:root {
  --ink: #142033;
  --muted: #617085;
  --line: #dce5ed;
  --paper: #f6f2eb;
  --white: #fffdf8;
  --blue: #0f4cc4;
  --blue-dark: #09255f;
  --blue-soft: #dbe8ff;
  --orange: #f57d23;
  --gold: #f7c873;
  --water: #39b8d8;
  --water-dark: #0b5d89;
  --green: #4fa66a;
  --red: #b6403b;
  --panel-dark: #101b33;
  --panel-deep: #081a3c;
  --shadow: 0 18px 44px rgba(11, 30, 67, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, #fffaf2 0%, var(--paper) 350px, #eef7ff 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.94);
  box-shadow: 0 10px 28px rgba(11, 30, 67, 0.07);
}

.header-inner,
.page,
.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
}

.brand-title {
  color: var(--ink);
  font-size: 1.55rem;
  font-weight: 950;
}

.brand-sub {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 850;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid rgba(15, 76, 196, 0.12);
  border-radius: 999px;
  background: var(--blue-soft);
}

.nav-links a.active {
  color: var(--white);
  background: var(--blue);
}

.page {
  display: grid;
  gap: 22px;
  padding: 24px 0 64px;
}

.water-hero {
  overflow: hidden;
  border-radius: 24px;
  color: var(--white);
  background:
    radial-gradient(circle at 86% 0%, rgba(245, 125, 35, 0.32), transparent 30%),
    radial-gradient(circle at 20% 96%, rgba(57, 184, 216, 0.26), transparent 34%),
    linear-gradient(135deg, var(--panel-deep), var(--blue) 78%);
  box-shadow: var(--shadow);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.74fr) minmax(320px, 0.46fr);
  gap: 26px;
  align-items: end;
  padding: clamp(24px, 4vw, 38px);
}

.water-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 46px;
  padding: 0 18px 0 15px;
  border: 1px solid rgba(57, 184, 216, 0.42);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(57, 184, 216, 0.24), rgba(255, 253, 248, 0.06));
  font-size: clamp(1.02rem, 2.2vw, 1.45rem);
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.water-mark::before {
  content: "";
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--water);
  box-shadow: 0 0 0 7px rgba(57, 184, 216, 0.15);
}

.water-hero h1 {
  max-width: 760px;
  margin: 20px 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.7rem, 7vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-narrative {
  max-width: 760px;
  margin: 16px 0 0;
  color: rgba(255, 253, 248, 0.8);
  font-size: 1.08rem;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--white);
  background: var(--orange);
  font-weight: 900;
}

.button.secondary {
  color: var(--blue);
  background: var(--blue-soft);
}

.hero-side {
  display: grid;
  gap: 12px;
}

.side-card {
  padding: 15px;
  border: 1px solid rgba(255, 253, 248, 0.2);
  border-left: 4px solid rgba(57, 184, 216, 0.78);
  border-radius: 16px;
  background: rgba(255, 253, 248, 0.1);
}

.side-card b {
  display: block;
  color: var(--gold);
  font-size: 1.2rem;
}

.side-card span {
  display: block;
  margin-top: 5px;
  color: rgba(255, 253, 248, 0.72);
  line-height: 1.4;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.summary-card,
.section-card,
.water-card,
.rain-card,
.safety-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.summary-card {
  min-height: 166px;
  padding: 18px;
  border-top: 4px solid var(--water);
}

.summary-card.orange {
  border-top-color: var(--orange);
}

.summary-card.green {
  border-top-color: var(--green);
}

.summary-card.red {
  border-top-color: var(--red);
}

.summary-card span,
.region,
.section-kicker {
  color: var(--orange);
  font-size: 0.76rem;
  font-weight: 950;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.summary-card strong {
  display: block;
  margin-top: 12px;
  color: var(--ink);
  font-size: 1.28rem;
  line-height: 1.14;
}

