/* ==========================================================================
   BOWEN COMMONS / 香港博文堂
   SITE STYLES
   --------------------------------------------------------------------------
   Depends on tokens.css. Organised as:
     1. Reset and base
     2. Typography and utilities
     3. Header and navigation
     4. Hero
     5. Goals band
     6. Story
     7. Interlude image
     8. Impact
     9. Services
    10. Closing and contact
    11. Footer
    12. Legal pages
    13. Motion and reveal
    14. Responsive
    15. Print and reduced motion
   ========================================================================== */

/* ---------------------------------------------------------- 1. RESET + BASE */

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

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  min-height: 100dvh;
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-body);
  letter-spacing: var(--tracking-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-synthesis-weight: none;
}

img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

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

ul,
ol {
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--fw-semibold);
  line-height: var(--lh-heading);
  letter-spacing: var(--tracking-display);
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

::selection {
  background-color: var(--selection-bg);
  color: var(--selection-text);
}

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 1px;
}

/* A quiet scrollbar in both schemes. */
@supports (scrollbar-color: auto) {
  html {
    scrollbar-color: var(--border-strong) transparent;
    scrollbar-width: thin;
  }
}

/* ------------------------------------------------- 2. TYPE, LINKS, UTILITIES */

.u-container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.u-narrow {
  max-width: var(--container-narrow);
}

.u-visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* Keep a Chinese compound or brand name intact across a line break. */
.nobr {
  white-space: nowrap;
}

/* A hand-set clause break for the wider two-column layouts. */
.br-wide {
  display: none;
}

@media (min-width: 560px) {
  .br-wide {
    display: inline;
  }
}

.skip-link {
  position: fixed;
  top: -6rem;
  left: var(--space-3);
  z-index: var(--z-skip);
  padding: var(--space-3) var(--space-5);
  background-color: var(--bg-inverse);
  color: var(--text-inverse);
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  transition: top var(--dur-fast) var(--ease-standard);
}

.skip-link:focus-visible {
  top: var(--space-3);
  outline-color: var(--focus-ring);
}

.section {
  padding-block: var(--section-pad);
}

.section--tight {
  padding-block: var(--section-pad-tight);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0;
  color: var(--text-muted);
  font-size: var(--fs-label);
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  line-height: 1;
}

.section-label::before {
  content: "";
  width: 1.5rem;
  height: 1px;
  background-color: var(--accent);
}

.section-label--plain::before {
  display: none;
}

/* Anchor targets clear the fixed header. */
#story,
#services,
#contact,
#main {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

[data-top-sentinel] {
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.display {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-display);
  letter-spacing: var(--tracking-display);
}

.h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-heading);
}

.lead {
  font-size: var(--fs-lead);
  line-height: var(--lh-lead);
  color: var(--text-soft);
}

.prose > p + p {
  margin-top: 1.35em;
}

.prose {
  max-width: 36em;
  color: var(--text-soft);
}

.prose--wide {
  max-width: 42em;
}

.prose strong {
  font-weight: var(--fw-semibold);
  color: var(--text);
}

/* An inline emphasis that reads as a brush stroke, not a highlighter. */
.ink-underline {
  color: var(--text);
  font-weight: var(--fw-semibold);
  background-image: linear-gradient(var(--accent-line), var(--accent-line));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 100% 1px;
  padding-bottom: 0.06em;
}

/* ------------------------------------------------------ 3. HEADER AND NAV */

.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  background-color: transparent;
  transition:
    background-color var(--dur-base) var(--ease-standard),
    border-color var(--dur-base) var(--ease-standard);
}

.site-header.is-scrolled {
  background-color: var(--bg);
  background-color: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom-color: var(--border-subtle);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  width: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
  line-height: 1;
}

.brand__mark {
  width: auto;
  height: 1.6rem;
  filter: var(--logo-filter, none);
  transition: filter var(--dur-base) var(--ease-standard), opacity var(--dur-fast) linear;
}

.brand:hover .brand__mark {
  opacity: 0.72;
}

.brand__divider {
  width: 1px;
  height: 1.1rem;
  background-color: var(--border);
}

