/* ============================================================
   PARROT Alumni Talk 2026
   Palette + type follow the Parrot card-news identity:
   deep royal blue → cyan → mint, cream/aqua light tone,
   wide-tracked caps, heavy gradient display type, soft blooms.
   ============================================================ */

:root {
  /* brand ramp */
  --navy-950: #04102f;
  --navy-900: #071a4d;
  --blue-800: #0d2a8f;
  --blue-700: #1440b5;
  --blue-600: #1f5ad0;
  --blue-500: #2f7ae0;
  --cyan-400: #38c9e8;
  --mint-300: #8ae9d6;
  --mint-200: #b7f2e3;
  --cream-100: #f8f4e2;
  --aqua-100: #c9ecf1;

  /* ink (light tone) */
  --ink: #071539;
  --ink-2: #2c3f6f;
  --ink-3: #566892;

  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
          "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", system-ui, sans-serif;
  --font-display: "Archivo Black", var(--font);

  --wrap: 1120px;
  --radius: 18px;
  --radius-sm: 12px;
  --header-h: 66px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--cream-100);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}

h1, h2, h3, h4 { margin: 0; line-height: 1.3; letter-spacing: -.02em; }
p { margin: 0; }
ul, ol, dl { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }

.wrap {
  position: relative;
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 24px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 300;
  background: var(--navy-900);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:where(a, button):focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
  border-radius: 8px;
}

/* ============================================================
   tone systems — every section declares one
   ============================================================ */

.tone-deep {
  --fg: #ffffff;
  --fg-2: rgba(255, 255, 255, .84);
  --fg-3: rgba(255, 255, 255, .62);
  --eyebrow: var(--mint-200);
  --card-bg: rgba(255, 255, 255, .07);
  --card-brd: rgba(255, 255, 255, .17);
  --card-bg-h: rgba(255, 255, 255, .12);
  --divider: rgba(255, 255, 255, .16);
  --shadow: 0 18px 46px rgba(2, 10, 40, .34);
  --tbd-bg: rgba(255, 255, 255, .12);
  --tbd-fg: var(--mint-200);

  position: relative;
  isolation: isolate;
  color: var(--fg);
  background:
    radial-gradient(58% 42% at 50% 106%, rgba(138, 233, 214, .30) 0%, transparent 72%),
    radial-gradient(44% 38% at 10% 4%, rgba(56, 201, 232, .26) 0%, transparent 70%),
    linear-gradient(158deg, var(--navy-950) 0%, var(--blue-800) 52%, var(--blue-600) 100%);
}

.tone-light {
  --fg: var(--ink);
  --fg-2: var(--ink-2);
  --fg-3: var(--ink-3);
  --eyebrow: #0b7d92;
  --card-bg: rgba(255, 255, 255, .74);
  --card-brd: rgba(7, 26, 77, .10);
  --card-bg-h: rgba(255, 255, 255, .92);
  --divider: rgba(7, 26, 77, .10);
  --shadow: 0 14px 36px rgba(7, 26, 77, .09);
  --tbd-bg: rgba(7, 26, 77, .06);
  --tbd-fg: #0b6c86;

  position: relative;
  isolation: isolate;
  color: var(--fg);
  background:
    radial-gradient(46% 40% at 88% 96%, rgba(56, 201, 232, .26) 0%, transparent 70%),
    radial-gradient(40% 34% at 4% 0%, rgba(248, 244, 226, .95) 0%, transparent 72%),
    linear-gradient(152deg, var(--cream-100) 0%, #ddf1e8 46%, var(--aqua-100) 100%);
}

/* soft light bloom, as on the card-news artwork */
.bloom {
  position: absolute;
  left: 50%;
  bottom: -22%;
  width: min(760px, 86%);
  aspect-ratio: 2 / 1;
  translate: -50% 0;
  background: radial-gradient(50% 50% at 50% 50%, rgba(183, 242, 227, .40) 0%, rgba(56, 201, 232, .18) 45%, transparent 72%);
  filter: blur(14px);
  pointer-events: none;
  z-index: -1;
}
.bloom-right { left: 84%; bottom: 4%; width: min(560px, 70%); }

