:root {
  --bg: #dbe4f3;
  --bg-soft: #ced8eb;
  --surface: #e8eef8;
  --surface-strong: #dde6f3;
  --text: #1e293b;
  --muted: #475569;
  --primary: #0369a1;
  --accent: #5b21b6;
  --ok: #047857;
  --border: rgba(15, 23, 42, 0.12);
  --shadow: 0 10px 28px rgba(15, 23, 42, 0.1);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(880px 400px at 10% 0%, rgba(56, 189, 248, 0.13) 0%, transparent 60%),
    radial-gradient(760px 360px at 100% 6%, rgba(129, 140, 248, 0.1) 0%, transparent 56%),
    linear-gradient(175deg, var(--bg) 0%, var(--bg-soft) 100%);
  min-height: 100vh;
}

a {
  color: var(--primary);
}

a:hover {
  color: #0284c7;
}

a:focus-visible {
  outline: 3px solid #fcd34d;
  outline-offset: 2px;
  border-radius: 6px;
}

.container {
  width: min(1140px, 94vw);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
  z-index: 1000;
  background: #fff;
  color: #111827;
  border: 2px solid #111827;
  padding: 8px 10px;
}

.hero {
  padding: 40px 0 28px;
}

.hero .container {
  background: linear-gradient(145deg, #eef2fa 0%, #e3eaf6 45%, #d9e2f1 100%);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 30px 28px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.2px;
}

.subtitle {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 15;
  backdrop-filter: blur(8px);
  background: rgba(232, 238, 248, 0.95);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.top-nav .container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 0;
}

.top-nav a {
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  color: var(--text);
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.top-nav a:hover {
  background: rgba(56, 189, 248, 0.14);
  border-color: rgba(3, 105, 161, 0.22);
}

.top-nav-direct {
  margin-left: auto;
  border-left: 1px solid var(--border);
  padding-left: 12px !important;
  font-weight: 800 !important;
  color: #a16207 !important;
}

.top-nav-direct:hover {
  background: rgba(250, 204, 21, 0.2) !important;
  border-color: rgba(202, 138, 4, 0.35) !important;
  color: #854d0e !important;
}

main {
  padding: 22px 0 36px;
}

.notice,
.panel,
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.notice {
  padding: 18px 20px;
  margin-bottom: 18px;
}

.notice h2 {
  margin: 0 0 8px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.card {
  padding: 18px;
}

.card h3 {
  margin: 0 0 8px;
}

.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  border-radius: 12px;
  padding: 10px 14px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, #38bdf8, #8b5cf6);
  color: #fff;
}

.btn:hover {
  filter: brightness(1.07);
}

.btn.secondary {
  background: var(--surface-strong);
  color: var(--text);
  border-color: rgba(15, 23, 42, 0.16);
}

.panel {
  padding: 18px 20px;
  margin-bottom: 18px;
}

.panel h2 {
  margin-top: 0;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px 12px;
}

.doc-grid a {
  text-decoration: none;
  color: var(--primary);
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 11px;
}

.doc-grid a:hover {
  background: #d0daeb;
}

.clean-list {
  margin: 0;
  padding-left: 22px;
}

.footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 12px 0 20px;
}

.page-content {
  overflow-x: auto;
}

.page-content img {
  max-width: 100%;
  height: auto;
}

.page-content table {
  max-width: 100%;
}

.page-content input,
.page-content textarea,
.page-content select {
  font: inherit;
  max-width: 100%;
}

.panel.page-content table {
  background-color: transparent !important;
}
.panel.page-content table td,
.panel.page-content table th {
  background-color: transparent !important;
  color: var(--text);
  vertical-align: top;
  padding: 4px 6px;
}

.page-content font:not([color]) {
  color: inherit;
}

.panel.page-content font[color="#008000"],
.panel.page-content font[color="#008000" i],
.panel.page-content font[color="green" i] {
  color: #047857 !important;
}

.panel.page-content font[color="#0f0f0f"],
.panel.page-content font[color="#0f0f0f" i] {
  color: #334155 !important;
}

.panel.page-content font[color="#3333ff"],
.panel.page-content font[color="#3333ff" i],
.panel.page-content font[color="#0000ff" i],
.panel.page-content font[color*="3366cc" i] {
  color: #1d4ed8 !important;
}

.panel.page-content font[color="blue"],
.panel.page-content font[color="blue" i] {
  color: #1d4ed8 !important;
}

