:root {
  --ink: #101318;
  --ink-2: #1d222b;
  --panel: #f7f8fa;
  --paper: #ffffff;
  --muted: #697281;
  --line: #dde2e8;
  --silver: #c8d0d8;
  --silver-2: #edf1f4;
  --red: #d30f1d;
  --red-2: #9e0f19;
  --blue: #17385d;
  --cyan: #34b4d4;
  --shadow: 0 20px 60px rgba(16, 19, 24, 0.18);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: clip;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

svg {
  width: 1.15em;
  height: 1.15em;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.shell {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  left: 18px;
  top: 12px;
  z-index: 1000;
  transform: translateY(-140%);
  background: var(--paper);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 6px;
  border: 1px solid var(--line);
}

.skip-link:focus {
  transform: translateY(0);
}

.topbar {
  background: #07090d;
  color: var(--silver-2);
  font-size: 0.92rem;
}

.topbar__inner {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 22px;
}

.topbar__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.topbar__link:hover {
  color: #fff;
}

.topbar__link svg {
  color: var(--red);
}

.topbar__hours {
  color: #aeb7c3;
}

.topbar__language {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.topbar__language-label {
  color: #aeb7c3;
}

.topbar__language-select {
  min-width: 148px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  padding: 7px 34px 7px 12px;
  outline: none;
}

.topbar__language-select option {
  color: #101318;
}

.topbar__language-select:focus {
  border-color: rgba(52, 180, 212, 0.7);
  box-shadow: 0 0 0 3px rgba(52, 180, 212, 0.16);
}

.mc-translate-root,
.goog-te-banner-frame.skiptranslate,
.goog-logo-link,
.goog-te-gadget span {
  display: none !important;
}

body {
  top: 0 !important;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(16, 19, 24, 0.82);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 1 min(620px, 64vw);
  width: min(620px, 64vw);
  min-width: 220px;
  padding: 6px 0;
  overflow: visible;
}

.brand img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: 62px;
  height: auto;
  object-fit: contain;
  object-position: left center;
  background: transparent;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.16));
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.main-nav a {
  text-decoration: none;
  color: #eef2f6;
  padding: 9px 11px;
  border-radius: 6px;
  font-weight: 650;
  font-size: 0.94rem;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  background: rgba(255, 255, 255, 0.1);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  border-radius: 6px;
  padding: 9px 11px;
}

.hero {
  position: relative;
  min-height: 82svh;
  isolation: isolate;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: #fff;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(7, 9, 13, 0.93) 0%, rgba(7, 9, 13, 0.72) 42%, rgba(7, 9, 13, 0.24) 100%),
    url("assets/hero-metzler-tuersprechanlage.webp") center / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 34%;
  background: linear-gradient(0deg, rgba(7, 9, 13, 0.72), transparent);
}

.hero__content {
  padding-block: clamp(70px, 10vw, 120px);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #ff5360;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(2.8rem, 7vw, 6.4rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.hero__copy {
  max-width: 650px;
  margin: 22px 0 0;
  color: #edf2f7;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 0;
  border-radius: 7px;
  padding: 13px 18px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

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

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--red), var(--red-2));
  box-shadow: 0 14px 34px rgba(211, 15, 29, 0.28);
}

.button--ghost {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.hero__proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
  max-width: 820px;
}

.hero__proof span {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 8px 12px;
  color: #f7f9fb;
  font-weight: 700;
  font-size: 0.92rem;
}

.intro-band {
  background: var(--ink);
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: start;
  padding-block: clamp(42px, 7vw, 78px);
}

.intro-grid h2 {
  max-width: 600px;
}

.intro-grid p:last-child {
  margin: 0;
  color: #cdd4dd;
  font-size: 1.08rem;
}

.section {
  padding-block: clamp(72px, 10vw, 118px);
}

.section-heading {
  max-width: 840px;
  margin-bottom: clamp(30px, 5vw, 54px);
}

.section-heading p:last-child {
  margin: 18px 0 0;
  max-width: 740px;
  color: var(--muted);
  font-size: 1.06rem;
}

.section-heading--light {
  color: #fff;
}

.section-heading--light p:last-child {
  color: #cfd7df;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(210px, 1fr));
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x proximity;
}

.service-card {
  min-height: 410px;
  color: var(--ink);
  text-decoration: none;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 16px 44px rgba(16, 19, 24, 0.08);
  scroll-snap-align: start;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.service-card--link:hover,
.service-card--link:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(211, 15, 29, 0.42);
  box-shadow: 0 22px 54px rgba(16, 19, 24, 0.15);
}

.service-card--link:focus-visible {
  outline: 3px solid rgba(52, 180, 212, 0.35);
  outline-offset: 3px;
}