.brand__wordmark {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-wordmark);
  text-transform: uppercase;
  color: var(--text-soft);
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}

.site-nav__link {
  position: relative;
  display: inline-block;
  padding-block: var(--space-2);
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
  color: var(--text-soft);
  transition: color var(--dur-fast) var(--ease-standard);
}

.site-nav__link::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-end: 0.35rem;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform var(--dur-base) var(--ease-out);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--text);
}

.site-nav__link:hover::after,
.site-nav__link:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left center;
}

.site-nav__link[aria-current="page"] {
  color: var(--text);
}

.site-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  background-color: var(--accent);
}

.theme-toggle {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  color: var(--text-soft);
  background-color: transparent;
  transition:
    border-color var(--dur-fast) var(--ease-standard),
    color var(--dur-fast) var(--ease-standard),
    background-color var(--dur-fast) var(--ease-standard),
    transform var(--dur-fast) var(--ease-standard);
}

.theme-toggle:hover {
  color: var(--text);
  border-color: var(--border-strong);
  background-color: var(--accent-soft);
}

.theme-toggle:active {
  transform: scale(0.94);
}

.theme-toggle__icon {
  grid-area: 1 / 1;
  width: 1.05rem;
  height: 1.05rem;
  transition:
    opacity var(--dur-base) var(--ease-standard),
    transform var(--dur-slow) var(--ease-out);
}

.theme-toggle__icon--sun {
  opacity: 0;
  transform: rotate(-70deg) scale(0.6);
}

.theme-toggle__icon--moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

:root[data-theme="dark"] .theme-toggle__icon--sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

:root[data-theme="dark"] .theme-toggle__icon--moon {
  opacity: 0;
  transform: rotate(70deg) scale(0.6);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle__icon--sun {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }

  :root:not([data-theme="light"]) .theme-toggle__icon--moon {
    opacity: 0;
    transform: rotate(70deg) scale(0.6);
  }
}

/* Hamburger: two rules that become a close mark. */
.menu-toggle {
  display: none;
  position: relative;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  color: var(--text);
}

.menu-toggle__bars {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1rem;
  height: 0.5rem;
}

.menu-toggle__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-fast) linear;
}

.menu-toggle__bars span:first-child {
  top: 0;
}

.menu-toggle__bars span:last-child {
  bottom: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:first-child {
  transform: translateY(0.22rem) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:last-child {
  transform: translateY(-0.22rem) rotate(-45deg);
}

/* Mobile menu panel */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-menu);
  display: grid;
  grid-template-rows: var(--header-h) 1fr auto;
  background-color: var(--bg-overlay);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  visibility: hidden;
  opacity: 0;
  transition:
    opacity var(--dur-base) var(--ease-standard),
    visibility 0s linear var(--dur-base);
}

.mobile-menu.is-open {
  visibility: visible;
  opacity: 1;
  transition:
    opacity var(--dur-base) var(--ease-standard),
    visibility 0s linear 0s;
}

.mobile-menu__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: var(--gutter);
}

.mobile-menu__close {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  color: var(--text);
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-7) var(--gutter);
}

.mobile-menu__link {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 2.75rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--text-soft);
  border-top: 1px solid var(--border-subtle);
  padding-block: 0.35em;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  opacity: 0;
  transform: translateY(0.75rem);
  transition:
    opacity var(--dur-base) var(--ease-standard),
    transform var(--dur-base) var(--ease-out),
    color var(--dur-fast) linear;
}

.mobile-menu.is-open .mobile-menu__link {
  opacity: 1;
  transform: none;
  transition-delay: calc(0.06s + var(--i, 0) * 0.05s);
}

.mobile-menu__link:hover {
  color: var(--text);
}

.mobile-menu__link[aria-current="page"] {
  color: var(--accent);
}

.mobile-menu__link small {
  font-family: var(--font-body);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.mobile-menu__foot {
  padding: var(--space-5) var(--gutter) var(--space-7);
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: var(--fs-small);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  justify-content: space-between;
}

.mobile-menu__foot a:hover {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

body.is-locked {
  overflow: hidden;
}

/* -------------------------------------------------------------- 4. HERO */

.hero {
  position: relative;
  padding-block-start: var(--hero-pad-top);
  padding-block-end: clamp(2rem, 4vw, 4rem);
  min-height: min(100dvh, 60rem);
  display: flex;
  align-items: stretch;
}

