/* Hallmark · shape: kept · genre: modern-minimal · theme: brand · redesign: full
 * paper: #f6f8fb · accent: #1c69b5 · display: League Spartan · body: system sans · hero: kept · nav: kept · footer: kept · signature: the widget specimen settling into place
 * axes: light/geometric-sans/cool · posture: left-aligned · contrast: pass · fold: pass · v2.0.0 */
/* Hallmark · pre-emit critique: P4 H4 E4 S3 R4 V3 · weakest: S, the home page has no picture of its own, so the type and one ruled project row carry it; nothing invented to fill the gap */
/* Hallmark · dismissed F1 · the owner asked to keep the home lede exactly as typed, apostrophes included */
/* Hallmark · waive 26b · no form control and no aria-disabled anywhere · the nav links and theme buttons are never disabled on this site */
/* Hallmark · copy: verbatim · the owner asked to keep every heading and line as written */

@font-face {
  font-family: "League Spartan";
  src: url("./assets/fonts/LeagueSpartan-Variable.ttf") format("truetype");
  font-weight: 100 900;
  font-display: swap;
}

:root,
:root[data-theme="light"] {
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  --font-display: "League Spartan", -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;

  --background-color: #f6f8fb;
  --surface-color: #fbfcfe;
  --surface-subtle: #edf2f8;
  --text-color: #0c121b;
  --secondary-text-color: #3b4859;
  --muted-text-color: #56657a;
  --accent-color: #1c69b5;
  --accent-strong: #145291;
  --accent-soft: rgba(28, 105, 181, 0.08);
  --accent-border: rgba(28, 105, 181, 0.28);
  --button-text-color: #fbfcfe;
  --border-color: #dbe3ee;
  --border-strong: #b9c7da;
  --thumb-shadow: rgba(12, 18, 27, 0.12);
  --icon-filter: none;

  --widget-time-bg: #1c69b5;
  --widget-time-fg: #f4f8fc;
  --widget-note-bg: #e7f1fb;
  --widget-note-fg: #0f2947;
  --widget-agenda-bg: #f1f6fc;
  --widget-agenda-fg: #10243d;
  --widget-agenda-rule: rgba(28, 105, 181, 0.22);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --pad-page: clamp(var(--space-4), 4vw, 40px);
  --pad-hero: clamp(var(--space-8), 14vh, 136px);
  --pad-hero-end: clamp(var(--space-7), 9vh, var(--space-9));
  --pad-section: clamp(var(--space-7), 8vh, 88px);
  --pad-panel: clamp(var(--space-5), 4vw, var(--space-7));

  --content-max-width: 1120px;
  --grid-gap: 32px;
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-widget: 20px;
  --radius-pill: 999px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-micro: 120ms;
  --dur-short: 220ms;
  --dur-long: 420ms;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --background-color: #0b1017;
    --surface-color: #121924;
    --surface-subtle: #172130;
    --text-color: #f1f5f9;
    --secondary-text-color: #b0bfd4;
    --muted-text-color: #8497b0;
    --accent-color: #4ca8ff;
    --accent-strong: #75bdff;
    --accent-soft: rgba(76, 168, 255, 0.12);
    --accent-border: rgba(76, 168, 255, 0.32);
    --button-text-color: #08101a;
    --border-color: #1f2a3a;
    --border-strong: #34455e;
    --thumb-shadow: rgba(0, 0, 0, 0.4);
    --icon-filter: brightness(0) invert(1);

    --widget-time-bg: #1c69b5;
    --widget-time-fg: #f4f8fc;
    --widget-note-bg: #17263b;
    --widget-note-fg: #dcebfb;
    --widget-agenda-bg: #152030;
    --widget-agenda-fg: #e6effa;
    --widget-agenda-rule: rgba(76, 168, 255, 0.28);

    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --background-color: #0b1017;
  --surface-color: #121924;
  --surface-subtle: #172130;
  --text-color: #f1f5f9;
  --secondary-text-color: #b0bfd4;
  --muted-text-color: #8497b0;
  --accent-color: #4ca8ff;
  --accent-strong: #75bdff;
  --accent-soft: rgba(76, 168, 255, 0.12);
  --accent-border: rgba(76, 168, 255, 0.32);
  --button-text-color: #08101a;
  --border-color: #1f2a3a;
  --border-strong: #34455e;
  --thumb-shadow: rgba(0, 0, 0, 0.4);
  --icon-filter: brightness(0) invert(1);

