/* Kaigaroo Computer Services — static brochure */
:root {
  --color-bg: #0f1419;
  --color-surface: #161d26;
  --color-border: #2a3441;
  --color-text: #e8eaed;
  --color-muted: #9aa5b1;
  --color-accent: #6b9f7a;
  --color-accent-hover: #8fbc9a;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: var(--font-sans);
  --space: 1rem;
  --radius: 6px;
  --header-height: 3.5rem;
  --content-max: 42rem;
  --wide-max: 72rem;
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  padding-left: env(safe-area-inset-left, 0);
  padding-right: env(safe-area-inset-right, 0);
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 999;
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
}

.skip-link:focus {
  left: var(--space);
  top: var(--space);
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

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

.main {
  min-height: 50vh;
}

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space);
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: var(--space) calc(var(--space) * 1.25);
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.site-logo:hover {
  color: var(--color-accent);
}

.site-header__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
}

.site-phone {
  margin: 0;
  font-size: 0.95rem;
}

.site-phone a {
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
}

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

.site-social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin: 0 auto;
  background: var(--color-text);
  border-radius: 1px;
}

.site-nav {
  width: 100%;
  border-top: 1px solid var(--color-border);
}

.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 0 calc(var(--space) * 1.25);
  list-style: none;
}

.site-nav__list a {
  display: block;
  padding: 0.75rem 1.25rem 0.75rem 0;
  color: var(--color-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.site-nav__list a:hover,
.site-nav__list a[aria-current="page"] {
  color: var(--color-accent);
}

@media (max-width: 52rem) {
  .site-header__inner {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: start;
    column-gap: 0.75rem;
    row-gap: 0.75rem;
    padding-top: max(var(--space), env(safe-area-inset-top, 0px));
    padding-left: max(calc(var(--space) * 1.25), env(safe-area-inset-left, 0px));
    padding-right: max(calc(var(--space) * 1.25), env(safe-area-inset-right, 0px));
  }

  .site-logo {
    grid-column: 1;
    grid-row: 1;
    font-size: 1.1rem;
    line-height: 1.3;
    min-width: 0;
  }

  .nav-toggle {
    display: flex;
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    min-width: 2.75rem;
    min-height: 2.75rem;
    width: 2.75rem;
    height: 2.75rem;
  }

  .site-header__meta {
    grid-column: 1 / -1;
    grid-row: 2;
    padding-top: 0.65rem;
    border-top: 1px solid var(--color-border);
    width: 100%;
  }

  .site-nav {
    display: none;
    border-top: none;
  }

  .site-nav.is-open {
    display: block;
    width: 100%;
    padding-bottom: var(--space);
    padding-left: max(calc(var(--space) * 1.25), env(safe-area-inset-left, 0px));
    padding-right: max(calc(var(--space) * 1.25), env(safe-area-inset-right, 0px));
    border-top: 1px solid var(--color-border);
  }

  .site-nav__list {
    flex-direction: column;
    padding-top: 0.5rem;
    padding-left: max(calc(var(--space) * 1.25), env(safe-area-inset-left, 0px));
    padding-right: max(calc(var(--space) * 1.25), env(safe-area-inset-right, 0px));
  }

  .site-nav__list a {
    padding: 0.75rem 0;
    min-height: 2.75rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--color-border);
  }
}

/* Hero */
.hero {
  margin-bottom: calc(var(--space) * 2);
}

.hero--banner {
  min-height: 12rem;
  background-color: var(--color-surface);
  background-image: url("../images/header-banner.jpg");
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 40rem) {
  .hero--banner {
    min-height: 16rem;
  }
}

/* Contact page hero */
.contact-layout {
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 0 calc(var(--space) * 1.25);
}

.contact-layout--with-intro .prose--contact-intro {
  max-width: var(--wide-max);
  margin-left: auto;
  margin-right: auto;
}

.contact-layout--with-intro {
  padding-bottom: calc(var(--space) * 2);
}

.contact-hero__visual {
  min-height: 14rem;
  background-color: var(--color-surface);
  background-image: url("../images/header-banner.jpg");
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.contact-card {
  padding: calc(var(--space) * 1.5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.contact-card h1,
.contact-card h2.contact-card__title {
  margin-top: 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
}

.contact-card__alt-phone {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.contact-card p {
  margin: 0 0 var(--space);
  color: var(--color-muted);
}

.contact-card .contact-card__phone {
  font-size: 1.125rem;
  color: var(--color-text);
}

.contact-card .button {
  display: inline-block;
  margin-top: var(--space);
  padding: 0.65rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
}

.contact-card .button:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg);
}

/* Prose */
.prose {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 calc(var(--space) * 1.25) calc(var(--space) * 3);
}

.prose h1 {
  margin-top: 0;
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.25;
}