.hero__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: center;
  gap: var(--grid-gap);
  width: 100%;
}

.hero__copy {
  grid-column: 1 / span 7;
  position: relative;
  z-index: 1;
  padding-block: clamp(1rem, 3vw, 3rem);
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--text-muted);
  font-size: var(--fs-label);
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}

.hero__eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background-color: var(--accent);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-hero);
  letter-spacing: var(--tracking-hero);
  color: var(--text-strong);
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
}

.hero__title-line {
  display: block;
  white-space: nowrap;
}

.hero__title-line--two {
  padding-inline-start: 0.9em;
}

.hero__lead {
  max-width: 30em;
  color: var(--text-soft);
  font-size: var(--fs-lead);
  line-height: 1.9;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
  margin-top: clamp(2rem, 3.5vw, 2.75rem);
}

.hero__media {
  grid-column: 8 / -1;
  position: relative;
  align-self: stretch;
  min-height: clamp(22rem, 58vw, 38rem);
  margin-inline-end: calc(var(--gutter) * -1);
  overflow: hidden;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 38%;
  filter: var(--img-filter);
  animation: hero-image-in 1.6s var(--ease-out) 0.15s both;
}

/* --------------------------------------------------------- 5. GOALS BAND */

.goals {
  border-block: 1px solid var(--border);
  background-color: var(--bg);
}

.goals__lead {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--grid-gap);
  padding-block: clamp(2.75rem, 5vw, 4.5rem);
  border-bottom: 1px solid var(--border-subtle);
}

.goals__sentence {
  grid-column: 1 / span 8;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  line-height: 1.7;
  color: var(--text);
  font-weight: var(--fw-regular);
}

.goals__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.goal {
  position: relative;
  padding: clamp(2rem, 4vw, 3.5rem) clamp(1.25rem, 2.5vw, 2.5rem);
  border-left: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 14rem;
  justify-content: space-between;
  overflow: hidden;
}

.goal:first-child {
  border-left: 0;
  padding-left: 0;
}

.goal__word {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1rem + 2.6vw, 3rem);
  font-weight: var(--fw-semibold);
  line-height: 1.3;
  letter-spacing: 0.04em;
  color: var(--text);
  transition: color var(--dur-base) var(--ease-standard);
}

.goal__en {
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-muted);
}

.goal::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  height: 2px;
  background-color: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-slow) var(--ease-out);
}

.goal:hover::after {
  transform: scaleX(1);
}

.goal:hover .goal__word {
  color: var(--accent);
}

/* -------------------------------------------------------------- 6. STORY */

.story__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--grid-gap);
  align-items: start;
}

.story__media {
  grid-column: 1 / span 5;
  position: sticky;
  top: calc(var(--header-h) + 2.5rem);
}

.story__frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background-color: var(--bg-sunken);
}

.story__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: var(--img-filter);
  transition: transform 1.2s var(--ease-out), filter var(--dur-slow) linear;
}

.story__frame:hover .story__img {
  transform: scale(1.035);
  filter: var(--img-filter-hover);
}

.story__inset {
  position: absolute;
  right: -2.25rem;
  bottom: -2.25rem;
  width: 38%;
  border: 6px solid var(--bg);
  background-color: var(--bg);
  overflow: hidden;
  aspect-ratio: 1;
}

.story__inset img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: var(--img-filter);
}

.story__body {
  grid-column: 7 / -1;
  padding-block-start: clamp(0rem, 2vw, 2rem);
}

.story__title {
  margin-block: var(--space-5) var(--space-6);
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  font-weight: var(--fw-semibold);
}

.story__title em {
  font-style: normal;
  color: var(--accent);
}

.story__body .prose {
  max-width: 33em;
}

.story__quote {
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  padding-top: clamp(1.75rem, 3vw, 2.5rem);
  border-top: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 1.05rem + 0.9vw, 1.65rem);
  line-height: 1.75;
  color: var(--text);
  max-width: 22em;
}