  --widget-time-bg: #1c69b5;
  --widget-time-fg: #f4f8fc;
  --widget-note-bg: #17263b;
  --widget-note-fg: #dcebfb;
  --widget-agenda-bg: #152030;
  --widget-agenda-fg: #e6effa;
  --widget-agenda-rule: rgba(76, 168, 255, 0.28);

  color-scheme: dark;
}

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

html {
  overflow-x: clip;
  background-color: var(--background-color);
  scrollbar-color: var(--border-strong) var(--background-color);
  scroll-padding-top: var(--space-8);
}

body {
  overflow-x: clip;
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-inline: var(--pad-page);
  background-color: var(--background-color);
  color: var(--text-color);
  caret-color: var(--accent-color);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

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

a,
button,
summary {
  font-family: inherit;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
  border-radius: var(--radius-md);
  transition: none;
}

.skip-link {
  position: fixed;
  top: var(--space-3);
  left: var(--space-4);
  z-index: 50;
  padding: var(--space-3) var(--space-4);
  background-color: var(--surface-color);
  color: var(--text-color);
  border: 1px solid var(--accent-color);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transform: translateY(-200%);
  transition: transform var(--dur-short) var(--ease-out);
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
}

/* Navigation */
nav,
main,
footer {
  width: min(100%, var(--content-max-width));
  margin-inline: auto;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 68px;
  border-bottom: 1px solid var(--border-color);
}

.nav-primary {
  display: flex;
  align-items: stretch;
  align-self: stretch;
  gap: var(--space-1);
}

.brand-link {
  align-self: center;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-right: var(--space-4);
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--text-color);
}

.brand-logo {
  display: block;
  height: 15px;
  width: auto;
  flex-shrink: 0;
  filter: var(--icon-filter);
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-inline: var(--space-3);
  color: var(--secondary-text-color);
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color var(--dur-micro) var(--ease-out);
}

.nav-link::after {
  content: "";
  position: absolute;
  inset-inline: var(--space-3);
  bottom: -1px;
  height: 2px;
  background-color: var(--accent-color);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-short) var(--ease-out);
}

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

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-link[aria-current="page"] {
  color: var(--text-color);
  font-weight: 600;
}

.socials {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.social-icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background-color var(--dur-micro) var(--ease-out), transform var(--dur-micro) var(--ease-out);
}

.social-icon-link:hover {
  background-color: var(--surface-subtle);
  transform: translateY(-1px);
}

.social-icon-link:active {
  transform: translateY(0);
}

.social-icon-link img {
  display: block;
  width: 18px;
  height: 18px;
  filter: var(--icon-filter);
}

/* Theme switcher: three fixed-size segments, one sliding thumb */
.theme-switcher {
  position: relative;
  isolation: isolate;
  display: inline-grid;
  grid-auto-flow: column;
  grid-auto-columns: 32px;
  gap: 2px;
  margin-left: var(--space-2);
  padding: 2px;
  background-color: var(--surface-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
}

.theme-switcher::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 2px;
  left: 2px;
  width: 32px;
  height: 28px;
  background-color: var(--surface-color);
  border-radius: var(--radius-pill);
  box-shadow: 0 1px 2px var(--thumb-shadow);
  transition: transform var(--dur-short) var(--ease-in-out);
}

html[data-theme-preference="light"] .theme-switcher::before {
  transform: translateX(34px);
}

html[data-theme-preference="dark"] .theme-switcher::before {
  transform: translateX(68px);
}

.theme-segment {
  -webkit-appearance: none;
  appearance: none;
  display: grid;
  place-items: center;
  width: 32px;
  height: 28px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--muted-text-color);
  font: inherit;
  line-height: 1;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: color var(--dur-micro) var(--ease-out);
}

.theme-segment svg {
  display: block;
  width: 14px;
  height: 14px;
}

.theme-segment:hover {
  color: var(--text-color);
}

.theme-segment[aria-checked="true"] {
  color: var(--accent-color);
}

.theme-segment:active svg {
  transform: scale(0.9);
}

.theme-segment svg {
  transition: transform var(--dur-micro) var(--ease-out);
}

/* Type */
main {
  flex: 1;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--text-color);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.03em;
  overflow-wrap: break-word;
  min-width: 0;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.5rem, 6vw + 0.5rem, 5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

h2 {
  font-size: clamp(1.75rem, 2.4vw + 1rem, 2.75rem);
  line-height: 1.1;
}

h3 {
  font-size: 1.25rem;
  line-height: 1.25;
}

p {
  margin: 0 0 var(--space-4);
  max-width: 64ch;
  color: var(--secondary-text-color);
  line-height: 1.65;
  text-wrap: pretty;
}

