:root {
  --color-chalk: #f7f5f1;
  --color-ivory: #f3efe6;
  --color-sand: #d8cfc0;
  --color-teal: #5f9e90;
  --color-teal-deep: #4a8578;
  --color-navy: #1b2a4a;
  --color-navy-soft: #2a3d63;
  --color-coral: #e07a5f;
  --color-text: #243047;
  --color-muted: #5c6b7a;
  --color-white: #ffffff;
  --font-serif: "Noto Serif TC", "Songti TC", serif;
  --font-sans: "Noto Sans TC", "PingFang TC", sans-serif;
  --radius-card: 14px;
  --radius-pill: 999px;
  --shadow-soft: 0 10px 28px rgba(27, 42, 74, 0.12);
  --space: clamp(1rem, 2vw, 1.75rem);
  --max: 1120px;
  --header-h: 4.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background:
    radial-gradient(ellipse at 12% 0%, rgba(95, 158, 144, 0.12), transparent 42%),
    radial-gradient(ellipse at 88% 8%, rgba(224, 122, 95, 0.08), transparent 36%),
    linear-gradient(180deg, var(--color-chalk) 0%, #eef3f1 48%, var(--color-chalk) 100%);
  line-height: 1.7;
  min-height: 100vh;
}

img {
  max-width: 100%;
  display: block;
  height: auto;
}

a {
  color: var(--color-navy);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--color-teal-deep);
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-navy);
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1em;
}

ul, ol {
  margin: 0 0 1em;
  padding-left: 1.2em;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.45rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid transparent;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.35s ease, box-shadow 0.35s ease, background 0.35s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
}

.btn--navy {
  background: var(--color-navy);
  color: var(--color-white);
}

.btn--navy:hover {
  color: var(--color-white);
  background: var(--color-navy-soft);
}

.btn--teal {
  background: var(--color-teal);
  color: var(--color-white);
}

.btn--teal:hover {
  color: var(--color-white);
  background: var(--color-teal-deep);
}

.btn--ghost {
  background: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

.btn--ghost:hover {
  color: var(--color-navy);
  background: rgba(255, 255, 255, 0.45);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  backdrop-filter: blur(14px);
  background: rgba(247, 245, 241, 0.72);
  border-bottom: 1px solid rgba(27, 42, 74, 0.08);
}

.site-header__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header__brand {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-navy);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 1.05rem;
}

.site-header__nav a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
}

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

.site-header__cta {
  background: var(--color-navy);
  color: var(--color-white) !important;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-pill);
}

.site-header__cta:hover {
  background: var(--color-navy-soft);
  color: var(--color-white) !important;
}

.site-header__toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.site-header__toggle span {
  display: block;
  height: 2px;
  margin: 5px 6px;
  background: var(--color-navy);
  border-radius: 2px;
}

/* Footer */
.site-footer {
  margin-top: 5rem;
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.86);
}

.site-footer a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
}

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

.site-footer__coral {
  height: 3px;
  background: var(--color-coral);
}

.site-footer__inner {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  padding: 3.5rem 0 2rem;
}

.site-footer__heading {
  color: var(--color-white);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.site-footer__cta {
  max-width: 36rem;
  margin-bottom: 2.75rem;
}

.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.site-footer h3 {
  color: var(--color-sand);
  font-size: 0.95rem;
  margin-bottom: 0.85rem;
}

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

.site-footer li {
  margin-bottom: 0.45rem;
}

.site-footer__address {
  font-size: 0.92rem;
  line-height: 1.55;
}

.site-footer__social {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.site-footer__social a {
  opacity: 0.7;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

.site-footer__copy {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
}

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-banner__inner {
  max-width: 720px;
  margin-inline: auto;
  background: var(--color-ivory);
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-card);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.cookie-banner__inner p {
  margin: 0;
  flex: 1 1 16rem;
  font-size: 0.92rem;
}

.cookie-banner__actions {
  display: flex;
  gap: 0.6rem;
}

/* Cards */
.card {
  background: var(--color-ivory);
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-card);
  overflow: hidden;
  position: relative;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.card__media {
  aspect-ratio: 3 / 2;
  object-fit: cover;
  width: 100%;
}

