/* ============================================================
   SmallNet LLC — style.css
   Dark-mode only. CSS custom properties for full brand system.
   ============================================================ */

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

/* ── Custom Properties ────────────────────────────────────────── */
:root {
  /* Colors */
  --bg-primary:   #0F172A;
  --bg-surface:   #1E293B;
  --bg-elevated:  #273549;
  --accent-cyan:  #38BDF8;
  --accent-blue:  #3B82F6;
  --text-primary: #F1F5F9;
  --text-muted:   #94A3B8;
  --border:       #334155;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing scale */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 68px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--text-primary);
}

/* ── Accessibility ───────────────────────────────────────────── */
/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  z-index: 9999;
  background: var(--accent-cyan);
  color: var(--bg-primary);
  font-weight: 700;
  font-size: 14px;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ── Layout utilities ─────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

@media (min-width: 1280px) {
  .container { padding-inline: var(--space-12); }
}

.section {
  padding-block: var(--space-20);
}

@media (min-width: 768px) {
  .section { padding-block: var(--space-24); }
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: var(--space-3);
}

.section-heading {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}

.section-subheading {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 640px;
  line-height: 1.7;
  margin-left: auto;
  margin-right: auto;
}

/* ── Fade-in animation (scroll-triggered) ───────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays */
.fade-in:nth-child(2) { transition-delay: 0.08s; }
.fade-in:nth-child(3) { transition-delay: 0.16s; }
.fade-in:nth-child(4) { transition-delay: 0.24s; }
.fade-in:nth-child(5) { transition-delay: 0.32s; }
.fade-in:nth-child(6) { transition-delay: 0.40s; }
.fade-in:nth-child(7) { transition-delay: 0.48s; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  padding: 13px var(--space-6);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background-color: var(--accent-cyan);
  color: var(--bg-primary);
  border-color: var(--accent-cyan);
}

.btn-primary:hover {
  background-color: #7DD3FC;
  border-color: #7DD3FC;
  color: var(--bg-primary);
}

.btn-outline {
  background-color: transparent;
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.btn-outline:hover {
  background-color: var(--accent-cyan);
  color: var(--bg-primary);
}

/* ── Navigation ──────────────────────────────────────────────── */
#site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background-color: rgba(15, 23, 42, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), background-color var(--transition-base);
}

#site-nav.scrolled {
  background-color: rgba(15, 23, 42, 0.96);
  border-bottom-color: var(--border);
}

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

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo:hover { opacity: 0.88; }

.nav-logo-img {
  height: 46px;
  width: auto;
  flex-shrink: 0;
  border-radius: 6px;
}

/* Desktop nav links */
.nav-links {
  display: none;
  list-style: none;
  gap: var(--space-1);
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  text-decoration: none;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background-color: var(--bg-surface);
}

.nav-link.active {
  color: var(--accent-cyan);
}

.nav-cta {
  display: none;
}

@media (min-width: 768px) {
  .nav-cta { display: inline-flex; }
}

/* Hamburger toggle */
#nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-muted);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

#nav-toggle:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

@media (min-width: 768px) {
  #nav-toggle { display: none; }
}

/* Mobile menu */
#nav-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: var(--space-4) var(--space-6);
  z-index: 99;
}

#nav-menu[hidden] {
  display: none;
}

#nav-menu .nav-links {
  display: flex;
  flex-direction: column;
  gap: 0;
}

#nav-menu .nav-link {
  padding: 13px var(--space-2);
  border-bottom: 1px solid var(--border);
  font-size: 15px;
  border-radius: 0;
}

#nav-menu .nav-link:last-child {
  border-bottom: none;
}

#nav-menu .nav-cta {
  display: inline-flex;
  margin-top: var(--space-4);
  width: 100%;
  justify-content: center;
}

/* ── Hero ────────────────────────────────────────────────────── */
#hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

/* Subtle circuit-grid background */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.18;
  pointer-events: none;
}

/* Radial gradient fade out from center */
#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 70% at 50% 50%, transparent 30%, var(--bg-primary) 80%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

/* Hero logo */
.hero-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-10);
}

.hero-logo-img {
  height: 260px;
  width: auto;
  border-radius: 14px;
  border: 1px solid rgba(56, 189, 248, 0.2);
  filter: drop-shadow(0 0 28px rgba(56, 189, 248, 0.3));
}

@media (max-width: 640px) {
  .hero-logo-img {
    height: 175px;
  }
}

.hero-label {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 6px var(--space-3);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-6);
}

/* .hero-label::before removed — avail-dot serves as the indicator */
.hero-label-location {
  color: var(--accent-cyan);
}
.hero-label-avail {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-headline {
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: var(--space-6);
}

.hero-headline em {
  font-style: normal;
  color: var(--accent-cyan);
}

.hero-body {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-muted);
  max-width: 580px;
  line-height: 1.75;
  margin-bottom: var(--space-3);
  margin-left: auto;
  margin-right: auto;
}