/* Buttons and links */
.button-row,
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-4);
  margin-top: var(--space-5);
}

.ib-button,
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 var(--space-5);
  border: 1px solid var(--accent-color);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--dur-micro) var(--ease-out), border-color var(--dur-micro) var(--ease-out),
    color var(--dur-micro) var(--ease-out), transform var(--dur-micro) var(--ease-out);
}

.ib-button,
.btn-primary {
  background-color: var(--accent-color);
  color: var(--button-text-color);
}

.ib-button:hover,
.btn-primary:hover {
  background-color: var(--accent-strong);
  border-color: var(--accent-strong);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
  transform: translateY(-1px);
}

.ib-button:active,
.btn-primary:active,
.btn-secondary:active {
  transform: translateY(0);
}

.text-link {
  color: var(--accent-color);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  text-decoration-color: var(--accent-border);
  transition: color var(--dur-micro) var(--ease-out), text-decoration-color var(--dur-micro) var(--ease-out);
}

.text-link:hover {
  color: var(--accent-strong);
  text-decoration-color: currentColor;
}

/* Home */
.studio-hero {
  padding-block: var(--pad-hero) var(--pad-hero-end);
}

.studio-hero h1 {
  max-width: 12ch;
  margin-bottom: var(--space-5);
}

.studio-lede {
  max-width: 52ch;
  margin-bottom: 0;
  font-size: clamp(1.125rem, 0.4vw + 1rem, 1.3125rem);
  line-height: 1.55;
}

.studio-section {
  padding-block: clamp(40px, 7vh, 72px) clamp(56px, 10vh, 104px);
  border-top: 1px solid var(--border-color);
}

.studio-section > h2 {
  margin-bottom: var(--space-6);
  font-size: clamp(1.5rem, 1.6vw + 1rem, 2rem);
}

.project-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: var(--space-6) var(--space-8);
  align-items: start;
}

.project-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.project-header img {
  display: block;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
}

.project-title-group span {
  display: block;
  color: var(--muted-text-color);
  font-size: 0.875rem;
}

.project-specs {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--border-strong);
}

.project-specs li {
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--border-color);
  color: var(--secondary-text-color);
  font-size: 0.9375rem;
}

/* Footer */
footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-5) var(--space-6);
  margin-top: auto;
  padding-block: var(--space-6) var(--space-7);
  border-top: 1px solid var(--border-color);
  color: var(--muted-text-color);
  font-size: 0.875rem;
}

.footer-id {
  display: grid;
  gap: var(--space-2);
  max-width: 48ch;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  justify-self: start;
  color: var(--text-color);
  font-weight: 600;
  text-decoration: none;
}

.footer-brand img {
  display: block;
  height: 13px;
  width: auto;
  filter: var(--icon-filter);
}

.footer-id p,
.footer-id span {
  margin: 0;
  color: var(--muted-text-color);
  font-size: 0.875rem;
}

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

.footer-links a {
  color: var(--secondary-text-color);
  text-decoration: none;
  transition: color var(--dur-micro) var(--ease-out);
}

.footer-links a:hover {
  color: var(--accent-color);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* Reveal: visible by default; hidden only once motion.js has added .js */
.js [data-reveal]:not([data-reveal="stagger"]),
.js [data-reveal="stagger"] > * {
  opacity: 0;
  transform: translateY(8px);
}

.js [data-reveal].is-in:not([data-reveal="stagger"]) {
  opacity: 1;
  transform: none;
  transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out);
}

.js [data-reveal="stagger"].is-in > * {
  opacity: 1;
  transform: none;
  transition: opacity var(--dur-long) var(--ease-out) calc(min(var(--i, 0), 4) * 50ms),
    transform var(--dur-long) var(--ease-out) calc(min(var(--i, 0), 4) * 50ms);
}

[data-reveal="stagger"] > :nth-child(1) { --i: 0; }
[data-reveal="stagger"] > :nth-child(2) { --i: 1; }
[data-reveal="stagger"] > :nth-child(3) { --i: 2; }
[data-reveal="stagger"] > :nth-child(4) { --i: 3; }
[data-reveal="stagger"] > :nth-child(5) { --i: 4; }

/* Brief colour crossfade while the theme changes, added by theme.js on click only */
html.theme-fading,
html.theme-fading *,
html.theme-fading *::before,
html.theme-fading *::after {
  transition: background-color var(--dur-short) var(--ease-in-out), border-color var(--dur-short) var(--ease-in-out),
    color var(--dur-short) var(--ease-in-out), fill var(--dur-short) var(--ease-in-out) !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .js [data-reveal]:not([data-reveal="stagger"]),
  .js [data-reveal="stagger"] > * {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 820px) {
  .project-showcase {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .navbar {
    flex-wrap: wrap;
    min-height: 0;
    padding-top: var(--space-3);
    gap: 0 var(--space-3);
  }

