:root {
  --white: #ffffff;
  --baby-blue-50: #f4faff;
  --baby-blue-100: #e8f4ff;
  --baby-blue-200: #d3eaff;
  --baby-blue-400: #9fccf5;
  --ink-700: #365b7b;
  --ink-600: #4c7598;
  --line: rgba(115, 172, 220, 0.28);
  --shadow: 0 16px 35px rgba(126, 183, 230, 0.2);
}

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  color: var(--ink-700);
  background: linear-gradient(180deg, var(--white), var(--baby-blue-50));
}

.hero-wrap {
  background:
    radial-gradient(circle at 14% 20%, rgba(159, 204, 245, 0.35), transparent 30%),
    radial-gradient(circle at 82% 18%, rgba(211, 234, 255, 0.9), transparent 34%),
    linear-gradient(180deg, #ffffff, #f7fbff);
}

.navbar {
  padding: 1.1rem 0;
}

.brand-logo {
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  color: var(--ink-700);
}

.brand-logo:hover {
  color: var(--ink-700);
}

.navbar .nav-link {
  color: var(--ink-600);
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
  transition: all 0.2s ease;
}

.navbar .nav-link:hover {
  color: var(--ink-700);
  background: var(--baby-blue-100);
}

.hero {
  padding: 2.2rem 0 4.8rem;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: #7298ba;
  margin-bottom: 0.75rem;
  font-size: 0.82rem;
}

.hero-title {
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  line-height: 1.1;
  font-weight: 800;
  max-width: 18ch;
}

.hero-intro {
  color: var(--ink-600);
  max-width: 62ch;
  margin-top: 1rem;
}

.btn-hero-primary,
.btn-hero-ghost {
  border-radius: 999px;
  font-weight: 600;
  padding: 0.7rem 1.25rem;
}

.btn-hero-primary {
  background: linear-gradient(135deg, #bde1ff, #9dcdf4);
  color: #305979;
  border: 1px solid rgba(115, 172, 220, 0.42);
}

.btn-hero-primary:hover {
  background: linear-gradient(135deg, #cbe8ff, #afd8fa);
  color: #294f6c;
}

.btn-hero-ghost {
  background: var(--white);
  color: var(--ink-600);
  border: 1px solid var(--line);
}

.btn-hero-ghost:hover {
  background: var(--baby-blue-100);
  color: var(--ink-700);
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.hero-highlights span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.88rem;
  color: var(--ink-600);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.38rem 0.75rem;
}

.hero-highlights i {
  color: #7eb5e6;
}

.hero-panel {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.96), rgba(232, 244, 255, 0.95));
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.hero-panel-icon-only {
  padding: 0.9rem;
}

.ac-unit-pro {
  margin-top: 0;
  width: 100%;
  padding: 0.55rem;
  background: linear-gradient(160deg, #fafdff, #ecf6ff);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 10px 20px rgba(126, 183, 230, 0.16);
}

.ac-unit-pro svg {
  width: 100%;
  height: auto;
  display: block;
}

.fan-rotor-pro {
  transform-origin: 143px 92px;
  animation: fan-spin 1.05s linear infinite;
  filter: drop-shadow(0 0 2px rgba(122, 178, 222, 0.3));
}

@keyframes fan-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .fan-rotor-pro {
    animation: none;
  }
}

.hero-panel-image {
  width: 100%;
  margin-top: 0.8rem;
  height: 170px;
  object-fit: cover;
  border: 1px solid var(--line);
}

.section-space {
  padding: 5rem 0;
}

.section-soft {
  background: linear-gradient(180deg, rgba(232, 244, 255, 0.4), rgba(255, 255, 255, 0.9));
}

.section-heading p {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #769dbf;
  font-weight: 700;
  font-size: 0.79rem;
}

.section-heading {
  margin-bottom: 1.15rem;
}

.section-heading h2 {
  margin: 0.45rem 0 0;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
}

.stat-card {
  height: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #ffffff;
  padding: 1.1rem;
  box-shadow: 0 8px 18px rgba(159, 204, 245, 0.12);
}

.stat-card strong {
  display: block;
  font-size: 1.55rem;
  color: #5886ab;
}

.stat-card span {
  color: var(--ink-600);
  font-size: 0.94rem;
}

.service-card,
.project-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.15rem;
  box-shadow: 0 8px 18px rgba(159, 204, 245, 0.14);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.service-card:hover,
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(115, 172, 220, 0.45);
}

.service-icon {
  width: 54px;
  height: 54px;
  border-radius: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.8rem;
  background: linear-gradient(135deg, #edf7ff, #d8ecff);
  border: 1px solid rgba(115, 172, 220, 0.32);
}

.service-icon i {
  font-size: 1.35rem;
  color: #5f95c0;
}

.service-card h3,
.project-card h3 {
  font-size: 1.18rem;
  margin-bottom: 0.45rem;
}

.service-card p,
.project-card p {
  color: var(--ink-600);
  margin-bottom: 0;
}

.project-card img {
  width: 100%;
  height: 195px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 0.95rem;
  border: 1px solid var(--line);
}

.compare-card,
.calc-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.2rem;
  box-shadow: 0 8px 18px rgba(159, 204, 245, 0.14);
}

.compare-top {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.compare-label {
  margin: 0;
  font-size: 0.82rem;
  color: #7da2c1;
}

.compare-value {
  margin: 0.2rem 0 0;
  font-size: 1.35rem;
  font-weight: 700;
  color: #4f7fa6;
}

.compare-value-new {
  color: #5d95be;
}

.compare-value-save {
  color: #3c8abc;
}

.compare-bar {
  position: relative;
  margin-top: 0.9rem;
  height: 14px;
  border-radius: 999px;
  background: #e8f4ff;
  overflow: hidden;
}

