:root {
  --color-mist: #EAF4F1;
  --color-pine: #183B37;
  --color-teal: #2E6F6A;
  --color-sand: #D9C7A2;
  --color-ink: #101616;
  --color-ivory: #F7F4EC;
  --color-graphite: #121A19;
  --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;
  --ease: cubic-bezier(0.22, 1, 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(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, 0.28), transparent 50%),
    linear-gradient(180deg, var(--color-mist) 0%, #f3f7f5 40%, var(--color-mist) 100%);
  min-height: 100vh;
}

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

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: 600;
  line-height: 1.25;
  color: var(--color-pine);
  margin: 0 0 0.75rem;
}

p {
  margin: 0 0 1rem;
}

ul, ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

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

.wrap {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.wrap--narrow {
  width: min(760px, calc(100% - 2.5rem));
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  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: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, 0.22);
  color: var(--color-pine);
  border-color: var(--color-sand);
}

.btn--secondary:hover {
  background: rgba(217, 199, 162, 0.4);
  color: var(--color-pine);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(234, 244, 241, 0.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(24, 59, 55, 0.12);
}

.site-header__inner {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

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

.site-header__mark {
  width: 0.85rem;
  height: 0.85rem;
  background: var(--color-teal);
  border-radius: 2px;
  box-shadow: 4px 4px 0 var(--color-sand);
}

.site-header__name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.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);
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

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

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--color-pine);
  text-decoration: none;
  font-size: 0.92rem;
  letter-spacing: 0.03em;
}

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

.site-nav__cta {
  padding: 0.45rem 0.85rem;
  background: var(--color-pine);
  color: var(--color-mist) !important;
  border-radius: var(--radius);
}

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

/* Hero variants */
.hero {
  padding: 4.5rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.hero--asymmetric {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: end;
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.hero__eyebrow {
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 1rem;
}

.hero__title {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  margin-bottom: 1.25rem;
  max-width: 14ch;
}

.hero__lede {
  font-size: 1.08rem;
  max-width: 36ch;
  color: rgba(16, 22, 22, 0.82);
  margin-bottom: 1.75rem;
}

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

.hero__media {
  position: relative;
}

.hero__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 2px;
  box-shadow: var(--shadow-soft);
  transform: translateY(0);
  will-change: transform;
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: auto -1.5rem -1.5rem auto;
  width: 55%;
  height: 35%;
  background: rgba(217, 199, 162, 0.45);
  z-index: -1;
}

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

.hero--page .hero__title {
  max-width: 18ch;
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section--offset {
  background: rgba(247, 244, 236, 0.55);
  border-block: 1px solid rgba(24, 59, 55, 0.08);
}

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

.section__header--stack {
  grid-template-columns: 1fr;
  max-width: 40rem;
}

.section__kicker {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 0.5rem;
}

.section__title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
}

.section__intro {
  color: rgba(16, 22, 22, 0.8);
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--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; }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

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

.card__media {
  aspect-ratio: 16 / 10;
  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(1.03);
}

.card__body {
  padding: 1.35rem 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card__title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card__text {
  flex: 1;
  font-size: 0.98rem;
  color: rgba(16, 22, 22, 0.82);
}

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

.card__link::after {
  content: " →";
}

/* Offset feature */
.feature-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: center;
}

.feature-split--reverse {
  grid-template-columns: 1.1fr 0.9fr;
}

.feature-split__media {
  position: relative;
}

.feature-split__media img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}

.feature-split--reverse .feature-split__media {
  order: 2;
}

.feature-split__list {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 1.75rem;
}

.feature-split__list li {
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(24, 59, 55, 0.12);
  padding-left: 1rem;
  position: relative;
}

.feature-split__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1rem;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--color-sand);
}

/* Quote / reviews */
.quote-list {
  display: grid;
  gap: 1.5rem;
}

.quote {
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.14);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
}

.quote__text {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--color-pine);
  margin-bottom: 1.25rem;
}

.quote__meta {
  font-size: 0.9rem;
  color: rgba(16, 22, 22, 0.7);
}

.quote__service {
  display: inline-block;
  margin-top: 0.35rem;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--color-teal);
}

.story-block {
  margin-top: 2.5rem;
  padding: 2rem;
  border-left: 3px solid var(--color-teal);
  background: rgba(234, 244, 241, 0.7);
}

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

.rate-table th,
.rate-table td {
  text-align: left;
  padding: 1rem 1.15rem;
  border-bottom: 1px solid rgba(24, 59, 55, 0.1);
  vertical-align: top;
}

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

.note-box {
  margin-top: 2rem;
  padding: 1.5rem;
  border: 1px dashed rgba(24, 59, 55, 0.25);
  background: rgba(217, 199, 162, 0.15);
}

/* Forms */
.form {
  display: grid;
  gap: 1.1rem;
  max-width: 36rem;
}

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

.form label {
  font-size: 0.9rem;
  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, 0.25);
  border-radius: var(--radius);
  background: #fff;
  font: inherit;
  color: var(--color-ink);
}

