/*
 * Dicovo brand site. One stylesheet, no third-party requests.
 * Colours follow Dicovo Content (app/app.css in the app repo): ink, subdued ink, canvas,
 * soft borders, success green and the diff red and green. Dark theme via prefers-color-scheme.
 */

@font-face {
  font-family: "Inter Dicovo";
  src: url("/assets/fonts/inter-latin-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215,
    U+FEFF, U+FFFD;
}

:root {
  color-scheme: light dark;

  --font-sans: "Inter Dicovo", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;

  --page: #ffffff;
  --canvas: #f1f2f4;
  --surface: #ffffff;
  --surface-subdued: #f7f7f8;
  --border: #e3e3e6;
  --border-strong: #c9cace;
  --ink: #1f2124;
  --ink-subdued: #5b5e65;
  --accent: #0d7a48;
  --accent-surface: #e2f4e9;
  --accent-border: #a6dcbc;
  --focus: #2563eb;

  --button: #1f2124;
  --button-hover: #000000;
  --button-ink: #ffffff;

  --mark-bg: #1f2124;
  --mark-ring: #ffffff;
  --mark-stem: #23a062;

  --diff-removed-surface: #fde6e3;
  --diff-removed-ink: #8a1c17;
  --diff-removed-mark: #d9534b;
  --diff-added-surface: #daf2e2;
  --diff-added-ink: #0a5230;
  --diff-added-mark: #23a062;

  --shadow-card: 0 1px 0 rgb(0 0 0 / 0.04), 0 0 0 1px rgb(0 0 0 / 0.02);
  --shadow-lift: 0 1px 2px rgb(0 0 0 / 0.04), 0 12px 32px -8px rgb(16 18 22 / 0.16);

  --radius: 0.875rem;
  --radius-small: 0.5rem;
  --gutter: clamp(1rem, 4vw, 2rem);
  --max: 70rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #111214;
    --canvas: #17181b;
    --surface: #1d1e22;
    --surface-subdued: #222328;
    --border: #2d2f34;
    --border-strong: #42444b;
    --ink: #ececee;
    --ink-subdued: #a5a8ae;
    --accent: #5fd09a;
    --accent-surface: #133524;
    --accent-border: #24603f;
    --focus: #7aa7ff;

    --button: #ececee;
    --button-hover: #ffffff;
    --button-ink: #111214;

    --mark-bg: #ececee;
    --mark-ring: #111214;
    --mark-stem: #1c8f56;

    --diff-removed-surface: #3a1a18;
    --diff-removed-ink: #ffb8b0;
    --diff-removed-mark: #e5675f;
    --diff-added-surface: #11301f;
    --diff-added-ink: #a3e8c0;
    --diff-added-mark: #34b873;

    --shadow-card: 0 0 0 1px rgb(255 255 255 / 0.02);
    --shadow-lift: 0 0 0 1px rgb(255 255 255 / 0.03), 0 16px 40px -12px rgb(0 0 0 / 0.6);
  }
}

/* Base */

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

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

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-wrap: break-word;
}

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

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: -0.025em;
  font-weight: 680;
  text-wrap: balance;
}

p {
  margin: 0;
}

p,
li {
  text-wrap: pretty;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

[id] {
  scroll-margin-top: 1.5rem;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -4rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-small);
  background: var(--button);
  color: var(--button-ink);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus-visible {
  top: 0.75rem;
}

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

/* Header */

.site-header {
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-block: 1.1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  flex: none;
}

.mark-bg {
  fill: var(--mark-bg);
}

.mark-ring {
  stroke: var(--mark-ring);
}

.mark-stem {
  stroke: var(--mark-stem);
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: inline-block;
  padding: 0.45rem 0.7rem;
  border-radius: var(--radius-small);
  color: var(--ink-subdued);
  font-size: 0.95rem;
  font-weight: 550;
  text-decoration: none;
}

.site-nav a:hover {
  background: var(--canvas);
  color: var(--ink);
}

@media (max-width: 26rem) {
  .site-nav {
    width: 100%;
  }

  .site-nav ul {
    margin-left: -0.7rem;
  }

  .site-nav a {
    font-size: 0.9rem;
    padding-inline: 0.6rem;
  }
}

/* Buttons */

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.875rem;
  padding: 0.7rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 0.625rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
}

