/* ==========================================================================
   Component and page styles
   Depends on the tokens in design-system.css and the palettes in the two
   theme files. Ordered roughly as a page renders: chrome, hero, sections,
   cards, article, forms, footer.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Page transition veil
   A short fade covering navigation between pages so it does not read as a
   hard reload. Purely decorative, so reduced motion removes it entirely.
   -------------------------------------------------------------------------- */

.page-veil {
  position: fixed;
  inset: 0;
  z-index: 300;
  background-color: var(--bg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-page) var(--ease-in-out);
}

.page-veil.is-active {
  opacity: 1;
  pointer-events: all;
}

@media (prefers-reduced-motion: reduce) {
  .page-veil {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--header-bg);
  border-bottom: var(--border-width) solid transparent;
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  transition: border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out);
}

.site-header.is-stuck {
  border-bottom-color: var(--header-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  min-height: var(--header-height);
}

/* Wordmark */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-base);
  letter-spacing: var(--tracking-wide);
  color: var(--text-strong);
  white-space: nowrap;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 2.125rem;
  height: 2.125rem;
  border: var(--border-width) solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--accent-strong);
  background-color: var(--surface-sunken);
  transition: border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out);
}

.brand:hover .brand__mark {
  border-color: var(--accent-border);
  background-color: var(--accent-wash);
}

/* Desktop navigation */
.site-nav {
  display: none;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.site-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 2.5rem;
  padding-inline: var(--space-4);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  transition: color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out);
}

.site-nav__link:hover {
  color: var(--text-strong);
  background-color: var(--surface-sunken);
}

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

.site-nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--accent-strong);
  transform: translateX(-50%);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-header__resume {
  display: none;
}

/* Theme toggle */
.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  background-color: var(--surface-sunken);
  transition: color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out);
}

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

.theme-toggle svg {
  width: 1.125rem;
  height: 1.125rem;
}

.theme-toggle__icon {
  transition: opacity var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

[data-theme="dark"] .theme-toggle__icon--sun,
[data-theme="light"] .theme-toggle__icon--moon {
  display: none;
}

/* Mobile menu trigger */
.nav-toggle {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  background-color: var(--surface-sunken);
}

.nav-toggle:hover {
  color: var(--text-strong);
}

.nav-toggle__bars {
  display: block;
  width: 1.125rem;
  height: 2px;
  border-radius: 2px;
  background-color: currentColor;
  position: relative;
  transition: background-color var(--duration-fast) var(--ease-out);
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background-color: currentColor;
  transition: transform var(--duration-base) var(--ease-out);
}

.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile menu panel */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: var(--space-6) var(--container-pad) var(--space-10);
  background-color: var(--bg);
  transform: translateX(100%);
  visibility: hidden;
  transition: transform var(--duration-slow) var(--ease-out),
    visibility 0s linear var(--duration-slow);
}

.mobile-nav.is-open {
  transform: translateX(0);
  visibility: visible;
  transition: transform var(--duration-slow) var(--ease-out), visibility 0s;
}

.mobile-nav__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 2.75rem;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-1);
  list-style: none;
  margin-block: var(--space-10);
}

.mobile-nav__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: var(--border-width) solid var(--border);
  font-family: var(--font-display);
  font-size: var(--display-xs);
  font-weight: var(--weight-medium);
  color: var(--text-strong);
  transition: color var(--duration-base) var(--ease-out),
    padding-left var(--duration-base) var(--ease-out);
}

.mobile-nav__link:hover,
.mobile-nav__link[aria-current="page"] {
  color: var(--accent-strong);
  padding-left: var(--space-2);
}

.mobile-nav__index {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  color: var(--text-muted);
}

.mobile-nav__foot {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

body.is-nav-open {
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   Grid child shrinking
   Grid and flex children default to min-width:auto, which lets a wide piece of
   min-content push a track past the viewport. These layouts all hold prose,
   chips or form controls that must be allowed to wrap instead.
   -------------------------------------------------------------------------- */

