/* ==========================================================================
   V1Portfolio — Public Portfolio Page
   Advanced animations, parallax, timeline, skills, projects
   ========================================================================== */

/* ── Nav ─────────────────────────────────────────────────────────────────── */
.portfolio-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: 1.25rem 0;
  transition: background var(--transition-base), padding var(--transition-base), box-shadow var(--transition-base);
}
.portfolio-nav.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(16px);
  padding: 0.75rem 0;
  box-shadow: 0 1px 0 rgba(255,255,255,.06);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-size: 1.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  display: flex;
  align-items: center;
}

.nav-logo-img {
  display: block;
  max-height: 40px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 100%;
  height: 2px;
  background: var(--clr-primary);
  transition: right var(--transition-base);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  right: 0;
}

/* nav-hire-btn removed — side panel handles auth actions */

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}
.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── Top-Center Nav Panel ─────────────────────────────────────────────────── */
.side-panel {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 950;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: opacity .3s ease, visibility .3s ease;
}

.side-panel--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* The always-visible trigger tab (avatar / initials) */
.side-panel-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 0;
  cursor: pointer;
  transition: background var(--transition-base);
}

/* Brand / logo inside the tab */
.side-panel-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
  box-shadow: 0 0 14px rgba(108, 99, 255, 0.5);
  text-decoration: none;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
  flex-shrink: 0;
}
.side-panel:hover .side-panel-brand,
.side-panel.open .side-panel-brand {
  box-shadow: 0 0 22px rgba(108, 99, 255, 0.75);
  transform: scale(1.08);
}
.side-panel-logo {
  max-height: 28px;
  max-width: 28px;
  width: auto;
  object-fit: contain;
  border-radius: 50%;
}
.side-panel-initials {
  font-size: 0.85rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

/* The hidden drawer — drops DOWN from the tab */
.side-panel-drawer {
  max-width: 95vw;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  display: flex;
  flex-direction: row;
  align-items: center;
  background: rgba(19, 19, 26, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  margin-top: 0.4rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  padding: 0.4rem 0.5rem;
  /* Hidden by default — slides up and fades out */
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition:
    opacity 0.25s var(--ease-out),
    transform 0.25s var(--ease-out);
}
.side-panel-drawer::-webkit-scrollbar { display: none; }

/* Reveal on hover (desktop) or .open class (touch) */
.side-panel:hover .side-panel-drawer,
.side-panel.open .side-panel-drawer {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Header — hidden in horizontal mode */
.side-panel-header { display: none; }
.side-panel-name   { display: none; }
.side-panel-tagline { display: none; }

/* Nav links — horizontal row */
.side-panel-nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  flex: 1;
  padding: 0;
  gap: 0.125rem;
}
.side-panel-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  position: relative;
}
.side-panel-link i {
  width: 14px;
  text-align: center;
  font-size: 0.8rem;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}
.side-panel-link:hover,
.side-panel-link.active {
  background: rgba(108, 99, 255, 0.12);
  color: var(--text-primary);
  transform: translateY(-2px);
}
.side-panel-link:hover i,
.side-panel-link.active i {
  color: var(--clr-primary);
}
.side-panel-link.active {
  background: rgba(108, 99, 255, 0.18);
}
.side-panel-link.active::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 2px;
  background: var(--clr-primary);
  border-radius: var(--radius-full) var(--radius-full) 0 0;
}

/* Footer auth actions — separated by a divider */
.side-panel-footer {
  padding: 0 0.5rem;
  margin-top: 0;
  margin-left: 0.5rem;
  border-top: none;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.25rem;
}
.side-panel-action {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.side-panel-action i {
  width: 14px;
  text-align: center;
  flex-shrink: 0;
}
.side-panel-action:hover { transform: translateY(-2px); }

.side-panel-action--login {
  background: rgba(108, 99, 255, 0.15);
  color: var(--clr-primary-light);
  border: 1px solid rgba(108, 99, 255, 0.25);
}
.side-panel-action--login:hover {
  background: rgba(108, 99, 255, 0.28);
  color: #fff;
  border-color: var(--clr-primary);
}

.side-panel-action--dashboard {
  background: rgba(67, 233, 123, 0.12);
  color: var(--clr-accent);
  border: 1px solid rgba(67, 233, 123, 0.2);
}
.side-panel-action--dashboard:hover {
  background: rgba(67, 233, 123, 0.22);
  color: #fff;
}

.side-panel-action--portfolios {
  background: rgba(99, 179, 237, 0.12);
  color: #90cdf4;
  border: 1px solid rgba(99, 179, 237, 0.22);
}
.side-panel-action--portfolios:hover {
  background: rgba(99, 179, 237, 0.24);
  color: #fff;
}

.side-panel-action--logout {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.2);
}
.side-panel-action--logout:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #fff;
}

/* ── Section Wrapper ──────────────────────────────────────────────────────── */
.pf-section {
  padding: 5rem 0;
}
.pf-section--odd  { background: var(--bg-surface); }
.pf-section--even { background: var(--bg-base); }
.pf-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: var(--space-3);
}
.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}
.section-divider {
  width: 48px;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary));
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-4);
}
.section-desc {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
}

/* ── Scroll Animation ─────────────────────────────────────────────────────── */
[data-scroll] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}
[data-scroll].visible {
  opacity: 1;
  transform: translateY(0);
}
[data-scroll-delay="1"] { transition-delay: 0.1s; }
[data-scroll-delay="2"] { transition-delay: 0.2s; }
[data-scroll-delay="3"] { transition-delay: 0.3s; }
[data-scroll-delay="4"] { transition-delay: 0.4s; }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--bg-base);
}

/* Hero custom background image (applied when data-bg-url is set) */
#hero.hero--has-bg {
  background: var(--bg-base);
}
#hero.hero--has-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--hero-bg-url);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: .55;
  z-index: 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(108,99,255,.15) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(255,101,132,.1) 0%, transparent 60%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--clr-primary);
  border-radius: 50%;
  opacity: 0.4;
  animation: particleFloat var(--dur, 8s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}
@keyframes particleFloat {
  0%,100% { transform: translate(0, 0) scale(1); opacity: .4; }
  33%     { transform: translate(var(--tx,20px), var(--ty,-30px)) scale(1.5); opacity: .7; }
  66%     { transform: translate(var(--tx2,-15px), var(--ty2,15px)) scale(.8); opacity: .3; }
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  padding-top: 6rem; /* top offset for top-center nav */
  width: 100%;
}

/* Hero Text */
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(108,99,255,.1);
  border: 1px solid rgba(108,99,255,.3);
  border-radius: var(--radius-full);
  padding: .35rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-primary-light);
  letter-spacing: .05em;
  margin-bottom: var(--space-6);
  animation: fadeInDown .6s var(--ease-out) .1s both;
}
.hero-eyebrow span { font-size: .65rem; }

.hero-name {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -.02em;
  margin-bottom: var(--space-4);
  animation: fadeInDown .6s var(--ease-out) .2s both;
}
.hero-name .highlight {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-8);
  animation: fadeInDown .6s var(--ease-out) .3s both;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  animation: fadeInDown .6s var(--ease-out) .4s both;
}

