/* ==========================================================================
   SIGAP ASEMROWO - Sistem Pemantauan & Peringatan Dini Banjir IoT
   Stylesheet: style.css
   Responsive Theme & Component Architecture
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette */
  --color-background: #0a122a;
  --color-on-background: #dbe1ff;
  
  --color-surface: #0a122a;
  --color-surface-dim: #0a122a;
  --color-surface-bright: #313852;
  --color-surface-container-lowest: #050d25;
  --color-surface-container-low: #131a33;
  --color-surface-container: #171e37;
  --color-surface-container-high: #212942;
  --color-surface-container-highest: #2c344d;
  --color-surface-variant: #2c344d;
  
  --color-on-surface: #dbe1ff;
  --color-on-surface-variant: #bcc9ce;
  --color-inverse-surface: #dbe1ff;
  --color-inverse-on-surface: #282f49;
  
  --color-primary: #4cd6fb;
  --color-primary-container: #00b4d8;
  --color-primary-fixed: #b3ebff;
  --color-primary-fixed-dim: #4cd6fb;
  --color-on-primary: #003642;
  --color-on-primary-container: #00414f;
  --color-on-primary-fixed: #001f27;
  --color-on-primary-fixed-variant: #004e5f;
  --color-inverse-primary: #00677d;
  
  --color-secondary: #4edea3;
  --color-secondary-container: #00a572;
  --color-secondary-fixed: #6ffbbe;
  --color-secondary-fixed-dim: #4edea3;
  --color-on-secondary: #003824;
  --color-on-secondary-container: #00311f;
  --color-on-secondary-fixed: #002113;
  --color-on-secondary-fixed-variant: #005236;
  
  --color-tertiary: #ffb95f;
  --color-tertiary-container: #e69300;
  --color-tertiary-fixed: #ffddb8;
  --color-tertiary-fixed-dim: #ffb95f;
  --color-on-tertiary: #472a00;
  --color-on-tertiary-container: #553400;
  --color-on-tertiary-fixed: #2a1700;
  --color-on-tertiary-fixed-variant: #653e00;
  
  --color-error: #ffb4ab;
  --color-error-container: #93000a;
  --color-on-error: #690005;
  --color-on-error-container: #ffdad6;
  
  --color-outline: #869398;
  --color-outline-variant: #3d494d;
  --color-surface-tint: #4cd6fb;
  
  /* Typography */
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Dimensions & Spacing */
  --header-height: 4rem;
  --sidebar-width: 16rem;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Global Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-background);
  color: var(--color-on-background);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--color-primary-container);
  color: var(--color-on-primary-container);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-surface-container-lowest);
}

::-webkit-scrollbar-thumb {
  background: var(--color-surface-container-highest);
  border-radius: 4px;
  border: 2px solid var(--color-surface-container-lowest);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-outline);
}

/* Material Symbols Setup */
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  font-size: 20px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
  vertical-align: middle;
}

/* --------------------------------------------------------------------------
   3. Keyframe Animations
   -------------------------------------------------------------------------- */
@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.sonar-pulse {
  animation: pulse-ring 2.2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
}

@keyframes wave-flow {
  0% { transform: translateX(0); }
  50% { transform: translateX(-25%); }
  100% { transform: translateX(0); }
}

.animate-wave {
  animation: wave-flow 8s ease-in-out infinite;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn var(--transition-normal) forwards;
}

/* --------------------------------------------------------------------------
   4. Header & Top Navigation Bar
   -------------------------------------------------------------------------- */
.top-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  width: 100%;
  background-color: rgba(5, 13, 37, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(61, 73, 77, 0.45);
  display: flex;
  align-items: center;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0 1rem;
}

@media (min-width: 1024px) {
  .header-container {
    padding: 0 1.5rem;
  }
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-icon-box {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-lg);
  background-color: var(--color-surface-container-high);
  border: 1px solid rgba(61, 73, 77, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.brand-icon-box .glow-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(76, 214, 251, 0.1);
}

.brand-text-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  line-height: 1.1;
}

.brand-text-sub {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-on-surface-variant);
  display: flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 0.15rem;
}

.brand-dot-separator {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--color-outline);
}

.nav-links-desktop {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 1200px) {
  .nav-links-desktop {
    display: flex;
  }
}