.story__quote > span {
  display: block;
  margin-top: var(--space-4);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------------------------------------------------------- 7. INTERLUDE */

.interlude {
  position: relative;
  height: clamp(18rem, 46vw, 36rem);
  overflow: hidden;
  background-color: var(--bg-sunken);
}

.interlude__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 60%;
  filter: var(--img-filter);
  will-change: transform;
}

@supports (animation-timeline: view()) {
  .interlude__img {
    animation: interlude-drift linear both;
    animation-timeline: view();
    animation-range: entry 0% exit 100%;
  }
}

@keyframes interlude-drift {
  from {
    transform: scale(1.14) translate3d(0, -2.5%, 0);
  }

  to {
    transform: scale(1.14) translate3d(0, 2.5%, 0);
  }
}

/* ------------------------------------------------------------- 8. IMPACT */

.impact__head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--grid-gap);
  align-items: end;
  padding-bottom: clamp(2rem, 3vw, 3rem);
  border-bottom: 1px solid var(--border);
}

.impact__title {
  grid-column: 1 / span 6;
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  line-height: 1.45;
  font-weight: var(--fw-semibold);
}

.impact__intro {
  grid-column: 8 / -1;
  color: var(--text-muted);
  font-size: var(--fs-small);
  line-height: 1.9;
  max-width: 30em;
}

.impact__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--border);
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
}

.impact__item {
  padding-block: clamp(2.25rem, 4vw, 3.5rem);
  padding-inline-end: clamp(1rem, 3vw, 3rem);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1rem, 2vw, 2rem);
  align-items: start;
}

.impact__item + .impact__item {
  border-left: 1px solid var(--border);
  padding-inline: clamp(1.5rem, 3vw, 3rem) 0;
}

.impact__index {
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--accent);
  padding-top: 0.55em;
  font-variant-numeric: tabular-nums;
}

.impact__item h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 1.1rem + 0.9vw, 1.9rem);
  line-height: 1.55;
  margin-bottom: var(--space-4);
  font-weight: var(--fw-semibold);
}

.impact__item p {
  color: var(--text-muted);
  font-size: var(--fs-body);
  line-height: 1.95;
  max-width: 26em;
}

/* ----------------------------------------------------------- 9. SERVICES */

.services {
  background-color: var(--bg-sunken);
  border-block: 1px solid var(--border-subtle);
}

.services__head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--grid-gap);
  align-items: end;
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
}

.services__title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: var(--fw-semibold);
}

.services__heading {
  grid-column: 1 / span 7;
}

.services__intro {
  grid-column: 9 / -1;
  color: var(--text-muted);
  font-size: var(--fs-small);
  line-height: 1.9;
}

.services .section-label {
  margin-bottom: var(--space-4);
}

.services__list {
  border-top: 1px solid var(--border);
}

.service {
  position: relative;
  display: grid;
  grid-template-columns: 4rem 1fr auto;
  align-items: center;
  gap: clamp(1rem, 3vw, 3rem);
  padding-block: clamp(1.35rem, 2.4vw, 2.1rem);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.service__index {
  font-size: var(--fs-meta);
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  transition: color var(--dur-base) var(--ease-standard);
}

.service__name {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 1rem + 2.2vw, 2.6rem);
  font-weight: var(--fw-semibold);
  line-height: 1.35;
  letter-spacing: 0.03em;
  color: var(--text);
  transition: transform var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-standard);
}

.service__name a {
  color: inherit;
}

/* Stretched link: the whole row is the target, the heading stays semantic. */
.service__name a::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.service__arrow {
  width: 1.15rem;
  height: 1.15rem;
  color: var(--text-muted);
  opacity: 0.6;
  transition:
    opacity var(--dur-base) var(--ease-standard),
    transform var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-standard);
}

.service:hover .service__arrow,
.service:focus-within .service__arrow {
  opacity: 1;
  color: var(--accent);
  transform: translate(0.15rem, -0.15rem);
}

.service::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-end: 0;
  width: 100%;
  height: 1px;
  background-color: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-slow) var(--ease-out);
}

.service:hover::before,
.service:focus-within::before {
  transform: scaleX(1);
}

