@font-face {
  font-family: Roboto;
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("./fonts/roboto-latin.woff2") format("woff2");
}

@font-face {
  font-family: Roboto;
  font-style: italic;
  font-weight: 400 700;
  font-display: swap;
  src: url("./fonts/roboto-italic-latin.woff2") format("woff2");
}

:root {
  color-scheme: dark;
  --color-burgundy: #982249;
  --color-white: #fff;
  --color-cream: #faf5eb;
  --color-sand: #e5cd9c;
  --color-announcement: #f2e6cc;
  --color-focus: #ffc300;
  /* One design unit is one point on the supplied 1200 × 900 layout. */
  --unit: 0.0833333333vw;
  --font-body: Roboto, system-ui, sans-serif;
  --desktop-backdrop: image-set(url("./background-1200.webp") 1x, url("./background-2400.webp") 2x);
}

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

html {
  min-inline-size: 280px;
  background: var(--color-burgundy);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  position: relative;
  isolation: isolate;
  margin: 0;
  color: var(--color-white);
  font-family: var(--font-body);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0 0 auto;
  min-block-size: 100svh;
  block-size: calc(900 * var(--unit));
  background-image: var(--desktop-backdrop);
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center top;
  content: "";
}

.page {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-block-size: max(100svh, calc(900 * var(--unit)));
  padding: calc(142 * var(--unit)) calc(24 * var(--unit)) calc(56 * var(--unit));
  text-align: center;
}

h1,
h2,
p,
dl,
dd {
  margin: 0;
}

img {
  display: block;
  max-inline-size: 100%;
  block-size: auto;
}

a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 0.2em;
}

a:hover,
.copy-iban:hover {
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
  border-radius: 2px;
}

strong {
  font-weight: 700;
}

.logo {
  inline-size: calc(184.76 * var(--unit));
  block-size: calc(146.67 * var(--unit));
}

.announcement {
  margin-block-start: calc(31.4 * var(--unit));
  color: var(--color-cream);
  font-style: italic;
  font-size: calc(15 * var(--unit));
  line-height: calc(22 * var(--unit));
  letter-spacing: 0.005em;
}

.announcement h1 {
  margin-block-end: calc(8.64 * var(--unit));
  color: var(--color-announcement);
  font-size: calc(19 * var(--unit));
  font-weight: 700;
  line-height: calc(23 * var(--unit));
  letter-spacing: 0.01em;
}

.design-line {
  display: block;
}

.support {
  margin-block-start: calc(18.25 * var(--unit));
  color: var(--color-cream);
  font-size: calc(15 * var(--unit));
  line-height: calc(22 * var(--unit));
  font-style: italic;
  letter-spacing: 0.005em;
}

.support-title {
  inline-size: calc(454.02 * var(--unit));
  margin-inline: auto;
  transform: translateX(calc(-9.22 * var(--unit)));
}

.support-title img {
  inline-size: 100%;
  aspect-ratio: 454.02 / 47.9;
}

.support-options {
  margin-block-start: calc(5.63 * var(--unit));
  font-weight: 700;
}

.thanks {
  margin-block-start: calc(9 * var(--unit));
}

.contact {
  margin-block-start: calc(22.63 * var(--unit));
  font-size: calc(10 * var(--unit));
  line-height: calc(14 * var(--unit));
  letter-spacing: 0.005em;
}

.contact h2,
.bank h2 {
  color: var(--color-sand);
  font-size: inherit;
  font-weight: 700;
  letter-spacing: 0.015em;
}

address {
  font-style: normal;
}

.contact-person,
.contact-channels {
  margin-block-start: calc(12 * var(--unit));
}

.phone-line,
.email-line {
  display: block;
}

.instagram {
  margin-block-start: calc(10 * var(--unit));
}

.label {
  color: var(--color-sand);
}

.donations {
  display: grid;
  grid-template-columns: calc(185 * var(--unit)) calc(119 * var(--unit));
  gap: calc(24 * var(--unit));
  margin-block-start: calc(19.92 * var(--unit));
  text-align: start;
  font-size: calc(10 * var(--unit));
  line-height: calc(14 * var(--unit));
  letter-spacing: 0.01em;
}