.summary-card p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.visual-dashboard {
  overflow: hidden;
  padding: 24px;
  border: 1px solid rgba(138, 184, 255, 0.24);
  border-radius: 22px;
  color: rgba(255, 253, 248, 0.86);
  background:
    radial-gradient(circle at 90% 0%, rgba(245, 125, 35, 0.22), transparent 32%),
    radial-gradient(circle at 12% 100%, rgba(57, 184, 216, 0.24), transparent 34%),
    linear-gradient(135deg, var(--panel-deep), #103d7e 58%, #0b5d89);
  box-shadow: var(--shadow);
}

.visual-dashboard .section-head h2 {
  color: var(--white);
}

.visual-dashboard .section-head p {
  color: rgba(255, 253, 248, 0.74);
}

.visual-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.92fr);
  gap: 16px;
  align-items: start;
}

.live-camera-wall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
  gap: 12px;
}

.camera-tile {
  overflow: hidden;
  border: 1px solid rgba(255, 253, 248, 0.16);
  border-radius: 16px;
  background: rgba(255, 253, 248, 0.1);
  box-shadow: inset 0 0 0 1px rgba(255, 253, 248, 0.05);
}

.camera-frame,
.webcam-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background:
    radial-gradient(circle at 22% 22%, rgba(255, 253, 248, 0.18), transparent 24%),
    linear-gradient(135deg, #06182f, #0b5d89);
}

.camera-frame iframe,
.webcam-media iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 240px;
  border: 0;
  background: #06182f;
}

.camera-image {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 240px;
  object-fit: cover;
  background: #06182f;
}

.camera-live-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--white);
  background: rgba(79, 166, 106, 0.95);
  font-size: 0.76rem;
  font-weight: 950;
  text-transform: uppercase;
}

.camera-live-badge::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-right: 7px;
  border-radius: 50%;
  background: #b9ffd2;
  box-shadow: 0 0 0 5px rgba(185, 255, 210, 0.18);
}

.camera-caption {
  display: grid;
  gap: 5px;
  padding: 13px;
}

.camera-caption span {
  color: #bfeeff;
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.camera-caption strong {
  color: var(--white);
  line-height: 1.15;
}

.camera-caption a {
  width: fit-content;
  color: var(--gold);
  font-size: 0.84rem;
  font-weight: 950;
}

.water-map {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-rows: minmax(410px, 1fr) auto;
  min-height: 680px;
  border: 1px solid rgba(255, 253, 248, 0.16);
  border-radius: 18px;
  background: rgba(8, 24, 56, 0.92);
}

.map-canvas {
  position: relative;
  overflow: hidden;
  min-height: 410px;
  background:
    linear-gradient(rgba(255, 253, 248, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 253, 248, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 73% 35%, rgba(79, 166, 106, 0.14), transparent 18%),
    radial-gradient(circle at 52% 76%, rgba(245, 125, 35, 0.12), transparent 24%),
    radial-gradient(circle at 42% 48%, rgba(57, 184, 216, 0.18), transparent 34%),
    linear-gradient(145deg, #07172d, #0b2348 62%, #072136);
  background-size: 34px 34px, 34px 34px, auto, auto;
}

.real-map-canvas {
  min-height: 440px;
  background: #d8e9f2;
}

.water-leaflet-map {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-height: 440px;
}

.water-leaflet-map.leaflet-container {
  overflow: hidden;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.water-leaflet-map .leaflet-pane,
.water-leaflet-map .leaflet-map-pane,
.water-leaflet-map .leaflet-tile-pane,
.water-leaflet-map .leaflet-overlay-pane,
.water-leaflet-map .leaflet-shadow-pane,
.water-leaflet-map .leaflet-marker-pane,
.water-leaflet-map .leaflet-tooltip-pane,
.water-leaflet-map .leaflet-popup-pane {
  position: absolute;
  top: 0;
  left: 0;
}

.water-leaflet-map .leaflet-tile,
.water-leaflet-map .leaflet-marker-icon,
.water-leaflet-map .leaflet-marker-shadow {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
}

.water-leaflet-map .leaflet-tile {
  width: 256px;
  height: 256px;
  border: 0;
  user-select: none;
}

