:root {
  --bg: #f4f8fb;
  --surface: #ffffff;
  --surface-soft: #fbfdff;
  --surface-alt: #eaf3f8;
  --text: #10212c;
  --muted: #4e6474;
  --primary: #0d6e7f;
  --primary-dark: #085868;
  --accent: #2f9db8;
  --border: #d4e3ec;
  --ok: #1f8c4d;
  --shadow: 0 10px 30px rgba(8, 28, 43, 0.1);
  --radius: 16px;
  --container: min(1120px, 92vw);
  --header-bg: rgba(255, 255, 255, 0.9);
}

:root[data-theme="dark"] {
  --bg: #0b1620;
  --surface: #132330;
  --surface-soft: #0f1c27;
  --surface-alt: #0e1a25;
  --text: #e6f0f7;
  --muted: #9cb3c3;
  --primary: #28a7c9;
  --primary-dark: #1f8daa;
  --accent: #49bddb;
  --border: #27404f;
  --ok: #65d790;
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.34);
  --header-bg: rgba(8, 17, 25, 0.9);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  max-width: 100%;
  overflow-x: hidden;
}

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

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

p {
  margin-top: 0;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.2;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  left: 8px;
  top: -60px;
  background: #fff;
  color: #000;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  z-index: 1000;
}

.skip-link:focus {
  top: 8px;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.section {
  padding: 74px 0;
}

.section-alt {
  background: var(--surface-alt);
}

.section-head {
  max-width: 760px;
  margin-bottom: 36px;
}

.section-head h2 {
  margin-bottom: 10px;
  font-size: clamp(1.7rem, 2.7vw, 2.4rem);
}

.section-head p {
  color: var(--muted);
}

.eyebrow {
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--primary);
  font-size: 0.78rem;
  margin-bottom: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: 0.25s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 8px 20px rgba(13, 110, 127, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.btn-light {
  background: #fff;
  color: var(--primary-dark);
  border-color: #fff;
}

.btn-ghost {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-lg {
  padding: 14px 22px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-weight: 700;
  color: var(--primary-dark);
  order: 1;
}

.brand img {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  object-fit: contain;
}

.brand span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  gap: 24px;
  align-items: center;
  order: 2;
  margin-left: auto;
}

.main-nav a {
  color: var(--muted);
  font-weight: 600;
}

.main-nav a:hover {
  color: var(--primary);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  order: 4;
  margin-left: 8px;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 4px;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
  transition: 0.25s ease;
  order: 3;
  margin-left: 12px;
}

.theme-toggle:hover {
  background: var(--surface-alt);
}

.theme-toggle-icon {
  font-size: 1rem;
  line-height: 1;
}

:root[data-theme="dark"] .btn-light {
  background: #dce9f1;
  color: #0a3a4c;
  border-color: #dce9f1;
}

:root[data-theme="dark"] .step span {
  background: #173244;
  color: #7ed5eb;
}

.sticky-cta {
  position: sticky;
  top: 74px;
  z-index: 70;
  background: linear-gradient(90deg, #11465d, #0f7286);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.sticky-cta-inner {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
}

.sticky-cta p {
  margin: 0;
  font-weight: 600;
}

.sticky-cta .btn {
  font-size: 0.92rem;
  padding: 9px 14px;
}

.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at 16% 20%, rgba(47, 157, 184, 0.18), transparent 35%),
    radial-gradient(circle at 80% 0%, rgba(13, 110, 127, 0.2), transparent 33%),
    var(--bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2rem, 4.4vw, 3.35rem);
  margin-bottom: 18px;
  max-width: 18ch;
}

.hero-content .lead {
  color: var(--muted);
  font-size: 1.06rem;
  max-width: 64ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 18px;
}

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

.hero-badges span {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.9rem;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  padding: 28px;
}

.hero-card h2 {
  font-size: 1.45rem;
}

.hero-card ul {
  margin: 0 0 20px;
  padding-left: 20px;
  color: var(--text);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card h3 {
  margin-bottom: 8px;
  font-size: 1.16rem;
}

.card p {
  color: var(--muted);
  margin-bottom: 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.step span {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #d8edf4;
  color: #0d5668;
  font-weight: 800;
  margin-bottom: 14px;
}

.step p {
  margin-bottom: 0;
  color: var(--muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.stat-value {
  margin-bottom: 4px;
  color: #0f6072;
  font-size: clamp(2rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1;
}

.stat p {
  margin: 0 0 8px;
  color: var(--muted);
}

.stat small {
  color: var(--muted);
  font-weight: 600;
}

.testimonial-slider {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
}

.slides {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.slide {
  display: none;
  padding: 30px;
}

.slide.is-active {
  display: block;
}

.slide blockquote {
  margin: 0;
  font-size: 1.06rem;
  color: var(--text);
}

.author {
  margin-top: 16px;
  margin-bottom: 0;
  font-weight: 700;
  color: var(--primary);
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 1.25rem;
  cursor: pointer;
}

.slider-btn:hover {
  background: var(--surface-alt);
}

.booking-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
}

.booking-card,
.calculator {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
}

.calculator h3 {
  margin-bottom: 6px;
}

.calculator p {
  color: var(--muted);
}

.calculator label {
  font-weight: 600;
  color: var(--text);
}

.calculator input[type="range"] {
  width: 100%;
  margin: 10px 0 8px;
}

.calc-row,
.calc-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 8px 0;
}

.calc-total {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
}

.calc-total strong {
  color: var(--ok);
  font-size: 1.2rem;
}

.faq {
  display: grid;
  gap: 10px;
}

.faq details {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  padding: 12px 16px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.faq p {
  margin: 10px 0 4px;
  color: var(--muted);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 20px;
  align-items: start;
}

