:root {
  --accent: #2e73ea;
  --accent-hover: #2563c7;
  --bg: #ffffff;
  --surface: #f7f7f7;
  --text: #000000;
  --text-muted: rgba(0, 0, 0, 0.5);
  --text-soft: rgba(0, 0, 0, 0.45);
  --radius-card: 32px;
  --radius-pill: 999px;
  --font: "Space Grotesk", system-ui, sans-serif;
  --nav-shadow: 0 12px 40px rgba(0, 0, 0, 0.14);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
main { min-height: 100vh; padding-bottom: calc(6.25rem + env(safe-area-inset-bottom)); }
@media (min-width: 768px) { main { padding-bottom: 3rem; } }

.container { width: min(980px, calc(100% - 2.5rem)); margin-inline: auto; }
.container-md { width: min(880px, calc(100% - 2.5rem)); margin-inline: auto; }
.container-sm { width: min(816px, calc(100% - 2.5rem)); margin-inline: auto; }

.section-title {
  font-size: clamp(2rem, 9vw, 2.75rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.055em;
  margin: 0;
}
@media (min-width: 768px) { .section-title { font-size: 52px; } }

.reveal {
  opacity: 0;
  transform: translateY(36px) scale(0.96);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

/* Navigation */
.side-nav {
  position: fixed;
  top: 50%;
  left: 3.5rem;
  z-index: 200;
  transform: translateY(-50%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s, transform 0.5s;
}
.side-nav.visible { opacity: 1; pointer-events: auto; transform: translate(-12px, -50%); }
@media (max-width: 767px) { .side-nav { display: none; } }
@media (min-width: 1024px) { .side-nav { left: 5rem; } }

.nav-shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 0.625rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  box-shadow: var(--nav-shadow);
}
.nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  color: #6a7282;
  transition: all 0.3s;
}
.nav-btn:hover { background: #f3f4f6; color: var(--text); }
.nav-btn.active {
  width: 3.25rem;
  height: 3.25rem;
  margin-inline: -0.25rem;
  background: #101828;
  color: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.nav-btn svg { width: 1.25rem; height: 1.25rem; }

.mobile-nav {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 200;
  padding: 0 1rem max(0.75rem, env(safe-area-inset-bottom));
  opacity: 0;
  pointer-events: none;
  transform: translateY(1.5rem);
  transition: all 0.5s;
}
.mobile-nav.visible { opacity: 1; pointer-events: auto; transform: none; }
@media (min-width: 768px) { .mobile-nav { display: none; } }

.mobile-nav-shell {
  display: flex;
  max-width: 420px;
  margin-inline: auto;
  padding: 0.375rem;
  gap: 0.25rem;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.14);
}
.mobile-nav-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  min-height: 52px;
  border-radius: 22px;
  color: rgba(0, 0, 0, 0.45);
  transition: all 0.3s;
}
.mobile-nav-btn span { font-size: 10px; font-weight: 700; line-height: 1; }
.mobile-nav-btn.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 24px rgba(46, 115, 234, 0.35);
}
.mobile-nav-btn.active span { color: #fff; }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 4rem 1.25rem 0;
  text-align: center;
}
@media (min-width: 640px) { .hero { padding-top: 5rem; } }

.avatar-wrap { margin-bottom: 1.75rem; }
.avatar-glow {
  position: absolute;
  inset: -1.5rem;
  border-radius: 52px;
  background: radial-gradient(circle, rgba(46, 115, 234, 0.35), transparent 65%);
  filter: blur(32px);
  opacity: 0.7;
  pointer-events: none;
}
.avatar-box {
  position: relative;
  width: 112px;
  height: 112px;
  margin-inline: auto;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 20px 50px rgba(46, 115, 234, 0.12), inset 0 0 0 1px rgba(0, 0, 0, 0.04);
}
@media (min-width: 640px) {
  .avatar-box { width: 128px; height: 128px; }
}
.avatar-photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
}
.avatar-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  display: block;
}
.avatar-status {
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 2;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}
.avatar-status::after {
  content: "";
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: #35c759;
}

