@charset "UTF-8";

/* ================= Base ================= */
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
}
body {
  font-family: "Inter", "Noto Sans JP", system-ui, -apple-system, "Segoe UI",
    "Helvetica Neue", Arial, sans-serif;
  color: #0e1220;
  background: #0a1e3a;
  line-height: 1.75;
  font-size: 16px;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-top: 80px;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
.skip:focus {
  position: fixed !important;
  left: 12px !important;
  top: 12px !important;
  width: auto !important;
  height: auto !important;
  padding: 0.5rem 0.75rem;
  background: #ffffff;
  color: #0a1e3a;
  z-index: 9999;
  border-radius: 6px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
}
.container {
  padding: 0 4%;
  margin: 0 auto;
  max-width: 1200px;
}
.fadein {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}
.fadein.active {
  opacity: 1;
  transform: translateY(0);
}

/* ========= Header ========= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(7, 21, 43, 1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 4%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
.logo {
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.hamburger {
  display: none;
}
/* Global Nav */
.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-list a {
  display: block;
  color: #dfe9ff;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.9rem 1rem;
  border-radius: 12px;
  font-weight: 600;
}
.nav-list a:hover {
  background-color: #00b0ff;
}
.nav-list a.cta {
  background: #e11d48;
  border-color: transparent;
  color: #fff;
  text-align: center;
}
.mask {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  display: none;
  z-index: 998;
}

/* ========= Hero ========= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: url("img/hero1.jpg") no-repeat center center / cover;
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  width: min(1100px, 92%);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 4rem;
}
.hero-title {
  font-size: clamp(28px, 3.4vw, 56px);
  line-height: 1.2;
}
.hero-title,
.hero p {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
}
.hero-title span {
  color: #0ea5e9;
  font-weight: 800;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.35);
}
.catch {
  margin: 0.8rem 0 1.2rem;
  color: rgba(255, 255, 255, 0.9);
}
.hero-title,
.catch {
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}
.hero__mock {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 16/10;
  border-radius: 14px;
  background: url("img/ai.jpg") no-repeat center center / cover;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
  transform: translateY(0);
  transition: transform 0.6s ease;
}
.hero__mock:hover {
  transform: translateY(-3px);
}
.features-wrap {
  display: inline-block;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background: rgba(10, 22, 35, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  margin: 0.6rem 0;
}
.features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem 1.2rem;
}
.btn {
  display: inline-block;
  margin-top: 1rem;
  background: #0ea5e9;
  color: #fff;
  padding: 0.9rem 1.4rem;
  border-radius: 10px;
  font-weight: 700;
  box-shadow: 0 6px 18px rgba(14, 165, 233, 0.35);
  transition: all 0.2s ease;
}
.btn:hover {
  background: #0c8ec7;
  transform: translateY(2px);
  box-shadow: 0 3px 10px rgba(14, 165, 233, 0.25);
}
.btn:active {
  transform: translateY(4px);
  box-shadow: 0 1px 5px rgba(14, 165, 233, 0.2);
}

/* ========= Sections common ========= */
section {
  scroll-margin-top: 88px;
}
.section-title {
  color: #ffffff;
  font-size: clamp(22px, 3.5vw, 32px);
  margin: 0 0 18px;
  position: relative;
}
.section-title:after {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  background: linear-gradient(90deg, #0f5bff, #00b0ff);
  margin-top: 10px;
}

/* ========= Problem ========= */
.problem {
  color: #fff;
  text-align: center;
  padding: 56px 0 38px;
}
.problem h2 {
  font-size: clamp(22px, 3.5vw, 28px);
  margin-bottom: 18px;
}
.problems {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}
.problem-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 14px;
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 10px;
  align-items: center;
}
.problem-box span {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  color: #0a1e3a;
  font-weight: 800;
  background: #ffdb3d;
  border-radius: 999px;
}
.arrow {
  width: 0;
  height: 0;
  margin: 14px auto;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 14px solid #ffdb3d;
}
.solution {
  margin: 0 0 16px;
  color: #e6f0ff;
}
.btn.btn-large {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 60%;
  gap: 0.9rem;
  padding: 1.05rem 1.25rem;
  border-radius: 14px;
  margin: 0 auto;
}
.btn-text {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.3;
}
.btn-circle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 64px;
  height: 64px;
  margin-left: 0.75rem;
  border-radius: 999px;
  background: #fff;
  color: #0a1e3a;
  border: 2px solid #0a1e3a;
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.02em;
  vertical-align: middle;
}
.btn-circle .num-large {
  display: block;
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 2px;
}
.btn-circle br {
  line-height: 1;
}

