:root {
  --ink: #f3efe5;
  --muted: #9ca4ad;
  --line: #33404d;
  --night: #111b25;
  --panel: #182532;
  --coral: #ff765f;
  --yellow: #f5cb62;
  --paper: #e8e4da;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--night); font-family: 'Trebuchet MS', 'Malgun Gothic', sans-serif; line-height: 1.6; }
a { color: inherit; text-decoration: none; }

.site-frame { display: grid; grid-template-columns: minmax(280px, 34%) 1fr; min-height: 100vh; }
.profile-panel { position: sticky; top: 0; display: flex; flex-direction: column; min-height: 100vh; padding: 28px clamp(28px, 5vw, 72px); background: var(--coral); color: var(--night); overflow: hidden; }
.profile-panel::after { position: absolute; right: -72px; bottom: 16%; width: 210px; height: 210px; border: 1px solid rgba(17, 27, 37, .28); border-radius: 50%; content: ''; }
.panel-topline, .panel-kicker, .section-heading, .topbar-label, .micro-label, .contact-type { font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.panel-topline { display: flex; align-items: center; gap: 9px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--night); }
.identity-mark { position: relative; z-index: 1; width: 94px; height: 94px; margin-top: clamp(80px, 13vh, 150px); display: grid; place-items: center; border: 1px solid var(--night); border-radius: 50%; font-size: 24px; font-weight: 700; }
.panel-kicker { margin: 22px 0 10px; }
.profile-panel h1 { position: relative; z-index: 1; margin: 0; font-size: clamp(52px, 8vw, 104px); letter-spacing: -.09em; line-height: .9; }
.role { margin: 22px 0 0; font-size: 15px; font-weight: 700; line-height: 1.45; }
.panel-bottom { position: relative; z-index: 1; margin-top: auto; font-size: 13px; }
.scroll-link { display: flex; justify-content: space-between; max-width: 210px; margin-top: 28px; padding-top: 14px; border-top: 1px solid rgba(17, 27, 37, .4); font-size: 11px; font-weight: 700; }
.scroll-link span { font-size: 18px; line-height: .8; }

.content-column { padding: 0 clamp(24px, 5vw, 72px); background: var(--night); }
.topbar { display: flex; align-items: center; justify-content: space-between; min-height: 80px; border-bottom: 1px solid var(--line); color: var(--muted); }
.nav-links { display: flex; gap: 28px; color: var(--ink); font-size: 12px; }
.nav-links a { transition: color .2s ease; }
.nav-links a:hover, .contact-link:hover { color: var(--coral); }
.section-heading { display: flex; align-items: center; gap: 14px; color: var(--muted); }
.section-heading p { margin: 0; }
.section-number { color: var(--coral); }
.intro-block { padding: clamp(80px, 12vw, 150px) 0 clamp(100px, 13vw, 170px); }
.intro-block h2, .contact-section h2 { max-width: 680px; margin: 34px 0 0; font-size: clamp(46px, 7vw, 94px); letter-spacing: -.08em; line-height: .95; }
.intro-block h2 span, .contact-section h2 span { color: var(--yellow); }
.intro-copy { max-width: 410px; margin: 34px 0 0; color: var(--muted); font-size: 15px; }

.focus-section { padding: 74px 0 108px; border-top: 1px solid var(--line); }
.focus-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 12px; margin-top: 34px; }
.focus-card { position: relative; min-height: 190px; padding: 24px; background: var(--panel); transition: transform .25s ease; }
.focus-card:hover { transform: translateY(-5px); }
.focus-card-main { grid-row: span 2; min-height: 392px; background: var(--yellow); color: var(--night); }
.focus-card-small { min-height: 190px; }
.accent-card { background: var(--coral); color: var(--night); }
.card-index { font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.focus-card h3 { margin: 58px 0 8px; font-size: clamp(27px, 3.5vw, 44px); letter-spacing: -.06em; line-height: 1; }
.focus-card-small h3 { margin-top: 30px; font-size: 30px; }
.focus-card p { max-width: 280px; margin: 0; color: inherit; opacity: .72; font-size: 13px; }
.card-arrow { position: absolute; right: 24px; bottom: 20px; font-size: 28px; }

.study-strip { display: flex; align-items: center; gap: 18px; padding: 26px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.study-symbol { display: grid; place-items: center; width: 38px; height: 38px; background: var(--coral); color: var(--night); font-size: 28px; line-height: 1; }
.micro-label { margin: 0 0 3px; color: var(--muted); font-size: 9px; }
.study-strip h2 { margin: 0; font-size: 17px; letter-spacing: -.03em; }
.study-year { margin-left: auto; color: var(--muted); font-size: 12px; }

.contact-section { padding: 110px 0 90px; }
.contact-links { max-width: 680px; margin-top: 60px; }
.contact-link { display: grid; grid-template-columns: 70px 1fr auto; align-items: center; gap: 18px; padding: 18px 0; border-top: 1px solid var(--line); font-size: 15px; }
.contact-link:last-child { border-bottom: 1px solid var(--line); }
.contact-type { color: var(--muted); font-size: 9px; }
.contact-link > span:last-child { color: var(--coral); font-size: 20px; }
.footer { display: flex; justify-content: space-between; gap: 20px; padding: 24px 0 30px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }

@media (max-width: 760px) {
  .site-frame { display: block; }
  .profile-panel { position: relative; min-height: 610px; padding: 24px; }
  .identity-mark { margin-top: 94px; }
  .content-column { padding: 0 20px; }
  .nav-links { gap: 14px; }
  .intro-block { padding: 84px 0 100px; }
  .focus-grid { grid-template-columns: 1fr; }
  .focus-card-main { grid-row: auto; min-height: 280px; }
  .contact-section { padding: 84px 0 70px; }
  .footer { flex-direction: column; gap: 6px; }
}