:root {
  --c-ink: #231815;
  --c-red: #9e1313;
  --c-red-deep: #7c0f0f;
  --c-paper: #ffffff;
  --c-mist: #f1f1f1;
  --c-gray: #777b80;
  --c-line: #d8d9da;
  --c-black: #111111;
  --c-black-2: #1c1c1c;
  --font-ja:
    "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo,
    sans-serif;
  --font-num: "Barlow", "Noto Sans JP", sans-serif;
  --w-content: 1080px;
  --sp: 8px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  --card-interval: 80ms;
  --header-height: 60px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-padding-top: calc(var(--header-height) + 24px);
}
body {
  margin: 0;
  padding-bottom: 72px;
  color: var(--c-ink);
  background: var(--c-paper);
  font: 400 15px/1.9 var(--font-ja);
}
body.menu-open {
  overflow: hidden;
}
h1,
h2,
h3,
p,
ul,
ol,
dl,
dd {
  margin: 0;
}
ul,
ol {
  padding: 0;
  list-style: none;
}
a {
  color: inherit;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}
button {
  font: inherit;
  cursor: pointer;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
svg {
  display: block;
}
button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}
:focus-visible {
  outline: 2px solid var(--c-red);
  outline-offset: 2px;
}
[hidden] {
  display: none !important;
}
.container {
  width: calc(100% - 40px);
  max-width: var(--w-content);
  margin-inline: auto;
}
.section {
  padding-block: 64px;
}
.mist {
  background: var(--c-mist);
}
.sec-title {
  margin-bottom: 32px;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.6;
}
.sec-title__en {
  display: block;
  margin-bottom: 6px;
  color: var(--c-red);
  font: 600 12px/1.5 var(--font-num);
  letter-spacing: 0.2em;
}
.sec-title::after {
  content: "";
  display: block;
  width: 40px;
  height: 2px;
  margin-top: 18px;
  background: var(--c-red);
}
.centered {
  text-align: center;
}
.centered::after {
  margin-inline: auto;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  border-top: 4px solid var(--c-red);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-paper);
}
.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  padding-inline: 16px;
  gap: 12px;
  max-width: 1440px;
  margin: auto;
}
.brand {
  margin-right: auto;
  min-width: 0;
}
.brand img {
  height: 22px;
  width: auto;
}
.header-phone {
  display: grid;
  place-items: center;
  width: 40px;
  height: 44px;
  flex-shrink: 0;
}
.header-phone svg {
  width: 23px;
  fill: none;
  stroke: var(--c-ink);
  stroke-width: 1.5;
}
.menu-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border: 0;
  background: transparent;
  flex-shrink: 0;
}
.menu-toggle span {
  width: 24px;
  height: 1px;
  background: var(--c-ink);
  transition:
    transform 0.2s,
    opacity 0.2s;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.site-menu {
  display: none;
  position: fixed;
  inset: var(--header-height) 0 0;
  padding: 24px max(24px, calc((100% - 640px) / 2));
  background: var(--c-paper);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.site-menu.is-open {
  display: block;
}
.site-menu a {
  display: block;
  padding: 13px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
}
.site-menu a span {
  display: block;
  margin-top: 3px;
  color: var(--c-gray);
  font: 500 10px/1.5 var(--font-num);
  letter-spacing: 0.12em;
}
.hero {
  position: relative;
  isolation: isolate;
  color: var(--c-paper);
  background: var(--c-black);
  min-height: 78vh;
  overflow: hidden;
  display: grid;
  align-content: center;
}
/* 写真を暗く透かして敷く。左は文字が読めるよう濃く、右は製品が見えるよう薄く */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: url("../images/hero-bg-sp.jpg") center 62% / cover no-repeat;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.72) 0%,
    rgba(0, 0, 0, 0.55) 55%,
    rgba(0, 0, 0, 0.78) 100%
  );
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  right: -1%;
  width: 110px;
  height: 100%;
  background: var(--c-red);
  opacity: 0.85;
  clip-path: polygon(78% 0, 100% 0, 22% 100%, 0 100%);
}
.hero-grid {
  display: grid;
  gap: 0 40px;
  padding-block: 56px 64px;
}
