/* layout.css — Nav, hero, section containers, grids, footer */

/* ── Skip Link ────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -60px;
  left: var(--space-4);
  background: var(--bg-card);
  color: var(--accent);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  z-index: 200;
  transition: top var(--dur-base) var(--ease-out);
}
.skip-link:focus { top: var(--space-4); }

/* ── Navigation ───────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  background: var(--bg-nav, linear-gradient(to bottom, rgba(0,0,0,0.75), rgba(0,0,0,0.30)));
  border-bottom: 1px solid var(--border);
  transition: border-color var(--dur-slow) var(--ease-out);
}
.nav.scrolled {
  border-bottom-color: var(--border-strong);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--space-8);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.nav-left {
  display: flex;
  align-items: center;
}

.nav-brand {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.03em;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.nav-brand-cursor {
  color: var(--accent);
  font-size: 1em;
  animation: blink 1.2s step-end infinite;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}
.nav-links .nav-brand {
  margin-right: var(--space-3);
  padding-right: var(--space-4);
  border-right: 1px solid var(--border);
}
.nav-links a {
  display: inline-flex;
  align-items: center;
  color: var(--ink-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition:
    color var(--dur-fast) var(--ease-out),
    background var(--dur-fast) var(--ease-out);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  background: var(--accent-soft);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  justify-self: end;
}

.drawer-socials {
  display: flex;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-6);
  border-top: 1px solid var(--border);
}

.nav-social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  color: var(--ink-muted);
  transition:
    color var(--dur-fast) var(--ease-out),
    background var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.nav-social:hover {
  color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-2px);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  margin-left: auto;
  border-radius: var(--radius-sm);
  transition: background var(--dur-fast) var(--ease-out);
}
.nav-hamburger:hover { background: var(--accent-soft); }
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile drawer */
.nav-drawer {
  position: fixed;
  inset: 0;
  z-index: 99;
  pointer-events: none;
  visibility: hidden;
}
.nav-drawer.open {
  pointer-events: auto;
  visibility: visible;
}
.nav-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
}
.nav-drawer.open .nav-drawer-backdrop { opacity: 1; }
.nav-drawer-panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(80vw, 300px);
  background: var(--bg-elev);
  border-left: 1px solid var(--border-strong);
  padding: calc(var(--nav-h) + var(--space-6)) var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transform: translateX(100%);
  transition: transform var(--dur-base) var(--ease-out);
}
.nav-drawer.open .nav-drawer-panel { transform: translateX(0); }
.nav-drawer-panel a {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.nav-drawer-panel a:hover { color: var(--accent); background: var(--accent-soft); }

/* ── Section Base ─────────────────────────────────── */
section {
  padding: var(--section-py) 0;
  position: relative;
}
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-8);
  position: relative;
  z-index: 2;
}
.container-sm {
  max-width: var(--max-w-sm);
  margin: 0 auto;
  padding: 0 var(--space-8);
  position: relative;
  z-index: 2;
}

/* ── Hero ─────────────────────────────────────────── */
.hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: 0;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.hero-bg-gradient {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 700px;
  background: radial-gradient(ellipse at center, rgba(0, 217, 255, 0.06) 0%, transparent 65%);
  pointer-events: none;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
  opacity: 0.5;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-8);
  padding-top: var(--nav-h);
  padding-bottom: 120px;
  /* Reserve right 30% for photo panel */
  padding-right: calc(30% + var(--space-8));
}

