:root {
  --ink: #090b10;
  --navy: #0a0f1c;
  --navy-light: #121a2b;
  --gold: #ac966a;
  --gold-light: #d8c497;
  --paper: #f4f1e9;
  --white: #ffffff;
  --text: #1c2028;
  --muted: #6d717a;
  --line: rgba(172, 150, 106, 0.35);
  --header-height: 74px;
  --serif: "Noto Serif JP", "Yu Mincho", "YuMincho", serif;
  --sans: "Noto Sans JP", "Yu Gothic", "YuGothic", sans-serif;
  --shadow: 0 24px 70px rgba(4, 8, 15, 0.16);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  overflow-x: hidden;
}

body.kami-project-lp {
  margin: 0;
  max-width: none;
  background: var(--paper);
}

body.kami-project-lp .site-header,
body.kami-project-lp .site-footer,
body.kami-project-lp main {
  max-width: none;
}

body.menu-open {
  overflow: hidden;
}

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

figure,
p,
h1,
h2,
h3 {
  margin-top: 0;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 999;
  padding: 8px 14px;
  background: var(--white);
  color: var(--ink);
  transform: translateY(-150%);
}

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

.container {
  width: min(100% - 40px, 1180px);
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 76px 0;
  scroll-margin-top: var(--header-height);
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--gold);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.section-heading {
  max-width: 780px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading h2,
.maintenance-copy h2,
.warranty-copy h2 {
  margin-bottom: 18px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.85rem, 8vw, 3.2rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.06em;
}

.section-lead {
  margin: 0 auto;
  color: var(--muted);
  line-height: 2;
}

.section-heading-light h2,
.section-heading-light .section-lead {
  color: var(--white);
}

/* お問い合わせの見出しは文字数が多いので、幅を広げ・サイズを少し抑えて1行に収める */
.contact-section .section-heading {
  max-width: 960px;
}

.contact-section #contact-title {
  font-size: clamp(1.7rem, 5.5vw, 2.6rem);
}

.mobile-break {
  display: inline;
}

.desktop-break {
  display: none;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  height: var(--header-height);
  background: rgba(4, 6, 11, 0.94);
  border-bottom: 1px solid rgba(216, 196, 151, 0.18);
  backdrop-filter: blur(16px);
  transition: box-shadow 0.25s ease, background-color 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(4, 6, 11, 0.98);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 28px, 1440px);
  height: 100%;
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  color: var(--white);
  line-height: 1;
  letter-spacing: 0.08em;
}

.brand-name {
  font-family: var(--serif);
  font-size: 1.05rem;
  white-space: nowrap;
}

.brand-name strong {
  color: var(--gold-light);
}

.brand-sub {
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.46rem;
  letter-spacing: 0.23em;
}

.menu-toggle {
  min-width: 66px;
  padding: 9px 12px;
  background: transparent;
  color: var(--gold-light);
  border: 1px solid rgba(216, 196, 151, 0.48);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  cursor: pointer;
}

.site-nav {
  position: fixed;
  inset: var(--header-height) 0 auto;
  display: grid;
  align-content: center;
  min-height: calc(100svh - var(--header-height));
  padding: 28px 24px 42px;
  background: rgba(5, 8, 15, 0.99);
  visibility: hidden;
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

.site-nav.is-open {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.site-nav a {
  padding: 13px 0;
  color: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--serif);
  font-size: 1.05rem;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--gold-light);
}

.site-nav .nav-contact {
  margin-top: 18px;
  padding-inline: 18px;
  background: var(--gold);
  color: var(--ink);
  border: 0;
  text-align: center;
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 100svh;
  padding-top: var(--header-height);
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}

.hero-video,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-video {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(180deg, rgba(4, 6, 11, 0.16) 0%, rgba(4, 6, 11, 0.5) 55%, rgba(4, 6, 11, 0.95) 100%),
    linear-gradient(90deg, rgba(4, 6, 11, 0.65), rgba(4, 6, 11, 0.05) 80%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1180px;
  padding-top: 30px;
  padding-bottom: 30px;
  text-align: center;
}

