/* ======================================================
   SkyPulse Weather App — Premium Design System
   ====================================================== */

/* ---- CSS Variables ---- */
:root {
  --bg-dark:       #050b18;
  --bg-card:       rgba(12, 22, 48, 0.62);
  --bg-card-hover: rgba(16, 30, 60, 0.8);
  --border-glass:  rgba(96, 165, 250, 0.18);
  --border-hover:  rgba(96, 165, 250, 0.4);

  --blue-400:   #60a5fa;
  --blue-500:   #3b82f6;
  --purple-400: #a78bfa;
  --purple-500: #8b5cf6;
  --cyan-400:   #22d3ee;
  --teal-400:   #2dd4bf;

  --text-primary:   #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted:     #64748b;
  --text-accent:    #60a5fa;

  --grad-primary:  linear-gradient(135deg, #60a5fa, #a78bfa);
  --grad-secondary: linear-gradient(135deg, #22d3ee, #60a5fa);
  --grad-card:     linear-gradient(135deg, rgba(96,165,250,0.08), rgba(167,139,250,0.08));

  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  --shadow-card: 0 8px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(96,165,250,0.1);
  --shadow-hover: 0 16px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(96,165,250,0.25);

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ---- Animated Background ---- */
.bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: orbFloat 12s ease-in-out infinite alternate;
}

.orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #1e40af, transparent 70%);
  top: -200px; left: -150px;
  animation-delay: 0s;
}

.orb-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #5b21b6, transparent 70%);
  top: 50%; right: -100px;
  animation-delay: -4s;
}

.orb-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #164e63, transparent 70%);
  bottom: -100px; left: 30%;
  animation-delay: -8s;
}

@keyframes orbFloat {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(40px, 40px) scale(1.1); }
}

.bg-particles {
  position: absolute;
  inset: 0;
}

/* ---- App Shell ---- */
.app-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- Glass Card ---- */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  padding: 24px;
  transition: var(--transition);
  background-image: var(--grad-card);
}

.glass-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-hover);
}

/* ---- HEADER ---- */
.app-header {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 0;
  flex-wrap: wrap;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
}

.brand-icon svg { width: 100%; height: 100%; }

.brand-name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

/* Search */
.search-wrapper {
  flex: 1;
  position: relative;
  min-width: 280px;
}

.search-bar {
  display: flex;
  align-items: center;
  background: rgba(15, 25, 50, 0.8);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 6px 8px 6px 18px;
  gap: 10px;
  backdrop-filter: blur(20px);
  transition: var(--transition);
}

.search-bar:focus-within {
  border-color: var(--blue-400);
  box-shadow: 0 0 0 3px rgba(96,165,250,0.15);
}

.search-icon {
  width: 18px; height: 18px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
}

.search-input::placeholder { color: var(--text-muted); }

.search-btn {
  background: var(--grad-primary);
  border: none;
  border-radius: 999px;
  color: #fff;
  padding: 8px 20px;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.search-btn:hover { opacity: 0.85; transform: scale(1.03); }

/* Autocomplete Dropdown */
.autocomplete-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0; right: 0;
  background: rgba(8, 16, 35, 0.97);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  backdrop-filter: blur(24px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  z-index: 100;
  overflow: hidden;
  max-height: 300px;
  overflow-y: auto;
  display: none;
}

.autocomplete-dropdown.open { display: block; }

.auto-item {
  padding: 12px 18px;
  cursor: pointer;
  transition: var(--transition);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.auto-item:last-child { border-bottom: none; }
.auto-item:hover { background: rgba(96,165,250,0.12); }

.auto-item-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.auto-item-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Units Toggle */
.units-toggle {
  display: flex;
  background: rgba(15,25,50,0.6);
  border: 1px solid var(--border-glass);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
  flex-shrink: 0;
}

.unit-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 6px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}

.unit-btn.active {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 2px 12px rgba(96,165,250,0.3);
}

/* ---- TABS ---- */
.tab-nav {
  display: flex;
  gap: 8px;
  padding: 8px 0 0;
  flex-wrap: wrap;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(12, 22, 48, 0.5);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  padding: 10px 20px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  transition: var(--transition);
  backdrop-filter: blur(16px);
}