.contact-layout > *,
.detail-layout > *,
.about-intro > *,
.hero__inner > *,
.work-card > *,
.experience > *,
.principle > *,
.section-head > *,
.entry-card__body > *,
.service-card__body > *,
.stack > *,
.contact-methods > li,
.contact-method > *,
.detail-aside > *,
.about-intro__text > * {
  min-width: 0;
}

/* --------------------------------------------------------------------------
   Decorative backdrops
   -------------------------------------------------------------------------- */

.grid-backdrop {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(ellipse 80% 65% at 50% 32%, #000 35%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 65% at 50% 32%, #000 35%, transparent 100%);
  pointer-events: none;
}

.accent-bloom {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 68%);
  pointer-events: none;
  filter: blur(8px);
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-12) var(--section-gap-sm);
}

.hero__bloom {
  width: min(48rem, 105vw);
  aspect-ratio: 1;
  top: -22%;
  right: -18%;
}

.hero__inner {
  position: relative;
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  min-width: 0;
}

.hero__availability {
  align-self: flex-start;
}

.hero__name {
  font-size: var(--display-lg);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: -0.03em;
  color: var(--text-strong);
}

.hero__role {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--accent-strong);
  letter-spacing: var(--tracking-snug);
}

.hero__tagline {
  font-family: var(--font-display);
  font-size: var(--display-xs);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
  color: var(--text-strong);
  max-width: 22ch;
}

.hero__supporting {
  font-size: var(--text-md);
  color: var(--text-secondary);
  max-width: 54ch;
}

.hero__keywords {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  list-style: none;
  padding-top: var(--space-1);
}

.hero__keyword {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero__keyword + .hero__keyword::before {
  content: "";
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: var(--accent-strong);
  opacity: 0.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-top: var(--space-2);
}

/* Portrait treatment: an arch frame with a fine rule and technical annotation */
.hero__portrait {
  position: relative;
  justify-self: center;
  width: min(23rem, 82vw);
}

.hero__portrait-frame {
  position: relative;
  border-radius: 46% 46% var(--radius-lg) var(--radius-lg) / 38% 38% var(--radius-lg) var(--radius-lg);
  overflow: hidden;
  border: var(--border-width) solid var(--border-strong);
  background-color: var(--surface-sunken);
  box-shadow: var(--shadow-lg);
}

.hero__portrait-frame img {
  width: 100%;
  aspect-ratio: 1 / 1.08;
  object-fit: cover;
  object-position: 50% 22%;
}

.hero__portrait-ring {
  position: absolute;
  inset: -12px;
  border-radius: inherit;
  border: 1px dashed var(--accent-border);
  border-radius: 46% 46% var(--radius-xl) var(--radius-xl) / 38% 38% var(--radius-xl) var(--radius-xl);
  pointer-events: none;
  opacity: 0.7;
}

.hero__portrait-tag {
  position: absolute;
  left: 50%;
  bottom: -1.25rem;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-pill);
  background-color: var(--surface-raised);
  box-shadow: var(--shadow-md);
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* Hero statistics */
.hero__stats {
  position: relative;
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  margin-top: var(--section-gap-sm);
  padding-top: var(--space-8);
  border-top: var(--border-width) solid var(--border);
}

.hero__stat-value {
  font-family: var(--font-display);
  font-size: var(--display-sm);
  font-weight: var(--weight-bold);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  color: var(--text-strong);
}

.hero__stat-label {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

@media (min-width: 62rem) {
  .hero {
    padding-block: var(--space-16) var(--section-gap-sm);
  }

  .hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: var(--space-16);
  }

  .hero__portrait {
    width: min(26rem, 100%);
  }
}

/* --------------------------------------------------------------------------
   Section headings
   -------------------------------------------------------------------------- */

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.section-head__title {
  font-size: var(--display-md);
  max-width: 20ch;
}

.section-head__intro {
  font-size: var(--text-md);
  color: var(--text-secondary);
  max-width: 60ch;
}