.card__body {
  padding: 1.25rem 1.35rem 1.5rem;
}

.card__meta {
  color: var(--color-teal-deep);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.35rem;
}

.card__title {
  font-size: 1.2rem;
  margin-bottom: 0.45rem;
}

.card__title a {
  text-decoration: none;
  color: inherit;
}

.card__text {
  color: var(--color-muted);
  font-size: 0.95rem;
  margin-bottom: 0.9rem;
}

/* Sections */
.section {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.section--sand {
  background: rgba(216, 207, 192, 0.28);
}

.section__eyebrow {
  color: var(--color-coral);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.section__lead {
  max-width: 38rem;
  color: var(--color-muted);
  font-size: 1.05rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

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

/* Hero variations */
.hero-split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: end;
  padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(2rem, 4vw, 3rem);
  min-height: calc(100vh - var(--header-h) - 2rem);
}

.hero-split__copy h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  max-width: 12ch;
  margin-bottom: 0.75rem;
}

.hero-split__brand {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: var(--color-teal-deep);
  margin-bottom: 0.85rem;
  letter-spacing: 0.02em;
}

.hero-split__text {
  max-width: 34rem;
  color: var(--color-muted);
  font-size: 1.08rem;
  margin-bottom: 1.5rem;
}

.hero-split__visual {
  position: relative;
  min-height: 420px;
}

.hero-split__visual img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  border-radius: 18px 18px 60px 18px;
  border: 1px solid var(--color-navy);
}

.hero-split__layer {
  position: absolute;
  width: 48%;
  bottom: -1.5rem;
  left: -1.25rem;
  border-radius: 14px;
  border: 1px solid var(--color-navy);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.hero-split__layer img {
  min-height: 160px;
  height: 180px;
  border-radius: 0;
  border: 0;
}

.page-hero {
  padding: 3.5rem 0 2rem;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  max-width: 16ch;
}

.page-hero p {
  max-width: 40rem;
  color: var(--color-muted);
  font-size: 1.05rem;
}

.page-hero--image {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.page-hero--image img {
  border-radius: 16px 40px 16px 16px;
  border: 1px solid var(--color-navy);
  min-height: 280px;
  object-fit: cover;
  width: 100%;
}

/* Home specific */
.offer-feature {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
}

.offer-feature img {
  border-radius: var(--radius-card);
  border: 1px solid var(--color-navy);
  min-height: 320px;
  object-fit: cover;
  width: 100%;
}

.offer-feature__list {
  list-style: none;
  padding: 0;
}

.offer-feature__list li {
  padding: 0.65rem 0;
  border-bottom: 1px solid rgba(27, 42, 74, 0.12);
}

.quote-block {
  background: var(--color-ivory);
  border-left: 3px solid var(--color-coral);
  padding: 1.5rem 1.75rem;
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
}

.quote-block p {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-navy);
}

.quote-block cite {
  display: block;
  margin-top: 0.75rem;
  font-style: normal;
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Service detail */
.detail-layout {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 2rem;
  align-items: start;
}

.detail-aside {
  position: sticky;
  top: calc(var(--header-h) + 1rem);
  background: var(--color-ivory);
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-card);
  padding: 1.4rem;
}

.detail-aside dt {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.85rem;
}

.detail-aside dd {
  margin: 0.2rem 0 0;
  font-weight: 500;
}

.process-steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
}

.process-steps li {
  counter-increment: step;
  position: relative;
  padding: 1rem 0 1rem 3.2rem;
  border-bottom: 1px solid rgba(27, 42, 74, 0.1);
}

.process-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1rem;
  font-family: var(--font-serif);
  color: var(--color-teal);
  font-size: 1.2rem;
}

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

.form__field {
  display: grid;
  gap: 0.35rem;
}

.form__field label {
  font-weight: 500;
  font-size: 0.92rem;
}

.form__field input,
.form__field select,
.form__field textarea {
  font: inherit;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--color-navy);
  border-radius: 10px;
  background: var(--color-white);
  color: var(--color-text);
}