.nav-link-item {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-on-surface-variant);
  text-decoration: none;
  transition: color var(--transition-fast);
  padding: 0.25rem 0;
  position: relative;
}

.nav-link-item:hover,
.nav-link-item.active {
  color: var(--color-primary);
}

.nav-link-item.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 1px;
}

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

.btn-header-log {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container-high);
  color: var(--color-on-surface);
  border: 1px solid rgba(61, 73, 77, 0.5);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

@media (min-width: 640px) {
  .btn-header-log {
    display: flex;
  }
}

.btn-header-log:hover {
  background-color: rgba(33, 41, 66, 0.8);
  border-color: var(--color-secondary);
}

.btn-icon-header {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--color-on-surface-variant);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

.btn-icon-header:hover {
  background-color: rgba(33, 41, 66, 0.7);
  color: var(--color-on-surface);
}

.btn-icon-header .notification-dot {
  position: absolute;
  top: 0.35rem;
  right: 0.35rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-tertiary);
}

.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container-high);
  border: 1px solid rgba(61, 73, 77, 0.5);
  color: var(--color-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

@media (min-width: 1024px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   5. Mobile Navigation Drawer & Backdrop
   -------------------------------------------------------------------------- */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(5, 13, 37, 0.75);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-drawer-overlay.open {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  width: 18rem;
  max-width: 85vw;
  background-color: var(--color-surface-container-lowest);
  border-right: 1px solid rgba(61, 73, 77, 0.5);
  z-index: 100;
  transform: translateX(-100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 1.25rem 1rem;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(61, 73, 77, 0.4);
  margin-bottom: 1rem;
}

.mobile-drawer-close {
  background: transparent;
  border: none;
  color: var(--color-on-surface-variant);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   6. Command Sidebar (Desktop Docked Left)
   -------------------------------------------------------------------------- */
.sidebar-desktop {
  position: fixed;
  left: 0;
  top: var(--header-height);
  bottom: 0;
  width: var(--sidebar-width);
  padding: 1rem;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  background-color: var(--color-surface-container-lowest);
  border-right: 1px solid rgba(61, 73, 77, 0.4);
  z-index: 40;
  overflow-y: auto;
}

@media (min-width: 1024px) {
  .sidebar-desktop {
    display: flex;
  }
}

.posko-widget-box {
  padding: 0.875rem;
  border-radius: var(--radius-lg);
  background-color: var(--color-surface-container);
  border: 1px solid rgba(61, 73, 77, 0.4);
  position: relative;
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.posko-widget-inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.posko-widget-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container-high);
  border: 1px solid rgba(76, 214, 251, 0.3);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.posko-widget-title {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.15;
}

.posko-status-badge {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 0.25rem;
}

.sidebar-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-md);
  color: var(--color-on-surface-variant);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
  border-left: 2px solid transparent;
}

.sidebar-nav-link:hover {
  color: var(--color-on-surface);
  background-color: rgba(23, 30, 55, 0.7);
}

.sidebar-nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-surface-container-high);
  border-left-color: var(--color-primary);
  font-weight: 600;
}

.sidebar-nav-link.active .material-symbols-outlined {
  color: var(--color-primary);
  font-variation-settings: 'FILL' 1;
}

.btn-sidebar-broadcast {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-container);
  color: var(--color-on-primary-container);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 180, 216, 0.2);
  transition: all var(--transition-fast);
  margin-top: 1rem;
}

.btn-sidebar-broadcast:hover {
  filter: brightness(1.12);
  transform: translateY(-1px);
}

.btn-sidebar-broadcast:active {
  transform: scale(0.98);
}

.sidebar-footer-links {
  border-top: 1px solid rgba(61, 73, 77, 0.4);
  padding-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.sidebar-footer-link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  color: var(--color-on-surface-variant);
  font-size: 0.8125rem;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.sidebar-footer-link:hover {
  color: var(--color-on-surface);
  background-color: rgba(23, 30, 55, 0.6);
}

/* --------------------------------------------------------------------------
   7. Main Content Viewport
   -------------------------------------------------------------------------- */
.main-viewport {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding-bottom: 4rem;
  width: 100%;
}

@media (min-width: 1024px) {
  .main-viewport {
    padding-left: var(--sidebar-width);
  }
}

.content-container {
  max-width: 80rem;
  margin: 0 auto;
  width: 100%;
  padding: 1rem;
}

