/* ============================================================
   PixelTwenty — Site Styles
   ============================================================ */

/* ── 1. VARIABLES ─────────────────────────────────────────── */
:root {
  --bg:          #04091a;
  --bg-alt:      #060f1e;
  --bg-card:     #07101d;
  --bg-card-hv:  #0b1628;

  --cyan:        #00d8ff;
  --cyan-glow:   rgba(0, 216, 255, 0.12);
  --cyan-glow2:  rgba(0, 216, 255, 0.06);
  --purple:      #8b5cf6;
  --purple-glow: rgba(139, 92, 246, 0.12);
  --green:       #10b981;
  --green-glow:  rgba(16, 185, 129, 0.12);

  --text:        #dce9ff;
  --text-sub:    #7a90b0;
  --text-muted:  #3d5272;

  --border:      rgba(0, 216, 255, 0.1);
  --border-hv:   rgba(0, 216, 255, 0.28);

  --grad-text:   linear-gradient(135deg, #00d8ff, #8b5cf6);
  --grad-btn:    linear-gradient(135deg, #0095cc 0%, #6432c8 100%);

  --radius:      12px;
  --radius-lg:   20px;
  --t:           0.3s ease;
  --max-w:       1200px;
}

/* ── 2. RESET ─────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

/* ── 3. UTILITIES ─────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

.gradient-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.7rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 14px;
  line-height: 1.15;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-sub);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ── 4. HEADER / NAV ──────────────────────────────────────── */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 22px 32px;
  transition: background var(--t), border-color var(--t), padding var(--t),
              backdrop-filter var(--t);
  border-bottom: 1px solid transparent;
}

#site-header.scrolled {
  background: rgba(4, 9, 26, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
  padding: 14px 32px;
}

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

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 11px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links li a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-sub);
  letter-spacing: 0.02em;
  transition: color var(--t);
}

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

.nav-links li:last-child a {
  color: var(--cyan) !important;
  -webkit-text-fill-color: var(--cyan) !important;
  border: 1px solid rgba(0, 216, 255, 0.3);
  padding: 7px 20px;
  border-radius: 100px;
  font-weight: 600;
  transition: var(--t);
}

.nav-links li:last-child a:hover {
  background: var(--cyan-glow2);
  border-color: var(--cyan);
  box-shadow: 0 0 22px var(--cyan-glow);
}

/* ── 5. HERO ───────────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 72% 58% at 12% 55%, rgba(0, 216, 255, 0.07) 0%, transparent 65%),
    radial-gradient(ellipse 52% 60% at 88% 22%, rgba(139, 92, 246, 0.07) 0%, transparent 65%),
    var(--bg);
  pointer-events: none;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(0, 216, 255, 0.065) 1px, transparent 1px);
  background-size: 44px 44px;
}

/* Large decorative chip in background */
.hero-deco {
  position: absolute;
  right: -150px;
  top: 50%;
  transform: translateY(-50%);
  width: 680px;
  height: 680px;
  color: var(--cyan);
  opacity: 0.055;
  pointer-events: none;
  animation: slow-spin 80s linear infinite;
}

@keyframes slow-spin {
  from { transform: translateY(-50%) rotate(0deg); }
  to   { transform: translateY(-50%) rotate(360deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 740px;
  padding: 120px 0 100px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(0, 216, 255, 0.06);
  border: 1px solid rgba(0, 216, 255, 0.2);
  border-radius: 100px;
  padding: 7px 18px;
  font-size: 0.71rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  flex-shrink: 0;
  animation: badge-pulse 2.2s ease-in-out infinite;
}

@keyframes badge-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 216, 255, 0.5); }
  50%       { opacity: 0.7; box-shadow: 0 0 0 6px rgba(0, 216, 255, 0); }
}

.hero-title {
  font-size: clamp(2.5rem, 5.8vw, 4.4rem);
  font-weight: 800;
  line-height: 1.07;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: 22px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.18rem);
  color: var(--text-sub);
  margin-bottom: 46px;
  font-weight: 400;
  letter-spacing: 0.02em;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  background: var(--grad-btn);
  color: #fff !important;
  -webkit-text-fill-color: #fff !important;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 13px 30px;
  border-radius: 100px;
  transition: var(--t);
  letter-spacing: 0.01em;
  box-shadow: 0 4px 28px rgba(0, 130, 190, 0.32);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px rgba(0, 130, 190, 0.5);
  filter: brightness(1.1);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  color: var(--text-sub) !important;
  -webkit-text-fill-color: var(--text-sub) !important;
  font-weight: 500;
  font-size: 0.92rem;
  padding: 13px 30px;
  border-radius: 100px;
  border: 1px solid var(--border);
  transition: var(--t);
}

.btn-secondary:hover {
  color: var(--text) !important;
  -webkit-text-fill-color: var(--text) !important;
  border-color: var(--border-hv);
  background: rgba(0, 216, 255, 0.04);
}

/* ── 6. VALUES ─────────────────────────────────────────────── */
#values {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.value-item {
  text-align: center;
  padding: 60px 40px;
  border-right: 1px solid var(--border);
}

