:root {
  --color-ink: #101010;
  --color-text: #2c2c2c;
  --color-muted: #666666;
  --color-line: #d9d9d9;
  --color-bg: #ffffff;
  --color-panel: #f4e8dc;
  --color-panel-soft: #fbf7f2;
  --color-blue: #0058ff;
  --color-blue-deep: #003ecb;
  --color-white: #ffffff;
  --font-heading: "Montserrat", "Arial", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --container: min(1160px, calc(100vw - 2.5rem));
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --space-8: 5.5rem;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-card: 0 24px 60px -38px rgba(0, 0, 0, 0.25);
  --duration-fast: 220ms;
  --duration-base: 420ms;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.section {
  padding: var(--space-8) 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(16, 16, 16, 0.08);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
  min-height: 44px;
}

.brand__dot {
  width: 18px;
  height: 18px;
  border-radius: 2px;
  background: var(--color-blue);
}

.brand__name,
.brand__role {
  font-size: 1.08rem;
}

.brand__name {
  font-weight: 800;
  color: var(--color-ink);
}

.brand__role {
  color: var(--color-text);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 1.7rem;
  padding-top: 0.4rem;
}

.nav__link,
.mobile-nav__link {
  position: relative;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 0.98rem;
  letter-spacing: 0.08em;
}

.nav__link::after,
.mobile-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.55rem;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-fast) var(--ease);
}

.nav__link:hover::after,
.nav__link:focus-visible::after,
.mobile-nav__link:hover::after,
.mobile-nav__link:focus-visible::after {
  transform: scaleX(1);
}

.menu-toggle,
.menu-close {
  display: none;
  border: 0;
  background: transparent;
  color: var(--color-ink);
}

.menu-toggle {
  width: 48px;
  height: 48px;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero__layout {
  display: grid;
  grid-template-columns: 0.94fr 1.06fr;
  align-items: center;
  gap: var(--space-7);
  min-height: calc(100vh - 78px);
}

.hero__visual {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
}

.hero__backdrop {
  position: absolute;
  top: 1.25rem;
  left: 0;
  width: min(420px, 88%);
  height: 580px;
  background: var(--color-panel);
}

.profile-card {
  position: relative;
  z-index: 1;
  width: min(380px, 100%);
  margin-left: 2.5rem;
  background: var(--color-panel-soft);
  box-shadow: var(--shadow-card);
}

.profile-card__portrait {
  padding: 2.4rem 2.4rem 1rem;
}

.profile-card__portrait img {
  width: 210px;
  height: 210px;
  object-fit: cover;
  margin: 0 auto;
  border-radius: 50%;
}

.profile-card__body {
  padding: 0 2rem 1.5rem;
  text-align: center;
}

.profile-card__body h1,
.hero__content h2,
.section-title h2,
.resume-block__header h3,
.project-row__copy h3,
.timeline-item__content h4,
.footer__col h3 {
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-heading);
}

.profile-card__body h1 {
  font-size: clamp(1.58rem, 3.7vw, 2.2rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.profile-card__body p {
  margin: 1rem auto 0;
  max-width: 14rem;
  padding-top: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-top: 3px solid var(--color-blue);
}

.profile-card__socials {
  display: flex;
  justify-content: center;
  gap: 1.1rem;
  padding: 1rem 1.5rem 1.5rem;
}

.profile-card__socials a {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-white);
  transition: transform var(--duration-fast) var(--ease), color var(--duration-fast) ease;
}

.profile-card__socials a:hover,
.profile-card__socials a:focus-visible {
  transform: translateY(-2px);
  color: var(--color-blue);
}

.profile-card__socials svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.hero__content {
  max-width: 520px;
}

.hero__eyebrow {
  margin: 0 0 0.8rem;
  color: var(--color-ink);
  font-size: clamp(2rem, 4.2vw, 3.3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}

.hero__content h2 {
  font-size: clamp(1.22rem, 2.15vw, 2rem);
  line-height: 1.1;
  letter-spacing: -0.045em;
  margin-bottom: 1.15rem;
  font-weight: 700;
  white-space: nowrap;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.8rem;
}

.button {
  min-height: 52px;
  padding: 0.9rem 2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition:
    transform var(--duration-fast) var(--ease),
    background var(--duration-fast) ease,
    color var(--duration-fast) ease,
    border-color var(--duration-fast) ease;
}

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

.button--primary {
  background: var(--color-blue);
  color: var(--color-white);
}