.service:hover .service__name {
  transform: translateX(0.4rem);
}

.service:hover .service__index {
  color: var(--accent);
}

/* --------------------------------------------------- 10. CLOSING + CONTACT */

.closing {
  padding-block: var(--section-pad) clamp(3rem, 6vw, 5rem);
}

.closing__statement {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--grid-gap);
  align-items: center;
  padding-bottom: clamp(2.5rem, 4vw, 4rem);
  border-bottom: 1px solid var(--border);
}

.closing__copy {
  grid-column: 1 / span 7;
}

.closing__line {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 1.3rem + 4.6vw, 5rem);
  line-height: 1.28;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.03em;
}

.closing__line span {
  color: var(--accent);
}

.closing__aside {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--text-muted);
  font-size: var(--fs-small);
  line-height: 1.95;
  max-width: 26em;
}

.closing__media {
  grid-column: 9 / -1;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background-color: var(--bg-sunken);
}

.closing__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 45%;
  filter: var(--img-filter);
  transition: transform 1.2s var(--ease-out), filter var(--dur-slow) linear;
}

.closing__media:hover img {
  transform: scale(1.03);
  filter: var(--img-filter-hover);
}

.contact {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--grid-gap);
  padding-top: clamp(2.5rem, 4vw, 3.5rem);
}

.contact__brand {
  grid-column: 1 / span 5;
}

.contact__mark {
  height: 1.9rem;
  width: auto;
  margin-bottom: var(--space-5);
  filter: var(--logo-filter, none);
}

.contact__desc {
  color: var(--text-muted);
  font-size: var(--fs-small);
  line-height: 1.95;
  max-width: 24em;
}

.contact__motto {
  margin-top: var(--space-5);
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  line-height: 1.7;
  color: var(--text-soft);
}

.contact__motto span {
  display: block;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  color: var(--text-muted);
  margin-top: var(--space-2);
  letter-spacing: 0.04em;
}

.contact__cols {
  grid-column: 7 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--grid-gap);
}

.contact__label {
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.contact__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--fs-body);
  line-height: 1.75;
}

.contact__list a {
  position: relative;
  display: inline-block;
  width: fit-content;
  color: var(--text);
  background-image: linear-gradient(var(--accent-line), var(--accent-line));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 1px;
  transition: background-size var(--dur-base) var(--ease-out), color var(--dur-fast) linear;
}

.contact__list a:hover,
.contact__list a:focus-visible {
  background-size: 100% 1px;
  color: var(--accent);
}

.contact__address {
  color: var(--text-muted);
  font-style: normal;
  max-width: 16em;
}

.contact__privacy {
  grid-column: 1 / -1;
  margin-top: clamp(2rem, 3vw, 2.75rem);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: var(--fs-meta);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.contact__privacy a {
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 0.3em;
  text-decoration-color: var(--border-strong);
}

.contact__privacy a:hover {
  color: var(--accent);
}

/* ------------------------------------------------------------- 11. FOOTER */

.site-footer {
  border-top: 1px solid var(--border);
  padding-block: var(--space-6);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3) var(--space-5);
  color: var(--text-muted);
  font-size: var(--fs-meta);
  letter-spacing: 0.03em;
}

.site-footer__top-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-muted);
}

.site-footer__top-link:hover {
  color: var(--text);
}

.site-footer__top-link svg {
  width: 0.85rem;
  height: 0.85rem;
  transition: transform var(--dur-fast) var(--ease-standard);
}

.site-footer__top-link:hover svg {
  transform: translateY(-2px);
}

/* -------------------------------------------------------- 12. LEGAL PAGES */

.legal-hero {
  padding-block-start: calc(var(--header-h) + clamp(3rem, 7vw, 6rem));
  padding-block-end: clamp(2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--border);
}

.legal-hero__label {
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-5);
}

.legal-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 1.4rem + 3.6vw, 4rem);
  line-height: 1.28;
  font-weight: var(--fw-semibold);
}

.legal-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  margin-top: var(--space-5);
  color: var(--text-muted);
  font-size: var(--fs-small);
}

.legal-hero__intro {
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
  max-width: 44em;
  color: var(--text-soft);
  font-size: var(--fs-lead);
  line-height: var(--lh-lead);
}

