/* choiseunghoon.com — mobile-first, no external dependencies */
:root {
  --bg: #f4f7fb;
  --surface: rgba(255, 255, 255, 0.92);
  --text: #16191d;
  --muted: #69717c;
  --line: rgba(18, 24, 31, 0.09);
  --shadow: 0 14px 42px rgba(24, 34, 48, 0.09);
  --shadow-hover: 0 18px 50px rgba(24, 34, 48, 0.13);
  --radius: 22px;
  --accent: #16191d;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; color: var(--text);
  background:
    radial-gradient(circle at 15% -10%, rgba(189, 210, 239, 0.55), transparent 35rem),
    radial-gradient(circle at 110% 20%, rgba(225, 231, 240, 0.8), transparent 30rem),
    var(--bg);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
.shell { width: min(100% - 32px, 620px); margin: 0 auto; padding: max(44px, env(safe-area-inset-top)) 0 max(36px, env(safe-area-inset-bottom)); }
.profile { text-align: center; padding: 6px 6px 26px; }
.profile-photo {
  display: block; width: 118px; height: 118px; margin: 0 auto 18px; object-fit: cover; object-position: 50% 34%; border-radius: 50%;
  border: 4px solid rgba(255,255,255,0.95); box-shadow: 0 14px 32px rgba(21,29,40,.16); background: #dfe5ee;
}
.eyebrow { margin: 0 0 3px; color: var(--muted); font-size: 14px; font-weight: 700; letter-spacing: -.01em; }
h1 { margin: 0; font-size: clamp(31px, 9vw, 42px); line-height: 1.14; letter-spacing: -.045em; }
.bio { margin-top: 18px; font-size: 15.5px; letter-spacing: -.025em; }
.bio p { margin: 5px 0; }
.bio span { display: inline-block; width: 1.55em; text-align: center; }
.links { display: grid; gap: 11px; }
.link-card {
  display: grid; grid-template-columns: 42px minmax(0,1fr) 24px; align-items: center; gap: 12px; min-height: 78px; padding: 14px 16px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: 0 7px 24px rgba(28,38,50,.045);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}
.link-card:hover, .link-card:focus-visible { transform: translateY(-2px); box-shadow: var(--shadow-hover); border-color: rgba(18,24,31,.16); outline: none; }
.link-card.primary { background: var(--accent); color: white; border-color: transparent; box-shadow: var(--shadow); }
.link-card.primary small { color: rgba(255,255,255,.66); }
.icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; background: rgba(22,25,29,.055); }
.primary .icon { background: rgba(255,255,255,.1); }
.icon svg { width: 21px; height: 21px; fill: currentColor; }
.link-copy { min-width: 0; }
.link-copy strong, .link-copy small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.link-copy strong { font-size: 16px; font-weight: 760; letter-spacing: -.025em; }
.link-copy small { margin-top: 2px; color: var(--muted); font-size: 12.5px; letter-spacing: -.01em; }
.arrow { justify-self: end; color: var(--muted); font-size: 18px; transition: transform 160ms ease; }
.primary .arrow { color: rgba(255,255,255,.75); }
.link-card:hover .arrow, .link-card:focus-visible .arrow { transform: translate(2px,-1px); }
footer { padding: 28px 6px 4px; color: var(--muted); text-align: center; font-size: 12.5px; }
footer p { margin: 5px 0; }
.fine { opacity: .72; }
@media (min-width: 620px) {
  .shell { padding-top: 68px; padding-bottom: 54px; }
  .profile { padding-bottom: 32px; }
  .profile-photo { width: 132px; height: 132px; }
  .bio { font-size: 16px; }
  .link-card { min-height: 82px; padding-inline: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}