.hero-creds {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-10);
  justify-content: center;
}

.cred-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

/* ── Services ────────────────────────────────────────────────── */
#services {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.services-header {
  max-width: 640px;
  margin-bottom: var(--space-12);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color var(--transition-base), transform var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-cyan);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-2px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 40px;
  height: 40px;
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.service-icon svg {
  width: 20px;
  height: 20px;
}

.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}

.tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

/* ── About ───────────────────────────────────────────────────── */
#about {
  background-color: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

@media (min-width: 900px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}

.about-body p {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-5);
}

.about-body p:last-child { margin-bottom: 0; }

.about-body strong {
  color: var(--text-primary);
  font-weight: 600;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-5);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1;
  margin-bottom: var(--space-1);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.cert-list {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cert-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.cert-item::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ── Work ────────────────────────────────────────────────────── */
#work {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.work-header {
  max-width: 640px;
  margin-bottom: var(--space-12);
}

.work-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .work-grid { grid-template-columns: repeat(2, 1fr); }
}

.work-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition-base);
}

.work-card:hover {
  border-color: rgba(59, 130, 246, 0.45);
}

.work-sector {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-blue);
}

.work-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.work-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.72;
  flex: 1;
}

.work-scope {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: var(--space-2);
  border-top: 1px solid var(--border);
  margin-top: var(--space-1);
}

/* ── Contact ─────────────────────────────────────────────────── */
#contact {
  background-color: var(--bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

@media (min-width: 900px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

.contact-intro p {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.78;
  margin-bottom: var(--space-5);
}

.contact-intro p:last-child { margin-bottom: 0; }

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.contact-item:hover {
  border-color: var(--accent-cyan);
  background: var(--bg-elevated);
}

.contact-icon {
  width: 38px;
  height: 38px;
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.contact-icon svg {
  width: 18px;
  height: 18px;
}

.contact-item-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-item-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-item-value {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
}

/* ── Footer ──────────────────────────────────────────────────── */
footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding-block: var(--space-8);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.footer-brand:hover { opacity: 0.8; }

.footer-logo-img {
  height: 36px;
  width: auto;
  border-radius: 4px;
  opacity: 0.75;
  transition: opacity var(--transition-fast);
}

.footer-brand:hover .footer-logo-img {
  opacity: 1;
}

.footer-copy {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-copy a {
  color: var(--text-muted);
}

.footer-copy a:hover { color: var(--text-primary); }

/* ── Divider ─────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--border);
  margin-block: var(--space-8);
}

/* ── Utility classes ─────────────────────────────────────────── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

/* ── Responsive adjustments ──────────────────────────────────── */
@media (max-width: 480px) {
  .hero-headline { font-size: 2rem; }
  .stat-value { font-size: 1.625rem; }
  .about-stats { grid-template-columns: 1fr 1fr; }
}

/* ═══════════════════════════════════════════════════════════════ *
 *  ANIMATIONS
 * ═══════════════════════════════════════════════════════════════ */

/* ── Hero entrance stagger ───────────────────────────────────── */
@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroScaleIn {
  from {
    opacity: 0;
    transform: scale(0.88);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.hero-anim {
  opacity: 0;
}

.hero-anim-play {
  animation: heroFadeUp 0.65s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* Logo gets a scale-in instead */
.hero-logo-wrap.hero-anim-play {
  animation: heroScaleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ── Typewriter cursor blink ─────────────────────────────────── */
@keyframes cursorBlink {
  0%, 100% { border-color: var(--accent-cyan); }
  50%       { border-color: transparent; }
}

.hero-headline em[style*="border-right"] {
  animation: cursorBlink 0.75s step-end infinite;
}

/* ── Card trace-border on hover ──────────────────────────────── */
.trace-border {
  position: relative;
  overflow: hidden;
}

.trace-border::before,
.trace-border::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  transition: opacity 0.3s ease;
  opacity: 0;
}

/* Top + right edge */
.trace-border::before {
  border-top: 1px solid var(--accent-cyan);
  border-right: 1px solid var(--accent-cyan);
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.15);
}

/* Bottom + left edge */
.trace-border::after {
  border-bottom: 1px solid var(--accent-cyan);
  border-left: 1px solid var(--accent-cyan);
}

.trace-border:hover::before,
.trace-border:hover::after {
  opacity: 1;
}

.trace-border:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(56, 189, 248, 0.1);
}

/* ── Particle canvas sits behind everything ──────────────────── */
#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* ── Calendly CTA ────────────────────────────────────────────── */
.calendly-btn {
  margin-top: var(--space-6);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* ── Scroll to top ───────────────────────────────────────────── */
#scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--accent-cyan);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.2s, box-shadow 0.2s;
  z-index: 90;
  pointer-events: none;
}
#scroll-top:not([hidden]) {
  pointer-events: auto;
}
#scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
}
#scroll-top:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.2);
}
@media (max-width: 640px) {
  #scroll-top { bottom: 1.25rem; right: 1.25rem; }
}