.panel.page-content font[color="red" i],
.panel.page-content font[color=#ff0000],
.panel.page-content font[color="#ff0000" i] {
  color: #b91c1c !important;
}

.panel.page-content font[color=red] {
  color: #b91c1c !important;
}

.panel.page-content font[color="#ff00ff" i],
.panel.page-content font[color*="ff00ff" i],
.panel.page-content font[color="magenta" i] {
  color: #a21caf !important;
}

.water-form-page.panel {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
  margin-bottom: 0;
}

.water-form-card {
  background: #e2e9f5;
  border-radius: 18px;
  padding: 28px 32px 32px;
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid rgba(15, 23, 42, 0.1);
  box-shadow: var(--shadow);
}

.water-form-title {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.02em;
}

.water-form-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 14px;
  margin: 0;
}

.water-form-table td {
  vertical-align: middle;
  padding: 0;
}

.water-form-table td:first-child {
  color: var(--text);
  font-weight: 600;
  font-size: 0.98rem;
  padding-right: 18px;
  width: 44%;
}

.water-form-table td:last-child {
  width: 56%;
}

.water-form-table input.a {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  background: #ffffff;
  color: #0f172a;
  font-family: inherit;
  font-size: 1rem;
  border: 2px solid rgba(15, 23, 42, 0.32);
  border-radius: 10px;
  padding: 12px 14px;
  min-height: 2.85rem;
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.06),
    0 2px 8px rgba(15, 23, 42, 0.08);
}

.water-form-table input.a:focus-visible {
  outline: none;
  border-color: #0284c7;
  box-shadow:
    0 0 0 3px rgba(14, 165, 233, 0.35),
    0 2px 8px rgba(15, 23, 42, 0.1);
}

.water-form-table select {
  font: inherit;
  font-size: 1rem;
  padding: 12px 14px;
  border-radius: 10px;
  border: 2px solid rgba(15, 23, 42, 0.32);
  background: #ffffff;
  color: #0f172a;
  min-width: 7.5rem;
  max-width: 100%;
  min-height: 2.85rem;
  cursor: pointer;
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.06),
    0 2px 8px rgba(15, 23, 42, 0.08);
  appearance: auto;
}

.water-form-table select:focus-visible {
  outline: none;
  border-color: #0284c7;
  box-shadow:
    0 0 0 3px rgba(14, 165, 233, 0.35),
    0 2px 8px rgba(15, 23, 42, 0.1);
}

.water-form-label-cold {
  color: #047857 !important;
}

.water-form-label-hot {
  color: #be123c !important;
}

.water-form-table input[type="submit"],
.water-form-table .g-recaptcha {
  width: auto !important;
  min-width: 8rem;
}

.water-form-table input[type="submit"] {
  display: inline-block;
  background: linear-gradient(135deg, #2dd4bf, #38bdf8);
  color: #0f172a;
  font-weight: 800;
  border: none;
  border-radius: 10px;
  padding: 12px 28px;
  cursor: pointer;
  font-size: 1rem;
  box-shadow: 0 4px 14px rgba(45, 212, 191, 0.35);
}

.water-form-table input[type="submit"]:hover {
  filter: brightness(1.05);
}

.water-form-table input:invalid {
  border-color: #f87171;
  border-width: 2px;
}

.water-form-submit-row td:last-child {
  text-align: right;
  padding-top: 8px;
}

.water-form-meter-photo {
  text-align: center;
  margin-top: 20px;
  padding-top: 8px;
}

.water-form-meter-photo img {
  max-width: 200px;
  height: auto;
  border-radius: 8px;
}

@media (max-width: 600px) {
  .water-form-card {
    padding: 20px 18px;
  }
  .water-form-table,
  .water-form-table tbody,
  .water-form-table tr,
  .water-form-table td {
    display: block;
    width: 100% !important;
  }
  .water-form-table tr {
    margin-bottom: 4px;
  }
  .water-form-table td:first-child {
    padding-bottom: 6px;
    padding-right: 0;
  }
  .water-form-submit-row td:last-child {
    text-align: left;
  }
}

@media (max-width: 700px) {
  body {
    font-size: 17px;
  }
  .hero {
    padding-top: 24px;
  }
  .hero .container,
  .notice,
  .panel,
  .card {
    border-radius: 14px;
  }
}