/* ---------- Base ---------- */
:root {
  --navy: #1a3a6e;
  --navy-deep: #0f2750;
  --navy-dark: #0a1c3a;
  --aqua: #5cc8e6;
  --aqua-deep: #2a9fc4;
  --sand: #f7e7c7;
  --foam: #f4fbff;
  --ink: #0d2540;
  --muted: #5a6b82;
  --white: #ffffff;
  --shadow: 0 20px 45px -25px rgba(15, 39, 80, 0.45);
  --shadow-hover: 0 25px 60px -20px rgba(15, 39, 80, 0.55);
  --radius: 18px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Quicksand', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--foam);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Montserrat', system-ui, sans-serif;
  font-weight: 800;
  color: var(--navy-deep);
  margin: 0 0 0.5em;
  line-height: 1.15;
}

p { margin: 0 0 1em; }

a { color: inherit; text-decoration: none; transition: color .2s ease; }

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

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

/* ---------- Ocean background ---------- */
.ocean-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 20% 10%, rgba(92, 200, 230, 0.25), transparent 40%),
    radial-gradient(circle at 80% 90%, rgba(92, 200, 230, 0.18), transparent 50%),
    linear-gradient(180deg, #eaf7fd 0%, #f4fbff 50%, #eaf7fd 100%);
  overflow: hidden;
}
.bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.7), rgba(92, 200, 230, 0.2));
  opacity: 0.5;
  animation: float 18s infinite ease-in-out;
}
.b1 { width: 300px; height: 300px; top: 10%; left: -5%; animation-delay: 0s; }
.b2 { width: 200px; height: 200px; top: 60%; right: -5%; animation-delay: -4s; }
.b3 { width: 140px; height: 140px; top: 30%; right: 20%; animation-delay: -8s; }
.b4 { width: 240px; height: 240px; bottom: 10%; left: 30%; animation-delay: -12s; }
.b5 { width: 120px; height: 120px; top: 80%; left: 10%; animation-delay: -6s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.08); }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(244, 251, 255, 0.85);
  border-bottom: 1px solid rgba(26, 58, 110, 0.08);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-logo {
  width: 44px; height: 44px; border-radius: 50%;
  box-shadow: 0 6px 16px -6px rgba(26, 58, 110, 0.4);
}
.brand-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: 2px;
  color: var(--navy-deep);
}
.nav-links {
  display: flex;
  gap: 28px;
  font-weight: 600;
}
.nav-links a {
  position: relative;
  color: var(--navy-deep);
  padding: 6px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--aqua-deep);
  transition: width .25s ease;
}
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  width: 26px; height: 3px;
  background: var(--navy-deep);
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 80px 0 160px;
  background:
    radial-gradient(ellipse at top, rgba(92,200,230,0.3), transparent 60%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 80%);
  color: var(--white);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 70% 60%, rgba(255,255,255,0.5), transparent),
    radial-gradient(2px 2px at 40% 80%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 85% 20%, rgba(255,255,255,0.4), transparent);
  opacity: 0.6;
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  margin-bottom: 20px;
}
.hero .accent {
  background: linear-gradient(90deg, var(--aqua), var(--sand));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lead {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  opacity: 0.92;
  max-width: 560px;
}
.badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 28px 0 40px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  letter-spacing: 0.5px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--aqua) 0%, var(--aqua-deep) 100%);
  color: var(--navy-dark);
  box-shadow: 0 10px 30px -10px rgba(92, 200, 230, 0.7);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -10px rgba(92, 200, 230, 0.9);
}
.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

.hero-stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.hero-stats > div {
  display: flex;
  flex-direction: column;
}
.hero-stats strong {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--aqua);
}
.hero-stats span {
  font-size: 0.85rem;
  opacity: 0.8;
  letter-spacing: 0.5px;
}

.hero-visual {
  display: flex;
  justify-content: center;
}
.logo-frame {
  position: relative;
  width: min(360px, 80%);
  aspect-ratio: 1;
}
.logo-frame::before {
  content: '';
  position: absolute;
  inset: -30px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(92, 200, 230, 0.55) 0%, rgba(92, 200, 230, 0.15) 50%, transparent 70%);
  filter: blur(10px);
  z-index: 1;
  animation: glow 4s ease-in-out infinite;
}
.logo-frame img {
  position: relative;
  z-index: 2;
  width: 100%;
  border-radius: 50%;
  background: #ffffff;
  padding: 10px;
  box-shadow:
    0 30px 80px -20px rgba(0,0,0,0.6),
    0 0 0 8px rgba(255,255,255,0.95),
    0 0 0 12px rgba(92, 200, 230, 0.4);
  animation: bob 5s ease-in-out infinite;
}
.logo-frame .ring {
  position: absolute;
  inset: -24px;
  border: 2px dashed rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  z-index: 3;
  animation: spin 40s linear infinite;
}
@keyframes glow {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