.legal {
  display: grid;
  grid-template-columns: minmax(0, 16rem) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 6rem);
  padding-block: clamp(2.5rem, 5vw, 4.5rem) var(--section-pad-tight);
  align-items: start;
}

.legal__toc {
  position: sticky;
  top: calc(var(--header-h) + 2rem);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-top: 1px solid var(--border);
  padding-top: var(--space-4);
  max-height: calc(100dvh - var(--header-h) - 4rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

.legal__article section {
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.legal__toc-title {
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.legal__toc a {
  font-size: var(--fs-small);
  line-height: 1.6;
  color: var(--text-muted);
  display: block;
  padding-block: 0.15rem;
  border-left: 1px solid transparent;
  padding-left: var(--space-3);
  margin-left: -1px;
  transition: color var(--dur-fast) linear, border-color var(--dur-fast) linear;
}

.legal__toc a:hover,
.legal__toc a.is-active {
  color: var(--text);
  border-left-color: var(--accent);
}

.legal__article {
  max-width: 46rem;
}

.legal__article section + section {
  margin-top: clamp(2.25rem, 4vw, 3.25rem);
  padding-top: clamp(2.25rem, 4vw, 3.25rem);
  border-top: 1px solid var(--border-subtle);
}

.legal__article h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-4);
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.legal__article h3 {
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
  margin-block: var(--space-5) var(--space-3);
}

.legal__article p,
.legal__article li {
  color: var(--text-soft);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
}

.legal__article p + p {
  margin-top: 0.9em;
}

.legal__article ul,
.legal__article ol {
  margin-block: var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-left: 0;
}

.legal__article ul > li {
  position: relative;
  padding-left: 1.1em;
}

.legal__article ul > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95em;
  width: 0.4em;
  height: 1px;
  background-color: var(--accent);
}

.legal__article ol {
  counter-reset: legal-list;
}

.legal__article ol > li {
  counter-increment: legal-list;
  position: relative;
  padding-left: 1.9em;
}

.legal__article ol > li::before {
  content: counter(legal-list) ".";
  position: absolute;
  left: 0;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.95em;
}

.legal__article a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
}

.legal__article a:hover {
  color: var(--text);
}

.legal__note {
  margin-top: var(--space-6);
  padding: var(--space-5);
  background-color: var(--bg-sunken);
  border-left: 2px solid var(--accent);
  color: var(--text-muted);
  font-size: var(--fs-small);
  line-height: 1.85;
}

.legal__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  font-size: var(--fs-small);
  color: var(--text-muted);
}

.legal__back:hover {
  color: var(--accent);
}

.legal__back svg {
  width: 0.9rem;
  height: 0.9rem;
}

/* ------------------------------------------------------------ 12b. NOT FOUND */

.notfound {
  min-height: calc(100dvh - var(--header-h));
  display: flex;
  align-items: center;
  padding-block: calc(var(--header-h) + clamp(4rem, 10vw, 8rem)) var(--section-pad);
}

.notfound__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 1.4rem + 4vw, 4.5rem);
  line-height: 1.25;
  font-weight: var(--fw-semibold);
}

.notfound__text {
  margin-top: var(--space-5);
  max-width: 32em;
  color: var(--text-muted);
  line-height: var(--lh-body);
}

.notfound__text a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.notfound__action {
  margin-top: clamp(2rem, 4vw, 3rem);
}

/* -------------------------------------------------------- 13. MOTION + JS */

/* Elements are only hidden once JavaScript has confirmed it can observe them. */
.js .reveal {
  opacity: 0;
  transform: translateY(0.9rem);
  transition:
    opacity var(--dur-reveal) var(--ease-out),
    transform var(--dur-reveal) var(--ease-out);
  transition-delay: calc(var(--i, 0) * var(--stagger));
  will-change: opacity, transform;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Hero entrance. Pure CSS so the first paint is already in motion. */
.hero [data-hero] {
  opacity: 0;
  transform: translateY(1.1rem);
  animation: rise-in 0.95s var(--ease-out) forwards;
  animation-delay: calc(var(--d, 0) * 110ms + 100ms);
}