.hero-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-8);
  animation: fadeInDown .6s var(--ease-out) .5s both;
}
.hero-social a {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: all var(--transition-base);
}
.hero-social a:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(108,99,255,.4);
}

/* Hero Image */
.hero-image-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn .8s var(--ease-out) .3s both;
}

/* ── Hero Visual: card-frame + floating orbs ─── */
.hero-visual {
  position: relative;
  width: 420px;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Glowing radial backdrop behind the avatar */
.hero-visual-glow {
  position: absolute;
  inset: -40px;
  background: radial-gradient(ellipse at center,
    rgba(108,99,255,.25) 0%,
    rgba(255,101,132,.12) 45%,
    transparent 72%);
  border-radius: 50%;
  filter: blur(18px);
  animation: glow-breathe 5s ease-in-out infinite;
  z-index: 0;
}
@keyframes glow-breathe {
  0%,100% { transform: scale(1);    opacity: .7; }
  50%      { transform: scale(1.08); opacity: 1;  }
}

/* Corner bracket decorations */
.hero-visual-frame {
  position: absolute;
  inset: -18px;
  z-index: 0;
  pointer-events: none;
}
.hero-visual-frame::before,
.hero-visual-frame::after,
.hero-visual-frame .hf-br::before,
.hero-visual-frame .hf-br::after {
  content: '';
  position: absolute;
  width: 32px;
  height: 32px;
  border-color: var(--clr-primary);
  border-style: solid;
  opacity: .75;
}
/* Top-left */
.hero-visual-frame::before {
  top: 0; left: 0;
  border-width: 2px 0 0 2px;
  border-radius: 4px 0 0 0;
  animation: bracket-pulse 4s ease-in-out infinite;
}
/* Top-right */
.hero-visual-frame::after {
  top: 0; right: 0;
  border-width: 2px 2px 0 0;
  border-radius: 0 4px 0 0;
  animation: bracket-pulse 4s ease-in-out infinite .5s;
}
/* Bottom-right */
.hero-visual-frame .hf-br::before {
  bottom: 0; right: 0;
  border-width: 0 2px 2px 0;
  border-color: var(--clr-secondary);
  border-radius: 0 0 4px 0;
  animation: bracket-pulse 4s ease-in-out infinite 1s;
}
/* Bottom-left */
.hero-visual-frame .hf-br::after {
  bottom: 0; left: 0;
  border-width: 0 0 2px 2px;
  border-color: var(--clr-secondary);
  border-radius: 0 0 0 4px;
  animation: bracket-pulse 4s ease-in-out infinite 1.5s;
}
@keyframes bracket-pulse {
  0%,100% { opacity: .75; }
  50%      { opacity: .25; }
}

/* Scan-line that sweeps across the image */
.hero-visual-scan {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  z-index: 3;
  pointer-events: none;
}
.hero-visual-scan::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(108,99,255,.6) 30%,
    rgba(255,255,255,.8) 50%,
    rgba(108,99,255,.6) 70%,
    transparent 100%);
  top: -2px;
  animation: scan-sweep 5s ease-in-out infinite 1.5s;
}
@keyframes scan-sweep {
  0%   { top: -2px; opacity: 0; }
  5%   { opacity: 1; }
  95%  { opacity: 1; }
  100% { top: 102%; opacity: 0; }
}

/* The actual avatar */
.hero-avatar {
  position: relative;
  width: 380px;
  height: 380px;
  z-index: 2;
  flex-shrink: 0;
}
.hero-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--bg-surface);
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 1px rgba(108,99,255,.2), 0 24px 60px rgba(0,0,0,.5);
}

/* Floating tech orbs around the visual */
/* Orbs are positioned via JS-set CSS custom properties --orb-tx / --orb-ty */
.hero-orb {
  position: absolute;
  top: calc(50% + var(--orb-ty, 0px));
  left: calc(50% + var(--orb-tx, 0px));
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 4px 20px rgba(0,0,0,.4), 0 0 12px rgba(108,99,255,.3);
  font-size: 1.05rem;
  color: var(--clr-primary);
  z-index: 4;
  backdrop-filter: blur(6px);
  text-decoration: none;
  animation: orb-float var(--orb-dur, 6s) ease-in-out infinite var(--orb-delay, 0s);
  transition: box-shadow .3s ease, color .3s ease, border-color .3s ease, background .3s ease;
}
.hero-orb:hover {
  color: var(--clr-secondary);
  border-color: rgba(108,99,255,.45);
  background: var(--bg-surface);
  box-shadow: 0 6px 28px rgba(0,0,0,.5), 0 0 22px rgba(108,99,255,.55);
  animation-play-state: paused;
}
@keyframes orb-float {
  0%,100% { transform: translate(-50%, -50%); }
  33%      { transform: translate(calc(-50% + 6px), calc(-50% - 10px)) rotate(8deg); }
  66%      { transform: translate(calc(-50% - 5px), calc(-50% + 6px)) rotate(-5deg); }
}

/* Open-to-work status ring */
.hero-avatar--otw::after {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 3px solid var(--clr-otw);
  box-shadow: 0 0 16px rgba(16,185,129,.45),
              inset 0 0 8px rgba(16,185,129,.15);
  z-index: 2;
  pointer-events: none;
  animation: otw-pulse 3s ease-in-out infinite;
}

@keyframes otw-pulse {
  0%, 100% { box-shadow: 0 0 10px rgba(16,185,129,.35), inset 0 0 6px rgba(16,185,129,.1); opacity: 1; }
  50%       { box-shadow: 0 0 24px rgba(16,185,129,.65), inset 0 0 12px rgba(16,185,129,.2); opacity: .85; }
}

.hero-badge {
  position: absolute;
  bottom: 12px;
  right: -12px;
  z-index: 2;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: .5rem .85rem;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-secondary);
  box-shadow: var(--shadow-md);
  animation: float 4s ease-in-out infinite;
}
.hero-badge .badge-dot {
  width: 8px;
  height: 8px;
  background: var(--clr-otw, var(--clr-success));
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

/* Hero Scroll Cue */
.hero-scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
  animation: fadeIn 1s var(--ease-out) 1s both;
}
.scroll-mouse {
  width: 22px; height: 36px;
  border: 2px solid rgba(255,255,255,.2);
  border-radius: 11px;
  position: relative;
}
.scroll-mouse::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 7px;
  background: var(--clr-primary);
  border-radius: var(--radius-full);
  animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%,100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  50%      { transform: translateX(-50%) translateY(8px); opacity: .3; }
}

/* ── About ────────────────────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: center;
}

/* ── About — Holographic Terminal Photo ───────────────────────────────────── */
@property --about-angle {
  syntax: '<angle>';
  inherits: false;
  initial-value: 0deg;
}

.about-image-wrap {
  position: relative;
  max-width: 400px;
  margin: 0 auto;
}