.service-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.service-card div {
  padding: 22px;
}

.service-card__kicker {
  margin: 0 0 8px;
  color: var(--red);
  font-size: 0.76rem;
  font-weight: 850;
  text-transform: uppercase;
}

.service-card p:last-child {
  color: var(--muted);
  margin-bottom: 0;
}

.service-card h3 {
  margin-top: 0;
}

.protection-section {
  background: linear-gradient(180deg, #fff, var(--silver-2));
}

.protection-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(28px, 6vw, 78px);
  align-items: center;
}

.protection-copy p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 690px;
}

.protection-copy .button {
  margin-top: 16px;
}

.protection-stack {
  display: grid;
  gap: 14px;
}

.protection-stack .protection-card {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 168px;
  padding: 24px 24px 22px 82px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 16px 42px rgba(16, 19, 24, 0.08);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.protection-stack .protection-card:hover,
.protection-stack .protection-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(211, 15, 29, 0.34);
  box-shadow: 0 22px 52px rgba(16, 19, 24, 0.12);
}

.protection-stack span {
  position: absolute;
  left: 24px;
  top: 24px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: #fff;
  background: var(--red);
  font-weight: 900;
  font-size: 0.82rem;
}

.protection-stack p {
  color: var(--muted);
  margin-bottom: 14px;
}

.protection-card__link {
  color: var(--red-2);
  font-weight: 850;
  text-decoration: none;
}

.protection-card__link:hover,
.protection-card__link:focus-visible {
  text-decoration: underline;
}

.process-band {
  padding-block: clamp(72px, 10vw, 110px);
  color: #fff;
  background:
    linear-gradient(135deg, rgba(16, 19, 24, 0.96), rgba(16, 19, 24, 0.82)),
    url("assets/home-security-background_23-2147629982.jpg") center / cover no-repeat;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.process-grid article {
  min-height: 240px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
}

.process-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 30px;
  border-radius: 50%;
  background: var(--red);
  font-weight: 900;
}

.process-grid p {
  color: #cfd7df;
  margin-bottom: 0;
}

.systems-section {
  background: #fff;
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(210px, 1fr));
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.systems-grid article {
  min-height: 270px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 24px;
  box-shadow: 0 16px 42px rgba(16, 19, 24, 0.07);
}

.systems-grid p {
  color: var(--muted);
}

.systems-grid a {
  margin-top: auto;
  color: var(--red-2);
  font-weight: 850;
  text-decoration: none;
}

.systems-grid a:hover {
  text-decoration: underline;
}

.manufacturer-section {
  background: var(--panel);
}

.tabs {
  display: grid;
  grid-template-columns: repeat(8, minmax(118px, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.tab {
  position: relative;
  overflow: hidden;
  height: 94px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 8px 10px;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.tab.is-active img {
  animation: brand-logo-float 2.6s ease-in-out infinite alternate;
}

.tabs.is-auto-playing .tab.is-active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--red);
  transform-origin: left;
  animation: brand-tab-progress 5.2s linear both;
}

.tab img {
  max-width: 86%;
  max-height: 50px;
  width: auto;
  object-fit: contain;
}

.tab[data-brand="ajax"] img {
  max-width: 76px;
  max-height: 42px;
}

.tab[data-brand="metzler"] img,
.tab[data-brand="lupus"] img,
.tab[data-brand="thitronik"] img,
.tab[data-brand="tedee"] img {
  width: 100%;
}

.tab[data-brand="yale"] img {
  width: 62px;
  max-height: 62px;
}

.tab:hover,
.tab:focus-visible,
.tab.is-active {
  transform: translateY(-1px);
  border-color: rgba(211, 15, 29, 0.42);
  box-shadow: 0 12px 34px rgba(16, 19, 24, 0.1);
}

.brand-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: stretch;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.brand-panel__copy {
  padding: clamp(28px, 5vw, 54px);
}

.brand-panel__logo {
  max-width: 240px;
  max-height: 92px;
  object-fit: contain;
  margin-bottom: 28px;
  background: #fff;
  border-radius: 7px;
  padding: 8px;
}

.brand-panel__label {
  margin: 0 0 10px;
  color: #ff6470;
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.brand-panel__copy > p:not(.brand-panel__label) {
  color: #d6dde5;
  font-size: 1.06rem;
}

.brand-panel ul {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.brand-panel li {
  position: relative;
  padding-left: 24px;
  color: #f5f7f9;
}

.brand-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--red);
  transform: translateY(-50%);
}

.brand-panel__button {
  margin-top: 26px;
}

.brand-panel__media {
  position: relative;
  display: block;
  min-height: 430px;
  overflow: hidden;
  color: inherit;
  background: linear-gradient(135deg, #f6f8fa, #dfe7ee);
  text-decoration: none;
}