.section-head--split {
  align-items: flex-start;
}

@media (min-width: 52rem) {
  .section-head--split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    column-gap: var(--space-12);
  }

  .section-head--split .eyebrow {
    grid-column: 1;
  }

  .section-head--split .section-head__title {
    grid-column: 1;
  }

  .section-head--split .section-head__intro {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: end;
  }
}

.section-foot {
  display: flex;
  justify-content: center;
  margin-top: var(--space-12);
}

/* --------------------------------------------------------------------------
   Capability cards
   -------------------------------------------------------------------------- */

.capability-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
}

.capability {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-8);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

.capability::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-strong), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-slow) var(--ease-out);
}

.capability:hover {
  transform: translateY(-5px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.capability:hover::before {
  transform: scaleX(1);
}

.capability__icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: var(--border-width) solid var(--accent-border);
  border-radius: var(--radius-sm);
  background-color: var(--accent-wash);
  color: var(--accent-strong);
}

.capability__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.capability__label {
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--accent-strong);
}

.capability__title {
  font-size: var(--text-lg);
  color: var(--text-strong);
}

.capability__text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

/* --------------------------------------------------------------------------
   Case study cards
   -------------------------------------------------------------------------- */

.work-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  list-style: none;
}

.work-card {
  position: relative;
  display: grid;
  gap: 0;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

.work-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}

.work-card__media {
  position: relative;
  overflow: hidden;
  background-color: var(--surface-sunken);
}

.work-card__media img {
  width: 100%;
  height: 100%;
  min-height: 13rem;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

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

.work-card__index {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: rgba(255, 255, 255, 0.72);
}

.work-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-8);
}

.work-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.work-card__meta span + span::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 3px;
  margin-right: var(--space-4);
  border-radius: 50%;
  background-color: currentColor;
  vertical-align: middle;
  opacity: 0.6;
}

.work-card__title {
  font-size: var(--display-sm);
  color: var(--text-strong);
}

.work-card__client {
  font-size: var(--text-sm);
  color: var(--accent-strong);
  font-family: var(--font-display);
  font-weight: var(--weight-medium);
}

.work-card__text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.work-card__detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-5);
  border-top: var(--border-width) solid var(--border);
}

.work-card__detail-label {
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--text-muted);
}

.work-card__impact {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}

.work-card__impact-value {
  font-family: var(--font-display);
  font-size: var(--display-sm);
  font-weight: var(--weight-bold);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  color: var(--accent-strong);
}

.work-card__impact-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
}

@media (min-width: 56rem) {
  .work-card {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .work-card--flip .work-card__media {
    order: 2;
  }

  .work-card__body {
    padding: var(--space-10);
  }
}

/* --------------------------------------------------------------------------
   Service cards
   -------------------------------------------------------------------------- */

.service-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr));
  list-style: none;
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}

.service-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--surface-sunken);
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.service-card:hover .service-card__media img {
  transform: scale(1.05);
}

.service-card__lead {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
}

.service-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  flex: 1;
  padding: var(--space-7, 1.75rem);
}

.service-card__title {
  font-size: var(--text-xl);
  color: var(--text-strong);
}

.service-card__text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
  flex: 1;
}

.service-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: var(--border-width) solid var(--border);
}

/* The whole card is clickable, with the visible link as the accessible target */
.stretched-link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* --------------------------------------------------------------------------
   Article cards, shared by blogs and courses
   -------------------------------------------------------------------------- */

.card-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
  list-style: none;
}

.entry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

.entry-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}

.entry-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--surface-sunken);
}

.entry-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.entry-card:hover .entry-card__media img {
  transform: scale(1.05);
}

.entry-card__badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
}

.entry-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
  padding: var(--space-6);
}

.entry-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.entry-card__meta span + span::before {
  content: "·";
  margin-right: var(--space-3);
  opacity: 0.6;
}

.entry-card__title {
  font-size: var(--text-lg);
  color: var(--text-strong);
  transition: color var(--duration-base) var(--ease-out);
}