/* ── Hero profile photo panel ─────────────────────── */
.hero-photo-col {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 30%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: var(--nav-h);
  /* Smooth multi-edge fade using CSS mask — no hard cutout */
  -webkit-mask-image:
    linear-gradient(to right, transparent 0%, rgba(0,0,0,0.25) 15%, black 40%, black 90%, rgba(0,0,0,0.15) 100%),
    linear-gradient(to bottom, transparent 0%, black 10%, black 85%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image:
    linear-gradient(to right, transparent 0%, rgba(0,0,0,0.25) 15%, black 40%, black 90%, rgba(0,0,0,0.15) 100%),
    linear-gradient(to bottom, transparent 0%, black 10%, black 85%, transparent 100%);
  mask-composite: intersect;
}
.hero-photo-img {
  width: 100%;
  height: auto;
  max-height: 72vh;
  object-fit: contain;
  object-position: center top;
  display: block;
  opacity: 0.88;
}
.hero-photo-overlay {
  /* Mask handles all fading — overlay kept as thin vignette only */
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 70% 50%, transparent 40%, rgba(0,0,0,0.25) 100%);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--accent-soft);
  border: 1px solid var(--border-accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-8);
}
.hero-badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-glow 2s ease-in-out infinite;
}

.hero-name {
  font-size: clamp(2.8rem, 4.8vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  color: var(--ink);
  white-space: nowrap;
}
.hero-name-first { display: inline; }
.hero-name-last  {
  display: inline-block;
  margin-left: 0.18em;
  background: linear-gradient(90deg, var(--accent) 0%, var(--axis-architecture) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role-wrapper {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  font-size: clamp(1.1rem, 2.5vw, 2.5rem);
  font-weight: 600;
  color: var(--ink-muted);
  white-space: nowrap;
  overflow: hidden;
}
.hero-role-prefix {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 1.1em;
  user-select: none;
  flex-shrink: 0;
}
#hero-typewriter {
  color: var(--ink);
  min-width: 2ch;
  white-space: nowrap;
}
.hero-cursor {
  color: var(--accent);
  animation: blink 1s step-end infinite;
  font-weight: 300;
  flex-shrink: 0;
}

.hero-tagline {
  font-size: clamp(0.85rem, 1.4vw, var(--text-xl));
  color: var(--ink-muted);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(var(--space-2), 2vw, var(--space-6));
  padding-top: var(--space-8);
  border-top: 1px solid var(--border);
}
.hero-stat-value {
  font-size: clamp(1.6rem, 3.5vw, 3.5rem);
  font-weight: 800;
  color: var(--ink);
  line-height: 1;
  letter-spacing: -0.03em;
  white-space: nowrap;
}
.hero-stat-value span { color: var(--accent); }
.hero-stat-label {
  font-size: clamp(0.65rem, 1.1vw, var(--text-sm));
  color: var(--ink-muted);
  margin-top: var(--space-1);
  font-family: var(--font-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Scroll indicator ─────────────────────────────── */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--ink-subtle);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  z-index: 1;
}
.scroll-indicator-track {
  width: 2px;
  height: 40px;
  background: var(--border-strong);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.scroll-indicator-fill {
  position: absolute;
  top: -100%;
  left: 0;
  right: 0;
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  animation: scroll-fill 2s ease-in-out infinite;
}
@keyframes scroll-fill {
  0%   { top: -100%; }
  100% { top: 100%; }
}

/* ── About ────────────────────────────────────────── */
.about { background: var(--bg-elev); }
.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-16);
  align-items: start;
}
.about-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.about-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-4);
  transition: border-color var(--dur-base) var(--ease-out);
}
.about-stat-card:hover { border-color: var(--border-accent); }
.about-stat-number {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.about-stat-number sup {
  font-size: 0.5em;
  font-weight: 600;
  margin-top: -0.2em;
}
.about-stat-label {
  font-size: var(--text-xs);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  margin-top: var(--space-1);
}

.about-content { padding-top: var(--space-4); }
.about-content h2 { margin-bottom: var(--space-5); }
.about-content p {
  color: var(--ink-muted);
  line-height: 1.8;
  margin-bottom: var(--space-4);
  font-size: var(--text-base);
}
.about-content p strong { color: var(--ink); font-weight: 600; }

