:root {
  /* Brand colors */
  --brand-orange: #ff9900;
  --brand-gray: #6b6b6b;
  --white: #ffffff;

  /* Light variations */
  --orange-200: #ffd699;
  --gray-700: #4f4f4f;

  /* RGB channels for transparent colors */
  --brand-orange-rgb: 255, 153, 0;
  --brand-gray-rgb: 107, 107, 107;
  --white-rgb: 255, 255, 255;
  --page-background: #eeeeee;
  --card-background: rgba(var(--white-rgb), 0.72);
  --contact-background: var(--white);
  --access-background: #303438;
  --action-background: rgba(var(--brand-orange-rgb), 0.12);
  --action-border: rgba(var(--brand-orange-rgb), 0.36);
  --action-hover-background: var(--brand-orange);
  --action-hover-border: var(--brand-orange);
  --action-hover-text: var(--access-background);

  /* Text */
  --text-color: var(--gray-700);
  --text-muted: var(--brand-gray);
  --text-on-dark-muted: rgba(var(--white-rgb), 0.72);
  --text-action: var(--orange-200);

  /* Borders and effects */
  --section-border: rgba(var(--brand-gray-rgb), 0.12);
  --access-border: rgba(var(--white-rgb), 0.28);
  --card-shadow: 0 18px 48px rgba(var(--brand-gray-rgb), 0.13);
  --button-shadow: 0 4px 12px rgba(var(--brand-gray-rgb), 0.18);
  --focus-ring: rgba(var(--brand-orange-rgb), 0.5);

  /* Shape */
  --radius-card: 26px;
  --radius-section: 18px;
  --radius-small: 9px;

  /* Typography */
  --font:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --font-mono:
    "JetBrains Mono", "Roboto Mono", "Cascadia Mono", "SFMono-Regular",
    Consolas, monospace;
  --text-small: 0.625rem;
  --text-body: 0.8rem;
  --text-title: 0.7rem;
  --text-footer: 0.68rem;
  --contact-value-font-size: var(--text-body);
  --client-value-font-size: 12px;

  /* Icons and spacing */
  --icon-size: 1.15rem;
  --content-inset: 0.25rem;
  --item-x: 0.35rem;
  --item-gap: 0.6rem;
  --contact-title-offset: calc(
    var(--content-inset) + var(--item-x) + var(--icon-size) + var(--item-gap)
  );

  /* Logo */
  --logo-width: 19.625rem;
  --logo-left-offset: calc(1.1rem + var(--contact-title-offset));
}
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text-color);
  background:
    radial-gradient(
      circle at top left,
      rgba(var(--brand-orange-rgb), 0.13),
      transparent 28rem
    ),
    var(--page-background);
  font: var(--text-body)/1.45 var(--font);
}

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

.icon {
  width: var(--icon-size);
  height: var(--icon-size);
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.page {
  display: grid;
  min-height: 100vh;
  padding: 1.5rem;
  place-items: center;
}

.business-card {
  width: min(100%, 60rem);
  padding: 1rem;
  background: var(--card-background);
  border: 1px solid var(--section-border);
  border-radius: var(--radius-card);
  box-shadow: var(--card-shadow);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.header {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
  align-items: center;
  padding: 0.65rem 0 0.9rem;
}

.brand-block {
  width: fit-content;
  max-width: 100%;
  margin-left: var(--logo-left-offset);
}

.brand {
  display: block;
  width: var(--logo-width);
  max-width: 100%;
  line-height: 0;
}

.brand img {
  display: block;
  width: var(--logo-width);
  max-width: 100%;
  height: auto;
}

.brand-block p {
  width: 100%;
  margin: 0.4rem 0 0;
  color: var(--text-muted);
  font-size: var(--text-small);
  font-weight: 700;
  letter-spacing: 0.045em;
  text-align: right;
  text-transform: uppercase;
}

.card-grid {
  display: grid;
  gap: 0.65rem;
  align-items: stretch;
}

.contact-section,
.access-section {
  height: 100%;
  padding: 1.1rem;
  border-radius: var(--radius-section);
}

.section-title {
  margin: 0 0 0.7rem;
  color: var(--brand-orange);
  font-size: var(--text-title);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-align: left;
  text-transform: uppercase;
}

.contact-section {
  min-width: 0;
  background: var(--contact-background);
  border: 1px solid var(--section-border);
}

.contact-section > .section-title {
  margin-left: var(--contact-title-offset);
}

.contact-groups,
.contact-row,
.location {
  width: calc(100% - (var(--content-inset) * 2));
  margin-right: var(--content-inset);
  margin-left: var(--content-inset);
}

.contact-groups,
.contact-row {
  display: grid;
  gap: 0.25rem 0.65rem;
  align-items: start;
}