.brand-panel__media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, var(--ink) 0%, rgba(11, 18, 32, 0.78) 7%, rgba(11, 18, 32, 0.22) 22%, rgba(11, 18, 32, 0) 38%),
    linear-gradient(0deg, rgba(11, 18, 32, 0.28), rgba(11, 18, 32, 0) 34%);
}

.brand-panel__media--contain {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(237, 241, 244, 0.9)),
    linear-gradient(135deg, #fff, #e7edf3);
}

.brand-panel__image,
.brand-panel__video {
  display: block;
  width: 100%;
  min-height: 430px;
  height: 100%;
  object-fit: cover;
}

.brand-panel__video {
  background: #0b1220;
}

.brand-panel__image--contain {
  padding: clamp(32px, 6vw, 72px);
  object-fit: contain;
}

.brand-panel--moving .brand-panel__copy {
  animation: brand-copy-in 0.65s ease-out both;
}

.brand-panel--moving .brand-panel__image,
.brand-panel--moving .brand-panel__video {
  transform-origin: center;
  animation: brand-image-motion 5.2s ease-out both;
}

@keyframes brand-logo-float {
  from { transform: translateY(0) scale(1); }
  to { transform: translateY(-4px) scale(1.025); }
}

@keyframes brand-tab-progress {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

@keyframes brand-copy-in {
  from { opacity: 0; transform: translateX(-18px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes brand-image-motion {
  0% { opacity: 0.72; transform: scale(1.025) translateX(8px); }
  16% { opacity: 1; }
  100% { opacity: 1; transform: scale(1.07) translateX(-4px); }
}

.tech-section {
  background: #fff;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article {
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--paper);
}

.feature-grid svg {
  width: 36px;
  height: 36px;
  margin-bottom: 28px;
  color: var(--red);
}

.feature-grid p {
  color: var(--muted);
  margin-bottom: 0;
}

.shop-band {
  padding-block: clamp(66px, 9vw, 104px);
  color: #fff;
  background: linear-gradient(135deg, var(--blue), #111820 62%, #080a0f);
}

.shop-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: center;
}

.shop-grid p:not(.eyebrow) {
  color: #d4dce4;
  max-width: 620px;
}

.shop-grid .button {
  margin-top: 18px;
}

.shop-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.shop-links a {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  padding: 8px 11px;
  text-decoration: none;
  font-weight: 800;
  font-size: 0.86rem;
}

.shop-links a:hover {
  background: rgba(255, 255, 255, 0.14);
}

.shop-links a.is-active {
  background: #fff;
  color: var(--blue);
  border-color: rgba(255, 255, 255, 0.84);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
}

.product-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.product-card {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 315px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  color: var(--ink);
  background: #fff;
  text-decoration: none;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.18);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.product-card:hover,
.product-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.44);
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.26);
}

.product-card__media {
  position: relative;
  display: block;
  overflow: hidden;
  background: #eef2f6;
}

.product-card__media::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 46%;
  background: linear-gradient(0deg, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.product-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.product-card__copy {
  display: grid;
  align-content: start;
  gap: 7px;
  padding: 14px;
}

.product-card__label {
  width: fit-content;
  border-radius: 999px;
  color: #fff;
  background: var(--red);
  padding: 4px 8px;
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.product-card strong {
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.2;
}

.product-card__copy > span:last-child {
  color: #56616d;
  font-size: 0.88rem;
  line-height: 1.45;
}

.product-strip.is-changing .product-card {
  animation: product-card-in 0.46s ease-out both;
}

.product-strip.is-changing .product-card:nth-child(2) {
  animation-delay: 70ms;
}

.product-strip.is-changing .product-card:nth-child(3) {
  animation-delay: 140ms;
}

@keyframes product-card-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.contact-section {
  background: var(--panel);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(28px, 6vw, 74px);
  align-items: start;
}

.contact-copy p {
  color: var(--muted);
}

address {
  margin-top: 28px;
  color: var(--ink-2);
  font-style: normal;
  font-size: 1.05rem;
}

address a {
  color: var(--red-2);
  font-weight: 800;
  text-decoration: none;
}

.contact-form {
  display: grid;
  gap: 15px;
  padding: clamp(22px, 4vw, 36px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 48px rgba(16, 19, 24, 0.08);
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: #303843;
  font-weight: 750;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid #cfd6de;
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  padding: 13px 14px;
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(211, 15, 29, 0.12);
}

.privacy-check {
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 0.88rem;
  line-height: 1.35;
}

.privacy-check input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  padding: 0;
}

.privacy-check a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.privacy-check a:hover,
.privacy-check a:focus-visible {
  text-decoration: underline;
}