.entry-card:hover .entry-card__title {
  color: var(--accent-strong);
}

.entry-card__text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
  flex: 1;
}

.entry-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-2);
  padding-top: var(--space-4);
  border-top: var(--border-width) solid var(--border);
}

/* Filter control shared by the blog and course list pages */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-6);
  border-bottom: var(--border-width) solid var(--border);
}

.filter-chip {
  min-height: 2.375rem;
  padding: var(--space-2) var(--space-5);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-pill);
  background-color: transparent;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  transition: color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out);
}

.filter-chip:hover {
  color: var(--text-strong);
  border-color: var(--border-strong);
}

.filter-chip[aria-pressed="true"] {
  color: var(--accent-contrast);
  background-color: var(--btn-primary-bg);
  border-color: var(--btn-primary-bg);
  color: var(--btn-primary-fg);
}

.empty-state {
  padding: var(--space-16) var(--space-6);
  text-align: center;
  color: var(--text-muted);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
}

/* --------------------------------------------------------------------------
   Philosophy
   -------------------------------------------------------------------------- */

.principle-list {
  display: grid;
  gap: 0;
  list-style: none;
  border-top: var(--border-width) solid var(--border);
}

.principle {
  display: grid;
  gap: var(--space-2) var(--space-8);
  padding-block: var(--space-8);
  border-bottom: var(--border-width) solid var(--border);
  transition: background-color var(--duration-base) var(--ease-out);
}

.principle:hover {
  background-color: var(--surface-sunken);
}

.principle__number {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--accent-strong);
}

.principle__title {
  font-size: var(--text-xl);
  color: var(--text-strong);
}

.principle__text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
  max-width: 62ch;
}

@media (min-width: 52rem) {
  .principle {
    grid-template-columns: 4rem minmax(0, 1fr) minmax(0, 1.25fr);
    align-items: start;
    padding-inline: var(--space-4);
  }
}

/* --------------------------------------------------------------------------
   Page header for inner pages
   -------------------------------------------------------------------------- */

.page-head {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-16) var(--space-12);
  border-bottom: var(--border-width) solid var(--border);
}

.page-head__bloom {
  width: min(34rem, 95vw);
  aspect-ratio: 1;
  top: -46%;
  right: -10%;
}

.page-head__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.page-head__title {
  font-size: var(--display-lg);
  max-width: 18ch;
}

.page-head__intro {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 58ch;
  line-height: var(--leading-normal);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

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

.breadcrumb li + li::before {
  content: "/";
  margin-right: var(--space-2);
  opacity: 0.5;
}

/* --------------------------------------------------------------------------
   About page
   -------------------------------------------------------------------------- */

.about-intro {
  display: grid;
  gap: var(--space-12);
  align-items: start;
}

.about-intro__portrait {
  position: relative;
  width: min(24rem, 100%);
  justify-self: center;
}

.about-intro__portrait img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 18%;
  border-radius: var(--radius-lg);
  border: var(--border-width) solid var(--border);
}

.about-intro__caption {
  position: absolute;
  left: var(--space-4);
  bottom: var(--space-4);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  background-color: var(--surface-raised);
  border: var(--border-width) solid var(--border);
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-secondary);
}

.about-intro__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.about-intro__text p {
  color: var(--text-secondary);
  max-width: 62ch;
}

.about-intro__text p:first-of-type {
  font-size: var(--text-lg);
  color: var(--text);
}

@media (min-width: 56rem) {
  .about-intro {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: var(--space-16);
  }
}

/* Timeline */
.timeline {
  position: relative;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  padding-left: var(--space-8);
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0.5rem;
  bottom: 0.5rem;
  left: 5px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent-border), var(--border) 22%, var(--border));
}

.timeline__item {
  position: relative;
}

.timeline__item::before {
  content: "";
  position: absolute;
  top: 0.55rem;
  left: calc(-1 * var(--space-8) + 1px);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid var(--accent-strong);
  background-color: var(--bg);
}

.timeline__year {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--accent-strong);
}

