/* ═══════════════════════════════════════════════════
   SHAMIMUR RAHAMAN — SEO Expert Portfolio
   Design System & Global Styles
   ═══════════════════════════════════════════════════ */

/* ── TOKENS ── */
:root {
  --ink: #0A1628;
  --ink-soft: #2C3E50;
  --paper: #F4F6FA;
  --paper-warm: #F8FAFC;
  --paper-raise: #FFFFFF;
  --line: #D1D9E6;
  --line-soft: #E4EAF2;
  --signal: #446084;
  --signal-light: #5A7DA6;
  --signal-dark: #003366;
  --signal-soft: #D6E4F0;
  --signal-glow: rgba(68,96,132,0.1);
  --accent: #1E73BE;
  --accent-soft: #DDE9F6;
  --blue: #165D9C;
  --blue-soft: #DAE8F5;
  --muted: #6B7B8D;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(10,22,40,0.06);
  --shadow-md: 0 4px 16px rgba(10,22,40,0.08);
  --shadow-lg: 0 12px 40px rgba(10,22,40,0.1);
  --shadow-glow: 0 8px 30px rgba(68,96,132,0.15);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-size: inherit; font-weight: inherit; }
::selection { background: var(--signal); color: #fff; }
input, textarea, select { font: inherit; }

/* ── FONTS ── */
.font-display { font-family: 'Space Grotesk', -apple-system, sans-serif; }
.font-mono { font-family: 'IBM Plex Mono', 'Consolas', monospace; }

/* ── LAYOUT ── */
.container {
  max-width: 72rem;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
@media (min-width: 768px) {
  .container { padding-left: 2.5rem; padding-right: 2.5rem; }
}
.section { padding: 5rem 0; }
@media (min-width: 768px) { .section { padding: 7rem 0; } }

/* ── BACKGROUNDS ── */
.bg-paper { background: var(--paper); }
.bg-white { background: var(--paper-raise); }
.bg-warm { background: var(--paper-warm); }
.bg-dark {
  background: var(--ink);
  color: var(--paper);
}
.bg-dark .text-soft { color: rgba(245,247,242,0.6); }
.bg-dark .text-muted { color: rgba(245,247,242,0.45); }
.bg-gradient {
  background:
    radial-gradient(ellipse 80% 60% at 10% 20%, rgba(68,96,132,0.06), transparent),
    radial-gradient(ellipse 50% 40% at 90% 80%, rgba(30,115,190,0.03), transparent),
    var(--paper);
}
.bg-mesh-dark {
  background:
    radial-gradient(ellipse 70% 50% at 15% 30%, rgba(68,96,132,0.15), transparent),
    radial-gradient(ellipse 40% 40% at 85% 70%, rgba(59,110,181,0.08), transparent),
    var(--ink);
}
.noise {
  background-image: radial-gradient(circle at 1px 1px, rgba(12,27,26,0.04) 1px, transparent 0);
  background-size: 24px 24px;
}

/* ── TYPOGRAPHY ── */
.section-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--signal);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--signal);
}
.bg-dark .section-label { color: var(--signal-light); }
.bg-dark .section-label::before { background: var(--signal-light); }

.heading-xl {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(2.25rem, 5.5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.heading-lg {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.025em;
}
.heading-md {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
}
.heading-sm {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.35;
}
.text-lg { font-size: clamp(1rem, 1.5vw, 1.125rem); line-height: 1.7; }
.text-base { font-size: 0.9375rem; line-height: 1.7; }
.text-sm { font-size: 0.8125rem; line-height: 1.6; }
.text-xs { font-size: 0.75rem; line-height: 1.5; }
.text-soft { color: var(--ink-soft); }
.text-muted { color: var(--muted); }
.text-signal { color: var(--signal); }
.text-accent { color: var(--accent); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  white-space: nowrap;
  text-align: center;
  justify-content: center;
}
.btn-lg { padding: 0.9rem 2rem; font-size: 1rem; }
.btn-md { padding: 0.7rem 1.5rem; font-size: 0.875rem; }
.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.8125rem; }

.btn-primary {
  background: var(--signal);
  color: #fff;
}
.btn-primary:hover { background: var(--signal-dark); transform: translateY(-1px); box-shadow: var(--shadow-glow); }

.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover { filter: brightness(1.08); transform: translateY(-1px); }

