@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ============================================================
   WeatherRadar AI — Design System v2.0
   Bloomberg Terminal × Vercel Dashboard × Linear App
   ============================================================ */

:root {
  --bg: #050709;
  --bg-panel: #0d1117;
  --bg-elevated: #111827;
  --bg-hover: rgba(255,255,255,0.028);
  --border-subtle: rgba(255,255,255,0.04);
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.13);
  --text: #e6edf3;
  --text-2: #8b949e;
  --text-3: #484f58;
  --blue: #2563eb;
  --blue-hover: #1d4ed8;
  --sky: #38bdf8;
  --green: #3fb950;
  --green-dim: rgba(63,185,80,0.12);
  --red: #f85149;
  --red-dim: rgba(248,81,73,0.12);
  --amber: #d29922;
  --amber-dim: rgba(210,153,34,0.12);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', ui-monospace, monospace;
  --r: 6px;
  --r-lg: 10px;
  --nav-h: 56px;
  --shadow: 0 1px 3px rgba(0,0,0,0.5), 0 4px 16px rgba(0,0,0,0.3);
}

/* ============================================================
   Global Reset
   ============================================================ */

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

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

input, textarea, select {
  font-family: inherit;
}

/* ============================================================
   Scrollbar
   ============================================================ */

::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,0.2);
}

/* ============================================================
   Navigation
   ============================================================ */

.wr-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(5,7,9,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 32px;
}

.wr-nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}

.wr-logo-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.wr-nav-brand {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text);
  line-height: 1;
}

.wr-nav-brand-ai {
  color: #2563eb;
}

.wr-nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.wr-nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  padding: 6px 12px;
  border-radius: var(--r);
  transition: color 150ms ease, background 150ms ease;
  position: relative;
  text-decoration: none;
}

.wr-nav-link:hover {
  color: var(--text);
  background: var(--bg-hover);
}

.wr-nav-link.active,
.wr-nav-link[data-active="true"] {
  color: var(--text);
}

.wr-nav-link.active::after,
.wr-nav-link[data-active="true"]::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--blue);
  border-radius: 2px 2px 0 0;
}

.wr-nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex-shrink: 0;
}

/* Avatar */

.wr-nav-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  transition: opacity 150ms ease;
  border: none;
  letter-spacing: 0.02em;
}

.wr-nav-avatar:hover {
  opacity: 0.85;
}

/* Dropdown */

.wr-nav-dropdown-wrap {
  position: relative;
}

.wr-nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
  min-width: 200px;
  padding: 6px 0;
  z-index: 200;
  animation: fade-up 150ms ease forwards;
}

.wr-nav-dropdown[hidden] {
  display: none;
}

.wr-dropdown-item {
  display: block;
  width: 100%;
  text-align: left;
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
  background: transparent;
  border: none;
  padding: 8px 16px;
  cursor: pointer;
  transition: background 100ms ease;
  text-decoration: none;
}

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

.wr-dropdown-item.danger {
  color: var(--red);
}

.wr-dropdown-sep {
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

.wr-dropdown-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-3);
  padding: 6px 16px 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   Radar Logo Animation
   ============================================================ */

.wr-sweep {
  transform-origin: 16px 16px;
  animation: wr-radar 4s linear infinite;
}

@keyframes wr-radar {
  to { transform: rotate(360deg); }
}

/* ============================================================
   Buttons
   ============================================================ */

.wr-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius: var(--r);
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease, color 150ms ease;
  white-space: nowrap;
  text-decoration: none;
  outline: none;
}

.wr-btn:focus-visible {
  box-shadow: 0 0 0 2px var(--blue);
}

.wr-btn-primary {
  background: var(--blue);
  color: #fff;
  border: 1px solid transparent;
}

.wr-btn-primary:hover {
  background: var(--blue-hover);
  transform: translateY(-1px);
}

.wr-btn-primary:active {
  transform: translateY(0);
}

.wr-btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.wr-btn-ghost:hover {
  background: var(--bg-hover);
  border-color: var(--text-3);
}

.wr-btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.wr-btn-lg {
  padding: 12px 24px;
  font-size: 15px;
}

/* ============================================================
   Badges
   ============================================================ */

.wr-badge-buy {
  display: inline-block;
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid rgba(63,185,80,0.25);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  letter-spacing: 0.03em;
  line-height: 1.5;
}

.wr-badge-sell {
  display: inline-block;
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid rgba(248,81,73,0.25);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  letter-spacing: 0.03em;
  line-height: 1.5;
}

.wr-badge-neutral {
  display: inline-block;
  background: var(--bg-elevated);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  letter-spacing: 0.03em;
  line-height: 1.5;
}