.hero-eyebrow {
  color: var(--gold-light);
}

.hero h1 {
  max-width: 1080px;
  margin: 0 auto 18px;
  font-family: var(--serif);
  font-size: clamp(2rem, 9vw, 4rem);
  font-weight: 600;
  line-height: 1.38;
  letter-spacing: 0.05em;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.42);
}

.hero h1 em {
  color: var(--gold-light);
  font-style: normal;
}

.hero-copy {
  max-width: 630px;
  margin: 0 auto 20px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.87rem;
  line-height: 1.8;
}

.hero-kicker {
  margin-bottom: 7px;
  color: var(--white);
  font-family: var(--serif);
  font-size: 1.08rem;
  font-weight: 600;
}

.hero-scroll {
  display: inline-flex;
  align-items: center;
  min-height: 50px;
  padding: 12px 25px;
  background: rgba(5, 8, 15, 0.46);
  color: var(--white);
  border: 1px solid var(--gold-light);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  transition: background-color 0.25s ease, color 0.25s ease;
}

.hero-scroll:hover,
.hero-scroll:focus-visible {
  background: var(--gold-light);
  color: var(--ink);
}

.hero-rail {
  position: absolute;
  right: 12px;
  bottom: 28px;
  z-index: 2;
  display: none;
  gap: 22px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.58rem;
  letter-spacing: 0.28em;
  writing-mode: vertical-rl;
}

.promises-section {
  background: var(--paper);
}

.promise-grid {
  display: grid;
  gap: 22px;
}

.promise-card {
  position: relative;
  background: var(--white);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.promise-card figure {
  margin: 0;
  aspect-ratio: 4 / 2.45;
  overflow: hidden;
}

.promise-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.promise-card:hover img {
  transform: scale(1.035);
}

.promise-card-body {
  position: relative;
  min-height: 155px;
  padding: 25px 24px 28px;
}

.promise-card h3 {
  margin-bottom: 9px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.32rem;
}

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

.card-number {
  position: absolute;
  top: 20px;
  right: 22px;
  color: rgba(172, 150, 106, 0.35);
  font-family: var(--serif);
  font-size: 1.65rem;
}

.technology-section {
  background:
    linear-gradient(rgba(7, 11, 20, 0.95), rgba(7, 11, 20, 0.98)),
    url("assets/images/lp/bg_02.jpg") center / cover;
  color: var(--white);
}

.technology-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.technology-card {
  min-width: 0;
  padding: 24px 13px 22px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(216, 196, 151, 0.18);
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.technology-card:hover {
  background: rgba(255, 255, 255, 0.065);
  border-color: rgba(216, 196, 151, 0.48);
  transform: translateY(-4px);
}

.technology-card img {
  width: 100%;
  max-width: 150px;
  height: 58px;
  margin: 0 auto 18px;
  object-fit: contain;
}

.technology-card h3 {
  margin-bottom: 12px;
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: 0.73rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.technology-card h3 span {
  display: block;
  color: var(--white);
  font-size: 1rem;
}

.technology-card p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.73rem;
  line-height: 1.8;
}

.radiance-section {
  background: var(--white);
}

.radiance-layout {
  display: grid;
  gap: 28px;
  align-items: center;
}

.radiance-image {
  margin: 0;
  background: var(--paper);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.radiance-image img {
  width: 100%;
}

.radiance-copy {
  padding: 8px 0;
}

.radiance-copy h3 {
  margin-bottom: 16px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.45rem, 5vw, 2rem);
  line-height: 1.6;
}

.radiance-copy > p:not(.eyebrow) {
  color: var(--muted);
}

.benefit-list {
  display: grid;
  gap: 0;
  margin: 25px 0 0;
  padding: 0;
  list-style: none;
}

.benefit-list li {
  position: relative;
  padding: 16px 0 16px 25px;
  border-top: 1px solid var(--line);
}

.benefit-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.benefit-list li::before {
  content: "";
  position: absolute;
  top: 25px;
  left: 3px;
  width: 7px;
  height: 7px;
  background: var(--gold);
}

