/* ── VEN-SEISMIC // Focused Earthquake Monitor ────────────────────────────── */
/* Design: Cyber-minimalist dark theme inspired by hendev.dev                 */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&family=Inter:wght@300;400;500;600&display=swap');

/* ── Variables ────────────────────────────────────────────────────────────── */
:root {
  --bg:          #040704;
  --bg-card:     #080d08;
  --bg-panel:    #0a0f0a;
  --bg-hover:    #0f160f;
  --border:      rgba(57, 255, 20, 0.08);
  --border-med:  rgba(57, 255, 20, 0.18);
  --green:       #39ff14;
  --green-dim:   #1a7a06;
  --green-glow:  rgba(57, 255, 20, 0.12);
  --cyan:        #30d5c8;
  --warn:        #ff9f0a;
  --danger:      #ff453a;
  --danger-glow: rgba(255, 69, 58, 0.12);
  --text:        #e8f5e8;
  --text-sec:    #8aad8a;
  --text-dim:    #4a644a;
  --mono:        'JetBrains Mono', monospace;
  --sans:        'Inter', sans-serif;
  --radius:      4px;
  --transition:  0.15s ease;
}

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

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  overflow-x: hidden;
}

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

/* ── Layout Shell ─────────────────────────────────────────────────────────── */
body {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  grid-template-areas:
    "header"
    "metrics"
    "main"
    "footer";
  min-height: 100vh;
}

/* ── Header ───────────────────────────────────────────────────────────────── */
.header {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  gap: 1rem;
  flex-wrap: wrap;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-badge {
  width: 36px;
  height: 36px;
  background: var(--green-glow);
  border: 1px solid var(--border-med);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--green);
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.brand-text h1 {
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.brand-text span {
  font-size: 0.65rem;
  color: var(--text-sec);
  letter-spacing: 0.04em;
}

.header-status {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.status-pill {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border-med);
  border-radius: 100px;
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--green);
  background: var(--green-glow);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
  animation: pulse-dot 2s infinite;
}

.status-dot.warn   { background: var(--warn); }
.status-dot.danger { background: var(--danger); animation: none; }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.meta-tag {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--text-sec);
  padding: 0.15rem 0.4rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.meta-tag.mono { letter-spacing: 0.04em; }

.refresh-btn {
  background: transparent;
  border: 1px solid var(--border-med);
  color: var(--text-sec);
  width: 30px;
  height: 30px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.refresh-btn:hover {
  color: var(--green);
  border-color: var(--green);
  background: var(--green-glow);
}

.refresh-btn.spinning i { animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Metrics Row ──────────────────────────────────────────────────────────── */
.metrics-row {
  grid-area: metrics;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}

.metric-card {
  background: var(--bg-card);
  padding: 0.85rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: var(--transition);
}

.metric-card.highlight {
  background: rgba(255, 69, 58, 0.04);
}

.metric-card:hover { background: var(--bg-hover); }

.metric-icon {
  font-size: 1.1rem;
  color: var(--green-dim);
  width: 28px;
  text-align: center;
  flex-shrink: 0;
}

.metric-icon.danger { color: var(--danger); }

.metric-value {
  font-family: var(--mono);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -0.02em;
}

.metric-value.danger { color: var(--danger); }
.metric-value.green  { color: var(--green); }

.metric-label {
  font-size: 0.6rem;
  color: var(--text-sec);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.15rem;
}

.metric-sub {
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

/* ── Main Grid ────────────────────────────────────────────────────────────── */
.main-grid {
  grid-area: main;
  display: grid;
  grid-template-columns: 280px 1fr 260px;
  grid-template-areas: "feed map alerts";
  min-height: 0;
  overflow: hidden;
}

/* ── Shared Panel Styles ──────────────────────────────────────────────────── */
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid var(--border);
}

.panel-title {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-sec);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.panel-title i { color: var(--green); }

/* ── Feed Panel (Left) ────────────────────────────────────────────────────── */
.feed-panel {
  grid-area: feed;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.live-badge {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--green);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.blink-dot {
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
  animation: blink 1.2s ease-in-out infinite;
}

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

/* Magnitude filter */
.mag-filter {
  display: flex;
  gap: 0;
  padding: 0.5rem 0.85rem;
  border-bottom: 1px solid var(--border);
}

.mag-btn {
  flex: 1;
  padding: 0.25rem 0.2rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.04em;
}

.mag-btn:first-child { border-radius: var(--radius) 0 0 var(--radius); }
.mag-btn:last-child  { border-radius: 0 var(--radius) var(--radius) 0; }
.mag-btn + .mag-btn  { border-left: none; }

.mag-btn.active,
.mag-btn:hover {
  background: var(--green-glow);
  color: var(--green);
  border-color: var(--border-med);
}