/* 製品名ラベルと認定バッジを1行に */
.hero-top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 18px;
}
.hero-copy {
  min-width: 0;
}
/* テスラ認定販売施工会社バッジ。公式の認定ロゴが支給されたら画像へ差し替える */
.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 14px 24px 14px 18px;
  /* 金属の金。単色ベタだと安く見えるので、斜めの光沢を入れる */
  border: 1px solid rgba(120, 90, 20, 0.55);
  background: linear-gradient(
    135deg,
    #b08a2c 0%,
    #e3c46b 20%,
    #f6e6ad 36%,
    #d3ab48 54%,
    #a67c24 76%,
    #dcbb5e 100%
  );
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}
.cert-badge__icon {
  flex: none;
  width: 32px;
  height: 32px;
  fill: none;
  stroke: var(--c-ink);
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cert-badge__text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.cert-badge__en {
  font: 600 11px/1 var(--font-num);
  letter-spacing: 0.14em;
  color: rgba(35, 24, 21, 0.72);
}
.cert-badge__jp {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--c-ink);
}
.cert-badge__sub {
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  color: rgba(35, 24, 21, 0.78);
}
/* 認定バッジを右上へまとめて置くための箱 */
.hero-badges {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}
.hero-label {
  font: 600 20px/1.25 var(--font-num);
  letter-spacing: 0.16em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.55);
}
.hero h1 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.035em;
}
.hero-lead {
  margin-top: 24px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 28px;
}
.hero-stats > div,
.highlight-grid > div {
  display: flex;
  flex-direction: column;
}
.u-nowrap {
  white-space: nowrap;
}
.hero-stats dt {
  order: 2;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}
.hero-stats dd {
  font: 600 36px/1.3 var(--font-num);
  white-space: nowrap;
}
.hero-stats dd span {
  font-size: 16px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  min-height: 52px;
  padding: 10px 32px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.6;
  transition: transform 0.2s;
}
.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}
.btn > span {
  font-size: 23px;
  line-height: 1;
}
.btn--red {
  background: var(--c-red);
  color: var(--c-paper);
}
.btn--red:hover {
  background: var(--c-red-deep);
}
.btn--ghost {
  background: var(--c-paper);
  color: var(--c-ink);
  border-color: var(--c-ink);
}
.hero .btn--ghost {
  color: var(--c-paper);
  border-color: var(--c-paper);
  background: transparent;
}
.hero :focus-visible,
.highlights :focus-visible,
.contact-band :focus-visible {
  outline-color: var(--c-paper);
}
.hero-note {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 13px;
}
.product-stage {
  display: grid;
  place-items: center;
  position: relative;
  isolation: isolate;
}
.product-stage--hero {
  display: none;
}
.product-stage--hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  bottom: -24px;
  width: 280px;
  max-width: 100%;
  height: 46px;
  background: linear-gradient(rgba(255, 255, 255, 0.12), transparent);
  clip-path: ellipse(50% 50%);
}
/* ヒーロー直下で横に流れる実績の帯。同じ並びを2つ続け、半分動いたら先頭に戻すと継ぎ目が出ない */
.area-ticker {
  position: relative;
  overflow: hidden;
  background: var(--c-black);
  border-block: 1px solid #a67c24;
}
.area-ticker__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.area-ticker__track {
  display: flex;
  width: max-content;
  animation: area-ticker 40s linear infinite;
}
.area-ticker:hover .area-ticker__track {
  animation-play-state: paused;
}
.area-ticker__group {
  display: flex;
  align-items: center;
}
.area-ticker__item {
  padding: 14px 0;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.area-ticker__item em {
  margin-right: 0.6em;
  color: #e3c46b;
  font-style: normal;
}
.area-ticker__sep {
  margin-inline: 28px;
  color: #a67c24;
  font-size: 10px;
}
@keyframes area-ticker {
  to {
    transform: translateX(-50%);
  }
}
.breadcrumb {
  height: 44px;
  display: flex;
  align-items: center;
  color: var(--c-gray);
  font-size: 13px;
}
.breadcrumb ol {
  display: flex;
  align-items: center;
}
.breadcrumb li + li::before {
  content: "|";