/* ============================================================
   header
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  color: #fff;
  background: rgba(6, 18, 54, .72);
  backdrop-filter: saturate(170%) blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, .10);
  transition: background .2s ease, box-shadow .2s ease;
}
.site-header.is-stuck {
  background: rgba(5, 15, 46, .90);
  box-shadow: 0 8px 30px rgba(2, 10, 40, .28);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { font-size: 22px; line-height: 1; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong {
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: .10em;
}
.brand-text em {
  font-style: normal;
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mint-200);
}

.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
  padding: 8px 13px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: .01em;
  color: rgba(255, 255, 255, .74);
  transition: color .15s ease, background .15s ease;
}
.nav a:hover { color: #fff; background: rgba(255, 255, 255, .10); }
.nav a.is-current {
  color: var(--navy-950);
  background: linear-gradient(100deg, var(--mint-200), var(--cyan-400));
  font-weight: 700;
}
.nav a.is-active {
  color: var(--mint-200);
  background: rgba(255, 255, 255, .10);
  box-shadow: inset 0 0 0 1px rgba(183, 242, 227, .34);
}
.nav-div {
  width: 1px;
  height: 18px;
  margin: 0 8px;
  background: rgba(255, 255, 255, .20);
}

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, .24);
  background: rgba(255, 255, 255, .08);
  border-radius: 10px;
  cursor: pointer;
  place-items: center;
}
.nav-toggle span {
  display: block;
  width: 18px; height: 2px;
  margin: 2px auto;
  background: #fff;
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ============================================================
   type primitives
   ============================================================ */

.eyebrow {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .30em;
  color: var(--mint-200);
  margin-bottom: 18px;
}

.display {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -.015em;
  line-height: .94;
}
.grad {
  background: linear-gradient(102deg, var(--mint-200) 0%, var(--mint-300) 26%, var(--cyan-400) 58%, var(--blue-500) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 10px 26px rgba(56, 201, 232, .22));
}

/* ============================================================
   hero
   ============================================================ */

.hero { padding: clamp(44px, 6vw, 76px) 0 clamp(48px, 6vw, 78px); overflow: hidden; }

.hero-frame {
  border: 1px solid rgba(255, 255, 255, .26);
  border-radius: 22px;
  padding: clamp(26px, 4vw, 44px) clamp(22px, 4vw, 44px) clamp(28px, 4vw, 44px);
  text-align: center;
  background: linear-gradient(180deg, rgba(255, 255, 255, .06) 0%, rgba(255, 255, 255, .01) 100%);
  position: relative;
  overflow: hidden;
}
.hero-frame::after {
  content: "";
  position: absolute;
  left: 50%; bottom: -55%;
  width: 78%;
  aspect-ratio: 2 / 1;
  translate: -50% 0;
  background: radial-gradient(50% 50% at 50% 50%, rgba(183, 242, 227, .34) 0%, rgba(56, 201, 232, .14) 46%, transparent 74%);
  filter: blur(10px);
  pointer-events: none;
}
.hero-frame > * { position: relative; }

/* 브랜드 워드마크는 머리글 역할로 작게 — 주역은 태그라인과 연사 라인업 */
.hero-title { margin-bottom: 14px; }
.hero-title .display {
  font-size: clamp(21px, 3.6vw, 38px);
  letter-spacing: .02em;
  line-height: 1.1;
}

.hero-tagline {
  font-size: clamp(21px, 3.2vw, 34px);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.25;
  color: #fff;
}

.hero-sub {
  max-width: 56ch;
  margin: 14px auto 0;
  text-align: center;
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--fg-2);
}

/* 히어로 연사 라인업 — 페이지의 세일즈 포인트 */
.hero-speakers {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: clamp(24px, 3.5vw, 34px) 0 clamp(24px, 3.5vw, 32px);
  text-align: left;
}
.hero-speakers li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  border: 1px solid var(--card-brd);
  backdrop-filter: blur(6px);
}
.hero-speakers strong {
  font-size: 16.5px;
  font-weight: 800;
  letter-spacing: -.02em;
}
.hero-speakers span {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--mint-200);
}
.hero-speakers .is-tbd {
  border-style: dashed;
  background: rgba(255, 255, 255, .04);
}
.hero-speakers .is-tbd strong { color: var(--fg-3); font-weight: 700; }
.hero-speakers .is-tbd span { color: var(--fg-3); }

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.hero-org {
  margin-top: 24px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--fg-3);
}