/* Feed list */
.feed-list {
  flex: 1;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--green-dim) transparent;
}

.feed-list::-webkit-scrollbar { width: 3px; }
.feed-list::-webkit-scrollbar-track { background: transparent; }
.feed-list::-webkit-scrollbar-thumb { background: var(--green-dim); border-radius: 2px; }

.feed-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2.5rem 1rem;
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 0.65rem;
}

.feed-loading i { color: var(--green); font-size: 1.1rem; }

/* Individual feed item */
.feed-item {
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.feed-item:hover { background: var(--bg-hover); }

.feed-item.selected {
  background: var(--green-glow);
  border-left: 2px solid var(--green);
}

.feed-item.mag-high {
  border-left: 2px solid var(--danger);
  background: var(--danger-glow);
}

.feed-item.mag-high:hover { background: rgba(255, 69, 58, 0.08); }

.feed-row-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.2rem;
}

.feed-mag {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1;
}

.feed-time {
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--text-dim);
  flex-shrink: 0;
}

.feed-place {
  font-size: 0.68rem;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 0.2rem;
}

.feed-depth {
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--text-dim);
}

/* Alert buttons on feed item */
.feed-actions {
  display: flex;
  gap: 0.3rem;
  margin-top: 0.35rem;
}

.feed-alert-btn {
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.55rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid;
  background: transparent;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.2rem;
  letter-spacing: 0.03em;
}

.feed-alert-btn.wa {
  color: var(--green);
  border-color: rgba(57, 255, 20, 0.25);
}

.feed-alert-btn.wa:hover {
  background: var(--green-glow);
  border-color: var(--green);
}

.feed-alert-btn.em {
  color: var(--cyan);
  border-color: rgba(48, 213, 200, 0.25);
}

.feed-alert-btn.em:hover {
  background: rgba(48, 213, 200, 0.08);
  border-color: var(--cyan);
}

/* ── Map Section (Center) ─────────────────────────────────────────────────── */
.map-section {
  grid-area: map;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.map-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.85rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  gap: 0.5rem;
  flex-wrap: wrap;
}

.toolbar-group {
  display: flex;
  gap: 0;
}

.tool-btn {
  padding: 0.22rem 0.65rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.toolbar-group .tool-btn:first-child { border-radius: var(--radius) 0 0 var(--radius); }
.toolbar-group .tool-btn:last-child  { border-radius: 0 var(--radius) var(--radius) 0; }
.toolbar-group .tool-btn + .tool-btn { border-left: none; }

.tool-btn.active,
.tool-btn:hover {
  background: var(--green-glow);
  color: var(--green);
  border-color: var(--border-med);
}

#map {
  flex: 1;
  min-height: 0;
  z-index: 1;
}

/* Override Leaflet popup styles for dark theme */
.leaflet-popup-content-wrapper {
  background: #0d150d;
  border: 1px solid var(--border-med);
  border-radius: var(--radius);
  color: var(--text);
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
}

.leaflet-popup-tip { background: #0d150d; }

.leaflet-popup-content {
  margin: 10px 14px;
  line-height: 1.5;
}

.leaflet-control-zoom a {
  background: var(--bg-card) !important;
  color: var(--text-sec) !important;
  border-color: var(--border) !important;
}

.leaflet-control-zoom a:hover {
  background: var(--bg-hover) !important;
  color: var(--green) !important;
}

/* Map legend */
.map-legend {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.4rem 0.85rem;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--text-sec);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 6px currentColor;
}

/* Seismic ripple animation on map */
@keyframes seismic-ripple {
  0%   { transform: scale(0.5); opacity: 0.9; }
  100% { transform: scale(3.5); opacity: 0; }
}

.ripple-ring {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid;
  position: absolute;
  animation: seismic-ripple 1.8s ease-out infinite;
  pointer-events: none;
}

/* ── Alert Panel (Right) ──────────────────────────────────────────────────── */
.alert-panel {
  grid-area: alerts;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--green-dim) transparent;
}

.alert-panel::-webkit-scrollbar { width: 3px; }
.alert-panel::-webkit-scrollbar-thumb { background: var(--green-dim); }

.alert-description {
  padding: 0.6rem 0.85rem;
  font-size: 0.65rem;
  color: var(--text-sec);
  line-height: 1.5;
  border-bottom: 1px solid var(--border);
}

.alert-form {
  padding: 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.field-label {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--text-sec);
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.2rem;
}

.field-label i { color: var(--green); }

.field-input,
.field-select {
  width: 100%;
  padding: 0.4rem 0.6rem;
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border-med);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.68rem;
  outline: none;
  transition: var(--transition);
  appearance: none;
}