.contact-form__detail-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 54px;
  margin-top: 0.35rem;
  padding: 0.95rem 1.2rem;
  border: 2px solid rgba(204, 13, 27, 0.78);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(204, 13, 27, 0.12), rgba(122, 13, 18, 0.08));
  color: var(--red-2);
  box-shadow: 0 16px 36px rgba(122, 13, 18, 0.12);
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.contact-form__detail-button:hover,
.contact-form__detail-button:focus-visible {
  border-color: var(--red);
  background: linear-gradient(135deg, rgba(204, 13, 27, 0.18), rgba(122, 13, 18, 0.12));
  box-shadow: 0 22px 42px rgba(122, 13, 18, 0.18);
  color: var(--ink);
  transform: translateY(-1px);
}

.form-note {
  min-height: 22px;
  margin: 0;
  color: var(--red-2);
  font-weight: 700;
}

.site-footer {
  color: #dce2e8;
  background: #07090d;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 0.8fr);
  gap: 32px;
  padding-block: 44px;
}

.footer-grid img {
  width: min(460px, 100%);
  margin-bottom: 16px;
  background: transparent;
  filter: drop-shadow(0 10px 22px rgba(0, 0, 0, 0.22));
}

.footer-grid h2 {
  font-size: 1rem;
  margin-bottom: 12px;
}

.footer-grid p {
  margin: 6px 0;
  color: #aeb7c3;
}

.footer-grid a {
  color: #fff;
  text-decoration: none;
  font-weight: 750;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-block: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  color: #9aa4b0;
  font-size: 0.88rem;
}

.footer-bottom__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
}

.footer-bottom__links a {
  color: #eef2f7;
  text-decoration: none;
  font-weight: 750;
}

.footer-bottom__links a:hover,
.footer-bottom__links a:focus-visible {
  text-decoration: underline;
}

.chat-widget {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 80;
  display: grid;
  justify-items: end;
  gap: 12px;
  pointer-events: none;
}

.chat-fab,
.chat-panel {
  pointer-events: auto;
}

.chat-fab {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 0;
  border-radius: 999px;
  min-height: 58px;
  padding: 8px 15px 8px 10px;
  color: #fff;
  background: linear-gradient(135deg, var(--red), var(--red-2));
  box-shadow: 0 16px 40px rgba(211, 15, 29, 0.35);
  font-weight: 850;
}

.chat-fab-label {
  line-height: 1;
}

.chat-mascot {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 54px;
  flex: 0 0 46px;
  filter: drop-shadow(0 10px 14px rgba(11, 18, 32, 0.24));
}

.chat-mascot--small {
  width: 38px;
  height: 45px;
  flex-basis: 38px;
  filter: drop-shadow(0 8px 12px rgba(0, 0, 0, 0.22));
}

.chat-mascot__body {
  position: absolute;
  inset: 5px 7px 9px;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 16px 16px 14px 14px;
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.96) 0%, rgba(206, 216, 226, 0.95) 48%, rgba(95, 108, 122, 0.98) 100%),
    radial-gradient(circle at 50% 14%, rgba(255, 255, 255, 0.8), transparent 38%);
  clip-path: polygon(50% 0, 93% 14%, 86% 72%, 50% 100%, 14% 72%, 7% 14%);
}

.chat-mascot__body::before {
  content: "";
  position: absolute;
  inset: 4px 7px 10px;
  border-radius: 50% 50% 44% 44%;
  background: rgba(255, 255, 255, 0.2);
}

.chat-mascot__eye {
  position: absolute;
  top: 14px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #0b1220;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.36);
}

.chat-mascot__eye--left {
  left: 10px;
}

.chat-mascot__eye--right {
  right: 10px;
}

.chat-mascot__smile {
  position: absolute;
  top: 21px;
  left: 50%;
  width: 12px;
  height: 7px;
  border-bottom: 2px solid #0b1220;
  border-radius: 0 0 12px 12px;
  transform: translateX(-50%);
}

.chat-mascot__badge {
  position: absolute;
  right: 0;
  bottom: 8px;
  left: 0;
  color: var(--red);
  font-size: 8px;
  font-weight: 900;
  line-height: 1;
  text-align: center;
}

.chat-mascot__hand {
  position: absolute;
  top: 25px;
  width: 12px;
  height: 12px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--red);
}

.chat-mascot__hand--left {
  left: 0;
}

.chat-mascot__hand--right {
  right: 0;
  transform-origin: 0 100%;
}

.chat-mascot__foot {
  position: absolute;
  bottom: 2px;
  width: 13px;
  height: 7px;
  border-radius: 999px;
  background: #0b1220;
}