/* ============================================================
   key info (일시 · 장소 요약)
   ============================================================ */

.keyinfo {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 clamp(34px, 4vw, 46px);
}
.keyinfo li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  border: 1px solid var(--card-brd);
  backdrop-filter: blur(6px);
}
.keyinfo .ico { font-size: 17px; line-height: 1.5; }
.keyinfo .k {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--mint-200);
}
.keyinfo .v { font-size: 15px; font-weight: 700; }
.keyinfo .v small { font-weight: 500; color: var(--fg-3); }

/* 요약이므로 히어로 시절보다 한 단계 눌러 둡니다 */
.keyinfo-compact li { padding: 12px 15px; }
.keyinfo-compact .k {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 9.5px;
}
.keyinfo-compact .ico { font-size: 13px; line-height: 1; }
.keyinfo-compact .v { font-size: 14px; }

.program-cta { margin-top: clamp(28px, 4vw, 40px); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 48px;
  padding: 0 26px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 700;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, opacity .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  color: var(--navy-950);
  background: linear-gradient(100deg, var(--mint-200) 0%, var(--cyan-400) 100%);
  box-shadow: 0 10px 26px rgba(56, 201, 232, .30);
}
.btn-primary:hover { box-shadow: 0 14px 32px rgba(56, 201, 232, .40); }
.btn-ghost {
  color: #fff;
  background: rgba(255, 255, 255, .10);
  border: 1px solid rgba(255, 255, 255, .30);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .18); }

/* ============================================================
   page hero (sub pages)
   ============================================================ */

.page-hero {
  padding: clamp(52px, 7vw, 84px) 0 clamp(44px, 6vw, 68px);
  overflow: hidden;
}
.page-title { margin-bottom: 14px; }
.page-title .display { font-size: clamp(34px, 7vw, 68px); }
.page-sub { max-width: 60ch; font-size: clamp(14.5px, 1.6vw, 16.5px); color: var(--fg-2); }

/* ============================================================
   sections
   ============================================================ */

.section {
  padding: clamp(58px, 8vw, 100px) 0;
  scroll-margin-top: calc(var(--header-h) + 10px);
  overflow: hidden;
}

.section-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .28em;
  color: var(--eyebrow);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(25px, 3.4vw, 36px);
  font-weight: 800;
  margin-bottom: 14px;
}
.section-lead {
  max-width: 66ch;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  color: var(--fg-3);
  margin-bottom: 44px;
}
.section-lead strong { color: var(--fg-2); font-weight: 700; }

/* pills */
.pill {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 11px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0;
  white-space: nowrap;
}
.pill-outside { background: linear-gradient(100deg, #cfe6ff, #9fd3ff); color: #0a3e86; }
.pill-alumni  { background: linear-gradient(100deg, var(--mint-200), #86e6dd); color: #08544f; }
.pill-closing { background: rgba(255, 255, 255, .82); color: #24408a; }

/* ============================================================
   timeline
   ============================================================ */

.timeline { position: relative; display: grid; gap: 6px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan-400) 0%, var(--mint-300) 55%, rgba(138, 233, 214, .15) 100%);
}

.tl-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  align-items: start;
  padding: 16px 0;
}
.tl-time {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 3px;
  font-size: 15px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
  color: var(--fg);
}
.tl-dot {
  flex: 0 0 auto;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--cyan-400);
  box-shadow: 0 0 0 5px rgba(56, 201, 232, .14);
  z-index: 1;
}
.tl-item[data-kind="alumni"] .tl-dot {
  border-color: var(--mint-300);
  box-shadow: 0 0 0 5px rgba(138, 233, 214, .20);
}
.tl-item[data-kind="closing"] .tl-dot {
  border-color: var(--blue-600);
  box-shadow: 0 0 0 5px rgba(31, 90, 208, .14);
}

.tl-body {
  padding: 20px 24px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px solid var(--card-brd);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  transition: transform .18s ease, background .18s ease;
}
.tl-item:hover .tl-body { transform: translateY(-2px); background: var(--card-bg-h); }

.tl-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
.tl-head h3 { font-size: 18px; font-weight: 800; }
.tl-desc { font-size: 14.5px; color: var(--fg-3); }
.tl-meta {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--divider);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--fg-3);
}

/* ============================================================
   people (speakers / organizers)
   ============================================================ */

