:root {
  --navy: #071525;
  --navy-2: #0c2340;
  --ice: #7dd3fc;
  --ice-2: #bae6fd;
  --ice-deep: #0ea5e9;
  --frost: rgba(255, 255, 255, 0.72);
  --frost-line: rgba(125, 211, 252, 0.35);
  --ink: #0f172a;
  --muted: #64748b;
  --white: #f8fafc;
  --line: rgba(7, 21, 37, 0.1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Cabin", system-ui, sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(125, 211, 252, 0.22), transparent 55%),
    linear-gradient(165deg, #e0f2fe 0%, var(--white) 38%, #f1f5f9 100%);
  color: var(--ink);
  line-height: 1.65;
  min-height: 100vh;
}
body.modal-open { overflow: hidden; }

img { width: 100%; display: block; object-fit: cover; }
a { color: var(--ice-deep); text-decoration: none; }
a:hover { color: var(--navy-2); }

h1, h2, h3, .brand, .ice-badge {
  font-family: "Bitter", Georgia, serif;
  font-weight: 600;
  line-height: 1.2;
}

.shell { width: min(1140px, calc(100% - 36px)); margin: 0 auto; }

.site-head {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 21, 37, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--frost-line);
}
.site-head .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  flex-wrap: wrap;
}
.site-head .shell.site-head-inner {
  flex-direction: column;
  align-items: stretch;
}
.site-head .shell.site-head-inner > .brand {
  align-self: flex-start;
}
.site-head .shell.site-head-inner > .head-row {
  align-self: flex-end;
  margin-top: -2.4rem;
}
.site-head .shell.site-head-inner > nav#menu {
  width: 100%;
  padding-top: 8px;
  border-top: 1px solid rgba(125, 211, 252, 0.15);
  margin-top: 6px;
}
.pack-tips span {
  display: block;
  margin-top: 4px;
}
.brand {
  font-size: 1.45rem;
  color: var(--white);
  letter-spacing: 0.04em;
}
.brand span {
  display: block;
  font-family: Cabin, sans-serif;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--ice-2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 3px;
}
.head-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.head-row a {
  color: var(--ice-2);
  font-size: 0.88rem;
}
.head-row a:hover { color: #fff; }

nav#menu {
  display: flex;
  gap: 6px 18px;
  flex-wrap: wrap;
}
nav#menu a {
  color: rgba(248, 250, 252, 0.85);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}
nav#menu a:hover,
nav#menu a.is-current {
  color: #fff;
  border-bottom-color: var(--ice);
}

.lang { display: flex; gap: 4px; }
.lang button {
  font: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  border: 1px solid var(--frost-line);
  background: transparent;
  color: var(--ice-2);
  padding: 5px 9px;
  border-radius: 6px;
  cursor: pointer;
}
.lang button.is-on {
  background: var(--ice);
  color: var(--navy);
  border-color: var(--ice);
}

.nav-btn {
  display: none;
  font-size: 1.4rem;
  background: var(--ice);
  color: var(--navy);
  border: none;
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
}

.hero-full {
  position: relative;
  min-height: min(88vh, 720px);
  display: grid;
  align-items: end;
  color: #fff;
  margin-bottom: 0;
}
.hero-full > img {
  position: absolute;
  inset: 0;
  height: 100%;
  z-index: 0;
}
.hero-full::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(7, 21, 37, 0.92) 0%, rgba(7, 21, 37, 0.55) 48%, rgba(14, 165, 233, 0.25) 100%),
    linear-gradient(0deg, rgba(7, 21, 37, 0.85) 0%, transparent 45%);
  z-index: 1;
}
.hero-panel {
  position: relative;
  z-index: 2;
  width: min(1140px, calc(100% - 36px));
  margin: 0 auto 48px;
  max-width: 640px;
  margin-right: auto;
  margin-left: max(18px, calc((100% - 1140px) / 2 + 18px));
}
.ice-badge {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ice);
  border: 1px solid var(--frost-line);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
  background: rgba(255, 255, 255, 0.08);
}
.hero-full h1 {
  font-size: clamp(2rem, 5vw, 3.1rem);
  margin-bottom: 14px;
}
.hero-full .lead {
  font-size: 1.05rem;
  color: rgba(248, 250, 252, 0.92);
  margin-bottom: 22px;
  max-width: 52ch;
}
.tag {
  font-size: 0.85rem;
  color: var(--ice-2);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.btn {
  display: inline-block;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 22px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--ice) 0%, var(--ice-deep) 100%);
  color: var(--navy);
  border: none;
  cursor: pointer;
  text-align: center;
}
.btn:hover {
  filter: brightness(1.05);
  color: var(--navy);
}
.btn.ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(186, 230, 253, 0.55);
}
.btn.ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

main { padding: 48px 0 64px; }
main > section {
  margin-bottom: 56px;
}
main > section:last-child { margin-bottom: 0; }