.water-leaflet-map .leaflet-control-container {
  position: relative;
  z-index: 800;
}

.water-leaflet-map .leaflet-top,
.water-leaflet-map .leaflet-bottom {
  position: absolute;
  z-index: 1000;
  pointer-events: none;
}

.water-leaflet-map .leaflet-top { top: 0; }
.water-leaflet-map .leaflet-left { left: 0; }
.water-leaflet-map .leaflet-right { right: 0; }
.water-leaflet-map .leaflet-bottom { bottom: 0; }

.water-leaflet-map .leaflet-control {
  position: relative;
  z-index: 1000;
  pointer-events: auto;
}

.water-leaflet-map .leaflet-control-zoom a {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-bottom: 1px solid #d5dce5;
  color: #17233c;
  background: #fff;
  font-weight: 900;
  text-decoration: none;
}

.water-leaflet-map .leaflet-control-zoom {
  margin-top: 62px;
}

.water-leaflet-map .leaflet-popup-content {
  display: grid;
  gap: 3px;
  margin: 10px 12px;
  color: #17233c;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.25;
}

.water-leaflet-map .leaflet-popup-content strong {
  font-size: 0.9rem;
}

.water-leaflet-map .leaflet-popup-content span {
  color: #5f6e83;
  font-size: 0.78rem;
  font-weight: 750;
}

.water-map-marker {
  display: grid;
  place-items: center;
  width: 32px !important;
  height: 32px !important;
  margin: 0 !important;
  border: 3px solid rgba(255, 255, 255, 0.88);
  border-radius: 50%;
  color: var(--white);
  background: var(--water);
  box-shadow: 0 8px 18px rgba(8, 24, 56, 0.35);
  font-size: 0.84rem;
  font-weight: 950;
}

.water-map-marker span {
  display: block;
  line-height: 1;
}

.water-map-marker.orange { background: var(--orange); }
.water-map-marker.green { background: var(--green); }
.water-map-marker.blue { background: #3f7ec8; }
.water-map-marker.gold { color: #17233c; background: var(--gold); }

.map-compass {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 253, 248, 0.18);
  border-radius: 50%;
  color: var(--white);
  background: rgba(8, 24, 56, 0.7);
  font-size: 0.78rem;
  font-weight: 950;
}

.map-compass::before {
  content: "";
  position: absolute;
  top: -8px;
  border-right: 6px solid transparent;
  border-bottom: 10px solid rgba(255, 253, 248, 0.82);
  border-left: 6px solid transparent;
}

.map-ribbon {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  color: #0f2446;
  background: linear-gradient(135deg, #c5f3ff, var(--gold));
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.map-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.72;
}

.map-lines path {
  fill: none;
  stroke-linecap: round;
}

.map-river-main {
  stroke: rgba(57, 184, 216, 0.74);
  stroke-width: 2.2;
}

.map-river-branch {
  stroke: rgba(57, 184, 216, 0.44);
  stroke-width: 1.2;
}

.map-road {
  stroke: rgba(255, 253, 248, 0.22);
  stroke-dasharray: 2.4 2.4;
  stroke-width: 1.1;
}

.map-region-label {
  position: absolute;
  z-index: 2;
  color: rgba(255, 253, 248, 0.08);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  font-weight: 900;
  letter-spacing: 0.02em;
  pointer-events: none;
}

.label-west {
  left: 9%;
  top: 31%;
}

.label-central {
  right: 9%;
  top: 43%;
}

.label-south {
  left: 23%;
  bottom: 19%;
}

.map-place-label {
  position: absolute;
  z-index: 5;
  transform: translate(12px, -50%);
  max-width: 148px;
  padding: 5px 8px;
  border: 1px solid rgba(255, 253, 248, 0.14);
  border-radius: 999px;
  color: rgba(255, 253, 248, 0.9);
  background: rgba(8, 24, 56, 0.7);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.16);
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 1.1;
  pointer-events: none;
}

