@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  color-scheme: dark;
  --background: #080e19;
  --surface: #101b2b;
  --text: #eef4ff;
  --muted: #a9b8cf;
  --line: #293b54;
  --accent: #77e7ed;
  --violet: #baacff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 108px; }
body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: 'DM Sans', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a, button { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
::selection { background: var(--accent); color: var(--background); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: Manrope, Arial, sans-serif; }
h1, h2 { text-wrap: balance; }
h1 em, h2 em { color: var(--accent); font-style: normal; }
.shell { width: min(100% - 80px, 1220px); margin-inline: auto; }
.skip-link {
  position: fixed; left: 18px; top: -100px; z-index: 30;
  padding: 12px 20px; border-radius: 10px;
  background: var(--accent); color: var(--background); font-weight: 700;
}
.skip-link:focus { top: 12px; }

/* Persistent navigation; every section stays available on small screens. */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(8, 14, 25, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.header-inner { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 25px; }
.brand { display: inline-flex; align-items: center; gap: 13px; min-height: 44px; white-space: nowrap; }
.brand-mark {
  display: grid; place-content: center; width: 45px; height: 45px;
  border: 1px solid #3e6a7b; border-radius: 14px;
  background: linear-gradient(145deg, #1c3545, #172237);
  font: 800 23px Manrope, Arial, sans-serif; letter-spacing: -.08em;
}
.brand-mark span { display: none; }
.brand-name { font-size: 11px; font-weight: 700; letter-spacing: .14em; }
.site-nav { display: flex; align-items: center; gap: 5px; font-size: 13px; font-weight: 600; }
.site-nav a { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 8px 14px; border-radius: 9px; color: var(--muted); transition: background .2s, color .2s; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--text); background: #1b2b41; }
.site-nav .nav-contact { margin-left: 8px; color: var(--accent); border: 1px solid #39636f; }
.nav-contact span { margin-left: 12px; }

/* The grid and glow are CSS decorations, with no animation or extra assets. */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse at 87% 28%, #202349 0, transparent 48%),
              radial-gradient(ellipse at 12% 22%, #0d2935 0, transparent 52%);
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(#739ad010 1px, transparent 1px), linear-gradient(90deg, #739ad010 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(black, transparent);
}
.hero-inner {
  position: relative; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  align-items: center; gap: 8%; padding-block: 56px 40px;
}
.hero-copy { min-width: 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 8px 12px; margin-bottom: 28px; border: 1px solid #375c6b;
  border-radius: 100px; background: #122c39;
  color: #a3f4f2; font-size: 11px; font-weight: 700; letter-spacing: .1em;
}
.eyebrow-line { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
h1 { margin: 0 0 24px; font-size: clamp(62px, 7.4vw, 104px); font-weight: 800; line-height: 1.06; letter-spacing: -.065em; }
h1 em { display: block; }
.hero-intro { max-width: 560px; margin-bottom: 30px; color: #b8c9dc; font-size: 18px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  display: inline-flex; align-items: center; justify-content: space-between; gap: 28px;
  min-height: 54px; padding: 13px 22px; border: 1px solid transparent; border-radius: 12px;
  font-size: 14px; font-weight: 700; transition: transform .2s, background .2s, border-color .2s;
}
.button-primary { background: var(--accent); color: #081b26; box-shadow: 0 5px 30px #42c9e116; }
.button-primary:hover { background: #a5f6f7; transform: translateY(-2px); }
.button-outline { background: #101d30; border-color: #47627b; }
.button-outline:hover { background: #1b3045; border-color: var(--accent); }
.button-detail { font-size: 11px; letter-spacing: .06em; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 6px 12px; margin-top: 28px; color: var(--muted); font-size: 12px; }
.meta-divider { color: #7286a3; }
.hero-visual { position: relative; width: 100%; max-width: 420px; justify-self: end; padding: 8px; }
.hero-visual::before { content: ''; position: absolute; inset: 14% -10%; background: #7464d52b; filter: blur(55px); pointer-events: none; }
.portrait-frame {
  position: relative; overflow: hidden; aspect-ratio: 4 / 5;
  border: 1px solid #6a849a; border-radius: 28px;
  background: var(--surface); box-shadow: 0 20px 70px #0006, 0 0 0 8px #9caaff08;
}
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; object-position: center 25%; transform: translateY(-18%) scale(1.34); transform-origin: 50% 25%; }
.portrait-frame::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(transparent 65%, #060d1aeb); }
.portrait-caption { position: absolute; z-index: 1; bottom: 22px; left: 24px; right: 24px; display: grid; gap: 2px; }
.portrait-caption span:first-child { font-size: 17px; font-weight: 700; }
.portrait-caption span:last-child { color: #c1d5e5; font-size: 12px; }
.hero-index { position: relative; padding-bottom: 20px; }
.hero-index a { display: inline-flex; align-items: center; gap: 25px; min-height: 44px; color: var(--muted); font-size: 13px; }
.hero-index a:hover { color: var(--accent); }

