(34, 197, 94, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(74, 222, 128, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

body > * { position: relative; z-index: 1; }

/* ── NAVIGATION ── */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: rgba(15, 15, 15, 0.5);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text2);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}

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

.nav-links a.active {
  color: var(--accent);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 2px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  font-family: 'Inter', sans-serif;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}

.btn-primary:hover {
  background: #16a34a;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(34, 197, 94, 0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border2);
}

.btn-ghost:hover {
  background: var(--bg2);
  border-color: var(--accent);
  color: var(--accent);
}

/* ── TAGS ── */
.tag {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  background: rgba(34, 197, 94, 0.15);
  color: var(--accent2);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tag.gold {
  background: rgba(217, 119, 6, 0.15);
  color: #fbbf24;
}

.tag.green {
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
}

.tag.gray {
  background: rgba(107, 114, 128, 0.15);
  color: var(--text2);
}

/* ── DIVIDER ── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--border) 50%, transparent 100%);
  margin: 4rem 0;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* ── SECTION LABEL ── */
.section-label {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 1rem;
}

/* ── SECTIONS ── */
section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

section h2 {
  font-family: var(--font-head);
  font-weight: 900;
  color: var(--text);
}

/* ── FOOTER ── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  color: var(--text2);
  font-size: 0.9rem;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* ── SOCIAL ── */
.social-btn svg {
  transition: opacity 0.2s;
}

.social-btn:hover svg {
  opacity: 1 !important;
}

/* ── MODERN EFFECTS ── */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(34, 197, 94, 0.3); }
  50% { box-shadow: 0 0 30px rgba(34, 197, 94, 0.5); }
}

.btn-primary {
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

/* Smooth transitions */
* {
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
    gap: 1.5rem;
  }

  .nav-links {
    gap: 1rem;
    width: 100%;
    justify-content: center;
  }

  section {
    padding: 2rem 1rem;
  }
}