@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Manrope:wght@400;700&display=swap');

:root {
  --text: #27343E;
  --accent: #FFD363;
  --white: #EDF0F5;
  --bg: #5D94B2;
  --g0: #7AC1E4;
  --g1: #58B7D8;
  --g2: #5D94B2;
  --grad: radial-gradient(ellipse closest-side at 50% 50%, #7AC1E4 0%, #58B7D8 42%, #5D94B2 95%, #5D94B2 100%);
  --font-head: 'Bebas Neue', sans-serif;
  --font-body: 'Manrope', sans-serif;
}

html { font-size: calc(100vw / 1440 * 10); overflow-x: hidden; overflow-y: scroll; }
@media (max-width: 1024px) { html { font-size: calc(100vw / 1024 * 10); } }
@media (max-width: 640px) { html { font-size: calc(100vw / 375 * 10); } }

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(14px, 1.6rem, 1.6rem);
  line-height: 1.5;
  color: var(--text);
  background: var(--bg) var(--grad);
  overflow-x: hidden;
}
html.fixed, html.fixed body { overflow: hidden; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
a { color: inherit; text-decoration: none; }

#preloader {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
}
html.hide #preloader { display: none; }

h2 {
  font-family: var(--font-head);
  font-weight: 400;
  font-size: 3.6rem;
  line-height: 3.4rem;
  color: var(--white);
  text-align: center;
}

.title-anim { position: relative; }
.title-anim .t-word { display: inline-block; white-space: nowrap; }
.title-anim .t-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(-.8em) rotate(-12deg) scale(1.2);
  filter: blur(.6rem);
  color: var(--g0);
}
.title-anim.in-view .t-char {
  animation: t-snowfall .7s cubic-bezier(.2, .8, .3, 1.2) forwards;
  animation-delay: calc(var(--i) * 45ms);
}
.title-anim.in-view {
  animation: t-frost 1.4s ease-out forwards;
  animation-delay: calc(var(--n) * 45ms + .4s);
}
.title-anim::after {
  content: '';
  position: absolute; left: 50%; bottom: -.9rem;
  width: 8rem; height: .2rem; margin-left: -4rem;
  border-radius: .2rem;
  background: linear-gradient(90deg, transparent, var(--white), transparent);
  transform: scaleX(0); opacity: 0;
}
.title-anim.in-view::after {
  animation: t-line .8s ease-out forwards;
  animation-delay: calc(var(--n) * 45ms + .3s);
}
@keyframes t-snowfall {
  60% { opacity: 1; filter: blur(0); color: var(--white); }
  to { opacity: 1; transform: none; filter: blur(0); color: inherit; }
}
@keyframes t-frost {
  0%, 100% { text-shadow: none; }
  40% { text-shadow: 0 0 1.2rem rgba(122, 193, 228, .95), 0 0 2.4rem rgba(255, 255, 255, .6); }
}
@keyframes t-line {
  to { transform: scaleX(1); opacity: .8; }
}

.header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 100;
  padding-top: 2.2rem;
}
.header-bar {
  width: 129.2rem; height: 6rem; margin: 0 auto;
  padding: 0 1.8rem;
  display: flex; align-items: center; justify-content: space-between;
  position: relative; isolation: isolate;
}
.header-bar::before {
  content: '';
  position: absolute; inset: -.3rem -.15rem; z-index: -1;
  background: url(../img/header-bg.webp) center / 100% 100% no-repeat;
  transition: filter .3s;
}
.header.scrolled .header-bar::before { filter: drop-shadow(0 .2rem .6rem rgba(0, 0, 0, .25)); }
.nav { display: flex; flex: 1; align-items: center; justify-content: space-between; }
.nav-link {
  font-size: clamp(14px, 1.6rem, 1.6rem);
  line-height: 1.5;
  color: var(--text);
  transition: opacity .2s;
}
.nav-link:hover { opacity: .65; }

