/* ─────────────────────────────────────────────────────────
   GeekMonkey — Shared Stylesheet
   UTF-8 · Mobile-first · CSS Custom Properties
───────────────────────────────────────────────────────── */

/* ─── RESET & TOKENS ──────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --c-bg:       #050709;
  --c-surface:  #0d1117;
  --c-border:   rgba(255,255,255,0.06);
  --c-accent:   #00ffa3;
  --c-accent2:  #00c8ff;
  --c-text:     #e2eaf3;
  --c-muted:    #637080;
  --f-display:  'Syne', sans-serif;
  --f-mono:     'Space Mono', monospace;
  --radius:     10px;
  --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--f-display);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── SCROLLBAR ───────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--c-bg); }
::-webkit-scrollbar-thumb { background: var(--c-accent); border-radius: 2px; }

/* ─── NOISE TEXTURE ───────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ─── GRID BACKGROUND ─────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,255,163,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,255,163,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ─── LAYOUT ──────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
  position: relative;
  z-index: 1;
}

/* ─── HEADER / NAV ────────────────────────────────────── */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 72px;
  z-index: 100;
  background: rgba(5,7,9,0.80);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.logo:hover { opacity: 0.8; }
.logo-img {
  height: 38px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: clamp(1.2rem, 2.5vw, 2.5rem);
  align-items: center;
}
.nav-links a {
  color: var(--c-muted);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--c-text); }

.nav-cta {
  background: var(--c-accent) !important;
  color: #000 !important;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius);
  font-weight: 700 !important;
  letter-spacing: 0.06em !important;
}
.nav-cta:hover { background: #00d988 !important; }

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: rgba(5,7,9,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
  padding: 1.5rem 2rem;
  z-index: 99;
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.mobile-menu a {
  color: var(--c-text);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  display: block;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--c-border);
  transition: var(--transition);
}
.mobile-menu a:hover { color: var(--c-accent); }

/* ─── HERO ────────────────────────────────────────────── */
.hero {
  padding-top: clamp(120px, 16vw, 160px);
  padding-bottom: clamp(60px, 8vw, 100px);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(0,255,163,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--c-accent);
  border: 1px solid rgba(0,255,163,0.25);
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 2rem;
  background: rgba(0,255,163,0.05);
  letter-spacing: 0.05em;
  text-transform: lowercase;
}
.hero-badge::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.8); }
}

.hero h1 {
  font-size: clamp(2.6rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.hero h1 .line-accent { color: var(--c-accent); }
.hero h1 .line-dim    { color: var(--c-muted); }

.hero-desc {
  font-size: clamp(0.9rem, 1.8vw, 1.05rem);
  color: var(--c-muted);
  max-width: 580px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ─── STACK ROW ───────────────────────────────────────── */
.stack-row {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 3rem);
  flex-wrap: wrap;
  margin-top: clamp(3rem, 5vw, 5rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--c-border);
}
.stack-label {
  font-family: var(--f-mono);
  font-size: 0.65rem;
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  white-space: nowrap;
}
.stack-icons {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2rem);
  flex-wrap: wrap;
  align-items: center;
}
.stack-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition);
  cursor: default;
}
.stack-item:hover { transform: translateY(-4px); }
.stack-logo {
  height: 32px;
  width: auto;
  filter: grayscale(1) brightness(0.6);
  opacity: 0.5;
  transition: var(--transition);
}
.stack-item:hover .stack-logo { filter: grayscale(0) brightness(1.2); opacity: 1; }
.stack-name {
  font-family: var(--f-mono);
  font-size: 0.6rem;
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: var(--transition);
}
.stack-item:hover .stack-name { color: var(--c-accent); }

/* ─── SECTION ─────────────────────────────────────────── */
section { padding: clamp(60px, 8vw, 100px) 0; position: relative; z-index: 1; }