.btn-dark {
  background: var(--ink);
  color: var(--paper);
}
.btn-dark:hover { background: #1a2e2c; transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--line);
  color: var(--ink);
}
.btn-outline:hover { border-color: var(--signal); color: var(--signal); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  padding-left: 0.25rem;
  padding-right: 0.25rem;
}
.btn-ghost:hover { color: var(--signal); }

.btn-white-outline {
  background: transparent;
  border: 1.5px solid rgba(245,247,242,0.25);
  color: var(--paper);
}
.btn-white-outline:hover { border-color: var(--signal-light); color: var(--signal-light); }

/* ── NAVIGATION ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245,247,242,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  height: 4.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.nav-logo img {
  height: 32px;
  width: auto;
}
.nav-logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}
.nav-logo-text span { color: var(--signal); }
.nav-links {
  display: none;
  align-items: center;
  gap: 0.25rem;
}
.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  position: relative;
}
.nav-link:hover, .nav-link.active {
  color: var(--signal);
  background: var(--signal-glow);
}
.nav-cta { margin-left: 0.75rem; }

/* Mobile menu */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 2.5rem;
  height: 2.5rem;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-toggle.open span:first-child { transform: rotate(45deg) translate(2.5px, 2.5px); }
.nav-toggle.open span:last-child { transform: rotate(-45deg) translate(2.5px, -2.5px); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 4.25rem;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--paper);
  z-index: 99;
  padding: 2rem 1.5rem;
  flex-direction: column;
  gap: 0.25rem;
  overflow-y: auto;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 1.125rem;
  font-weight: 500;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink);
  transition: color var(--transition);
}
.mobile-menu a:hover { color: var(--signal); }

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

/* ── CARDS ── */
.card {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.card-flat {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.card-glow:hover { box-shadow: var(--shadow-glow); }

/* ── SERVICE ICON ── */
.icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 1.25rem;
}
.icon-box svg { width: 24px; height: 24px; }
.icon-box.green { background: var(--signal-soft); color: var(--signal); }
.icon-box.red { background: var(--accent-soft); color: var(--accent); }
.icon-box.blue { background: var(--blue-soft); color: var(--blue); }
.icon-box.dark { background: rgba(255,255,255,0.08); color: var(--signal-light); }

/* ── STAT ── */
.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 0.375rem;
}

/* ── SKILL BAR ── */
.skill-bar {
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--line-soft);
  overflow: hidden;
}
.skill-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--signal), var(--signal-light));
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.in-view .skill-bar-fill { width: var(--w); }

/* ── TAG / BADGE ── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
}
.tag-signal { background: var(--signal-soft); color: var(--signal-dark); }
.tag-accent { background: var(--accent-soft); color: var(--accent); }
.tag-outline { border: 1px solid var(--line); color: var(--muted); }

/* ── TOOL PILL ── */
.tool-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.125rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  background: var(--paper-raise);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: all var(--transition);
}
.tool-pill:hover {
  border-color: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-glow);
  color: var(--signal);
}
.tool-pill svg, .tool-pill img { width: 20px; height: 20px; flex-shrink: 0; }

/* ── TESTIMONIAL ── */
.testimonial {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
}
.testimonial-quote {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}
.testimonial::before {
  content: "\201C";
  font-family: 'Space Grotesk', serif;
  font-size: 5rem;
  color: var(--signal);
  opacity: 0.1;
  position: absolute;
  top: 0; left: 1.25rem;
  line-height: 1;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  color: #fff;
  flex-shrink: 0;
}
.stars { color: #F59E0B; font-size: 0.875rem; letter-spacing: 2px; margin-bottom: 0.75rem; }

/* ── BLOG CARD ── */
.blog-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--paper-raise);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.blog-card-img {
  height: 200px;
  background: linear-gradient(135deg, var(--signal-soft), var(--paper));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.blog-card-img .blog-icon {
  font-size: 3rem;
  opacity: 0.3;
}
.blog-card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }

/* ── CERT BADGE ── */
.cert-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-raise);
  text-align: center;
  transition: all var(--transition);
}
.cert-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-glow); }
.cert-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: #fff;
}

/* ── FORM ── */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--ink-soft);
}
.form-input {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  font-size: 0.9375rem;
  color: var(--ink);
  transition: all var(--transition);
  outline: none;
}
.form-input:focus {
  border-color: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-glow);
  background: var(--paper-raise);
}
.form-input::placeholder { color: var(--muted); }
textarea.form-input { resize: vertical; min-height: 120px; }