.section { padding-block: 90px; border-bottom: 1px solid var(--line); }
.section-number { display: block; margin-bottom: 20px; color: var(--accent); font-family: Consolas, monospace; font-size: 12px; letter-spacing: .12em; }
h2 { margin-bottom: 0; font-size: clamp(36px, 4.1vw, 54px); line-height: 1.2; letter-spacing: -.045em; font-weight: 700; }
.section-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 10%; }
.section-body { padding-top: 8px; }
.section-body p { margin-bottom: 22px; color: var(--muted); }
.section-body .lead { color: #d8e4f3; font-size: 19px; line-height: 1.8; }
.about-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.about-links a { display: inline-flex; align-items: center; gap: 15px; min-height: 46px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 10px; font-size: 13px; background: var(--surface); }
.about-links a:hover { border-color: var(--accent); color: var(--accent); }
.experience-section { background: #0c1422; }
.section-top { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 36px; }
.section-top > p { margin: 0; color: var(--muted); font-size: 14px; }
.timeline { display: grid; gap: 16px; }
.role { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 40px; padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(120deg, #132034, #101a29); }
.role-date { padding-top: 5px; color: #abbcda; font-family: Consolas, monospace; font-size: 12px; }
.role h3 { margin-bottom: 6px; font-size: 21px; line-height: 1.4; letter-spacing: -.02em; }
.role-company { margin-bottom: 14px; color: var(--accent); font-size: 13px; font-weight: 500; }
.role-content > p:last-child { margin-bottom: 0; color: var(--muted); font-size: 15px; }
.role-arrow { display: none; }

.expertise-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 10%; }
.expertise-grid .section-heading p { max-width: 310px; margin: 24px 0 0; color: var(--muted); }
.expertise-content { min-width: 0; padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }
.expertise-block { padding-bottom: 26px; margin-bottom: 26px; border-bottom: 1px solid var(--line); }
.expertise-content h3 { margin-bottom: 17px; font-size: 15px; font-weight: 700; }
.skill-list, .plain-list { list-style: none; margin: 0; padding: 0; }
.skill-list { display: flex; flex-wrap: wrap; gap: 9px; }
.skill-list li { padding: 8px 13px; border: 1px solid #365065; border-radius: 8px; background: #172b3b; color: #c2edf2; font-size: 13px; }
.plain-list { display: grid; grid-template-columns: 1fr 1fr; gap: 13px 18px; color: #c3cfe2; font-size: 14px; }
.plain-list li { padding-left: 15px; position: relative; }
.plain-list li::before { content: '·'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.expertise-details { display: grid; grid-template-columns: 1.4fr 1fr; gap: 25px; }
.expertise-details h3 { margin-bottom: 10px; }
.expertise-details p { margin: 0; color: var(--muted); font-size: 14px; }
.tools-section { background: radial-gradient(ellipse at 85% 100%, #153b493d, transparent 65%); }