/* ── Certifications ───────────────────────────────── */
.certifications {
  background: var(--bg);
}
.certifications::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 55% at 50% 0%, rgba(0, 217, 255, 0.05) 0%, transparent 70%),
    repeating-linear-gradient(var(--border) 0px, var(--border) 1px, transparent 1px, transparent 60px),
    repeating-linear-gradient(90deg, var(--border) 0px, var(--border) 1px, transparent 1px, transparent 60px);
  opacity: 0.7;
}
.certs-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ── Certs Marquee ───────────────────────────────── */
.certs-marquee {
  overflow: hidden;
  padding-top: var(--space-3);
  padding-bottom: var(--space-4);
  /* Fade edges left & right */
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
  position: relative;
  z-index: 2;
}
.certs-row {
  margin-bottom: var(--space-5);
  /* No overflow:hidden so hover translateY is not clipped */
}
.certs-row:last-child { margin-bottom: 0; }

.certs-row-track {
  display: flex;
  gap: var(--space-4);
  width: max-content;
  animation: certs-scroll-left 40s linear infinite;
}
.certs-row--reverse .certs-row-track {
  animation: certs-scroll-right 40s linear infinite;
}
.certs-row:hover .certs-row-track { animation-play-state: paused; }

@keyframes certs-scroll-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes certs-scroll-right {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

.cert-scroll-card {
  flex-shrink: 0;
  width: 144px;
  height: 144px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  transition:
    border-color var(--dur-base) var(--ease-out),
    transform var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
  cursor: pointer;
}
.cert-scroll-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-5px);
  box-shadow: 0 8px 28px rgba(0, 217, 255, 0.12);
}
.cert-scroll-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* ── Experience Timeline ──────────────────────────── */
.experience {
  background: var(--bg-elev);
}
.experience::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(199, 166, 255, 0.04) 0%, transparent 65%),
    repeating-linear-gradient(var(--border) 0px, var(--border) 1px, transparent 1px, transparent 60px),
    repeating-linear-gradient(90deg, var(--border) 0px, var(--border) 1px, transparent 1px, transparent 60px);
  opacity: 0.3;
}

.exp-timeline {
  position: relative;
  --tl-track-w: 28px;
  --tl-line-x: calc(var(--tl-track-w) / 2);
  margin-top: var(--space-10);
  display: flex;
  flex-direction: column;
}

.exp-timeline::before {
  content: '';
  position: absolute;
  left: var(--tl-line-x);
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border-strong);
  border-radius: 2px;
  transform: translateX(-50%);
}

/* Outer wrapper: JS controls its height (0–100% of the timeline) and clips
   the inner gradient via overflow:hidden. Only opacity/height are animated
   here, never the gradient itself, so colors never stretch. */
.exp-timeline-fill {
  position: absolute;
  left: var(--tl-line-x);
  top: 8px;
  width: 2px;
  height: 0;
  overflow: hidden;
  border-radius: 2px;
  box-shadow: 0 0 14px var(--accent-glow), 0 0 4px var(--accent);
  z-index: 1;
  transform: translateX(-50%);
  transition: opacity var(--dur-fast) var(--ease-out);
}

/* Inner gradient: JS sets its height to the timeline's full pixel height
   (fixed, independent of the wrapper's current reveal height) and paints a
   multi-stop gradient with px-based stops pinned to each company dot. */
.exp-timeline-fill-inner {
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
}

.exp-entry {
  display: grid;
  grid-template-columns: var(--tl-track-w) 1fr;
  gap: 0 var(--space-6);
  align-items: start;
  margin-bottom: var(--space-12);
  padding-top: var(--space-4);
}

#exp-hpe { order: 1; }
#exp-salesforce { order: 2; }
#exp-wipro { order: 3; }
#exp-ey { order: 4; }
#exp-accenture { order: 5; }

.exp-entry-track {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: var(--space-3);
  position: relative;
  z-index: 2;
}

.exp-entry-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--era-color, var(--accent));
  border: 2px solid var(--bg-elev);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--era-color, var(--accent)) 15%, transparent);
  flex-shrink: 0;
  transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.4s ease;
}

.exp-entry.active .exp-entry-dot {
  transform: scale(1.35);
  box-shadow:
    0 0 0 5px color-mix(in srgb, var(--era-color, var(--accent)) 18%, transparent),
    0 0 16px var(--era-color, var(--accent));
}