/* ─ Whole group floats up/down ─ */
.about-photo {
  position: relative;
  animation: about-card-float 7s ease-in-out infinite;
}
@keyframes about-card-float {
  0%, 100% { transform: translateY(0);    }
  50%      { transform: translateY(-12px); }
}

/* ─ Stacked glass cards behind ─ */
.about-photo-deck {
  position: absolute;
  inset: 0;
  border-radius: calc(var(--radius-xl) + 3px);
  pointer-events: none;
  transition: transform .6s var(--ease-out);
}
.about-photo-deck--far {
  background: linear-gradient(135deg, rgba(108,99,255,.18), rgba(255,101,132,.1));
  border: 1px solid rgba(108,99,255,.25);
  backdrop-filter: blur(4px);
  transform: rotate(-9deg) translateY(16px) scale(.96);
  z-index: 0;
}
.about-photo-deck--mid {
  background: linear-gradient(135deg, rgba(255,101,132,.12), rgba(108,99,255,.08));
  border: 1px solid rgba(255,101,132,.2);
  backdrop-filter: blur(4px);
  transform: rotate(-4.5deg) translateY(8px) scale(.98);
  z-index: 1;
}
.about-photo:hover .about-photo-deck--far {
  transform: rotate(-16deg) translateY(28px) translateX(-10px) scale(.95);
}
.about-photo:hover .about-photo-deck--mid {
  transform: rotate(-8deg) translateY(18px) translateX(-5px) scale(.97);
}

/* ─ Orbiting dot ring ─ */
.about-photo-orbit {
  position: absolute;
  inset: -26px;
  border-radius: 50%;
  border: 1.5px dashed rgba(108,99,255,.28);
  animation: about-orbit-spin 14s linear infinite;
  pointer-events: none;
  z-index: 6;
  transition: border-color .4s ease;
}
.about-photo-orbit-dot {
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--clr-primary);
  box-shadow: 0 0 10px var(--clr-primary), 0 0 24px rgba(108,99,255,.55);
}
@keyframes about-orbit-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.about-photo:hover .about-photo-orbit {
  animation-duration: 4s;
  border-color: rgba(108,99,255,.6);
}

/* ─ Conic-gradient border wrapper ─ */
.about-photo-card-wrap {
  position: relative;
  z-index: 2;
  padding: 2px;
  border-radius: calc(var(--radius-xl) + 3px);
  background: conic-gradient(from var(--about-angle),
    var(--clr-primary)   0deg,
    transparent          80deg,
    var(--clr-secondary) 180deg,
    transparent          260deg,
    var(--clr-primary)   360deg
  );
  animation: about-border-spin 8s linear infinite;
  transition: transform .1s ease-out;
  will-change: transform;
}
@keyframes about-border-spin {
  to { --about-angle: 360deg; }
}

/* ─ Terminal card ─ */
.about-photo-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-elevated);
  box-shadow: 0 20px 60px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.06);
}

/* macOS-style chrome bar */
.about-photo-chrome {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .55rem .85rem;
  background: var(--bg-surface);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.apc-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.apc-dot--r { background: #ff5f57; box-shadow: 0 0 6px rgba(255,95,87,.55); }
.apc-dot--y { background: #febc2e; box-shadow: 0 0 6px rgba(254,188,46,.55); }
.apc-dot--g { background: #28c840; box-shadow: 0 0 6px rgba(40,200,64,.55); }
.apc-chrome-label {
  margin-left: auto;
  font-size: .7rem;
  font-family: 'Courier New', Consolas, monospace;
  color: var(--text-muted);
  letter-spacing: .05em;
  opacity: .6;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Photo frame */
.about-image-frame {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
}
.about-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .7s var(--ease-out);
}
.about-photo:hover .about-image-frame img { transform: scale(1.04); }

/* CRT scanlines overlay */
.about-photo-scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,.1) 2px,
    rgba(0,0,0,.1) 4px
  );
  pointer-events: none;
  z-index: 1;
}

/* Shimmer sweep on hover */
.about-image-shimmer {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    transparent 20%,
    rgba(255,255,255,.13) 50%,
    transparent 80%
  );
  transform: translateX(-120%);
  pointer-events: none;
  z-index: 2;
}
.about-photo:hover .about-image-shimmer {
  animation: about-shimmer .75s ease-out forwards;
}
@keyframes about-shimmer {
  from { transform: translateX(-120%); }
  to   { transform: translateX(120%);  }
}

/* Glitch flash on hover */
.about-photo-glitch {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(108,99,255,.45), rgba(255,101,132,.35));
  opacity: 0;
  clip-path: inset(0 0 100% 0);
}
.about-photo:hover .about-photo-glitch {
  animation: about-glitch .45s steps(3) 1 both;
}
@keyframes about-glitch {
  0%   { opacity: 0;   clip-path: inset(0 0 100% 0);  transform: skewX(0deg);              }
  25%  { opacity: .7;  clip-path: inset(12% 0 52% 0); transform: skewX(-3deg) translateX(-5px); }
  50%  { opacity: .55; clip-path: inset(58% 0 8%  0); transform: skewX(3deg)  translateX(5px);  }
  75%  { opacity: .35; clip-path: inset(38% 0 28% 0); transform: skewX(-1deg);                }
  100% { opacity: 0;   clip-path: inset(0 0 100% 0);  transform: skewX(0deg);              }
}

/* Status footer bar */
.about-photo-footer {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .45rem .85rem;
  background: var(--bg-surface);
  border-top: 1px solid rgba(255,255,255,.06);
  font-family: 'Courier New', Consolas, monospace;
  font-size: .68rem;
}
.apc-cursor {
  color: var(--clr-primary);
  animation: apc-cursor-blink 1s step-start infinite;
}
@keyframes apc-cursor-blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}
.apc-status {
  color: #28c840;
  letter-spacing: .05em;
  font-size: .65rem;
}

/* Mobile: simplify */
@media (max-width: 768px) {
  .about-photo-orbit { display: none; }
  .about-photo-deck--far { transform: rotate(-6deg) translateY(10px) scale(.97); }
  .about-photo-deck--mid { transform: rotate(-3deg) translateY(5px) scale(.98); }
  .about-photo:hover .about-photo-deck--far { transform: rotate(-10deg) translateY(16px) translateX(-6px) scale(.96); }
  .about-photo:hover .about-photo-deck--mid { transform: rotate(-5deg) translateY(10px) translateX(-3px) scale(.97); }
}

.about-image-border { display: none; }
.about-stats {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.about-stat-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: .85rem 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-md);
}
.about-stat-card .stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
}
.about-stat-card .stat-label {
  font-size: .7rem;
  color: var(--text-muted);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.about-content p {
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: var(--space-4);
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
}
.about-tag {
  background: rgba(108,99,255,.1);
  border: 1px solid rgba(108,99,255,.25);
  color: var(--clr-primary-light);
  border-radius: var(--radius-full);
  padding: .3rem .9rem;
  font-size: .8125rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}
.about-tag:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
}

