:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #12263a;
  --accent: #004e89;
  --line: #d9e0ea;
  --error: #a01212;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(180deg, #edf2f7 0%, #f7fafc 100%);
  color: var(--ink);
}

.container {
  width: min(980px, 92vw);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky;
  top: 0;
}

.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 64px;
  gap: 1rem;
}

.brand {
  font-size: 1.3rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

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

main.container {
  padding: 1.2rem 0 2rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.panel.slim {
  width: min(560px, 100%);
}

.muted {
  color: #4a5f75;
}

.search-form,
.stack-form {
  display: grid;
  gap: 0.65rem;
}

small {
  color: #51657b;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

button {
  width: fit-content;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
}

.cv-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.cv-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.8rem;
}

.error-box {
  border: 1px solid #f5b3b3;
  background: #fff0f0;
  color: var(--error);
  padding: 0.75rem;
  border-radius: 8px;
}

.inline-form {
  display: inline;
}

.link-btn {
  padding: 0;
  background: none;
  border: none;
  color: var(--accent);
  text-decoration: underline;
}

@media (max-width: 700px) {
  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.6rem 0;
  }
}