:root {
  --bg: #f4f0e7;
  --paper: #fffbf2;
  --ink: #121517;
  --muted: #606a67;
  --line: #d9d0c2;
  --dark: #091a1d;
  --dark-2: #0f2c30;
  --panel: #10272b;
  --code: #071315;
  --cyan: #2aaea6;
  --coral: #d45d3a;
  --gold: #dca744;
  --green: #87d37c;
  --mono: "IBM Plex Mono", monospace;
  --sans: "Space Grotesk", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(18, 21, 23, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 21, 23, 0.04) 1px, transparent 1px),
    var(--bg);
  background-size: 34px 34px;
  font-family: var(--sans);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(9, 26, 29, 0.94);
  border-bottom: 1px solid rgba(42, 174, 166, 0.24);
  backdrop-filter: blur(16px);
}

.nav {
  width: min(1180px, calc(100% - 32px));
  min-height: 66px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--cyan);
  border-radius: 8px;
  color: var(--paper);
  font-family: var(--mono);
  font-weight: 700;
  text-decoration: none;
  box-shadow: inset 0 0 18px rgba(42, 174, 166, 0.16);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 30px);
}

.nav-links a {
  color: rgba(255, 251, 242, 0.72);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
}

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

.hero-section {
  min-height: calc(100vh - 66px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(330px, 0.86fr);
  gap: clamp(30px, 6vw, 76px);
  align-items: center;
  padding: clamp(48px, 7vw, 92px) clamp(22px, 7vw, 96px);
  color: var(--paper);
  background:
    linear-gradient(rgba(42, 174, 166, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 174, 166, 0.08) 1px, transparent 1px),
    linear-gradient(135deg, var(--dark), var(--dark-2));
  background-size: 42px 42px, 42px 42px, auto;
}

.hero-copy {
  max-width: 760px;
}

.meta-line,
.kicker {
  margin: 0 0 16px;
  color: var(--coral);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-section .meta-line,
.aspiration-section .meta-line,
.aspiration-section .kicker {
  color: var(--gold);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  letter-spacing: 0;
}

h1 {
  max-width: 800px;
  margin-bottom: 24px;
  font-size: clamp(3.4rem, 8vw, 7rem);
  font-weight: 700;
  line-height: 0.92;
}

h1::after {
  content: "_";
  color: var(--cyan);
}

.hero-description {
  max-width: 650px;
  margin-bottom: 28px;
  color: rgba(255, 251, 242, 0.78);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions a,
.contact-button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--cyan);
  border-radius: 8px;
  padding: 0 18px;
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.hero-actions a:first-child,
.contact-button {
  background: var(--cyan);
  color: #061315;
}

.hero-actions a:hover,
.contact-button:hover {
  transform: translateY(-2px);
}

.hero-dashboard {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.dashboard-image {
  min-height: 250px;
  border: 1px solid rgba(42, 174, 166, 0.42);
  border-radius: 8px;
  background:
    linear-gradient(rgba(9, 26, 29, 0.2), rgba(9, 26, 29, 0.54)),
    url("https://images.unsplash.com/photo-1550751827-4bd374c3f58b?auto=format&fit=crop&w=1200&q=85") center/cover;
}

.terminal-panel {
  border: 1px solid rgba(42, 174, 166, 0.42);
  border-radius: 8px;
  padding: 18px;
  background: rgba(7, 19, 21, 0.94);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.24);
}

.terminal-top {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.terminal-top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--coral);
}

.terminal-top span:nth-child(2) {
  background: var(--gold);
}

.terminal-top span:nth-child(3) {
  background: var(--green);
}

.terminal-panel p {
  margin: 0 0 10px;
  color: rgba(255, 251, 242, 0.78);
  font-family: var(--mono);
  font-size: 0.82rem;
}

.terminal-panel strong {
  color: var(--cyan);
  font-weight: 700;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.status-grid span {
  min-height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 251, 242, 0.18);
  border-radius: 8px;
  color: rgba(255, 251, 242, 0.82);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section {
  padding: clamp(70px, 10vw, 118px) clamp(22px, 7vw, 96px);
}

.section-title {
  max-width: 860px;
  margin-bottom: 42px;
}

.section-title h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: 1;
}

.section-title h2 span,
.contact-copy h2 span {
  color: var(--cyan);
}

.about-section,
.skills-section,
.classmates-section,
.contact-section {
  background: rgba(255, 251, 242, 0.74);
}

.about-layout {
  max-width: 1180px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.75fr);
  gap: 24px;
}

.about-card,
.featured-panel,
.course-item,
.skill-card,
.aspiration-grid article,
.contact-table {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.about-card {
  padding: clamp(26px, 4vw, 42px);
  display: grid;
  gap: 18px;
}

.about-card p,
.featured-panel p,
.aspiration-grid p,
.contact-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.facts-grid {
  display: grid;
  gap: 12px;
}

.facts-grid article {
  min-height: 112px;
  display: grid;
  align-content: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: #f0f8f4;
}

.facts-grid strong {
  color: var(--coral);
  font-family: var(--mono);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
}