.chat-mascot__foot--left {
  left: 10px;
  transform: rotate(7deg);
}

.chat-mascot__foot--right {
  right: 10px;
  transform: rotate(-7deg);
}

.chat-fab:hover .chat-mascot__hand--right,
.chat-fab:focus-visible .chat-mascot__hand--right {
  animation: sichi-wave 0.72s ease-in-out 2;
}

@keyframes sichi-wave {
  0%,
  100% {
    transform: rotate(0deg);
  }

  35% {
    transform: rotate(-24deg) translateY(-2px);
  }

  68% {
    transform: rotate(16deg) translateY(1px);
  }
}

.chat-panel {
  width: min(380px, calc(100vw - 40px));
  max-height: min(620px, calc(100svh - 100px));
  display: none;
  grid-template-rows: auto minmax(160px, 1fr) auto auto;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.chat-panel.is-open {
  display: grid;
}

.chat-panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 16px 14px;
  color: #fff;
  background: var(--ink);
}

.chat-agent {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
}

.chat-agent__copy {
  min-width: 0;
}

.chat-panel header .chat-agent__copy p,
.chat-panel header > div:not(.chat-agent) > p {
  margin: 0;
  font-weight: 900;
}

.chat-panel header .chat-agent__copy span,
.chat-panel header > div:not(.chat-agent) > span {
  color: #c3cbd5;
  font-size: 0.84rem;
}

.chat-panel header button {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.chat-messages {
  display: grid;
  gap: 10px;
  align-content: start;
  overflow-y: auto;
  padding: 16px;
  background: #f4f6f8;
}

.message {
  width: fit-content;
  max-width: 88%;
  margin: 0;
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.94rem;
}

.message--bot {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
}

.message--typing {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 54px;
}

.message--typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #7a838d;
  animation: chat-thinking 1s ease-in-out infinite;
}

.message--typing span:nth-child(2) {
  animation-delay: 140ms;
}

.message--typing span:nth-child(3) {
  animation-delay: 280ms;
}

@keyframes chat-thinking {
  0%,
  60%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }

  30% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

.message--user {
  justify-self: end;
  color: #fff;
  background: var(--red);
}

.chat-quick {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
}

.chat-quick button {
  white-space: nowrap;
  border: 1px solid #cfd6de;
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  padding: 8px 10px;
  font-weight: 750;
  font-size: 0.85rem;
}

.chat-quick button:hover {
  border-color: var(--red);
  color: var(--red-2);
}

.chat-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px;
  gap: 8px;
  padding: 12px 14px 14px;
  border-top: 1px solid var(--line);
}

.chat-input input {
  min-width: 0;
  border: 1px solid #cfd6de;
  border-radius: 7px;
  padding: 10px 12px;
  outline: none;
}

.chat-input input:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(211, 15, 29, 0.12);
}

.chat-input button {
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 7px;
  color: #fff;
  background: var(--red);
}

.message a {
  color: var(--red-2);
  font-weight: 850;
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 0.72s ease, transform 0.72s ease;
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.reveal--left {
  transform: translateX(-44px);
}

.reveal--right {
  transform: translateX(44px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.service-grid,
.systems-grid,
.tabs,
.product-strip,
.chat-quick,
.guide-nav,
.guide-detail-tabs {
  overscroll-behavior-inline: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--silver) transparent;
}

.guide-details {
  background: var(--silver-2);
}

.guide-details-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.guide-detail-card {
  position: relative;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  padding: 26px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: 0 16px 42px rgba(16, 19, 24, 0.07);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.guide-detail-card:hover,
.guide-detail-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(211, 15, 29, 0.35);
  box-shadow: 0 22px 52px rgba(16, 19, 24, 0.12);
}

.guide-detail-card__number {
  color: var(--red);
  font-weight: 900;
}

.guide-detail-card h3 {
  margin: 30px 0 10px;
  font-size: 1.25rem;
}

.guide-detail-card p {
  margin: 0 0 24px;
  color: var(--muted);
}

.guide-detail-card strong {
  margin-top: auto;
  color: var(--red-2);
}

.guide-tabs-section {
  background: #fff;
}

.guide-detail-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
}

.guide-detail-tab {
  flex: 0 0 auto;
  min-height: 46px;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 850;
}

.guide-detail-tab:hover,
.guide-detail-tab:focus-visible,
.guide-detail-tab.is-active {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.guide-detail-panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 330px;
  margin-top: 10px;
  padding: clamp(28px, 5vw, 52px);
  color: #fff;
  background: var(--ink);
  border-left: 5px solid var(--red);
}

.guide-detail-panel--media {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  align-items: stretch;
  gap: clamp(22px, 4vw, 42px);
}

.guide-detail-panel__copy {
  position: relative;
  z-index: 2;
  max-width: 920px;
}