.form textarea {
  min-height: 8rem;
  resize: vertical;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: 2px solid var(--color-teal);
  outline-offset: 1px;
}

.field-error {
  color: #8a2e2e;
  font-size: 0.85rem;
  margin: 0;
}

.form-message {
  margin: 0.5rem 0 0;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.92rem;
}

.form-message--success {
  background: rgba(46, 111, 106, 0.12);
  color: var(--color-pine);
  border: 1px solid rgba(46, 111, 106, 0.3);
}

.form-message--error {
  background: rgba(138, 46, 46, 0.08);
  color: #8a2e2e;
  border: 1px solid rgba(138, 46, 46, 0.25);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
}

.contact-card {
  padding: 1.75rem;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.14);
}

.contact-card dt {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-top: 1rem;
}

.contact-card dt:first-child {
  margin-top: 0;
}

.contact-card dd {
  margin: 0.25rem 0 0;
}

/* Legal */
.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: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

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

/* Cohorts */
.cohort-list {
  display: grid;
  gap: 1.25rem;
}

.cohort {
  display: grid;
  grid-template-columns: 10rem 1fr auto;
  gap: 1.5rem;
  align-items: start;
  padding: 1.5rem;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.14);
  box-shadow: var(--shadow-soft);
}

.cohort__date {
  font-family: var(--font-serif);
  color: var(--color-pine);
  font-size: 1.05rem;
}

.cohort__meta {
  font-size: 0.9rem;
  color: rgba(16, 22, 22, 0.7);
  margin: 0;
}

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

.team-card__media {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  margin-bottom: 1rem;
}

.team-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Footer */
.site-footer {
  background: var(--color-graphite);
  color: rgba(234, 244, 241, 0.88);
  margin-top: 4rem;
  padding: 3.5rem 0 0;
}

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

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

.site-footer__inner {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2rem 1.5rem;
}

.site-footer__name {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-mist);
  margin-bottom: 0.25rem;
}

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

.site-footer__blurb {
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 28ch;
}

.site-footer__heading {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-sand);
  margin-bottom: 1rem;
}

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

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

.site-footer__newsletter {
  grid-column: 1 / -1;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(234, 244, 241, 0.12);
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1.5rem;
  align-items: end;
}

.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: start;
}

.newsletter-form input {
  flex: 1 1 14rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(234, 244, 241, 0.25);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-mist);
  font: inherit;
}

.newsletter-form input::placeholder {
  color: rgba(234, 244, 241, 0.45);
}

.site-footer__bar {
  margin-top: 2.5rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(234, 244, 241, 0.1);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(234, 244, 241, 0.55);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 200;
}

.cookie-banner__inner {
  width: min(920px, 100%);
  margin-inline: auto;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.2);
  box-shadow: var(--shadow-soft);
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.cookie-banner__title {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.cookie-banner__text {
  flex: 1 1 18rem;
}

.cookie-banner__text p {
  margin: 0;
  font-size: 0.92rem;
}

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

.cookie-banner__error {
  width: 100%;
  color: #8a2e2e;
  font-size: 0.85rem;
  margin: 0;
}

/* Detail pages */
.detail-hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 3rem;
}

.detail-hero img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}

.detail-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1.5rem 0;
}

.detail-meta div {
  padding: 1rem;
  background: rgba(247, 244, 236, 0.8);
  border: 1px solid rgba(24, 59, 55, 0.1);
}

.detail-meta dt {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-teal);
}

.detail-meta dd {
  margin: 0.3rem 0 0;
  font-family: var(--font-serif);
  color: var(--color-pine);
}

.process-steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.process-steps li {
  counter-increment: step;
  padding: 1rem 1rem 1rem 3.5rem;
  position: relative;
  background: var(--color-ivory);
  border: 1px solid rgba(24, 59, 55, 0.12);
}

.process-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 1rem;
  top: 1rem;
  font-family: var(--font-serif);
  color: var(--color-teal);
  font-size: 0.95rem;
}

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

.post-cover {
  margin: 1.5rem 0 2rem;
}

.post-cover img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}

.page-404 {
  text-align: center;
  padding: 6rem 0;
}

.page-404 h1 {
  font-size: 3rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero--asymmetric,
  .feature-split,
  .feature-split--reverse,
  .section__header,
  .contact-grid,
  .detail-hero,
  .cohort,
  .site-footer__inner,
  .site-footer__newsletter,
  .card-grid,
  .card-grid--3,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .feature-split--reverse .feature-split__media {
    order: 0;
  }

  .hero__title {
    max-width: none;
  }

  .site-header__toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: rgba(234, 244, 241, 0.97);
    border-bottom: 1px solid rgba(24, 59, 55, 0.12);
    display: none;
    padding: 0.75rem 1.25rem 1.25rem;
  }

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

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

  .hero--asymmetric {
    padding-top: 2.5rem;
  }
}

@media (max-width: 600px) {
  .detail-meta {
    grid-template-columns: 1fr;
  }

  .cookie-banner__actions {
    width: 100%;
  }

  .cookie-banner__actions .btn {
    flex: 1;
  }
}