@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;700;900&family=Share+Tech+Mono&display=swap');

:root {
  --bg: #f1f0f5;
  --bg-2: #e4e1ea;
  --panel: rgba(248, 247, 252, 0.86);
  --panel-solid: #faf9ff;
  --panel-purple: #eee8ff;
  --text: #25212d;
  --muted: #625b6d;
  --purple: #a98cff;
  --purple-deep: #7b5cd6;
  --purple-soft: #d9ccff;
  --lavender-line: #c8b8f2;
  --grey-line: #bbb7c5;
  --grey-dark: #4b4654;
  --white: #ffffff;
  --shadow: rgba(84, 72, 110, 0.18);
  --hard-shadow: #cfc9dc;
  --warning: #ece7f5;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background:
    linear-gradient(120deg, rgba(169, 140, 255, 0.22), transparent 28rem),
    linear-gradient(300deg, rgba(217, 204, 255, 0.34), transparent 36rem),
    linear-gradient(180deg, var(--bg), #e8e6ee 100%);
  color: var(--text);
  font-family: "Share Tech Mono", monospace;
  line-height: 1.7;
  overflow-x: hidden;
}

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

.hud-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(123, 92, 214, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 92, 214, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, black, transparent 76%);
}

.soft-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.45;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0.2),
      rgba(255, 255, 255, 0.2) 1px,
      transparent 1px,
      transparent 7px
    );
}

/* PROJECT CATEGORY COLORS */

.project-card {
  --project-color: var(--purple-deep);
  --project-color-soft: var(--panel-purple);
  --project-color-line: var(--lavender-line);
}

.project-ml-ai {
  --project-color: #7b5cd6;
  --project-color-soft: #eee8ff;
  --project-color-line: #c8b8f2;
}

.project-bioinformatics {
  --project-color: #2f8f7b;
  --project-color-soft: #e2f7f1;
  --project-color-line: #a8ddd0;
}

.project-algorithms {
  --project-color: #d9822b;
  --project-color-soft: #fff0dd;
  --project-color-line: #f0c18b;
}

.project-app-development {
  --project-color: #2d7dd2;
  --project-color-soft: #e2f0ff;
  --project-color-line: #a8ccef;
}

.project-cli-tools {
  --project-color: #5b667a;
  --project-color-soft: #eceff4;
  --project-color-line: #c5ccd8;
}

.project-card .card-topline {
  color: var(--project-color);
}

.project-card::before {
  border-top-color: var(--project-color);
  border-right-color: var(--project-color);
}

.project-card:hover {
  border-color: var(--project-color);
}

.project-card .project-links a {
  color: var(--project-color);
}

.project-card .project-links a:hover {
  color: var(--project-color);
  border-color: var(--project-color);
}

.project-card .skill-list span {
  background: var(--project-color-soft);
  border-color: var(--project-color-line);
  color: var(--project-color);
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(241, 240, 245, 0.86);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--grey-line);
  box-shadow: 0 10px 30px var(--shadow);
}

.navbar {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: var(--white);
  background: linear-gradient(135deg, var(--purple-deep), var(--purple));
  clip-path: polygon(14% 0, 100% 0, 86% 100%, 0 100%);
  font-family: "Orbitron", sans-serif;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.logo-text {
  font-family: "Orbitron", sans-serif;
  font-weight: 900;
  letter-spacing: 0.16em;
  font-size: 0.85rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  list-style: none;
}

.nav-links a {
  position: relative;
  color: var(--grey-dark);
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 0;
  height: 2px;
  background: var(--purple-deep);
  transition: width 0.2s ease;
}

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

.nav-links a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--lavender-line);
  background: var(--panel-solid);
  color: var(--purple-deep);
  padding: 0.55rem 0.8rem;
  font-family: "Orbitron", sans-serif;
  font-weight: 700;
  cursor: pointer;
}