.tab-btn svg {
  width: 16px; height: 16px;
  opacity: 0.7;
}

.tab-btn:hover {
  color: var(--text-primary);
  border-color: var(--blue-400);
  background: rgba(16,30,65,0.7);
}

.tab-btn.active {
  background: rgba(37, 65, 130, 0.7);
  border-color: var(--blue-400);
  color: var(--blue-400);
  box-shadow: 0 4px 20px rgba(96,165,250,0.2);
}

.tab-btn.active svg { opacity: 1; }

/* ---- MAIN ---- */
.app-main {
  flex: 1;
  padding: 24px 0;
}

.tab-panel {
  display: none;
  animation: fadeSlideIn 0.35s ease;
}

.tab-panel.active { display: block; }

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---- Loading / Error ---- */
.panel-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 80px 20px;
  color: var(--text-secondary);
}

.spinner {
  width: 48px; height: 48px;
  border: 3px solid rgba(96,165,250,0.2);
  border-top-color: var(--blue-400);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.panel-error {
  background: rgba(220, 38, 38, 0.1);
  border: 1px solid rgba(220,38,38,0.3);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  color: #fca5a5;
  font-size: 0.95rem;
}

.hidden { display: none !important; }

/* ---- CURRENT WEATHER ---- */
.current-layout {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.current-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding: 36px;
  background: linear-gradient(135deg, rgba(30,58,138,0.5), rgba(76,29,149,0.4));
}

@media (max-width: 768px) {
  .current-hero { grid-template-columns: 1fr; }
}

.current-hero-left { display: flex; flex-direction: column; gap: 24px; }

.city-name {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.location-meta {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 400;
}

.local-time {
  color: var(--cyan-400);
  font-size: 0.9rem;
  font-weight: 500;
}

.temp-block {
  display: flex;
  align-items: center;
  gap: 20px;
}

.weather-icon-xl {
  width: 90px; height: 90px;
  object-fit: contain;
  filter: drop-shadow(0 4px 20px rgba(96,165,250,0.5));
  animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

.temperature {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, #fff, var(--blue-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.weather-desc {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 4px;
}

.feels-like {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 6px;
}

/* Stats Grid */
.current-hero-right { display: flex; align-items: center; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  width: 100%;
}

@media (max-width: 500px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

.stat-item {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-md);
  padding: 14px 10px;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}

.stat-item:hover {
  background: rgba(96,165,250,0.1);
  border-color: rgba(96,165,250,0.3);
  transform: translateY(-3px);
}

.stat-icon { font-size: 1.4rem; margin-bottom: 6px; }

.stat-val {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 3px;
}

/* Sub-Cards Row */
.sub-cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 768px) {
  .sub-cards-row { grid-template-columns: 1fr; }
}

.card-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}

.astro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 500px) {
  .astro-grid { grid-template-columns: repeat(2, 1fr); }
}

.astro-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  padding: 10px 8px;
  transition: var(--transition);
}

.astro-item:hover { background: rgba(96,165,250,0.08); }

.astro-lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.astro-val {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--cyan-400);
}

/* Air Quality */
.aq-index-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #16a34a, #15803d);
  color: #fff;
}

.aq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.aq-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  padding: 8px;
}

.aq-lbl {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.aq-val {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--teal-400);
}

/* ---- QUERY CONTROLS ---- */
.query-controls {
  margin-bottom: 24px;
}

.control-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.control-sub {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.control-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 180px;
}

.control-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ctrl-input, .ctrl-select {
  background: rgba(8, 16, 38, 0.8);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 11px 14px;
  font-family: 'Inter', sans-serif;
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition);
  width: 100%;
}

.ctrl-input:focus, .ctrl-select:focus {
  border-color: var(--blue-400);
  box-shadow: 0 0 0 3px rgba(96,165,250,0.15);
}

.ctrl-select option { background: #0f1c3e; }

.ctrl-input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(1) opacity(0.5);
  cursor: pointer;
}

.fetch-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--grad-primary);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  padding: 11px 24px;
  font-weight: 700;
  font-size: 0.92rem;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.fetch-btn svg { width: 16px; height: 16px; }
.fetch-btn:hover { opacity: 0.87; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(96,165,250,0.3); }
.fetch-btn:active { transform: translateY(0); }