.hero-title {
  max-width: 680px;
  margin-inline: auto;
  font-size: clamp(1.85rem, 8.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.055em;
}
.hero-greeting {
  display: inline-block;
  padding: 0 0.25rem;
  border-radius: 8px;
  transition: color 0.3s;
}
.hero-greeting:hover { color: var(--accent); }
.hero-name { color: var(--accent); position: relative; }
.hero-name::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 3px;
  border-radius: 999px;
  background: rgba(46, 115, 234, 0.25);
}
.hero-sub { color: var(--text-muted); margin-top: 0.25rem; display: inline-block; }

/* Marquee */
.marquee-section {
  margin-top: 3.5rem;
  padding-bottom: 5rem;
  opacity: 0;
  transform: translateY(36px) scale(0.96);
  transition: all 0.8s ease 0.2s;
}
.marquee-section.visible { opacity: 1; transform: none; }
@media (min-width: 640px) { .marquee-section { margin-top: 4.875rem; padding-bottom: 6rem; } }

.marquee-row {
  position: relative;
  height: 78px;
  overflow: hidden;
}
.marquee-row + .marquee-row { margin-top: 1rem; }
.marquee-fade-left,
.marquee-fade-right {
  position: absolute;
  inset-block: 0;
  z-index: 2;
  width: max(48px, 18vw);
  pointer-events: none;
}
.marquee-fade-left { left: 0; background: linear-gradient(to right, var(--bg), transparent); }
.marquee-fade-right { right: 0; background: linear-gradient(to left, var(--bg), transparent); }
@media (min-width: 640px) {
  .marquee-fade-left, .marquee-fade-right { width: max(48px, 22vw); }
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee-forward 46s linear infinite;
}
.marquee-track.reverse { animation-name: marquee-reverse; }
@keyframes marquee-forward {
  from { transform: translateX(var(--marquee-start, -50%)); }
  to { transform: translateX(calc(var(--marquee-start, -50%) - 50%)); }
}
@keyframes marquee-reverse {
  from { transform: translateX(calc(var(--marquee-start, -50%) - 50%)); }
  to { transform: translateX(var(--marquee-start, -50%)); }
}

.marquee-group {
  display: flex;
  gap: 1.25rem;
  padding-right: 1.25rem;
  flex-shrink: 0;
}
.marquee-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  height: 64px;
  padding: 0 1.25rem;
  border-radius: 20px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.035em;
  white-space: nowrap;
  flex-shrink: 0;
}
@media (min-width: 640px) {
  .marquee-pill { height: 72px; padding: 0 1.5rem; border-radius: 24px; font-size: 22px; gap: 1rem; }
}
@media (min-width: 768px) { .marquee-pill { height: 78px; font-size: 24px; } }
.marquee-pill-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 32px;
  line-height: 1;
}

/* Cards */
.card {
  background: var(--surface);
  border-radius: var(--radius-card);
  transition: transform 0.3s;
}
.card:hover { transform: scale(1.005); }

/* About grid */
.about { padding: 3.5rem 1.25rem; scroll-margin-top: 6rem; }
@media (min-width: 768px) { .about { padding-block: 4rem; } }

.about-grid {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(2, minmax(278px, auto));
    gap: 1rem;
    align-items: stretch;
  }
  .about-main { grid-column: span 3; grid-row: span 2; }
  .about-side { grid-column: span 3; }
  .about-main,
  .about-side {
    display: flex;
    flex-direction: column;
    min-height: 0;
  }
}

.about-main-card {
  position: relative;
  min-height: 400px;
  padding: 1.75rem;
  overflow: hidden;
}
@media (min-width: 768px) {
  .about-main-card {
    flex: 1;
    min-height: calc(278px * 2 + 1rem);
    padding: 2rem;
  }
}
.about-main-card h3 {
  position: relative;
  z-index: 1;
  max-width: 320px;
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.04em;
}
@media (min-width: 768px) { .about-main-card h3 { font-size: 26px; line-height: 1.3; } }
.about-main-card .muted { color: var(--text-muted); }
.about-main-img {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(46, 115, 234, 0.12);
}
@media (min-width: 768px) { .about-main-img { bottom: 3rem; width: 245px; height: 245px; } }
.about-main-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
}

.about-side-card {
  display: flex;
  flex-direction: column;
  min-height: 248px;
  padding: 1.75rem;
}
@media (min-width: 768px) {
  .about-side-card {
    flex: 1;
    min-height: 278px;
    padding: 2rem;
  }
}
.about-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin: 0;
}
.about-value {
  margin: 0.75rem 0 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.045em;
}
@media (min-width: 768px) { .about-value { font-size: 24px; margin-top: 0.5rem; } }