.facts-grid span {
  margin-top: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.education-section {
  background: #e9f3ef;
}

.featured-panel {
  max-width: 1180px;
  margin-bottom: 22px;
  padding: clamp(26px, 4vw, 42px);
  border-left: 6px solid var(--cyan);
}

.featured-panel h3,
.course-item h3,
.skill-card h3,
.aspiration-grid h3 {
  margin-bottom: 10px;
  font-size: clamp(1.45rem, 2.5vw, 2.2rem);
  line-height: 1.08;
}

.course-list {
  max-width: 1180px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.course-item {
  min-height: 175px;
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.course-item p,
.skill-card span,
.contact-table span {
  color: var(--coral);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.course-item a {
  margin-top: auto;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}

.course-item .no-link {
  margin-top: auto;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
}

.skills-grid {
  max-width: 1180px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.skill-card {
  min-height: 205px;
  padding: 24px;
  position: relative;
}

.skill-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  width: 70px;
  height: 3px;
  background: var(--cyan);
}

.skill-card span {
  display: inline-block;
  margin-bottom: 28px;
  color: var(--cyan);
  font-size: 1rem;
}

.skill-card p {
  margin: 0;
  color: var(--muted);
}

.aspiration-section {
  color: var(--paper);
  background:
    linear-gradient(rgba(42, 174, 166, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 174, 166, 0.07) 1px, transparent 1px),
    var(--dark);
  background-size: 38px 38px, 38px 38px, auto;
}

.aspiration-section .section-title h2 span {
  color: var(--gold);
}

.gold-panel,
.aspiration-grid article {
  border-color: rgba(42, 174, 166, 0.26);
  background: rgba(255, 251, 242, 0.06);
}

.gold-panel {
  border-left-color: var(--gold);
}

.aspiration-grid {
  max-width: 1180px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.aspiration-grid article {
  padding: clamp(26px, 4vw, 40px);
}

.aspiration-section .featured-panel p,
.aspiration-section .aspiration-grid p {
  color: rgba(255, 251, 242, 0.74);
}

.classmates-list {
  max-width: 1180px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.classmates-list a {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 22px;
  background: var(--paper);
  font-weight: 700;
  text-decoration: none;
}

.classmates-list a::after {
  content: "↗";
  color: var(--coral);
  font-family: var(--mono);
}

.classmates-list a:hover,
.course-item a:hover {
  color: var(--coral);
}

.page-hero {
  padding: clamp(74px, 10vw, 120px) clamp(22px, 7vw, 96px);
  color: var(--paper);
  background:
    linear-gradient(rgba(42, 174, 166, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 174, 166, 0.08) 1px, transparent 1px),
    linear-gradient(135deg, var(--dark), var(--dark-2));
  background-size: 42px 42px, 42px 42px, auto;
}

.page-hero h1 {
  max-width: 900px;
}

.page-hero p:not(.meta-line) {
  max-width: 640px;
  color: rgba(255, 251, 242, 0.76);
  font-size: 1.15rem;
}

.back-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  margin-top: 26px;
  border: 1px solid var(--cyan);
  border-radius: 8px;
  padding: 0 18px;
  color: #061315;
  background: var(--cyan);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}

.classmates-page-section {
  background: rgba(255, 251, 242, 0.74);
}

.classmates-page-grid {
  max-width: 1180px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.classmates-page-grid a {
  min-height: 230px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
}

.classmates-page-grid span,
.classmates-page-grid small {
  color: var(--coral);
  font-family: var(--mono);
  font-weight: 700;
}

.classmates-page-grid strong {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.05;
}

.classmates-page-grid small {
  color: var(--muted);
  word-break: break-word;
}

.classmates-page-grid a:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: clamp(28px, 6vw, 78px);
}

.contact-copy p {
  max-width: 560px;
  margin-top: 20px;
}

.contact-button {
  margin-top: 26px;
  color: #061315;
}

.contact-table {
  display: grid;
  overflow: hidden;
}

.contact-table div {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 22px;
}

.contact-table div:last-child {
  border-bottom: 0;
}

.contact-table strong {
  font-weight: 700;
}

.site-footer {
  min-height: 80px;
  display: grid;
  place-items: center;
  padding: 0 22px;
  color: rgba(255, 251, 242, 0.72);
  background: var(--dark);
  text-align: center;
}

.site-footer p {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

@media (max-width: 980px) {
  .nav {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 6px;
  }

  .hero-section,
  .about-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-dashboard {
    max-width: 680px;
  }

  .course-list,
  .skills-grid,
  .aspiration-grid,
  .classmates-list,
  .classmates-page-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .nav {
    width: min(100% - 24px, 1180px);
  }

  .nav-links a {
    font-size: 0.68rem;
  }

  .hero-section,
  .section,
  .contact-section {
    padding-left: 18px;
    padding-right: 18px;
  }

  h1 {
    font-size: clamp(2.9rem, 15vw, 4.5rem);
  }

  .dashboard-image {
    min-height: 210px;
  }

  .status-grid {
    grid-template-columns: 1fr;
  }

  .contact-table div {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}