.hero__title {
  animation-delay: 220ms;
}

.hero__lead {
  animation-delay: 380ms;
}

.hero__actions {
  animation-delay: 520ms;
}

@keyframes rise-in {
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes hero-image-in {
  from {
    opacity: 0;
    transform: scale(1.06);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes hero-image-in {
  from {
    opacity: 0;
    transform: scale(1.06);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Cross-document transitions where supported. */
@view-transition {
  navigation: auto;
}

@media (prefers-reduced-motion: no-preference) {
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation-duration: 280ms;
    animation-timing-function: var(--ease-standard);
  }

  /* Theme change: the new scheme is wiped in from the switch itself. */
  .is-theme-transition::view-transition-old(root) {
    animation: none;
    z-index: 1;
  }

  .is-theme-transition::view-transition-new(root) {
    animation: theme-wipe 520ms var(--ease-out) both;
    z-index: 2;
  }
}

@keyframes theme-wipe {
  from {
    clip-path: circle(0% at var(--vt-x, 50%) var(--vt-y, 50%));
  }

  to {
    clip-path: circle(var(--vt-r, 150vmax) at var(--vt-x, 50%) var(--vt-y, 50%));
  }
}

/* Buttons */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  min-height: 3rem;
  padding: 0.75rem 1.6rem;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  line-height: 1;
  white-space: nowrap;
  transition:
    background-color var(--dur-base) var(--ease-standard),
    color var(--dur-base) var(--ease-standard),
    border-color var(--dur-base) var(--ease-standard),
    transform var(--dur-fast) var(--ease-standard);
}

.btn svg {
  width: 1rem;
  height: 1rem;
  transition: transform var(--dur-base) var(--ease-out);
}

.btn--primary {
  background-color: var(--bg-inverse);
  color: var(--text-inverse);
  border-color: var(--bg-inverse);
}

.btn--primary:hover {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--text-on-accent);
}

.btn--primary:hover svg {
  transform: translate(0.15rem, 0.15rem);
}

.btn--primary:active {
  transform: translateY(1px);
}

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

.btn--ghost:hover {
  border-color: var(--text);
}

.btn--ghost svg {
  transform: rotate(0deg);
  transition: transform var(--dur-base) var(--ease-out);
}

.btn--ghost:hover svg {
  transform: translateY(2px);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-small);
  color: var(--text-soft);
  padding-block: 0.35rem;
  border-bottom: 1px solid var(--border);
  transition: color var(--dur-fast) linear, border-color var(--dur-fast) linear;
}

.link-arrow svg {
  width: 0.9rem;
  height: 0.9rem;
  transition: transform var(--dur-base) var(--ease-out);
}

.link-arrow:hover {
  color: var(--accent);
  border-color: var(--accent-line);
}

.link-arrow:hover svg {
  transform: translateX(3px);
}

/* ------------------------------------------------------------ 14. RESPONSIVE */

@media (max-width: 1024px) {
  .hero__copy {
    grid-column: 1 / span 7;
  }

  .hero__media {
    grid-column: 8 / -1;
    min-height: 30rem;
  }

  .story__media {
    grid-column: 1 / span 5;
  }

  .story__body {
    grid-column: 7 / -1;
  }

  .story__inset {
    right: -1.25rem;
    bottom: -1.25rem;
  }

  .contact__brand {
    grid-column: 1 / span 6;
  }

  .contact__cols {
    grid-column: 7 / -1;
  }
}

@media (max-width: 860px) {
  :root {
    --header-h: 4rem;
  }

  .site-nav__list {
    display: none;
  }

  .site-nav {
    gap: var(--space-3);
  }

  .menu-toggle {
    display: inline-block;
  }

  .hero {
    min-height: auto;
    padding-block-start: calc(var(--header-h) + clamp(2.5rem, 7vw, 4rem));
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: clamp(2.25rem, 6vw, 3rem);
  }

  .hero__copy {
    grid-column: 1 / -1;
    padding-block: 0;
  }

  .hero__media {
    grid-column: 1 / -1;
    margin-inline: calc(var(--gutter) * -1);
    min-height: 0;
    aspect-ratio: 4 / 3;
    order: 2;
    overflow: hidden;
  }

