/* ============================================================
   WXBRIEF — Aviation Weather Dashboard
   Theme: classical light / aviation chart
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #f2f5f8;
  --bg2:        #e7ecf2;
  --bg3:        #ffffff;
  --border:     #ccd4de;
  --border2:    #b4c0ce;
  --navy:       #3577b5;
  --navy-dim:   #4a8ec8;
  --navy-dark:  #e3eff9;
  --amber:      #b8720e;
  --amber-dark: #fdf3e0;
  --red:        #b03030;
  --red-dark:   #fdeaea;
  --blue:       #2b6aa0;
  --blue-dark:  #ddeef8;
  --purple:     #6a3db5;
  --purple-dark:#ede8f9;
  --green:      #1a6635;
  --green-dim:  #2a8a4d;
  --green-dark: #e6f4ec;
  --text:       #1e2d3d;
  --text-dim:   #5a6a7a;
  --text-mute:  #9aaab8;
  --mono:       'Share Tech Mono', monospace;
  --sans:       'Barlow', sans-serif;
  --cond:       'Barlow Condensed', sans-serif;
  --shadow-sm:  0 1px 3px rgba(26,42,68,0.07);
  --shadow-md:  0 2px 8px rgba(26,42,68,0.09), 0 1px 3px rgba(26,42,68,0.05);
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  min-height: 100vh;
}

a { color: var(--navy-dim); text-decoration: none; }
a:hover { color: var(--navy); text-decoration: underline; }

.hidden { display: none !important; }

/* Scanline overlay removed for light theme */
.scanline { display: none; }

/* ── Header ───────────────────────────────────────────── */

.header {
  border-bottom: 2px solid var(--navy);
  background: var(--bg3);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo { display: flex; align-items: center; gap: 12px; }

.logo-icon {
  font-size: 22px;
  color: var(--navy);
  display: inline-block;
  transform: rotate(-45deg);
  line-height: 1;
}

.logo-title {
  font-family: var(--cond);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--navy);
  line-height: 1;
}

.logo-sub {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--text-mute);
  letter-spacing: 0.1em;
  margin-top: 3px;
  text-transform: uppercase;
}

.utc-clock {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--navy-dim);
  letter-spacing: 0.06em;
  background: var(--navy-dark);
  border: 1px solid #bdd4ec;
  border-radius: 4px;
  padding: 4px 10px;
}

/* ── Main ─────────────────────────────────────────────── */

.main {
  max-width: 980px;
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem;
}

/* ── Search ───────────────────────────────────────────── */

.search-section { margin-bottom: 2rem; }

.search-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.search-row {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.airport-input {
  flex: 1;
  min-width: 0;
  background: var(--bg3);
  border: 1.5px solid var(--border2);
  color: var(--navy);
  font-family: var(--sans);
  font-size: 15px;
  padding: 10px 16px;
  border-radius: 5px;
  outline: none;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.airport-input::placeholder { color: var(--text-mute); }
.airport-input:focus {
  border-color: var(--navy-dim);
  box-shadow: 0 0 0 3px rgba(42, 90, 138, 0.15);
}

.search-btn {
  background: var(--navy);
  border: 1.5px solid var(--navy);
  color: #ffffff;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  padding: 10px 22px;
  border-radius: 5px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background 0.15s, box-shadow 0.15s;
}
.search-btn:hover {
  background: var(--navy-dim);
  border-color: var(--navy-dim);
  box-shadow: var(--shadow-md);
}
.search-btn:active { transform: translateY(1px); }

.search-hints {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hints-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-mute);
  letter-spacing: 0.1em;
}

.hint-btn {
  background: var(--bg3);
  border: 1.5px solid var(--border2);
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 4px 11px;
  border-radius: 4px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.hint-btn:hover {
  border-color: var(--navy-dim);
  color: var(--navy);
  background: var(--navy-dark);
}

/* ── Error ────────────────────────────────────────────── */

.error-msg {
  background: var(--red-dark);
  border: 1.5px solid var(--red);
  color: var(--red);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  border-radius: 5px;
  margin-bottom: 1.5rem;
}

/* ── Empty / Loading states ───────────────────────────── */

.empty-state, .loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 2rem;
  gap: 16px;
}

.empty-icon {
  font-size: 40px;
  color: var(--text-mute);
  line-height: 1;
}

.empty-text {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

/* Radar animation */
.radar-anim {
  position: relative;
  width: 60px;
  height: 60px;
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid var(--navy-dim);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  animation: radar-pulse 2s ease-out infinite;
}
.r1 { animation-delay: 0s; }
.r2 { animation-delay: 0.6s; }
.r3 { animation-delay: 1.2s; }

@keyframes radar-pulse {
  0%   { width: 10px; height: 10px; opacity: 0.7; }
  100% { width: 60px; height: 60px; opacity: 0; }
}

.radar-dot {
  position: absolute;
  width: 8px; height: 8px;
  background: var(--navy);
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

