:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --border: #334155;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #38bdf8;
  --danger: #f87171;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
}

.brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--text);
}

.site-header nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.inline-form {
  display: inline;
}

.inline-form button {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
  padding: 0;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem;
}

.hero {
  margin-bottom: 2rem;
}

.hero h1 {
  margin-bottom: 0.5rem;
}

.hero p {
  color: var(--text-muted);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
}

.project-card h3 {
  margin-top: 0;
}

.tech-stack {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.75rem 0;
}

.tech-stack li {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.loading,
.coming-soon {
  color: var(--text-muted);
}

.login-box,
.admin-form {
  max-width: 360px;
}

.login-box form,
.admin-form form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 0.5rem 0.6rem;
}

button,
.button {
  background: var(--accent);
  border: none;
  border-radius: 6px;
  color: var(--bg);
  cursor: pointer;
  padding: 0.55rem 1rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
}

button.danger {
  background: var(--danger);
}

.error {
  color: var(--danger);
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 0.6rem;
  border-bottom: 1px solid var(--border);
}

td.actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

td.actions form {
  margin: 0;
}