/* ========= Reasons ========= */
.reasons {
  color: #fff;
  padding: 56px 0;
}
.reasons h2 {
  text-align: center;
  margin-bottom: 8px;
}
.reasons .num {
  font-size: 1.25em;
  color: #ffdb3d;
}
.reasons-lead {
  text-align: center;
  color: #cfe4ff;
  margin-bottom: 22px;
}
.reasons-list {
  display: grid;
  gap: 14px;
  margin-bottom: 2rem;
}
.reason-box {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 14px;
}
.reason-thumb {
  display: grid;
  place-items: center;
  background: #0f1f3e;
  color: #cfe4ff;
  border-radius: 10px;
  font-weight: 700;
}
.reason-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.reason-num {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: #0a1e3a;
  background: #ffdb3d;
  border-radius: 999px;
  font-weight: 800;
}
.reason-desc {
  color: #d6e4ff;
}

/* ========= Services ========= */
.services {
  color: #fff;
  padding: 56px 0;
}
.cards {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}
.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 16px;
}
.card__thumb {
  width: 80px;
  height: 80px;
  border-radius: 12px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}
.card__thumb--chat {
  background-image: url("img/messenger.png");
  background-color: #e0f2fe;
}
.card__thumb--analytics {
  background-image: url("img/dashboard.png");
  background-color: #fee2e2;
}
.card__thumb--api {
  background-image: url("img/response.png");
  background-color: #dcfce7;
}
.card__thumb.is-photo {
  background: #0f1f3e url("img/photo-dummy.jpg") center/cover no-repeat;
}
.card__title {
  margin: 0 0 6px;
  font-size: 18px;
}
.card__desc {
  color: #cfe4ff;
}

/* ========= Compare ========= */
.compare {
  color: #fff;
  padding: 56px 0;
}
.compare__title {
  font-size: clamp(22px, 3.5vw, 28px);
  margin: 0 0 6px;
}
.compare__lead {
  color: #cfe4ff;
  margin: 0 0 16px;
}
.cmp-table-wrap {
  overflow-x: auto;
}
.cmp-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  overflow: hidden;
  text-align: center;
}
.cmp-table th,
.cmp-table td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #e6f0ff;
}
.cmp-table thead th {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font-weight: 700;
}
.cmp-th--item {
  width: 26%;
}
.cmp-top--highlight,
.cmp-bottom--highlight,
.cmp-row--highlight {
  background: rgba(15, 91, 255, 0.18);
}
.cmp-bottom--highlight {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.mark {
  display: inline-block;
  position: relative;
}
.is-maru {
  width: 18px;
  height: 18px;
  border: 2px solid #fff;
  border-radius: 999px;
}
.is-double-maru {
  width: 18px;
  height: 18px;
  border: 2px solid #ffdb3d;
  border-radius: 999px;
  box-shadow: 0 0 0 3px rgba(255, 219, 61, 0.25) inset;
}
.is-sankaku {
  width: 0;
  height: 0;
  border-left: 9px solid transparent;
  border-right: 9px solid transparent;
  border-bottom: 16px solid #fff;
}
.is-batsu {
  width: 18px;
  height: 18px;
}
.is-batsu::before,
.is-batsu::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 18px;
  height: 2px;
  background: #fff;
}
.is-batsu::before {
  transform: translateY(-50%) rotate(45deg);
}
.is-batsu::after {
  transform: translateY(-50%) rotate(-45deg);
}
.bold-text {
  font-weight: 800;
}
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  background: #00b0ff;
  color: #001428;
  font-weight: 800;
  font-size: 12px;
}
.cmp-reco {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  margin-top: 18px;
}
.cmp-reco__illust img {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 240px;
  object-fit: cover;
  margin: 0 auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}
.cmp-reco__body {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 14px;
}
.cmp-reco__list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.cmp-reco__list li {
  position: relative;
  padding-left: 1.6em;
  margin-bottom: 0.6em;
}
.cmp-reco__list li::before {
  content: "✔";
  color: #0ea5e9;
  position: absolute;
  left: 0;
  top: 0;
}
.cmp-reco__title {
  margin: 0 0 8px;
}
.cmp-reco__list {
  margin: 0;
  padding-left: 1.2em;
  color: #e6f0ff;
}