/* ── Skills ───────────────────────────────────────────────────────────────── */
.skills-categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: 3rem;
}
.skill-filter {
  padding: .4rem 1.1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--text-muted);
  font-size: .8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}
.skill-filter:hover,
.skill-filter.active {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}
@media (max-width: 1280px) { .skills-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 1100px) { .skills-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px)  { .skills-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px)  { .skills-grid { grid-template-columns: 1fr; } }

.skill-cat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--clr-primary);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}
.skill-cat-card:nth-child(even) {
  border-left-color: var(--clr-secondary);
}
.skill-cat-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,.15);
  transform: translateY(-2px);
}

.skill-cat-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: .85rem;
  display: flex;
  align-items: center;
  gap: .45rem;
}
.skill-cat-icon {
  font-size: .95em;
  opacity: .85;
  flex-shrink: 0;
}
.skill-cat-card:nth-child(even) .skill-cat-title {
  color: var(--clr-secondary);
}

.skill-cat-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .75rem;
}
.skill-cat-list li {
  font-size: .875rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.skill-cat-list li::before {
  content: '\2022\00a0';
  color: var(--clr-primary);
}
.skill-cat-card:nth-child(even) .skill-cat-list li::before {
  color: var(--clr-secondary);
}
.skill-icon-badge {
  margin-right: .35rem;
  color: var(--clr-primary);
  opacity: .9;
  font-size: .9em;
}
.skill-cat-card:nth-child(even) .skill-icon-badge {
  color: var(--clr-secondary);
}

/* ── Projects ─────────────────────────────────────────────────────────────── */
.projects-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: 3rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-6);
}

.project-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
}
.project-card:hover {
  border-color: rgba(108,99,255,.4);
  box-shadow: 0 20px 60px rgba(0,0,0,.5), 0 0 30px rgba(108,99,255,.1);
  transform: translateY(-6px);
}

.project-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}
.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease-out);
}
.project-card:hover .project-image img { transform: scale(1.06); }

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.7);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.project-card:hover .project-overlay { opacity: 1; }

.project-link-btn {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-elevated);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  color: #fff;
  font-size: .9rem;
  transition: all var(--transition-fast);
  text-decoration: none;
}
.project-link-btn:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
  transform: scale(1.1);
}

.project-body {
  padding: var(--space-5);
}
.project-featured {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-secondary);
  margin-bottom: var(--space-3);
}
.project-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}
.project-desc {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.project-techs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.tech-tag {
  background: rgba(108,99,255,.1);
  color: var(--clr-primary-light);
  border-radius: var(--radius-full);
  padding: .2rem .65rem;
  font-size: .72rem;
  font-weight: 600;
  font-family: var(--font-mono);
  border: 1px solid rgba(108,99,255,.2);
}

/* ── Timeline (Experience & Education) ──────────────────────────────────── */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--clr-primary), transparent);
}

.timeline-item {
  position: relative;
  padding-left: 2.5rem;
  padding-bottom: 3rem;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -2.5rem;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--clr-primary);
  border-radius: 50%;
  border: 3px solid var(--bg-base);
  z-index: 1;
  box-shadow: 0 0 0 4px rgba(108,99,255,.15);
  transition: all var(--transition-base);
}
.timeline-item:hover .timeline-dot {
  transform: scale(1.3);
  box-shadow: 0 0 0 8px rgba(108,99,255,.1), var(--shadow-glow);
}

.timeline-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
}
.timeline-card:hover {
  border-color: rgba(108,99,255,.3);
  box-shadow: var(--shadow-md);
}

.timeline-date {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: .75rem;
  font-weight: 600;
  color: var(--clr-primary);
  letter-spacing: .05em;
  text-transform: uppercase;
  background: rgba(108,99,255,.1);
  border-radius: var(--radius-full);
  padding: .2rem .75rem;
  margin-bottom: var(--space-3);
}
.timeline-date .current-dot {
  width: 6px; height: 6px;
  background: var(--clr-success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.timeline-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: .25rem;
}
.timeline-subtitle {
  font-size: .9rem;
  color: var(--clr-primary-light);
  font-weight: 500;
  margin-bottom: var(--space-3);
}
.timeline-location {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: .8rem;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}
.timeline-desc {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ── Education Alternating Timeline ─────────────────────────────────────── */
.edu-timeline {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 0 3rem;
}
/* Centre vertical line */
.edu-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(to bottom, var(--clr-primary), transparent);
}

.edu-item {
  position: relative;
  width: 100%;
  display: flex;
}
.edu-item:last-child { margin-bottom: 0; }

/* Left card */
.edu-item--left  { justify-content: flex-start; }
/* Right card */
.edu-item--right { justify-content: flex-end; }

/* Centre dot — always on the center line */
.edu-dot {
  position: absolute;
  left: calc(50% - 7px);
  top: 1.1rem;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--clr-primary);
  border: 3px solid var(--bg-surface);
  box-shadow: 0 0 0 3px rgba(108,99,255,.2);
  z-index: 1;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.edu-item:hover .edu-dot {
  transform: scale(1.35);
  box-shadow: 0 0 0 6px rgba(108,99,255,.12);
}

/* Card */
.edu-card {
  width: 44%;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}
.edu-card:hover {
  border-color: rgba(108,99,255,.3);
  box-shadow: var(--shadow-md);
}
.edu-item--left  .edu-card { text-align: right; }
.edu-item--right .edu-card { text-align: left; }
/* Top row: date + duration */
.edu-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  margin-bottom: .5rem;
  flex-wrap: wrap;
}
.edu-date {
  font-size: .78rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.edu-dur {
  font-size: .75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Degree + logo row */
.edu-card-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .75rem;
}
.edu-item--left  .edu-card-main { flex-direction: row; }
.edu-item--right .edu-card-main { flex-direction: row-reverse; }

/* Degree */
.edu-degree {
  flex: 1;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--clr-primary);
  margin: 0;
  line-height: 1.3;
}
.edu-item--left  .edu-degree { text-align: right; }
.edu-item--right .edu-degree { text-align: left; }

/* Institution + field row */
.edu-meta {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: .4rem 1.25rem;
  margin-bottom: .65rem;
}
.edu-item--left  .edu-meta { flex-direction: row-reverse; justify-content: flex-start; }
.edu-item--right .edu-meta { flex-direction: row;          justify-content: flex-start; }
.edu-institution {
  font-size: .875rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex; align-items: center; gap: .4rem;
}
.edu-institution i { color: var(--clr-primary); }
.edu-inst-logo {
  display: block;
  flex-shrink: 0;
  width: 56px; height: 56px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  padding: 4px;
  border: 1px solid var(--border-color);
}
.edu-field {
  font-size: .8rem;
  color: var(--text-muted);
  display: flex; align-items: center; gap: .35rem;
}
.edu-field i { color: var(--clr-primary); font-size: .75rem; }

.edu-location {
  font-size: .8rem;
  color: var(--text-muted);
  display: flex; align-items: center; gap: .35rem;
}
.edu-location i { color: var(--text-muted); font-size: .75rem; }

/* Description */
.edu-desc {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin: 0;
  word-break: break-word;
  overflow-wrap: break-word;
}