.cases-section {
  background: var(--navy);
  color: var(--white);
}

.case-feature,
.case-gallery-block {
  margin-top: 28px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(216, 196, 151, 0.18);
}

.case-feature {
  display: grid;
}

.case-copy {
  padding: 29px 24px 32px;
}

.case-index {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--gold-light);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.case-copy h3,
.case-gallery-heading h3 {
  margin-bottom: 8px;
  color: var(--white);
  font-family: var(--serif);
  font-size: clamp(1.4rem, 5vw, 2rem);
  line-height: 1.5;
}

.case-copy p,
.case-gallery-heading p {
  color: rgba(255, 255, 255, 0.65);
}

.case-copy .case-material {
  color: var(--white);
  font-weight: 600;
}

.case-copy .case-result {
  margin-bottom: 0;
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 600;
}

.case-feature figure {
  margin: 0;
  min-height: 230px;
}

.case-feature figure img,
.case-pair img,
.case-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-height: 250px;
}

.case-gallery-heading {
  padding: 28px 24px 18px;
}

.case-gallery {
  display: grid;
  gap: 2px;
}

.case-gallery img {
  aspect-ratio: 8 / 4.87;
}

.price-section {
  background: var(--ink) url("assets/images/lp/bg_01.jpg") center / cover;
  color: var(--white);
}

.price-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(5, 8, 15, 0.96), rgba(5, 8, 15, 0.68));
}

.price-content {
  position: relative;
  z-index: 1;
}

.price-label {
  margin-bottom: 17px;
  color: var(--gold-light);
  font-family: var(--serif);
  text-align: center;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.price-card {
  min-width: 0;
  padding: 24px 14px;
  background: rgba(5, 8, 15, 0.58);
  border: 1px solid rgba(216, 196, 151, 0.4);
  text-align: center;
}

.price-card span {
  display: block;
  margin-bottom: 10px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.54rem;
  letter-spacing: 0.18em;
}

.price-card h3 {
  margin-bottom: 9px;
  font-family: var(--serif);
  font-size: 0.92rem;
}

.price-card p {
  margin-bottom: 0;
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: clamp(1.15rem, 5vw, 1.65rem);
  font-weight: 600;
  white-space: nowrap;
}

.price-card small {
  font-size: 0.6em;
}

.price-note {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.72rem;
  text-align: center;
}

.maintenance-section {
  background: var(--paper);
}

.maintenance-layout {
  display: grid;
  gap: 35px;
  align-items: center;
}

.maintenance-copy h2 {
  font-size: clamp(1.75rem, 7vw, 2.7rem);
}

.maintenance-copy > p:not(.eyebrow):not(.maintenance-highlight) {
  color: var(--muted);
}

.maintenance-highlight {
  margin: 23px 0;
  color: var(--gold);
  font-family: var(--serif);
  font-size: clamp(1.25rem, 5vw, 1.75rem);
  font-weight: 600;
}

.maintenance-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.maintenance-points span {
  padding: 8px 11px;
  background: rgba(172, 150, 106, 0.12);
  border: 1px solid var(--line);
  color: #605336;
  font-size: 0.73rem;
}

.graph-card {
  margin: 0;
  padding: 20px;
  background: var(--navy);
  box-shadow: var(--shadow);
}

.graph-card img {
  width: 100%;
}

.graph-card figcaption {
  padding: 16px 4px 0;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.72rem;
  text-align: center;
}

.warranty-section {
  background: linear-gradient(135deg, #070b14, #121a2a);
  color: var(--white);
}

.warranty-layout {
  display: grid;
  gap: 35px;
  align-items: center;
}

.warranty-intro {
  color: rgba(255, 255, 255, 0.58);
}

.warranty-copy h2 {
  color: var(--white);
  font-size: clamp(1.85rem, 7vw, 3.15rem);
}

.warranty-note {
  margin: 25px 0 32px;
  padding: 16px 17px;
  border-left: 3px solid var(--gold);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.75);
}

.warranty-copy h3 {
  margin-bottom: 14px;
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: 1.08rem;
}

.maintenance-steps {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.maintenance-steps li {
  display: flex;
  gap: 13px;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.75);
}