.compare-before {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #9ac7e9, #74aad4);
}

.compare-after {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 65%;
  background: rgba(255, 255, 255, 0.78);
}

.compare-control {
  display: block;
  margin-top: 1rem;
  margin-bottom: 0.35rem;
  color: var(--ink-600);
  font-weight: 600;
}

#compareRange {
  width: 100%;
}

.team-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  box-shadow: 0 8px 18px rgba(159, 204, 245, 0.14);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.team-card img {
  width: 100%;
  height: 205px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--line);
  margin-bottom: 0.8rem;
  transition: transform 0.24s ease, filter 0.24s ease;
}

.team-card h3 {
  margin-bottom: 0.2rem;
}

.team-role {
  margin: 0 0 0.45rem;
  color: #6794ba;
  font-weight: 600;
}

.team-card p {
  color: var(--ink-600);
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(115, 172, 220, 0.45);
}

.team-card:hover img {
  transform: scale(1.03);
  filter: saturate(1.05);
}

.team-card:hover .team-role {
  color: #4b83ad;
}

.calc-label {
  font-size: 0.9rem;
  color: var(--ink-600);
  margin-bottom: 0.3rem;
  display: block;
}

.calc-input {
  width: 100%;
  border: 1px solid #bfdcf3;
  border-radius: 12px;
  padding: 0.58rem 0.65rem;
  color: var(--ink-700);
  background: #f8fcff;
}

.calc-hint {
  margin: 0.9rem 0 0;
  color: #6f94b3;
  font-size: 0.92rem;
}

.calc-results {
  margin-top: 0.9rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}

.calc-kpi-label {
  margin: 0;
  font-size: 0.82rem;
  color: #7a9fbd;
}

.calc-kpi {
  margin: 0.2rem 0 0;
  font-weight: 700;
  font-size: 1.2rem;
  color: #4f7fa6;
}

.calc-kpi-save {
  color: #3d89bb;
}

.contact-box {
  background: linear-gradient(145deg, #ffffff, #eaf5ff);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  box-shadow: var(--shadow);
}

.contact-overline {
  margin: 0;
  color: #7ba2c1;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.contact-box h2 {
  margin: 0.4rem 0 0.6rem;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
}

.contact-box p {
  margin: 0;
  color: var(--ink-600);
  max-width: 64ch;
}

.site-footer {
  background: linear-gradient(180deg, #eaf5ff, #fdfefe);
  border-top: 1px solid var(--line);
  padding: 2.6rem 0 1.2rem;
}

.footer-brand {
  margin: 0;
  font-size: 1.16rem;
  font-weight: 800;
  color: #4f7ea4;
}

.footer-copy {
  margin: 0.55rem 0 0;
  color: var(--ink-600);
  max-width: 50ch;
}

.footer-title {
  margin: 0 0 0.45rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: #6794ba;
}

.site-footer a,
.site-footer span {
  display: block;
  color: var(--ink-600);
  text-decoration: none;
  margin: 0.2rem 0;
}

.site-footer a:hover {
  color: #49769a;
}

.footer-bottom {
  margin-top: 1.3rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.footer-bottom p {
  margin: 0;
  color: #7c9db9;
  font-size: 0.9rem;
}

.legal-page {
  background:
    radial-gradient(circle at 8% 5%, rgba(159, 204, 245, 0.2), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(244, 250, 255, 0.9));
}

.legal-hero {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(236, 247, 255, 0.98));
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.4rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.2rem;
}

.legal-hero h1 {
  margin: 0.6rem 0 0.45rem;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
}

.legal-hero p {
  margin: 0;
  color: var(--ink-600);
}

.legal-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--line);
  color: #638fb3;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: 0.84rem;
  font-weight: 600;
}

.legal-sidebar {
  position: sticky;
  top: 1.1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  box-shadow: 0 8px 18px rgba(159, 204, 245, 0.14);
}

.legal-sidebar h2 {
  margin: 0 0 0.75rem;
  font-size: 1.06rem;
}

.legal-sidebar a {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  color: var(--ink-600);
  padding: 0.45rem 0.5rem;
  border-radius: 10px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.legal-sidebar a:hover {
  background: var(--baby-blue-100);
  color: var(--ink-700);
}

.legal-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.1rem;
  box-shadow: 0 8px 18px rgba(159, 204, 245, 0.12);
}

.legal-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.08rem;
}

.legal-card p {
  margin-bottom: 0.45rem;
  color: var(--ink-600);
}

.legal-list {
  margin: 0.55rem 0 0.7rem;
  padding-left: 1.1rem;
}

.legal-list li {
  margin-bottom: 0.45rem;
  color: var(--ink-600);
}

.legal-list span {
  font-weight: 600;
  color: var(--ink-700);
}

.legal-actions {
  margin-top: 1.1rem;
}

@media (max-width: 991px) {
  .hero {
    padding-top: 1rem;
  }

  .section-space {
    padding: 4.2rem 0;
  }

  .hero .col-lg-7 {
    text-align: center;
  }

  .hero-eyebrow,
  .hero-title,
  .hero-intro {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-highlights {
    justify-content: center;
  }

  .hero .d-flex.flex-wrap.gap-2.mt-4 {
    justify-content: center;
  }

  .legal-sidebar {
    position: static;
  }
}

@media (max-width: 767px) {
  .hero-title {
    font-size: 1.9rem;
  }

  .compare-top,
  .calc-results {
    grid-template-columns: 1fr;
  }

  .project-card img {
    height: 170px;
  }
}