.loading-text {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--navy-dim);
  letter-spacing: 0.12em;
  animation: blink 1.2s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ── Results ──────────────────────────────────────────── */

.results { display: flex; flex-direction: column; gap: 16px; }

/* Airport header */
.airport-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1.5px solid var(--border);
}

.airport-icao {
  font-family: var(--cond);
  font-size: 52px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.06em;
  line-height: 1;
}

.airport-name {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--text-dim);
  margin-top: 4px;
  font-weight: 400;
}

.airport-meta {
  display: flex;
  gap: 24px;
  text-align: right;
}

.meta-item { display: flex; flex-direction: column; gap: 3px; }

.meta-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--text-mute);
  text-transform: uppercase;
}

.meta-value {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
}

/* Raw METAR strip */
.raw-strip {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border2);
  padding: 10px 14px;
  border-radius: 5px;
  display: flex;
  gap: 12px;
  align-items: baseline;
  flex-wrap: wrap;
  box-shadow: var(--shadow-sm);
}

.raw-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--text-mute);
  white-space: nowrap;
  flex-shrink: 0;
}

.raw-text {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  word-break: break-all;
  line-height: 1.6;
}

/* Flight rules banner */
.fr-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border-radius: 5px;
  border: 1.5px solid;
  box-shadow: var(--shadow-sm);
}

.fr-banner.vfr  { background: var(--green-dark); border-color: var(--green); }
.fr-banner.mvfr { background: var(--blue-dark);  border-color: var(--blue);  }
.fr-banner.ifr  { background: var(--red-dark);   border-color: var(--red);   }
.fr-banner.lifr { background: var(--purple-dark); border-color: var(--purple); }

.fr-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--text-mute);
}

.fr-value {
  font-family: var(--cond);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.fr-banner.vfr  .fr-value { color: var(--green); }
.fr-banner.mvfr .fr-value { color: var(--blue);  }
.fr-banner.ifr  .fr-value { color: var(--red);   }
.fr-banner.lifr .fr-value { color: var(--purple); }

.fr-desc {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--text-dim);
}

/* Stat cards */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.stat-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  border-top: 3px solid var(--navy);
}

.stat-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--text-mute);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.stat-value {
  font-family: var(--cond);
  font-size: 30px;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-detail {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Cloud / wx blocks */
.section-block {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.block-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--text-mute);
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.clouds-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cloud-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cloud-cover {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--text);
  width: 40px;
}

.cloud-bar-wrap {
  flex: 1;
  height: 5px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.cloud-bar {
  height: 100%;
  border-radius: 3px;
  background: var(--blue);
  transition: width 0.4s ease;
}

.cloud-alt {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
}

.cloud-type {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
  font-weight: 600;
}

.wx-content {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.wx-pill {
  background: var(--bg2);
  border: 1.5px solid var(--border2);
  border-radius: 4px;
  padding: 5px 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.wx-pill.heavy   { border-color: var(--red);   color: var(--red);   background: var(--red-dark);   }
.wx-pill.moderate { border-color: var(--amber); color: var(--amber); background: var(--amber-dark); }
.wx-pill.ts      { border-color: var(--amber);  color: var(--amber); background: var(--amber-dark); }

/* Briefing */
.briefing-block {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-left: 4px solid var(--navy);
  border-radius: 5px;
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
}

.briefing-header { margin-bottom: 14px; }

.briefing-badge {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--navy-dim);
  text-transform: uppercase;
  border: 1.5px solid #c5d9ee;
  background: var(--navy-dark);
  padding: 3px 10px;
  border-radius: 3px;
}

.briefing-text {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--text);
  line-height: 1.9;
}

.briefing-text p { margin-bottom: 8px; }
.briefing-text p:last-child { margin-bottom: 0; }

/* ── Footer ───────────────────────────────────────────── */

.footer {
  text-align: center;
  padding: 2rem;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-mute);
  letter-spacing: 0.06em;
  border-top: 1.5px solid var(--border);
  max-width: 980px;
  margin: 0 auto;
}

/* ── Responsive ───────────────────────────────────────── */

@media (max-width: 768px) {
  .main { padding: 1.5rem 1.25rem 4rem; }
  .header-inner { padding: 0 1.25rem; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .airport-meta { gap: 16px; }
}

@media (max-width: 600px) {
  .header-inner { padding: 0 1rem; height: 56px; }
  .main { padding: 1.25rem 1rem 3.5rem; }
  .logo-title { font-size: 20px; }
  .airport-icao { font-size: 38px; }
  .airport-meta { display: none; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-value { font-size: 24px; }
  .fr-banner { flex-wrap: wrap; gap: 10px; }
  .fr-value { font-size: 22px; }
  .search-btn { padding: 10px 16px; font-size: 11px; }
  .utc-clock { font-size: 11px; padding: 3px 8px; }
}

@media (max-width: 400px) {
  .stat-grid { grid-template-columns: 1fr; }
  .search-row { flex-wrap: wrap; }
  .airport-input { width: 100%; }
  .search-btn { width: 100%; text-align: center; }
}