.guide-detail-panel__image {
  position: relative;
  z-index: 2;
  min-height: 320px;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: #eef2f6;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.22);
}

.guide-detail-panel__image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.guide-detail-panel--media .guide-detail-panel__copy {
  max-width: none;
}

.guide-detail-panel--video::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(10, 14, 20, 0.94) 0%, rgba(10, 14, 20, 0.82) 42%, rgba(10, 14, 20, 0.24) 74%, rgba(10, 14, 20, 0.08) 100%);
}

.guide-detail-panel__video {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(1.22) contrast(1.06) saturate(1.12);
}

.guide-detail-panel--video .guide-detail-panel__copy {
  max-width: 720px;
}

.guide-detail-panel h3 {
  margin: 8px 0 14px;
  color: #fff;
  font-size: 1.75rem;
}

.guide-detail-panel p:not(.eyebrow),
.guide-detail-panel li {
  color: #d6dde5;
}

.guide-detail-panel ul {
  display: grid;
  gap: 9px;
  margin: 22px 0;
  padding-left: 20px;
}

.guide-detail-panel__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 24px;
}

.guide-detail-panel__links a {
  color: #fff;
  font-weight: 850;
  text-underline-offset: 4px;
}

.guide-page {
  background: var(--paper);
}

.guide-hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: end;
  color: #fff;
  background-color: var(--ink);
  background-image: var(--guide-image);
  background-position: center;
  background-size: cover;
  isolation: isolate;
}

.guide-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: rgba(10, 14, 20, 0.68);
}

body[data-guide="installation"] .guide-hero {
  overflow: hidden;
  background-image: var(--guide-image);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

body[data-guide="installation"] .guide-hero::after {
  content: none;
}

body[data-guide="installation"] .guide-hero::before {
  z-index: 1;
  background: linear-gradient(90deg, rgba(10, 14, 20, 0.34) 0%, rgba(10, 14, 20, 0.2) 56%, rgba(10, 14, 20, 0) 100%);
}

.guide-hero__content {
  position: relative;
  z-index: 2;
  padding-block: 82px 72px;
}

.guide-hero__content h1 {
  max-width: 820px;
  margin: 12px 0 18px;
  font-size: 3.75rem;
  line-height: 1.02;
  letter-spacing: 0;
}

.guide-hero__content > p:not(.eyebrow) {
  max-width: 740px;
  margin: 0 0 28px;
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.88);
}

.guide-back {
  display: inline-flex;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 750;
  text-decoration: none;
}

.guide-back:hover,
.guide-back:focus-visible {
  color: #fff;
  text-decoration: underline;
}

.guide-nav {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin-top: -24px;
  padding: 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 16px 42px rgba(16, 19, 24, 0.12);
}

.guide-nav a {
  flex: 0 0 auto;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 9px 13px;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.guide-nav a:hover,
.guide-nav a:focus-visible,
.guide-nav a.is-current {
  color: var(--red-2);
  background: #fff4f5;
  border-color: rgba(211, 15, 29, 0.24);
}

.guide-intro__grid,
.guide-decision__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 64px;
  align-items: start;
}

.guide-section h2 {
  max-width: 820px;
  margin: 10px 0 18px;
  font-size: 2.25rem;
  line-height: 1.12;
  letter-spacing: 0;
}

.guide-section > p:last-child {
  max-width: 800px;
  color: var(--muted);
  font-size: 1.05rem;
}

.guide-summary {
  padding: 28px;
  background: var(--panel);
  border-left: 4px solid var(--red);
}

.guide-summary h2 {
  margin: 0 0 16px;
  font-size: 1.25rem;
}

.guide-summary ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 20px;
}

.guide-modules,
.guide-sources {
  background: var(--silver-2);
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.guide-grid article {
  min-height: 270px;
  padding: 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-grid article > span {
  display: block;
  margin-bottom: 32px;
  color: var(--red);
  font-weight: 900;
}

.guide-grid h3,
.guide-source-grid h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.guide-grid p,
.guide-source-grid p,
.guide-steps p,
.guide-notice p {
  margin: 0;
  color: var(--muted);
}

.guide-notice {
  padding: 28px;
  border-left: 4px solid var(--cyan);
  background: var(--ink);
  color: #fff;
}

.guide-notice strong {
  display: block;
  margin-bottom: 10px;
  color: #fff;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.guide-notice p {
  color: rgba(255, 255, 255, 0.82);
}

.guide-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 40px;
}

.guide-steps article {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.guide-steps article > span {
  color: var(--red);
  font-size: 1.15rem;
  font-weight: 900;
}

.guide-steps h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.guide-products {
  background: #fff;
}

