:root {
  --color-mist: #EAF4F1;
  --color-pine: #183B37;
  --color-teal: #2E6F6A;
  --color-sand: #D9C7A2;
  --color-ink: #101616;
  --color-ivory: #F7F4EE;
  --color-graphite: #1A2221;
  --font-serif: "Noto Serif TC", "Songti TC", serif;
  --font-sans: "Noto Sans TC", "PingFang TC", sans-serif;
  --shadow-soft: 0 18px 40px rgba(16, 22, 22, 0.08);
  --radius: 6px;
  --header-h: 4.25rem;
  --max: 72rem;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*,
*::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(1200px 500px at 10% -10%, rgba(46, 111, 106, 0.12), transparent 60%),
    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: 0.18em;
}

a:hover {
  color: var(--color-pine);
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-pine);
  letter-spacing: 0.01em;
}

p {
  margin: 0 0 1rem;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.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;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.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;
  transform: translateY(-2px);
}

.btn--secondary {
  background: rgba(217, 199, 162, 0.22);
  color: var(--color-pine);
  border-color: var(--color-sand);
}

.btn--secondary:hover {
  background: rgba(217, 199, 162, 0.4);
  transform: translateY(-2px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(234, 244, 241, 0.82);
  border-bottom: 1px solid rgba(24, 59, 55, 0.12);
}

.site-header__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}

.site-header__brand-mark {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 0.4rem;
  background:
    linear-gradient(145deg, var(--color-pine), var(--color-teal));
  box-shadow: inset 0 0 0 1px rgba(217, 199, 162, 0.35);
  flex-shrink: 0;
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.site-header__brand-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-pine);
  line-height: 1.2;
}

.site-header__brand-sub {
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--color-teal);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-header__toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid rgba(24, 59, 55, 0.2);
  background: transparent;
  border-radius: var(--radius);
  padding: 0;
  cursor: pointer;
}

.site-header__toggle span {
  display: block;
  width: 1.1rem;
  height: 1.5px;
  margin: 0.28rem auto;
  background: var(--color-pine);
}

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

.site-header__list a {
  color: var(--color-ink);
  text-decoration: none;
  font-size: 0.92rem;
}

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

.site-header__cta {
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  background: var(--color-pine);
  color: var(--color-mist) !important;
}

.site-header__cta:hover {
  background: var(--color-teal);
}

@media (max-width: 960px) {
  .site-header__toggle {
    display: inline-block;
  }

  .site-header__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(247, 244, 238, 0.98);
    border-bottom: 1px solid rgba(24, 59, 55, 0.12);
    display: none;
    padding: 0.75rem 1.5rem 1.25rem;
  }

  .site-header__nav.is-open {
    display: block;
  }

  .site-header__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }
}

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

.site-footer a {
  color: rgba(234, 244, 241, 0.82);
  text-decoration: none;
}

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

.site-footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 0.8fr) 1.2fr;
  gap: 2rem;
}

.site-footer__name {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-mist);
  margin-bottom: 0.75rem;
}

.site-footer__tagline,
.site-footer__newsletter-text {
  color: rgba(234, 244, 241, 0.7);
  font-size: 0.95rem;
}

.site-footer__address {
  font-style: normal;
  margin-top: 1.25rem;
  font-size: 0.9rem;
  line-height: 1.7;
}

.site-footer__heading {
  font-family: var(--font-serif);
  color: var(--color-sand);
  margin-bottom: 0.85rem;
  font-size: 1rem;
}

.site-footer__col li + li {
  margin-top: 0.45rem;
}

.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.newsletter-form input {
  flex: 1 1 10rem;
  min-width: 0;
  padding: 0.65rem 0.8rem;
  border-radius: var(--radius);
  border: 1px solid rgba(217, 199, 162, 0.35);
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-mist);
  font: inherit;
}

.site-footer__bottom {
  max-width: var(--max);
  margin: 2.5rem auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(234, 244, 241, 0.12);
  font-size: 0.85rem;
  color: rgba(234, 244, 241, 0.55);
}

@media (max-width: 960px) {
  .site-footer__inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
  }
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 50;
}

.cookie-banner__inner {
  max-width: 48rem;
  margin: 0 auto;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.18);
  box-shadow: var(--shadow-soft);
  border-radius: 10px;
  padding: 1.15rem 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
}

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

.cookie-banner__text {
  font-size: 0.92rem;
  margin: 0;
  max-width: 34rem;
}

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

/* Page shell */
.page__header {
  padding: 4rem 1.5rem 1.5rem;
}

.page__header-inner,
.page__body,
.section__inner,
.legal {
  max-width: var(--max);
  margin: 0 auto;
}