/* --- featured speakers (확정 연사) --- */

.speaker-lead-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.speaker-lead {
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 26px 26px 24px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px solid var(--card-brd);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  transition: transform .18s ease, background .18s ease;
}
.speaker-lead:hover { transform: translateY(-3px); background: var(--card-bg-h); }

/* 아직 공개 전인 슬롯 — 확정 카드와 같은 골격, 점선으로만 구분 */
.speaker-lead.is-tbd {
  border-style: dashed;
  box-shadow: none;
}
.speaker-lead.is-tbd:hover { transform: none; background: var(--card-bg); }
.speaker-lead.is-tbd .speaker-photo { opacity: .7; }

.speaker-photo {
  position: relative;
  width: 128px; height: 128px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 18px;
  background: linear-gradient(150deg, rgba(183, 242, 227, .55) 0%, rgba(47, 122, 224, .35) 100%);
  border: 1px solid var(--card-brd);
  transition: transform .18s ease, box-shadow .18s ease;
}
a.speaker-photo:hover { transform: scale(1.03); box-shadow: 0 0 0 3px rgba(56, 201, 232, .40); }
.speaker-photo img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 22%;
}
.speaker-photo span {
  font-family: var(--font-display);
  font-size: 30px;
  color: rgba(255, 255, 255, .72);
}
.tone-light .speaker-photo span { color: rgba(7, 21, 57, .30); }

.speaker-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.speaker-time {
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: .04em;
  font-variant-numeric: tabular-nums;
  color: var(--eyebrow);
}

.speaker-body h3 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 4px;
}
.speaker-en {
  margin-left: 6px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--fg-3);
}
.speaker-affil { font-size: 14.5px; font-weight: 700; color: var(--fg-2); }
.speaker-tags {
  margin-top: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--fg-3);
}
/* 연사 소개글 — 카드마다 같은 자리를 차지하도록 문단 하나로 고정 */
.speaker-bio {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--fg-2);
}
.speaker-bio code {
  padding: 1px 5px;
  border-radius: 5px;
  background: var(--tbd-bg);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
}
.speaker-bio em { font-style: normal; font-weight: 700; }

/* 소개글이 AI가 작성한 초안임을 문단 앞에 표시 */
.bio-ai {
  display: inline-block;
  margin-right: 5px;
  padding: 0 6px;
  border-radius: 4px;
  background: var(--tbd-bg);
  color: var(--tbd-fg);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .06em;
  vertical-align: 1px;
  white-space: nowrap;
}

.speaker-topic {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--divider);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--fg-3);
}

.person-grid { display: grid; gap: 18px; }
.person-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.person-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.person-grid-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

.person {
  padding: 26px 20px;
  border-radius: var(--radius);
  text-align: center;
  background: var(--card-bg);
  border: 1px solid var(--card-brd);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  transition: transform .18s ease, background .18s ease;
}
.person:hover { transform: translateY(-3px); background: var(--card-bg-h); }

.person-photo {
  width: 88px; height: 88px;
  margin: 0 auto 14px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: linear-gradient(150deg, rgba(183, 242, 227, .55) 0%, rgba(47, 122, 224, .35) 100%);
  border: 1px solid var(--card-brd);
}
.person-photo { position: relative; }
.person-photo img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  /* 증명사진처럼 인물이 위쪽에 있는 사진 기준. 잘림이 어색하면 이 값만 조정 */
  object-position: center 22%;
}
a.person-photo { cursor: pointer; transition: transform .18s ease, box-shadow .18s ease; }
a.person-photo:hover {
  transform: scale(1.04);
  box-shadow: 0 0 0 3px rgba(56, 201, 232, .40);
}

.person-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--card-brd);
  background: rgba(255, 255, 255, .10);
  font-size: 12px;
  font-weight: 700;
  color: var(--eyebrow);
  transition: background .15s ease, color .15s ease, transform .15s ease;
}
.person-link:hover {
  background: linear-gradient(100deg, var(--mint-200), var(--cyan-400));
  color: var(--navy-950);
  transform: translateY(-1px);
}
/* 밝은 톤에서는 흰 반투명 칩이 배경에 묻혀 잉크 쪽으로 채웁니다 */
.tone-light .person-link { background: rgba(7, 26, 77, .05); }
.tone-light .person-link:hover { background: linear-gradient(100deg, var(--mint-200), var(--cyan-400)); }
.person-photo span { font-family: var(--font-display); font-size: 26px; color: rgba(255, 255, 255, .72); }
.tone-light .person-photo span { color: rgba(7, 21, 57, .34); }