.guide-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.guide-product-grid--four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.guide-product-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: 0 16px 42px rgba(16, 19, 24, 0.07);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.guide-product-card:hover,
.guide-product-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(211, 15, 29, 0.36);
  box-shadow: 0 22px 52px rgba(16, 19, 24, 0.12);
}

.guide-product-card img,
.guide-product-card__video {
  width: 100%;
  height: 230px;
  background: #f4f6f8;
}

.guide-product-card img {
  object-fit: contain;
  padding: 16px;
}

.guide-product-card__video {
  display: block;
  object-fit: cover;
  padding: 0;
}

.guide-product-card img.guide-product-card__image--cover {
  padding: 0;
  object-fit: cover;
}

.guide-product-card img.guide-product-card__image--contain-tall {
  height: 360px;
  padding: 0;
  object-fit: contain;
  object-position: center bottom;
  background: linear-gradient(180deg, #eef2f6 0%, #f9fafb 100%);
}

.guide-product-card__copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px;
}

.guide-product-card h3 {
  margin: 0 0 9px;
  font-size: 1.15rem;
}

.guide-product-card p {
  margin: 0 0 22px;
  color: var(--muted);
}

.guide-product-card strong {
  margin-top: auto;
  color: var(--red-2);
}

.sichi-form-section {
  background: var(--silver-2);
}

.form-status {
  margin: 0 0 24px;
  padding: 16px 18px;
  border-radius: var(--radius);
  font-weight: 700;
}

.form-status--success {
  color: #0f5f2d;
  background: #e9f8ef;
  border: 1px solid #b8e2c6;
}

.form-status--error {
  color: #7a1d1d;
  background: #fff1f1;
  border: 1px solid #f0c5c5;
}

.sichi-form {
  display: grid;
  gap: 22px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 16px 42px rgba(16, 19, 24, 0.07);
}

.sichi-form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.sichi-form label {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.sichi-form label span,
.sichi-form legend {
  color: var(--ink);
  font-weight: 800;
}

.sichi-form input,
.sichi-form select,
.sichi-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.sichi-form textarea {
  min-height: 144px;
  resize: vertical;
}

.sichi-form input:focus,
.sichi-form select:focus,
.sichi-form textarea:focus {
  outline: none;
  border-color: rgba(52, 180, 212, 0.7);
  box-shadow: 0 0 0 3px rgba(52, 180, 212, 0.16);
}

.sichi-form__field--wide {
  grid-column: 1 / -1;
}

.sichi-form__checks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px 16px;
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.sichi-form__checks label {
  display: flex;
  align-items: start;
  gap: 10px;
  font-weight: 600;
}

.sichi-form__checks input[type="checkbox"] {
  width: 18px;
  min-height: 18px;
  margin: 2px 0 0;
  padding: 0;
}

.sichi-form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
}

.sichi-form__actions p {
  margin: 0;
  color: var(--muted);
}

.sichi-form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.guide-source-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.guide-source-grid article {
  min-height: 210px;
  display: flex;
  flex-direction: column;
  padding: 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-source-grid a {
  width: fit-content;
  margin-top: auto;
  padding-top: 24px;
  color: var(--red-2);
  font-weight: 850;
}

.guide-cta {
  padding-block: 64px;
  color: #fff;
  background: var(--ink);
  border-top: 5px solid var(--red);
}

.guide-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.guide-cta h2 {
  max-width: 760px;
  margin: 8px 0 0;
  font-size: 2rem;
  line-height: 1.15;
  letter-spacing: 0;
}

.guide-cta .guide-section > p:last-child {
  color: rgba(255, 255, 255, 0.84);
}

.legal-page {
  background: #f5f6f8;
}

.legal-page__intro {
  padding-bottom: 18px;
  background: linear-gradient(180deg, #ffffff 0%, #f5f6f8 100%);
}

.legal-page__shell {
  max-width: 940px;
}

.legal-page__shell h1 {
  margin: 10px 0 18px;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1.08;
}

.legal-page__shell > p:last-child {
  max-width: 860px;
  color: var(--muted);
  font-size: 1.05rem;
}

.legal-page__content {
  padding-top: 18px;
  background: #f5f6f8;
}

.legal-document {
  max-width: 940px;
  margin: 0 auto;
  padding: 40px 44px;
  background: #fff;
  border: 1px solid rgba(16, 19, 24, 0.08);
  border-radius: 14px;
  box-shadow: 0 18px 44px rgba(16, 19, 24, 0.06);
}

.legal-document section + section {
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid rgba(16, 19, 24, 0.08);
}

.legal-document h2 {
  margin: 0 0 14px;
  font-size: 1.4rem;
  line-height: 1.25;
  color: var(--ink);
}

.legal-document p,
.legal-document li {
  margin: 0 0 14px;
  color: #42505e;
  font-size: 1rem;
  line-height: 1.7;
}