.wave-divider {
  position: absolute;
  bottom: -1px;
  left: 0; right: 0;
  line-height: 0;
}
.wave-divider svg {
  width: 100%;
  height: 100px;
}

/* ---------- Sections ---------- */
.section {
  padding: 100px 0;
  position: relative;
}
.section-alt {
  background: linear-gradient(180deg, transparent, rgba(92, 200, 230, 0.08), transparent);
}
.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px;
}
.section-head small {
  display: inline-block;
  color: var(--aqua-deep);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}
.section-head p {
  color: var(--muted);
  font-size: 1.05rem;
}

/* ---------- About / mission ---------- */
.mission {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 40px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(26, 58, 110, 0.06);
  border-top: 4px solid var(--aqua);
  transition: transform .3s ease, box-shadow .3s ease;
}
.mission:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.mission-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--aqua), var(--navy));
  color: var(--white);
  display: grid;
  place-items: center;
}
.mission-icon svg { width: 36px; height: 36px; }
.mission h3 {
  font-size: 1.6rem;
  margin-bottom: 14px;
}
.mission p {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0;
}

/* ---------- Offer ---------- */
.offer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.offer-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 26px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(26, 58, 110, 0.06);
  position: relative;
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.offer-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--aqua), var(--navy));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}
.offer-card:hover::before { transform: scaleX(1); }
.offer-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.offer-photo {
  position: relative;
  margin: -32px -26px 4px;
  height: 180px;
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 40%, rgba(92, 200, 230, 0.25), transparent 60%),
    linear-gradient(135deg, #eaf7fd 0%, #cfe9f4 100%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.offer-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(255,255,255,0.9) 100%);
  pointer-events: none;
}
.offer-photo img {
  max-height: 100%;
  max-width: 100%;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 14px rgba(15, 39, 80, 0.25));
  transition: transform .4s ease;
}
.offer-card:hover .offer-photo img { transform: translateY(-4px) scale(1.03); }
.offer-photo.no-photo { display: none; }

.offer-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--aqua), var(--navy));
  color: var(--white);
  display: grid;
  place-items: center;
  margin: 0 0 16px;
  position: relative;
  margin-top: -28px;
  box-shadow: 0 10px 20px -10px rgba(26, 58, 110, 0.5);
  z-index: 1;
}
.offer-icon svg { width: 28px; height: 28px; }
.offer-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}
.offer-card p {
  color: var(--muted);
  margin-bottom: 16px;
}
.offer-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.offer-card li {
  padding: 6px 0 6px 24px;
  position: relative;
  font-size: 0.95rem;
}
.offer-card li::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--aqua-deep);
}

/* ---------- Trust / Safety ---------- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 50px;
}
.trust-item {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
  padding: 32px 20px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
}
.trust-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.trust-item strong {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 2.4rem;
  font-weight: 900;
  background: linear-gradient(90deg, var(--aqua), var(--sand));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 8px;
  line-height: 1;
}
.trust-item span {
  font-size: 0.95rem;
  opacity: 0.9;
}

.trust-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.feature {
  background: var(--white);
  padding: 22px;
  border-radius: var(--radius);
  display: flex;
  gap: 14px;
  align-items: flex-start;
  box-shadow: var(--shadow);
  border-left: 3px solid var(--aqua);
  transition: transform .3s ease, border-color .3s ease;
}
.feature:hover {
  transform: translateX(4px);
  border-left-color: var(--navy);
}
.feature-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--aqua), var(--navy));
  color: var(--white);
  display: grid;
  place-items: center;
}
.feature-icon svg { width: 22px; height: 22px; }
.feature strong {
  display: block;
  font-family: 'Montserrat', sans-serif;
  color: var(--navy-deep);
  font-size: 1rem;
  margin-bottom: 4px;
}
.feature p {
  color: var(--muted);
  margin: 0;
  font-size: 0.92rem;
}

