@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=Space+Grotesk:wght@400;500;700&display=swap");

:root {
  --bg: #edf1f6;
  --bg-strong: #dde5ee;
  --surface: rgba(248, 251, 255, 0.88);
  --surface-strong: #fdfefe;
  --text: #172434;
  --muted: #5d6d82;
  --line: rgba(23, 36, 52, 0.11);
  --brand: #1f3654;
  --brand-deep: #10233d;
  --teal: #334a68;
  --gold: #9f8d6b;
  --shadow-lg: 0 28px 80px rgba(16, 29, 49, 0.18);
  --shadow-md: 0 18px 38px rgba(16, 29, 49, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(116, 136, 168, 0.22), transparent 28%),
    radial-gradient(circle at 85% 10%, rgba(31, 54, 84, 0.14), transparent 22%),
    linear-gradient(180deg, #f4f7fb 0%, #e9eef5 40%, #f7f9fc 100%);
}

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

img {
  max-width: 100%;
  display: block;
}

.site-shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(241, 245, 250, 0.8);
  border-bottom: 1px solid rgba(16, 29, 49, 0.08);
}

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

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background:
    linear-gradient(140deg, #2f4666, #10233d),
    var(--brand);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: "Fraunces", serif;
  font-size: 1.1rem;
  box-shadow: 0 12px 26px rgba(16, 35, 61, 0.34);
}

.brand-copy small,
.eyebrow,
.mini-label {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.brand-copy strong {
  display: block;
  font-size: 0.98rem;
}

.nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.95rem;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav a:hover,
.nav a[aria-current="page"] {
  background: rgba(31, 54, 84, 0.1);
  color: var(--teal);
  transform: translateY(-1px);
}

.page {
  padding: 28px 0 72px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 58px);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.22), transparent 28%),
    linear-gradient(135deg, #0f1f35 0%, #1d3554 52%, #425a7a 100%);
  color: #f5f8fc;
  box-shadow: var(--shadow-lg);
}

.hero::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0));
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.8fr);
  gap: 24px;
  align-items: end;
}

.hero h1,
.section-title,
.card h3,
.split-card h2 {
  margin: 0;
  font-family: "Fraunces", Georgia, serif;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 5.4rem);
  line-height: 0.94;
  max-width: 9ch;
}

.hero p {
  margin: 16px 0 0;
  max-width: 62ch;
  color: rgba(245, 248, 252, 0.84);
  line-height: 1.7;
  font-size: 1.02rem;
}

.hero-panel,
.card,
.split-card,
.feature-strip,
.contact-card {
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow-md);
}

.hero-panel {
  padding: 20px;
  border-radius: var(--radius-lg);
  background: rgba(245, 248, 252, 0.1);
}

.hero-panel p,
.hero-panel li {
  color: rgba(245, 248, 252, 0.82);
}

.button-row,
.stack {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.button,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.button {
  color: #f5f8fc;
  background: linear-gradient(135deg, #263d5c, #10233d);
  box-shadow: 0 14px 24px rgba(16, 35, 61, 0.24);
}

.button:hover,
.button-ghost:hover {
  transform: translateY(-2px);
}

.button-ghost {
  color: #f5f8fc;
  border: 1px solid rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.08);
}

.section {
  margin-top: 28px;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.section-title {
  font-size: clamp(2rem, 3vw, 3rem);
}

.section-copy {
  max-width: 56ch;
  color: var(--muted);
  line-height: 1.7;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field-grid-single {
  grid-template-columns: 1fr;
}

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

.card,
.split-card,
.contact-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(251, 253, 255, 0.96), rgba(242, 246, 251, 0.94));
  border: 1px solid var(--line);
}

.card {
  padding: 24px;
}

.card::after,
.split-card::after,
.contact-card::after {
  content: "";
  position: absolute;
  inset: auto -36px -46px auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(66, 90, 122, 0.16), rgba(66, 90, 122, 0));
  pointer-events: none;
}

.card p,
.split-card p,
.contact-card p,
.list li {
  color: var(--muted);
  line-height: 1.7;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(31, 54, 84, 0.08);
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 700;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 110px;
}

.stat strong {
  font-size: 1.6rem;
  font-family: "Fraunces", serif;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: rgba(248, 251, 255, 0.8);
  border: 1px solid var(--line);
}