.prose h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.3;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p {
  margin: 0 0 1rem;
  color: var(--color-muted);
}

.prose a {
  color: var(--color-accent);
}

.prose ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--color-muted);
}

.prose li {
  margin-bottom: 0.35rem;
}

.prose li::marker {
  color: var(--color-accent);
}

.prose .lead {
  font-size: 1.125rem;
  color: var(--color-text);
}

.cta-box {
  margin-top: 2rem;
  padding: 1.25rem 1.35rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.cta-box p:last-child {
  margin-bottom: 0;
}

.cta-box .button {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.65rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
}

.cta-box .button:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg);
}

.service-section {
  margin-bottom: 2.25rem;
}

.prose > .service-section:first-of-type {
  margin-top: 0.5rem;
}

.service-section:last-child {
  margin-bottom: 0;
}

.prose .service-section h2 {
  margin-top: 0;
}

.service-section p:last-child {
  margin-bottom: 0;
}

.prose--contact-intro {
  padding-bottom: 1rem;
}

.prose--contact-intro h1 {
  color: var(--color-text);
}

.credibility-line {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.95rem;
}

/* Contact: upper row + form */
.contact-upper {
  display: grid;
  gap: calc(var(--space) * 1.5);
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 0 calc(var(--space) * 1.25);
}

@media (min-width: 48rem) {
  .contact-upper {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }
}

.contact-card--details {
  height: fit-content;
}

.contact-form-section {
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: calc(var(--space) * 2) calc(var(--space) * 1.25) calc(var(--space) * 3);
  border-top: 1px solid var(--color-border);
}

.contact-form-section__title {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-text);
}

.contact-form-section__note {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.contact-form {
  position: relative;
  max-width: 36rem;
}

.contact-form__field {
  margin-bottom: 1.1rem;
}

.contact-form__label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
}

.contact-form__req {
  color: var(--color-muted);
  font-weight: 400;
  font-size: 0.875rem;
}

.contact-form__opt {
  color: var(--color-muted);
  font-weight: 400;
  font-size: 0.875rem;
}

.contact-form__input,
.contact-form__textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  font: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.contact-form__textarea {
  resize: vertical;
  min-height: 8rem;
}

.contact-form__input:focus,
.contact-form__textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.contact-form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.contact-form__actions {
  margin-top: 1.25rem;
}

.contact-form__submit {
  padding: 0.65rem 1.35rem;
  font: inherit;
  font-weight: 600;
  color: var(--color-bg);
  background: var(--color-accent);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
}

.contact-form__submit:hover {
  background: var(--color-accent-hover);
}

/* Footer */
.site-footer {
  margin-top: auto;
  padding: calc(var(--space) * 2) calc(var(--space) * 1.25);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.site-footer__inner {
  max-width: var(--wide-max);
  margin: 0 auto;
}

.site-footer__copy {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-muted);
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ——— Mobile & small tablets ——— */
@media (max-width: 40rem) {
  .hero--banner {
    min-height: 9.5rem;
    background-position: center center;
  }

  .contact-hero__visual {
    min-height: 11rem;
  }

  .prose {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
    padding-bottom: calc(var(--space) * 2.5);
  }

  .prose h1 {
    font-size: 1.55rem;
    line-height: 1.22;
  }

  .prose .lead {
    font-size: 1.0625rem;
  }

  .prose h2 {
    margin-top: 1.65rem;
    font-size: 1.2rem;
  }

  .service-section {
    margin-bottom: 1.85rem;
    padding-bottom: 0.25rem;
  }

  .service-section + .service-section {
    border-top: 1px solid var(--color-border);
    padding-top: 0.35rem;
  }

  .cta-box {
    padding: 1.1rem 1.15rem;
  }

  .cta-box .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.75rem;
    padding: 0.7rem 1.25rem;
  }

  .contact-layout {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
  }

  .contact-upper {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
  }

  .contact-form-section {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
    padding-top: calc(var(--space) * 1.5);
  }

  .contact-form {
    max-width: none;
  }

  .contact-form__input,
  .contact-form__textarea {
    padding: 0.7rem 0.8rem;
    font-size: 1rem; /* avoids iOS zoom on focus */
  }

  .contact-form__input {
    min-height: 2.75rem;
  }

  .contact-form__submit {
    width: 100%;
    min-height: 2.75rem;
    padding: 0.75rem 1rem;
  }

  .site-footer {
    padding-left: max(calc(var(--space) * 1.25), env(safe-area-inset-left, 0px));
    padding-right: max(calc(var(--space) * 1.25), env(safe-area-inset-right, 0px));
    padding-bottom: max(calc(var(--space) * 2), env(safe-area-inset-bottom, 0px));
  }
}

@media (max-width: 22rem) {
  body {
    font-size: 1rem;
  }

  .site-logo {
    font-size: 1rem;
  }
}