  margin-inline: 16px;
  color: var(--c-line);
}
.about {
  position: relative;
  isolation: isolate;
}
.about::before {
  content: "";
  position: absolute;
  z-index: -1;
  right: 0;
  top: 0;
  width: 40%;
  height: 100%;
  background: var(--c-mist);
  clip-path: polygon(38% 0, 100% 0, 100% 100%, 12% 100%);
}
.about-grid {
  display: grid;
  gap: 40px;
}
.about-text {
  font-size: 16px;
  line-height: 1.9;
}
.about-text p + p {
  margin-top: 20px;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.chips li {
  padding: 6px 10px;
  border-radius: 2px;
  background: var(--c-mist);
  font-size: 13px;
}
.product-stage--about {
  width: 320px;
  max-width: 100%;
  justify-self: center;
}
.product-photo {
  width: 100%;
  height: auto;
  border-radius: 2px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}
.feature-grid,
.rise-grid {
  display: grid;
  gap: 20px;
}
.feature-card {
  padding: 28px 24px;
  border-top: 3px solid var(--c-red);
  background: var(--c-paper);
}
.number {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--c-red);
  color: var(--c-paper);
  font: 600 13px/1 var(--font-num);
}
.feature-card h3 {
  margin: 16px 0 12px;
  font-size: 20px;
  line-height: 1.65;
}
.feature-card p {
  font-size: 15px;
}
/* --- 数字帯: 黒地に銀の光沢がゆっくり流れる --- */
.highlights {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: 64px;
  background: var(--c-black);
  color: var(--c-paper);
  text-align: center;
}
.highlights::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -60%;
  left: -60%;
  width: 220%;
  height: 220%;
  background: linear-gradient(
    115deg,
    transparent 32%,
    rgba(255, 255, 255, 0.145) 45%,
    rgba(255, 255, 255, 0.245) 50%,
    rgba(255, 255, 255, 0.105) 56%,
    transparent 70%
  );
  will-change: transform;
}
.highlights::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    radial-gradient(
      120% 80% at 22% 18%,
      rgba(198, 224, 233, 0.22),
      transparent 58%
    ),
    radial-gradient(
      90% 70% at 84% 88%,
      rgba(228, 214, 205, 0.16),
      transparent 60%
    );
}
.motion-ready .highlights::before {
  animation: silver-sheen 15s ease-in-out infinite alternate;
}
.motion-ready .highlights::after {
  animation: silver-breathe 9s ease-in-out infinite alternate;
}
@keyframes silver-sheen {
  from {
    transform: translate3d(-16%, -6%, 0) rotate(-2deg);
  }
  to {
    transform: translate3d(16%, 6%, 0) rotate(2deg);
  }
}
@keyframes silver-breathe {
  from {
    opacity: 0.55;
  }
  to {
    opacity: 1;
  }
}
.highlights h2 {
  font: 600 14px/1.5 var(--font-num);
  letter-spacing: 0.25em;
}
.highlight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px 12px;
  margin: 32px 0;
}
.highlight-grid dd {
  font: 600 40px/1.3 var(--font-num);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.highlight-grid small {
  font-size: 16px;
}
.highlight-grid dt {
  order: 2;
  margin-top: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}
.highlights p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.line-icon {
  width: 48px;
  height: 48px;
  fill: none;
  stroke: var(--c-ink);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.daily-grid {
  display: grid;
  gap: 64px;
}
.daily-grid article {
  position: relative;
  text-align: center;
}
.daily-grid .line-icon {
  display: block;
  width: 76px;
  height: 76px;
  margin: 0 auto;
  stroke-width: 1.2;
}
.daily-grid article + article::before {
  content: "↓";
  position: absolute;
  top: -52px;
  left: calc(50% - 10px);
  color: var(--c-line);
  font-size: 28px;
}
.time-label {
  margin-top: 20px;
  color: var(--c-red);
  font: 600 13px/1.6 var(--font-num);
  letter-spacing: 0.08em;
}
.daily-grid h3 {
  margin: 8px 0 12px;
  font-size: 18px;
}
.specifications {
  padding-top: 0;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
th,
td {
  display: block;
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
}
th {
  background: var(--c-mist);
  font-weight: 500;
}
tr:first-child th {
  border-top: 1px solid var(--c-line);