.person h3 { font-size: 16.5px; font-weight: 800; margin: 12px 0 4px; }
.person-affil { font-size: 12.5px; color: var(--fg-3); }
.person-meta {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--divider);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .04em;
  font-variant-numeric: tabular-nums;
  color: var(--eyebrow);
}

.person-sm { padding: 20px 14px; }
.person-sm .person-photo { width: 68px; height: 68px; margin-bottom: 10px; }
.person-sm h3 { font-size: 15px; margin-top: 8px; }

/* ============================================================
   organization logos
   ============================================================ */

.logo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.logo-card { margin: 0; }

.logo-box {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 5 / 3;
  padding: 22px;
  border-radius: var(--radius);
  /* 로고는 대부분 어두운 색이라 톤과 무관하게 흰 카드 위에 얹습니다 */
  background: #fff;
  border: 1px solid var(--card-brd);
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease;
}
.logo-card:hover .logo-box { transform: translateY(-3px); }

.logo-box img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.logo-ph {
  position: absolute;
  font-size: 22px;
  font-weight: 700;
  color: rgba(7, 21, 57, .22);
}
.logo-box img + .logo-ph,
.logo-box:has(img) .logo-ph { display: none; }

.logo-card figcaption {
  margin-top: 12px;
  text-align: center;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--fg);
}
.logo-role {
  display: block;
  margin-top: 2px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--fg-3);
}

/* ============================================================
   generic cards
   ============================================================ */

.card-grid { display: grid; gap: 18px; }
.card-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  padding: 26px 24px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px solid var(--card-brd);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  transition: transform .18s ease, background .18s ease;
}
.card:hover { transform: translateY(-3px); background: var(--card-bg-h); }
.card-ico { display: block; font-size: 24px; margin-bottom: 10px; }
.card h3 { font-size: 17.5px; font-weight: 800; margin-bottom: 8px; }
.card p { font-size: 14.5px; color: var(--fg-3); }

.place-tag {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 10px;
  margin-bottom: 12px;
  border-radius: 999px;
  border: 1px solid var(--card-brd);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--eyebrow);
}
.place-meta {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--divider);
  font-size: 12px;
  font-weight: 700;
  color: var(--fg-3) !important;
}

/* ============================================================
   venue blocks
   ============================================================ */

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 22px;
  align-items: stretch;
}
.split-wide { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }

.info-card {
  padding: 6px 26px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px solid var(--card-brd);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}
.deflist > div {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 16px;
  padding: 17px 0;
  border-bottom: 1px solid var(--divider);
}
.deflist > div:last-child { border-bottom: 0; }
.deflist dt {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--eyebrow);
  padding-top: 3px;
}
.deflist dd { margin: 0; font-size: 15px; font-weight: 600; }
.deflist dd a { text-decoration: underline; text-underline-offset: 3px; }
.dd-note { font-weight: 500; font-size: 13px; color: var(--fg-3); }

.map-block { display: grid; gap: 12px; align-content: start; }
.map-links { display: flex; flex-wrap: wrap; gap: 10px; }

.map-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--card-brd);
  background: var(--card-bg);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--eyebrow);
  transition: background .15s ease, color .15s ease, transform .15s ease;
}
.map-link:hover {
  background: linear-gradient(100deg, var(--mint-200), var(--cyan-400));
  color: var(--navy-950);
  transform: translateY(-1px);
}
.place .map-link { margin-top: 14px; }
.map-link-wide { padding: 10px 18px; font-size: 13.5px; }

.map-frame {
  min-height: 300px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--card-brd);
  box-shadow: var(--shadow);
  background: var(--card-bg);
}
.map-frame iframe { display: block; width: 100%; height: 100%; min-height: 300px; border: 0; }
.map-placeholder {
  height: 100%;
  min-height: 300px;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 6px;
  text-align: center;
  background: repeating-linear-gradient(45deg, rgba(255, 255, 255, .34) 0 12px, rgba(255, 255, 255, .12) 12px 24px);
  color: var(--fg-3);
  font-size: 14px;
}
.map-placeholder span { font-size: 32px; }
.map-hint { font-size: 12px; opacity: .8; }