.button-primary {
  background: var(--button);
  color: var(--button-ink);
}

.button-primary:hover {
  background: var(--button-hover);
}

.button-secondary {
  border-color: var(--border-strong);
  background: var(--surface);
  color: var(--ink);
}

.button-secondary:hover {
  border-color: var(--ink-subdued);
}

/* Sections */

section {
  padding-block: clamp(4rem, 9vw, 7rem);
}

.section-alt {
  background: var(--canvas);
  border-block: 1px solid var(--border);
}

.eyebrow {
  margin-bottom: 0.9rem;
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section-head {
  max-width: 40rem;
  margin-bottom: clamp(2rem, 5vw, 3.25rem);
}

.section-head h2 {
  font-size: clamp(1.85rem, 4.2vw, 2.6rem);
}

.section-head p:not(.eyebrow) {
  margin-top: 1rem;
  color: var(--ink-subdued);
  font-size: 1.125rem;
}

/* Hero */

.hero {
  padding-block: clamp(3.5rem, 9vw, 7rem) clamp(4rem, 9vw, 7.5rem);
}

.hero .wrap {
  display: grid;
  gap: clamp(3rem, 6vw, 4.5rem);
  align-items: center;
}

@media (min-width: 60rem) {
  .hero .wrap {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
}

.hero h1 {
  font-size: clamp(2.25rem, 5.6vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  font-weight: 700;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero-lead {
  max-width: 34rem;
  margin-top: 1.5rem;
  color: var(--ink-subdued);
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  line-height: 1.55;
}

.hero .actions {
  margin-top: 2.25rem;
}

/* Diff example (hero visual) */

.diff-figure {
  margin: 0;
}

.diff-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}

.diff-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-subdued);
}

.diff-product {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
}

.diff-thumb {
  width: 2.25rem;
  height: 2.25rem;
  flex: none;
  border-radius: 0.45rem;
  background:
    linear-gradient(135deg, rgb(255 255 255 / 0.35), rgb(255 255 255 / 0) 60%),
    #c9b79c;
}

.diff-product-name {
  font-size: 0.95rem;
  font-weight: 620;
  line-height: 1.3;
}

.diff-product-field {
  color: var(--ink-subdued);
  font-size: 0.8125rem;
  line-height: 1.3;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--accent-border);
  border-radius: 999px;
  background: var(--accent-surface);
  color: var(--accent);
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.3;
}

.pill-quiet {
  border-color: var(--border);
  background: var(--surface);
  color: var(--ink-subdued);
}

.diff-body {
  padding: 1.25rem;
}

.diff-columns {
  display: grid;
  gap: 1rem;
}

@media (min-width: 34rem) {
  .diff-columns {
    grid-template-columns: 1fr 1fr;
  }
}

.diff-col {
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  font-size: 0.95rem;
  line-height: 1.65;
}

.diff-col-label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.4rem;
  color: var(--ink-subdued);
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.diff-col-label::before {
  content: "";
  width: 0.65rem;
  height: 0.25rem;
  border-radius: 1rem;
  background: var(--diff-removed-mark);
}

.diff-col-new .diff-col-label::before {
  background: var(--diff-added-mark);
}

.diff-col del {
  padding: 0.05em 0.15em;
  border-radius: 0.2em;
  background: var(--diff-removed-surface);
  color: var(--diff-removed-ink);
  text-decoration: line-through;
  text-decoration-color: var(--diff-removed-mark);
  text-decoration-thickness: 2px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

.diff-col ins {
  padding: 0.05em 0.15em;
  border-radius: 0.2em;
  background: var(--diff-added-surface);
  color: var(--diff-added-ink);
  text-decoration: underline;
  text-decoration-color: var(--diff-added-mark);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.22em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

.diff-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--ink-subdued);
  font-size: 0.875rem;
}

.diff-checks li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.check-icon {
  width: 1rem;
  height: 1rem;
  flex: none;
  color: var(--accent);
}

.diff-card-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.9rem 1.25rem;
  border-top: 1px solid var(--border);
}

.diff-note {
  color: var(--ink-subdued);
  font-size: 0.875rem;
}

.fake-actions {
  display: flex;
  gap: 0.5rem;
}

.fake-button {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--border-strong);
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.3;
}

.fake-button-primary {
  border-color: var(--button);
  background: var(--button);
  color: var(--button-ink);
}