.value-item:last-child {
  border-right: none;
}

.value-icon-wrap {
  width: 58px;
  height: 58px;
  background: var(--cyan-glow2);
  border: 1px solid rgba(0, 216, 255, 0.15);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.value-icon-wrap svg {
  width: 26px;
  height: 26px;
  stroke: var(--cyan);
}

.value-item h3 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}

.value-item p {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 1.78;
  max-width: 260px;
  margin: 0 auto;
}

/* ── 7. SERVICES ───────────────────────────────────────────── */
#services {
  padding: 110px 0;
  background: var(--bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  transition: border-color var(--t), background var(--t), transform var(--t), box-shadow var(--t);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t);
}

.service-card:hover {
  border-color: var(--border-hv);
  background: var(--bg-card-hv);
  transform: translateY(-5px);
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(0, 216, 255, 0.07);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon-wrap {
  width: 52px;
  height: 52px;
  background: var(--cyan-glow2);
  border: 1px solid rgba(0, 216, 255, 0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.service-icon-wrap svg {
  width: 24px;
  height: 24px;
  stroke: var(--cyan);
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ── 8. WORK / PORTFOLIO ───────────────────────────────────── */
#work {
  padding: 110px 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.work-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
  color: inherit;
}

.work-card:hover {
  border-color: var(--border-hv);
  transform: translateY(-7px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}

/* Visual banner */
.work-card-visual {
  height: 230px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.work-rp {
  background: linear-gradient(140deg, #041912 0%, #062618 55%, #0a3020 100%);
}

.work-cam {
  background: linear-gradient(140deg, #060e28 0%, #0d1e40 50%, #081428 100%);
}

/* Subtle radial highlight in card visual */
.work-card-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 50% 40%, rgba(255,255,255,0.035) 0%, transparent 70%);
}

.work-visual-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  z-index: 1;
}

.work-visual-icon {
  width: 84px;
  height: 84px;
}

.work-rp .work-visual-icon {
  filter: drop-shadow(0 0 24px rgba(16, 185, 129, 0.3));
}

.work-cam .work-visual-icon {
  filter: drop-shadow(0 0 24px rgba(0, 216, 255, 0.3));
}

.work-visual-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(220, 235, 255, 0.28);
}

/* Card content */
.work-card-content {
  padding: 28px 32px 32px;
}

.work-card-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.work-tag-green { color: var(--green); }
.work-tag-cyan  { color: var(--cyan);  }

.work-card h3 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.03em;
}

.work-card p {
  font-size: 0.875rem;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 18px;
}

.work-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: gap var(--t);
}

.work-link-green { color: var(--green); }
.work-link-cyan  { color: var(--cyan);  }

.work-card:hover .work-card-link {
  gap: 10px;
}

.arrow {
  display: inline-block;
  transition: transform var(--t);
  font-style: normal;
}

/* ── 9. CONTACT ────────────────────────────────────────────── */
#contact {
  padding: 110px 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.contact-wrap {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 40px;
  min-width: 300px;
  color: inherit;
  transition: border-color var(--t), background var(--t), transform var(--t), box-shadow var(--t);
}

.contact-card:hover {
  border-color: var(--border-hv);
  background: var(--bg-card-hv);
  transform: translateY(-4px);
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.35), 0 0 40px var(--cyan-glow);
}

.contact-icon-wrap {
  width: 52px;
  height: 52px;
  background: var(--cyan-glow2);
  border: 1px solid rgba(0, 216, 255, 0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon-wrap svg {
  width: 22px;
  height: 22px;
  stroke: var(--cyan);
}

.contact-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-value {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text);
}

.contact-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 3px;
}

/* ── 10. FOOTER ────────────────────────────────────────────── */
#site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 70px 0 28px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 72px;
  align-items: start;
  padding-bottom: 52px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.footer-logo {
  margin-bottom: 14px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.footer-contact-info h4 {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.footer-contact-info ul {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.footer-contact-info a {
  font-size: 0.875rem;
  color: var(--text-sub);
  transition: color var(--t);
}

.footer-contact-info a:hover {
  color: var(--cyan);
}

.footer-llc {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.footer-bottom {
  text-align: center;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── 11. SCROLL REVEAL ─────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.13s; }
.reveal-delay-2 { transition-delay: 0.26s; }
.reveal-delay-3 { transition-delay: 0.39s; }

/* ── 12. RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 980px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .value-item  { border-right: none; border-bottom: 1px solid var(--border); }
  .value-item:nth-child(2) { border-bottom: 1px solid var(--border); }
  .value-item:last-child   { border-bottom: none; }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .work-grid     { grid-template-columns: 1fr; }

  .footer-inner { grid-template-columns: 1fr 1fr; gap: 44px; }
  .footer-brand { grid-column: 1 / -1; }

  .hero-deco    { display: none; }
}

@media (max-width: 640px) {
  .values-grid   { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }

  .value-item { padding: 44px 28px; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .nav-links li:not(:last-child) { display: none; }

  .contact-card  { min-width: unset; width: 100%; }
  .contact-wrap  { flex-direction: column; align-items: stretch; padding: 0 4px; }

  .work-card-content { padding: 22px 24px 26px; }

  .hero-content { padding: 110px 0 80px; }
}