/* ==========================================================================
   NQ6N.com — Minimalist Academic Stylesheet
   Author: Matthew Murphy (NQ6N)
   ========================================================================== */

:root {
  --bg: #111215;
  --text: #e2e4e8;
  --text-muted: #9196a0;
  --text-dim: #676c75;
  --border: #212328;
  --border-light: #33363f;

  --font-serif: Charter, "Bitstream Charter", "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", Georgia, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* Container */
.site-container {
  max-inline-size: 680px;
  width: 100%;
  margin-inline: auto;
  padding: 56px 24px 72px 24px;
  display: flex;
  flex-direction: column;
  gap: 44px;
  flex: 1;
}

/* Header */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  flex-wrap: wrap;
  padding-block-end: 24px;
  border-block-end: 1px solid var(--border);
}

.callsign {
  font-family: var(--font-mono);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  line-height: 1.2;
}

.btn-cw-play {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  padding: 2px 7px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  font-size: 0.72rem;
  transition: all 0.15s ease;
  vertical-align: middle;
}

.btn-cw-play:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

.btn-cw-play.active {
  background: #242730;
  border-color: var(--text);
  color: #ffffff;
}

.cw-symbol {
  font-size: 0.6rem;
  line-height: 1;
}

.cw-label {
  font-weight: 600;
  letter-spacing: 0.5px;
}

.operator-meta {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-block-start: 2px;
}

/* Station Telemetry */
.station-telemetry {
  color: var(--text-dim);
  font-size: 0.82rem;
  letter-spacing: 0.3px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.telemetry-sep {
  color: var(--border-light);
}

.grid-loc {
  color: var(--text-muted);
}

/* Main Content */
.main-content {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

/* Welcome Section */
.welcome-heading {
  font-size: 2.25rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: #ffffff;
  line-height: 1.2;
}

/* Content Sections */
.content-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.section-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  padding-block-end: 8px;
  border-block-end: 1px solid var(--border);
}

/* Academic Links */
.academic-link {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: #44474f;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: all 0.15s ease;
}

.academic-link:hover {
  color: #ffffff;
  text-decoration-color: #ffffff;
}

/* Projects List */
.project-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.project-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.project-title-line {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 1.08rem;
  font-weight: 500;
}

.ext-arrow {
  font-size: 0.9rem;
  color: var(--text-dim);
  transition: color 0.15s ease, transform 0.15s ease;
}

.project-item:hover .ext-arrow {
  color: var(--text);
  transform: translate(1px, -1px);
}

.project-desc {
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.6;
}

/* Links List */
.links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.links-list li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.meta-note {
  color: var(--text-dim);
  font-size: 0.8rem;
}

/* Footer */
.site-footer {
  margin-block-start: auto;
  padding-block-start: 24px;
  border-block-start: 1px solid var(--border);
}

.footer-meta {
  color: var(--text-dim);
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}

/* Mobile Adjustments */
@media (max-width: 600px) {
  .site-container {
    padding: 36px 18px 48px 18px;
    gap: 32px;
  }
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}