.burger-btn {
  display: none;
  position: relative;
  width: 4.8rem; height: 4.8rem;
  padding: 0; margin-left: auto;
  background: transparent; border: 0; cursor: pointer;
}
.burger-btn span {
  position: absolute; left: .6rem; width: 3.6rem; height: .2rem;
  background: var(--white);
  transition: transform .25s, opacity .25s, top .25s;
}
.burger-btn span:nth-child(1) { top: 1.2rem; }
.burger-btn span:nth-child(2) { top: 2.3rem; }
.burger-btn span:nth-child(3) { top: 3.4rem; }
.burger-btn.act span:nth-child(1) { top: 2.3rem; width: 3.9rem; left: .45rem; transform: rotate(45deg); }
.burger-btn.act span:nth-child(2) { opacity: 0; }
.burger-btn.act span:nth-child(3) { top: 2.3rem; width: 3.9rem; left: .45rem; transform: rotate(-45deg); }

#mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: var(--bg) var(--grad);
  overflow: hidden;
  opacity: 0; pointer-events: none;
  transition: opacity .3s;
}
#mobile-menu.opened { opacity: 1; pointer-events: auto; }
#mobile-menu::before {
  content: '';
  position: absolute; top: 0; left: 0; width: 100%; height: 26.2rem;
  background: url(../img/menu-bg.webp) center top / 100% 100% no-repeat;
}
.mobile-nav {
  position: relative;
  width: 15.4rem; margin: 22.6rem auto 0;
  padding: 1.2rem 0;
  display: flex; flex-direction: column; align-items: center; gap: 3.6rem;
  isolation: isolate;
}
.mobile-nav::before {
  content: '';
  position: absolute; inset: -.8rem -.85rem; z-index: -1;
  background: url(../img/mobile-nav-bg.webp) center / 100% 100% no-repeat;
}
.mobile-nav .nav-link { white-space: nowrap; }

.hero {
  position: relative;
  height: 82.3rem;
  background: url(../img/hero.webp) center / cover no-repeat;
}
.hero-title { position: absolute; left: 8rem; top: 28.4rem; width: 63rem; }
.hero-title img { width: 100%; height: auto; }

.about { position: relative; height: 66.8rem; margin-top: -.7rem; }
.about-lake {
  position: absolute; left: 0; top: 15.7rem; width: 100%; height: 51.1rem;
  background: url(../img/about-lake.webp) center / cover no-repeat;
}
.about-snow {
  position: absolute; left: 0; top: 0; width: 100%; height: 57rem;
  background: url(../img/about-snow.webp) center / cover no-repeat;
  pointer-events: none;
}
.about-text {
  position: absolute; left: 50%; top: 15.7rem; transform: translateX(-50%);
  width: 84.6rem; max-width: calc(100% - 4rem);
  display: flex; flex-direction: column; align-items: center; gap: 2.8rem;
  text-align: center;
}

.how { position: relative; padding: 15rem 0 9.6rem; }
.how::before {
  content: '';
  position: absolute; left: 0; top: 0; width: 100%; height: 82.3rem;
  background: url(../img/how-bg.webp) center / cover no-repeat;
  mix-blend-mode: lighten;
  pointer-events: none;
}
.how > * { position: relative; }
.how-track { overflow: hidden; margin-top: 2.8rem; padding: 1.2rem 0; margin-bottom: 1.6rem; }
.how-cards { display: flex; gap: 2rem; width: max-content; padding-left: 8rem; }

.step-card, .review-card {
  flex: none;
  padding: 1.2rem;
  border-radius: 2.4rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, .22), rgba(255, 255, 255, .06));
  border: 1px solid rgba(255, 255, 255, .35);
  box-shadow: inset 0 0 1.4rem rgba(255, 255, 255, .28), 0 0 0 .3rem rgba(255, 255, 255, .08);
  backdrop-filter: blur(.4rem);
  -webkit-backdrop-filter: blur(.4rem);
}
.glass-in {
  border-radius: 1.2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, .2), rgba(255, 255, 255, .05));
  border: 1px solid rgba(255, 255, 255, .35);
  box-shadow: inset 0 0 1.2rem rgba(255, 255, 255, .25);
}
.step-card { width: 30.5rem; height: 27.7rem; }
.step-card .glass-in {
  height: 100%; padding: 1.2rem;
  display: flex; flex-direction: column; align-items: center; gap: .8rem;
}
.step-card img { width: 25.7rem; height: 14.7rem; border-radius: .2rem; object-fit: cover; }
.step-text { width: 22.7rem; text-align: center; }
.step-text h3, .review-user h3 {
  font-family: var(--font-head); font-weight: 400;
  font-size: clamp(14px, 1.8rem, 1.8rem);
  line-height: 2.2rem;
  color: var(--accent);
  text-transform: uppercase;
}
.step-text h3 { margin-bottom: .4rem; }
.step-text p, .review-card p { font-size: clamp(14px, 1.6rem, 1.6rem); line-height: 1.5; }