.map-pin {
  position: absolute;
  z-index: 6;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  transform: translate(-17px, -17px);
  border: 1px solid rgba(255, 253, 248, 0.24);
  border-radius: 999px;
  color: rgba(255, 253, 248, 0.78);
  background: rgba(8, 24, 56, 0.9);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.22), inset 0 0 0 1px rgba(255, 253, 248, 0.08);
  backdrop-filter: blur(10px);
  cursor: help;
}

.map-pin::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 13px;
  height: 13px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: var(--water);
  box-shadow: 0 0 0 6px rgba(57, 184, 216, 0.15);
}

.map-pin.fall::before {
  background: var(--orange);
  box-shadow: 0 0 0 6px rgba(245, 125, 35, 0.16);
}

.map-pin.river::before {
  background: var(--green);
  box-shadow: 0 0 0 6px rgba(79, 166, 106, 0.16);
}

.map-pin.source::before {
  background: #8ab8ff;
  box-shadow: 0 0 0 6px rgba(138, 184, 255, 0.16);
}

.map-pin.limited::before {
  background: var(--gold);
  box-shadow: 0 0 0 6px rgba(247, 200, 115, 0.16);
}

.map-pin b,
.map-pin span,
.map-pin em {
  display: block;
}

.map-pin b {
  position: relative;
  z-index: 1;
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 950;
}

.map-pin span {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 8px);
  z-index: 7;
  width: max-content;
  max-width: 168px;
  transform: translateX(-50%) translateY(4px);
  padding: 8px 10px;
  border: 1px solid rgba(255, 253, 248, 0.16);
  border-radius: 10px;
  background: rgba(8, 24, 56, 0.94);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 950;
  line-height: 1.12;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.map-pin span small {
  display: block;
  margin-top: 3px;
  color: rgba(255, 253, 248, 0.62);
  font-size: 0.66rem;
  font-weight: 800;
}

.map-pin em {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.map-pin:hover,
.map-pin:focus-visible {
  z-index: 8;
}

.map-pin:hover span,
.map-pin:focus-visible span {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.map-location-list {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 10px;
  padding: 12px;
  border-top: 1px solid rgba(255, 253, 248, 0.14);
  color: rgba(255, 253, 248, 0.88);
  background: rgba(5, 18, 42, 0.9);
}

.map-location-list > strong {
  grid-column: 1 / -1;
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.map-location-row {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 7px;
  align-items: start;
}

.map-location-row b {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  color: var(--white);
  background: var(--water);
  font-size: 0.7rem;
}

.map-location-row.fall b { background: var(--orange); }
.map-location-row.river b { background: var(--green); }
.map-location-row.source b { background: #3f7ec8; }
.map-location-row.limited b { background: var(--gold); color: #18233c; }

.map-location-row span {
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 900;
  line-height: 1.16;
}

.map-location-row small {
  display: block;
  margin-top: 2px;
  color: rgba(255, 253, 248, 0.58);
  font-size: 0.68rem;
  font-weight: 800;
}

.map-legend {
  position: absolute;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.map-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 9px;
  border-radius: 999px;
  color: rgba(255, 253, 248, 0.82);
  background: rgba(255, 253, 248, 0.1);
  font-size: 0.74rem;
  font-weight: 850;
}

.map-legend i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--water);
}

.map-legend i.fall { background: var(--orange); }
.map-legend i.river { background: var(--green); }
.map-legend i.source { background: #8ab8ff; }
.map-legend i.limited { background: var(--gold); }

.section-card {
  overflow: hidden;
  padding: 24px;
}

.section-card.dark {
  color: rgba(255, 253, 248, 0.84);
  border-color: rgba(138, 184, 255, 0.24);
  background:
    radial-gradient(circle at 94% 0%, rgba(245, 125, 35, 0.13), transparent 30%),
    radial-gradient(circle at 6% 100%, rgba(57, 184, 216, 0.14), transparent 26%),
    linear-gradient(135deg, var(--panel-dark), #13223d);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 8px 0 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4.8vw, 3.7rem);
  line-height: 0.98;
}