@media (min-width: 1024px) {
  .content-container {
    padding: 1.5rem;
  }
}

/* --------------------------------------------------------------------------
   8. Hero IoT System Status Strip
   -------------------------------------------------------------------------- */
.hero-status-strip {
  padding: 1rem;
  border-bottom: 1px solid rgba(61, 73, 77, 0.4);
  background-color: rgba(5, 13, 37, 0.5);
}

@media (min-width: 1024px) {
  .hero-status-strip {
    padding: 1.25rem 1.5rem;
  }
}

.hero-card {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-xl);
  background-color: rgba(23, 30, 55, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(61, 73, 77, 0.6);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

@media (min-width: 1200px) {
  .hero-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.hero-left {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
}

@media (min-width: 640px) {
  .hero-left {
    align-items: center;
  }
}

.beacon-box {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-lg);
  background-color: var(--color-surface-container-high);
  border: 1px solid rgba(78, 222, 163, 0.4);
  flex-shrink: 0;
}

.beacon-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background-color: var(--color-secondary);
}

.beacon-pulse {
  position: absolute;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background-color: rgba(78, 222, 163, 0.35);
}

.hero-badges-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.badge-online {
  padding: 0.15rem 0.625rem;
  border-radius: 9999px;
  background-color: rgba(0, 165, 114, 0.2);
  border: 1px solid rgba(78, 222, 163, 0.5);
  color: var(--color-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.badge-node {
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-container-highest);
  color: var(--color-on-surface-variant);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-on-surface);
  margin-top: 0.25rem;
  line-height: 1.3;
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 1.25rem;
  }
}

.hero-telemetry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.625rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(61, 73, 77, 0.3);
}

@media (min-width: 1200px) {
  .hero-telemetry-grid {
    padding-top: 0;
    border-top: none;
    gap: 1rem;
  }
}

.telemetry-mini-pill {
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-md);
  background-color: rgba(5, 13, 37, 0.8);
  border: 1px solid rgba(61, 73, 77, 0.3);
}

.telemetry-mini-label {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--color-on-surface-variant);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
}

.telemetry-mini-val {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 0.125rem;
}

/* --------------------------------------------------------------------------
   9. Dashboard Card Section Container
   -------------------------------------------------------------------------- */
.dashboard-section {
  border-radius: var(--radius-xl);
  background-color: var(--color-surface-container-low);
  border: 1px solid rgba(61, 73, 77, 0.5);
  padding: 1.25rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .dashboard-section {
    padding: 1.5rem;
  }
}

.section-header-strip {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(61, 73, 77, 0.4);
}

@media (min-width: 1024px) {
  .section-header-strip {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.section-tag-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.section-tag-pill {
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  background-color: rgba(76, 214, 251, 0.12);
  border: 1px solid rgba(76, 214, 251, 0.3);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-on-surface-variant);
}

.section-heading {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-on-surface);
  letter-spacing: -0.02em;
  margin-top: 0.25rem;
}

@media (min-width: 1024px) {
  .section-heading {
    font-size: 1.5rem;
  }
}

/* Alert Level Pill */
.alert-level-box {
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-xl);
  background-color: rgba(230, 147, 0, 0.15);
  border: 1px solid rgba(255, 185, 95, 0.6);
  display: flex;
  align-items: center;
  gap: 0.625rem;
  box-shadow: 0 2px 8px rgba(255, 185, 95, 0.15);
}

.alert-level-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-on-surface-variant);
  text-transform: uppercase;
}

.alert-level-val {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-tertiary);
  line-height: 1.1;
}

/* --------------------------------------------------------------------------
   10. Core Feature 1: Water Level Visual & Telemetry
   -------------------------------------------------------------------------- */
.water-stage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

@media (min-width: 1024px) {
  .water-stage-grid {
    grid-template-columns: 7fr 5fr;
    align-items: center;
  }
}

.cross-section-panel {
  background-color: var(--color-surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  border: 1px solid rgba(61, 73, 77, 0.4);
}

.panel-header-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(61, 73, 77, 0.3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-on-surface-variant);
}

.meter-interactive-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  padding: 1rem 0;
  align-items: center;
}

@media (min-width: 640px) {
  .meter-interactive-body {
    grid-template-columns: 5fr 7fr;
  }
}