.page-head {
  padding-top: 12px;
  margin-bottom: 40px;
  max-width: 720px;
}
.page-head h1 { font-size: clamp(1.85rem, 4vw, 2.5rem); margin-bottom: 12px; }
.page-head .lead { color: var(--muted); font-size: 1.05rem; }

.meta-frost {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 0;
  position: relative;
  z-index: 5;
  margin-bottom: 48px;
}
.hero-full + main .meta-frost {
  margin-top: -32px;
}
.meta-frost div {
  background: var(--frost);
  backdrop-filter: blur(10px);
  border: 1px solid var(--frost-line);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: 0 12px 40px rgba(7, 21, 37, 0.08);
}
.meta-frost span {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 4px;
}
.meta-frost b { font-size: 0.95rem; color: var(--navy-2); }
.meta-frost a { color: var(--ice-deep); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}
.split h2 { font-size: 1.75rem; margin-bottom: 14px; }
.split p { color: var(--muted); margin-bottom: 12px; }
.split p:last-child { margin-bottom: 0; }

figure.frame {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--frost-line);
  box-shadow: 0 20px 50px rgba(7, 21, 37, 0.12);
  background: #fff;
}
figure.frame figcaption {
  padding: 12px 16px;
  font-size: 0.88rem;
  color: var(--muted);
  background: linear-gradient(180deg, #fff, #f1f5f9);
}

.section-title {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 28px;
}
.section-title h2 { font-size: 1.75rem; margin-bottom: 10px; }
.section-title p { color: var(--muted); }

.cards-ice {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.cards-ice article {
  background: #fff;
  border-radius: 16px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--ice);
  box-shadow: 0 8px 28px rgba(7, 21, 37, 0.06);
}
.cards-ice code {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--navy);
  background: var(--ice-2);
  padding: 4px 8px;
  border-radius: 6px;
  margin-bottom: 10px;
}
.cards-ice h3 { font-size: 1.1rem; margin-bottom: 8px; }
.cards-ice p { font-size: 0.92rem; color: var(--muted); }

.who-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.who-grid article {
  padding: 18px;
  border-radius: 14px;
  background: linear-gradient(160deg, rgba(125, 211, 252, 0.15), #fff);
  border: 1px solid var(--frost-line);
}
.who-grid h3 { font-size: 1rem; margin-bottom: 6px; }
.who-grid p { font-size: 0.88rem; color: var(--muted); }

.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  list-style: none;
}
.steps li {
  counter-increment: step;
  padding: 20px 16px;
  background: var(--navy);
  color: #e2e8f0;
  border-radius: 14px;
  border: 1px solid rgba(125, 211, 252, 0.2);
  position: relative;
}
.steps li::before {
  content: counter(step);
  display: block;
  font-family: Bitter, serif;
  font-size: 1.5rem;
  color: var(--ice);
  margin-bottom: 8px;
}
.steps h3 { font-size: 1rem; color: #fff; margin-bottom: 6px; }
.steps p { font-size: 0.86rem; color: rgba(226, 232, 240, 0.85); }

.dual-rules {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.dual-rules > div {
  padding: 24px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
}
.dual-rules h2 { font-size: 1.25rem; margin-bottom: 14px; }
.dual-rules ul { padding-left: 1.2rem; color: var(--muted); }
.dual-rules li { margin-bottom: 8px; }
.dual-rules > div:first-child {
  border-left: 4px solid var(--ice-deep);
}
.dual-rules > div:last-child {
  border-left: 4px solid var(--navy-2);
}

.cta-band {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
  padding: 28px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #e2e8f0;
}
.cta-band h2 { color: #fff; margin-bottom: 10px; }
.cta-band p { margin-bottom: 18px; color: rgba(226, 232, 240, 0.9); }