.field-input::placeholder { color: var(--text-dim); }

.field-input:focus,
.field-select:focus {
  border-color: var(--green);
  background: var(--green-glow);
}

.subscribe-btn {
  width: 100%;
  padding: 0.5rem;
  margin-top: 0.35rem;
  background: var(--green-glow);
  border: 1px solid var(--border-med);
  border-radius: var(--radius);
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.subscribe-btn:hover {
  background: rgba(57, 255, 20, 0.18);
  border-color: var(--green);
}

.subscribe-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 0;
}

/* System log */
.sys-log {
  flex: 0 0 auto;
  max-height: 140px;
  overflow-y: auto;
  padding: 0.4rem 0.85rem;
  border-bottom: 1px solid var(--border);
  scrollbar-width: thin;
  scrollbar-color: var(--green-dim) transparent;
}

.sys-log::-webkit-scrollbar { width: 2px; }
.sys-log::-webkit-scrollbar-thumb { background: var(--green-dim); }

.log-entry {
  font-family: var(--mono);
  font-size: 0.58rem;
  line-height: 1.4;
  padding: 0.1rem 0;
  color: var(--text-sec);
  border-bottom: 1px solid rgba(255,255,255,0.02);
}

.log-entry.ok      { color: var(--green); }
.log-entry.warn    { color: var(--warn); }
.log-entry.err     { color: var(--danger); }
.log-entry .ts     { color: var(--text-dim); margin-right: 0.35rem; }

/* Fault list */
.fault-list {
  padding: 0.5rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.fault-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border);
}

.fault-item:last-child { border-bottom: none; }

.fault-name {
  font-size: 0.62rem;
  color: var(--text-sec);
  line-height: 1.3;
}

.fault-risk {
  font-family: var(--mono);
  font-size: 0.52rem;
  font-weight: 700;
  padding: 0.1rem 0.35rem;
  border-radius: 2px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}

.fault-risk.high {
  background: rgba(255, 69, 58, 0.1);
  color: var(--danger);
  border: 1px solid rgba(255, 69, 58, 0.25);
}

.fault-risk.med {
  background: rgba(255, 159, 10, 0.08);
  color: var(--warn);
  border: 1px solid rgba(255, 159, 10, 0.2);
}

/* PAGER Panel styling */
.pager-panel {
  padding: 0.65rem 0.85rem;
  background: rgba(0,0,0,0.15);
  border-bottom: 1px solid var(--border);
  font-family: var(--sans);
}

.no-selection-msg {
  font-size: 0.68rem;
  color: var(--text-dim);
  text-align: center;
  padding: 1rem 0;
  font-family: var(--mono);
}

.pager-alert-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  width: 100%;
  border: 1px solid transparent;
}

.pager-alert-badge.green {
  background: rgba(57, 255, 20, 0.1);
  color: var(--green);
  border-color: rgba(57, 255, 20, 0.3);
}

.pager-alert-badge.yellow {
  background: rgba(255, 159, 10, 0.1);
  color: var(--warn);
  border-color: rgba(255, 159, 10, 0.3);
}

.pager-alert-badge.orange {
  background: rgba(255, 100, 0, 0.1);
  color: #ff6400;
  border-color: rgba(255, 100, 0, 0.3);
}

.pager-alert-badge.red {
  background: rgba(255, 69, 58, 0.15);
  color: var(--danger);
  border-color: rgba(255, 69, 58, 0.4);
}

.pager-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.pager-stat {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.4rem 0.5rem;
}

.pager-stat-label {
  font-size: 0.55rem;
  color: var(--text-sec);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.1rem;
}

.pager-stat-val {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: bold;
  color: var(--text);
}

.pager-stat-val.red { color: var(--danger); }
.pager-stat-val.green { color: var(--green); }

/* ── Footer ───────────────────────────────────────────────────────────────── */
.footer {
  grid-area: footer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 1.25rem;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--text-dim);
}

.footer a { color: var(--text-sec); }
.footer a:hover { color: var(--green); }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .main-grid {
    grid-template-columns: 240px 1fr 230px;
  }
}

@media (max-width: 900px) {
  .metrics-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .main-grid {
    grid-template-columns: 1fr;
    grid-template-rows: 300px 1fr 380px;
    grid-template-areas:
      "map"
      "feed"
      "alerts";
  }

  .feed-panel   { border-right: none; border-bottom: 1px solid var(--border); }
  .alert-panel  { border-left: none;  border-top:    1px solid var(--border); }

  .map-section { min-height: 300px; }
}

@media (max-width: 600px) {
  .metrics-row {
    grid-template-columns: 1fr 1fr;
  }

  .header-meta { display: none; }

  .footer span:not(:first-child) { display: none; }
}