.section-card.dark .section-head h2 {
  color: var(--white);
}

.section-head p {
  max-width: 620px;
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.section-card.dark .section-head p {
  color: rgba(255, 253, 248, 0.72);
}

.river-grid {
  display: block;
}

.waterfall-grid {
  display: block;
}

.index-explainer {
  margin: 0 0 18px;
  border: 1px solid rgba(57, 184, 216, 0.22);
  border-radius: 16px;
  background:
    radial-gradient(circle at 95% 0%, rgba(57, 184, 216, 0.16), transparent 28%),
    linear-gradient(135deg, #f6fbff, #eef7fb);
  box-shadow: 0 16px 40px rgba(15, 36, 70, 0.08);
}

.index-explainer summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.index-explainer summary::-webkit-details-marker {
  display: none;
}

.index-explainer summary span {
  color: var(--ink);
  font-size: 1rem;
  font-weight: 950;
}

.index-explainer summary b {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  color: #0f2446;
  background: linear-gradient(135deg, #c5f3ff, var(--gold));
  font-size: 0.78rem;
  text-transform: uppercase;
}

.index-explainer[open] summary {
  border-bottom: 1px solid rgba(57, 184, 216, 0.18);
}

.explainer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  padding: 14px;
}

.explainer-grid article {
  padding: 14px;
  border: 1px solid rgba(15, 36, 70, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.68);
}

.explainer-grid strong {
  color: var(--ink);
}

.explainer-grid p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.waterfall-rank-layout {
  display: grid;
  gap: 16px;
}

.waterfall-spotlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.waterfall-spotlight {
  position: relative;
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--water);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(219, 232, 255, 0.58), transparent 45%),
    var(--white);
  box-shadow: var(--shadow);
}

.waterfall-spotlight.hazard { border-top-color: var(--red); }
.waterfall-spotlight.roaring,
.waterfall-spotlight.strong { border-top-color: var(--orange); }

.spotlight-rank {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 9px;
  border-radius: 999px;
  color: var(--white);
  background: var(--ink);
  font-size: 0.78rem;
  font-weight: 950;
}

.waterfall-spotlight h3 {
  margin: 7px 0 10px;
  color: var(--ink);
  font-size: 1.28rem;
  line-height: 1.12;
}

.waterfall-spotlight p {
  margin: 10px 0 0;
  color: var(--muted);
  font-weight: 800;
}

.score-badge.compact {
  position: absolute;
  top: 16px;
  right: 16px;
  min-width: 62px;
  min-height: 62px;
}

.score-badge.compact strong {
  font-size: 1.6rem;
}

.waterfall-rank-list {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.rank-list-head,
.waterfall-rank-row summary {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 86px 132px;
  gap: 12px;
  align-items: center;
}

.rank-list-head {
  padding: 12px 16px;
  color: rgba(15, 36, 70, 0.62);
  background: #f5f8fc;
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.waterfall-rank-row {
  border-top: 1px solid var(--line);
}

.waterfall-rank-row summary {
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
}

.waterfall-rank-row summary::-webkit-details-marker {
  display: none;
}

.rank-number {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: var(--white);
  background: var(--water);
  font-weight: 950;
}

.waterfall-rank-row.hazard .rank-number { background: var(--red); }
.waterfall-rank-row.roaring .rank-number,
.waterfall-rank-row.strong .rank-number { background: var(--orange); }

.rank-name b,
.rank-name small,
.rank-score small {
  display: block;
}

.rank-name b {
  color: var(--ink);
  font-size: 1rem;
}

.rank-name small {
  margin-top: 2px;
  color: var(--muted);
  font-weight: 800;
}

.rank-score {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.8rem;
  font-weight: 900;
  line-height: 0.95;
}

.rank-score small {
  color: rgba(15, 36, 70, 0.56);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rank-status {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--white);
  background: var(--water);
  font-size: 0.78rem;
  font-weight: 950;
}