.feature-strip strong {
  display: block;
  margin-bottom: 6px;
}

.split-card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(240px, 0.9fr);
}

.split-copy,
.split-aside {
  padding: 28px;
}

.split-copy {
  border-right: 1px solid var(--line);
}

.split-aside {
  background:
    linear-gradient(180deg, rgba(31, 54, 84, 0.06), rgba(93, 109, 130, 0.08));
}

.list {
  margin: 16px 0 0;
  padding-left: 18px;
}

.list li + li {
  margin-top: 10px;
}

.meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(23, 36, 52, 0.06);
  color: var(--muted);
  font-size: 0.88rem;
}

.cta-panel {
  margin-top: 28px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(31, 54, 84, 0.1), rgba(93, 109, 130, 0.12));
  border: 1px solid rgba(31, 54, 84, 0.12);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 20px;
}

.contact-card {
  padding: 28px;
}

.contact-line {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.contact-line:last-child {
  border-bottom: 0;
}

.footer {
  border-top: 1px solid rgba(23, 36, 52, 0.08);
  background: rgba(243, 246, 250, 0.72);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0 32px;
  color: var(--muted);
}

.muted-link {
  color: var(--teal);
  font-weight: 700;
}

.locked {
  color: #5f6f85;
  background: rgba(66, 90, 122, 0.12);
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.filter-chip {
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid rgba(31, 54, 84, 0.14);
  border-radius: 999px;
  background: rgba(251, 253, 255, 0.9);
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.filter-chip:hover,
.filter-chip.is-active {
  transform: translateY(-1px);
  background: rgba(31, 54, 84, 0.1);
  color: var(--brand-deep);
}

.metric-card,
.insight-card {
  padding: 22px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(252, 253, 255, 0.98), rgba(238, 244, 250, 0.94));
  border: 1px solid var(--line);
}

.metric-card strong,
.insight-card strong {
  display: block;
  margin-top: 14px;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1;
  font-family: "Fraunces", Georgia, serif;
}

.metric-card p,
.insight-card p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.energy-kpis,
.insight-grid {
  display: grid;
  gap: 18px;
}

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

.energy-form {
  display: grid;
  gap: 16px;
  margin-top: 14px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--brand-deep);
}

.field input,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(23, 36, 52, 0.12);
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  font: inherit;
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.form-status {
  min-height: 24px;
  margin-top: 12px;
  color: var(--muted);
}

.form-status.is-success {
  color: #245d2e;
}

.form-status.is-warning {
  color: #7a5c12;
}

.form-status.is-error {
  color: #8a2d2d;
}

.table-shell {
  overflow-x: auto;
  margin-top: 16px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.data-table th {
  color: var(--muted);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.bar-chart {
  display: flex;
  align-items: end;
  gap: 14px;
  min-height: 280px;
  margin-top: 20px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.chart-column {
  min-width: 120px;
}

.chart-bars {
  min-height: 220px;
  display: flex;
  align-items: end;
  gap: 8px;
}

.chart-bar-wrap {
  flex: 1;
  display: grid;
  gap: 8px;
  justify-items: center;
}

.chart-bar {
  width: 22px;
  border-radius: 999px 999px 8px 8px;
  box-shadow: 0 10px 18px rgba(16, 29, 49, 0.15);
}

.chart-bar.is-negative {
  opacity: 0.72;
}

.chart-bar-value,
.chart-label,
.chart-empty {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.4;
}

.chart-label {
  margin-top: 10px;
}

@media (max-width: 960px) {
  .hero-grid,
  .grid-3,
  .grid-2,
  .grid-4,
  .feature-strip,
  .split-card,
  .contact-layout,
  .insight-grid,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .split-copy {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .footer-inner,
  .section-header,
  .topbar-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .page {
    padding-top: 18px;
    padding-bottom: 48px;
  }

  .hero,
  .card,
  .contact-card,
  .split-copy,
  .split-aside,
  .hero-panel,
  .cta-panel,
  .metric-card,
  .insight-card {
    padding: 20px;
  }

  .topbar-inner,
  .page,
  .footer-inner {
    width: min(calc(100% - 20px), var(--max-width));
  }
}