:root {
  --bg: #f7fbff;
  --bg-warm: #fffaf2;
  --surface: rgba(255, 255, 255, 0.84);
  --surface-solid: #ffffff;
  --text: #102033;
  --muted: rgba(16, 32, 51, 0.68);
  --faint: rgba(16, 32, 51, 0.45);
  --cyan: #08b9d6;
  --cyan-strong: #0498b7;
  --teal: #16a394;
  --mint: #dff8f5;
  --blue: #2d6cdf;
  --line: rgba(7, 126, 150, 0.16);
  --line-strong: rgba(7, 126, 150, 0.28);
  --shadow: 0 20px 60px rgba(31, 74, 104, 0.12);
  --shadow-soft: 0 12px 36px rgba(31, 74, 104, 0.08);
  --font: "Geist", "Segoe UI", system-ui, sans-serif;
  --max: 1216px;
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    linear-gradient(90deg, transparent 0 19.9%, rgba(8, 185, 214, 0.035) 20%, transparent 20.1% 39.9%, rgba(8, 185, 214, 0.03) 40%, transparent 40.1% 59.9%, rgba(8, 185, 214, 0.03) 60%, transparent 60.1% 79.9%, rgba(8, 185, 214, 0.035) 80%, transparent 80.1%),
    radial-gradient(circle at 48% 8%, rgba(8, 185, 214, 0.18), transparent 34rem),
    linear-gradient(180deg, var(--bg) 0%, #ffffff 44%, var(--bg-warm) 100%);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

::selection {
  background: var(--cyan);
  color: #ffffff;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  transform: translateY(-160%);
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--cyan);
  color: #ffffff;
  font-weight: 750;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  height: 78px;
  padding: 0 1.5rem;
  pointer-events: none;
}

.site-nav > * {
  pointer-events: auto;
}

.brand {
  width: fit-content;
  font-size: 1.24rem;
  font-weight: 850;
  color: var(--cyan-strong);
}

.nav-pill {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 0.65rem;
  border: 1px solid rgba(7, 126, 150, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.nav-pill a {
  display: inline-flex;
  align-items: center;
  min-height: 2.4rem;
  padding: 0 1.05rem;
  border-radius: 999px;
  color: rgba(16, 32, 51, 0.72);
  font-size: 0.92rem;
  font-weight: 650;
  transition: background 180ms ease, color 180ms ease;
}

.nav-pill a:hover {
  background: rgba(8, 185, 214, 0.1);
  color: var(--cyan-strong);
}

.nav-cta {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  min-height: 2.85rem;
  padding: 0 1.35rem;
  border-radius: 999px;
  background: var(--cyan);
  color: #ffffff;
  font-weight: 750;
  box-shadow: 0 14px 34px rgba(8, 185, 214, 0.28);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.nav-cta:hover {
  transform: translateY(-1px);
  background: var(--cyan-strong);
  box-shadow: 0 18px 40px rgba(8, 185, 214, 0.34);
}

.menu-toggle {
  display: none;
  justify-self: end;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(7, 126, 150, 0.16);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: var(--text);
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-menu {
  display: none;
}

.wrap {
  width: min(calc(100vw - 3rem), var(--max));
  margin: 0 auto;
}

.wrap.narrow {
  max-width: 1024px;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: 6rem 1.5rem 2rem;
}

.lightfield,
.beam,
.orbital {
  position: absolute;
  pointer-events: none;
}

.lightfield {
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.36;
}

.beam-vertical {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 92px;
  transform: translateX(-50%);
  background:
    linear-gradient(180deg, transparent, rgba(8, 185, 214, 0.16) 20%, rgba(22, 163, 148, 0.1) 50%, rgba(8, 185, 214, 0.12) 82%, transparent),
    radial-gradient(circle, rgba(8, 185, 214, 0.24) 1px, transparent 1px);
  background-size: auto, 34px 34px;
  opacity: 0.52;
}

.orbital {
  left: 50%;
  top: 49%;
  width: min(43vw, 430px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
}

.planet {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle at 62% 32%, rgba(255, 255, 255, 0.66), transparent 0.9rem),
    linear-gradient(135deg, rgba(8, 185, 214, 0.18), rgba(223, 248, 245, 0.86));
  box-shadow:
    inset 0 -50px 90px rgba(8, 185, 214, 0.08),
    0 28px 80px rgba(8, 185, 214, 0.12);
  opacity: 0.88;
}

.ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 2px solid rgba(8, 152, 183, 0.22);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(var(--rot));
}

.ring-a {
  width: 188%;
  height: 20%;
  --rot: -2deg;
}

.ring-b {
  width: 150%;
  height: 58%;
  --rot: -34deg;
}

.ring-c {
  width: 160%;
  height: 62%;
  --rot: 52deg;
}

.spark {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(8, 185, 214, 0.45);
}

.spark-a {
  left: 73%;
  top: 35%;
}

.spark-b {
  left: 49%;
  top: 93%;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, 100%);
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 1.8rem;
  padding: 0.72rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--muted);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.badge-icon {
  color: var(--cyan);
  font-weight: 900;
}

.hero h1 {
  margin: 0;
  font-size: clamp(4.2rem, 8vw, 6.1rem);
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.045em;
}

.hero h1 span,
.section-heading h2 span {
  color: var(--cyan-strong);
}

.hero-copy {
  max-width: 690px;
  margin: 1.75rem auto 0;
  color: var(--muted);
  font-size: 1.22rem;
  line-height: 1.58;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.4rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.55rem;
  padding: 0 2rem;
  border-radius: 999px;
  font-weight: 780;
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease, border-color 180ms ease, color 180ms ease;
}

.button-primary {
  background: var(--cyan);
  color: #ffffff;
  box-shadow: 0 16px 36px rgba(8, 185, 214, 0.28);
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  backdrop-filter: blur(16px);
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary:hover {
  background: var(--cyan-strong);
  box-shadow: 0 18px 42px rgba(8, 185, 214, 0.34);
}

.button-secondary:hover {
  border-color: rgba(8, 185, 214, 0.42);
  background: rgba(255, 255, 255, 0.78);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  width: min(448px, 100%);
  margin: 4.2rem auto 0;
}

.hero-stats div {
  padding: 1.2rem;
  border: 1px solid rgba(7, 126, 150, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.64);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(14px);
}

.hero-stats strong {
  display: block;
  font-size: 2.25rem;
  line-height: 1;
  font-weight: 900;
  color: var(--text);
}

.hero-stats span {
  display: block;
  margin-top: 0.45rem;
  color: var(--faint);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 2rem;
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: 0.5rem;
  transform: translateX(-50%);
  color: var(--faint);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.scroll-cue i {
  width: 1px;
  height: 2rem;
  background: linear-gradient(var(--cyan), transparent);
}

.section {
  position: relative;
  padding: 8rem 0;
}

.section-heading {
  margin: 0 auto 4rem;
  text-align: center;
}

.section-heading p {
  margin: 0 0 0.65rem;
  color: var(--cyan-strong);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.16em;
}

.section-heading h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(2.45rem, 5vw, 3rem);
  line-height: 1.07;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.section-heading h2::after {
  content: "";
  display: block;
  width: 4rem;
  height: 1px;
  margin: 1.3rem auto 0;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.section-heading span {
  display: block;
  max-width: 680px;
  margin: 1.4rem auto 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 4rem;
  align-items: center;
}

.portrait-card,
.project-card,
.timeline-card,
.skill-panel,
.education-card,
.contact-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.portrait-card::before,
.project-card::before,
.timeline-card::before,
.skill-panel::before,
.education-card::before,
.contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(8, 185, 214, 0.08), transparent 42%);
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
}

.portrait-card:hover::before,
.project-card:hover::before,
.timeline-card:hover::before,
.skill-panel:hover::before,
.education-card:hover::before,
.contact-card:hover::before {
  opacity: 1;
}

.portrait-card {
  max-width: 448px;
  padding: 0.55rem;
  margin: 0 auto;
}

.portrait-placeholder {
  aspect-ratio: 3 / 4;
  display: grid;
  place-items: end center;
  padding: 2rem;
  border-radius: 12px;
  overflow: hidden;
  background:
    linear-gradient(180deg, transparent 30%, rgba(255, 255, 255, 0.88)),
    radial-gradient(circle at 50% 30%, rgba(8, 185, 214, 0.2), transparent 5rem),
    linear-gradient(135deg, #e9f9fc, #fff7ec);
  color: var(--muted);
  font-weight: 750;
}