.form__field textarea {
  min-height: 140px;
  resize: vertical;
}

.form__field .error {
  color: #a33b2b;
  font-size: 0.85rem;
}

.form__field.is-invalid input,
.form__field.is-invalid select,
.form__field.is-invalid textarea {
  border-color: #a33b2b;
  outline-color: #a33b2b;
}

.form__status {
  padding: 0.85rem 1rem;
  border-radius: 10px;
  font-size: 0.95rem;
}

.form__status--success {
  background: rgba(95, 158, 144, 0.18);
  border: 1px solid var(--color-teal);
}

.form__status--error {
  background: rgba(224, 122, 95, 0.15);
  border: 1px solid var(--color-coral);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
}

.contact-card {
  background: var(--color-ivory);
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-card);
  padding: 1.5rem;
}

/* Pricing table */
.rate-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-ivory);
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.rate-table th,
.rate-table td {
  text-align: left;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid rgba(27, 42, 74, 0.12);
  vertical-align: top;
}

.rate-table th {
  background: rgba(27, 42, 74, 0.06);
  font-family: var(--font-serif);
}

.rate-table tr:last-child td {
  border-bottom: 0;
}

/* Reviews */
.review-list {
  display: grid;
  gap: 1.25rem;
}

.review-item {
  background: var(--color-ivory);
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-card);
  padding: 1.4rem 1.5rem;
}

.review-item__service {
  font-size: 0.8rem;
  color: var(--color-teal-deep);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.review-item blockquote {
  margin: 0 0 0.85rem;
  font-size: 1.02rem;
}

.review-item footer {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.story {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1.75rem;
  align-items: center;
}

.story img {
  border-radius: var(--radius-card);
  border: 1px solid var(--color-navy);
  min-height: 260px;
  object-fit: cover;
  width: 100%;
}

/* Legal */
.legal {
  max-width: 46rem;
}

.legal h2 {
  margin-top: 2rem;
  font-size: 1.35rem;
}

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

.legal th,
.legal td {
  border: 1px solid rgba(27, 42, 74, 0.2);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.legal th {
  background: var(--color-ivory);
}

/* Cohort calendar custom page */
.cohort-list {
  display: grid;
  gap: 1rem;
}

.cohort-item {
  display: grid;
  grid-template-columns: 8rem 1fr auto;
  gap: 1.25rem;
  align-items: center;
  background: var(--color-ivory);
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-card);
  padding: 1.2rem 1.4rem;
}

.cohort-item__date {
  font-family: var(--font-serif);
  color: var(--color-navy);
  font-size: 1.05rem;
}

.cohort-item__meta {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin: 0;
}

/* 404 */
.error-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1rem;
}

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

/* Motion */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.9s ease, transform 0.9s 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; }

[data-parallax] {
  will-change: transform;
  transition: transform 0.2s linear;
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.team-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-navy);
  margin-bottom: 0.85rem;
}

.team-card h3 {
  margin-bottom: 0.2rem;
  font-size: 1.15rem;
}

.team-card p {
  color: var(--color-muted);
  font-size: 0.92rem;
}

.prose {
  max-width: 42rem;
}

.prose h2 {
  margin-top: 2rem;
}

.post-hero img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-navy);
  margin: 1.5rem 0 2rem;
}

.muted {
  color: var(--color-muted);
}

.stack-sm > * + * {
  margin-top: 0.75rem;
}

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

  .site-header__nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: rgba(247, 245, 241, 0.97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(27, 42, 74, 0.1);
    display: none;
  }

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

  .site-header__cta {
    text-align: center;
  }

  .hero-split,
  .offer-feature,
  .detail-layout,
  .contact-grid,
  .page-hero--image,
  .story,
  .site-footer__cols,
  .grid-3,
  .grid-2,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .hero-split {
    min-height: auto;
  }

  .hero-split__layer {
    display: none;
  }

  .cohort-item {
    grid-template-columns: 1fr;
  }

  .detail-aside {
    position: static;
  }
}