/* ========= Results ========= */
.results {
  color: #fff;
  padding: 56px 0;
}
.results__title {
  font-size: clamp(22px, 3.5vw, 28px);
  margin: 0 0 10px;
}
.results__summary {
  color: #cfe4ff;
  margin-bottom: 1rem;
}
.results__logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 1rem;
}
.logo-card {
  display: grid;
  place-items: center;
  height: 76px;
  color: #dfe9ff;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  font-weight: 700;
  text-align: center;
  color: #cfe4ff;
}
.kpi-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.kpi-card {
  background: rgba(14, 165, 233, 0.15);
  border: 1px solid rgba(14, 165, 233, 0.3);
  border-radius: 12px;
  padding: 14px;
  text-align: center;
}
.kpi-num {
  font-size: 28px;
  font-weight: 800;
  color: #0ea5e9;
}
.kpi-label {
  color: #cfe4ff;
}
.results__cta {
  margin-top: 16px;
  text-align: center;
}

/* ========= Global ========= */
.global {
  position: relative;
  color: #fff;
  padding: 72px 0;
  overflow: clip;
}
.global__bg {
  position: absolute;
  inset: 0;
  margin: auto;
  width: min(1200px, 95%);
  height: min(550px, 70%);
  background: url("img/world.png") no-repeat center / cover;
  clip-path: ellipse(75% 55% at 50% 50%);
  opacity: 0.35;
  z-index: -1;
}
.global__content {
  position: relative;
  width: min(900px, 92%);
  margin: 0 auto;
  text-align: center;
}
.global__title {
  font-size: clamp(22px, 3.5vw, 28px);
  margin: 0 0 8px;
}
.global__lead {
  color: #cfe4ff;
}
.global__desc {
  color: #d6e4ff;
}

/* ========= Flow ========= */
.flow {
  color: #fff;
  padding: 56px 0;
}
.flow__heading {
  margin: 0 0 12px;
}
.flow__track {
  overflow-x: auto;
}
.flow__steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 26px;
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
}
.flow__step {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 12px;
  text-align: center;
  color: #e6f0ff;
  position: relative;
}
.flow__step:not(:last-child)::after {
  content: "➔";
  position: absolute;
  right: -22px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: #0ea5e9;
  text-shadow: 0 0 6px rgba(14, 165, 233, 0.6);
}
.flow__card {
  width: 64px;
  height: 64px;
  margin: 0 auto 8px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #0f5bff33, #00b0ff33);
  border: 1px dashed rgba(255, 255, 255, 0.2);
}
.flow__card span {
  font-size: 22px;
  font-weight: 800;
  color: #ffdb3d;
}
.flow__title {
  font-weight: 700;
  color: #fff;
  margin: 0 0 4px;
}
.flow__note {
  font-size: 13px;
  color: #cfe4ff;
  margin: 0;
}

/* ========= Company ========= */
.company {
  color: #fff;
  padding: 72px 0;
  position: relative;
  overflow: hidden;
  background: radial-gradient(
      1200px 600px at 80% -10%,
      rgba(15, 91, 255, 0.25),
      transparent 60%
    ),
    radial-gradient(
      900px 500px at -10% 30%,
      rgba(0, 214, 255, 0.18),
      transparent 60%
    ),
    linear-gradient(135deg, #0a1020 0%, #0a1533 55%, #0b1f55 100%);
}
.company::before,
.company::after {
  content: "";
  position: absolute;
  inset: auto;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.28;
  pointer-events: none;
}
.company::before {
  background: #0f5bff;
  right: -120px;
  top: -80px;
}
.company::after {
  background: #00d6ff;
  left: -140px;
  bottom: -120px;
}
.company__grid {
  display: grid;
  gap: 14px;
}
.company__block {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 16px;
}
.company__dl {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 6px 12px;
  margin: 0;
}
.company__dl dt {
  color: #cfe4ff;
}
.timeline {
  list-style: none;
  padding-left: 0;
  margin: 0;
  position: relative;
}
.timeline li {
  padding-left: 64px;
  position: relative;
}
.timeline li span {
  position: absolute;
  left: 0;
  top: 0;
  display: inline-grid;
  place-items: center;
  width: 50px;
  height: 26px;
  border-radius: 999px;
  background: #0f5bff;
  color: #fff;
  font-weight: 800;
}