.portrait-image {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 12px;
}

.about-copy {
  display: grid;
  gap: 1.35rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.about-copy p,
.about-copy blockquote {
  margin: 0;
}

.about-copy blockquote {
  padding: 1rem 1.25rem;
  border-left: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  color: var(--text);
  font-style: italic;
  background: rgba(8, 185, 214, 0.06);
  border-radius: 0;
}

.project-tools {
  display: grid;
  justify-items: center;
  gap: 1.35rem;
  margin-bottom: 3rem;
}

.search-box {
  width: min(620px, 100%);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 1.15rem;
  min-height: 3.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--faint);
  box-shadow: var(--shadow-soft);
}

.search-box input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
}

.search-box input::placeholder {
  color: var(--faint);
}

.filter-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.filter {
  min-height: 2.75rem;
  padding: 0 1.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-weight: 750;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.filter.is-active,
.filter:hover {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #ffffff;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}

.project-card {
  overflow: hidden;
}

.project-card.is-hidden {
  display: none;
}

.project-preview {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  border-radius: 16px 16px 0 0;
  color: rgba(16, 32, 51, 0.72);
  font-weight: 850;
}

.project-preview::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(8, 185, 214, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8, 185, 214, 0.08) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, black, transparent 90%);
}

.project-preview:has(.project-preview-image)::before {
  content: none;
}

.project-preview span {
  position: relative;
  z-index: 1;
}

.project-preview-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-one {
  background: radial-gradient(circle at 50% 40%, rgba(8, 185, 214, 0.22), transparent 10rem), #eaf9fc;
}

.preview-two {
  background: linear-gradient(135deg, #ffffff, #dff8f5);
}

.preview-three {
  background: radial-gradient(circle at 65% 35%, rgba(22, 163, 148, 0.22), transparent 8rem), #f2fbf8;
}

.preview-four {
  background: linear-gradient(135deg, rgba(45, 108, 223, 0.14), rgba(8, 185, 214, 0.16)), #f8fbff;
}

.project-content {
  padding: 1.55rem;
}

.project-content h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 850;
}

.project-content p {
  min-height: 4.8rem;
  margin: 0.9rem 0 1.2rem;
  color: var(--muted);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.25rem;
}

.chips span {
  padding: 0.35rem 0.65rem;
  border: 1px solid rgba(8, 185, 214, 0.18);
  border-radius: 999px;
  background: rgba(8, 185, 214, 0.08);
  color: var(--cyan-strong);
  font-size: 0.8rem;
  font-weight: 750;
}

.project-links {
  display: flex;
  gap: 1rem;
}

.project-links a {
  color: var(--muted);
  font-weight: 750;
}

.project-links a:hover {
  color: var(--cyan-strong);
}

.timeline {
  position: relative;
  display: grid;
  gap: 2rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 2.2rem;
  top: 1rem;
  bottom: 1rem;
  width: 1px;
  background: linear-gradient(var(--cyan), rgba(8, 185, 214, 0.08));
}

.timeline-card {
  margin-left: 5rem;
  padding: 1.55rem;
}

.timeline-dot {
  position: absolute;
  left: -3.15rem;
  top: 2rem;
  width: 0.9rem;
  height: 0.9rem;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0 0 7px rgba(8, 185, 214, 0.1);
}

.timeline-card h3,
.skill-panel h3,
.education-card h3,
.contact-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 850;
}

.meta {
  margin: 0 0 0.85rem;
  color: var(--cyan-strong);
  font-weight: 750;
}

.timeline-card p,
.timeline-card ul {
  margin: 0;
  color: var(--muted);
}

.timeline-card ul {
  padding-left: 1.15rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.skill-panel {
  padding: 1.55rem;
}

.meter {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem;
  margin-top: 1.1rem;
  color: var(--muted);
}

.meter strong {
  color: var(--text);
}

.meter i {
  grid-column: 1 / -1;
  display: block;
  height: 0.5rem;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(8, 185, 214, 0.12);
}

.meter i::before {
  content: "";
  display: block;
  width: var(--value);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--teal));
}

.education-card {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: 1.6rem;
  padding: 2rem;
}

.school-mark {
  width: 4.2rem;
  height: 4.2rem;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 14px;
  background: rgba(8, 185, 214, 0.1);
}