}
.fine-print {
  margin-top: 16px;
  color: var(--c-gray);
  font-size: 13px;
}
/* 実績はカード本文に混ぜず、セクションの入口で一度だけ大きく見せる */
.rise-record {
  margin: -14px 0 36px;
  text-align: center;
  font-size: 15px;
  font-weight: 500;
}
.rise-record strong {
  margin: 0 4px;
  color: var(--c-red);
  font: 600 30px/1 var(--font-num);
}
.rise-card {
  display: flex;
  flex-direction: column;
  padding: 28px 24px;
  background: var(--c-paper);
}
.rise-card .line-icon {
  width: 40px;
  height: 40px;
}
.rise-card h3 {
  font-size: 17px;
  line-height: 1.7;
  margin: 20px 0 12px;
}
.rise-card p {
  font-size: 14px;
  margin-bottom: 24px;
}
.rise-card a {
  margin-top: auto;
  color: var(--c-red);
  font-size: 13px;
  font-weight: 500;
}
.flow-grid {
  display: grid;
  gap: 28px;
}
.flow-grid li {
  position: relative;
  padding-left: 48px;
}
.flow-grid .number {
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 28px;
  font-size: 14px;
}
.flow-grid li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 36px;
  height: calc(100% - 16px);
  width: 1px;
  background: var(--c-line);
}
.flow-grid h3 {
  margin-bottom: 12px;
  font-size: 16px;
  line-height: 1.7;
}
.flow-grid p {
  font-size: 14px;
}
/* --- FAQ: 淡い虹色のもや。明度95〜99%・彩度8%以下（大気社採用サイトと同じ数値帯） --- */
.faq {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: #f2f4f5;
}
.faq::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -70%;
  left: -70%;
  width: 240%;
  height: 240%;
  background:
    radial-gradient(
      closest-side at 37% 35%,
      #dcf0f7 0%,
      rgba(220, 240, 247, 0.88) 40%,
      rgba(220, 240, 247, 0) 76%
    ),
    radial-gradient(
      closest-side at 63% 31%,
      #faefe4 0%,
      rgba(250, 239, 228, 0.85) 42%,
      rgba(250, 239, 228, 0) 74%
    ),
    radial-gradient(
      closest-side at 60% 66%,
      #e8edfa 0%,
      rgba(232, 237, 250, 0.88) 40%,
      rgba(232, 237, 250, 0) 74%
    ),
    radial-gradient(
      closest-side at 35% 65%,
      #fceaf1 0%,
      rgba(252, 234, 241, 0.82) 42%,
      rgba(252, 234, 241, 0) 76%
    );
  will-change: transform;
}
/* 白い光の帯。輪郭があるので移動が目に見える */
.faq::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    102deg,
    transparent 40%,
    rgba(255, 255, 255, 0.72) 47%,
    rgba(255, 255, 255, 0.34) 51%,
    rgba(255, 255, 255, 0.68) 55%,
    transparent 62%
  );
  will-change: transform;
}
.motion-ready .faq::before {
  animation: pearl-drift 16s ease-in-out infinite alternate;
}
.motion-ready .faq::after {
  animation: pearl-sheen 11s ease-in-out infinite alternate;
}
@keyframes pearl-drift {
  from {
    transform: translate3d(-16%, -10%, 0) rotate(-8deg) scale(1.02);
  }
  to {
    transform: translate3d(16%, 10%, 0) rotate(8deg) scale(1.18);
  }
}
@keyframes pearl-sheen {
  from {
    transform: translate3d(-26%, -6%, 0);
  }
  to {
    transform: translate3d(26%, 6%, 0);
  }
}
/* 背景が明るくなったぶん、カードは影で浮かせる */
.faq details {
  box-shadow: 0 10px 30px rgba(35, 24, 21, 0.1);
}
.faq-inner {
  max-width: 880px;
}
.faq details {
  background: var(--c-paper);
  border-bottom: 1px solid var(--c-line);
}
.faq details + details {
  margin-top: 12px;
}
.faq summary {
  position: relative;
  padding: 22px 44px 22px 48px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.8;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::before {
  content: "Q";
  position: absolute;
  left: 20px;
  top: 24px;
  color: var(--c-red);
  font: 600 20px/1.4 var(--font-num);
}
.faq summary::after {
  content: "＋";
  position: absolute;
  right: 16px;
  top: 23px;
  color: var(--c-red);
  font-size: 20px;
}
.faq details[open] summary::after {
  content: "−";
}
.faq details > p {
  padding: 0 24px 24px 48px;
  font-size: 15px;
}
.contact-band {
  position: relative;
  isolation: isolate;
  padding-block: 64px;
  background: var(--c-red);
  color: var(--c-paper);
  text-align: center;
}
.contact-band::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: 0;
  top: 0;
  width: 40%;
  height: 100%;
  background: rgba(255, 255, 255, 0.08);