.location-pins {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 2rem;
}
@media (min-width: 768px) { .location-pins { gap: 1.5rem; padding-top: 2.5rem; } }
.pin {
  position: relative;
  width: 38px;
  height: 52px;
  color: #fff;
  flex-shrink: 0;
}
@media (min-width: 768px) { .pin { width: 54px; height: 74px; } }
.pin svg { width: 100%; height: 100%; fill: currentColor; }
.pin-hole {
  position: absolute;
  left: 50%;
  top: 22px;
  transform: translateX(-50%);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--surface);
}
.pin.active { color: var(--accent); transform: scale(1.1); }
@media (min-width: 768px) { .pin.active { transform: scale(1.25); } }
.pin.active .pin-hole { display: none; }
.pin-check {
  position: absolute;
  left: 50%;
  top: 24px;
  transform: translateX(-50%);
  width: 1.75rem;
  height: 1.75rem;
  stroke: #fff;
  stroke-width: 4;
}

.code-window {
  margin-top: 1.5rem;
  flex: 1;
  min-height: 150px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 16px 0 0 0;
  background: #fff;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.03);
}
@media (min-width: 768px) { .code-window { margin-top: 1.25rem; max-height: 178px; flex: none; } }
.code-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 29px;
  padding: 0 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  flex-shrink: 0;
}
.code-bar span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.4);
}
.code-bar span:nth-child(2) { background: rgba(0, 0, 0, 0.15); }
.code-bar span:nth-child(3) { background: rgba(0, 0, 0, 0.1); }
.code-window pre {
  margin: 0;
  padding: 0.75rem 1rem;
  font-family: ui-monospace, monospace;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.44;
  letter-spacing: -0.03em;
  color: var(--text-muted);
  overflow: hidden;
}
@media (min-width: 768px) { .code-window pre { font-size: 14px; } }

.languages-card {
  margin-top: 1.25rem;
  padding: 1.75rem;
}
@media (min-width: 768px) { .languages-card { padding: 2rem; } }
.lang-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}
.lang-item span {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}
.lang-item strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

/* Hobbies */
.hobbies { padding: 3rem 1.25rem; scroll-margin-top: 6rem; }
@media (min-width: 768px) { .hobbies { padding-block: 2.5rem; } }
.hobbies-sub {
  margin: 0 0 1.5rem;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: rgba(0, 0, 0, 0.45);
}
@media (min-width: 768px) { .hobbies-sub { margin-bottom: 2rem; } }
.hobbies-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 640px) {
  .hobbies-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
}
@media (min-width: 900px) {
  .hobbies-grid { grid-template-columns: repeat(4, 1fr); }
}
.hobby-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 220px;
  padding: 1.5rem;
  border-radius: var(--radius-card);
  transition: transform 0.3s;
}
@media (min-width: 768px) { .hobby-card { height: 240px; padding: 1.75rem; } }
.hobby-card:hover { transform: scale(1.01); }
.hobby-emoji { font-size: 48px; line-height: 1; }
@media (min-width: 768px) { .hobby-emoji { font-size: 56px; } }
.hobby-card h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.045em;
}
@media (min-width: 768px) { .hobby-card h3 { font-size: 26px; } }
.hobby-card p {
  margin: 0.5rem 0 0;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.02em;
  opacity: 0.75;
}
@media (min-width: 768px) { .hobby-card p { font-size: 14px; } }

/* Career */
.career { padding: 4rem 1.25rem; scroll-margin-top: 6rem; }
@media (min-width: 768px) { .career { padding-block: 6rem; } }
.career-panel {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
  padding: 1rem;
  border-radius: 40px;
  background: var(--surface);
}
@media (min-width: 768px) { .career-panel { padding: 1.25rem; } }
@media (min-width: 1024px) { .career-panel { grid-template-columns: 0.9fr 1.1fr; } }

.career-left, .career-right {
  border-radius: var(--radius-card);
  background: #fff;
  padding: 1.5rem;
  min-height: 500px;
}
@media (min-width: 768px) { .career-left, .career-right { padding: 2rem; } }