.wr-badge-amber {
  display: inline-block;
  background: var(--amber-dim);
  color: var(--amber);
  border: 1px solid rgba(210,153,34,0.25);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  letter-spacing: 0.03em;
  line-height: 1.5;
}

/* ============================================================
   Card
   ============================================================ */

.wr-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}

.wr-card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.wr-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.1px;
}

.wr-card-body {
  padding: 20px;
}

/* ============================================================
   Pulse Indicator
   ============================================================ */

.wr-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-dot 1.2s ease-in-out infinite alternate;
  display: inline-block;
  flex-shrink: 0;
}

.wr-pulse-red {
  background: var(--red);
}

.wr-pulse-amber {
  background: var(--amber);
}

/* ============================================================
   Skeleton Loader
   ============================================================ */

.wr-skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-elevated) 25%,
    rgba(255,255,255,0.04) 50%,
    var(--bg-elevated) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--r);
}

/* ============================================================
   Animations
   ============================================================ */

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulse-dot {
  from { opacity: 1; }
  to   { opacity: 0.3; }
}

@keyframes skeleton-shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ============================================================
   Layout Utilities
   ============================================================ */

.wr-page {
  padding-top: var(--nav-h);
  min-height: 100vh;
}

.wr-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.wr-container-sm {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.wr-grid {
  display: grid;
  gap: 16px;
}

.wr-flex {
  display: flex;
  align-items: center;
}

.wr-flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ============================================================
   Typography
   ============================================================ */

.wr-text-mono {
  font-family: var(--font-mono);
}

.wr-text-sm {
  font-size: 13px;
}

.wr-text-xs {
  font-size: 12px;
}

.wr-text-muted {
  color: var(--text-2);
}

.wr-text-muted-2 {
  color: var(--text-3);
}

.wr-text-green  { color: var(--green); }
.wr-text-red    { color: var(--red); }
.wr-text-amber  { color: var(--amber); }
.wr-text-blue   { color: var(--blue); }
.wr-text-sky    { color: var(--sky); }

/* ============================================================
   Form Elements
   ============================================================ */

.wr-input {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r);
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  padding: 8px 12px;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
  width: 100%;
}

.wr-input::placeholder {
  color: var(--text-3);
}

.wr-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}

.wr-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
  display: block;
  margin-bottom: 6px;
}

/* ============================================================
   Table
   ============================================================ */

.wr-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.wr-table th {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: left;
  padding: 8px 16px;
  border-bottom: 1px solid var(--border);
}

.wr-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text);
  vertical-align: middle;
}

.wr-table tr:last-child td {
  border-bottom: none;
}

.wr-table tbody tr:hover td {
  background: var(--bg-hover);
}

/* ============================================================
   Divider
   ============================================================ */

.wr-divider {
  height: 1px;
  background: var(--border);
  margin: 16px 0;
}

/* ============================================================
   Status Dot
   ============================================================ */

.wr-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-2);
}

/* ============================================================
   Tooltip (CSS-only)
   ============================================================ */

[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 12px;
  white-space: nowrap;
  padding: 5px 10px;
  border-radius: var(--r);
  pointer-events: none;
  opacity: 0;
  transition: opacity 150ms ease;
  box-shadow: var(--shadow);
  z-index: 300;
}

[data-tooltip]:hover::after {
  opacity: 1;
}

/* ── Animation System (wr-animations.js companion styles) ── */

/* Entrance animation base */
.wr-animate {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 450ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 450ms cubic-bezier(0.16, 1, 0.3, 1);
}
.wr-animate.wr-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade only (no translate) */
.wr-animate-fade {
  opacity: 0;
  transition: opacity 400ms ease;
}
.wr-animate-fade.wr-visible { opacity: 1; }

/* Flash on update */
@keyframes wr-flash-green { 0%,100% { background: transparent; } 30% { background: rgba(63,185,80,0.15); } }
@keyframes wr-flash-red { 0%,100% { background: transparent; } 30% { background: rgba(248,81,73,0.15); } }
.wr-flash-green { animation: wr-flash-green 600ms ease; }
.wr-flash-red { animation: wr-flash-red 600ms ease; }

/* Skeleton shimmer */
.wr-skeleton {
  background: linear-gradient(90deg, var(--bg-elevated,#111827) 25%, rgba(255,255,255,0.05) 50%, var(--bg-elevated,#111827) 75%);
  background-size: 200% 100%;
  animation: wr-shimmer 1.4s infinite;
  border-radius: 6px;
  color: transparent !important;
  pointer-events: none;
}
@keyframes wr-shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* Page-level fade in */
.wr-page-enter {
  animation: wr-page-enter 400ms cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes wr-page-enter {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}