:root {
  --color-mist: #EAF4F1;
  --color-pine: #183B37;
  --color-teal: #2E6F6A;
  --color-sand: #D9C7A2;
  --color-ink: #101616;
  --color-ivory: #F7F4EC;
  --color-graphite: #1A2221;
  --font-serif: "Noto Serif TC", "Songti TC", serif;
  --font-sans: "Noto Sans TC", "PingFang TC", sans-serif;
  --shadow-soft: 0 12px 40px rgba(16, 22, 22, 0.08);
  --radius: 6px;
  --header-h: 4.25rem;
  --max: 72rem;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(46, 111, 106, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(217, 199, 162, 0.18), transparent 50%),
    linear-gradient(180deg, var(--color-mist) 0%, #f3f7f5 40%, var(--color-mist) 100%);
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-teal); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--color-pine); }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-pine);
  letter-spacing: 0.01em;
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  border: 0;
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin: 0 0 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn--primary {
  background: var(--color-pine);
  color: var(--color-mist);
  border-color: var(--color-pine);
}
.btn--primary:hover { background: var(--color-teal); border-color: var(--color-teal); color: #fff; }
.btn--secondary {
  background: rgba(217, 199, 162, 0.25);
  color: var(--color-pine);
  border-color: var(--color-sand);
}
.btn--secondary:hover { background: rgba(217, 199, 162, 0.45); }
.btn--sand {
  background: var(--color-sand);
  color: var(--color-ink);
  border-color: var(--color-sand);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(234, 244, 241, 0.78);
  border-bottom: 1px solid rgba(24, 59, 55, 0.12);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--color-pine);
}

.site-header__mark {
  width: 2rem; height: 2rem;
  display: grid; place-items: center;
  background: var(--color-pine);
  color: var(--color-sand);
  font-family: var(--font-serif);
  font-size: 0.75rem;
  border-radius: 4px;
}

.site-header__name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.site-header__nav a {
  color: var(--color-pine);
  text-decoration: none;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}

.site-header__nav a:hover { color: var(--color-teal); }

.site-header__cta {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--color-pine);
  border-radius: var(--radius);
  background: transparent;
}

.site-header__toggle {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}

.site-header__toggle span {
  display: block;
  width: 1.35rem;
  height: 2px;
  background: var(--color-pine);
  margin: 5px 0;
}

@media (max-width: 960px) {
  .site-header__toggle { display: block; }
  .site-header__nav {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    background: rgba(234, 244, 241, 0.97);
    border-bottom: 1px solid rgba(24, 59, 55, 0.12);
    display: none;
  }
  .site-header__nav.is-open { display: flex; }
  .site-header__nav a {
    width: 100%;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(24, 59, 55, 0.08);
  }
  .site-header__cta { border: 0; padding-left: 0; }
}

/* Footer */
.site-footer {
  margin-top: 5rem;
  background: var(--color-graphite);
  color: rgba(234, 244, 241, 0.88);
  padding: 4rem 0 1.5rem;
}

.site-footer a { color: var(--color-sand); }
.site-footer a:hover { color: #fff; }

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: 2.5rem;
}

.site-footer__title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-mist);
  margin: 0 0 0.35rem;
}

.site-footer__tag {
  font-size: 0.85rem;
  color: var(--color-sand);
  margin: 0 0 1rem;
}

.site-footer__desc { margin: 0; font-size: 0.95rem; opacity: 0.85; }

.site-footer__heading {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-sand);
  margin: 0 0 1rem;
}

.site-footer__links {
  list-style: none;
  padding: 0; margin: 0;
}

.site-footer__links li { margin-bottom: 0.55rem; }
.site-footer__links a { text-decoration: none; }

.site-footer__address {
  font-style: normal;
  font-size: 0.92rem;
  line-height: 1.7;
}

.site-footer__address p { margin: 0 0 0.5rem; }

.newsletter__hint { font-size: 0.88rem; margin: 0 0 0.75rem; opacity: 0.8; }
.newsletter__row { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.newsletter input {
  flex: 1;
  min-width: 10rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid rgba(217, 199, 162, 0.35);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  color: var(--color-mist);
}

.site-footer__bottom {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(234, 244, 241, 0.12);
  font-size: 0.85rem;
  opacity: 0.7;
}