.career-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}
.career-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: rgba(0, 0, 0, 0.4);
  margin: 0;
}
.career-company {
  margin: 0.75rem 0 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.04em;
}
.career-period {
  margin: 0.35rem 0 0;
  font-size: 14px;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.45);
}
.career-link {
  flex-shrink: 0;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--surface);
  font-size: 13px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.45);
  transition: color 0.2s;
}
.career-link:hover { color: var(--text); }

.career-bars {
  display: flex;
  gap: 0.375rem;
  margin-top: 2rem;
}
.career-bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
}
.career-bar {
  position: relative;
  width: 100%;
  height: 2.5rem;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.08);
  overflow: hidden;
}
.career-bar-fill {
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.3s;
}
.career-bar-fill.active { opacity: 1; }
.career-bar-label {
  font-size: 11px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.35);
  min-height: 12px;
}
.career-years {
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
  margin-top: 1.25rem;
}
.career-years-num {
  font-size: 52px;
  font-weight: 700;
  letter-spacing: -0.07em;
  line-height: 1;
}
@media (min-width: 768px) { .career-years-num { font-size: 56px; } }
.career-years-text {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: rgba(0, 0, 0, 0.45);
  padding-bottom: 0.25rem;
}
.career-desc {
  margin-top: 1.5rem;
  max-width: 430px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: rgba(0, 0, 0, 0.75);
}
.career-desc a {
  display: inline;
  white-space: normal;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.career-desc a:hover { color: var(--accent-hover); }
.career-list-label {
  margin: 0.75rem 0 0;
  font-size: 13px;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.45);
}
.career-list { list-style: none; padding: 0; margin: 0.375rem 0 0; }
.career-list li {
  position: relative;
  padding-left: 0.75rem;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.35;
  color: rgba(0, 0, 0, 0.55);
  margin-top: 0.25rem;
}
.career-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.3);
}
.career-list a {
  display: inline;
  white-space: normal;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.career-list a:hover { color: var(--accent-hover); }
.career-portfolio-btn {
  margin-top: 1.25rem;
  text-decoration: none;
}

.timeline { position: relative; width: 100%; }
.timeline-line {
  position: absolute;
  left: 13px;
  top: 12px;
  width: 1px;
  height: calc(100% - 24px);
  background: rgba(0, 0, 0, 0.1);
}
.timeline-progress {
  position: absolute;
  left: 13px;
  top: 12px;
  width: 1px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 999px;
  height: 0;
  transition: height 0.5s ease;
}
.timeline-items { display: flex; flex-direction: column; gap: 1.25rem; }
.timeline-item {
  display: flex;
  gap: 1rem;
  cursor: pointer;
  outline: none;
}
.timeline-dot {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  width: 27px;
  height: 27px;
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: #fff;
  transition: all 0.3s;
}
.timeline-dot-inner {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.2);
  transition: background 0.3s;
}
.timeline-item.active .timeline-dot {
  border-color: var(--accent);
  background: var(--bg);
}
.timeline-item.active .timeline-dot-inner { background: var(--accent); }
.timeline-content {
  flex: 1;
  min-width: 0;
  padding: 0.875rem 1rem;
  border-radius: 18px;
  background: var(--surface);
  transition: background 0.3s;
}
.timeline-item.active .timeline-content {
  background: var(--accent);
}
.timeline-role-link {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.timeline-role-link:hover { opacity: 0.85; }
.timeline-role {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  transition: color 0.3s;
}
.timeline-date {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  transition: color 0.3s;
  color: rgba(0, 0, 0, 0.4);
}
.timeline-item.active .timeline-role { color: #fff; }
.timeline-item.active .timeline-date { color: rgba(255, 255, 255, 0.55); }
.timeline-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.375rem;
}

/* Projects carousel */
.projects { padding: 4rem 1.25rem; overflow: hidden; scroll-margin-top: 6rem; }
@media (min-width: 768px) { .projects { padding-block: 7rem; } }
.projects-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.carousel-controls {
  display: flex;
  justify-content: center;
  gap: 0.625rem;
  margin-top: 1.5rem;
}
.carousel-btn {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 18px;
  font-weight: 700;
  transition: all 0.2s;
}
.carousel-btn.prev { background: var(--surface); color: var(--text); }
.carousel-btn.prev:hover { background: #ededed; }
.carousel-btn.next { background: var(--accent); color: #fff; box-shadow: 0 8px 24px rgba(46, 115, 234, 0.35); }
.carousel-btn.next:hover { background: var(--accent-hover); transform: scale(1.03); }