.contact-info,
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
}

.contact-info ul {
  margin: 0;
  padding-left: 18px;
}

.contact-info li {
  margin-bottom: 10px;
  color: var(--text);
}

.contact-info ul a {
  color: var(--primary);
  overflow-wrap: anywhere;
  word-break: break-word;
}

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

.contact-info {
  height: fit-content;
}

.contact-actions .btn-primary,
.contact-actions .btn-primary:visited {
  color: #fff;
}

.contact-form h3 {
  margin-bottom: 8px;
}

.contact-form p {
  color: var(--muted);
  margin-bottom: 18px;
}

.contact-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
  padding: 12px 13px;
  margin-bottom: 12px;
  font: inherit;
  color: var(--text);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid #b0ddeb;
  border-color: #8bc6d9;
}

.contact-section {
  padding-bottom: 38px;
}

.map-section {
  padding-top: 20px;
}

#form-status {
  min-height: 24px;
  margin-top: 8px;
  font-weight: 600;
}

#form-status.success {
  color: var(--ok);
}

#form-status.error {
  color: #b22a2a;
}

.map-section iframe {
  width: 100%;
  min-height: 380px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.site-footer {
  background: linear-gradient(160deg, #0a2834, #114658);
  color: #d7e7ef;
  padding-top: 46px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 28px;
  align-items: start;
}

.footer-brand {
  color: #fff;
}

.footer-brand-col p {
  margin: 12px 0 0;
  color: #b6d0dd;
}

.footer-col h3 {
  margin-bottom: 12px;
  font-size: 1.06rem;
}

.site-footer h3 {
  color: #fff;
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.footer-list a {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.site-footer ul {
  margin: 0;
  padding: 0;
}

.site-footer a {
  color: #b7d9e8;
}

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

.copyright {
  margin: 30px 0 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding: 16px 0 24px;
  color: #a7c6d4;
}

.floating-actions {
  position: fixed;
  right: 14px;
  bottom: 16px;
  display: none;
  flex-direction: column;
  gap: 10px;
  z-index: 75;
}

.floating-actions a {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--surface);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  font-size: 1.2rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .hero-grid,
  .booking-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .sticky-cta {
    top: 67px;
  }

  .sticky-cta-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 10px 0;
  }
}

@media (max-width: 760px) {
  body {
    font-size: 15px;
  }

  .section {
    padding: 52px 0;
  }

  .contact-section {
    padding-bottom: 28px;
  }

  .map-section {
    padding-top: 14px;
  }

  .nav-wrap {
    min-height: 64px;
    gap: 8px;
  }

  .brand {
    flex: 1 1 auto;
    min-width: 0;
  }

  .brand img {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
  }

  .brand span {
    max-width: none;
    font-size: 0.82rem;
    line-height: 1.12;
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: 0;
  }

  .theme-toggle {
    width: 44px;
    min-width: 44px;
    padding: 0;
    border-radius: 10px;
    margin-left: 0;
  }

  .theme-toggle-text {
    display: none;
  }

  .main-nav {
    position: absolute;
    top: 64px;
    right: 3vw;
    left: 3vw;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 10px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .main-nav a {
    padding: 10px 12px;
    border-radius: 8px;
  }

  .main-nav a:hover {
    background: var(--surface-alt);
  }

  .main-nav.is-open {
    display: flex;
  }

  .section-head {
    margin-bottom: 24px;
  }

  .section-head h2 {
    font-size: clamp(1.35rem, 6vw, 1.85rem);
  }

  .hero-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-content .eyebrow {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
  }

  .hero-content h1 {
    font-size: clamp(1.9rem, 9vw, 2.5rem);
    margin-bottom: 20px;
    max-width: none;
    text-align: center;
    line-height: 1.2;
  }

  .hero-content .hero-lead {
    display: none;
  }

  .hero-actions {
    margin: 22px auto 18px;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 300px;
  }

  .hero-actions .btn {
    width: 100%;
    font-size: 0.9rem;
    padding: 11px 16px;
  }

  .hero-actions .btn-lg {
    padding: 11px 16px;
  }

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

  .hero-badges span {
    font-size: 0.72rem;
    padding: 6px 10px;
  }

  .cards-grid,
  .steps,
  .stats-grid,
  .footer-top {
    grid-template-columns: 1fr;
  }

  .hero-card .btn {
    font-size: 0.9rem;
    padding: 11px 16px;
  }

  .hero-card,
  .card,
  .step,
  .stat,
  .booking-card,
  .calculator,
  .contact-info,
  .contact-form {
    padding: 18px;
  }

  .testimonial-slider {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .slider-btn {
    display: none;
  }

  .slide {
    padding: 22px;
  }

  .contact-actions {
    flex-direction: column;
  }

  .contact-actions .btn {
    width: 100%;
  }

  .map-section iframe {
    min-height: 320px;
  }

  .footer-top {
    gap: 18px;
  }

  .sticky-cta {
    display: none;
  }

  .floating-actions {
    display: flex;
  }
}

@media (max-width: 420px) {
  .brand span {
    font-size: 0.74rem;
    line-height: 1.1;
  }

  .hero-content h1 {
    font-size: 1.75rem;
  }

  .hero-actions .btn {
    font-size: 0.85rem;
    padding: 10px 14px;
  }

  .hero-badges span {
    font-size: 0.68rem;
    padding: 5px 8px;
  }

  .slide {
    padding: 16px;
  }

  .floating-actions a {
    width: 46px;
    height: 46px;
  }
}