.waterfall-rank-row.hazard .rank-status { background: var(--red); }
.waterfall-rank-row.roaring .rank-status,
.waterfall-rank-row.strong .rank-status { background: var(--orange); }

.rank-detail {
  padding: 0 16px 16px 92px;
}

.rank-detail p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.water-card {
  min-width: 0;
  padding: 18px;
  border-top: 4px solid var(--water);
  background:
    linear-gradient(180deg, rgba(219, 232, 255, 0.48), transparent 42%),
    var(--white);
}

.water-card.hazard {
  border-top-color: var(--red);
}

.water-card.roaring,
.water-card.strong {
  border-top-color: var(--orange);
}

.water-card-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
}

.water-card h3 {
  margin: 6px 0 0;
  color: var(--ink);
  font-size: 1.28rem;
  line-height: 1.12;
}

.score-badge,
.gauge-pill {
  display: grid;
  place-items: center;
  min-width: 76px;
  min-height: 76px;
  border-radius: 50%;
  color: #0f2446;
  background: linear-gradient(145deg, #c5f3ff, var(--gold));
  text-align: center;
  font-weight: 950;
}

.score-badge strong,
.gauge-pill strong {
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  line-height: 0.85;
}

.score-badge span,
.gauge-pill span {
  display: block;
  color: rgba(20, 32, 51, 0.62);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.flow-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  margin-top: 12px;
  padding: 0 11px;
  border-radius: 999px;
  color: var(--white);
  background: var(--blue);
  font-size: 0.9rem;
  font-weight: 950;
}

.flow-icon {
  line-height: 1;
}

.water-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.48;
}

.use-case,
.fallback-note {
  margin-top: 12px;
  padding: 10px 11px;
  border-radius: 12px;
  color: #75451f;
  background: #fff1e7;
  border-left: 4px solid var(--orange);
  font-weight: 850;
  line-height: 1.35;
}

.why-line {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 750;
  line-height: 1.4;
}

.rain-mini {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.rain-mini span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 9px;
  border-radius: 999px;
  color: var(--water-dark);
  background: #e9f8fc;
  font-size: 0.78rem;
  font-weight: 900;
}

.segment {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
}

.activity-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.activity-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 11px;
  border: 1px solid rgba(15, 76, 196, 0.1);
  border-left: 4px solid var(--water);
  border-radius: 12px;
  background: rgba(246, 249, 255, 0.9);
}

.activity-row b,
.activity-row span {
  display: block;
}

.activity-row b {
  color: var(--ink);
}

.activity-row span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.35;
}

.activity-row strong {
  color: var(--blue);
  white-space: nowrap;
}

.activity-row.great,
.activity-row.good {
  border-left-color: var(--green);
}

.activity-row.fair {
  border-left-color: var(--gold);
}

.activity-row.not-ideal,
.activity-row.expert {
  border-left-color: var(--orange);
}

.activity-row.hazard {
  border-left-color: var(--red);
  background: #fff4f2;
}

.river-note {
  font-size: 0.94rem;
}

.river-module {
  display: grid;
  gap: 16px;
}

.activity-leaders {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.activity-leader {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--water);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(219, 232, 255, 0.58), transparent 48%),
    var(--white);
  box-shadow: var(--shadow);
}

.activity-leader.great,
.activity-leader.good {
  border-top-color: var(--green);
}

.activity-leader.fair {
  border-top-color: var(--gold);
}

.activity-leader.not-ideal,
.activity-leader.expert {
  border-top-color: var(--orange);
}

.activity-leader.hazard {
  border-top-color: var(--red);
}

.activity-leader span {
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.activity-leader strong {
  display: block;
  margin-top: 8px;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.18;
}

.activity-leader p {
  margin: 10px 0 0;
  color: var(--muted);
  font-weight: 900;
}

.river-accordion {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.river-row {
  border-top: 1px solid var(--line);
}

.river-row:first-child {
  border-top: 0;
}

.river-row summary {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) minmax(150px, 0.48fr) 92px;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.river-row summary::-webkit-details-marker {
  display: none;
}