.maintenance-steps span {
  color: var(--gold-light);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.warranty-badge {
  margin: 0 auto;
  max-width: 360px;
}

.warranty-badge img {
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.38));
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 13px 19px;
  border: 1px solid transparent;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-align: center;
  transition: background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.button-gold {
  background: var(--gold-light);
  color: var(--ink);
}

.button-gold:hover,
.button-gold:focus-visible {
  background: var(--white);
}

.button-outline {
  background: transparent;
  color: var(--gold-light);
  border-color: rgba(216, 196, 151, 0.66);
}

.button-outline:hover,
.button-outline:focus-visible {
  background: rgba(216, 196, 151, 0.12);
  border-color: var(--gold-light);
}

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

.contact-grid {
  display: grid;
  gap: 15px;
}

.contact-card {
  padding: 16px 22px;
  background: var(--paper);
  border-top: 3px solid var(--gold);
}

.contact-card h3 {
  margin-bottom: 6px;
  font-family: var(--serif);
  font-size: 1rem;
}

.contact-label {
  display: block;
  margin-bottom: 5px;
  color: var(--gold);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.contact-main {
  display: inline-block;
  margin-bottom: 2px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.25rem, 5vw, 1.6rem);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.contact-email {
  font-family: var(--sans);
  font-size: clamp(1rem, 5vw, 1.35rem);
  overflow-wrap: anywhere;
}

.contact-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.contact-card-accent {
  background: var(--gold);
  color: var(--ink);
  border-top-color: var(--ink);
}

.contact-card-accent .contact-label,
.contact-card-accent p {
  color: rgba(9, 11, 16, 0.68);
}

.button-dark {
  margin-top: 20px;
  background: var(--ink);
  color: var(--white);
}

.button-dark:hover,
.button-dark:focus-visible {
  background: var(--navy-light);
}

.contact-form-panel {
  margin-top: 34px;
  padding: 26px 18px;
  background: linear-gradient(135deg, rgba(244, 241, 233, 0.95), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(172, 150, 106, 0.28);
  box-shadow: 0 18px 55px rgba(4, 8, 15, 0.1);
}

.contact-form-heading {
  max-width: 760px;
  margin: 0 auto 24px;
  text-align: center;
}

.contact-form-heading h3 {
  margin-bottom: 10px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.45rem, 6vw, 2.2rem);
  line-height: 1.5;
}

.contact-form-heading p:not(.eyebrow) {
  margin-bottom: 0;
  color: var(--muted);
}

.contact-form {
  max-width: 880px;
  margin-inline: auto;
  background: var(--white);
}

.site-footer {
  background: #04060a;
  color: var(--white);
}

.footer-partner-banner {
  background:
    linear-gradient(135deg, rgba(7, 11, 20, 0.94), rgba(18, 26, 43, 0.96)),
    url("assets/images/lp/bg_02.jpg") center / cover;
  border-bottom: 1px solid rgba(216, 196, 151, 0.2);
}

.footer-partner-banner-inner {
  display: grid;
  gap: 22px;
  align-items: center;
  padding-top: 34px;
  padding-bottom: 34px;
}

.footer-partner-banner h2 {
  margin-bottom: 8px;
  color: var(--white);
  font-family: var(--serif);
  font-size: clamp(1.5rem, 6vw, 2.2rem);
}

.footer-partner-banner p:not(.eyebrow) {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.68);
}

.footer-partner-banner .button {
  width: 100%;
}

.footer-layout {
  display: grid;
  gap: 34px;
  padding-top: 57px;
  padding-bottom: 47px;
}

.footer-brand p {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.48);
  font-family: var(--serif);
  font-size: 0.82rem;
}

.company-info h2,
.footer-links h2 {
  margin-bottom: 13px;
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: 0.9rem;
}

.company-info address {
  margin-bottom: 9px;
  color: rgba(255, 255, 255, 0.6);
  font-style: normal;
  font-size: 0.78rem;
}

.company-info a {
  display: block;
  margin-bottom: 4px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.78rem;
}