/* ========= Careers ========= */
.careers {
  color: #fff;
  padding: 56px 0;
}
.careers__lead {
  color: #cfe4ff;
}
.card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
}

/* ========= Inquiry ========= */
.inquiry {
  color: #fff;
  padding: 56px 0;
}
.inquiry__heading {
  margin: 0 0 10px;
}
.inquiry__lead {
  color: #cfe4ff;
  margin: 0 0 8px;
}
.inquiry__note {
  color: #d6e4ff;
}
.inquiry__brochure {
  margin: 18px 0;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: flex-start;
}
.inquiry__brochure-thumb {
  flex-shrink: 0;
  width: 200px;
  height: 100px;
  border-radius: 10px;
  overflow: hidden;
}
.inquiry__brochure-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}
.inquiry__brochure-tag {
  position: absolute;
  left: 8px;
  top: 8px;
  font-size: 12px;
  font-weight: 800;
  color: #001428;
  background: #ffdb3d;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
}
.inquiry__brochure-caption {
  color: #cfe4ff;
}
.inquiry__lists {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.inquiry__list {
  list-style-position: inside;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 14px;
}
.inquiry__sub {
  margin: 0 0 8px;
}

.inquiry__form {
  margin-top: 18px;
  display: grid;
  gap: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 14px;
}
.inquiry__field {
  display: grid;
  gap: 6px;
}
.inquiry__field--short {
  max-width: 280px;
}
.inquiry__field--full textarea {
  resize: vertical;
}
.inquiry__field input,
.inquiry__field textarea {
  background: #0f1f3e;
  color: #e6f0ff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
}
.inquiry__tel {
  display: grid;
  grid-template-columns: 1fr 18px 1fr 18px 1fr;
  align-items: center;
  gap: 6px;
}
.inquiry__dash {
  color: #cfe4ff;
  text-align: center;
}
.inquiry__agree {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 14px;
  color: #cfe4ff;
}
.inquiry__submit {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 1rem;
  border-radius: 12px;
  border: none;
  font-weight: 800;
  color: #fff;
  background: #e11d48;
}

/* ========= FAQ ========= */
.faq {
  color: #fff;
  padding: 56px 0;
}
.ac-menu {
  display: grid;
  gap: 10px;
}
.faq__item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  overflow: hidden;
}
.faq__question {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  background: transparent;
  color: #fff;
  padding: 14px;
  border: none;
  cursor: pointer;
}
.faq__label {
  font-weight: 800;
  color: #ffdb3d;
}
.faq__label--a {
  color: #00d0ff;
}
.faq__toggle {
  width: 22px;
  height: 22px;
  position: relative;
}
.faq__toggle::before,
.faq__toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 14px;
  height: 2px;
  background: #fff;
  transform: translate(-50%, -50%);
}
.faq__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 0.2s;
}
.faq__question[aria-expanded="true"] .faq__toggle::after {
  transform: translate(-50%, -50%) rotate(0deg);
}
.faq__answer {
  padding: 0 14px 14px;
  color: #cfe4ff;
}

/* ========= Footer ========= */
.footer {
  margin-top: 64px;
  background: radial-gradient(
      800px 360px at 20% -20%,
      rgba(0, 176, 255, 0.18),
      transparent 60%
    ),
    #07152b;
  color: #d9e6ff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer__logo {
  margin: 0;
  padding: 22px 0 8px;
  width: min(1100px, 92%);
  margin-inline: auto;
}
.footer__nav {
  width: min(1100px, 92%);
  margin: 0 auto;
  padding-bottom: 8px;
}
.footer .nav-list {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.footer__legal {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 10px;
  width: min(1100px, 92%);
  margin-inline: auto;
}
.legal-nav {
  list-style: none;
  margin: 0;
  padding: 12px 0;
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.footer__copy {
  width: min(1100px, 92%);
  margin: 0 auto;
  padding: 8px 0 22px;
  color: #9fb6e8;
}