/* ── SOCIAL ── */
.social-link {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  color: var(--muted);
  transition: all var(--transition);
}
.social-link:hover {
  border-color: var(--signal);
  color: var(--signal);
  background: var(--signal-glow);
}
.social-link svg { width: 16px; height: 16px; }
.bg-dark .social-link { border-color: rgba(245,247,242,0.15); color: rgba(245,247,242,0.5); }
.bg-dark .social-link:hover { border-color: var(--signal-light); color: var(--signal-light); background: rgba(68,96,132,0.12); }

/* ── BROWSER CHROME ── */
.browser-chrome {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper-raise);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.browser-dots { display: flex; align-items: center; gap: 6px; }
.browser-dot { width: 10px; height: 10px; border-radius: 50%; }

/* ── ACCORDION ── */
.accordion-item { border-bottom: 1px solid var(--line); }
.accordion-item:last-child { border-bottom: none; }
.accordion-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 1.0625rem;
  transition: color var(--transition);
}
.accordion-item summary:hover { color: var(--signal); }
.accordion-item summary::-webkit-details-marker { display: none; }
.accordion-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--signal-soft);
  color: var(--signal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
  transition: transform var(--transition);
  font-family: 'IBM Plex Mono', monospace;
}
details[open] .accordion-icon { transform: rotate(45deg); }
.accordion-body {
  padding-bottom: 1.5rem;
  font-size: 0.9375rem;
  color: var(--ink-soft);
  line-height: 1.7;
  max-width: 40rem;
}

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in-view { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── MARQUEE ── */
.marquee { overflow: hidden; }
.marquee-track {
  display: flex;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── CARET ── */
.caret {
  display: inline-block; width: 2px; height: 1em;
  background: var(--ink); margin-left: 2px; vertical-align: -2px;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ── CLIENT LOGOS ── */
.logo-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2.5rem;
}
.logo-bar img {
  height: 28px;
  opacity: 0.4;
  filter: grayscale(100%);
  transition: all var(--transition);
}
.logo-bar img:hover { opacity: 0.8; filter: none; }

/* ── FOOTER ── */
.footer { background: var(--ink); color: var(--paper); }
.footer-grid {
  display: grid;
  gap: 3rem;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr; } }
.footer a { color: rgba(245,247,242,0.6); transition: color var(--transition); }
.footer a:hover { color: var(--signal-light); }
.footer-bottom {
  border-top: 1px solid rgba(245,247,242,0.1);
  padding-top: 2rem;
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8125rem;
  color: rgba(245,247,242,0.35);
}

/* ── GRID HELPERS ── */
.grid { display: grid; }
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}
.grid-2-asym { display: grid; grid-template-columns: 1fr; gap: 3.5rem; }
@media (min-width: 768px) { .grid-2-asym { grid-template-columns: 0.85fr 1.15fr; } }
.grid-2-asym-r { display: grid; grid-template-columns: 1fr; gap: 3.5rem; }
@media (min-width: 768px) { .grid-2-asym-r { grid-template-columns: 1.15fr 0.85fr; } }

/* ── FLEX HELPERS ── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 0.75rem; }
.gap-3 { gap: 1rem; }
.gap-4 { gap: 1.5rem; }
.gap-6 { gap: 2rem; }
.gap-8 { gap: 3rem; }

/* ── SPACING ── */
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 0.75rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-6 { margin-bottom: 2rem; }
.mb-8 { margin-bottom: 3rem; }
.mb-12 { margin-bottom: 4rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-6 { margin-top: 2rem; }
.mt-8 { margin-top: 3rem; }

/* ── RESPONSIVE HELPERS ── */
.hide-mobile { display: none; }
.show-mobile { display: block; }
@media (min-width: 768px) {
  .hide-mobile { display: block; }
  .show-mobile { display: none; }
  .hide-mobile-flex { display: flex; }
}
.hide-mobile-flex { display: none; }
.text-center { text-align: center; }

/* ── PAGE HERO ── */
.page-hero {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 768px) { .page-hero { padding: 5rem 0 4rem; } }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}
.breadcrumb a:hover { color: var(--signal); }
.breadcrumb .sep { color: var(--line); }

/* ── WHATSAPP FLOAT ── */
.wa-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.35);
  transition: transform var(--transition);
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 28px; height: 28px; }

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  .reveal { transition: none; opacity: 1; transform: none; }
  .marquee-track { animation: none; }
  .caret { animation: none; }
  .skill-bar-fill { transition: none; }
  .card:hover, .blog-card:hover, .cert-card:hover { transform: none; }
}