/* Responsive: stack vertically on small screens */
@media (max-width: 680px) {
  .edu-timeline::before { left: 16px; }
  .edu-item { display: block; padding-left: 2.5rem; }
  .edu-item--left .edu-card,
  .edu-item--right .edu-card { width: 100%; text-align: left; }
  .edu-dot { left: 10px; }
  .edu-item--left .edu-meta { justify-content: flex-start; }
  .edu-card-top { justify-content: flex-start; }
}

/* ── Experience Slider ─────────────────────────────────────────────────── */
.exp-nav {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 2.5rem;
}
.exp-nav-sep {
  color: var(--text-muted);
  font-size: .75rem;
  padding: 0 .35rem;
  margin-top: 20px;
  pointer-events: none;
}
.exp-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: .25rem .75rem;
}
.exp-nav-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--clr-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  font-size: 1.1rem;
  background: transparent;
  overflow: hidden;
  transition: all var(--transition-base);
}
.exp-nav-icon img {
  width: 100%; height: 100%;
  object-fit: contain;
  border-radius: 50%;
  padding: 6px;
}
.exp-nav-item.active .exp-nav-icon {
  color: #fff;
  width: 68px;
  height: 68px;
  font-size: 1.3rem;
  box-shadow: 0 4px 20px rgba(0,0,0,.15);
}
.exp-nav-item.active .exp-nav-icon img {
  padding: 8px;
}
.exp-nav-date {
  font-size: .78rem;
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
}
.exp-nav-item.active .exp-nav-date { color: var(--clr-primary); font-weight: 700; }

.exp-slider-wrap {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  max-width: 860px;
  margin: 0 auto;
}
.exp-slides { flex: 1; min-width: 0; }
.exp-slide { display: none; }
.exp-slide.active { display: block; animation: fadeIn .35s ease; }

.exp-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.25rem 2.5rem;
  color: var(--text-primary);
}
.exp-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .25rem;
}
.exp-view-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem 1rem;
  border: 2px solid var(--clr-primary);
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--clr-primary);
  font-size: .8rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: all var(--transition-base);
  margin-top: .25rem;
}
.exp-view-btn:hover {
  background: var(--clr-primary);
  color: #fff;
}

/* ── Experience Detail Modal ─────────────────────────────────────────────── */
.exp-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}
.exp-modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}
.exp-modal {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 620px;
  max-height: 85vh;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
  padding: 2rem;
  position: relative;
  transform: translateY(24px) scale(.97);
  transition: transform .25s ease;
  box-shadow: 0 24px 64px rgba(0,0,0,.35);
}
.exp-modal::-webkit-scrollbar { display: none; }
.exp-modal-backdrop.open .exp-modal {
  transform: translateY(0) scale(1);
}
.exp-modal-close {
  position: absolute;
  top: 1rem; right: 1.25rem;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg-base);
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
  line-height: 1;
}
.exp-modal-close:hover { background: var(--border-color); color: var(--text-primary); }
.exp-modal-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-right: 2rem;
}
.exp-modal-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(108,99,255,.1);
  border: 1px solid rgba(108,99,255,.2);
  color: var(--clr-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  overflow: hidden;
}
.exp-modal-icon img {
  width: 100%; height: 100%;
  object-fit: contain;
  border-radius: calc(var(--radius-sm) - 1px);
}
.exp-modal-company {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 .2rem;
}
.exp-modal-position {
  font-size: .95rem;
  color: var(--clr-primary);
  font-weight: 600;
}
.exp-modal-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .4rem .6rem;
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: .25rem;
}
.exp-modal-loc-wrap { white-space: nowrap; display: none; align-items: center; gap: .4rem; }
.exp-modal-loc-wrap.is-visible { display: inline-flex; }
.exp-modal-meta-item { display: flex; align-items: center; gap: .35rem; }
.exp-modal-sep { color: var(--border-color); }
.exp-modal-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 1.25rem 0;
}
.exp-modal-achievements-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: .9rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.exp-modal-achievements-title i { color: #f59e0b; }
.exp-modal-point {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  margin-bottom: .75rem;
}
.exp-modal-point i { color: #f59e0b; margin-top: 3px; flex-shrink: 0; font-size: .85rem; }
.exp-modal-point p { margin: 0; font-size: .9rem; line-height: 1.7; color: var(--text-secondary); word-break: break-word; overflow-wrap: break-word; }
.exp-modal-no-desc { font-size: .9rem; color: var(--text-muted); font-style: italic; }
.exp-modal-footer {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
}
.exp-modal-url-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.25rem;
  background: var(--clr-primary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}
.exp-modal-url-btn:hover { opacity: .85; }
.exp-more p { font-style: italic; opacity: .85; }
.exp-location {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-top: 1.25rem;
  font-size: .875rem;
  color: var(--text-muted);
}
.exp-location i { color: var(--text-muted); font-size: .8rem; }
.exp-company-logo {
  width: 100px; height: 100px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  padding: 4px;
  flex-shrink: 0;
}
.exp-company {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 .25rem;
  line-height: 1.2;
}
.exp-position {
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-primary);
  margin-bottom: .6rem;
}
.exp-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .4rem .6rem;
  font-size: .85rem;
  color: var(--text-muted);
}
.exp-sep { color: var(--border-color); }
.exp-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 1.5rem 0;
}
.exp-achievements-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: .9rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.exp-achievements-title i { color: #f59e0b; }
.exp-achievement-item {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
}
.exp-achievement-item > i {
  color: #f59e0b;
  margin-top: 4px;
  flex-shrink: 0;
  font-size: .85rem;
}
.exp-achievement-item p {
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0;
  word-break: break-word;
  overflow-wrap: break-word;
}
.exp-arrow {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  font-size: .85rem;
}
.exp-arrow:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  background: rgba(var(--clr-primary-rgb, 108,99,255),.06);
}
@media (max-width: 640px) {
  .exp-arrow { display: none; }
  .exp-card { padding: 1.5rem 1.25rem; }
  .exp-company { font-size: 1.2rem; }
}

/* ── Honeypot spam protection ─────────────────────────────────────────────── */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* ── Contact ─────────────────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 2rem;
  align-items: stretch;
}

.contact-info {
  background: var(--bg-surface);
  border: 1.5px solid var(--clr-primary);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  box-sizing: border-box;
  box-shadow: 0 0 0 4px rgba(108, 99, 255, 0.08), 0 4px 24px rgba(108, 99, 255, 0.10);
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
  width: 100%;
}
.contact-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: .6rem;
}
.contact-item-icon {
  width: 56px; height: 56px;
  background: var(--clr-primary);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.contact-item-label {
  font-size: .975rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
}
.contact-item-value {
  font-size: .9rem;
  font-weight: 400;
  color: var(--text-muted);
}

.social-links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.social-link-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: .5rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: .8125rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-base);
}
.social-link-btn:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--bg-surface);
  border: 1.5px solid var(--clr-secondary);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: 0 0 0 4px rgba(255, 101, 132, 0.08), 0 4px 24px rgba(255, 101, 132, 0.10);
}
.contact-form .form-input,
.contact-form .form-textarea {
  background: var(--bg-base);
}