/* ── Skills ───────────────────────────────────────── */
.skills { background: var(--bg); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

/* ── Projects ─────────────────────────────────────── */
.projects { background: var(--bg-elev); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

/* ── Contact ──────────────────────────────────────── */
.contact { background: var(--bg); }
.contact-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.contact-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-10);
}
.contact-form {
  margin-top: var(--space-12);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  text-align: left;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.form-group label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.form-group input,
.form-group textarea {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  color: var(--ink);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-group textarea { min-height: 120px; }

/* ── Footer ───────────────────────────────────────── */
footer {
  background: var(--bg-elev);
  border-top: 1px solid var(--border);
  padding: var(--space-8) 0;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer-brand {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--ink-muted);
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-subtle);
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 1024px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: var(--space-10); }
  .about-photo-container { margin: 0 auto var(--space-6); }

  /* Center about section when stacked */
  .about-photo-wrapper { display: flex; flex-direction: column; align-items: center; }
  .about-content { text-align: center; }
  .about-content .btn { margin-left: auto; margin-right: auto; }
  .about-stats-grid { max-width: 360px; margin-left: auto; margin-right: auto; }
}

@media (max-width: 768px) {
  :root { --section-py: 4rem; }

  .nav-links { display: none; }
  .nav-left { display: none; }
  .nav-actions { justify-self: unset; }
  .nav-actions .nav-social { display: none; }
  .nav-hamburger { display: flex; }

  /* ── Hero photo: hide on mobile ── */
  .hero-photo-col { display: none; }

  /* ── Hero: center everything ── */
  .hero-inner { text-align: center; padding-right: var(--space-8); }
  .hero-badge { margin-left: auto; margin-right: auto; }
  .hero-name { font-size: clamp(2.2rem, 10vw, 3.5rem); white-space: normal; }
  .hero-name-first { display: block; }
  .hero-name-last  { display: block; margin-left: 0; }
  .hero-role-wrapper { font-size: var(--text-xl); justify-content: center; }
  .hero-tagline { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }

  /* ── Section headers: center ── */
  .section-label { display: flex; justify-content: center; }
  .section-title { text-align: center; }
  .section-subtitle { text-align: center; max-width: 100%; margin-left: auto; margin-right: auto; }
  .certs-header { justify-content: center; text-align: center; align-items: center; }

  /* ── Experience section header ── */
  .experience .reveal { text-align: center; }
  .experience .reveal .section-label { justify-content: center; }

  /* ── Skills section header ── */
  .skills .reveal { text-align: center; }

  /* ── Projects section header ── */
  .projects .reveal { text-align: center; }

  /* ── Timeline mobile: collapse meta column, shift line left ── */
  .exp-timeline { --tl-track-w: 24px; }

  .skills-grid { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .form-row { grid-template-columns: 1fr; }

  /* ── Footer: center on mobile ── */
  .footer-inner { justify-content: center; text-align: center; }
}

@media (max-width: 480px) {
  .container, .container-sm { padding: 0 var(--space-5); }
  .nav-inner { padding: 0 var(--space-5); }
  .hero-inner { padding: 0 var(--space-5); }
  .hero-stats { gap: var(--space-3); }
  .hero-stat-value { font-size: clamp(1.4rem, 7vw, 2rem); }
  .hero-stat-label { font-size: clamp(0.6rem, 2.5vw, 0.75rem); }
  .hero-actions { flex-direction: column; align-items: center; }
  .about-stats-grid { grid-template-columns: 1fr 1fr; max-width: 100%; }

  /* Reduce oversized section title on small screens */
  .section-title { font-size: clamp(1.6rem, 7vw, var(--text-3xl)); }

  .exp-entry { gap: 0 var(--space-4); }
  .exp-timeline { --tl-track-w: 22px; }

  /* Contact form padding */
  .contact-form { padding: var(--space-6) var(--space-5); }
}