.carousel-stage {
  position: relative;
  margin-top: 3rem;
  height: min(80dvh, 492px);
  perspective: 1400px;
  perspective-origin: 50% 42%;
}
@media (min-width: 640px) { .carousel-stage { height: 448px; } }
.carousel-stage--view-below {
  height: min(85dvh, 660px);
}
@media (min-width: 640px) {
  .carousel-stage--view-below { height: 640px; }
}
.carousel-card-wrap {
  position: absolute;
  left: 50%;
  top: 0;
  width: min(88vw, 420px);
  transform-style: preserve-3d;
  transition: all 0.5s ease;
}
@media (max-width: 767px) { .carousel-card-wrap { width: min(92vw, 360px); } }

.project-card {
  display: flex;
  flex-direction: column;
  height: min(80dvh, 480px);
  padding: 1.25rem;
  border-radius: 28px;
  background: var(--surface);
  overflow: hidden;
}
@media (min-width: 640px) {
  .project-card { height: 420px; padding: 1.75rem; border-radius: 34px; }
}
@media (min-width: 768px) { .project-card { height: 440px; } }
.project-card--view-below {
  height: auto;
  min-height: min(80dvh, 520px);
}
@media (min-width: 640px) {
  .project-card--view-below { min-height: 460px; }
}
@media (min-width: 768px) {
  .project-card--view-below { min-height: 480px; }
}

.project-card-top {
  position: relative;
  flex-shrink: 0;
  min-height: auto;
}
.project-card-preview {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
}
@media (min-width: 640px) {
  .project-card-preview { border-radius: 22px; }
}
.project-card-cover {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.project-card-cover.is-loaded {
  opacity: 1;
}
.project-card-cover.is-error {
  opacity: 0.35;
}
.project-card-cover--contain {
  object-fit: contain;
  padding: 0.5rem;
  background: #fff;
}
.project-card-preview[data-preview-scale] .project-card-cover {
  position: absolute;
  width: calc(100% * var(--preview-scale));
  height: calc(100% * var(--preview-scale));
  max-width: calc(100% * var(--preview-scale));
  max-height: calc(100% * var(--preview-scale));
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.project-card-preview-logo {
  position: absolute;
  top: 0.625rem;
  left: 0.625rem;
  z-index: 2;
  width: 2.5rem;
  height: auto;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.08));
}
@media (min-width: 640px) {
  .project-card-preview-logo {
    top: 0.75rem;
    left: 0.75rem;
    width: 2.75rem;
  }
}
.project-card-video {
  display: block;
}
.project-card-instagram {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: #fff;
  color: rgba(0, 0, 0, 0.55);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
  transition: transform 0.2s, color 0.2s;
}
@media (min-width: 640px) {
  .project-card-instagram {
    right: 1rem;
    bottom: 1rem;
    width: 2.5rem;
    height: 2.5rem;
  }
}
.project-card-instagram:hover {
  transform: scale(1.06);
  color: var(--text);
}
.project-card-instagram:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.project-card-instagram svg {
  width: 1.125rem;
  height: 1.125rem;
}
@media (min-width: 640px) {
  .project-card-instagram svg {
    width: 1.25rem;
    height: 1.25rem;
  }
}
.project-card-link {
  position: absolute;
  right: 0.75rem;
  top: 0.75rem;
  z-index: 1;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-pill);
  background: #fff;
  font-size: 12px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.45);
  transition: color 0.2s;
}
@media (min-width: 640px) { .project-card-link { padding: 0.5rem 1rem; font-size: 13px; } }
.project-card-link:hover { color: var(--text); }
.project-card-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
  margin-top: 1rem;
  flex-shrink: 0;
}
@media (min-width: 640px) {
  .project-card-actions { margin-top: 1.25rem; gap: 0.625rem; }
}
.project-card-actions .project-card-view-btn { margin-top: 0; }
.project-card-view-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-top: 1rem;
  flex-shrink: 0;
  text-decoration: none;
}
@media (min-width: 640px) {
  .project-card-view-btn {
    margin-top: 1.25rem;
    height: 3.25rem;
    font-size: 15px;
  }
}
.project-card-website-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 2.75rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid rgba(0, 0, 0, 0.12);
  background: transparent;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}
@media (min-width: 640px) {
  .project-card-website-btn { height: 3rem; font-size: 15px; }
}
.project-card-website-btn:hover {
  border-color: rgba(0, 0, 0, 0.22);
  background: rgba(0, 0, 0, 0.03);
}
.project-card-body {
  display: flex;
  flex-direction: column;
  margin-top: 1rem;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
@media (min-width: 640px) { .project-card-body { margin-top: 1.5rem; } }
.project-card-gallery-nav {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 0.875rem;
}
.project-card-gallery-nav[hidden] {
  display: none;
}
.project-card-gallery-count {
  min-width: 3.5rem;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-align: center;
  color: rgba(0, 0, 0, 0.4);
}
@media (min-width: 640px) {
  .project-card-gallery-count { font-size: 13px; }
}
.project-card--has-gallery .project-card-desc {
  flex: 1;
  min-height: 0;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}
@media (min-width: 640px) {
  .project-card--has-gallery .project-card-desc { -webkit-line-clamp: 3; }
}
.project-card-index {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: rgba(0, 0, 0, 0.35);
}
@media (min-width: 640px) { .project-card-index { font-size: 12px; } }
.project-card-title {
  flex-shrink: 0;
  margin: 0.75rem 0 0;
  font-size: clamp(1.5rem, 7vw, 2.75rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.07em;
  overflow: visible;
}
.project-card--has-gallery .project-card-title {
  line-height: 1.15;
}
@media (min-width: 640px) { .project-card-title { margin-top: 1rem; } }
.project-card-desc {
  margin: 0.75rem 0 0;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--text-muted);
}
@media (min-width: 640px) {
  .project-card-desc {
    margin-top: 1rem;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: -0.03em;
  }
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.625rem;
}
.carousel-dots--view-below {
  margin-top: 1.75rem;
}
.carousel-dot-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 2.75rem;
  height: 2.75rem;
  padding: 0 0.5rem;
}
.carousel-dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #000;
  opacity: 0.25;
  transition: all 0.3s;
}
.carousel-dot.active { width: 28px; opacity: 1; }