.page__body {
  padding: 0 1.5rem 3rem;
}

.page__eyebrow {
  text-transform: none;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--color-teal);
  margin-bottom: 0.75rem;
}

.page__title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 1rem;
  max-width: 18ch;
}

.page__lead {
  font-size: 1.1rem;
  max-width: 42rem;
  color: rgba(16, 22, 22, 0.82);
}

.section {
  padding: 3.5rem 1.5rem;
}

.section--tight {
  padding-top: 1.5rem;
}

.section__eyebrow {
  color: var(--color-teal);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  margin-bottom: 0.6rem;
}

.section__title {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin: 0 0 1rem;
  max-width: 16ch;
}

.section__intro {
  max-width: 38rem;
  margin-bottom: 2rem;
  color: rgba(16, 22, 22, 0.8);
}

/* Reveal / motion */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal-stagger].is-visible > *:nth-child(1) { transition-delay: 0.05s; }
[data-reveal-stagger].is-visible > *:nth-child(2) { transition-delay: 0.15s; }
[data-reveal-stagger].is-visible > *:nth-child(3) { transition-delay: 0.25s; }
[data-reveal-stagger].is-visible > *:nth-child(4) { transition-delay: 0.35s; }
[data-reveal-stagger].is-visible > *:nth-child(5) { transition-delay: 0.45s; }

[data-reveal-stagger].is-visible > * {
  opacity: 1;
  transform: none;
}

/* Hero — asymmetric editorial */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: end;
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2rem;
  min-height: calc(100vh - var(--header-h) - 2rem);
}

.hero__brand {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.08;
  color: var(--color-pine);
  margin: 0 0 1.25rem;
  max-width: 10ch;
}

.hero__kicker {
  display: inline-block;
  border-left: 2px solid var(--color-sand);
  padding-left: 0.85rem;
  color: var(--color-teal);
  font-size: 0.92rem;
  margin-bottom: 1.5rem;
}

.hero__lede {
  font-size: 1.12rem;
  max-width: 34rem;
  margin-bottom: 1.75rem;
}

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

.hero__media {
  position: relative;
  margin-bottom: 1.5rem;
}

.hero__media img {
  width: 100%;
  height: min(68vh, 560px);
  object-fit: cover;
  border-radius: 2px 2px 2px 48px;
  box-shadow: var(--shadow-soft);
  transform: translateY(var(--parallax, 0));
  will-change: transform;
}

.hero__caption {
  position: absolute;
  left: -1rem;
  bottom: 1.5rem;
  background: rgba(247, 244, 238, 0.94);
  border: 1px solid rgba(24, 59, 55, 0.15);
  padding: 0.85rem 1rem;
  max-width: 14rem;
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 1.75rem;
    padding-top: 2.5rem;
  }

  .hero__media {
    order: -1;
    margin-bottom: 0;
  }

  .hero__media img {
    height: 52vw;
    min-height: 240px;
    border-radius: 2px;
  }

  .hero__caption {
    left: 0.75rem;
    bottom: 0.75rem;
  }
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.card {
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.14);
  box-shadow: 0 10px 28px rgba(16, 22, 22, 0.05);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card__media {
  aspect-ratio: 16 / 11;
  overflow: hidden;
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.card:hover .card__media img {
  transform: scale(1.04);
}

.card__body {
  padding: 1.25rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card__title {
  font-size: 1.25rem;
  margin: 0 0 0.65rem;
}

.card__text {
  flex: 1;
  font-size: 0.98rem;
  color: rgba(16, 22, 22, 0.8);
}

.card__link {
  margin-top: 1rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--color-pine);
}

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

/* Offset / editorial blocks */
.offset {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2.5rem;
  align-items: center;
}

.offset--flip .offset__media {
  order: 2;
}

.offset__media img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  border-radius: 2px 40px 2px 2px;
  box-shadow: var(--shadow-soft);
}

.offset__body h2 {
  margin-top: 0;
}

@media (max-width: 860px) {
  .offset,
  .offset--flip {
    grid-template-columns: 1fr;
  }

  .offset--flip .offset__media {
    order: 0;
  }

  .offset__media img {
    border-radius: 2px;
  }
}

.quote-list {
  display: grid;
  gap: 1.25rem;
}

.quote {
  background: var(--color-ivory);
  border-left: 3px solid var(--color-teal);
  padding: 1.25rem 1.4rem;
  border: 1px solid rgba(24, 59, 55, 0.1);
  border-left-width: 3px;
}