.button--primary:hover,
.button--primary:focus-visible {
  background: var(--color-blue-deep);
}

.button--secondary {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.hero__copy p {
  margin: 0;
  max-width: 32rem;
  font-size: 1.03rem;
}

.hero__copy p + p {
  margin-top: 1rem;
}

.section--resume,
.section--projects {
  background: #ffffff;
}

.section-title,
.resume-block__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.section-title {
  margin-bottom: 2.3rem;
}

.section-title h2 {
  font-size: clamp(2.6rem, 5vw, 4.2rem);
}

.section-title p {
  max-width: 38rem;
  margin: 0;
}

.download-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-blue);
}

.resume-block {
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--color-line);
}

.resume-block__header {
  margin-bottom: 1.7rem;
}

.resume-block__header h3 {
  font-size: 1.6rem;
}

.resume-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.2rem 3rem;
}

.resume-block--wide {
  grid-column: 1 / -1;
}

.timeline {
  display: grid;
  gap: 2.2rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 1.4rem;
}

.timeline-item__year {
  color: var(--color-ink);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.timeline-item__brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 164px;
  min-height: 42px;
  margin-bottom: 0.8rem;
  padding: 0.45rem 0.8rem;
  background: #ffffff;
  border: 1px solid rgba(16, 16, 16, 0.08);
  border-radius: 999px;
}

.timeline-item__brand--education {
  width: 176px;
  min-height: 52px;
  padding: 0.6rem 1rem;
}

.timeline-item__logo {
  width: 126px;
  height: 28px;
  display: block;
  object-fit: contain;
  object-position: center;
}

.timeline-item__logo--aws {
  width: 124px;
  height: 28px;
}

.timeline-item__logo--yealink {
  width: 126px;
  height: 28px;
}

.timeline-item__logo--continental {
  width: 126px;
  height: 28px;
}

.timeline-item__logo--school {
  width: 132px;
  height: 34px;
}

.timeline-item__content h4 {
  font-size: 1.42rem;
  line-height: 1.15;
}

.timeline-item__meta {
  margin: 0.4rem 0 0.9rem;
  font-weight: 600;
  color: var(--color-ink);
}

.timeline-item__content p,
.timeline-item__content ul {
  margin: 0;
}

.timeline-item__content ul {
  padding-left: 1.2rem;
  margin-top: 0.9rem;
}

.timeline-item__content li + li {
  margin-top: 0.45rem;
}

.note-list {
  display: grid;
  gap: 1rem;
}

.note-list--columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.5rem;
}

.note-list__item {
  padding: 1rem 1.1rem;
  border: 1px solid var(--color-line);
  background: #fcfcfc;
}

.note-list__item strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--color-ink);
}

.note-list__item p {
  margin: 0;
}

.skillset {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.skillset span {
  padding: 0.72rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  font-weight: 600;
  background: var(--color-white);
}

.language-list {
  display: grid;
  gap: 1rem;
}

.language-list div {
  display: grid;
  gap: 0.2rem;
}

.language-list strong {
  color: var(--color-ink);
}

.project-list {
  display: grid;
  gap: 1.8rem;
}

.project-row {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: center;
  padding: 1.6rem 0;
  border-top: 1px solid var(--color-line);
}

.project-row:last-child {
  border-bottom: 1px solid var(--color-line);
}

.project-row__copy h3 {
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  line-height: 1.04;
}

.project-row__role {
  margin: 0.45rem 0 0.9rem;
  color: var(--color-blue);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.project-row__copy p:last-child {
  margin: 0;
}

.project-row__media img {
  width: 100%;
  aspect-ratio: 1.28;
  object-fit: cover;
}

.site-footer {
  padding: 2rem 0 2.6rem;
  border-top: 1px solid var(--color-line);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1.2fr;
  gap: 1.5rem;
  align-items: start;
}

.footer__brand p,
.footer__col a,
.footer__socials {
  margin: 0;
  color: var(--color-muted);
}

.footer__socials span {
  color: var(--color-muted);
}

.footer__brand p + p {
  margin-top: 0.35rem;
}

.footer__col h3 {
  font-size: 1.02rem;
  margin-bottom: 0.35rem;
}

.footer__col a {
  display: inline-block;
  min-height: 30px;
}

.footer__socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

.mobile-panel {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 40;
  width: min(22rem, 86vw);
  height: 100vh;
  transform: translateX(104%);
  transition: transform var(--duration-base) var(--ease);
}