/* Portfolio grid */
.portfolio-grid-section { padding: 2rem 1.25rem 2rem; scroll-margin-top: 6rem; }
@media (min-width: 768px) { .portfolio-grid-section { padding-block: 3rem 3rem; } }
#websites.projects { padding-top: 2rem; }
@media (min-width: 768px) { #websites.projects { padding-top: 3rem; } }
#instagram.projects { padding-top: 2rem; }
#apps.projects { padding-top: 2rem; }
.portfolio-grid-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
@media (min-width: 768px) { .portfolio-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background: var(--surface);
  aspect-ratio: 4/3;
  transition: transform 0.3s;
  width: 100%;
  padding: 0;
  border: none;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
}
.portfolio-item:hover { transform: scale(1.02); }
.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: transform 0.4s, opacity 0.25s ease;
}
.portfolio-item img.is-loaded {
  opacity: 1;
}
.portfolio-item img.is-error {
  opacity: 0.35;
}
.portfolio-item:hover img { transform: scale(1.05); }
.portfolio-item--contain {
  background: #fff;
}
.portfolio-item--contain img {
  object-fit: contain;
  padding: 0.5rem;
}
.portfolio-item--contain:hover img { transform: none; }
.portfolio-item[data-preview-position="center bottom"] img {
  object-position: center bottom;
}
.portfolio-item[data-preview-scale] img {
  position: absolute;
  width: calc(100% * var(--preview-scale));
  height: calc(100% * var(--preview-scale));
  max-width: calc(100% * var(--preview-scale));
  max-height: calc(100% * var(--preview-scale));
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.portfolio-item[data-preview-scale]:hover img {
  transform: translate(-50%, -50%);
}
.portfolio-item-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  background: linear-gradient(to top, rgba(0,0,0,0.55), transparent 55%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.portfolio-item:hover .portfolio-item-overlay,
.portfolio-item:focus-visible .portfolio-item-overlay { opacity: 1; }
.portfolio-item-title {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.portfolio-item--hidden { display: none; }
.portfolio-grid-more {
  display: flex;
  justify-content: center;
  margin-top: 1.5rem;
}
@media (min-width: 768px) { .portfolio-grid-more { margin-top: 2rem; } }

