:root {
  --color-canvas: #000000;
  --color-ink: #ffffff;
  --color-ink-muted: #6b6b6b;
  --color-border-soft: #1f1f1f;
  --color-accent: #007aff;

  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;

  --space-9: 9px;
  --space-14: 14px;
  --space-16: 16px;
  --space-21: 21px;
  --space-46: 46px;
  --space-47: 47px;
  --space-54: 54px;

  --section-gap: 92px;
  --card-padding: 16px;
  --element-gap: 21px;

  --radius: 0;
  --transition-duration: 240ms;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  background-color: #000000;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-canvas);
  color: var(--color-ink);
  line-height: 1.2;
  letter-spacing: -0.017em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

::selection {
  background-color: var(--color-ink);
  color: var(--color-canvas);
}

.container {
  max-width: 90rem;
  margin: 0 auto;
  padding: 0 var(--space-21);
}

main {
  padding: var(--space-46) 0 var(--space-54) 0;
}

/* ========== HERO ========== */

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-46);
  margin-bottom: var(--section-gap);
  align-items: end;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  order: 2;
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-21);
}

.hero-name {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(72px, 22vw, 240px);
  line-height: 0.88;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-46);
  color: var(--color-ink);
}

.hero-name-line {
  display: block;
}

.hero-name em {
  font-style: italic;
  color: var(--color-ink);
}

.bio {
  font-family: var(--font-sans);
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.017em;
  color: var(--color-ink);
  margin-bottom: var(--space-46);
  max-width: 32rem;
}

.bio-meta {
  color: var(--color-ink-muted);
}

.linkedin-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-46);
  padding: var(--space-16) var(--space-21);
  background-color: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-ink);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 23px;
  font-weight: 400;
  letter-spacing: -0.017em;
  text-decoration: none;
  min-width: 14rem;
  transition: background-color var(--transition-duration) var(--ease),
              color var(--transition-duration) var(--ease);
}

.linkedin-button svg {
  transition: transform var(--transition-duration) var(--ease);
}

.linkedin-button:hover {
  background-color: var(--color-ink);
  color: var(--color-canvas);
}

.linkedin-button:hover svg {
  transform: translateX(6px);
}

.profile-image {
  order: 1;
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius);
}

.profile-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(100%) contrast(1.08);
}

/* ========== SECTIONS ========== */

section {
  margin-bottom: var(--section-gap);
}

.experience-section,
.education-section,
.about-section,
.hobbies-section {
  border-top: 1px solid var(--color-ink);
  padding-top: var(--space-46);
}

.section-index {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-46);
}

h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(56px, 12vw, 160px);
  line-height: 0.92;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-46);
  padding-bottom: 0;
  border-bottom: none;
  color: var(--color-ink);
}

h2 em {
  font-style: italic;
}

h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-21);
}

p {
  margin-bottom: var(--space-16);
}

/* ========== EXPERIENCE ========== */

.experience-card,
.education-card {
  background-color: transparent;
  padding: 0 0 var(--space-46) 0;
  border-radius: var(--radius);
  border: none;
  margin-bottom: var(--space-46);
  border-bottom: 1px solid var(--color-border-soft);
}

.company,
.institution {
  font-family: var(--font-sans);
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-21);
}

.description {
  font-family: var(--font-sans);
  color: var(--color-ink);
  font-size: clamp(18px, 1.5vw, 23px);
  line-height: 1.3;
  letter-spacing: -0.017em;
  margin-bottom: 0;
  max-width: 40rem;
}

.previous-title {
  margin-top: 0;
  margin-bottom: var(--space-21);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.previous-companies {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--color-border-soft);
  margin: 0;
  padding: 0;
}

.company-card {
  background-color: transparent;
  padding: var(--space-21) 0;
  border-bottom: 1px solid var(--color-border-soft);
  text-align: left;
  display: flex;
  align-items: center;
  position: relative;
  cursor: default;
  transition: padding-left var(--transition-duration) var(--ease);
}

.company-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 0;
  height: 1px;
  background-color: var(--color-ink);
  transition: width var(--transition-duration) var(--ease);
}

.company-card:hover {
  padding-left: 56px;
}

.company-card:hover::before {
  width: 40px;
}

.company-card span {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--color-ink);
  transition: color var(--transition-duration) var(--ease);
}

.company-card:hover span {
  font-style: italic;
}

/* ========== ABOUT ========== */

.about-section p {
  font-family: var(--font-sans);
  color: var(--color-ink);
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.017em;
  max-width: 52rem;
}

.about-section em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

/* ========== FOOTER ========== */

footer {
  border-top: 1px solid var(--color-ink);
  margin-top: var(--space-54);
  padding: var(--space-21) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

footer p {
  font-family: var(--font-sans);
  color: var(--color-ink-muted);
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0;
}

/* ========== RESPONSIVE ========== */

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-46);
  }

  main {
    padding: var(--space-54) 0;
  }

  .hero {
    grid-template-columns: 1.4fr 1fr;
    gap: var(--space-54);
  }

  .hero-content {
    order: 1;
    padding-bottom: var(--space-21);
  }

  .profile-image {
    order: 2;
    aspect-ratio: 4 / 5;
  }
}

@media (min-width: 1200px) {
  .hero {
    grid-template-columns: 1.6fr 1fr;
  }
}