.contact-groups {
  margin-top: 0;
  margin-bottom: 0;
  font-style: normal;
}

.contact-row {
  margin-top: 0.35rem;
}

.contact-item {
  display: flex;
  min-width: 0;
  min-height: 3.2rem;
  gap: var(--item-gap);
  align-items: flex-start;
  padding: 0.42rem var(--item-x);
  text-align: left;
}

.contact-item .icon {
  margin-top: 0.1rem;
  color: var(--brand-orange);
}

.contact-item span {
  min-width: 0;
}

.contact-item small,
.location small {
  display: block;
  margin-bottom: 0.12rem;
  color: var(--text-muted);
  font-size: var(--text-small);
  font-weight: 750;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.label-voip {
  text-transform: none;
}

.contact-item a,
.contact-item strong,
.location strong {
  display: block;
  font-size: var(--contact-value-font-size);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.fixed-numbers {
  display: inline-flex;
  flex-wrap: nowrap;
  gap: 0.35rem;
  align-items: baseline;
  white-space: nowrap;
}

.fixed-separator {
  color: var(--text-muted);
  font-weight: 650;
}

.location {
  min-height: 3.2rem;
  margin-top: 0.45rem;
  background: transparent;
  border: 0;
  border-radius: var(--radius-small);
}

.access-section {
  display: flex;
  min-width: min(100%, 20.5rem);
  flex-direction: column;
  gap: 0.45rem;
  color: var(--contact-background);
  background: var(--access-background);
}

.access-header {
  display: flex;
  justify-content: flex-start;
  text-align: left;
}

.access-header .section-title {
  margin-left: 0.7rem;
}

.access-data {
  display: grid;
  overflow: hidden;
  gap: 0;
  min-width: 0;
  margin: 0;
  background: transparent;
  border: 1px solid var(--access-border);
  border-radius: var(--radius-small);
  text-align: left;
}

.access-data p {
  display: grid;
  min-height: auto;
  gap: 0.08rem;
  align-content: center;
  margin: 0;
  padding: 0.62rem 0.7rem;
  background: transparent;
  border: 0;
  font-size: var(--text-body);
}

.access-data p + p {
  border-top: 1px solid var(--access-border);
}

.access-data span {
  color: var(--text-on-dark-muted);
  font-size: var(--text-small);
  font-weight: 750;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.access-data strong {
  display: block;
  max-width: 100%;
  min-height: 1.35em;
  color: var(--contact-background);
  font-size: var(--client-value-font-size);
  font-weight: 700;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
#client-os,
#client-ip {
  font-family: var(--font-mono);
}

#client-ip {
  font-size: var(--client-value-font-size);
  line-height: 1.35;
  word-break: normal;
  overflow-wrap: anywhere;
}

.actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 0;
}

.action-button {
  display: flex;
  min-height: 2.75rem;
  gap: 0.4rem;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.65rem;
  color: var(--text-action);
  background: var(--action-background);
  border: 1px solid var(--action-border);
  border-radius: var(--radius-small);
  box-shadow: var(--button-shadow);
  font-size: var(--text-small);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-align: center;
  text-transform: uppercase;
  white-space: nowrap;
  transition:
    color 170ms ease,
    background-color 170ms ease,
    border-color 170ms ease;
}

.action-button:hover {
  color: var(--action-hover-text);
  background: var(--action-hover-background);
  border-color: var(--action-hover-border);
}

.action-button:active {
  color: var(--action-hover-text);
  background: var(--action-hover-background);
  border-color: var(--action-hover-border);
}

.footer {
  padding: 1rem 2rem 0 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-footer);
  font-weight: 400;
  line-height: 1;
  text-align: right;
}
.footer p {
  margin: 0;
  font-size: var(--text-footer);
  line-height: 1;
}

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

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

  .contact-groups .contact-item:nth-child(2),
  .contact-row .contact-item:nth-child(2) {
    padding-left: 0;
  }
}

@media (min-width: 53rem) {
  .header,
  .card-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(19rem, 0.75fr);
  }
}

@media (max-width: 52.99rem) {
  .brand-block {
    margin-left: var(--content-inset);
  }

  .access-section {
    min-width: 0;
  }

  .footer {
    padding-right: 1.2rem;
  }
}

@media (max-width: 39.99rem) {
  .page {
    padding: 0.65rem;
    place-items: start center;
  }

  .business-card {
    padding: 0.6rem;
    border-radius: 20px;
  }

  .header {
    gap: 0.85rem;
    padding: 0.55rem 0.35rem 0.9rem;
  }

  .contact-section,
  .access-section {
    height: auto;
    padding: 0.9rem;
    border-radius: 15px;
  }

  .footer {
    padding: 0.38rem 0.8rem 0 0.35rem;
  }
}

@media (max-width: 29rem) {
  .actions {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 24rem) {
  .fixed-numbers {
    gap: 0.28rem;
    font-size: 0.76rem;
  }
}

@media (max-width: 23rem) {
  .brand-block p {
    font-size: 0.56rem;
    letter-spacing: 0.025em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .action-button {
    transition: none;
  }
}