/* Tech stack */
.techstack { padding: 4rem 1.25rem 2rem; scroll-margin-top: 6rem; }
@media (min-width: 768px) { .techstack { padding-block: 7rem 3rem; } }
.tech-grid {
  display: grid;
  gap: 2.5rem;
  margin-top: 3rem;
}
@media (min-width: 768px) {
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 1.5rem;
    row-gap: 3.5rem;
  }
}
.tech-group-title {
  margin: 0 0 1.5rem;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-muted);
}
.tech-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 3.5rem;
  border-top: 1px solid rgba(0, 0, 0, 0.07);
}
.tech-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--surface);
  overflow: hidden;
  flex-shrink: 0;
}
.tech-icon img {
  width: 1.75rem;
  height: 1.75rem;
  object-fit: contain;
}
.tech-icon--square img {
  width: 2.5rem;
  height: 2.5rem;
}
.tech-icon-text {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.tech-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Contact */
.contact { padding: 5rem 1.25rem 3rem; scroll-margin-top: 6rem; }
@media (min-width: 768px) { .contact { padding-top: 9rem; padding-bottom: 5rem; } }
.contact-intro { text-align: center; }
.contact-sub {
  margin: 1rem 0 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--text-muted);
}
@media (min-width: 768px) { .contact-sub { font-size: 24px; } }

.contact-card {
  position: relative;
  margin-top: 2.5rem;
  padding: 1.5rem;
  border-radius: var(--radius-card);
  background: var(--surface);
  overflow: hidden;
}
@media (min-width: 768px) { .contact-card { padding: 2rem; } }
.contact-card-glow {
  position: absolute;
  right: -2rem;
  top: -2rem;
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  background: rgba(46, 115, 234, 0.2);
  filter: blur(48px);
  pointer-events: none;
}
@media (min-width: 768px) { .contact-card-glow { width: 13rem; height: 13rem; } }
.contact-card-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .contact-card-inner {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}
.contact-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(0, 0, 0, 0.4);
  margin: 0;
}
.contact-email {
  display: block;
  margin-top: 0.75rem;
  font-size: clamp(1.35rem, 4vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  transition: color 0.2s;
}
.contact-email:hover { color: var(--accent); }
.contact-note {
  margin: 0.75rem 0 0;
  max-width: 28rem;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.45;
  color: rgba(0, 0, 0, 0.45);
}
.contact-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.icon-btn {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #fff;
  color: rgba(0, 0, 0, 0.5);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
  transition: all 0.2s;
}
.icon-btn:hover { transform: scale(1.04); color: var(--text); }
.primary-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 3rem;
  padding: 0 1.25rem;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 10px 30px rgba(46, 115, 234, 0.35);
  transition: all 0.2s;
}
.primary-btn:hover { transform: scale(1.03); background: var(--accent-hover); }
.primary-btn svg { width: 1rem; height: 1rem; }

.footer-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.75rem;
}
@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: minmax(0, 280px) 1fr;
    min-height: 400px;
  }
}
.footer-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border-radius: var(--radius-card);
  background: var(--surface);
}
@media (min-width: 768px) { .footer-card { padding: 1.75rem; } }
.footer-card h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.04em;
}
.footer-card p {
  margin: 0.5rem 0 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.35;
  color: rgba(0, 0, 0, 0.45);
}
.footer-location {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 1rem;
  font-size: 13px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.35);
}
.footer-avatar {
  position: relative;
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1 / 1;
  margin: 1.5rem auto 0;
  border-radius: 50%;
  overflow: hidden;
}
.footer-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  display: block;
}
.footer-menu-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(0, 0, 0, 0.4);
  margin: 0;
}
.footer-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem;
  margin-top: 1rem;
  flex: 1;
}
@media (min-width: 640px) {
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 0.75rem;
  }
}
.footer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 1rem 1.25rem;
  border-radius: 22px;
  background: #fff;
  transition: all 0.3s;
}
@media (min-width: 640px) { .footer-link { padding: 1.25rem 1.5rem; min-height: 0; } }
.footer-link:hover {
  background: var(--accent);
  box-shadow: 0 12px 32px rgba(46, 115, 234, 0.28);
}
.footer-link-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(0, 0, 0, 0.25);
  transition: color 0.3s;
}
.footer-link-text {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.045em;
  transition: color 0.3s;
}
@media (min-width: 768px) { .footer-link-text { font-size: 24px; } }
.footer-link:hover .footer-link-num { color: rgba(255,255,255,0.45); }
.footer-link:hover .footer-link-text { color: #fff; }
.footer-link svg {
  width: 1.25rem;
  height: 1.25rem;
  color: rgba(0, 0, 0, 0.2);
  transition: all 0.3s;
}
.footer-link:hover svg { color: #fff; transform: translate(2px, -2px); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 12px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.35);
}
@media (min-width: 640px) { .footer-bottom { margin-top: 1.25rem; padding-top: 1.25rem; font-size: 13px; color: rgba(0,0,0,0.4); } }
.back-top {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color 0.2s;
}
.back-top:hover { color: var(--accent); }
.back-top svg { width: 0.875rem; height: 0.875rem; transform: rotate(-45deg); }