.timeline__title {
  margin-top: var(--space-2);
  font-size: var(--text-lg);
  color: var(--text-strong);
}

.timeline__text {
  margin-top: var(--space-2);
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
  max-width: 62ch;
}

/* Experience */
.experience-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  list-style: none;
}

.experience {
  display: grid;
  gap: var(--space-6);
  padding: var(--space-8);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
  transition: border-color var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

.experience:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.experience__aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.experience__logo {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-sm);
  background-color: var(--surface-sunken);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: 0.02em;
  color: var(--accent-strong);
}

.experience__company {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-strong);
}

.experience__period {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.experience__role {
  font-size: var(--text-lg);
  color: var(--text-strong);
  font-family: var(--font-display);
  font-weight: var(--weight-medium);
}

.experience__summary {
  margin-top: var(--space-2);
  color: var(--text-secondary);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
}

.experience__highlights {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-5);
  list-style: none;
}

.experience__highlights li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.experience__highlights li::before {
  content: "";
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 10px;
  height: 1px;
  background-color: var(--accent-strong);
  opacity: 0.8;
}

.experience__metric {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-top: var(--space-5);
  padding: var(--space-2) var(--space-4);
  border: var(--border-width) solid var(--accent-border);
  border-radius: var(--radius-pill);
  background-color: var(--accent-wash);
}

.experience__metric-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--accent-strong);
}

.experience__metric-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

@media (min-width: 52rem) {
  .experience {
    grid-template-columns: 14rem minmax(0, 1fr);
    gap: var(--space-10);
    padding: var(--space-10);
  }
}

/* Technology stack */
.tech-group + .tech-group {
  margin-top: var(--space-10);
  padding-top: var(--space-10);
  border-top: var(--border-width) solid var(--border);
}

.tech-group__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.tech-group__title {
  font-size: var(--text-xl);
  color: var(--text-strong);
}

.tech-group__text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  max-width: 62ch;
}

.tech-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 11rem), 1fr));
  list-style: none;
}

.tech-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
  background-color: var(--surface);
  transition: border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

.tech-badge:hover {
  transform: translateY(-3px);
  border-color: var(--accent-border);
  background-color: var(--accent-wash);
}

.tech-badge__icon {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  flex: none;
  color: var(--text-secondary);
}

.tech-badge:hover .tech-badge__icon {
  color: var(--accent-strong);
}

.tech-badge__icon .icon-mask {
  width: 1.25rem;
  height: 1.25rem;
}

.tech-badge__mono {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--accent-strong);
}

.tech-badge__name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-strong);
  line-height: 1.3;
}

.tech-badge__note {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-2xs);
  font-weight: var(--weight-regular);
  color: var(--text-muted);
  margin-top: 2px;
}

/* Credentials */
.credential-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  list-style: none;
}

.credential {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
  background-color: var(--surface);
  transition: border-color var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

.credential:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
}

.credential__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--text-strong);
  line-height: var(--leading-snug);
}

.credential__issuer {
  font-size: var(--text-sm);
  color: var(--accent-strong);
}

.credential__note {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
}

/* --------------------------------------------------------------------------
   Service detail
   -------------------------------------------------------------------------- */

.detail-layout {
  display: grid;
  gap: var(--space-12);
  align-items: start;
}

.detail-main {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap-sm);
  min-width: 0;
}

.detail-block__title {
  font-size: var(--display-xs);
  margin-bottom: var(--space-6);
}

.detail-hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-width) solid var(--border);
  margin-bottom: var(--space-12);
}

.detail-hero-media img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.problem-solution {
  display: grid;
  gap: var(--space-5);
}

.problem-solution__card {
  padding: var(--space-8);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
}

.problem-solution__card--accent {
  border-color: var(--accent-border);
  background-color: var(--accent-wash);
}

.problem-solution__label {
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--accent-strong);
}

.problem-solution__text {
  margin-top: var(--space-3);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.approach-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  list-style: none;
  counter-reset: approach;
}