.river-best b,
.river-best small {
  display: block;
}

.river-best b {
  color: var(--ink);
  font-size: 0.9rem;
}

.river-best small {
  margin-top: 2px;
  color: var(--muted);
  font-weight: 900;
}

.river-cfs {
  text-align: right;
}

.river-detail {
  padding: 0 16px 16px 92px;
}

.streamflow-context {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
  padding: 12px;
  border: 1px solid rgba(57, 184, 216, 0.18);
  border-left: 4px solid var(--water);
  border-radius: 12px;
  background: #f2fbfe;
}

.streamflow-context.low {
  border-left-color: var(--gold);
  background: #fffaf0;
}

.streamflow-context.high,
.streamflow-context.very-high {
  border-left-color: var(--orange);
  background: #fff6ef;
}

.streamflow-context span,
.streamflow-context small {
  display: block;
}

.streamflow-context span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.streamflow-context strong {
  display: block;
  margin-top: 3px;
  color: var(--ink);
  font-size: 1.25rem;
}

.streamflow-context small {
  margin-top: 2px;
  color: var(--muted);
  font-weight: 800;
}

.streamflow-context a {
  flex: 0 0 auto;
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 950;
}

.water-quality-block {
  margin-bottom: 12px;
  padding: 12px;
  border: 1px solid rgba(79, 166, 106, 0.18);
  border-left: 4px solid var(--green);
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(229, 248, 235, 0.86), rgba(242, 251, 254, 0.84));
}

.water-quality-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.water-quality-head span,
.quality-metric span {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.water-quality-head strong {
  display: block;
  margin-top: 3px;
  color: var(--ink);
}

.water-quality-head small {
  color: #6d4b1e;
  font-size: 0.74rem;
  font-weight: 900;
  text-align: right;
}

.quality-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.quality-metric {
  min-width: 0;
  padding: 10px;
  border: 1px solid rgba(15, 36, 70, 0.08);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.68);
}

.quality-metric strong {
  display: block;
  margin-top: 4px;
  color: var(--ink);
  font-size: 1.05rem;
}

.quality-metric strong small {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 900;
}

.activity-list.compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rainfall-layout {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.webcam-section {
  background:
    linear-gradient(180deg, rgba(219, 232, 255, 0.42), transparent 38%),
    var(--white);
}

.webcam-summary {
  margin: -4px 0 16px;
  color: var(--muted);
  line-height: 1.45;
}

.webcam-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.webcam-card {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--water);
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.9);
  box-shadow: 0 14px 30px rgba(11, 30, 67, 0.08);
}

.webcam-media {
  margin: -18px -18px 16px;
  border-bottom: 1px solid var(--line);
}

.camera-placeholder {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 22px;
  color: var(--white);
  text-align: center;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 253, 248, 0.18), transparent 24%),
    linear-gradient(135deg, #081a3c, #0b5d89);
}

.camera-river-art {
  position: absolute;
  inset: auto -10% 0;
  height: 46%;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(255, 253, 248, 0.36), transparent 34%),
    linear-gradient(135deg, rgba(57, 184, 216, 0.7), rgba(15, 76, 196, 0.6));
  clip-path: polygon(0 54%, 15% 38%, 34% 52%, 50% 34%, 68% 48%, 84% 30%, 100% 44%, 100% 100%, 0 100%);
}

.camera-placeholder strong,
.camera-placeholder span {
  position: relative;
  z-index: 1;
}

.camera-placeholder strong {
  font-size: 1.2rem;
}

.camera-placeholder span {
  max-width: 420px;
  margin-top: 8px;
  color: rgba(255, 253, 248, 0.74);
  line-height: 1.4;
}

.webcam-card.limited {
  border-top-color: var(--orange);
}

.webcam-card.source {
  border-top-color: #8ab8ff;
}

.webcam-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
}

.webcam-card h3 {
  margin: 6px 0 0;
  color: var(--ink);
  font-size: 1.2rem;
  line-height: 1.12;
}