/* Vertical Level Meter */
.vertical-meter-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  border-radius: var(--radius-xl);
  background-color: rgba(33, 41, 66, 0.4);
  border: 1px solid rgba(61, 73, 77, 0.3);
}

.vertical-meter-track {
  position: relative;
  width: 5rem;
  height: 16rem;
  background-color: var(--color-surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 0.375rem;
  border: 1px solid rgba(61, 73, 77, 0.6);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.6);
}

.vertical-meter-graduations {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.5rem 0.25rem;
  font-size: 10px;
  font-family: var(--font-mono);
  color: rgba(188, 201, 206, 0.75);
  pointer-events: none;
  z-index: 20;
}

.graduation-line {
  display: flex;
  justify-content: space-between;
  padding-right: 0.25rem;
  border-bottom-width: 1px;
}

.grad-max {
  border-bottom: 1px solid rgba(255, 180, 171, 0.5);
  color: var(--color-error);
  font-weight: 600;
}

.grad-danger {
  border-bottom: 1px dashed rgba(255, 180, 171, 0.7);
  color: rgba(255, 180, 171, 0.9);
}

.grad-warning {
  border-bottom: 1px dashed rgba(255, 185, 95, 0.8);
  color: var(--color-tertiary);
  font-weight: 700;
}

.grad-normal {
  border-bottom: 1px dashed rgba(78, 222, 163, 0.6);
  color: var(--color-secondary);
}

.vertical-water-fill {
  width: 100%;
  background: linear-gradient(to top, var(--color-secondary), var(--color-tertiary), var(--color-tertiary));
  border-radius: var(--radius-md);
  transition: height 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 0.25rem;
  box-shadow: 0 0 16px rgba(255, 185, 95, 0.4);
}

.live-height-tag {
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-on-tertiary);
  background-color: rgba(5, 13, 37, 0.92);
  padding: 0.15rem 0.35rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 185, 95, 0.6);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

/* Horizontal Progress Bar & Zone Legend */
.progress-container-box {
  padding: 0.875rem;
  border-radius: var(--radius-xl);
  background-color: rgba(33, 41, 66, 0.6);
  border: 1px solid rgba(61, 73, 77, 0.4);
}

.progress-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  margin-bottom: 0.375rem;
}

.progress-track {
  width: 100%;
  height: 1rem;
  border-radius: 9999px;
  background-color: var(--color-surface-container-lowest);
  padding: 2px;
  border: 1px solid rgba(61, 73, 77, 0.4);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 9999px;
  background: linear-gradient(to right, var(--color-secondary), var(--color-tertiary), var(--color-tertiary));
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-scale-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--color-on-surface-variant);
  margin-top: 0.375rem;
}

.zone-status-cards {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}

.zone-row-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container);
  border: 1px solid rgba(61, 73, 77, 0.3);
  font-size: 0.8125rem;
}

.zone-row-card.active-zone {
  background-color: rgba(230, 147, 0, 0.2);
  border-color: rgba(255, 185, 95, 0.6);
  box-shadow: 0 0 10px rgba(255, 185, 95, 0.15);
}

.zone-indicator-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Right Side: Big Digital Telemetry Gauges */
.telemetry-right-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.live-height-card {
  padding: 1.25rem;
  border-radius: var(--radius-xl);
  background-color: rgba(33, 41, 66, 0.6);
  border: 1px solid rgba(76, 214, 251, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.live-height-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.live-height-number {
  font-family: var(--font-mono);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: -0.03em;
}

@media (min-width: 640px) {
  .live-height-number {
    font-size: 3.5rem;
  }
}

.live-rate-chip {
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-tertiary);
  background-color: rgba(5, 13, 37, 0.75);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(61, 73, 77, 0.3);
}

.metrics-2col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.metric-stat-box {
  padding: 0.875rem;
  border-radius: var(--radius-xl);
  background-color: var(--color-surface-container-lowest);
  border: 1px solid rgba(61, 73, 77, 0.4);
}

.metric-stat-val {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-on-surface);
  margin-top: 0.25rem;
}

.prediction-banner {
  padding: 1rem;
  border-radius: var(--radius-xl);
  background-color: var(--color-surface-container);
  border: 1px solid rgba(61, 73, 77, 0.5);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.action-buttons-row {
  display: flex;
  gap: 0.5rem;
}

