:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f7fb;
  --color-text: #1a1d29;
  --color-text-muted: #5b5f73;
  --color-border: #e3e5ec;
  --color-primary: #3454d1;
  --color-primary-dark: #263e9f;
  --color-success-bg: #e6f6ec;
  --color-success-text: #1a7d3f;
  --color-error-bg: #fdecec;
  --color-error-text: #b3261e;
  --radius: 10px;
  --max-width: 960px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.55;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.25rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.brand {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}
.brand__accent { color: var(--color-primary); }
.site-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}
.site-nav a:hover { color: var(--color-primary); }

/* Hero / sections */
.hero {
  padding: 4rem 0 3rem;
  text-align: left;
}
.hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin: 0 0 1rem;
}
.hero p.lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 640px;
}

section { padding: 2.5rem 0; }
section.alt { background: var(--color-bg-alt); }

h2 { font-size: 1.6rem; }
h3 { font-size: 1.2rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  background: var(--color-bg);
}
.card h3 { margin-top: 0; }
.card a { color: var(--color-primary); font-weight: 600; text-decoration: none; }
.card a:hover { text-decoration: underline; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}
.btn:hover { background: var(--color-primary-dark); }
.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn--secondary:hover { background: var(--color-bg-alt); }

/* Forms */
form.stack { max-width: 560px; }
.field { margin-bottom: 1.25rem; }
.field label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
}
.field .hint {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}
input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--color-bg);
  color: var(--color-text);
}
textarea { min-height: 140px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

/* Alerts */
.alert {
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius);
  margin: 1.25rem 0;
  font-weight: 500;
}
.alert--success { background: var(--color-success-bg); color: var(--color-success-text); }
.alert--error { background: var(--color-error-bg); color: var(--color-error-text); }
.alert--info { background: var(--color-bg-alt); color: var(--color-text); }

/* Status badges */
.badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: capitalize;
}
.badge--open, .badge--pending { background: #fff4de; color: #8a5a00; }
.badge--in_progress { background: #e3ecff; color: #1d3fb0; }
.badge--resolved, .badge--completed { background: var(--color-success-bg); color: var(--color-success-text); }
.badge--closed, .badge--rejected { background: var(--color-bg-alt); color: var(--color-text-muted); }

/* Tables (admin) */
table.data {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}
table.data th, table.data td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}
table.data th { color: var(--color-text-muted); font-weight: 600; }
table.data tr:hover { background: var(--color-bg-alt); }

.thread { border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; margin-top: 1.5rem; }
.thread__message { padding: 1rem 1.25rem; border-bottom: 1px solid var(--color-border); }
.thread__message:last-child { border-bottom: none; }
.thread__message--staff { background: var(--color-bg-alt); }
.thread__meta { color: var(--color-text-muted); font-size: 0.85rem; margin-bottom: 0.35rem; }

.legal-content { max-width: 720px; }
.legal-content h1 { margin-bottom: 0.25rem; }
.legal-meta { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 2rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 3rem;
  background: var(--color-bg-alt);
}
.site-footer__inner {
  padding: 2rem 1.25rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}
.site-footer nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.site-footer a { color: var(--color-text-muted); }

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #14161f;
    --color-bg-alt: #1b1e2a;
    --color-text: #eef0f6;
    --color-text-muted: #a3a7bd;
    --color-border: #2c3040;
    --color-success-bg: #103522;
    --color-success-text: #6fe0a0;
    --color-error-bg: #3a1414;
    --color-error-text: #ff8b83;
  }
}