/* ================= Responsive ================= */
@media (max-width: 1024px) {
  /* ===============================
     Header / Navigation
  =============================== */
  .hamburger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: transparent;
    cursor: pointer;
    z-index: 999;
  }
  .hamburger span {
    transition: transform 0.4s ease, opacity 0.2s ease;
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    margin: 0 auto;
    z-index: 999;
  }
  .header.open .hamburger span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .header.open .hamburger span:nth-child(2) {
    opacity: 0;
  }
  .header.open .hamburger span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  .gnav {
    position: fixed;
    top: 0;
    left: -300px;
    width: 300px;
    height: 100%;
    opacity: 0;
    background: #0a1e3a;
    transition: 0.5s ease;
    padding: 88px 20px 24px;
    z-index: 999;
  }
  .header.open .gnav {
    left: 0;
    opacity: 1;
  }
  .nav-list {
    display: grid;
  }
  .header.open .mask {
    display: block;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  /* ===============================
     Hero Section
  =============================== */
  .hero {
    padding-top: 50px;
  }
  .hero__inner {
    flex-direction: column;
    gap: 2rem;
    text-align: center;
  }
  .hero__mock {
    max-width: 100%;
    width: 90%;
    margin: 0 auto;
  }
  .hero-title {
    font-size: clamp(26px, 4vw, 42px);
  }
  .catch {
    font-size: 1rem;
  }
  .features-wrap {
    margin-left: auto;
    margin-right: auto;
  }
  /* Buttons */
  .btn {
    width: 100%;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }
  .btn.btn-large {
    max-width: 88%;
    padding: 0.9rem 1rem;
    gap: 0.8rem;
  }
  .btn-text {
    font-size: 1.25rem;
    line-height: 1.25;
  }
  .btn-circle {
    width: 56px;
    height: 56px;
    margin-left: 0.6rem;
    font-size: 11px;
    line-height: 1;
  }
  .btn-circle .num-large {
    font-size: 20px;
    margin-bottom: 2px;
    line-height: 1;
  }

  /* ===============================
     Problem Section
  =============================== */
  .problem {
    padding: 44px 0 30px;
  }
  .problem h2 {
    font-size: clamp(20px, 3.6vw, 26px);
    margin-bottom: 16px;
  }
  .problems {
    flex-direction: column;
    gap: 10px 14px;
    margin-bottom: 14px;
  }
  .problem-box {
    padding: 12px;
    grid-template-columns: 34px 1fr;
    gap: 10px;
  }
  .problem-box span {
    width: 28px;
    height: 28px;
    font-weight: 800;
  }
  .arrow {
    margin: 12px auto;
  }
  .solution {
    margin: 0 0 14px;
  }

  /* ===============================
     Reasons Section
  =============================== */
  .reasons {
    padding: 44px 0;
  }
  .reasons h2 {
    font-size: clamp(20px, 3.4vw, 26px);
    margin-bottom: 6px;
  }
  .reasons-lead {
    margin-bottom: 18px;
    font-size: 0.95rem;
  }
  .reasons-list {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 1.6rem;
  }
  .reason-box {
    grid-template-columns: 64px 1fr;
    gap: 12px;
    padding: 12px;
  }
  .reason-thumb {
    font-size: 0.9rem;
    border-radius: 8px;
  }
  .reason-head {
    gap: 6px;
    margin-bottom: 4px;
  }
  .reason-num {
    width: 26px;
    height: 26px;
    font-size: 0.9rem;
  }
  .reason-desc {
    font-size: 0.95rem;
    line-height: 1.5;
  }

  /* ===============================
     Services Section
  =============================== */
  .services {
    padding: 44px 0;
  }
  .card {
    text-align: center;
  }
  .card__thumb {
    margin: 0 auto 12px;
  }
  .card__title {
    font-size: 16px;
  }
  .card__desc {
    font-size: 14px;
  }