/* LAYOUT */

.section {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 6rem 0;
}

.hero {
  min-height: calc(100vh - 78px);
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(290px, 0.75fr);
  gap: 2rem;
  align-items: center;
}

.system-label,
.section-title p,
.card-topline {
  color: var(--purple-deep);
  font-family: "Orbitron", sans-serif;
  font-weight: 700;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.15;
}

h1 {
  margin: 1rem 0 1.2rem;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(3.1rem, 9vw, 7.6rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  text-transform: uppercase;
  color: var(--text);
  text-shadow:
    3px 3px 0 var(--purple-soft),
    7px 7px 0 rgba(188, 181, 207, 0.7);
}

.hero-subtitle {
  width: fit-content;
  padding: 0.45rem 0.8rem;
  background: var(--panel-purple);
  border-left: 5px solid var(--purple-deep);
  color: var(--grey-dark);
  font-size: clamp(1rem, 2.2vw, 1.3rem);
  font-weight: 700;
}

.hero-text {
  max-width: 720px;
  margin-top: 1.3rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.anime-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  position: relative;
  padding: 0.78rem 1.25rem;
  background: var(--purple-deep);
  color: var(--white);
  border: 1px solid #5d47a4;
  box-shadow: 7px 7px 0 var(--hard-shadow);
  font-family: "Orbitron", sans-serif;
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.anime-button:hover {
  transform: translate(3px, 3px);
  box-shadow: 4px 4px 0 var(--hard-shadow);
  background: #6e4fc8;
}

.anime-button.secondary {
  background: var(--panel-solid);
  color: var(--purple-deep);
}

/* PILOT CARD */

.pilot-card,
.anime-card,
.stack-category,
.timeline,
.achievement-list,
.post-card {
  background: var(--panel);
  border: 1px solid var(--grey-line);
  box-shadow: 0 18px 50px var(--shadow);
  backdrop-filter: blur(14px);
}

.pilot-card {
  position: relative;
  padding: 1.2rem;
  overflow: hidden;
}

.pilot-card::before,
.anime-card::before,
.post-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 74px;
  height: 74px;
  border-top: 4px solid var(--purple);
  border-right: 4px solid var(--purple);
  opacity: 0.7;
}

.card-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  background: var(--panel-purple);
  border: 1px solid var(--lavender-line);
  padding: 0.75rem;
  font-family: "Orbitron", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.card-header strong {
  color: var(--purple-deep);
}

.avatar-frame {
  width: 190px;
  height: 190px;
  margin: 1.7rem auto;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(169, 140, 255, 0.28), transparent),
    var(--panel-solid);
  border: 1px solid var(--lavender-line);
  clip-path: polygon(11% 0, 100% 0, 86% 100%, 0 100%);
  overflow: hidden;
}

.avatar-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.avatar-placeholder {
  width: 128px;
  height: 128px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--purple-soft), var(--panel-solid));
  border: 1px solid var(--purple);
  font-family: "Orbitron", sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--purple-deep);
}

.stats {
  display: grid;
  gap: 0.85rem;
  list-style: none;
}

.stats li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.44);
  border-left: 4px solid var(--purple-soft);
  padding: 0.62rem 0.75rem;
}

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

.stats strong {
  color: var(--purple-deep);
  text-align: right;
}

/* SECTIONS */

.section-title {
  margin-bottom: 2rem;
  border-left: 6px solid var(--purple);
  padding-left: 1rem;
}

.section-title h2 {
  margin-top: 0.65rem;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(1.65rem, 4vw, 3.05rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.grid {
  display: grid;
  gap: 1.4rem;
}

.cards-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.achievement-link {
  display: inline-block;
  margin-top: 0.7rem;
  color: var(--purple-deep);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.achievement-link:hover {
  text-decoration: underline;
}

.anime-card {
  position: relative;
  min-height: 260px;
  padding: 1.35rem;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.anime-card:hover {
  transform: translateY(-6px);
  border-color: var(--purple);
  background: rgba(255, 255, 255, 0.95);
}