.social-links {
  display: flex;
  gap: 12px;
}

.footer-installer-link {
  display: inline-block;
  color: rgba(255, 255, 255, 0.76);
  border-bottom: 1px solid rgba(216, 196, 151, 0.5);
  font-size: 0.78rem;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.footer-installer-link:hover,
.footer-installer-link:focus-visible {
  color: var(--gold-light);
  border-color: var(--gold-light);
}

.footer-follow-title {
  margin-top: 28px;
}

.social-links a {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.08);
}

.social-links img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.62rem;
  letter-spacing: 0.13em;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom a {
  color: var(--gold-light);
}

.installer-hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: min(460px, 54svh);
  padding: calc(var(--header-height) + 38px) 0 42px;
  background:
    radial-gradient(circle at 65% 25%, rgba(172, 150, 106, 0.24), transparent 38%),
    linear-gradient(rgba(5, 8, 15, 0.75), rgba(5, 8, 15, 0.94)),
    url("assets/images/lp/bg_02.jpg") center / cover;
  color: var(--white);
  text-align: center;
}

.installer-hero-content {
  max-width: 900px;
}

.installer-hero h1 {
  margin-bottom: 22px;
  font-family: var(--serif);
  font-size: clamp(1.9rem, 6vw, 3.4rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.08em;
}

.installer-hero p:not(.eyebrow) {
  margin: 0 auto 30px;
  color: rgba(255, 255, 255, 0.72);
}

.installer-hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: stretch;
  max-width: 520px;
  margin: 0 auto;
}

.installer-intro-section {
  background: var(--paper);
}

.installer-intro-layout,
.installer-form-layout {
  display: grid;
  gap: 42px;
  align-items: start;
}

.installer-intro-copy h2,
.installer-form-copy h2 {
  margin-bottom: 20px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  font-weight: 600;
  line-height: 1.5;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.installer-intro-copy p:not(.eyebrow),
.installer-form-copy > p:not(.eyebrow) {
  color: var(--muted);
}

.installer-values {
  display: grid;
  gap: 12px;
}

.installer-values article {
  position: relative;
  padding: 25px 23px;
  background: var(--white);
  border-left: 3px solid var(--gold);
  box-shadow: 0 15px 40px rgba(4, 8, 15, 0.08);
}

.installer-values span {
  color: var(--gold);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.installer-values h3 {
  margin: 8px 0 7px;
  font-family: var(--serif);
  font-size: 1.1rem;
}

.installer-values p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.installer-plan-section {
  background:
    linear-gradient(rgba(7, 11, 20, 0.94), rgba(7, 11, 20, 0.98)),
    url("assets/images/lp/bg_02.jpg") center / cover;
  color: var(--white);
}

.installer-plan-grid {
  display: grid;
  gap: 14px;
}

.installer-plan-card {
  padding: 29px 25px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(216, 196, 151, 0.28);
}

.plan-label {
  color: var(--gold-light);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.installer-plan-card h3 {
  margin: 13px 0 12px;
  color: var(--white);
  font-family: var(--serif);
  font-size: 1.3rem;
}

.installer-plan-card p {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.85rem;
}

.installer-plan-card a {
  display: inline-block;
  color: var(--gold-light);
  border-bottom: 1px solid currentColor;
  font-size: 0.78rem;
  font-weight: 600;
}

.installer-form-section {
  background: var(--white);
}

.installer-direct-contact {
  margin-top: 27px;
  padding: 20px;
  background: var(--navy);
  color: var(--white);
}

.installer-direct-contact span {
  display: block;
  margin-bottom: 6px;
  color: var(--gold-light);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.installer-direct-contact a {
  font-size: 0.95rem;
  font-weight: 600;
}

.installer-login-note {
  margin-top: 18px;
  padding: 14px 18px;
  background: #f4f7fa;
  border: 1px solid #cdd9e5;
  border-radius: 10px;
  font-size: 0.85rem;
  color: var(--ink);
}

.installer-login-note a {
  color: var(--navy);
  font-weight: 700;
  text-decoration: underline;
}