/* ── Newsletter form utilities ───────────────────────────────────────────── */
.nl-optin-form {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.nl-optin-row {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}

.nl-optin-input {
  flex: 1;
  min-width: 0;
}

.nl-optin-btn {
  flex-shrink: 0;
  white-space: nowrap;
}

.nl-optin-feedback {
  font-size: .8125rem;
  padding: .5rem .75rem;
  border-radius: var(--radius-md);
  margin-top: .25rem;
}

.nl-optin-feedback.nl-success {
  background: rgba(16,185,129,.1);
  color: #34d399;
  border: 1px solid rgba(16,185,129,.25);
}

.nl-optin-feedback.nl-error {
  background: rgba(239,68,68,.08);
  color: #f87171;
  border: 1px solid rgba(239,68,68,.2);
}

/* ── Portfolio Footer Newsletter Section ──────────────────────────────────── */
.pf-nl-section {
  padding: 3rem 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.pf-nl-section .hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.pf-nl-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem 2rem;
}

.pf-nl-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background: rgba(108,99,255,.15);
  color: var(--clr-primary-light);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.pf-nl-copy { min-width: 0; }

.pf-nl-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 .2rem;
}

.pf-nl-desc {
  font-size: .875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

.pf-nl-card .nl-optin-form {
  flex-direction: column;
  gap: .5rem;
}

.pf-nl-card .nl-optin-row {
  display: flex;
  gap: .5rem;
  flex-wrap: nowrap;
}

.pf-nl-card .nl-optin-input {
  width: 16rem;
  min-width: 0;
  flex: none;
}

@media (max-width: 900px) {
  .pf-nl-card {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
  }
  .pf-nl-card .nl-optin-form {
    grid-column: 1 / -1;
  }
  .pf-nl-card .nl-optin-input {
    width: 100%;
    flex: 1;
  }
}

@media (max-width: 540px) {
  .pf-nl-card {
    grid-template-columns: 1fr;
  }
  .pf-nl-icon { display: none; }
  .pf-nl-card .nl-optin-row { flex-direction: column; }
}

/* ── Footer ───────────────────────────────────────────────────────────────── */
.pf-footer {
  background: var(--clr-primary);
  border-top: none;
  padding: 1.5rem 0;
  text-align: center;
}
.pf-footer p {
  font-size: .8125rem;
  color: #fff;
  font-weight: 500;
}
.pf-footer a { color: #fff; text-decoration: underline; }

/* ── Certifications marquee ───────────────────────────────────────────────── */
/* ── Certifications marquee ───────────────────────────────────────────────── */
.certs-marquee {
  overflow: hidden;
  width: 100%;
  padding: 2rem 0;
}
.certs-marquee--static {
  -webkit-mask-image: none;
  mask-image: none;
  overflow: visible;
}
.certs-track {
  display: flex;
  gap: 3rem;
  width: max-content;
  animation-name: certsMarquee;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-duration: 20s;
}
.certs-track--static {
  animation: none;
  width: auto;
  justify-content: center;
  flex-wrap: wrap;
}
.certs-track:hover { animation-play-state: paused; }

@keyframes certsMarquee {
  from { transform: translateX(0); }
  to   { transform: translateX(calc(-1 * var(--marquee-shift, 0px))); }
}

.cert-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .6rem;
  min-width: 80px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}
.cert-badge-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
}
.cert-badge-icon {
  width: 90px; height: 90px;
  background: none;
  border: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem;
  color: var(--text-muted);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}
.cert-badge-img {
  width: 100%; height: 100%;
  object-fit: contain;
}
.cert-badge:hover .cert-badge-icon,
.cert-badge-link:hover .cert-badge-icon {
  transform: scale(1.06);
}
.cert-badge-name {
  font-size: .78rem;
  font-weight: 500;
  color: var(--text-muted);
  text-align: center;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.cert-badge:hover .cert-badge-name,
.cert-badge-link:hover .cert-badge-name {
  color: var(--clr-primary-light);
}

/* ── Certification Detail Modal ──────────────────────────────────────────── */
.cert-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}
.cert-modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}
.cert-modal {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  padding: 2rem;
  position: relative;
  transform: translateY(24px) scale(.97);
  transition: transform .25s ease;
  box-shadow: 0 24px 64px rgba(0,0,0,.35);
  overflow: hidden;
}
.cert-modal-backdrop.open .cert-modal {
  transform: translateY(0) scale(1);
}
.cert-modal-close {
  position: absolute;
  top: 1rem; right: 1.25rem;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg-base);
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
  line-height: 1;
}
.cert-modal-close:hover { background: var(--border-color); color: var(--text-primary); }
.cert-modal-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-right: 2.5rem;
}
.cert-modal-icon {
  width: 72px; height: 72px;
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--clr-primary);
  flex-shrink: 0;
  overflow: hidden;
}
.cert-modal-icon img {
  width: 100%; height: 100%;
  object-fit: contain;
  border-radius: calc(var(--radius-lg) - 2px);
}
.cert-modal-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 .25rem;
  line-height: 1.3;
}
.cert-modal-issuer {
  font-size: .9rem;
  color: var(--clr-primary);
  font-weight: 600;
}
.cert-modal-dates {
  font-size: .8rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: .3rem;
  display: flex;
  align-items: center;
  gap: .3rem;
}
.cert-modal-credential-id {
  font-size: .8rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: .75rem;
  display: none;
}
.cert-modal-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 1.25rem 0;
}
.cert-modal-desc {
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
  word-break: break-word;
  overflow-wrap: break-word;
}
.cert-modal-meta {
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.cert-modal-meta-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  color: var(--text-secondary);
}
.cert-modal-meta-item i { color: var(--clr-primary); font-size: .85rem; width: 14px; }
.cert-modal-footer {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
}
.cert-modal-url-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.25rem;
  background: var(--clr-primary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}
.cert-modal-url-btn:hover { opacity: .85; }
.cert-modal-pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.25rem;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.cert-modal-pdf-btn {
  cursor: pointer;
  font-family: inherit;
}
.cert-modal-pdf-btn:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.cert-modal-footer { display: flex; gap: .75rem; flex-wrap: wrap; align-items: center; }

/* ── PDF Viewer Overlay ────────────────────────────────────────────────────── */
.pdf-viewer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.85);
  z-index: 9500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease;
}
.pdf-viewer-backdrop.open {
  opacity: 1;
  pointer-events: all;
}
.pdf-viewer-box {
  display: flex;
  flex-direction: column;
  width: min(900px, 100%);
  height: min(90vh, 1000px);
  background: var(--bg-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(.97);
  transition: transform .2s ease;
}
.pdf-viewer-backdrop.open .pdf-viewer-box {
  transform: translateY(0) scale(1);
}
.pdf-viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}
.pdf-viewer-title {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: .5rem;
}
.pdf-viewer-title i { color: var(--clr-primary); }
.pdf-viewer-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0 .25rem;
  transition: color var(--transition-fast);
}
.pdf-viewer-close:hover { color: var(--text-primary); }
.pdf-viewer-frame {
  flex: 1;
  width: 100%;
  border: none;
}