  clip-path: polygon(70% 0, 100% 0, 100% 100%, 0 100%);
}
.contact-label {
  font: 600 12px/1.5 var(--font-num);
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
}
.contact-band h2 {
  margin: 12px 0 16px;
  font-size: 28px;
  line-height: 1.6;
}
.contact-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px 48px;
  margin-top: 32px;
}
.btn--white {
  background: var(--c-paper);
  color: var(--c-red);
}
.contact-phone {
  font: 600 32px/1.3 var(--font-num);
}
.reception {
  font-size: 13px;
}
.page-top {
  padding-block: 24px;
  text-align: right;
  font-size: 13px;
}
.page-top span {
  margin-left: 12px;
}
.site-footer {
  border-top: 1px solid var(--c-line);
  padding-top: 40px;
}
.footer-brand {
  display: inline-block;
  max-width: 100%;
}
.footer-brand img {
  width: auto;
  height: 28px;
}
.qualifications {
  margin: 24px 0 32px;
  font-size: 12px;
  color: var(--c-gray);
}
.footer-grid {
  display: grid;
  gap: 28px;
  font-size: 13px;
}
.footer-heading {
  font-weight: 700;
  margin-bottom: 12px;
}
address {
  font-style: normal;
  line-height: 2;
}
.footer-grid li + li {
  margin-top: 6px;
}
.trademark {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--c-line);
  color: var(--c-gray);
  font-size: 11px;
}
.copyright {
  padding-block: 24px;
  color: var(--c-gray);
  text-align: center;
  font: 500 11px/1.8 var(--font-num);
}
.mobile-contact {
  position: fixed;
  z-index: 80;
  bottom: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: calc(56px + env(safe-area-inset-bottom, 0px));
  background: var(--c-paper);
  border-top: 1px solid var(--c-line);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.mobile-contact a {
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 500;
}
.mobile-contact a:last-child {
  background: var(--c-red);
  color: var(--c-paper);
}
.motion-stop {
  position: fixed;
  z-index: 90;
  bottom: calc(68px + env(safe-area-inset-bottom, 0px));
  right: 12px;
  padding: 8px 12px;
  max-width: calc(100% - 24px);
  border: 1px solid var(--c-line);
  border-radius: 2px;
  background: var(--c-paper);
  color: var(--c-ink);
  box-shadow: var(--shadow);
  font-size: 12px;
}
.motion-stop[aria-pressed="true"] {
  color: var(--c-gray);
}
.motion-ready .hero-enter {
  animation: hero-enter 0.6s both;
}
.motion-ready .hero-label {
  animation-delay: 0ms;
}
.motion-ready .cert-badge {
  animation-delay: 80ms;
}
.motion-ready .hero h1 {
  animation-delay: 160ms;
}
.motion-ready .hero-lead {
  animation-delay: 240ms;
}
.motion-ready .hero-stats {
  animation-delay: 320ms;
}
.motion-ready .hero-actions {
  animation-delay: 400ms;
}
.motion-ready .hero-note {
  animation-delay: 480ms;
}
.motion-ready .product-stage--hero {
  animation: product-enter 0.9s both;
}
.motion-ready .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 0.6s,
    transform 0.6s;
}
.motion-ready .reveal.is-visible {
  opacity: 1;
  transform: none;
}
.stagger-group .reveal:nth-child(2) {
  transition-delay: var(--card-interval);
}
.stagger-group .reveal:nth-child(3) {
  transition-delay: calc(var(--card-interval) * 2);
}
.stagger-group .reveal:nth-child(4) {
  transition-delay: calc(var(--card-interval) * 3);
}
.stagger-group .reveal:nth-child(5) {
  transition-delay: calc(var(--card-interval) * 4);
}
@keyframes hero-enter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes product-enter {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
html.motion-off {
  scroll-behavior: auto;
}
html.motion-off *,
html.motion-off *::before,
html.motion-off *::after {
  animation: none !important;
  transition: none !important;
  scroll-behavior: auto !important;
}
html.motion-off .reveal {
  opacity: 1;
  transform: none;
}
@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
  .container {
    width: calc(100% - 64px);
  }
  .section {
    padding-block: 88px;
  }
  .sec-title {
    font-size: 28px;
    margin-bottom: 40px;
  }
  .hero-grid {
    padding-block: 96px;
    grid-template-columns: minmax(0, 640px);
  }
  .hero-bg {