.hobbies-section { background: radial-gradient(ellipse at 80% 100%, #26204470, transparent 65%), #0c1422; }
.hobby-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.hobby-card { display: flex; flex-direction: column; padding: 32px; border: 1px solid #355166; border-radius: 20px; background: linear-gradient(135deg, #162e3c, #111c2e); transition: border-color .2s, transform .2s; }
.hobby-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.hobby-label { margin-bottom: 30px; color: var(--accent); font-family: Consolas, monospace; font-size: 11px; letter-spacing: .1em; }
.hobby-card h3 { margin-bottom: 10px; font-size: 28px; letter-spacing: -.035em; }
.hobby-card p { max-width: 420px; margin-bottom: 30px; color: #b9c8db; font-size: 15px; }
.hobby-action { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: auto; padding-top: 18px; border-top: 1px solid #355166; color: var(--accent); font-size: 14px; font-weight: 600; }
.hobby-food { background: linear-gradient(135deg, #27243e, #161c30); border-color: #494363; }
.hobby-food .hobby-label, .hobby-food .hobby-action { color: #c9bcff; }
.hobby-food .hobby-action { border-color: #494363; }
.hobby-food:hover { border-color: var(--violet); }

.contact-section { padding-block: 85px; background: radial-gradient(ellipse at 15% 100%, #153b493d, transparent 70%); }
.contact-inner { display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.contact-inner > div { max-width: 650px; }
.contact-section p { max-width: 560px; margin: 22px 0 0; color: var(--muted); }
.contact-cta { display: inline-flex; align-items: center; justify-content: space-between; gap: 25px; min-height: 56px; padding: 15px 20px; border: 1px solid #476d7c; border-radius: 12px; background: #132d3a; color: var(--accent); font-size: 14px; overflow-wrap: anywhere; }
.contact-cta:hover { background: #1c3d4c; border-color: var(--accent); }
.site-footer { border-top: 1px solid var(--line); color: var(--muted); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 25px; min-height: 95px; padding-block: 18px; font-size: 13px; }
.footer-inner > div { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.footer-inner a { display: inline-flex; align-items: center; min-height: 44px; }
.footer-inner a:hover { color: var(--accent); }

@media (max-width: 1000px) {
  .shell { width: min(100% - 48px, 1220px); }
  .brand-name { display: none; }
  .hero-inner { gap: 5%; }
  h1 { font-size: clamp(56px, 8vw, 82px); }
  .hero-intro { font-size: 16px; }
  .section-grid, .expertise-grid { gap: 6%; }
  .role { grid-template-columns: 180px minmax(0, 1fr); gap: 25px; }
  .contact-inner { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 145px; }
  .shell { width: calc(100% - 36px); }
  .header-inner { flex-direction: column; align-items: stretch; gap: 4px; padding-top: 10px; padding-bottom: 8px; }
  .brand { align-self: flex-start; }
  .brand-mark { width: 36px; height: 36px; border-radius: 10px; font-size: 20px; }
  .brand-name { display: inline; }
  .site-nav { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 4px; }
  .site-nav a { padding: 7px 3px; font-size: 12px; }
  .site-nav .nav-contact { margin-left: 0; }
  .nav-contact span { display: none; }
  .hero-inner { grid-template-columns: 1fr; gap: 36px; padding-block: 36px 20px; }
  .hero-copy { max-width: 580px; }
  h1 { font-size: clamp(58px, 12vw, 78px); }
  .hero-visual { justify-self: center; max-width: 370px; }
  .hero-meta { font-size: 12px; }
  .section { padding-block: 64px; }
  .section-grid, .expertise-grid { grid-template-columns: 1fr; gap: 28px; }
  .section-body { padding-top: 0; }
  .section-body .lead { font-size: 18px; }
  .section-top { align-items: flex-start; flex-direction: column; gap: 18px; }
  .role { grid-template-columns: 1fr; gap: 12px; padding: 24px; }
  .role-date { padding-top: 0; }
  .hobby-grid { grid-template-columns: 1fr; }
  .contact-section { padding-block: 64px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 8px; }
}
@media (max-width: 420px) {
  html { scroll-padding-top: 180px; }
  .site-nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .eyebrow { font-size: 10px; letter-spacing: .05em; }
  .hero-actions .button { width: 100%; }
  .meta-divider { display: none; }
  .hero-meta { flex-direction: column; gap: 2px; }
  .expertise-content, .hobby-card { padding: 22px; }
  .plain-list, .expertise-details { grid-template-columns: 1fr; }
  .about-links a { width: 100%; justify-content: space-between; }
  .contact-cta { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}