.btn-telemetry {
  flex: 1;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.btn-telemetry-outline {
  background-color: var(--color-surface-container-high);
  border: 1px solid rgba(61, 73, 77, 0.6);
  color: var(--color-on-surface);
}

.btn-telemetry-outline:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-telemetry-primary {
  background-color: var(--color-primary-container);
  color: var(--color-on-primary-container);
}

.btn-telemetry-primary:hover {
  filter: brightness(1.1);
}

/* --------------------------------------------------------------------------
   11. Core Feature 2: Telemetry Sensor Curah Hujan
   -------------------------------------------------------------------------- */
.filter-tabs-wrapper {
  display: flex;
  align-items: center;
  padding: 0.25rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container-lowest);
  border: 1px solid rgba(61, 73, 77, 0.4);
  overflow-x: auto;
  max-width: 100%;
}

.filter-tab-btn {
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-on-surface-variant);
  background: transparent;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.filter-tab-btn:hover {
  color: var(--color-on-surface);
}

.filter-tab-btn.active {
  background-color: var(--color-surface-container-high);
  color: var(--color-primary);
  font-weight: 700;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.rainfall-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.25rem;
}

@media (min-width: 640px) {
  .rainfall-cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .rainfall-cards-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.rainfall-card {
  padding: 1rem;
  border-radius: var(--radius-xl);
  background-color: var(--color-surface-container-lowest);
  border: 1px solid rgba(61, 73, 77, 0.4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.rainfall-card.card-highlight {
  background-color: rgba(33, 41, 66, 0.6);
  border-color: rgba(61, 73, 77, 0.5);
}

.rainfall-val-row {
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
  margin-top: 0.25rem;
}

.rainfall-number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.rainfall-unit {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  color: var(--color-on-surface-variant);
}

/* SVG Chart Section */
.chart-container-box {
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: var(--radius-xl);
  background-color: var(--color-surface-container-lowest);
  border: 1px solid rgba(61, 73, 77, 0.4);
}

.chart-header-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .chart-header-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.chart-legend-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-on-surface-variant);
  flex-wrap: wrap;
}

.chart-svg-wrapper {
  width: 100%;
  height: 16rem;
  position: relative;
}

@media (min-width: 640px) {
  .chart-svg-wrapper {
    height: 18rem;
  }
}

.chart-floating-chip {
  position: absolute;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.chart-axis-labels {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-on-surface-variant);
  padding-top: 0.5rem;
  border-top: 1px solid rgba(61, 73, 77, 0.3);
  margin-top: 0.25rem;
}

/* --------------------------------------------------------------------------
   12. Core Feature 3: Prakiraan Cuaca 3 Hari Kedepan
   -------------------------------------------------------------------------- */
.weather-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .weather-cards-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.weather-forecast-card {
  border-radius: var(--radius-xl);
  background-color: rgba(23, 30, 55, 0.7);
  border: 1px solid rgba(61, 73, 77, 0.6);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.weather-forecast-card:hover {
  transform: translateY(-2px);
  border-color: rgba(76, 214, 251, 0.6);
}

.weather-forecast-card.card-primary-day {
  border: 2px solid rgba(255, 185, 95, 0.7);
  background-color: rgba(23, 30, 55, 0.9);
  box-shadow: 0 6px 20px rgba(255, 185, 95, 0.15);
}

.weather-ambient-glow {
  position: absolute;
  top: -2rem;
  right: -2rem;
  width: 7rem;
  height: 7rem;
  background-color: rgba(255, 185, 95, 0.12);
  border-radius: 50%;
  filter: blur(24px);
  pointer-events: none;
}

.weather-stat-lines {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(61, 73, 77, 0.4);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.weather-stat-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
}

.flood-risk-banner {
  margin-top: 1.25rem;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
}

.flood-risk-warning {
  background-color: rgba(230, 147, 0, 0.2);
  border-color: rgba(255, 185, 95, 0.4);
}

.flood-risk-low {
  background-color: rgba(33, 41, 66, 0.8);
  border-color: rgba(78, 222, 163, 0.3);
}