/* ---- HISTORICAL ---- */
.historical-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hist-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-start;
}

.hist-summary-left {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.hist-date-label {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--purple-400);
}

.hist-location-label {
  font-size: 1rem;
  color: var(--text-secondary);
}

.hist-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex: 2;
}

.hist-stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  min-width: 100px;
  text-align: center;
}

.hist-stat-val {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--blue-400);
}

.hist-stat-lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* ---- HOURLY SCROLL ---- */
.hourly-scroll {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 10px;
  padding-top: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--blue-400) transparent;
}

.hourly-scroll::-webkit-scrollbar { height: 6px; }
.hourly-scroll::-webkit-scrollbar-track { background: transparent; }
.hourly-scroll::-webkit-scrollbar-thumb { background: var(--blue-400); border-radius: 9px; }

.hourly-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  text-align: center;
  flex-shrink: 0;
  min-width: 110px;
  transition: var(--transition);
  cursor: default;
}

.hourly-card:hover {
  background: rgba(96,165,250,0.1);
  border-color: rgba(96,165,250,0.3);
  transform: translateY(-4px);
}

.hourly-time {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
}

.hourly-icon {
  width: 40px; height: 40px;
  object-fit: contain;
  margin: 0 auto 8px;
  display: block;
}

.hourly-temp {
  font-family: 'Outfit', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.hourly-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.hourly-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---- FORECAST ---- */
.forecast-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.forecast-location-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
}

.forecast-city {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.forecast-cur-temp {
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
}

.forecast-cur-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.forecast-days-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
  gap: 14px;
}

.forecast-day-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: center;
  backdrop-filter: blur(16px);
  transition: var(--transition);
  cursor: pointer;
  background-image: var(--grad-card);
}

.forecast-day-card:hover,
.forecast-day-card.selected {
  border-color: var(--blue-400);
  background: rgba(37, 65, 140, 0.6);
  transform: translateY(-5px);
  box-shadow: 0 12px 32px rgba(96,165,250,0.25);
}

.forecast-date {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--blue-400);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.forecast-icon {
  width: 52px; height: 52px;
  object-fit: contain;
  margin: 0 auto 10px;
  display: block;
  filter: drop-shadow(0 2px 10px rgba(96,165,250,0.4));
}

.forecast-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.forecast-temps {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.forecast-max {
  font-family: 'Outfit', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.forecast-min {
  font-family: 'Outfit', sans-serif;
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-muted);
}

.forecast-extra {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.forecast-extra span {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ---- LOCATION AUTOCOMPLETE ---- */
.auto-results { display: flex; flex-direction: column; gap: 16px; }

.auto-results-header {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.location-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.location-result-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px;
  backdrop-filter: blur(16px);
  background-image: var(--grad-card);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.location-result-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.location-result-card:hover {
  border-color: var(--blue-400);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.location-result-card:hover::before { transform: scaleX(1); }

.loc-name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.loc-region {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.loc-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.loc-meta-chip {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.07);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.loc-meta-chip strong { color: var(--blue-400); }

.loc-use-btn {
  margin-top: 14px;
  width: 100%;
  background: transparent;
  border: 1px solid var(--blue-400);
  color: var(--blue-400);
  border-radius: var(--radius-sm);
  padding: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}

.loc-use-btn:hover {
  background: var(--blue-400);
  color: #000;
}

/* ---- FOOTER ---- */
.app-footer {
  text-align: center;
  padding: 24px 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  margin-top: 20px;
}

.app-footer a {
  color: var(--blue-400);
  text-decoration: none;
}

.app-footer a:hover { text-decoration: underline; }

/* ---- Responsive ---- */
@media (max-width: 700px) {
  .app-header { gap: 14px; }
  .brand-name { font-size: 1.4rem; }
  .current-hero { padding: 24px 18px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .control-row { flex-direction: column; }
  .fetch-btn { width: 100%; justify-content: center; }
}

/* ---- Scrollbar Global ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(96,165,250,0.3); border-radius: 9px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue-400); }

/* ---- Selection ---- */
::selection { background: rgba(96,165,250,0.3); color: #fff; }