/* Lotus brand tokens and base styles. Source of the values: docs/brand.md */

@font-face {
  font-family: "Marcellus";
  src: url("marcellus-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Albert Sans";
  src: url("albert-sans-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Albert Sans";
  src: url("albert-sans-600.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}

:root {
  --lotus-green-900: #2c4435;
  --lotus-green-600: #5b7b6a;
  --lotus-green-300: #a3bfb0;
  --lotus-green-100: #d0dfd6;
  --lotus-brown-700: #6d5a43;
  --lotus-brown-500: #837158;
  --lotus-taupe-400: #a48d78;
  --lotus-sand-200: #e6dac8;
  --lotus-cream-50: #f4f1e9;
  --lotus-cream-25: #faf6f1;
  --lotus-red-100: #fde8e8;
  --lotus-red-700: #b91c1c;
  --lotus-amber-800: #92400e; /* warning text, on amber-100 */
  --lotus-amber-100: #fef3c7;
  --lotus-blue-900: #1e3a8a; /* proposal text, on blue-100 */
  --lotus-blue-100: #dbeafe;
  --lotus-white: #ffffff;

  --font-heading: "Marcellus", Georgia, serif;
  --font-body: "Albert Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--lotus-cream-50);
  color: var(--lotus-brown-700);
  font-family: var(--font-body);
  line-height: 1.6;
}

h1, h2, h3 {
  color: var(--lotus-green-900);
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.25;
}

a { color: var(--lotus-green-900); }
a:hover { color: var(--lotus-green-600); }

:focus-visible {
  outline: 3px solid var(--lotus-green-600);
  outline-offset: 2px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 1.5rem;
  background: var(--lotus-cream-25);
  border-bottom: 3px solid var(--lotus-green-900);
}
.site-header img { display: block; height: 3rem; width: auto; }
.site-header form { margin: 0; }

.lang-switch { display: flex; gap: 0.25rem; }
.lang-switch .button { padding: 0.25rem 0.6rem; min-height: 1.5rem; }
/* Not colour alone: the active language is underlined and bordered. */
.lang-switch .button[aria-current] { text-decoration: underline; box-shadow: inset 0 0 0 2px var(--lotus-cream-25); background: var(--lotus-green-900); }

.site-nav { display: flex; gap: 1.25rem; margin-left: auto; margin-right: 1rem; }
.site-nav a { font-weight: 600; }
.messages { list-style: none; margin: 0 0 1rem; padding: 0; }

.site-main {
  max-width: 64rem;
  margin: 0 auto;
  padding: 1.5rem;
}

.site-main.wide { max-width: none; }

.button {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  border: 0;
  border-radius: 0.375rem;
  background: var(--lotus-green-900);
  color: #fff;
  font: 600 1rem var(--font-body);
  cursor: pointer;
  text-decoration: none;
}
.button:hover { background: var(--lotus-green-600); color: #fff; }
.button.secondary { background: var(--lotus-green-600); }
.button.secondary:hover { background: var(--lotus-green-900); }

.card {
  background: var(--lotus-cream-25);
  border: 1px solid var(--lotus-sand-200);
  border-radius: 0.5rem;
  padding: 1rem 1.5rem;
}

.message-success { background: var(--lotus-green-100); color: var(--lotus-green-900); padding: 0.75rem 1rem; border-radius: 0.375rem; }
.message-error { color: var(--lotus-red-700); }

/* Login page: welcome photo beside the form (the photo appears here only). */
.login {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
}
.login-photo { width: 100%; height: auto; border-radius: 0.5rem; }
.login-card label { display: block; font-weight: 600; margin-bottom: 0.25rem; }
.login-card input[type="email"],
.login-card input[type="password"] {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--lotus-green-300);
  border-radius: 0.375rem;
  background: #fff;
  color: var(--lotus-brown-700);
  font: 400 1rem var(--font-body);
}
@media (max-width: 40rem) {
  .login { grid-template-columns: 1fr; }
  .login-photo { display: none; }
}

/* Plan versions: the select in the top bar and the banner inside a version. */
.version-switch { display: flex; align-items: center; gap: 0.5rem; }
.version-switch select { font: inherit; color: var(--lotus-green-900); background: var(--lotus-white); border: 1px solid var(--lotus-green-600); border-radius: 0.25rem; padding: 0.25rem 0.5rem; }
.version-banner { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; padding: 0.5rem 1.5rem; background: var(--lotus-blue-100); color: var(--lotus-blue-900); border-bottom: 2px dashed var(--lotus-blue-900); }
.version-banner p { margin: 0 auto 0 0; }
.version-banner form { margin: 0; }

/* Notice popup (read-only copy): a modal dialog, centred by the browser */
.notice-dialog { max-width: 26rem; width: calc(100% - 2rem); padding: 1.25rem 1.5rem; border: 1px solid var(--lotus-green-300); border-radius: 0.75rem; background: var(--lotus-white); color: var(--lotus-brown-700); box-shadow: 0 12px 32px rgba(44, 68, 53, 0.25); }
.notice-dialog::backdrop { background: var(--lotus-brown-700); opacity: 0.5; }
.notice-dialog h2 { margin: 0 0 0.5rem; font-family: var(--font-heading); font-size: 1.25rem; color: var(--lotus-green-900); }
.notice-actions { display: flex; justify-content: flex-end; margin-top: 1rem; }
.notice-card { max-width: 32rem; margin: 2rem auto; }