  .nav-primary {
    display: contents;
  }

  .brand-link {
    order: 1;
    padding-block: var(--space-2);
  }

  .socials {
    order: 2;
    gap: 0;
  }

  .social-icon-link {
    width: 32px;
  }

  .navbar::after {
    content: "";
    order: 3;
    flex-basis: 100%;
    height: 0;
  }

  .nav-link {
    order: 4;
    min-height: 44px;
    padding-inline: var(--space-3);
  }

  .nav-primary > .nav-link:nth-child(2) {
    margin-left: calc(var(--space-3) * -1);
  }

  .theme-switcher {
    margin-left: var(--space-1);
  }
}

/* Policy and documentation pages */
.policy-main {
  display: grid;
  grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  column-gap: var(--space-8);
  padding-block: clamp(40px, 7vh, 80px);
}

.policy-main > header {
  position: sticky;
  top: var(--space-5);
  grid-column: 1;
  grid-row: 1 / span 40;
  align-self: start;
}

.policy-main > :not(header) {
  grid-column: 2;
  max-width: 68ch;
}

.policy-main h1 {
  margin-bottom: var(--space-4);
  font-size: clamp(2.25rem, 3.6vw + 1rem, 3.5rem);
}

.policy-eyebrow {
  margin-bottom: var(--space-2);
  color: var(--accent-color);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.policy-lede {
  margin-bottom: 0;
  font-size: 1.0625rem;
  color: var(--secondary-text-color);
}

.policy-effective {
  margin-top: var(--space-3);
  margin-bottom: var(--space-4);
  color: var(--muted-text-color);
  font-size: 0.875rem;
}

.policy-summary {
  margin-bottom: var(--space-5);
  padding: var(--space-5);
  background-color: var(--accent-soft);
  border-radius: var(--radius-lg);
  border: 1px solid var(--accent-border);
}

.policy-summary p {
  margin: 0;
  color: var(--text-color);
}

.policy-main section {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-color);
}

.policy-main h2 {
  margin-bottom: var(--space-3);
  font-size: 1.5rem;
  line-height: 1.2;
}

.policy-main li {
  color: var(--secondary-text-color);
  line-height: 1.65;
}

.policy-main ul {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-5);
}

.policy-main li + li {
  margin-top: var(--space-3);
}

.policy-main strong {
  color: var(--text-color);
  font-weight: 600;
}

.policy-main p a,
.policy-main li a {
  color: var(--accent-color);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.policy-main > .text-link {
  justify-self: start;
  margin-top: var(--space-6);
}

@media (max-width: 900px) {
  .policy-main {
    grid-template-columns: minmax(0, 1fr);
  }

  .policy-main > header {
    position: static;
    grid-column: 1;
    grid-row: auto;
    margin-bottom: var(--space-6);
  }

  .policy-main > :not(header) {
    grid-column: 1;
  }
}

/* Analytics Notice Banner */
.analytics-banner {
  position: fixed;
  bottom: var(--space-4);
  right: var(--space-4);
  z-index: 1000;
  max-width: 380px;
  width: calc(100vw - 32px);
  padding: var(--space-4);
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px var(--thumb-shadow), 0 2px 6px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-color);
  transform: translateY(0);
  opacity: 1;
  transition: transform var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out);
}

.analytics-banner.banner-dismissing {
  transform: translateY(16px);
  opacity: 0;
  pointer-events: none;
}

.analytics-banner p {
  margin: 0;
  color: var(--secondary-text-color);
}

.analytics-banner strong {
  color: var(--text-color);
}

.analytics-banner a {
  color: var(--accent-color);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

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

.analytics-banner-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
}

.analytics-banner-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 var(--space-4);
  background-color: var(--accent-color);
  color: var(--button-text-color);
  border: 1px solid var(--accent-color);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--dur-micro) var(--ease-out), transform var(--dur-micro) var(--ease-out);
}

.analytics-banner-btn:hover {
  background-color: var(--accent-strong);
  border-color: var(--accent-strong);
  transform: translateY(-1px);
}

.analytics-banner-btn:active {
  transform: translateY(0);
}

@media (max-width: 480px) {
  .analytics-banner {
    bottom: var(--space-3);
    right: var(--space-3);
    left: var(--space-3);
    width: auto;
    max-width: none;
  }
}