  /* ===============================
     Compare Section
  =============================== */
  .compare {
    padding: 44px 0;
  }
  .compare__lead {
    margin-bottom: 14px;
  }
  .cmp-table {
    font-size: 14px;
  }
  .cmp-table thead th {
    font-size: 15px;
  }
  .cmp-table th,
  .cmp-table td {
    padding: 10px 8px;
  }
  .cmp-table th.cmp-th--item,
  .cmp-table tbody th {
    text-align: left;
  }
  .cmp-th--item {
    width: 32%;
  }
  .is-maru,
  .is-double-maru,
  .is-batsu {
    width: 16px;
    height: 16px;
  }
  .is-sankaku {
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 14px solid #fff;
  }
  .is-double-maru {
    box-shadow: 0 0 0 2.5px rgba(255, 219, 61, 0.25) inset;
  }
  .badge {
    font-size: 11px;
    padding: 0.3rem 0.5rem;
  }
  .cmp-reco__illust img {
    max-height: 200px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.22);
  }
  .cmp-reco {
    gap: 12px;
    margin-top: 16px;
  }
  .cmp-reco__body {
    padding: 12px;
  }

  /* ===============================
     Results Section
  =============================== */
  .results {
    padding: 44px 0;
  }
  .results__summary {
    margin-bottom: 0.8rem;
  }
  .results__logos {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 8px;
    margin-bottom: 0.8rem;
  }
  .logo-card {
    height: 68px;
    font-size: 0.95rem;
    border-radius: 8px;
  }
  .kpi-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .kpi-card {
    padding: 12px;
    border-radius: 10px;
  }
  .kpi-num {
    font-size: 24px;
  }
  .kpi-label {
    font-size: 0.95rem;
  }
  .results__cta {
    margin-top: 14px;
  }

  /* ===============================
     Global Section
  =============================== */
  .global {
    padding: 56px 0;
  }
  .global__bg {
    width: min(1000px, 96%);
    height: min(420px, 62%);
    background-size: cover;
    clip-path: ellipse(82% 60% at 50% 50%);
    opacity: 0.4;
    filter: drop-shadow(0 18px 48px rgba(0, 0, 0, 0.35));
  }
  .global__content {
    width: min(760px, 92%);
  }
  .global__title {
    font-size: clamp(20px, 3.2vw, 26px);
    margin-bottom: 6px;
  }
  .global__lead,
  .global__desc {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  /* ===============================
     Flow Section
  =============================== */
  .flow {
    padding: 44px 0;
  }
  .flow__heading {
    margin-bottom: 10px;
  }
  .flow__steps {
    display: flex;
    flex-direction: column;
    gap: 28px;
  }
  .flow__step {
    position: relative;
    padding: 14px 12px 32px;
  }
  .flow__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 102%;
    left: 50%;
    transform: translateX(-50%);
    width: 26px;
    height: 26px;
    background-repeat: no-repeat;
    background-size: contain;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 4v12M6 10l6 6 6-6' fill='none' stroke='%230ea5e9' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    filter: drop-shadow(0 0 6px rgba(14, 165, 233, 0.45));
  }
  .flow__card {
    width: 56px;
    height: 56px;
    margin-bottom: 6px;
  }
  .flow__card span {
    font-size: 20px;
  }
  .flow__title {
    font-size: 15px;
  }
  .flow__note {
    font-size: 12.5px;
  }

  /* ===============================
     Company Section
  =============================== */
  .company {
    padding: 60px 0;
  }
  .company::before,
  .company::after {
    width: 340px;
    height: 340px;
    filter: blur(60px);
    opacity: 0.26;
  }
  .company__grid {
    flex-direction: column;
    gap: 16px;
  }
  .company__block {
    padding: 14px;
    border-radius: 12px;
  }
  .company__dl {
    grid-template-columns: 96px 1fr;
    gap: 6px 10px;
  }
  .company__dl dt,
  .company__dl dd {
    font-size: 14px;
  }
  .timeline li {
    padding-left: 56px;
  }
  .timeline li span {
    width: 56px;
    height: 24px;
    font-size: 13px;
  }

  /* ===============================
     Inquiry Section
  =============================== */
  .inquiry {
    padding: 44px 0;
  }
  .inquiry__brochure {
    grid-template-columns: 140px 1fr;
    gap: 12px;
    align-items: start;
  }
  .inquiry__brochure-thumb {
    height: 140px;
  }
  .inquiry__brochure-caption {
    font-size: 0.95rem;
  }
  .inquiry__lists {
    gap: 10px;
  }
  .inquiry__list {
    padding: 12px;
  }
  .inquiry__form {
    gap: 10px;
    padding: 12px;
  }
  .inquiry__field {
    gap: 6px;
  }
  .inquiry__field--short {
    max-width: 100%;
  }
  .inquiry__field input,
  .inquiry__field textarea {
    width: 100%;
    box-sizing: border-box;
  }
  .inquiry__tel {
    grid-template-columns: minmax(0, 1fr) 16px minmax(0, 1fr) 16px minmax(
        0,
        1fr
      );
    gap: 6px;
    align-items: center;
  }
  .inquiry__tel input {
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
  }
  .inquiry__dash {
    width: 16px;
    text-align: center;
  }
  .inquiry__submit {
    padding: 0.9rem;
    border-radius: 12px;
  }