.installer-contact-card {
  padding: 28px 24px;
  background:
    linear-gradient(135deg, rgba(10, 15, 28, 0.96), rgba(18, 25, 42, 0.92)),
    radial-gradient(circle at top right, rgba(172, 150, 106, 0.18), transparent 42%);
  color: var(--white);
  border: 1px solid rgba(216, 196, 151, 0.26);
}

.installer-contact-card h3 {
  margin-bottom: 16px;
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: 1.25rem;
}

.installer-contact-card ul {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
  padding-left: 1.2em;
}

.installer-contact-card p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.84rem;
}

.installer-form {
  padding: 26px 22px;
  background: var(--paper);
  border-top: 3px solid var(--gold);
}

.form-honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.form-grid {
  display: grid;
  gap: 18px;
}

.installer-form label > span {
  display: block;
  margin-bottom: 7px;
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 600;
}

.installer-form label b {
  margin-left: 5px;
  color: #8b4b3e;
  font-size: 0.62rem;
}

.installer-form input:not([type="checkbox"]),
.installer-form select,
.installer-form textarea {
  width: 100%;
  padding: 12px 13px;
  background: var(--white);
  color: var(--text);
  border: 1px solid rgba(28, 32, 40, 0.2);
  border-radius: 0;
  font: inherit;
  font-size: 0.88rem;
}

.installer-form textarea {
  resize: vertical;
}

.installer-form input:focus-visible,
.installer-form select:focus-visible,
.installer-form textarea:focus-visible {
  border-color: var(--gold);
  outline: 2px solid rgba(172, 150, 106, 0.25);
  outline-offset: 1px;
}

.form-consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 20px;
}

.form-consent input {
  width: 18px;
  height: 18px;
  margin-top: 5px;
  accent-color: var(--gold);
}

.form-consent span {
  flex: 1;
  margin: 0 !important;
  color: var(--muted) !important;
  font-size: 0.72rem !important;
  font-weight: 400 !important;
}

.form-robotcheck {
  background: #f4f7fa;
  border: 1px solid #cdd9e5;
  border-radius: 10px;
  padding: 12px 16px;
  margin-top: 18px;
}

.form-robotcheck span {
  color: #1c2028 !important;
  font-size: 0.82rem !important;
  font-weight: 600 !important;
}

.form-submit {
  width: 100%;
  margin-top: 22px;
  cursor: pointer;
}

.form-status {
  display: none;
  margin: 18px 0 0;
  padding: 13px;
  background: rgba(172, 150, 106, 0.15);
  color: #605336;
  font-size: 0.78rem;
  text-align: center;
}

.form-status.is-visible {
  display: block;
}

.form-note {
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 0.68rem;
}

.blog-hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: min(560px, 72svh);
  padding: calc(var(--header-height) + 70px) 0 70px;
  background:
    linear-gradient(rgba(5, 8, 15, 0.72), rgba(5, 8, 15, 0.94)),
    url("assets/images/lp/bg_01.jpg") center / cover;
  color: var(--white);
  text-align: center;
}

.blog-hero-content {
  max-width: 850px;
}

.blog-hero h1 {
  margin-bottom: 18px;
  font-family: var(--serif);
  font-size: clamp(2.3rem, 9vw, 4.3rem);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.blog-hero p:not(.eyebrow) {
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.72);
}

.blog-index-section {
  background: var(--paper);
}

.blog-list {
  display: grid;
  gap: 22px;
}

.blog-card {
  background: var(--white);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.blog-card a {
  display: grid;
  height: 100%;
}

.blog-card figure {
  margin: 0;
  aspect-ratio: 16 / 9;
  background: var(--navy);
  overflow: hidden;
}

.blog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.blog-card:hover img {
  transform: scale(1.04);
}

.blog-card-body {
  display: grid;
  align-content: start;
  padding: 24px 22px 27px;
}

.blog-card time {
  margin-bottom: 10px;
  color: var(--gold);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.blog-card h2 {
  margin-bottom: 12px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.25rem;
  line-height: 1.55;
}

.blog-card p {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 0.82rem;
}

.blog-card span {
  align-self: end;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 700;
}

.blog-empty {
  padding: 45px 28px;
  background: var(--white);
  text-align: center;
}