@media (max-width: 900px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .site-footer__grid { grid-template-columns: 1fr; }
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  z-index: 50;
  max-width: 42rem;
  margin-inline: auto;
}

.cookie-banner__inner {
  display: flex;
  gap: 1.25rem;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 1.25rem 1.35rem;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.2);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.cookie-banner__title {
  font-family: var(--font-serif);
  color: var(--color-pine);
  margin: 0 0 0.35rem;
}

.cookie-banner__text {
  margin: 0;
  font-size: 0.9rem;
  max-width: 28rem;
}

.cookie-banner__actions { display: flex; gap: 0.5rem; }

/* Hero home — asymmetric editorial */
.hero {
  padding: 3.5rem 0 2rem;
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: end;
}

.hero__copy { padding-bottom: 1.5rem; }

.hero__brand {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.15;
  margin: 0 0 1.25rem;
  color: var(--color-pine);
}

.hero__lede {
  font-size: 1.15rem;
  max-width: 32rem;
  margin: 0 0 1.75rem;
  color: rgba(16, 22, 22, 0.82);
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.hero__visual {
  position: relative;
  min-height: 28rem;
}

.hero__visual img {
  width: 100%;
  height: 100%;
  min-height: 28rem;
  object-fit: cover;
  border-radius: 2px;
  transform: translateY(var(--parallax, 0));
  will-change: transform;
}

.hero__caption {
  position: absolute;
  left: -1.5rem;
  bottom: 2rem;
  max-width: 14rem;
  padding: 1rem;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.15);
  font-size: 0.85rem;
  box-shadow: var(--shadow-soft);
}

@media (max-width: 860px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { min-height: 18rem; order: -1; }
  .hero__visual img { min-height: 18rem; }
  .hero__caption { left: 1rem; bottom: 1rem; }
}

/* Sections */
.section { padding: 4.5rem 0; }
.section--offset { padding-top: 2rem; }

.section__head {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
  align-items: end;
}

.section__head h2 { margin: 0; font-size: clamp(1.75rem, 3vw, 2.35rem); }
.section__head p { margin: 0; color: rgba(16,22,22,0.75); }

@media (max-width: 700px) {
  .section__head { grid-template-columns: 1fr; gap: 0.75rem; }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

.fade-section {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-section.is-visible {
  opacity: 1;
  transform: none;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

@media (max-width: 700px) {
  .card-grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.18);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card__media {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.card:hover .card__media img { transform: scale(1.03); }

.card__body { padding: 1.35rem 1.4rem 1.5rem; flex: 1; display: flex; flex-direction: column; }
.card__body h3 { margin: 0 0 0.65rem; font-size: 1.25rem; }
.card__body p { margin: 0 0 1rem; flex: 1; font-size: 0.98rem; }
.card__meta { font-size: 0.85rem; color: var(--color-teal); margin-bottom: 0.75rem; }

.flagship-block {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
  margin-top: 1rem;
}

.flagship-block__text h2 { margin-top: 0; }
.flagship-block__list {
  padding-left: 1.1rem;
  margin: 1rem 0 1.5rem;
}
.flagship-block__list li { margin-bottom: 0.4rem; }

.flagship-block__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid rgba(24, 59, 55, 0.15);
}

@media (max-width: 800px) {
  .flagship-block { grid-template-columns: 1fr; }
  .flagship-block__media { order: -1; }
  .flagship-block__media img { aspect-ratio: 16 / 10; }
}

.quote-strip {
  background: var(--color-pine);
  color: var(--color-mist);
  padding: 3.5rem 0;
}

.quote-strip blockquote {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  line-height: 1.55;
  max-width: 40rem;
}

.quote-strip cite {
  display: block;
  margin-top: 1.25rem;
  font-style: normal;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-sand);
}

.split-note {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3rem;
  padding: 1rem 0;
}

.split-note img {
  width: 100%;
  aspect-ratio: 5 / 6;
  object-fit: cover;
  margin-top: 2rem;
}

@media (max-width: 800px) {
  .split-note { grid-template-columns: 1fr; }
  .split-note img { margin-top: 0; aspect-ratio: 16 / 10; }
}

/* Pages */
.page__header { padding: 3.5rem 0 1.5rem; }
.page__title { margin: 0; font-size: clamp(2rem, 4vw, 2.75rem); }
.page__lead { max-width: 38rem; font-size: 1.1rem; margin: 1rem 0 0; color: rgba(16,22,22,0.8); }
.page__body { padding-bottom: 3rem; }

