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

:root {
  --bg:        #f6f6ff;   /* surface */
  --surface:   #ffffff;   /* surface-container-lowest — cards/floating */
  --surface2:  #eef0ff;   /* surface-container-low — secondary fills */
  --border:    rgba(165, 173, 198, 0.22);  /* ghost border — felt, not seen */
  --text:      #272e42;   /* on_surface */
  --muted:     #6b7591;   /* muted navy */
  --accent:    #14B8A6;   /* vibrant teal */
  --primary:   #00675d;   /* primary — CTAs */
  --accent-h:  #6af2de;   /* primary_container */
  --accent-dim:#14B8A615;
  --white:     #FFFFFF;
  --max-w:     1280px;
  --radius:    10px;
  --transition:0.2s ease;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ─── SCROLLBAR ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #a5adc6; border-radius: 3px; }

/* ─── LAYOUT ────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
}

section {
  padding: 96px 0;
}

/* ─── NAVIGATION ────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(246, 246, 255, 0.80);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition: var(--transition);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--transition);
}

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

.nav-cta {
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 7px 16px;
  border: 1px solid var(--primary);
  border-radius: 6px;
  color: var(--primary) !important;
  transition: background var(--transition), color var(--transition) !important;
}

.nav-cta:hover {
  background: var(--primary) !important;
  color: var(--white) !important;
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── HERO ──────────────────────────────────────────────── */
#hero {
  padding-top: 140px;
  padding-bottom: 96px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--accent)33;
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

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

.hero-heading {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
  display: none; /* replaced by .hero-name + .hero-pm-title */
}

/* Cinematic display typography */
.hero-name {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(4.5rem, 11vw, 8.5rem);
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: 16px;
}

.hero-pm-title {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(0.75rem, 1.5vw, 0.9rem);
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}

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

.hero-sub {
  font-size: 1.0625rem;
  color: var(--muted);
  max-width: 500px;
  margin-bottom: 40px;
  line-height: 1.75;
}

.hero-timeline {
  margin-bottom: 40px;
}

.timeline-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.timeline-item:first-child { border-top: 1px solid var(--border); }

.timeline-arrow {
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.timeline-role { font-weight: 600; color: var(--text); flex: 1; }

.timeline-company { color: var(--muted); font-size: 0.85rem; }

.timeline-year {
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
  margin-left: auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: var(--white);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 11px 22px;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary), var(--accent-h));
  transform: translateY(-1px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 11px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: border-color var(--transition), color var(--transition);
}

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

/* Hero photo */
.hero-photo {
  width: 440px;
  height: 440px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid rgba(20, 184, 166, 0.45);
  flex-shrink: 0;
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow:
    0 0 40px 8px rgba(20, 184, 166, 0.18),
    0 0 80px 20px rgba(0, 103, 93, 0.10);
  transition: box-shadow 0.4s ease, transform 0.15s ease;
  will-change: transform;
}

.hero-photo:hover {
  box-shadow:
    0 0 60px 12px rgba(20, 184, 166, 0.28),
    0 0 100px 24px rgba(0, 103, 93, 0.14);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-initials {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
}

/* ── Ambient lighting blobs ── */
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.hero-blob.blue {
  width: 520px;
  height: 520px;
  background: rgba(20, 184, 166, 0.12);
  top: -100px;
  left: -120px;
}

.hero-blob.amber {
  width: 400px;
  height: 400px;
  background: rgba(0, 103, 93, 0.07);
  bottom: -80px;
  right: -60px;
}

/* Ensure hero content is above blobs */
#hero .container { position: relative; z-index: 1; }

/* Social icons row */
.social-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--transition);
}

.social-link:hover { color: var(--accent); }

.social-link svg { width: 16px; height: 16px; }

/* ─── SECTION LABELS ────────────────────────────────────── */
.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1rem;
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 56px;
  line-height: 1.75;
}

/* ─── DIVIDER ────────────────────────────────────────────── */
.section-divider {
  height: 0;
  margin: 0;
}

/* ─── ABOUT ─────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  color: var(--muted);
  margin-bottom: 18px;
  font-size: 0.9875rem;
  line-height: 1.8;
}

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

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

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 28px 24px;
  box-shadow: 0 20px 40px rgba(39, 46, 66, 0.06);
}

.stat-card:first-child { border-radius: var(--radius) 0 0 0; }
.stat-card:nth-child(2) { border-radius: 0 var(--radius) 0 0; }
.stat-card:nth-child(3) { border-radius: 0 0 0 var(--radius); }
.stat-card:last-child { border-radius: 0 0 var(--radius) 0; }

.stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-number span { color: var(--accent); }

.stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
}

.hobbies-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.hobby-tag {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 100px;
}

/* ─── WORK ──────────────────────────────────────────────── */
.work-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.work-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform var(--transition);
}

.work-card:hover { transform: translateY(-3px); }

.work-company-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.work-img-wrap {
  width: 100%;
  height: 200px;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px 32px;
}

.work-img-wrap img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  transition: transform 0.35s ease;
}

.work-card:hover .work-img-wrap img { transform: scale(1.04); }

/* Per-card background colours matching each logo */
.work-img-wrap.bg-tfc   { background: #000000; }
.work-img-wrap.bg-nrs   { background: #1A1510; }
.work-img-wrap.bg-metro { background: #1A1A1A; }