.behance-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}
.behance-link:hover { text-decoration: underline; }

body.project-modal-open {
  overflow: hidden;
}

.project-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.project-modal[hidden] {
  display: none !important;
}

.project-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(6px);
}

.project-modal-dialog {
  position: relative;
  z-index: 1;
  width: min(960px, 100%);
  max-height: min(92vh, 900px);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem 1rem 1rem;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}
@media (min-width: 768px) {
  .project-modal-dialog {
    padding: 1.5rem 1.5rem 1.25rem;
    border-radius: 28px;
  }
}

.project-modal-close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 2;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.06);
  color: var(--text);
  font-size: 1.5rem;
  line-height: 1;
  display: grid;
  place-items: center;
  transition: background 0.2s, transform 0.2s;
}
.project-modal-close:hover {
  background: rgba(0, 0, 0, 0.1);
  transform: scale(1.05);
}

.project-modal-header {
  padding-right: 2.75rem;
}

.project-modal-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.project-modal-logo {
  width: 2.5rem;
  height: 2.5rem;
  object-fit: contain;
  flex-shrink: 0;
}
.project-modal-logo[hidden] {
  display: none;
}

.project-modal-title {
  margin: 0;
  font-size: clamp(1.35rem, 4vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.project-modal-desc {
  margin: 0.5rem 0 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-muted);
  font-weight: 500;
}
.project-modal-desc[hidden] {
  display: none;
}

.project-modal-gallery {
  position: relative;
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.35rem;
}

.project-modal-stage {
  position: relative;
  min-height: 220px;
  max-height: min(58vh, 620px);
  border-radius: 16px;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
@media (min-width: 768px) {
  .project-modal-stage {
    min-height: 320px;
    border-radius: 20px;
  }
}

.project-modal-stage--contain .project-modal-image {
  object-fit: contain;
  padding: 0.75rem;
}

.project-modal-image {
  width: 100%;
  height: 100%;
  max-height: min(58vh, 620px);
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.project-modal-image.is-loaded {
  opacity: 1;
}
.project-modal-image.is-error {
  opacity: 0;
  visibility: hidden;
  position: absolute;
  width: 0;
  height: 0;
}

.project-modal-stage.is-error::before {
  content: "Image unavailable";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-soft);
  letter-spacing: 0.02em;
  z-index: 2;
  pointer-events: none;
}

.portfolio-item.is-loading,
.project-card-preview.is-loading,
.project-modal-stage.is-loading {
  animation: img-load-pulse 1.4s ease-in-out infinite;
}
.portfolio-item.is-loading::after,
.project-card-preview.is-loading::after,
.project-modal-stage.is-loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 28px;
  height: 28px;
  margin: -14px 0 0 -14px;
  border: 2px solid rgba(46, 115, 234, 0.15);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: img-load-spin 0.7s linear infinite;
  z-index: 1;
  pointer-events: none;
}
@keyframes img-load-spin {
  to { transform: rotate(360deg); }
}
@keyframes img-load-pulse {
  0%, 100% { background: var(--surface); }
  50% { background: rgba(46, 115, 234, 0.06); }
}

.project-modal-nav {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.06);
  font-size: 1.1rem;
  display: grid;
  place-items: center;
  transition: background 0.2s;
}
.project-modal-nav:hover {
  background: rgba(46, 115, 234, 0.12);
  color: var(--accent);
}
.project-modal-nav[hidden] {
  visibility: hidden;
  pointer-events: none;
}

.project-modal-counter {
  margin: 0;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-soft);
}