:root {
  --color-primary: #121212;
  --color-secondary: #adb5bd;
  --color-accent: #48cae4;
  --color-bg: #f4f7f6;
  --font-main: "Syne", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --radius: 0;
  --radius-chamfer: 0 0 0 12px;
  --shadow: 0 18px 48px rgba(18, 18, 18, 0.12);
  --shadow-inset: inset 0 2px 12px rgba(18, 18, 18, 0.18);
  --spacing: clamp(1rem, 2.5vw, 2rem);
  --header-h: 4.25rem;
  --scan-opacity: 0;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-main);
  font-weight: 400;
  color: var(--color-primary);
  background: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(72, 202, 228, var(--scan-opacity)) 50%,
    transparent 100%
  );
  mix-blend-mode: multiply;
  z-index: 50;
  transition: opacity 0.4s ease;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: var(--spacing);
  top: var(--spacing);
  width: auto;
  height: auto;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: var(--color-bg);
  z-index: 2000;
}

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

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 247, 246, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(18, 18, 18, 0.06);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem var(--spacing);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  text-decoration: none;
  font-size: clamp(0.85rem, 2vw, 1rem);
}

.brand img {
  width: 120px;
  height: 45px;
  object-fit: contain;
}

.nav-desktop {
  display: none;
}

.nav-desktop ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  justify-content: flex-end;
}

.nav-desktop a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  text-decoration: none;
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.nav-desktop a:hover,
.nav-desktop a:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
  outline: none;
}

.burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(18, 18, 18, 0.15);
  background: var(--color-bg);
  cursor: pointer;
  transition: box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.burger span {
  display: block;
  height: 2px;
  width: 22px;
  margin: 0 auto;
  background: var(--color-primary);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.35s ease;
}

.burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.burger:hover,
.burger:focus-visible {
  box-shadow: var(--shadow-inset);
  outline: none;
}

@media (min-width: 1024px) {
  .burger {
    display: none;
  }

  .nav-desktop {
    display: block;
  }
}

.menu-backdrop {
  position: fixed;
  inset: 0;
  top: var(--header-h);
  background: rgba(18, 18, 18, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.4s;
  z-index: 150;
}

.menu-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-panel {
  position: fixed;
  top: var(--header-h);
  right: 0;
  width: min(100%, 22rem);
  bottom: 0;
  background: var(--color-bg);
  border-left: 1px solid rgba(18, 18, 18, 0.08);
  padding: var(--spacing);
  transform: translateX(100%);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 160;
  overflow-y: auto;
  box-shadow: var(--shadow-inset);
}

.mobile-nav-panel.is-open {
  transform: translateX(0);
  pointer-events: auto;
}

.mobile-nav-panel:not(.is-open) {
  pointer-events: none;
}

.menu-backdrop:not(.is-open) {
  pointer-events: none;
}

.mobile-nav-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-nav-panel a {
  display: block;
  padding: 0.85rem 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 18, 18, 0.06);
  transition: padding-left 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.35s ease;
}

.mobile-nav-panel a:hover,
.mobile-nav-panel a:focus-visible {
  padding-left: 0.5rem;
  color: var(--color-accent);
  outline: none;
}

main {
  flex: 1;
}

.section {
  padding: clamp(3rem, 8vw, 5.5rem) var(--spacing);
  position: relative;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.section-title {
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 1.25rem;
  line-height: 1.15;
}

.section-lead {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-secondary);
  max-width: 52ch;
  margin: 0 auto 2.5rem;
}

.grid {
  display: grid;
  gap: var(--spacing);
  text-align: left;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.panel {
  background: linear-gradient(165deg, #ffffff 0%, #eef2f1 100%);
  border: 1px solid rgba(18, 18, 18, 0.06);
  padding: 1.5rem;
  box-shadow: var(--shadow-inset), var(--shadow);
  transition: box-shadow 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.panel:hover {
  box-shadow: inset 0 3px 18px rgba(18, 18, 18, 0.12), 0 12px 32px rgba(18, 18, 18, 0.08);
}

.panel h3 {
  margin-top: 0;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero {
  position: relative;
  padding: clamp(3rem, 10vw, 6rem) var(--spacing);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 20%, rgba(72, 202, 228, 0.14) 0%, transparent 55%),
    linear-gradient(180deg, #e8eeec 0%, var(--color-bg) 100%);
  opacity: 0.95;
}

.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 40px,
    rgba(18, 18, 18, 0.02) 40px,
    rgba(18, 18, 18, 0.02) 41px
  );
  pointer-events: none;
}

.hero .section-inner {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
  align-items: center;
  text-align: center;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    text-align: left;
  }

  .hero-copy {
    order: 0;
  }

  .hero-product {
    order: 1;
  }
}

.hero-copy {
  max-width: 36rem;
  margin: 0 auto;
}

@media (min-width: 900px) {
  .hero-copy {
    margin: 0;
  }
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.1;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

.hero-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-secondary);
  margin-bottom: 1.25rem;
}

.rating-row {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.stars {
  color: var(--color-accent);
  letter-spacing: 0.1em;
}

.badge-trust {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--color-accent);
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.price-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1.5rem;
}

.price-current {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-primary);
}

.price-old {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-secondary);
  text-decoration: line-through;
}

.order-form {
  margin-top: 0.5rem;
  text-align: left;
}

.order-form label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.35rem;
  color: var(--color-secondary);
}

.order-form input,
.order-form textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(18, 18, 18, 0.12);
  background: rgba(255, 255, 255, 0.85);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.order-form input:focus-visible,
.order-form textarea:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(72, 202, 228, 0.25);
}