.section-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
  flex-wrap: wrap;
}
.section-tag {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  color: var(--c-accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  flex-shrink: 0;
}
.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* ─── STATS BAR ───────────────────────────────────────── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: clamp(50px, 7vw, 80px);
}
.stat-cell {
  background: var(--c-surface);
  padding: clamp(1.2rem, 2.5vw, 2rem);
  text-align: center;
  transition: var(--transition);
}
.stat-cell:hover { background: rgba(0,255,163,0.04); }
.stat-num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--c-accent);
  font-family: var(--f-mono);
  letter-spacing: -0.04em;
  display: block;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-top: 0.3rem;
}

/* ─── CARDS ───────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(340px, 100%), 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.card:hover {
  border-color: rgba(0,255,163,0.3);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.4), 0 0 20px rgba(0,255,163,0.06);
}

.card-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: var(--c-surface);
}

.card-body {
  padding: 1.4rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-tag {
  font-family: var(--f-mono);
  font-size: 0.65rem;
  color: var(--c-accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}

.card-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  line-height: 1.4;
  text-transform: capitalize;
}

.card-desc {
  font-size: 0.82rem;
  color: var(--c-muted);
  margin-bottom: 1.2rem;
  flex: 1;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ─── BUTTONS ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  font-family: var(--f-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.btn-primary { background: var(--c-accent); color: #000; }
.btn-primary:hover {
  background: #00e690;
  box-shadow: 0 0 20px rgba(0,255,163,0.35);
}
.btn-ghost { background: transparent; color: var(--c-text); border: 1px solid var(--c-border); }
.btn-ghost:hover { border-color: var(--c-accent); color: var(--c-accent); }
.btn-yt { background: #ff2020; color: #fff; }
.btn-yt:hover {
  background: #e01a1a;
  box-shadow: 0 0 20px rgba(255,32,32,0.3);
}
.btn-full { width: 100%; margin-top: auto; }

/* ─── SKELETON ────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--c-surface) 25%, rgba(255,255,255,0.04) 50%, var(--c-surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 12px;
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-card { height: 280px; }

/* ─── CONTACT ─────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.contact-info h2 {
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.contact-info p {
  color: var(--c-muted);
  font-size: 0.9rem;
  line-height: 1.75;
  margin-bottom: 2rem;
}
.contact-links { display: flex; flex-direction: column; gap: 0.75rem; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--c-muted);
  text-decoration: none;
  font-size: 0.82rem;
  font-family: var(--f-mono);
  transition: var(--transition);
  padding: 0.75rem 1rem;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-surface);
  word-break: break-all;
}
.contact-link:hover { color: var(--c-accent); border-color: rgba(0,255,163,0.3); }
.contact-link-icon { font-size: 1.1rem; flex-shrink: 0; }

.form-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  padding: clamp(1.5rem, 3vw, 2.5rem);
}
.form-group { margin-bottom: 1.2rem; }
.form-label {
  display: block;
  font-family: var(--f-mono);
  font-size: 0.68rem;
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.form-input {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  color: var(--c-text);
  font-family: var(--f-display);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
  resize: none;
  -webkit-appearance: none;
}
.form-input:focus { border-color: var(--c-accent); background: rgba(0,255,163,0.03); }
.form-input::placeholder { color: var(--c-muted); }
#form-status {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  margin-top: 1rem;
  text-align: center;
  min-height: 1.4rem;
}

/* ─── FOOTER ──────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--c-border);
  padding: 2.5rem 0;
  position: relative;
  z-index: 1;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--c-muted);
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--c-muted);
  text-decoration: none;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--c-accent); }

/* ─── SCROLL REVEAL ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ─── BACK TO TOP ─────────────────────────────────────── */
#back-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  background: var(--c-accent);
  color: #000;
  border: none;
  border-radius: var(--radius);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 50;
}
#back-top.visible { opacity: 1; pointer-events: auto; }
#back-top:hover { background: #00e690; transform: translateY(-3px); }

/* ─── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links    { display: none; }
  .hamburger    { display: flex; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .stats-bar    { grid-template-columns: repeat(2, 1fr); }
  .stack-row    { gap: 1rem; }
}

@media (max-width: 480px) {
  .stats-bar    { grid-template-columns: 1fr 1fr; }
  .stack-row    { flex-direction: column; align-items: flex-start; }
  .grid         { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}