.webcam-status {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--white);
  background: var(--blue);
  font-size: 0.76rem;
  font-weight: 950;
  white-space: nowrap;
}

.webcam-card.limited .webcam-status {
  background: var(--orange);
}

.webcam-card.source .webcam-status {
  background: #3f7ec8;
}

.webcam-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.46;
}

.webcam-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.webcam-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 9px;
  border-radius: 999px;
  color: var(--water-dark);
  background: #e9f8fc;
  font-size: 0.78rem;
  font-weight: 900;
}

.webcam-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 16px;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.webcam-footer a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--white);
  background: var(--orange);
  font-weight: 950;
}

.rain-card {
  padding: 16px;
}

.rain-card strong {
  display: block;
  color: var(--blue);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1;
}

.rain-card span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rainfall-narrative {
  margin: 14px 0 0;
  color: rgba(255, 253, 248, 0.76);
  line-height: 1.5;
}

.safety-card {
  padding: 22px;
  border-top: 4px solid var(--orange);
}

.safety-card h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1;
}

.safety-card p {
  max-width: 820px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.safety-card ul {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.45;
}

.safety-card li::marker {
  color: var(--orange);
}

.site-footer {
  background: linear-gradient(135deg, var(--panel-deep), var(--blue-dark));
  color: rgba(255, 253, 248, 0.74);
  padding: 42px 0 30px;
}

.footer-inner {
  display: grid;
  gap: 20px;
  font-size: 14px;
}

.footer-logo {
  color: var(--white);
  font-size: 22px;
  font-weight: 950;
}

.footer-tagline {
  max-width: 640px;
  margin-top: 6px;
  color: rgba(255, 253, 248, 0.68);
  line-height: 1.5;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-links a {
  color: rgba(255, 253, 248, 0.84);
  font-weight: 850;
}

.footer-meta {
  display: grid;
  gap: 5px;
  color: rgba(255, 253, 248, 0.58);
  line-height: 1.45;
}

.footer-bottom {
  padding-top: 8px;
  color: rgba(255, 253, 248, 0.52);
  font-size: 13px;
}

@media (max-width: 980px) {
  .header-inner,
  .section-head {
    display: grid;
  }

  .visual-layout,
  .hero-inner,
  .summary-grid,
  .explainer-grid,
  .waterfall-grid,
  .waterfall-spotlights,
  .activity-leaders,
  .activity-list.compact,
  .quality-metrics,
  .webcam-grid,
  .rainfall-layout {
    grid-template-columns: 1fr;
  }

  .nav-links {
    flex-wrap: wrap;
  }
}

@media (max-width: 560px) {
  .header-inner,
  .page,
  .footer-inner {
    width: min(100% - 24px, 1120px);
  }

  .section-card {
    padding: 18px;
  }

  .visual-dashboard {
    padding: 18px;
  }

  .live-camera-wall {
    grid-template-columns: 1fr;
  }

  .camera-tile.featured {
    grid-row: auto;
  }

  .camera-tile.featured .camera-frame {
    aspect-ratio: 16 / 10;
    height: auto;
  }

  .water-map {
    min-height: 620px;
  }

  .water-card-top,
  .rank-list-head,
  .waterfall-rank-row summary,
  .river-row summary,
  .activity-row,
  .webcam-top {
    grid-template-columns: 1fr;
  }

  .rank-list-head {
    display: none;
  }

  .waterfall-rank-row summary {
    gap: 8px;
  }

  .rank-detail {
    padding: 0 16px 16px;
  }

  .river-detail {
    padding: 0 16px 16px;
  }

  .streamflow-context {
    align-items: start;
    display: grid;
  }

  .water-quality-head {
    display: grid;
  }

  .water-quality-head small {
    text-align: left;
  }

  .river-cfs {
    text-align: left;
  }

  .index-explainer summary {
    align-items: start;
    display: grid;
  }

  .score-badge,
  .gauge-pill {
    width: 72px;
    min-width: 72px;
    min-height: 72px;
  }
}