.how-track.is-slider { overflow: hidden; }
.how-cards { will-change: transform; }
.how-arrows { display: flex; justify-content: center; gap: 1.8rem; }
.arrow { cursor: pointer; width: 4.2rem; height: 4.2rem; display: flex; align-items: center; justify-content: center; }
.arrow::before {
  content: ''; width: 0; height: 0; border-top: 1rem solid transparent; border-bottom: 1rem solid transparent;
  transition: border-color .3s;
}
@media (hover: hover) {
  .arrow-l:hover::before { border-right-color: var(--accent); }
  .arrow-r:hover::before { border-left-color: var(--accent); }
}
.arrow-l::before { border-right: 2rem solid var(--white); }
.arrow-r::before { border-left: 2rem solid var(--white); }

.features { position: relative; padding: 6.4rem 0 14.7rem; }
.features::before {
  content: '';
  position: absolute; left: 0; top: 0; width: 100%; height: 100%;
  background: url(../img/features-bg.webp) center / cover no-repeat;
}
.features > * { position: relative; }
.feat-grid { width: 115.2rem; max-width: 100%; margin: 2.8rem auto 0; display: flex; flex-direction: column; gap: 2rem; }
.feat-row { display: flex; justify-content: center; align-items: center; gap: 2rem; }
.feat-card-wrap { display: contents; }
.feat-card {
  width: 45.8rem; min-height: 10rem;
  padding: 1.2rem;
  display: flex; align-items: center; gap: 1.2rem;
  position: relative; isolation: isolate;
}
.feat-card::before {
  content: '';
  position: absolute; inset: -.5rem; z-index: -1;
  background: url(../img/feat-card-bg.webp) center / 100% 100% no-repeat;
}
.feat-icon { flex: none; width: 3.2rem; height: 3.3rem; }
.feat-text h3 {
  font-family: var(--font-body); font-weight: 700;
  font-size: clamp(14px, 1.6rem, 1.6rem); line-height: 1.5;
  color: var(--accent); margin-bottom: .4rem;
}
.feat-text p { font-size: clamp(14px, 1.6rem, 1.6rem); line-height: 1.5; }
.feat-pic { flex: none; width: 19.6rem; height: 18.1rem; object-fit: cover; border-radius: 3rem; }

.reviews { position: relative; padding: 15rem 0; }
.reviews::before {
  content: '';
  position: absolute; left: 0; top: 0; width: 100%; height: 49.6rem;
  background: url(../img/reviews-bg.webp) center / cover no-repeat;
}
.reviews > * { position: relative; }
.review-grid {
  width: 127.9rem; max-width: 100%; margin: 2.8rem auto 0;
  display: grid; grid-template-columns: repeat(3, 41.3rem); gap: 2rem; justify-content: center;
}
.review-card { display: flex; flex-direction: column; padding: 1.2rem 1.2rem 1.4rem; }
.review-card .glass-in {
  flex: 1; min-height: 18.7rem; padding: 2.8rem 2.2rem;
  display: flex; flex-direction: column; gap: 1.8rem;
}
.review-user { display: flex; align-items: center; gap: 1.2rem; }
.review-user img { width: 7.2rem; height: 7.2rem; border-radius: 50%; object-fit: cover; }

.contact { width: 27.8rem; margin: 0 auto 15rem; text-align: center; }
.contact h2 { margin-bottom: 2.8rem; }
.contact p { margin-bottom: 1.8rem; }
.contact-mail {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(14px, 1.8rem, 1.8rem); line-height: 2.2rem;
  color: var(--accent);
  transition: color .3s;
}
.contact-mail:hover { color: var(--white); }

.footer {
  height: 18.5rem; padding: 4.6rem 8rem 0;
  background: var(--white);
}
.footer-links { display: flex; justify-content: space-between; }
.footer-links a {
  font-family: var(--font-head);
  font-size: clamp(14px, 1.8rem, 1.8rem); line-height: 2.2rem;
  color: var(--text);
  transition: color .3s;
}
.footer-links a:hover { color: var(--bg); }
.copyright {
  margin-top: 5.7rem; text-align: center;
  font-size: clamp(12px, 1.2rem, 1.2rem); line-height: 1.5;
}