.mobile-panel.is-open {
  transform: translateX(0);
}

.mobile-panel__inner {
  height: 100%;
  padding: 1.2rem;
  background: var(--color-white);
  border-left: 1px solid rgba(16, 16, 16, 0.08);
}

.menu-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0;
}

.mobile-nav {
  display: grid;
  gap: 0.45rem;
  margin-top: 2rem;
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 35;
  background: rgba(0, 0, 0, 0.26);
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 700ms var(--ease),
    transform 700ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

body.menu-open {
  overflow: hidden;
}

@media (max-width: 1024px) {
  .hero__layout,
  .project-row,
  .footer__grid,
  .resume-grid {
    grid-template-columns: 1fr;
  }

  .hero__layout {
    gap: 2rem;
    padding-top: 2rem;
  }

  .hero__visual {
    min-height: auto;
  }

  .hero__backdrop {
    width: min(420px, 100%);
    height: 520px;
  }

  .profile-card {
    margin: 2.5rem 0 0 2rem;
  }

  .hero__content {
    max-width: 100%;
  }

  .project-row {
    gap: 1.35rem;
  }
}

@media (max-width: 767px) {
  :root {
    --container: min(100vw - 1.5rem, 36rem);
    --space-8: 4rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .header__inner {
    min-height: 70px;
    gap: 0.8rem;
  }

  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: inline-block;
  }

  .brand {
    max-width: calc(100% - 64px);
  }

  .brand__name {
    font-size: 0.98rem;
  }

  .brand__role {
    display: none;
  }

  .hero__layout {
    min-height: auto;
    gap: 1.35rem;
    padding-top: 1rem;
  }

  .hero__visual {
    justify-content: center;
  }

  .hero__content {
    order: -1;
  }

  .hero__eyebrow {
    margin-bottom: 0.45rem;
    font-size: clamp(2.3rem, 11vw, 3.4rem);
  }

  .hero__content h2 {
    font-size: clamp(1.02rem, 4.9vw, 1.35rem);
    white-space: normal;
    max-width: 16.5rem;
    margin-bottom: 1rem;
  }

  .hero__backdrop {
    top: 0.9rem;
    width: 100%;
    height: 390px;
  }

  .profile-card {
    width: min(100%, 21rem);
    margin: 1.4rem auto 0;
  }

  .profile-card__portrait {
    padding: 2rem 1.5rem 0.85rem;
  }

  .profile-card__portrait img {
    width: 164px;
    height: 164px;
  }

  .profile-card__body {
    padding: 0 1.4rem 1.2rem;
  }

  .profile-card__body h1 {
    font-size: 1.6rem;
  }

  .profile-card__body p {
    margin-top: 0.85rem;
    padding-top: 0.85rem;
    font-size: 0.82rem;
  }

  .section-title,
  .resume-block__header,
  .timeline-item {
    grid-template-columns: 1fr;
    display: grid;
  }

  .note-list--columns {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    gap: 0.8rem;
  }

  .timeline-item__year {
    font-size: 0.94rem;
  }

  .timeline-item__brand {
    width: min(100%, 152px);
    min-height: 40px;
    margin-bottom: 0.65rem;
  }

  .timeline-item__brand--education {
    width: min(100%, 164px);
    min-height: 46px;
  }

  .timeline-item__logo {
    width: 112px;
    height: 24px;
  }

  .timeline-item__logo--school {
    width: 120px;
    height: 30px;
  }

  .timeline-item__content h4 {
    font-size: 1.2rem;
  }

  .timeline-item__meta {
    margin: 0.3rem 0 0.75rem;
    font-size: 0.94rem;
  }

  .timeline-item__content ul {
    padding-left: 1rem;
  }

  .section-title h2 {
    font-size: 2.4rem;
  }

  .resume-grid {
    gap: 1.25rem;
  }

  .resume-block {
    padding: 1.55rem 0 1.9rem;
  }

  .note-list__item {
    padding: 0.95rem 1rem;
  }

  .project-list {
    gap: 1.2rem;
  }

  .project-row {
    padding: 1.2rem 0;
    gap: 1rem;
  }

  .project-row__copy h3 {
    font-size: 1.65rem;
  }

  .project-row__media img {
    aspect-ratio: 1.08;
  }

  .site-footer {
    padding: 1.6rem 0 2rem;
  }

  .footer__grid {
    gap: 1rem;
  }
}

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

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