    background-image: url("../images/hero-bg.jpg");
    background-position: center 55%;
  }
  .hero-bg::after {
    background: linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.82) 0%,
      rgba(0, 0, 0, 0.62) 45%,
      rgba(0, 0, 0, 0.22) 100%
    );
  }
  .cert-badge {
    gap: 18px;
    padding: 18px 32px 18px 24px;
  }
  .cert-badge__icon {
    width: 42px;
    height: 42px;
  }
  .cert-badge__en {
    font-size: 12px;
  }
  .cert-badge__jp {
    font-size: 24px;
  }
  .cert-badge__sub {
    font-size: 13px;
  }
  .area-ticker__item {
    padding: 17px 0;
    font-size: 18px;
  }
  .area-ticker__sep {
    margin-inline: 40px;
  }
  .hero-label {
    font-size: 26px;
    letter-spacing: 0.18em;
  }
  .hero-top {
    margin-bottom: 22px;
  }
  .hero h1 {
    font-size: 40px;
  }
  .hero-lead {
    font-size: 16px;
    max-width: 640px;
  }
  .hero-stats {
    max-width: 560px;
  }
  .hero-stats dd {
    font-size: 40px;
  }
  .feature-grid,
  .rise-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
  .feature-card {
    padding: 32px;
  }
  .highlight-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
  .highlight-grid dd {
    font-size: 56px;
  }
  .highlight-grid small {
    font-size: 16px;
  }
  .daily-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 40px;
  }
  .daily-grid article + article::before {
    content: "→";
    top: 4px;
    left: -32px;
  }
  .specifications {
    padding-top: 0;
  }
  th,
  td {
    display: table-cell;
    padding: 18px 24px;
  }
  th {
    width: 30%;
  }
  tr:first-child td {
    border-top: 1px solid var(--c-line);
  }
  .faq summary {
    padding: 24px 64px;
  }
  .faq summary::before {
    left: 24px;
  }
  .faq summary::after {
    right: 24px;
  }
  .faq details > p {
    padding: 0 64px 24px;
  }
  .contact-band {
    padding-block: 72px;
  }
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1.2fr 0.7fr;
    gap: 24px;
  }
  .mobile-contact {
    display: none;
  }
  .motion-stop {
    bottom: 16px;
  }
}
@media (min-width: 1024px) {
  :root {
    --header-height: 72px;
  }
  .header-inner {
    padding-inline: 24px;
    gap: 24px;
  }
  .brand img {
    height: 26px;
  }
  .header-phone,
  .menu-toggle {
    display: none;
  }
  .site-menu,
  .site-menu.is-open {
    display: flex;
    position: static;
    padding: 0;
    gap: 24px;
    overflow: visible;
  }
  .site-menu a {
    border: 0;
    padding: 8px 0;
    text-align: center;
    white-space: nowrap;
  }
  .hero {
    min-height: 78vh;
    display: grid;
    align-items: center;
  }
  .hero-grid {
    grid-template-columns: minmax(0, 600px) 1fr;
    align-items: center;
  }
  .hero-copy {
    grid-column: 1;
  }
  .hero-top {
    margin-bottom: 22px;
  }
  /* バッジはヒーローの右上へ絶対配置する。
     右 140px は、右下から伸びる赤い斜め帯（.hero::before は上部で
     画面右端から 60px まで張り出す）を避けるための距離 */
  .hero-badges {
    position: absolute;
    top: 60px;
    right: 140px;
    z-index: 2;
    align-items: flex-end;
  }
  .hero h1 {
    font-size: 38px;
  }
  .hero-lead {
    max-width: 560px;
  }
  .hero-bg {
    background-size: 150% auto;
    background-position: 4% 62%;
  }
  .hero h1 {
    font-size: 40px;
  }
  .hero-actions {
    flex-wrap: nowrap;
    gap: 12px;
  }
  .hero-actions .btn {
    padding-inline: 24px;
  }
  .hero::before {
    right: -40px;
    width: 200px;
    clip-path: polygon(50% 0, 100% 0, 50% 100%, 0 100%);
  }
  .about-grid {
    grid-template-columns: minmax(0, 1.8fr) minmax(280px, 1fr);
    align-items: center;
    gap: 64px;
  }
  .rise-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .rise-card {
    padding: 28px 22px;
  }
  .flow-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 24px;
  }
  .flow-grid li {
    padding: 0;
  }
  .flow-grid .number {
    position: relative;
    margin-bottom: 20px;
  }
  .flow-grid li:not(:last-child)::after {
    top: 14px;
    left: 40px;
    width: calc(100% - 32px);
    height: 1px;
  }
  .qualifications {
    white-space: nowrap;
    letter-spacing: -0.04em;
  }
}