.quote p {
  font-size: 1.02rem;
}

.quote__meta {
  font-size: 0.88rem;
  color: var(--color-teal);
  margin: 0;
}

.story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.story__panel {
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid rgba(24, 59, 55, 0.12);
  padding: 1.5rem;
}

@media (max-width: 760px) {
  .story {
    grid-template-columns: 1fr;
  }
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.14);
}

.pricing-table th,
.pricing-table td {
  text-align: left;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid rgba(24, 59, 55, 0.1);
  vertical-align: top;
}

.pricing-table th {
  font-family: var(--font-serif);
  background: rgba(46, 111, 106, 0.08);
  color: var(--color-pine);
}

.note-box {
  margin-top: 1.5rem;
  padding: 1.25rem 1.4rem;
  border: 1px dashed rgba(24, 59, 55, 0.25);
  background: rgba(217, 199, 162, 0.15);
}

.cohort-list {
  display: grid;
  gap: 1rem;
}

.cohort {
  display: grid;
  grid-template-columns: 1.4fr 1fr 0.8fr;
  gap: 1rem;
  padding: 1.25rem 1.4rem;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.14);
}

.cohort__name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-pine);
  margin: 0 0 0.35rem;
}

@media (max-width: 760px) {
  .cohort {
    grid-template-columns: 1fr;
  }
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.team-card__photo {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  width: 100%;
  margin-bottom: 1rem;
  filter: saturate(0.92);
}

@media (max-width: 860px) {
  .team-grid {
    grid-template-columns: 1fr;
  }
}

/* Forms */
.form {
  max-width: 36rem;
  display: grid;
  gap: 1rem;
}

.form__row {
  display: grid;
  gap: 0.4rem;
}

.form label {
  font-weight: 500;
  color: var(--color-pine);
}

.form input,
.form select,
.form textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid rgba(24, 59, 55, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.7);
  font: inherit;
  color: var(--color-ink);
}

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

.form__error {
  color: #8a2f2f;
  font-size: 0.88rem;
  margin: 0;
}

.form-status {
  margin: 0.5rem 0 0;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
}

.form-status.is-success {
  background: rgba(46, 111, 106, 0.12);
  color: var(--color-pine);
  border: 1px solid rgba(46, 111, 106, 0.25);
}

.form-status.is-error {
  background: rgba(138, 47, 47, 0.08);
  color: #8a2f2f;
  border: 1px solid rgba(138, 47, 47, 0.2);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-card {
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.14);
  padding: 1.5rem;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.legal h2 {
  margin-top: 2.25rem;
  font-size: 1.35rem;
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.92rem;
}

.legal th,
.legal td {
  border: 1px solid rgba(24, 59, 55, 0.15);
  padding: 0.7rem 0.8rem;
  text-align: left;
  vertical-align: top;
}

.legal th {
  background: rgba(46, 111, 106, 0.08);
}

.service-detail__hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
  margin-bottom: 2.5rem;
}

.service-detail__hero img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  border-radius: 2px 2px 36px 2px;
}

.detail-list {
  display: grid;
  gap: 0.65rem;
  margin: 1rem 0 1.5rem;
}

.detail-list li {
  padding-left: 1rem;
  position: relative;
}

.detail-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--color-teal);
}

.process-steps {
  counter-reset: step;
  display: grid;
  gap: 0.85rem;
  margin: 1.25rem 0 2rem;
}

.process-steps li {
  counter-increment: step;
  padding: 0.9rem 1rem 0.9rem 3.2rem;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.12);
  position: relative;
}

.process-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  color: var(--color-teal);
  font-weight: 700;
}

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

@media (max-width: 760px) {
  .blog-grid,
  .service-detail__hero {
    grid-template-columns: 1fr;
  }
}

.post-hero img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  margin: 0 0 2rem;
  border-radius: 2px;
}

.post-content {
  max-width: 42rem;
}

.post-content p {
  font-size: 1.05rem;
}

.faq details {
  border-bottom: 1px solid rgba(24, 59, 55, 0.12);
  padding: 1rem 0;
}

.faq summary {
  cursor: pointer;
  font-weight: 500;
  color: var(--color-pine);
}

.faq p {
  margin-top: 0.75rem;
  color: rgba(16, 22, 22, 0.8);
}

.error-page {
  text-align: center;
  padding: 6rem 1.5rem;
}

.error-page h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
}