.notice-card {
  padding: 26px 24px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px dashed var(--card-brd);
  backdrop-filter: blur(8px);
}
.notice-card h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 14px;
}
.ticks { display: grid; gap: 11px; }
.ticks li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--fg-3);
}
.ticks li::before {
  content: "";
  position: absolute;
  left: 0; top: 10px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: linear-gradient(100deg, var(--cyan-400), var(--mint-300));
}
.ticks strong { color: var(--fg); font-weight: 700; }
.foot-note { margin-top: 26px; font-size: 13.5px; color: var(--fg-3); }

.disclaimer {
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--card-brd);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--fg-3);
}
.disclaimer strong { color: var(--fg-2); font-weight: 700; }

/* ============================================================
   contact band
   ============================================================ */

.band { padding: clamp(44px, 6vw, 68px) 0; overflow: hidden; }
.band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.band-title { font-size: clamp(22px, 3vw, 30px); font-weight: 800; margin-bottom: 8px; }
.band-sub { font-size: 14.5px; color: var(--fg-2); }
.band-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ============================================================
   TBD markers
   ============================================================ */

:is(h3, dd, p, span, li, .v)[data-tbd] { color: var(--fg-3); }
:is(h3, dd, p, span, li, .v)[data-tbd]::after {
  content: "TBD";
  display: inline-block;
  margin-left: 6px;
  padding: 0 6px;
  border-radius: 4px;
  background: var(--tbd-bg);
  color: var(--tbd-fg);
  font-family: var(--font);
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: .10em;
  vertical-align: 2px;
}
.btn[data-tbd] { opacity: .9; }

/* ============================================================
   footer
   ============================================================ */

.site-footer {
  background: var(--navy-950);
  color: rgba(255, 255, 255, .60);
  padding: 34px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-brand {
  color: #fff;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: .06em;
}
.footer-copy { font-size: 12.5px; margin-top: 4px; }
.footer-nav { display: flex; gap: 4px; }
.footer-nav a {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, .72);
}
.footer-nav a:hover { color: #fff; background: rgba(255, 255, 255, .10); }

/* ============================================================
   reveal animation (JS-tagged)
   ============================================================ */

.js [data-anim] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .6s cubic-bezier(.22, .61, .36, 1), transform .6s cubic-bezier(.22, .61, .36, 1);
}
.js [data-anim].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .js [data-anim] { opacity: 1; transform: none; transition: none; }
}

/* ============================================================
   responsive
   ============================================================ */

@media (max-width: 1060px) {
  .person-grid-6 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 1000px) {
  .keyinfo { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .person-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .speaker-lead-grid { grid-template-columns: 1fr; }
  .hero-speakers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split, .split-wide { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .hero-speakers { grid-template-columns: 1fr; }
}

@media (max-width: 880px) {
  .nav-toggle { display: grid; }
  .nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 14px 20px 20px;
    background: rgba(5, 15, 46, .96);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, .12);
    box-shadow: 0 16px 40px rgba(2, 10, 40, .40);
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 14px; border-radius: 10px; font-size: 15px; text-align: left; }
  .nav-div { width: auto; height: 1px; margin: 8px 4px; }
}

@media (max-width: 640px) {
  .wrap { padding-inline: 20px; }
  .keyinfo, .card-grid-2, .card-grid-3, .person-grid-4 { grid-template-columns: 1fr; }
  .person-grid-6 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .person-grid-2 { grid-template-columns: 1fr; }

  .speaker-lead { grid-template-columns: 1fr; gap: 16px; justify-items: center; text-align: center; }
  .speaker-head { justify-content: center; }
  .speaker-topic { width: 100%; }
  /* 소개글은 문단이라 좁은 화면에서도 왼쪽 정렬이 읽기 좋습니다 */
  .speaker-bio { text-align: left; }

  .tl-item { grid-template-columns: 1fr; gap: 12px; }
  .tl-body { margin-left: 32px; }

  .btn { width: 100%; justify-content: center; }
  .band-actions { width: 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media print {
  .site-header, .nav-toggle, .hero-cta, .band, .bloom { display: none; }
  .tone-deep, .tone-light { background: none !important; color: #000; }
  .grad { -webkit-text-fill-color: #000; color: #000; filter: none; }
  .section { padding: 20px 0; }
}