/* ===== GLOBAL STYLES - MURTECH DEVS ===== */

:root {
  --bg: #080c10;
  --bg2: #0d1117;
  --bg3: #111820;
  --surface: #151d26;
  --surface2: #1a2535;
  --border: rgba(255,255,255,0.07);
  --accent: #00ffb4;
  --accent2: #00c8ff;
  --accent3: #7b5ea7;
  --text: #e8edf2;
  --text-muted: #7a8fa6;
  --text-dim: #3d5166;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Fraunces', serif;
  --font-mono: 'DM Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --max-w: 1200px;
  --nav-h: 72px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

.mono { font-family: var(--font-mono); }

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 3rem;
  transition: background 0.4s, backdrop-filter 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(8,12,16,0.92);
  backdrop-filter: blur(20px);
  border-color: var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.logo-mark {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.logo-text em {
  color: var(--accent);
  font-style: normal;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  transition: color 0.2s;
  text-transform: uppercase;
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

.nav-cta {
  padding: 0.5rem 1.25rem;
  background: var(--accent) !important;
  color: #000 !important;
  border-radius: 6px;
  font-weight: 700 !important;
  transition: opacity 0.2s, transform 0.2s !important;
}

.nav-cta:hover { opacity: 0.85; transform: translateY(-1px); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
  border-radius: 2px;
}

.mobile-menu {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 2rem;
  transform: translateY(-120%);
  transition: transform 0.4s cubic-bezier(0.22,1,0.36,1);
  z-index: 999;
}

.mobile-menu.open { transform: translateY(0); }

.mobile-menu ul { display: flex; flex-direction: column; gap: 1.5rem; }

.mobile-menu a {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 8px;
  transition: all 0.25s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-primary:hover { background: #00e6a2; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,255,180,0.25); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

.btn-large { padding: 1rem 2.5rem; font-size: 1rem; }

/* ===== SECTION SHARED ===== */
.section-header {
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-tag::before {
  content: '';
  display: block;
  width: 20px;
  height: 1px;
  background: var(--accent);
}

.section-header h2,
h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
}

h2 em {
  font-style: normal;
  color: var(--accent);
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.22,1,0.36,1), transform 0.7s cubic-bezier(0.22,1,0.36,1);
}

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

/* ===== FOOTER ===== */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 5rem 0 2rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 4rem;
  margin-bottom: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--border);
}

.footer-brand p {
  color: var(--text-muted);
  margin: 1.25rem 0 1.5rem;
  font-size: 0.95rem;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.footer-socials a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  transition: all 0.2s;
}

.footer-socials a:hover { border-color: var(--accent); color: var(--accent); }

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.footer-col ul { display: flex; flex-direction: column; gap: 0.75rem; }

.footer-col a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-dim);
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

/* ===== PAGE HEADER ===== */
.page-header {
  padding: calc(var(--nav-h) + 5rem) 0 5rem;
  position: relative;
  overflow: hidden;
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 1.5rem;
}

.page-header p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 540px;
  line-height: 1.7;
}

/* ===== GRADIENT TEXT ===== */
.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 60%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: normal;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .nav { padding: 0 1.5rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .container { padding: 0 1.25rem; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}