:root {
  --bg: #07111d;
  --bg-soft: #0d1b2d;
  --panel: rgba(10, 24, 39, 0.78);
  --panel-strong: #10243a;
  --text: #ecf6ff;
  --muted: #a9bfd3;
  --line: rgba(152, 198, 233, 0.15);
  --accent: #69d4e2;
  --accent-strong: #36b9cb;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(2, 10, 20, 0.45);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background:
    radial-gradient(circle at top, rgba(73, 149, 177, 0.24), transparent 30%),
    linear-gradient(180deg, #08111b 0%, #06101a 100%);
  color: var(--text);
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(4, 12, 22, 0.72);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1rem 0;
}

.brand img {
  width: 300px;
  height: auto;
}

.menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--muted);
}

.menu a:hover,
.menu a:focus-visible {
  color: var(--white);
}

.hero {
  padding: 5.5rem 0 3.5rem;
}

.hero-grid,
.split-layout,
.shop-layout,
.contact-layout,
.gallery-grid {
  display: grid;
  gap: 2rem;
}

.hero-grid,
.split-layout,
.contact-layout {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
}

.hero-copy h1,
.section-heading h2,
.content-block h2,
.contact-copy h2 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero-copy h1 {
  font-size: clamp(2.5rem, 4.8vw, 4.2rem);
  max-width: 11ch;
}

.hero-text,
.section-heading,
.contact-copy p,
.feature-card p,
.info-panel,
.summary-note,
.form-note,
.steps span {
  color: var(--muted);
}

.hero-text {
  max-width: 62ch;
  margin: 1.25rem 0 0;
  font-size: 1.08rem;
  line-height: 1.7;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 1rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(105, 212, 226, 0.28);
  background: rgba(105, 212, 226, 0.1);
  color: #bdf6ff;
  font-size: 0.9rem;
  font-weight: 600;
}

.hero-actions,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.85rem 1.4rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease;
  cursor: pointer;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #03131d;
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: var(--white);
}

.button-full {
  width: 100%;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
}

.hero-stats li,
.feature-card,
.product-card,
.order-summary,
.contact-form,
.info-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-stats li {
  padding: 1.2rem;
  border-radius: var(--radius-md);
}

.hero-stats strong,
.summary-row strong,
.price,
.product-name {
  display: block;
}

.hero-stats span {
  display: block;
  margin-top: 0.4rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-visual {
  position: relative;
}

.hero-visual img,
.rounded-image,
.gallery-card img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.floating-card {
  position: absolute;
  left: 1.25rem;
  bottom: 1.25rem;
  max-width: 280px;
  padding: 1rem 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  background: rgba(4, 14, 24, 0.8);
  backdrop-filter: blur(12px);
}

.floating-card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.trusted {
  padding-bottom: 1rem;
}

.trusted-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.4rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.trusted-bar strong {
  color: var(--white);
}

.section {
  padding: 5rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2.5rem;
}

.section-heading h2,
.content-block h2,
.contact-copy h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
}

.feature-card,
.info-panel {
  padding: 1.5rem;
  border-radius: var(--radius-md);
}

.feature-card h3,
.order-summary h3,
.info-panel h3 {
  margin: 0 0 0.8rem;
}

.feature-card p,
.summary-note,
.info-panel li {
  line-height: 1.7;
}

.steps {
  display: grid;
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  display: grid;
  gap: 0.35rem;
  padding: 1.2rem 1.2rem 1.2rem 4rem;
  position: relative;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 1.2rem;
  top: 1.1rem;
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(105, 212, 226, 0.18);
  color: #bdf6ff;
  font-weight: 800;
}

.gallery-grid,
.shop-layout {
  grid-template-columns: 1.3fr 0.9fr;
}

.gallery-card {
  margin: 0;
}

.gallery-card figcaption {
  margin-top: 1rem;
  color: var(--muted);
}

.check-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.7rem;
}

.check-list li + li {
  margin-top: 0.85rem;
}

.check-list li::before {
  content: "•";
  position: absolute;
  left: 0.5rem;
  color: var(--accent);
}

.product-list {
  display: grid;
  gap: 1rem;
}

.product-card {
  display: grid;
  gap: 0.65rem;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition:
    border-color 0.2s ease,
    transform 0.2s ease,
    background 0.2s ease;
}

.product-card:hover,
.product-card.selected {
  transform: translateY(-2px);
  border-color: rgba(105, 212, 226, 0.42);
  background: rgba(10, 27, 44, 0.95);
}

.product-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.product-name {
  font-size: 1.15rem;
}

.price {
  font-size: 1.8rem;
}

.product-copy,
.product-meta {
  color: var(--muted);
  line-height: 1.6;
}

.order-summary,
.contact-form {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.summary-box {
  display: grid;
  gap: 1rem;
  margin: 1.2rem 0 1.5rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.summary-row span {
  color: var(--muted);
}

.summary-row.total {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.contact-details {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.contact-details div {
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--accent);
  background: rgba(255, 255, 255, 0.03);
}

.contact-details span {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--muted);
}

.contact-form {
  display: grid;
  gap: 1rem;
}

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

.contact-form label {
  display: grid;
  gap: 0.55rem;
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--white);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #88a2b8;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(105, 212, 226, 0.32);
  border-color: rgba(105, 212, 226, 0.42);
}

.form-note {
  margin: 0;
}

.site-footer {
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
}

.footer-layout {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
}

.footer-company {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  max-width: 900px;
}

.footer-company img {
  width: 96px;
  height: auto;
  flex: 0 0 auto;
}

.footer-company p {
  margin: 0;
  line-height: 1.7;
}

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

  .hero-stats,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .menu {
    display: none;
  }

  .hero {
    padding-top: 3.5rem;
  }
}

@media (max-width: 640px) {
  .brand img {
    width: 230px;
  }

  .footer-company {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-company img {
    width: 88px;
  }

  .button,
  .button-full {
    width: 100%;
  }

  .hero-copy h1 {
    max-width: 100%;
  }

  .floating-card {
    position: static;
    max-width: none;
    margin-top: 1rem;
  }

  .summary-row {
    flex-direction: column;
    align-items: flex-start;
  }
}