.intro { color: var(--muted); margin-bottom: 18px; }

.faq details {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 10px;
  background: #fff;
}
.faq summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq p { margin-top: 10px; color: var(--muted); font-size: 0.95rem; }

.reach dl { display: grid; gap: 14px; }
.reach div {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.reach dt { font-weight: 600; color: var(--navy-2); }
.reach dd { color: var(--muted); }

.hours-list {
  list-style: none;
  display: grid;
  gap: 8px;
}
.hours-list li {
  padding: 12px 16px;
  background: rgba(125, 211, 252, 0.12);
  border-radius: 10px;
  border: 1px solid var(--frost-line);
}

.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
  padding: 28px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 16px 48px rgba(7, 21, 37, 0.08);
}
.contact h2 { margin-bottom: 10px; }
.contact > div p { color: var(--muted); }

#form {
  display: grid;
  gap: 14px;
}
#form label {
  display: grid;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--navy-2);
}
#form input,
#form select,
#form textarea {
  font: inherit;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
}
#form input:focus,
#form select:focus,
#form textarea:focus {
  outline: 2px solid var(--ice);
  border-color: var(--ice-deep);
}
#form button[type="submit"] {
  margin-top: 4px;
}

.zone-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.zone-grid article {
  padding: 20px;
  border-radius: 14px;
  background: #fff;
  border: 1px dashed var(--frost-line);
}
.zone-grid h3 { margin-bottom: 8px; font-size: 1.05rem; }
.zone-grid p { font-size: 0.9rem; color: var(--muted); }

.pack-tips {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.pack-tips li {
  list-style: none;
  padding: 16px 18px;
  background: linear-gradient(180deg, #fff, #f8fafc);
  border-radius: 12px;
  border: 1px solid var(--line);
  font-size: 0.92rem;
  color: var(--muted);
}
.pack-tips strong { color: var(--navy-2); display: block; margin-bottom: 4px; }

.policy-block {
  max-width: 760px;
  margin-bottom: 28px;
}
.policy-block h2 { font-size: 1.2rem; margin-bottom: 10px; }
.policy-block p,
.policy-block li { color: var(--muted); margin-bottom: 8px; }
.policy-block ul { padding-left: 1.2rem; }

.site-foot {
  background: var(--navy);
  color: rgba(248, 250, 252, 0.75);
  padding: 32px 0 40px;
  margin-top: 48px;
}
.site-foot p { margin-bottom: 14px; font-size: 0.92rem; }
.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 0.88rem;
}
.foot-links a { color: var(--ice-2); }
.foot-links a:hover { color: #fff; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(7, 21, 37, 0.65);
  display: grid;
  place-items: center;
  padding: 20px;
}
.modal[hidden] { display: none; }
.modal-box {
  background: #fff;
  border-radius: 16px;
  padding: 28px 26px;
  max-width: 400px;
  width: 100%;
  border: 1px solid var(--frost-line);
  box-shadow: 0 24px 60px rgba(7, 21, 37, 0.25);
}
.modal-box h2 {
  font-size: 1.35rem;
  margin-bottom: 8px;
  color: var(--navy);
}
.modal-box p { color: var(--muted); margin-bottom: 18px; }
.modal-box p[hidden] { display: none; margin: 0; }

@media (max-width: 960px) {
  .meta-frost { grid-template-columns: repeat(2, 1fr); margin-top: 24px; }
  .split,
  .contact,
  .cta-band,
  .dual-rules { grid-template-columns: 1fr; }
  .cards-ice,
  .zone-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr 1fr; }
  .pack-tips { grid-template-columns: 1fr; }
  .reach div { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .site-head .shell.site-head-inner > .head-row {
    margin-top: 0;
    align-self: stretch;
    justify-content: space-between;
    width: 100%;
  }
  nav#menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--navy);
    padding: 16px 18px 20px;
    border-bottom: 1px solid var(--frost-line);
  }
  nav#menu.is-open { display: flex; }
  .site-head { position: relative; }
  .nav-btn { display: inline-block; }
  .head-row .head-contacts { display: none; }
  .hero-panel { margin: 0 auto 36px; padding: 0 18px; }
  .who-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .meta-frost { grid-template-columns: 1fr; }
  .hero-full + main .meta-frost { margin-top: 16px; }
}