.bank {
  padding-block-start: calc(14.24 * var(--unit));
}

.account-holder {
  margin-block-start: calc(12 * var(--unit));
}

.account-holder strong {
  font-weight: 600;
}

.account-details {
  margin-block-start: calc(14 * var(--unit));
}

.account-details > div {
  display: grid;
  grid-template-columns: calc(29 * var(--unit)) 1fr;
}

.copy-iban {
  display: inline;
  margin: 0;
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  white-space: nowrap;
  cursor: copy;
  user-select: all;
}

.qr-link {
  display: block;
  inline-size: calc(85.54 * var(--unit));
}

.paypal-address {
  display: inline-block;
  margin-block-start: calc(10.86 * var(--unit));
  white-space: nowrap;
}

.visually-hidden {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  z-index: 2;
  inset-block-start: 1rem;
  inset-inline-start: 1rem;
  padding: 0.75rem 1rem;
  background: var(--color-burgundy);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: none;
}

@media (width > 1024px) {
  body::after {
    position: fixed;
    z-index: 1;
    inset: 0 0 auto;
    block-size: calc(270 * var(--unit));
    background-image: var(--desktop-backdrop);
    background-size: 100% auto;
    background-repeat: no-repeat;
    /* Include the soft shadow above content without darkening the backdrop twice. */
    mask-image: url("./construction-tape-mask.svg");
    mask-mode: alpha;
    mask-size: 100% auto;
    mask-repeat: no-repeat;
    pointer-events: none;
    content: "";
  }
}

@media (width <= 1024px) {
  :root {
    --unit: 1px;
  }

  body {
    isolation: auto;
    background-image: url("./construction-tape.svg?v=561024d6e6b4"), url("./background-mobile.webp");
    background-position: center top;
    background-size: 1200px 270px, cover;
    background-repeat: no-repeat;
  }

  /* Mobile decoration is a normal background, with no layers in the touch path. */
  body::before,
  body::after {
    content: none;
  }

  .page {
    min-block-size: 100svh;
    padding: 154px 24px 48px;
  }

  .logo {
    inline-size: 185px;
    block-size: auto;
  }

  .announcement,
  .support {
    max-inline-size: 620px;
    inline-size: 100%;
    font-size: 16px;
    line-height: 1.5;
  }

  .announcement {
    margin-block-start: 30px;
  }

  .announcement h1 {
    margin-block-end: 16px;
    font-size: 21px;
    line-height: 1.3;
  }

  .support {
    margin-block-start: 28px;
  }

  .support-title {
    max-inline-size: 100%;
    transform: none;
  }

  .support-options {
    margin-block-start: 12px;
  }

  .thanks {
    margin-block-start: 14px;
  }

  .contact {
    margin-block-start: 30px;
    font-size: 14px;
    line-height: 1.6;
  }

  .contact-channels a,
  .instagram a {
    display: inline-block;
    padding-block: 4px;
  }

  .donations {
    grid-template-columns: minmax(0, 260px) 170px;
    gap: 28px;
    margin-block-start: 30px;
    font-size: 14px;
    line-height: 1.5;
  }

  .account-details > div {
    grid-template-columns: 40px 1fr;
  }

  .qr-link {
    inline-size: 124px;
  }

  .copy-iban {
    padding-block: 4px;
    margin-block: -4px;
  }
}

@media (width <= 600px) {
  .page {
    padding-inline: 20px;
  }

  .design-line {
    display: inline;
  }

  .mobile-phone {
    display: block;
  }

  .phone-separator {
    display: none;
  }

  .donations {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
    inline-size: min(100%, 288px);
  }

  .bank {
    padding-block-start: 0;
  }

  .bank h2 {
    text-align: center;
  }

  .paypal {
    justify-self: center;
    text-align: center;
  }

  .qr-link {
    inline-size: 140px;
    margin-inline: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}