.prose h2 { margin-top: 2.5rem; }
.prose h3 { margin-top: 1.75rem; }
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1.5rem 0;
}
.prose th, .prose td {
  border: 1px solid rgba(24, 59, 55, 0.18);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}
.prose th { background: rgba(46, 111, 106, 0.1); }

.pricing-list {
  display: grid;
  gap: 1.25rem;
  margin: 2rem 0;
}

.pricing-item {
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.18);
  padding: 1.35rem 1.5rem;
  box-shadow: var(--shadow-soft);
}

.pricing-item h3 { margin: 0 0 0.5rem; }
.pricing-item__price {
  font-family: var(--font-serif);
  color: var(--color-teal);
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
}

.review-grid {
  display: grid;
  gap: 1.5rem;
}

.review-card {
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.18);
  padding: 1.5rem 1.6rem;
  box-shadow: var(--shadow-soft);
}

.review-card__service {
  font-size: 0.82rem;
  color: var(--color-teal);
  letter-spacing: 0.04em;
  margin: 0 0 0.75rem;
}

.review-card blockquote {
  margin: 0;
  font-size: 1.02rem;
}

.review-card footer {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: rgba(16,22,22,0.7);
}

.story-block {
  margin-top: 3rem;
  padding: 2rem;
  border-left: 3px solid var(--color-teal);
  background: rgba(234, 244, 241, 0.6);
}

.cohort-table-wrap { overflow-x: auto; margin: 2rem 0; }

.cohort-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-ivory);
  box-shadow: var(--shadow-soft);
}

.cohort-table th,
.cohort-table td {
  border: 1px solid rgba(24, 59, 55, 0.15);
  padding: 0.9rem 1rem;
  text-align: left;
  vertical-align: top;
}

.cohort-table th {
  background: var(--color-pine);
  color: var(--color-mist);
  font-weight: 500;
}

/* Forms */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 800px) {
  .contact-layout { grid-template-columns: 1fr; }
}

.form-group { margin-bottom: 1.15rem; }
.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 500;
  color: var(--color-pine);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(24, 59, 55, 0.25);
  border-radius: var(--radius);
  background: var(--color-ivory);
  font: inherit;
  color: var(--color-ink);
}

.form-group textarea { min-height: 9rem; resize: vertical; }

.form-group .field-error {
  display: none;
  color: #8a2f2f;
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.form-group.is-invalid input,
.form-group.is-invalid select,
.form-group.is-invalid textarea {
  border-color: #8a2f2f;
}

.form-group.is-invalid .field-error { display: block; }

.form-message {
  margin-top: 0.85rem;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius);
  font-size: 0.92rem;
}

.form-message.is-success {
  background: rgba(46, 111, 106, 0.15);
  color: var(--color-pine);
  border: 1px solid rgba(46, 111, 106, 0.35);
}

.form-message.is-error {
  background: rgba(138, 47, 47, 0.1);
  color: #6e2424;
  border: 1px solid rgba(138, 47, 47, 0.3);
}

.contact-aside {
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.18);
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
}

.contact-aside h2 { margin-top: 0; font-size: 1.25rem; }
.contact-aside address { font-style: normal; }

.service-detail__hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  padding: 3rem 0 2rem;
  align-items: center;
}

.service-detail__hero img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid rgba(24, 59, 55, 0.15);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}

.detail-grid dl {
  margin: 0;
  padding: 1.15rem;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.15);
}

.detail-grid dt {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 0.35rem;
}

.detail-grid dd { margin: 0; }

@media (max-width: 800px) {
  .service-detail__hero,
  .detail-grid { grid-template-columns: 1fr; }
}

.post-meta { color: var(--color-teal); font-size: 0.9rem; margin-bottom: 1.5rem; }

.error-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1.5rem;
}

.error-page h1 {
  font-size: clamp(3rem, 8vw, 5rem);
  margin: 0;
}

.island-error {
  margin: 1rem 0;
  padding: 0.75rem 1rem;
  background: rgba(138, 47, 47, 0.1);
  border: 1px solid rgba(138, 47, 47, 0.3);
  color: #6e2424;
  border-radius: var(--radius);
}