.blog-empty h2 {
  font-family: var(--serif);
}

.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

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

@media (min-width: 768px) {
  :root {
    --header-height: 82px;
  }

  body {
    font-size: 16px;
  }

  .container {
    width: min(100% - 72px, 1180px);
  }

  .section {
    padding: 100px 0;
  }

  .section-heading {
    margin-bottom: 58px;
  }

  .mobile-break {
    display: none;
  }

  .desktop-break {
    display: inline;
  }

  .brand-name {
    font-size: 1.2rem;
  }

  .brand-sub {
    font-size: 0.5rem;
  }

  .hero-content {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .hero h1 {
    font-size: clamp(3rem, 5.2vw, 4rem);
    line-height: 1.36;
  }

  .hero-copy {
    font-size: 0.96rem;
  }

  .hero-kicker {
    font-size: 1.35rem;
  }

  .hero-rail {
    display: flex;
  }

  .promise-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .promise-card-body {
    min-height: 185px;
  }

  .technology-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .technology-card {
    padding: 34px 24px 29px;
  }

  .technology-card img {
    height: 72px;
    margin-bottom: 23px;
  }

  .technology-card h3 {
    font-size: 0.82rem;
  }

  .technology-card h3 span {
    font-size: 1.1rem;
  }

  .technology-card p {
    font-size: 0.78rem;
  }

  .radiance-layout {
    grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
    gap: 50px;
  }

  .case-feature {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .case-feature-reverse {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }

  .case-feature-reverse .case-copy {
    order: 2;
  }

  .case-feature-reverse .case-pair {
    order: 1;
  }

  .case-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 38px 35px;
  }

  .case-feature figure,
  .case-pair {
    min-height: 390px;
  }

  .case-gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .case-gallery-heading {
    max-width: 700px;
    padding: 35px;
  }

  .price-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }

  .price-card {
    padding: 31px 15px;
  }

  .maintenance-layout,
  .warranty-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 64px;
  }

  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }

  .contact-card {
    padding: 18px 26px;
  }

  .contact-card-accent {
    display: flex;
    flex-direction: column;
  }

  .contact-card-accent .button {
    margin-top: auto;
  }

  .contact-form-panel {
    margin-top: 46px;
    padding: 42px 34px;
  }

  .installer-hero-actions {
    flex-direction: row;
    justify-content: center;
  }

  .installer-hero-actions .button {
    min-width: 220px;
  }

  .installer-intro-layout,
  .installer-form-layout {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 70px;
  }

  .installer-plan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .installer-plan-card {
    min-height: 270px;
  }

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

  .form-full {
    grid-column: 1 / -1;
  }

  .installer-form {
    padding: 38px 35px;
  }

  .footer-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) auto;
    align-items: start;
    padding-top: 70px;
    padding-bottom: 62px;
  }

  .footer-partner-banner-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    padding-top: 44px;
    padding-bottom: 44px;
  }

  .footer-partner-banner .button {
    width: auto;
    min-width: 230px;
  }

  .blog-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .blog-card-body {
    min-height: 290px;
  }
}

@media (min-width: 1024px) {
  .header-inner {
    width: min(100% - 46px, 1440px);
  }

  .menu-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    align-items: center;
    gap: 1.25vw;
    min-height: 0;
    padding: 0;
    background: transparent;
    visibility: visible;
    opacity: 1;
    transform: none;
  }

  .site-nav a {
    padding: 10px 0;
    border: 0;
    font-family: var(--sans);
    font-size: clamp(0.59rem, 0.72vw, 0.72rem);
    font-weight: 600;
    letter-spacing: 0.04em;
    white-space: nowrap;
  }

  .site-nav .nav-contact {
    margin: 0 0 0 4px;
    padding: 11px 16px;
  }

  .promise-grid {
    gap: 24px;
  }

  .technology-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .technology-card {
    padding-inline: 15px;
  }

  .technology-card img {
    height: 64px;
  }

  .technology-card h3 span {
    font-size: 0.95rem;
  }

  .technology-card p {
    font-size: 0.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}