:root {
  color-scheme: light dark;
  --bg: #f7f7f8;
  --text: #1e1f24;
  --muted: #4e5161;
  --surface: #ffffff;
  --border: #d6d9e0;
  --accent: #0a66d6;
}

:root[data-theme='dark'] {
  --bg: #111319;
  --text: #eceef4;
  --muted: #b8bfce;
  --surface: #1a1e27;
  --border: #2a3040;
  --accent: #71a7ff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #111319;
    --text: #eceef4;
    --muted: #b8bfce;
    --surface: #1a1e27;
    --border: #2a3040;
    --accent: #71a7ff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.site-header,
.site-footer {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
}

.site-footer {
  border-bottom: 0;
  border-top: 1px solid var(--border);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-separator {
  color: var(--muted);
  user-select: none;
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.cloud-link,
.site-footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.cloud-link:hover,
.site-footer a:hover {
  text-decoration: underline;
}

.login-button,
.theme-toggle {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  padding: 0.45rem 0.8rem;
  border-radius: 0.45rem;
  font: inherit;
}

.login-button {
  text-decoration: none;
  font-weight: 600;
}

.login-button:hover,
.theme-toggle:hover {
  border-color: var(--accent);
}

.theme-toggle {
  cursor: pointer;
}

.content {
  display: grid;
  place-content: center;
  text-align: center;
  padding: 2rem 1.5rem;
}

h1 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
}

p {
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.search-card {
  margin-top: 2rem;
  width: min(100%, 680px);
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--surface);
}

.search-card h2 {
  margin: 0 0 0.8rem;
  font-size: 1.1rem;
}

.ecosia-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.6rem;
}

.ecosia-form input,
.ecosia-form button {
  font: inherit;
  border-radius: 0.55rem;
}

.ecosia-form input {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  padding: 0.65rem 0.8rem;
}

.ecosia-form input:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 55%, transparent);
  outline-offset: 1px;
}

.ecosia-form button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  padding: 0.65rem 1rem;
  cursor: pointer;
  font-weight: 600;
}

.ecosia-form button:hover {
  filter: brightness(0.95);
}

.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;
}

@media (max-width: 560px) {
  .header-nav {
    flex-wrap: wrap;
    justify-content: space-between;
  }

  .header-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .ecosia-form {
    grid-template-columns: 1fr;
  }
}

.site-footer {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.cookie-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.6rem 0.75rem;
  background: color-mix(in srgb, var(--surface) 88%, var(--bg));
}

.cookie-banner-text {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.cookie-banner-close {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  padding: 0.35rem 0.7rem;
  border-radius: 0.4rem;
  font: inherit;
  cursor: pointer;
  white-space: nowrap;
}

.cookie-banner-close:hover {
  border-color: var(--accent);
}

.footer-contact {
  margin: 0;
}

@media (max-width: 560px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}

.cookie-banner.is-hidden {
  display: none;
}