/* ---------- Gallery / Video carousel ---------- */
.video-carousel {
  position: relative;
  padding: 0 56px;
}
.carousel-viewport {
  overflow: hidden;
  border-radius: var(--radius);
}
.carousel-track {
  display: flex;
  gap: 20px;
  scroll-snap-type: x mandatory;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 6px 2px 12px;
  scrollbar-width: none;
}
.carousel-track::-webkit-scrollbar { display: none; }
.carousel-slide {
  flex: 0 0 calc((100% - 40px) / 3);
  scroll-snap-align: center;
  margin: 0;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: linear-gradient(135deg, #0f2750 0%, #1a3a6e 100%);
  transition: transform .3s ease, box-shadow .3s ease;
}
.carousel-slide:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.carousel-slide video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--white);
  color: var(--navy-deep);
  box-shadow: var(--shadow);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.carousel-btn:hover {
  transform: translateY(-50%) scale(1.06);
  box-shadow: var(--shadow-hover);
  background: var(--aqua);
  color: var(--white);
}
.carousel-btn:disabled {
  opacity: 0.4;
  cursor: default;
  transform: translateY(-50%);
}
.carousel-btn svg { width: 22px; height: 22px; }
.carousel-btn--prev { left: 0; }
.carousel-btn--next { right: 0; }
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
}
.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(26, 58, 110, 0.25);
  cursor: pointer;
  padding: 0;
  transition: background .2s ease, transform .2s ease;
}
.carousel-dot.is-active {
  background: var(--aqua-deep);
  transform: scale(1.25);
}
@media (max-width: 900px) {
  .carousel-slide { flex-basis: calc((100% - 20px) / 2); }
}
@media (max-width: 640px) {
  .video-carousel { padding: 0 44px; }
  .carousel-slide { flex-basis: 100%; }
  .carousel-btn { width: 38px; height: 38px; }
}

.gallery-cta {
  text-align: center;
  margin-top: 40px;
}
.gallery-cta .btn {
  gap: 10px;
}

/* ---------- Contact ---------- */
.contact {
  position: relative;
  padding-bottom: 120px;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.contact-card {
  background: var(--white);
  padding: 32px 24px;
  border-radius: var(--radius);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(26, 58, 110, 0.06);
  transition: transform .3s ease, box-shadow .3s ease;
}
.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.contact-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--aqua), var(--navy));
  color: var(--white);
  display: grid;
  place-items: center;
  margin: 0 auto 10px;
}
.contact-icon svg { width: 24px; height: 24px; }
.contact-card strong {
  font-family: 'Montserrat', sans-serif;
  color: var(--navy-deep);
  font-size: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.contact-card span {
  color: var(--muted);
  font-size: 1rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy-dark) 100%);
  color: rgba(255,255,255,0.85);
  padding: 60px 0 30px;
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: -1px; left: 0; right: 0; height: 60px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 60' preserveAspectRatio='none'><path d='M0,30 C240,60 480,0 720,30 C960,60 1200,0 1440,30 L1440,0 L0,0 Z' fill='%23f4fbff'/></svg>") no-repeat;
  background-size: cover;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.footer-brand {
  display: flex;
  gap: 16px;
  align-items: center;
}
.footer-brand img {
  width: 72px; height: 72px;
  border-radius: 50%;
  box-shadow: 0 8px 20px -8px rgba(0,0,0,0.5);
}
.footer-brand strong {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--white);
}
.footer-brand p {
  margin: 4px 0 0;
  opacity: 0.75;
  font-size: 0.95rem;
}
.footer-contacts {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: right;
}
.footer-contacts a:hover { color: var(--aqua); }
.socials {
  display: flex;
  gap: 18px;
  margin-top: 10px;
  justify-content: flex-end;
}
.socials a {
  padding: 6px 14px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 999px;
  font-size: 0.9rem;
  transition: background .2s ease;
}
.socials a:hover {
  background: rgba(92, 200, 230, 0.2);
  border-color: var(--aqua);
}

.legal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  padding: 30px 0;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.legal-entity {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.92rem;
  opacity: 0.85;
}
.legal-entity strong {
  font-family: 'Montserrat', sans-serif;
  color: var(--white);
  font-size: 1rem;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.copyright {
  display: flex;
  justify-content: space-between;
  padding-top: 20px;
  font-size: 0.85rem;
  opacity: 0.65;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid rgba(26, 58, 110, 0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
  }
  .nav-links.open { max-height: 400px; }
  .nav-links a {
    padding: 14px 24px;
    border-bottom: 1px solid rgba(26, 58, 110, 0.06);
  }

  .hero { padding: 50px 0 120px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-text .cta-row, .hero-stats { justify-content: center; }
  .hero-stats { gap: 20px; }
  .hero-stats strong { font-size: 1.5rem; }
  .logo-frame { width: min(260px, 70%); }

  .section { padding: 70px 0; }

  .footer-top { grid-template-columns: 1fr; }
  .footer-contacts { text-align: left; }
  .socials { justify-content: flex-start; }
  .legal { grid-template-columns: 1fr; gap: 20px; }
  .copyright { justify-content: center; text-align: center; }
}