/* ── Testimonials Slider ──────────────────────────────────────────────────── */
.testimonial-slider {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  max-width: 860px;
  margin: 0 auto;
}

.tslider-track { flex: 1; overflow: hidden; }

.tslider-slide {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 3rem 3.5rem 2.5rem;
  gap: 1.25rem;
}
.tslider-slide.active { display: flex; animation: fadeIn .4s; }

.tslider-quote { font-size: 3rem; color: var(--border-color); line-height: 1; margin-bottom: -.5rem; }

.tslider-content {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-secondary);
  font-style: italic;
  max-width: 640px;
  quotes: none;
  overflow-wrap: break-word;
  word-break: break-word;
}

.tslider-avatar-wrap { margin-top: .5rem; }
.tslider-avatar-img {
  width: 72px; height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--clr-primary);
}
.tslider-avatar-initials {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  font-size: 1.75rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

.tslider-name { font-size: 1rem; font-weight: 700; color: var(--text-primary); }
.tslider-role { font-size: .875rem; color: var(--text-muted); }
.tslider-stars { display: flex; gap: 3px; font-size: .875rem; }

.tslider-btn {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-base);
  font-size: .875rem;
}
.tslider-btn:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
}

.tslider-dots {
  display: flex;
  justify-content: center;
  gap: .5rem;
  margin-top: 1.75rem;
}
.tslider-dot {
  width: 28px; height: 10px;
  border-radius: 5px;
  border: none;
  background: var(--border-color);
  cursor: pointer;
  transition: background var(--transition-base), width var(--transition-base);
}
.tslider-dot.active {
  background: var(--clr-primary);
  width: 40px;
}

@media (max-width: 600px) {
  .tslider-slide { padding: 2rem 1.5rem; }
  .tslider-btn { display: none; }
}

/* ── Awards & Achievements Carousel ──────────────────────────────────────── */
.awards-carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.awards-carousel-viewport {
  flex: 1;
  overflow: hidden;
}

.awards-carousel-track {
  display: flex;
  gap: 1.5rem;
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.award-card {
  flex: 0 0 calc((100% - 3rem) / 3);
  background: var(--card-bg, rgba(255,255,255,.04));
  border: 1px solid var(--border-color, rgba(255,255,255,.08));
  border-radius: var(--radius-lg, 1rem);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  box-sizing: border-box;
}

.award-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.25);
  border-color: var(--accent, #6c63ff);
}

/* 2 cards on tablet */
@media (max-width: 900px) {
  .award-card { flex: 0 0 calc((100% - 1.5rem) / 2); }
}

/* 1 card on mobile */
@media (max-width: 560px) {
  .award-card { flex: 0 0 100%; }
  .awards-carousel-btn { display: none; }
}

.awards-carousel-btn {
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 1px solid var(--border-color, rgba(255,255,255,.12));
  background: var(--card-bg, rgba(255,255,255,.06));
  color: var(--text-primary, #f0f0f0);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
  z-index: 2;
}

.awards-carousel-btn:hover {
  background: var(--accent, #6c63ff);
  border-color: var(--accent, #6c63ff);
  color: #fff;
}

.awards-carousel-btn:disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}

.awards-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.awards-carousel-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  border: none;
  background: var(--border-color, rgba(255,255,255,.2));
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-base);
  padding: 0;
}

.awards-carousel-dot.active {
  background: var(--accent, #6c63ff);
  transform: scale(1.35);
}

.award-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-md, .75rem);
  background: linear-gradient(135deg, var(--accent, #6c63ff) 0%, var(--accent-alt, #a78bfa) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  flex-shrink: 0;
  overflow: hidden;
}

.award-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.award-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  width: 100%;
}

.award-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary, #f0f0f0);
  margin: 0;
  line-height: 1.3;
}

.award-card-issuer,
.award-card-year {
  font-size: 0.85rem;
  color: var(--text-muted, rgba(255,255,255,.55));
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.award-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary, rgba(255,255,255,.75));
  line-height: 1.55;
  margin: 0.25rem 0 0;
}

.award-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent, #6c63ff);
  text-decoration: none;
  margin-top: 0.5rem;
  transition: color var(--transition-base);
}

.award-card-link:hover { color: var(--accent-alt, #a78bfa); }

/* ── Publications / Research Carousel ───────────────────────────────────── */
.pub-carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.pub-carousel-viewport {
  flex: 1;
  overflow: hidden;
}

.pub-carousel-track {
  display: flex;
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.pub-item {
  flex: 0 0 100%;
  background: var(--card-bg, rgba(255,255,255,.04));
  border: 1px solid var(--border-color, rgba(255,255,255,.08));
  border-radius: var(--radius-lg, 1rem);
  padding: 1.75rem 2rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  box-sizing: border-box;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.pub-item:hover {
  border-color: var(--accent, #6c63ff);
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
}

.pub-carousel-btn {
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 1px solid var(--border-color, rgba(255,255,255,.12));
  background: var(--card-bg, rgba(255,255,255,.06));
  color: var(--text-primary, #f0f0f0);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
}

.pub-carousel-btn:hover {
  background: var(--accent, #6c63ff);
  border-color: var(--accent, #6c63ff);
  color: #fff;
}

.pub-carousel-btn:disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}

.pub-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.pub-carousel-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  border: none;
  background: var(--border-color, rgba(255,255,255,.2));
  cursor: pointer;
  padding: 0;
  transition: background var(--transition-base), transform var(--transition-base);
}

.pub-carousel-dot.active {
  background: var(--accent, #6c63ff);
  transform: scale(1.35);
}

.pub-item-type { flex-shrink: 0; padding-top: 0.2rem; }

.pub-type-badge {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.75rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent, #6c63ff) 0%, var(--accent-alt, #a78bfa) 100%);
  color: #fff;
  white-space: nowrap;
}

.pub-item-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.pub-item-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary, #f0f0f0);
  margin: 0;
  line-height: 1.3;
}

.pub-item-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

.pub-item-title a:hover { color: var(--accent, #6c63ff); }

.pub-item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.pub-authors,
.pub-journal,
.pub-year,
.pub-doi {
  font-size: 0.82rem;
  color: var(--text-muted, rgba(255,255,255,.55));
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.pub-abstract {
  font-size: 0.9rem;
  color: var(--text-secondary, rgba(255,255,255,.75));
  line-height: 1.6;
  margin: 0;
}

.pub-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent, #6c63ff);
  text-decoration: none;
  margin-top: 0.25rem;
  transition: color var(--transition-base);
}