.work-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.work-role {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.work-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.work-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px 20px;
  transition: border-color var(--transition), color var(--transition);
  align-self: flex-start;
  margin-top: 4px;
}

.work-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── PROJECTS ──────────────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(39, 46, 66, 0.06);
}

.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 25% 75%, rgba(20,184,166,0.10) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 25%, rgba(0,103,93,0.07) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  border-radius: inherit;
}

.project-card:hover::after { opacity: 1; }

.project-card > * { position: relative; z-index: 1; }

.project-card:hover {
  border-color: var(--accent)55;
  transform: translateY(-2px);
}

.project-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.project-icon {
  font-size: 2rem;
  line-height: 1;
}

.project-status {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.status-live {
  color: #10B981;
  background: #10B98115;
  border: 1px solid #10B98133;
}

.status-building {
  color: #F59E0B;
  background: #F59E0B15;
  border: 1px solid #F59E0B33;
}

.project-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.project-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
}

.tech-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tech-tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 3px 9px;
  border-radius: 5px;
}

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

.project-link:hover { gap: 10px; }

/* ─── CASE STUDIES ──────────────────────────────────────── */
.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.case-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 20px 40px rgba(39, 46, 66, 0.06);
}

.case-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.case-logo {
  height: 28px;
  object-fit: contain;
  filter: brightness(0);
}

.case-company-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.case-status {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--accent-dim);
  border: 1px solid rgba(20, 184, 166, 0.25);
  padding: 4px 10px;
  border-radius: 100px;
}

.case-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
}

.case-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 7px;
  border: 1px solid var(--border);
  color: var(--text);
  align-self: flex-start;
  transition: border-color var(--transition), color var(--transition);
}

.case-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.case-btn.disabled {
  color: var(--muted);
  cursor: default;
  pointer-events: none;
  opacity: 0.5;
}

/* ─── PM FLOWCHART ──────────────────────────────────────── */
.pm-flowchart {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 56px;
  padding: 24px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  box-shadow: 0 20px 40px rgba(39, 46, 66, 0.06);
}

.flow-step {
  flex: 1;
  min-width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: background 0.35s ease, border-color 0.35s ease;
  cursor: default;
}

.flow-step.lit {
  background: var(--accent-dim);
  border-color: rgba(20, 184, 166, 0.25);
}

.flow-step-icon {
  font-size: 1.4rem;
  line-height: 1;
}

.flow-step-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  transition: color 0.35s ease;
}

.flow-step.lit .flow-step-label { color: var(--accent); }

.flow-connector {
  color: var(--border);
  font-size: 1rem;
  flex-shrink: 0;
  padding: 0 6px;
  transition: color 0.35s ease;
  user-select: none;
}

.flow-connector.lit { color: var(--accent); }

@media (max-width: 600px) {
  .pm-flowchart { padding: 16px; gap: 0; }
  .flow-step { padding: 12px 6px; }
}

/* ─── CONTACT ───────────────────────────────────────────── */
#contact {
  text-align: center;
}

#contact .section-label,
#contact .section-title,
#contact .section-desc {
  margin-left: auto;
  margin-right: auto;
}

.contact-cards {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 22px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
}

.contact-card:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.contact-card svg { width: 18px; height: 18px; flex-shrink: 0; }

.contact-card.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.contact-card.primary:hover {
  background: linear-gradient(135deg, var(--primary), var(--accent-h));
  border-color: var(--accent);
  color: var(--white);
}

/* ─── FOOTER ────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-name {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--muted);
  transition: color var(--transition);
}

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

/* ─── FADE-IN ANIMATIONS ────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ─── MOBILE NAV ────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 60px; left: 0; right: 0;
    background: rgba(246, 246, 255, 0.95);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 8px 24px rgba(39, 46, 66, 0.08);
    padding: 16px 24px 24px;
    gap: 16px;
  }
  .nav-toggle { display: flex; }
  .nav-inner {
    padding: 0 20px;
  }
}

/* ─── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .hero-inner > *:last-child {
    order: -1;
  }
  .hero-photo {
    display: flex;
    width: 180px;
    height: 180px;
    margin: 0 auto 28px;
  }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 800px) {
  .work-cards { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  section { padding: 64px 0; }
  .case-studies-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
  .container { padding: 0 20px; }
  #hero {
    padding-top: 100px;
    padding-bottom: 60px;
    min-height: auto;
  }
  .hero-typed-heading {
    font-size: clamp(2rem, 10vw, 2.8rem);
    white-space: normal;
    height: auto;
    min-height: 1.4em;
  }
  .hero-intro-line {
    font-size: 1rem;
  }
  .timeline-item {
    flex-wrap: wrap;
    gap: 4px;
  }
  .timeline-year {
    width: 100%;
    margin-left: 0;
    padding-left: 20px;
  }
}

/* ─── TYPEWRITER HERO ───────────────────────────────────── */
.hero-intro-line {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
  min-height: 1.8em;
}

.hero-at {
  color: var(--accent);
  font-weight: 700;
}

.hero-typed-heading {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 20px;
  height: 2.4em;
  display: flex;
  align-items: flex-start;
  white-space: nowrap;
  overflow: hidden;
}

#typed-text {
  color: var(--accent);
}

.typed-cursor {
  display: inline-block;
  width: 3px;
  height: 0.85em;
  background: var(--accent);
  margin-left: 4px;
  border-radius: 2px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}

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