/* Tessol CAL site shell — /cal */
.site-cal {
  --cal-bg: #f3f7f8;
  --cal-surface: #ffffff;
  --cal-ink: #0f2a33;
  --cal-muted: #5a7179;
  --cal-accent: #0b7a8a;
  --cal-accent-deep: #065560;
  --cal-line: #d5e2e6;
  --cal-header-h: 68px;
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(ellipse 80% 50% at 100% -10%, rgba(11, 122, 138, 0.12), transparent 55%),
    linear-gradient(180deg, #e8f1f3 0%, var(--cal-bg) 40%);
  color: var(--cal-ink);
  font-family: "IBM Plex Sans KR", "Spoqa Han Sans Neo", sans-serif;
}

.site-cal__wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-cal .skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 0.75rem 1rem;
  background: var(--cal-accent);
  color: #fff;
}
.site-cal .skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.cal-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--cal-line);
}

.cal-header__bar {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  min-height: var(--cal-header-h);
  display: flex;
  align-items: center;
  gap: 28px;
}

.cal-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--cal-ink);
  flex-shrink: 0;
}

.cal-header__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 28px;
  padding: 0 8px;
  border-radius: 4px;
  background: var(--cal-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.cal-header__name {
  font-size: 16px;
  font-weight: 600;
}

.cal-header__nav {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-right: auto;
}

.cal-header__nav a {
  color: var(--cal-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}

.cal-header__nav a:hover {
  color: var(--cal-accent-deep);
}

.cal-header__aside {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cal-header__link {
  color: var(--cal-muted);
  text-decoration: none;
  font-size: 13px;
}

.cal-header__cta {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 14px;
  border-radius: 6px;
  background: var(--cal-ink);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}

.cal-header__cta:hover {
  background: var(--cal-accent-deep);
}

#content[data-layout="cal"] {
  flex: 1;
}

.site-cal .page-cal {
  padding: 56px 0 80px;
}

.site-cal .page-stub__inner {
  max-width: 720px;
}

.site-cal .page-stub__title {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--cal-ink);
}

.site-cal .page-stub__desc {
  margin: 0 0 28px;
  color: var(--cal-muted);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.site-cal .page-stub__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-cal .page-stub__btn {
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 16px;
  border: 1px solid var(--cal-line);
  border-radius: 8px;
  background: var(--cal-surface);
  color: var(--cal-ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}

.site-cal .page-stub__btn--primary {
  border-color: var(--cal-accent);
  background: var(--cal-accent);
  color: #fff;
}

.cal-footer {
  margin-top: auto;
  border-top: 1px solid var(--cal-line);
  background: #0f2a33;
  color: #c5d5da;
}

.cal-footer__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 36px 24px 28px;
}

.cal-footer__mark {
  margin: 0 0 4px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.cal-footer__copy {
  margin: 0 0 20px;
  font-size: 13px;
  opacity: 0.8;
}

.cal-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
}

.cal-footer__nav a {
  color: #9eb4bb;
  text-decoration: none;
  font-size: 13px;
}

.cal-footer__nav a:hover {
  color: #fff;
}

.cal-footer__legal {
  margin: 0;
  font-size: 12px;
  opacity: 0.55;
}

@media (max-width: 768px) {
  .cal-header__nav {
    display: none;
  }
  .cal-header__link {
    display: none;
  }
}