.school-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.school-main p,
.coursework,
.contact-card p {
  color: var(--muted);
}

.school-main p {
  margin: 0 0 0.7rem;
  color: var(--text);
  font-weight: 750;
}

.school-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--cyan-strong);
  font-weight: 750;
}

.award-list {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.award-list h4,
.coursework h4 {
  width: 100%;
  margin: 0 0 0.2rem;
  color: var(--text);
}

.award-list span {
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: rgba(8, 185, 214, 0.08);
  color: var(--cyan-strong);
  font-weight: 750;
}

.coursework ul {
  margin: 0.7rem 0 0;
  padding-left: 1.15rem;
}

.contact-wrap {
  max-width: 896px;
}

.contact-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3rem;
  padding: 3rem;
}

.contact-card p {
  margin: 1rem 0 1.6rem;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 750;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  outline: 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.contact-form input {
  min-height: 3rem;
  padding: 0 1rem;
}

.contact-form textarea {
  min-height: 8.5rem;
  padding: 0.9rem 1rem;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(8, 185, 214, 0.5);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 0 0 4px rgba(8, 185, 214, 0.1);
}

.contact-form button {
  width: fit-content;
  border: 0;
  cursor: pointer;
}

.contact-form button:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status {
  min-height: 1.5rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.form-status.is-success {
  color: var(--cyan-strong);
}

.form-status.is-error {
  color: #b42318;
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.social-grid a {
  display: grid;
  place-items: center;
  min-height: 3.8rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--muted);
  font-weight: 850;
}

.social-grid a:hover {
  border-color: var(--line-strong);
  color: var(--cyan-strong);
}

.footer {
  padding: 2rem 1.5rem;
  border-top: 1px solid rgba(7, 126, 150, 0.12);
  color: var(--faint);
  text-align: center;
}

.footer p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 520ms ease, transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.in {
  opacity: 1;
  transform: none;
}

.reveal[data-delay="1"] {
  transition-delay: 90ms;
}

.reveal[data-delay="2"] {
  transition-delay: 180ms;
}

@media (max-width: 980px) {
  .site-nav {
    grid-template-columns: 1fr auto;
  }

  .nav-pill,
  .nav-cta {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
    padding: 2rem;
    background: rgba(247, 251, 255, 0.96);
    transform: translateY(-100%);
    visibility: hidden;
    transition: transform 260ms ease, visibility 260ms ease;
  }

  .mobile-menu.is-open {
    transform: translateY(0);
    visibility: visible;
  }

  .mobile-menu a {
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--text);
  }

  .mobile-menu a:hover {
    color: var(--cyan-strong);
  }

  .about-layout,
  .project-grid,
  .skills-grid,
  .education-card,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .timeline::before {
    left: 0.45rem;
  }

  .timeline-card {
    margin-left: 2rem;
  }

  .timeline-dot {
    left: -1.95rem;
  }
}

@media (max-width: 640px) {
  .site-nav {
    height: 72px;
    padding: 0 1rem;
  }

  .hero {
    min-height: 100svh;
    padding: 5.4rem 0.5rem 2rem;
  }

  .orbital {
    width: 96vw;
    top: 48%;
  }

  .beam-vertical {
    width: 78px;
  }

  .hero h1 {
    font-size: clamp(3.1rem, 14vw, 4.3rem);
  }

  .hero-copy {
    font-size: 1.04rem;
  }

  .hero-badge {
    width: min(100%, 360px);
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero-actions {
    display: grid;
  }

  .hero-stats {
    margin-top: 3rem;
    gap: 0.75rem;
  }

  .scroll-cue {
    display: none;
  }

  .section {
    padding: 6.5rem 0;
  }

  .wrap {
    width: min(calc(100vw - 1rem), var(--max));
  }

  .section-heading {
    margin-bottom: 3rem;
  }

  .section-heading h2 {
    font-size: 2.35rem;
  }

  .project-tools {
    justify-items: stretch;
  }

  .filter-buttons {
    justify-content: flex-start;
  }

  .project-content p {
    min-height: 0;
  }

  .portrait-card,
  .project-card,
  .timeline-card,
  .skill-panel,
  .education-card,
  .contact-card {
    border-radius: 14px;
  }

  .contact-card,
  .education-card {
    padding: 1.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
  }
}