.legal-main { padding-top: 11.7rem; }
.legal-page { padding: 0 2rem 10rem; }
.legal-content { max-width: 108rem; margin: 0 auto; }
.legal-content h1 {
  font-family: var(--font-head); font-weight: 400;
  font-size: 3.6rem; line-height: 3.4rem;
  color: var(--white); text-align: center; margin-bottom: 2.8rem;
}
.legal-content h2 {
  font-family: var(--font-body); font-weight: 700;
  font-size: clamp(14px, 1.6rem, 1.6rem); line-height: 1.5;
  color: var(--text); text-align: left; margin: 1.5rem 0 0;
}
.legal-content p, .legal-content li {
  font-size: clamp(14px, 1.6rem, 1.6rem); line-height: 1.5; color: var(--text);
}
.legal-content ul { margin: 0; padding-left: 2.4rem; }
.legal-content a { color: var(--text); text-decoration: underline; transition: color .3s; }
.legal-content a:hover { color: var(--white); }

@media (max-width: 1024px) {
  .header-bar { width: calc(100% - 4rem); }
  .hero-title { width: 50rem; }
  .about { height: 62rem; }
  .about-text { top: 14rem; }
  .how-track { overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
  .how-track::-webkit-scrollbar { display: none; }
  .how-cards { padding: 0 2rem; }
  .feat-grid { width: 100%; padding: 0 2rem; }
  .feat-row { display: contents; }
  .feat-pic { order: -1; align-self: center; width: 33.5rem; height: 31rem; }
  .feat-card { width: 100%; max-width: 60rem; align-self: center; }
  .review-grid { grid-template-columns: repeat(2, 41.3rem); }
  .footer { padding: 4.6rem 4rem 0; }
}

@media (max-width: 640px) {
  .header { padding-top: 4.2rem; height: 9rem; }
  .header.scrolled { height: 7rem; padding-top: 1.1rem; background: var(--bg); box-shadow: 0 0.2rem 1.2rem rgba(0, 0, 0, .25); }
  .header-bar::before { display: none; }
  .header-bar { width: 100%; height: 4.8rem; padding: 0 4.2rem 0 0; background: none; border-radius: 0; }
  .nav { display: none; }
  .burger-btn { display: block; }
  h2 { font-size: 3.6rem; line-height: 3.4rem; }

  .hero { height: 80rem; background-size: auto 100%; background-position: 75.6% 0; }
  .hero-title { left: 2rem; top: 21.6rem; width: 33.5rem; }

  .about { height: 61.9rem; margin-top: 0; }
  .about-lake { top: 48.6rem; height: 13.3rem; }
  .about-snow { height: 14.8rem; }
  .about-text { top: 8.5rem; width: 33.5rem; gap: 1.8rem; }

  .how { padding: 8rem 0 0; }
  .how::before, .features::before, .reviews::before { display: none; }
  .how-track { margin: 2.4rem 0 0; padding: 0; }
  .how-cards { padding: 0 2rem; }
  .how-arrows { display: none; }

  .features { padding: 8rem 2rem 0; }
  .features h2 { margin-bottom: 2.4rem; }
  .feat-grid { margin: 0; padding: 0; gap: 1.2rem; }
  .feat-pic { width: 33.5rem; height: 31rem; margin-bottom: .6rem; border-radius: 6rem; }
  .feat-card { max-width: none; }

  .reviews { padding: 8rem 0 0; }
  .review-grid {
    width: 100%; margin: 2.4rem 0 0; padding: 0 2rem;
    display: flex; justify-content: flex-start; gap: 2rem; overflow-x: auto; scrollbar-width: none;
    scroll-snap-type: x mandatory; overscroll-behavior-x: contain;
  }
  .review-grid::-webkit-scrollbar { display: none; }
  .review-card { width: 33.5rem; scroll-snap-align: center; scroll-snap-stop: always; }

  .contact { margin: 8rem auto 8rem; }

  .footer { height: 21rem; padding: 4.7rem 8.9rem 0 2rem; }
  .footer-links { flex-direction: column; gap: 1.7rem; }
  .copyright { margin-top: 3.9rem; text-align: left; }

  .legal-main { padding-top: 13.8rem; }
  .legal-page { padding: 0 2rem 8rem; }
}