.approach {
  display: grid;
  gap: var(--space-2) var(--space-5);
  padding-bottom: var(--space-6);
  border-bottom: var(--border-width) solid var(--border);
  counter-increment: approach;
}

.approach:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.approach__marker {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: var(--border-width) solid var(--accent-border);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--accent-strong);
}

.approach__marker::before {
  content: counter(approach, decimal-leading-zero);
}

.approach__title {
  font-size: var(--text-lg);
  color: var(--text-strong);
}

.approach__text {
  color: var(--text-secondary);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  max-width: 62ch;
}

@media (min-width: 40rem) {
  .approach {
    grid-template-columns: 2rem minmax(0, 1fr);
  }

  .approach__marker {
    grid-row: span 2;
  }
}

.marker-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  list-style: none;
}

.marker-list li {
  position: relative;
  padding-left: var(--space-8);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.marker-list li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 14px;
  height: 1px;
  background-color: var(--accent-strong);
}

.marker-list--check li::before {
  top: 0.45em;
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--accent-strong);
  border-radius: 2px;
  background: none;
}

/* Sticky sidebar */
.detail-aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.aside-card {
  padding: var(--space-6);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
}

.aside-card__title {
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.aside-card--accent {
  border-color: var(--accent-border);
  background-color: var(--accent-wash);
}

@media (min-width: 62rem) {
  .detail-layout {
    grid-template-columns: minmax(0, 1fr) 20rem;
    gap: var(--space-16);
  }

  .detail-aside {
    position: sticky;
    top: calc(var(--header-height) + var(--space-6));
  }
}

/* --------------------------------------------------------------------------
   Article (blog post and course detail)
   -------------------------------------------------------------------------- */

.article-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  max-width: 44rem;
}

.article-head__title {
  font-size: var(--display-md);
}

.article-head__subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.article-byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-5);
  padding-top: var(--space-5);
  border-top: var(--border-width) solid var(--border);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.article-byline__author {
  font-family: var(--font-display);
  font-weight: var(--weight-medium);
  color: var(--text-strong);
}

.prose {
  max-width: 44rem;
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

.prose > * + * {
  margin-top: var(--space-6);
}

.prose h2 {
  margin-top: var(--space-12);
  font-size: var(--display-xs);
  color: var(--text-strong);
  scroll-margin-top: calc(var(--header-height) + var(--space-6));
}

.prose h3 {
  margin-top: var(--space-10);
  font-size: var(--text-xl);
  color: var(--text-strong);
  scroll-margin-top: calc(var(--header-height) + var(--space-6));
}

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

.prose a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose ul,
.prose ol {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-left: var(--space-6);
}

.prose ul li {
  position: relative;
  list-style: none;
  padding-left: var(--space-5);
}

.prose ul li::before {
  content: "";
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 10px;
  height: 1px;
  background-color: var(--accent-strong);
}

.prose ol {
  list-style: decimal;
}

.prose ol li {
  padding-left: var(--space-2);
}

.prose ol li::marker {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  color: var(--accent-strong);
}

.prose :not(pre) > code {
  padding: 0.15em 0.4em;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-xs);
  background-color: var(--surface-sunken);
  color: var(--text-strong);
  font-size: 0.875em;
}

/* Code blocks stay dark in both themes so syntax reads consistently */
.code-block {
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid #232C39;
  background-color: #0F141B;
  overflow: hidden;
}

.code-block__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid #232C39;
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: #7C8798;
}

.code-block pre {
  margin: 0;
  padding: var(--space-5);
  overflow-x: auto;
  color: #D7DEE8;
  font-size: var(--text-sm);
  line-height: 1.65;
  -webkit-overflow-scrolling: touch;
}

.code-block code {
  font-size: inherit;
}

.callout {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  border: var(--border-width) solid var(--accent-border);
  border-left-width: 3px;
  border-radius: var(--radius-md);
  background-color: var(--accent-wash);
}

.callout--warning {
  border-color: var(--danger);
  background-color: color-mix(in srgb, var(--danger) 8%, transparent);
}