  .hero__title-line--two {
    padding-inline-start: 0.5em;
  }

  .hero__img {
    height: 100%;
    object-position: 50% 35%;
  }

  .goals__sentence {
    grid-column: 1 / -1;
  }

  .goals__grid {
    grid-template-columns: 1fr;
  }

  .goal {
    border-left: 0;
    border-top: 1px solid var(--border-subtle);
    min-height: 0;
    padding-inline: 0;
    padding-block: clamp(1.5rem, 5vw, 2.25rem);
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
  }

  .goal:first-child {
    border-top: 0;
  }

  .goal__word {
    font-size: clamp(1.6rem, 6vw, 2.25rem);
  }

  .story__grid {
    grid-template-columns: 1fr;
    gap: clamp(2rem, 6vw, 3rem);
  }

  .story__media,
  .story__body {
    grid-column: 1 / -1;
  }

  .story__media {
    position: static;
  }

  .story__frame {
    aspect-ratio: 4 / 3;
  }

  .story__inset {
    width: 34%;
    right: var(--space-4);
    bottom: calc(var(--space-4) * -1);
    border-width: 5px;
  }

  .impact__head {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .impact__title,
  .impact__intro {
    grid-column: 1 / -1;
  }

  .impact__list {
    grid-template-columns: 1fr;
  }

  .impact__item {
    padding-inline: 0;
    padding-block: clamp(1.75rem, 5vw, 2.5rem);
  }

  .impact__item + .impact__item {
    border-left: 0;
    border-top: 1px solid var(--border);
    padding-inline: 0;
  }

  .services__head {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .services__heading,
  .services__title,
  .services__intro {
    grid-column: 1 / -1;
  }

  .service {
    grid-template-columns: 2.25rem 1fr auto;
  }

  .closing__statement {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .closing__copy,
  .closing__media {
    grid-column: 1 / -1;
  }

  .closing__media {
    aspect-ratio: 4 / 3;
    max-width: 34rem;
  }

  .contact {
    grid-template-columns: 1fr;
  }

  .contact__brand,
  .contact__cols {
    grid-column: 1 / -1;
  }

  .contact__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-top: var(--space-6);
    border-top: 1px solid var(--border-subtle);
    gap: var(--space-6);
  }

  .legal {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .legal__toc {
    position: static;
    display: none;
  }
}

@media (max-width: 560px) {
  :root {
    --gutter: 1.25rem;
  }

  .brand__divider,
  .brand__wordmark {
    display: none;
  }

  .brand__mark {
    height: 1.5rem;
  }

  .hero__eyebrow {
    margin-bottom: var(--space-5);
  }

  .hero__lead {
    font-size: 1rem;
  }

  .closing__line span {
    display: block;
  }

  .hero__actions {
    gap: var(--space-4);
  }

  .btn {
    padding-inline: 1.25rem;
  }

  .contact__cols {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .service {
    grid-template-columns: 1.75rem 1fr auto;
    gap: var(--space-3);
  }

  .service__name {
    font-size: 1.45rem;
  }

  .legal__article h2 {
    font-size: 1.35rem;
  }

  .legal__note {
    padding: var(--space-4);
  }
}

/* Very wide screens: keep the type from becoming a billboard. */
@media (min-width: 1600px) {
  :root {
    --container: 88rem;
  }
}

/* -------------------------------------------------- 15. PRINT + REDUCED MOTION */

@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero [data-hero],
  .hero__img {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .story__img,
  .story__frame:hover .story__img,
  .service__name,
  .service::before,
  .goal::after,
  .theme-toggle__icon {
    transition: none;
  }

  .interlude__img {
    transform: none !important;
  }
}

@media (print) {
  .site-header,
  .mobile-menu,
  .site-footer__top-link,
  .theme-toggle,
  .menu-toggle,
  .interlude,
  .hero__media,
  .story__media,
  .contact__privacy {
    display: none !important;
  }

  body {
    background: #ffffff;
    color: #000000;
  }

  .legal {
    display: block;
  }

  a {
    text-decoration: underline;
  }

  .legal__article {
    max-width: none;
  }
}