.diff-figure figcaption {
  margin-top: 1rem;
  color: var(--ink-subdued);
  font-size: 0.875rem;
  text-align: center;
}

/* Apps */

.apps-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 56rem) {
  .apps-grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  }
}

.app-card {
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 0.25rem);
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.app-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.25rem;
}

.app-icon {
  width: 4rem;
  height: 4rem;
  flex: none;
  border-radius: 0.95rem;
  box-shadow: 0 0 0 1px rgb(0 0 0 / 0.06);
}

.app-card h3 {
  font-size: 1.6rem;
}

.app-subtitle {
  margin-top: 0.15rem;
  color: var(--ink-subdued);
  font-size: 0.95rem;
}

.app-desc {
  max-width: 38rem;
  margin-top: 1.5rem;
  font-size: 1.125rem;
}

.feature-list {
  display: grid;
  gap: 0.8rem 2rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 40rem) {
  .feature-list {
    grid-template-columns: 1fr 1fr;
  }
}

.feature-list li {
  display: flex;
  gap: 0.65rem;
  font-size: 0.975rem;
  line-height: 1.5;
}

.feature-list .check-icon {
  margin-top: 0.2rem;
}

.app-card-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin-top: auto;
  padding-top: 2rem;
}

.app-meta {
  color: var(--ink-subdued);
  font-size: 0.9rem;
}

.app-card-quiet {
  justify-content: center;
  border-style: dashed;
  border-color: var(--border-strong);
  background: transparent;
  box-shadow: none;
}

.quiet-icon {
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  border: 1px dashed var(--border-strong);
  border-radius: 0.95rem;
  color: var(--ink-subdued);
}

.quiet-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.app-card-quiet h3 {
  margin-top: 1.5rem;
  font-size: 1.35rem;
}

.app-card-quiet p {
  margin-top: 0.75rem;
  color: var(--ink-subdued);
}

/* Principles */

.principles {
  display: grid;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: principle;
}

@media (min-width: 40rem) {
  .principles {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 64rem) {
  .principles {
    grid-template-columns: repeat(4, 1fr);
  }
}

.principles li {
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  counter-increment: principle;
}

.principles li::before {
  content: counter(principle, decimal-leading-zero);
  display: block;
  margin-bottom: 1.25rem;
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

.principles h3 {
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.principles p {
  margin-top: 0.7rem;
  color: var(--ink-subdued);
  font-size: 0.975rem;
}

/* Contact */

.contact .wrap {
  display: grid;
  gap: 2rem;
  align-items: end;
}

@media (min-width: 56rem) {
  .contact .wrap {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  }
}

.contact h2 {
  font-size: clamp(1.85rem, 4.2vw, 2.6rem);
}

.contact p:not(.eyebrow) {
  max-width: 34rem;
  margin-top: 1rem;
  color: var(--ink-subdued);
  font-size: 1.125rem;
}

.contact-email {
  display: inline-block;
  font-size: clamp(1.15rem, 3.4vw, 1.6rem);
  font-weight: 620;
  letter-spacing: -0.02em;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.25em;
  overflow-wrap: anywhere;
}

/* Footer */

.site-footer {
  padding-block: 3rem 2.5rem;
  border-top: 1px solid var(--border);
  background: var(--canvas);
  color: var(--ink-subdued);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 48rem) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.site-footer .brand {
  font-size: 1.1rem;
}

.site-footer .brand-mark {
  width: 1.6rem;
  height: 1.6rem;
}

.footer-heading {
  margin-bottom: 0.6rem;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 650;
}

.site-footer address {
  font-style: normal;
}

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

.site-footer li + li {
  margin-top: 0.35rem;
}

.footer-about {
  margin-top: 1rem;
  max-width: 24rem;
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

/* 404 */

.not-found {
  padding-block: clamp(5rem, 14vw, 9rem);
}

.not-found h1 {
  font-size: clamp(2.2rem, 6vw, 3.5rem);
  letter-spacing: -0.04em;
}

.not-found p:not(.eyebrow) {
  max-width: 32rem;
  margin-top: 1.25rem;
  color: var(--ink-subdued);
  font-size: 1.125rem;
}

.not-found .actions {
  margin-top: 2rem;
}

@media (forced-colors: active) {
  .diff-col del,
  .diff-col ins {
    border: 1px solid CanvasText;
  }
}

.not-found + .site-footer .footer-base {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-short {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

.page-short main {
  flex: 1;
}