.order-form textarea {
  min-height: 100px;
  resize: vertical;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  font-size: 0.8rem;
  line-height: 1.45;
}

.checkbox-row input {
  width: auto;
  margin: 0.2rem 0 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  background: transparent;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--color-accent), var(--color-secondary)) 1;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: box-shadow 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s ease;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: var(--shadow-inset);
  transform: translateY(1px);
  outline: none;
}

.hero-product {
  position: relative;
}

.hero-product figure {
  margin: 0;
  position: relative;
  display: inline-block;
  max-width: 420px;
}

.hero-product figure::after {
  content: "";
  position: absolute;
  inset: -8%;
  background: radial-gradient(circle, rgba(72, 202, 228, 0.15) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.hero-product img {
  width: 100%;
  max-width: 420px;
  height: auto;
  margin: 0 auto;
  filter: drop-shadow(0 24px 48px rgba(18, 18, 18, 0.2));
}

.disclaimer-block {
  max-width: 720px;
  margin: 2rem auto 0;
  padding: 1.25rem 1.5rem;
  border: 1px dashed rgba(18, 18, 18, 0.2);
  font-size: 0.8rem;
  color: var(--color-secondary);
  font-family: var(--font-mono);
  line-height: 1.55;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.icon-inline {
  display: inline-block;
  vertical-align: middle;
  width: 1.1em;
  height: 1.1em;
  border: 1px solid currentColor;
  transition: background 0.35s ease, border-color 0.35s ease;
}

a:hover .icon-inline,
.panel:hover .icon-inline {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.faq-list {
  max-width: 640px;
  margin: 0 auto;
  text-align: left;
}

.faq-item {
  border-bottom: 1px solid rgba(18, 18, 18, 0.08);
}

.faq-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  background: none;
  border: none;
  font: inherit;
  text-align: left;
  cursor: pointer;
  color: var(--color-primary);
  transition: color 0.35s ease;
}

.faq-trigger:hover,
.faq-trigger:focus-visible {
  color: var(--color-accent);
  outline: none;
}

.faq-trigger span:last-child {
  font-size: 1.25rem;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item.is-open .faq-trigger span:last-child {
  transform: rotate(45deg);
}

.faq-panel {
  display: none;
  padding-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--color-secondary);
}

.faq-item.is-open .faq-panel {
  display: block;
}

.contact-mail {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  border: 1px solid rgba(18, 18, 18, 0.15);
  text-decoration: none;
  transition: box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-mail:hover,
.contact-mail:focus-visible {
  box-shadow: var(--shadow-inset);
  outline: none;
}

.address-block {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-secondary);
  margin-top: 1.5rem;
  line-height: 1.7;
}

.site-footer {
  margin-top: auto;
  padding: 2rem var(--spacing);
  border-top: 1px solid rgba(18, 18, 18, 0.08);
  background: rgba(18, 18, 18, 0.02);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-secondary);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2000;
  background: var(--color-primary);
  color: var(--color-bg);
  padding: 1.25rem var(--spacing);
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.2);
}

.cookie-banner.is-visible {
  transform: translateY(0);
}

.cookie-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .cookie-inner {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

.cookie-banner p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cookie-actions button {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.6rem 1rem;
  border: 1px solid rgba(244, 247, 246, 0.35);
  background: transparent;
  color: var(--color-bg);
  cursor: pointer;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

.cookie-actions button:hover,
.cookie-actions button:focus-visible {
  background: rgba(244, 247, 246, 0.1);
  outline: none;
}

.cookie-modal {
  position: fixed;
  inset: 0;
  z-index: 2100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing);
  background: rgba(18, 18, 18, 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease;
}

.cookie-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.cookie-modal-dialog {
  background: var(--color-bg);
  color: var(--color-primary);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.5rem;
  border: 1px solid rgba(18, 18, 18, 0.1);
  box-shadow: var(--shadow);
}

.cookie-modal-dialog h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.cookie-toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(18, 18, 18, 0.08);
  font-size: 0.9rem;
}

.cookie-toggle-row small {
  display: block;
  color: var(--color-secondary);
  font-size: 0.75rem;
}

.switch {
  position: relative;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: rgba(18, 18, 18, 0.2);
  transition: 0.35s;
  border-radius: 24px;
}

.slider::before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: white;
  transition: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  border-radius: 50%;
}

.switch input:checked + .slider {
  background: var(--color-accent);
}

.switch input:checked + .slider::before {
  transform: translateX(20px);
}

.switch input:disabled + .slider {
  opacity: 0.5;
  cursor: not-allowed;
}

.legal-page main {
  padding: 2rem var(--spacing) 4rem;
}

.legal-page .legal-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.legal-page h1 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.5rem;
  text-align: center;
}

.legal-page .section-title {
  text-align: center;
}

.legal-page .date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-secondary);
  margin-bottom: 2rem;
  text-align: center;
}

.legal-page h2 {
  font-size: 1.1rem;
  margin-top: 2rem;
}

.legal-page p,
.legal-page ul {
  font-size: 0.95rem;
  color: #333;
}

.legal-page ul {
  padding-left: 1.25rem;
}

.thank-grid {
  display: grid;
  gap: var(--spacing);
  margin-top: 2rem;
}

@media (min-width: 700px) {
  .thank-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.figure-logo {
  margin: 0 auto;
  max-width: 200px;
}

.figure-logo img {
  margin: 0 auto;
}