.callout__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-strong);
}

.callout__text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

.pull-quote {
  padding-left: var(--space-6);
  border-left: 2px solid var(--accent-strong);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: normal;
  color: var(--text-strong);
  line-height: var(--leading-normal);
}

.pull-quote cite {
  display: block;
  margin-top: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--text-muted);
}

/* Table of contents */
.toc__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  list-style: none;
}

.toc__link {
  display: block;
  padding: var(--space-2) var(--space-3);
  border-left: 2px solid var(--border);
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
  transition: color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

.toc__link:hover {
  color: var(--text-strong);
  border-color: var(--border-strong);
}

.toc__link.is-active {
  color: var(--accent-strong);
  border-color: var(--accent-strong);
}

/* Previous and next */
.post-nav {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--section-gap-sm);
  padding-top: var(--space-8);
  border-top: var(--border-width) solid var(--border);
}

.post-nav__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out);
}

.post-nav__item:hover {
  border-color: var(--border-strong);
  background-color: var(--surface-sunken);
}

.post-nav__item--next {
  text-align: right;
}

.post-nav__label {
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--text-muted);
}

.post-nav__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--text-strong);
}

@media (min-width: 46rem) {
  .post-nav {
    grid-template-columns: 1fr 1fr;
  }
}

/* Share row */
.share-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: var(--border-width) solid var(--border);
}

.share-button {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  transition: color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out);
}

.share-button:hover {
  color: var(--accent-strong);
  border-color: var(--accent-border);
  background-color: var(--accent-wash);
}

.share-button .icon-mask,
.share-button svg {
  width: 1rem;
  height: 1rem;
}

/* Course curriculum */
.curriculum {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.module {
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
  background-color: var(--surface);
  overflow: hidden;
}

.module__summary {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  list-style: none;
  transition: background-color var(--duration-base) var(--ease-out);
}

.module__summary::-webkit-details-marker {
  display: none;
}

.module__summary:hover {
  background-color: var(--surface-sunken);
}

.module__number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--accent-strong);
  flex: none;
}

.module__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--text-strong);
  flex: 1;
}

.module__count {
  font-size: var(--text-xs);
  color: var(--text-muted);
  flex: none;
}

.module__chevron {
  flex: none;
  color: var(--text-muted);
  transition: transform var(--duration-base) var(--ease-out);
}

.module[open] .module__chevron {
  transform: rotate(180deg);
}

.module__lessons {
  display: flex;
  flex-direction: column;
  list-style: none;
  padding: 0 var(--space-6) var(--space-5) calc(var(--space-6) + 2.25rem);
}

.module__lessons li {
  position: relative;
  padding: var(--space-2) 0 var(--space-2) var(--space-6);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  border-top: var(--border-width) solid var(--border);
}

.module__lessons li::before {
  content: "";
  position: absolute;
  top: 1.05em;
  left: 0;
  width: 8px;
  height: 1px;
  background-color: var(--accent-strong);
  opacity: 0.7;
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */

.contact-layout {
  display: grid;
  gap: var(--space-12);
  align-items: start;
}

@media (min-width: 62rem) {
  .contact-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--space-16);
  }
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
  background-color: var(--surface);
  transition: border-color var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

.contact-method:hover {
  transform: translateX(4px);
  border-color: var(--accent-border);
  background-color: var(--accent-wash);
}

.contact-method__icon {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  flex: none;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-sm);
  background-color: var(--surface-sunken);
  color: var(--accent-strong);
}

.contact-method__icon svg,
.contact-method__icon .icon-mask {
  width: 1.125rem;
  height: 1.125rem;
}

.contact-method__label {
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-method__value {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--text-strong);
  /* Email addresses and profile URLs have no break opportunities of their own */
  overflow-wrap: anywhere;
}

.contact-method__label,
.contact-method__note {
  display: block;
}

.contact-method__note {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.contact-method__arrow {
  margin-left: auto;
  color: var(--text-muted);
  transition: transform var(--duration-base) var(--ease-out),
    color var(--duration-base) var(--ease-out);
}