  /* ===============================
     FAQ Section
  =============================== */
  .faq {
    padding: 44px 0;
  }
  .ac-menu {
    gap: 8px;
  }
  .faq__item {
    border-radius: 12px;
  }
  .faq__question {
    padding: 12px;
    gap: 8px;
    font-size: 15px;
  }
  .faq__label,
  .faq__label--a {
    font-size: 14px;
  }
  .faq__toggle {
    width: 20px;
    height: 20px;
  }
  .faq__toggle::before,
  .faq__toggle::after {
    width: 12px;
  }
  .faq__answer {
    padding: 0 12px 12px;
    font-size: 14px;
    line-height: 1.6;
  }

  /* ===============================
     Footer Section
  =============================== */
  .footer {
    margin-top: 48px;
  }
  .footer__logo {
    padding: 18px 0 6px;
  }
  .footer__nav,
  .footer__logo,
  .footer__legal,
  .footer__copy {
    width: min(1000px, 94%);
  }
  .footer .nav-list {
    display: none;
  }
  .legal-nav {
    grid-template-columns: repeat(2, minmax(160px, 1fr));
    gap: 6px;
  }
}

/* ========= Responsive ========= */
@media (min-width: 768px) {
  /* Header / Nav */
  .hero {
    padding-top: 44px;
  }
  .header.open .gnav {
    left: 0;
  }
  .nav-list {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* Buttons */
  .btn {
    max-width: 100%;
  }

  /* Hero text */
  .hero-title {
    font-size: clamp(24px, 6vw, 34px);
  }
  .catch {
    font-size: 0.95rem;
  }

  /* Problem / Reasons */
  .problem {
    padding: 40px 0 28px;
  }
  .problem-box {
    grid-template-columns: 30px 1fr;
  }
  .reasons {
    padding: 40px 0;
  }

  /* Services cards */
  .card__title {
    font-size: 15px;
  }
  .card__desc {
    font-size: 13.5px;
  }

  /* Compare table */
  .compare {
    padding: 40px 0;
  }
  .cmp-table {
    font-size: 13.5px;
  }
  .cmp-table thead th {
    font-size: 14px;
  }

  /* Flow */
  .flow {
    padding: 40px 0;
  }
  .flow__step {
    padding: 12px 10px 28px;
  }
  .flow__card {
    width: 52px;
    height: 52px;
  }

  /* Company（1カラムへ） */
  .company {
    padding: 52px 0;
  }
  .company__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .company__dl {
    grid-template-columns: 90px 1fr;
  }
  .timeline li {
    padding-left: 48px;
  }
  .timeline li span {
    width: 50px;
    height: 22px;
    font-size: 12px;
  }

  /* Inquiry（資料＆フォーム） */
  .inquiry {
    padding: 40px 0;
  }
  .inquiry__brochure {
    flex-direction: column;
    gap: 10px;
    align-items: start;
  }
  .inquiry__brochure-thumb {
    height: 180px;
  }
  .inquiry__brochure-caption {
    font-size: 0.95rem;
  }
  .inquiry__lists {
    gap: 10px;
  }
  .inquiry__list {
    padding: 12px;
  }
  .inquiry__form {
    gap: 10px;
    padding: 12px;
  }
  .inquiry__field--short {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .inquiry__dash {
    display: none;
  }
  .inquiry__field input,
  .inquiry__field textarea {
    width: 100%;
    box-sizing: border-box;
  }

  /* FAQ */
  .faq {
    padding: 40px 0;
  }
  .faq__question {
    padding: 10px;
    font-size: 14.5px;
  }
  .faq__answer {
    padding: 0 10px 10px;
    font-size: 13.5px;
  }

  /* Footer */
  .footer {
    margin-top: 40px;
  }
  .legal-nav {
    grid-template-columns: 1fr;
  }
  .footer__copy {
    text-align: center;
  }
}