.legal-document p:last-child,
.legal-document ul:last-child {
  margin-bottom: 0;
}

.legal-document a {
  color: var(--red-2);
  text-decoration: none;
}

.legal-document a:hover,
.legal-document a:focus-visible {
  text-decoration: underline;
}

.guide-cta__actions {
  flex: 0 0 auto;
  display: flex;
  gap: 10px;
}

.guide-cta .button--ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.1);
}

.guide-cta .button--ghost:hover,
.guide-cta .button--ghost:focus-visible {
  background: rgba(255, 255, 255, 0.18);
}

@media (max-width: 1040px) {
  .process-grid,
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide-grid,
  .guide-details-grid,
  .guide-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brand-panel,
  .shop-grid,
  .contact-grid,
  .intro-grid,
  .protection-grid {
    grid-template-columns: 1fr;
  }

  .brand-panel__media,
  .brand-panel__image,
  .brand-panel__video {
    min-height: 320px;
    order: -1;
  }
}

@media (max-width: 820px) {
  .topbar__inner {
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 16px;
    padding-block: 8px;
  }

  .site-header__inner {
    min-height: 68px;
    gap: 12px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    inset: 111px 20px auto;
    display: none;
    grid-template-columns: 1fr;
    padding: 12px;
    background: #111820;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  body.nav-open .main-nav {
    display: grid;
  }

  .main-nav a {
    padding: 13px 12px;
  }

  .hero {
    min-height: 84svh;
  }

  .tabs {
    grid-template-columns: repeat(8, minmax(124px, 1fr));
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .product-strip {
    grid-template-columns: repeat(3, minmax(135px, 1fr));
    overflow-x: auto;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .guide-hero {
    min-height: 460px;
  }

  .guide-hero__content h1 {
    font-size: 3rem;
  }

  .guide-intro__grid,
  .guide-decision__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .guide-steps {
    grid-template-columns: 1fr;
  }

  .guide-cta__inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .shell {
    width: min(100% - 28px, var(--max));
  }

  .brand {
    flex-basis: min(360px, 78vw);
    width: min(360px, 78vw);
    min-width: 0;
  }

  .brand img {
    max-height: 54px;
  }

  .topbar__inner {
    flex-direction: column;
    gap: 4px;
  }

  .topbar__link,
  .topbar__hours,
  .topbar__language {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .topbar__language {
    flex-wrap: wrap;
  }

  .topbar__language-select {
    width: min(100%, 240px);
  }

  .hero h1 {
    max-width: 100%;
    font-size: 2.75rem;
    line-height: 1.02;
    overflow-wrap: normal;
  }

  .hero__actions .button,
  .contact-form .button {
    width: 100%;
  }

  .process-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(6, minmax(250px, 1fr));
  }

  .systems-grid {
    grid-template-columns: repeat(5, minmax(250px, 1fr));
  }

  .service-card {
    min-height: 390px;
  }

  .protection-stack .protection-card {
    padding-left: 72px;
  }

  .chat-widget {
    right: 14px;
    bottom: 14px;
  }

  .chat-panel {
    width: calc(100vw - 28px);
    max-height: calc(100svh - 92px);
  }

  .guide-hero {
    min-height: 420px;
  }

  .guide-hero__content {
    padding-block: 58px 48px;
  }

  .guide-hero__content h1 {
    width: 100%;
    max-width: 100%;
    font-size: 1.95rem;
    line-height: 1.08;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: normal;
  }

  .guide-hero .eyebrow {
    font-size: 0.72rem;
  }

  .guide-detail-panel--media {
    grid-template-columns: 1fr;
  }

  .guide-detail-panel__image {
    min-height: 230px;
  }

  .guide-section h2 {
    font-size: 1.8rem;
  }

  .guide-grid,
  .guide-source-grid,
  .guide-details-grid,
  .guide-product-grid {
    grid-template-columns: 1fr;
  }

  .sichi-form__grid,
  .sichi-form__checks {
    grid-template-columns: 1fr;
  }

  .guide-grid article,
  .guide-source-grid article {
    min-height: auto;
  }

  .guide-cta__actions {
    width: 100%;
    flex-direction: column;
  }

  .guide-cta__actions .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .message--typing span {
    animation: none;
    opacity: 0.7;
  }

  .tab.is-active img,
  .tabs.is-auto-playing .tab.is-active::after,
  .brand-panel--moving .brand-panel__copy,
  .brand-panel--moving .brand-panel__image,
  .brand-panel--moving .brand-panel__video,
  .product-strip.is-changing .product-card {
    animation: none !important;
    transform: none !important;
  }

  .guide-detail-panel__video {
    display: none;
  }
}