.contact-method:hover .contact-method__arrow {
  transform: translateX(4px);
  color: var(--accent-strong);
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-8);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background-color: var(--surface);
}

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field__label {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-strong);
}

.field__required {
  color: var(--accent-strong);
}

.field__control {
  width: 100%;
  min-height: 2.875rem;
  padding: var(--space-3) var(--space-4);
  border: var(--border-width) solid var(--border-strong);
  border-radius: var(--radius-sm);
  background-color: var(--bg);
  color: var(--text-strong);
  font-size: var(--text-base);
  transition: border-color var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

.field__control::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

.field__control:focus {
  outline: none;
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 3px var(--accent-wash);
}

textarea.field__control {
  resize: vertical;
  min-height: 9rem;
  line-height: var(--leading-normal);
}

select.field__control {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%),
    linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 20px) calc(50% + 2px), calc(100% - 14px) calc(50% + 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: var(--space-10);
}

.field__error {
  font-size: var(--text-sm);
  color: var(--danger);
  min-height: 1.25rem;
}

.field.is-invalid .field__control {
  border-color: var(--danger);
}

.form__note {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
}

.form__status {
  padding: var(--space-4);
  border: var(--border-width) solid var(--accent-border);
  border-radius: var(--radius-sm);
  background-color: var(--accent-wash);
  font-size: var(--text-sm);
  color: var(--text-strong);
}

/* --------------------------------------------------------------------------
   Call to action band
   -------------------------------------------------------------------------- */

.cta-band {
  position: relative;
  overflow: hidden;
  padding: var(--space-16) var(--space-8);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-xl);
  background-color: var(--surface);
  text-align: center;
}

.cta-band__bloom {
  width: min(36rem, 110%);
  aspect-ratio: 1;
  top: -55%;
  left: 50%;
  transform: translateX(-50%);
}

.cta-band__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
}

.cta-band__title {
  font-size: var(--display-md);
  max-width: 18ch;
}

.cta-band__text {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 44ch;
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.site-footer {
  margin-top: var(--section-gap);
  border-top: var(--border-width) solid var(--border);
  background-color: var(--bg-subtle);
}

.site-footer__top {
  display: grid;
  gap: var(--space-10);
  padding-block: var(--space-16) var(--space-12);
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 34ch;
}

.site-footer__note {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
}

.site-footer__col-title {
  font-family: var(--font-display);
  font-size: var(--text-2xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.site-footer__list a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--duration-base) var(--ease-out);
}

.site-footer__list a:hover {
  color: var(--accent-strong);
}

.site-footer__socials {
  display: flex;
  gap: var(--space-2);
}

.social-link {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  background-color: var(--surface);
  transition: color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

.social-link:hover {
  color: var(--accent-strong);
  border-color: var(--accent-border);
  transform: translateY(-3px);
}

.social-link .icon-mask {
  width: 1.125rem;
  height: 1.125rem;
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-6);
  border-top: var(--border-width) solid var(--border);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  align-items: center;
}

@media (min-width: 48rem) {
  .site-footer__top {
    grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
    gap: var(--space-8);
  }
}

/* --------------------------------------------------------------------------
   Breakpoint adjustments
   -------------------------------------------------------------------------- */

@media (min-width: 48rem) {
  .site-header__resume {
    display: inline-flex;
  }
}

@media (min-width: 62rem) {
  .site-nav {
    display: block;
  }

  .nav-toggle {
    display: none;
  }

  .mobile-nav {
    display: none;
  }
}

/* Small phones: tighten the hero so the first screen still holds the essentials */
@media (max-width: 26rem) {
  .hero__portrait {
    width: min(17rem, 78vw);
  }

  .hero__stats {
    gap: var(--space-5);
  }

  .panel--pad,
  .work-card__body,
  .form,
  .capability {
    padding: var(--space-6);
  }

  .cta-band {
    padding: var(--space-12) var(--space-5);
  }
}