/* Recommendation Bar */
.recommendation-bar {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-xl);
  background-color: rgba(33, 41, 66, 0.9);
  border: 1px solid rgba(76, 214, 251, 0.3);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 768px) {
  .recommendation-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.recommendation-left {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.rec-icon-box {
  padding: 0.5rem;
  border-radius: var(--radius-md);
  background-color: rgba(76, 214, 251, 0.2);
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.btn-confirm-satgas {
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-container);
  color: var(--color-on-primary-container);
  font-size: 0.8125rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.btn-confirm-satgas:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   13. Quick Action & Citizen Broadcast Section
   -------------------------------------------------------------------------- */
.action-panel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .action-panel-grid {
    grid-template-columns: 8fr 4fr;
  }
}

.btn-action-wa {
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  background-color: var(--color-secondary-container);
  color: var(--color-on-secondary-container);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-action-wa:hover {
  filter: brightness(1.12);
  transform: translateY(-1px);
}

.btn-action-download {
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container-high);
  border: 1px solid rgba(61, 73, 77, 0.6);
  color: var(--color-on-surface);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-action-download:hover {
  background-color: rgba(33, 41, 66, 0.6);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.emergency-call-card {
  padding: 1.25rem;
  border-radius: var(--radius-xl);
  background-color: var(--color-surface-container-lowest);
  border: 1px solid rgba(255, 180, 171, 0.4);
  position: relative;
  overflow: hidden;
}

.emergency-phone-number {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-on-surface);
  line-height: 1.1;
  margin-top: 0.125rem;
}

@media (min-width: 640px) {
  .emergency-phone-number {
    font-size: 1.625rem;
  }
}

/* --------------------------------------------------------------------------
   14. Institutional Footer
   -------------------------------------------------------------------------- */
.institutional-footer {
  width: 100%;
  padding: 1.5rem 1rem;
  margin-top: auto;
  background-color: var(--color-surface-container-lowest);
  border-top: 1px solid rgba(61, 73, 77, 0.4);
}

@media (min-width: 1024px) {
  .institutional-footer {
    padding-left: calc(var(--sidebar-width) + 1.5rem);
    padding-right: 1.5rem;
  }
}

.footer-inner-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  max-width: 80rem;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .footer-inner-container {
    flex-direction: row;
  }
}

.footer-links-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.75rem;
}

.footer-link-item {
  color: var(--color-on-surface-variant);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link-item:hover {
  color: var(--color-on-surface);
}

/* --------------------------------------------------------------------------
   15. Interactive Modals & Toast Notifications
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(5, 13, 37, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background-color: var(--color-surface-container-low);
  border: 1px solid rgba(61, 73, 77, 0.6);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 32rem;
  padding: 1.5rem;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
  transform: scale(0.95);
  transition: transform var(--transition-normal);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.active .modal-box {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.875rem;
  border-bottom: 1px solid rgba(61, 73, 77, 0.4);
  margin-bottom: 1rem;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-on-surface);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--color-on-surface-variant);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--color-on-surface);
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 150;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  padding: 0.75rem 1.125rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container-high);
  border: 1px solid rgba(76, 214, 251, 0.5);
  color: var(--color-on-surface);
  font-size: 0.8125rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  pointer-events: auto;
  animation: fadeIn 0.25s forwards;
  max-width: 22rem;
}

.toast.toast-success {
  border-color: var(--color-secondary);
}

.toast.toast-warning {
  border-color: var(--color-tertiary);
}

.toast.toast-error {
  border-color: var(--color-error);
}

/* Log Table Styles in Modal */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.data-table th,
.data-table td {
  padding: 0.625rem 0.5rem;
  text-align: left;
  border-bottom: 1px solid rgba(61, 73, 77, 0.3);
}

.data-table th {
  color: var(--color-on-surface-variant);
  font-weight: 600;
  background-color: rgba(5, 13, 37, 0.6);
}

.data-table tr:hover td {
  background-color: rgba(33, 41, 66, 0.4);
}

/* --------------------------------------------------------------------------
   16. Media Query Fine-Tuning for Responsive Screens
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  .hero-telemetry-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  
  .section-header-strip {
    gap: 0.75rem;
  }
  
  .metrics-2col-grid {
    grid-template-columns: 1fr;
  }
  
  .live-height-number {
    font-size: 2.25rem;
  }
  
  .chart-svg-wrapper {
    height: 14rem;
  }
  
  .btn-action-wa,
  .btn-action-download {
    width: 100%;
    justify-content: center;
  }
}