/* === BASE & VARIABLES === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #080c10;
  --bg2: #0d1219;
  --bg3: #111820;
  --border: rgba(255,255,255,0.06);
  --text: #e8edf2;
  --text-muted: #6b7d8e;
  --text-dim: #3d4f60;
  --accent: #00b4d8;
  --accent-warm: #f59e0b;
  --accent-blue: #3b82f6;
  --border-accent: rgba(0,200,160,0.2);
  --accent-glow: rgba(0,200,160,0.04);
  --mono: 'Space Mono', monospace;
  --sans: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,160,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,160,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

h1 {
  font-family: var(--mono);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 1.25rem;
}

h1 em { color: var(--accent); font-style: normal; }

h2 {
  font-family: var(--mono);
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

h3 {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

p { line-height: 1.8; }

.btn-p {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent);
  color: var(--bg);
  border: none;
  padding: 13px 26px;
  cursor: pointer;
  font-weight: 700;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-p:hover { background: #00e8ba; transform: translateY(-1px); }

.btn-g {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 13px 26px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-g:hover { border-color: var(--text-muted); color: var(--text); }

.div {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0 3rem;
}

/* PAGE HERO (non-home) */
.page-hero {
  position: relative;
  z-index: 1;
  padding: 9rem 3rem 5rem;
  border-bottom: 1px solid var(--border);
}

.page-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-tag::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--accent);
}

.page-tag.warm { color: var(--accent-warm); }
.page-tag.warm::before { background: var(--accent-warm); }
.page-tag.blue { color: var(--accent-blue); }
.page-tag.blue::before { background: var(--accent-blue); }

.page-sub {
  font-size: 16px;
  color: var(--text-muted);
  font-weight: 300;
  max-width: 580px;
  line-height: 1.9;
  margin-top: 1rem;
}

/* SECTIONS */
section {
  position: relative;
  z-index: 1;
  padding: 5rem 3rem;
}

.sec-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.sec-label.warm { color: var(--accent-warm); }
.sec-label.blue { color: var(--accent-blue); }

.sec-intro {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.85;
  margin-bottom: 3rem;
}

/* CARDS */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.card {
  background: var(--bg2);
  padding: 1.75rem;
  position: relative;
  overflow: hidden;
  transition: background 0.25s;
}

.card:hover { background: var(--bg3); }

.card-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.card:hover .card-accent { transform: scaleX(1); }
.warm-bar { background: var(--accent-warm); }
.teal-bar { background: var(--accent); }
.blue-bar { background: var(--accent-blue); }

.card-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 1.25rem;
}

.card p { font-size: 13px; color: var(--text-muted); line-height: 1.75; }

.card-tag {
  display: inline-block;
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border: 1px solid;
}

.tag-warm { color: var(--accent-warm); border-color: rgba(245,158,11,0.3); }
.tag-teal { color: var(--accent);      border-color: rgba(0,200,160,0.3); }
.tag-blue { color: var(--accent-blue); border-color: rgba(59,130,246,0.3); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

@media (max-width: 768px) {
  .div { margin: 0 1.5rem; }
  section { padding: 3.5rem 1.5rem; }
  .page-hero { padding: 8rem 1.5rem 3.5rem; }
}