.anime-card h3 {
  margin: 1rem 0 0.8rem;
  color: var(--text);
  font-family: "Orbitron", sans-serif;
  font-size: 1rem;
}

.anime-card p {
  color: var(--muted);
  font-size: 0.98rem;
}

.empty-card {
  border-style: dashed;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.2rem;
}

.tag-row span,
.skill-list span {
  display: inline-block;
  background: var(--panel-purple);
  border: 1px solid var(--lavender-line);
  color: var(--purple-deep);
  padding: 0.35rem 0.55rem;
  font-size: 0.82rem;
}

/* STACK */

.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}

.stack-category {
  padding: 1.5rem;
  border-left: 5px solid var(--purple-soft);
}

.stack-category h3 {
  margin-bottom: 1rem;
  color: var(--purple-deep);
  font-family: "Orbitron", sans-serif;
  text-transform: uppercase;
  font-size: 1rem;
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* CV */

.timeline {
  padding: 1.5rem;
  display: grid;
  gap: 1.5rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 1.2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--grey-line);
}

.timeline-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.timeline-date {
  color: var(--purple-deep);
  font-family: "Orbitron", sans-serif;
  font-weight: 900;
}

.timeline-item h3 {
  font-family: "Orbitron", sans-serif;
  font-size: 1rem;
}

.timeline-item p {
  color: var(--muted);
  margin-top: 0.4rem;
}

.cv-button {
  margin-top: 1.8rem;
}

.small-note {
  color: var(--muted);
  margin-top: 1rem;
  font-size: 0.92rem;
}

code {
  color: var(--purple-deep);
  background: var(--panel-purple);
  padding: 0.05rem 0.25rem;
}

/* ACHIEVEMENTS */

.achievement-list {
  padding: 1.5rem;
  display: grid;
  gap: 1.3rem;
}

.achievement {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  border-bottom: 1px solid var(--grey-line);
  padding-bottom: 1.2rem;
}

.achievement:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.achievement-icon {
  color: var(--purple-deep);
  font-size: 1.6rem;
}

.achievement h3 {
  font-family: "Orbitron", sans-serif;
  font-size: 1rem;
}

.achievement p {
  color: var(--muted);
}

/* HOBBIES */

.hobby-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.hobby-card {
  min-height: 190px;
}

/* POSTS */

.post-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
}

.post-card {
  position: relative;
  padding: 1.8rem;
  overflow: hidden;
  max-width: 600px;
}

.post-date {
  color: var(--purple-deep);
  font-family: "Orbitron", sans-serif;
  font-size: 0.78rem;
}

.post-card h3 {
  margin: 0.8rem 0;
  font-family: "Orbitron", sans-serif;
  font-size: 1rem;
}

.post-card p {
  color: var(--muted);
}

.post-card a {
  display: inline-block;
  margin-top: 1rem;
  color: var(--purple-deep);
  font-weight: 700;
  text-transform: uppercase;
}

.post-card a:hover {
  text-decoration: underline;
}

/* FOOTER */

.site-footer {
  border-top: 1px solid var(--grey-line);
  padding: 2rem 1rem;
  text-align: center;
  background: rgba(248, 247, 252, 0.8);
  color: var(--muted);
}

.footer-links {
  margin-top: 0.5rem;
}

.footer-links a {
  color: var(--purple-deep);
}

/* RESPONSIVE */

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 4rem;
  }

  .cards-grid,
  .post-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 78px;
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: var(--panel-solid);
    border: 1px solid var(--grey-line);
    box-shadow: 0 18px 44px var(--shadow);
    padding: 1rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    display: block;
    padding: 0.7rem;
  }

  .cards-grid,
  .stack-grid,
  .post-board {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(3rem, 17vw, 5rem);
  }

  .section {
    padding: 4.5rem 0;
  }
}