.pub-link:hover { color: var(--accent-alt, #a78bfa); }

@media (max-width: 640px) {
  .pub-item { flex-direction: column; gap: 0.75rem; padding: 1.25rem; }
  .pub-item-type { padding-top: 0; }
  .pub-item-meta { gap: 0.4rem 0.75rem; }
  .pub-carousel-btn { width: 2.25rem; height: 2.25rem; font-size: 0.8rem; }
}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner    { grid-template-columns: 1fr; text-align: center; gap: 3rem; }
  .hero-actions  { justify-content: center; }
  .hero-social   { justify-content: center; }
  .hero-image-wrap { order: -1; }
  .hero-visual   { width: 280px; height: 280px; }
  .hero-avatar   { width: 240px; height: 240px; }
  .about-grid    { grid-template-columns: 1fr; }
  .about-stats   { position: static; flex-direction: row; flex-wrap: wrap; justify-content: center; margin-top: var(--space-4); }
  .contact-grid  { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: fixed; inset: 0; top: 64px; background: var(--bg-base); padding: var(--space-6); gap: var(--space-4); z-index: 800; }
  .nav-links.open { display: flex; animation: fadeIn .3s; }
  .nav-hamburger { display: flex; }
  /* Collapse side-panel nav links to icons-only on small screens */
  .side-panel { left: 50%; transform: translateX(-50%); }
  .side-panel-link span { display: none; }
  .side-panel-link i    { width: 18px; font-size: 0.95rem; }
  .side-panel-link { padding: 0.4rem 0.5rem; }
  .side-panel-action span { display: none; }
  .side-panel-action { padding: 0.4rem 0.5rem; }
  .pf-section { padding: 3.5rem 0; }
  .projects-grid { grid-template-columns: 1fr; }
  .pf-container { padding: 0 1.5rem; }
  .hero-inner { padding: 0 1.5rem; padding-top: 5rem; }
}

@media (max-width: 480px) {
  .side-panel-drawer { max-width: 98vw; }
  .hero-inner { padding: 0 1rem; padding-top: 5rem; }
  .about-stats { flex-direction: column; }
}

/* ── Utility helpers ──────────────────────────────────────────────────────── */

/* Typing cursor */
.cursor { color: var(--clr-primary); animation: pulse 1s infinite; }

/* About section header: left-aligned variant */
.section-header--left { text-align: left; margin-bottom: 1.5rem; }
.section-divider--left { margin-left: 0; }

/* min-width zero to let flex children truncate text */
.min-w-0 { min-width: 0; }

/* Experience card head flex wrapper */
.exp-head-wrap { display: flex; align-items: center; gap: 1rem; }

/* Spacing */
.mt-8 { margin-top: var(--space-8); }

/* Icon color variant */
.icon-secondary { color: var(--clr-secondary); }

/* Subject label muted hint */
.label-hint--muted { color: var(--text-muted); font-weight: 400; }

/* Star active/inactive */
.star--active  { color: #fbbf24; }
.star--muted   { color: var(--text-muted); }

/* Elements hidden by default (JS reveals them) */
.exp-modal-loc-wrap,
.exp-modal-no-desc,
.exp-modal-footer { display: none; }

.cert-modal-footer,
.cert-modal-url-btn,
.cert-modal-pdf-btn,
.cert-modal-desc,
.cert-modal-dates { display: none; }

/* ── Large screens (≥ 1440px) ────────────────────────────────────────────── */
@media (min-width: 1440px) {
  .pf-container { max-width: 1380px; }
  .hero-inner   { max-width: 1380px; }
  .hero-visual  { width: 420px; height: 420px; }
  .hero-avatar   { width: 380px; height: 380px; }
  .pf-section   { padding: 6rem 0; }
  .about-grid   { gap: 5rem; }
}

@media (min-width: 1920px) {
  .pf-container { max-width: 1600px; }
  .hero-inner   { max-width: 1600px; }
  .pf-section   { padding: 7rem 0; }
}

/* ── Very small screens (≤ 380px) ────────────────────────────────────────── */
@media (max-width: 380px) {
  .nav-inner         { padding: 0 1rem; }
  .pf-container      { padding: 0 1rem; }
  .hero-inner        { padding: 0 1rem; padding-top: 5.5rem; gap: 2rem; }
  .hero-name         { font-size: 2rem; }
  .hero-tagline      { font-size: 1rem; margin-bottom: var(--space-6); }
  .hero-visual      { width: 200px; height: 200px; }
  .hero-avatar       { width: 170px; height: 170px; }
  .hero-badge        { right: 0; font-size: .68rem; padding: .3rem .6rem; }
  .hero-actions      { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; text-align: center; }
  .section-title     { font-size: 1.5rem; }
  .section-header    { margin-bottom: 2.25rem; }
  .about-image-wrap  { max-width: 240px; }
  .contact-form-wrap,
  .contact-info      { padding: 1.5rem 1rem; }
  .exp-card          { padding: 1.25rem 1rem; }
  .tslider-slide     { padding: 1.5rem 1rem; }
  .timeline          { padding-left: 1.25rem; }
  .timeline-item     { padding-left: 2rem; }
  .timeline-card     { padding: var(--space-4); }
  .pf-section        { padding: 3rem 0; }
}

/* ── Touch devices ───────────────────────────────────────────────────────── */
@media (hover: none) and (pointer: coarse) {
  /* Always show project links overlay on touch (no hover available) */
  .project-overlay      { opacity: 1; background: rgba(0, 0, 0, .5); }
  .project-link-btn     { background: rgba(20, 20, 35, .8); }
  /* Disable heavy animations to preserve battery */
  .hero-avatar-ring     { animation: none; }
  .hero-avatar-ring-2   { animation: none; }
  .hero-orb             { display: none; }
  .hero-visual-scan::after { animation: none; }
  .hero-particle        { animation: none; opacity: 0; }
  /* No translateY lift on interactive cards */
  .project-card:hover   { transform: none; }
  .skill-cat-card:hover { transform: none; }
  .hero-social a:hover  { transform: none; }
  .social-link-btn:hover { transform: none; }
  .timeline-card:hover  { transform: none; }
  /* Larger touch targets for nav links */
  .nav-links a          { padding: .5rem 0; display: block; }
}

/* ── Scroll-to-top button ─────────────────────────────────────────────────── */
.pf-scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 4px 20px rgba(108, 99, 255, 0.45);
  opacity: 0;
  visibility: hidden;
  transform: translateY(1rem);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease,
              box-shadow 0.25s ease, background 0.25s ease;
}
.pf-scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.pf-scroll-top:hover,
.pf-scroll-top:focus-visible {
  background: var(--clr-primary-dark, #5a52d5);
  box-shadow: 0 8px 28px rgba(108, 99, 255, 0.65);
  transform: translateY(-3px);
  outline: none;
}
.pf-scroll-top:active {
  transform: translateY(-1px) scale(0.95);
  box-shadow: 0 4px 16px rgba(108, 99, 255, 0.5);
}
.blog-fab ~ .pf-scroll-top {
  bottom: 5.5rem;
}
@media (max-width: 640px) {
  .pf-scroll-top {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 2.75rem;
    height: 2.75rem;
    font-size: 1rem;
  }
  .blog-fab ~ .pf-scroll-top {
    bottom: 5rem;
  }
}
@media (hover: none) {
  .pf-scroll-top:hover {
    background: var(--clr-primary);
    box-shadow: 0 4px 20px rgba(108, 99, 255, 0.45);
    transform: translateY(0);
  }
}