/* ── Availability dot ────────────────────────────────────────── */
.avail-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
  animation: avail-pulse 2.4s ease-out infinite;
  vertical-align: middle;
  margin-right: 8px;
  position: relative;
  top: -1px;
}
.avail-text {
  color: rgba(34, 197, 94, 0.85);
}
@keyframes avail-pulse {
  0%   { box-shadow: 0 0 0 0   rgba(34, 197, 94, 0.5); }
  70%  { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0   rgba(34, 197, 94, 0); }
}

/* ── Tech stack marquee ──────────────────────────────────────── */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid rgba(56, 189, 248, 0.08);
  border-bottom: 1px solid rgba(56, 189, 248, 0.08);
  padding: 13px 0;
  background: rgba(56, 189, 248, 0.02);
  user-select: none;
}
.marquee-track {
  display: flex;
  align-items: center;
  width: max-content;
  animation: marquee 40s linear infinite;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── How It Works ────────────────────────────────────────────── */
.process-header {
  text-align: center;
  margin-bottom: var(--space-12);
}
.process-steps {
  display: flex;
  align-items: flex-start;
  max-width: 900px;
  margin: 0 auto;
}
.process-step {
  flex: 1;
  padding: var(--space-6);
  text-align: center;
}
.process-connector {
  flex-shrink: 0;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, rgba(56, 189, 248, 0.35), rgba(56, 189, 248, 0.08));
  margin-top: 44px;
  position: relative;
}
.process-connector::after {
  content: '';
  position: absolute;
  right: -5px;
  top: -4px;
  width: 9px;
  height: 9px;
  border-right: 2px solid rgba(56, 189, 248, 0.35);
  border-top: 2px solid rgba(56, 189, 248, 0.35);
  transform: rotate(45deg);
}
.step-number {
  font-family: var(--font-mono);
  font-size: 2.75rem;
  font-weight: 600;
  color: rgba(56, 189, 248, 0.12);
  line-height: 1;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}
.step-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}
.step-body {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-4);
}
.step-cta {
  display: inline-block;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--accent-cyan);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: opacity 0.2s;
}
.step-cta:hover { opacity: 0.7; }
@media (max-width: 768px) {
  .process-steps {
    flex-direction: column;
    align-items: center;
    gap: 0;
  }
  .process-connector {
    width: 2px;
    height: 36px;
    margin: 0;
    background: linear-gradient(180deg, rgba(56, 189, 248, 0.35), rgba(56, 189, 248, 0.08));
  }
  .process-connector::after {
    right: -4px;
    bottom: -5px;
    top: auto;
    transform: rotate(135deg);
  }
}

/* ── Work problem line ───────────────────────────────────────── */
.work-problem {
  font-size: 0.78rem;
  color: rgba(56, 189, 248, 0.65);
  font-family: var(--font-mono);
  margin-bottom: var(--space-4);
  padding: var(--space-2) var(--space-3);
  background: rgba(56, 189, 248, 0.05);
  border-left: 2px solid rgba(56, 189, 248, 0.3);
  border-radius: 0 4px 4px 0;
  line-height: 1.55;
}
.work-problem span {
  font-weight: 600;
  color: var(--accent-cyan);
}

/* ── Testimonials ────────────────────────────────────────────── */
.testimonials-header {
  text-align: center;
  margin-bottom: var(--space-10);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  align-items: start;
}
.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--space-7);
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.testimonial-card:hover {
  border-color: rgba(56, 189, 248, 0.25);
  transform: translateY(-2px);
}
.testimonial-quote {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-secondary);
  font-style: italic;
  margin: 0;
  position: relative;
  padding: var(--space-4) var(--space-4) var(--space-5);
}
.testimonial-quote::before {
  content: '\201C';
  position: absolute;
  top: -6px;
  left: -2px;
  font-size: 3.5rem;
  line-height: 1;
  color: rgba(56, 189, 248, 0.22);
  font-family: Georgia, serif;
  font-style: normal;
}
.testimonial-quote::after {
  content: '\201D';
  position: absolute;
  bottom: -18px;
  right: 0;
  font-size: 3.5rem;
  line-height: 1;
  color: rgba(56, 189, 248, 0.22);
  font-family: Georgia, serif;
  font-style: normal;
}
.testimonial-attribution {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: var(--space-4);
  border-top: 1px solid rgba(56, 189, 248, 0.1);
}
.testimonial-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.84rem;
}
.testimonial-role {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  line-height: 1.45;
}
@media (max-width: 900px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ── Reduced motion overrides ────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .hero-anim,
  .hero-anim-play {
    opacity: 1 !important;
    animation: none !important;
    transform: none !important;
  }
  .avail-dot {
    animation: none;
  }
  .marquee-track {
    animation: none;
  }
  .trace-border:hover {
    transform: none;
  }
  #hero-canvas {
    display: none;
  }
}