:root {
  --premium-bg: #f7f3ec;
  --premium-paper: rgba(255, 255, 255, 0.8);
  --premium-solid: #ffffff;
  --premium-ink: #241f19;
  --premium-muted: #685f55;
  --premium-accent: #b59662;
  --premium-accent-deep: #93B0BD;
  --premium-line: rgba(171, 150, 115, 0.22);
  --premium-glass: rgba(255, 255, 255, 0.56);
  --premium-shadow: 0 20px 60px rgba(66, 50, 24, 0.09);
  --premium-radius-lg: 34px;
  --premium-radius-md: 24px;
  --premium-header-h: 84px;
}

body.premium_site {
  background:
    radial-gradient(circle at top left, rgba(245, 234, 213, 0.85) 0, rgba(245, 234, 213, 0) 28%),
    linear-gradient(180deg, #faf7f1 0%, #f6f1e8 100%);
  background-repeat: no-repeat, no-repeat;
  background-position: top left, center top;
  background-size: auto, auto;
  color: var(--premium-ink);
  line-height: 1.9;
  letter-spacing: 0.03em;
  z-index: 100;
}

body.premium_site::after {
  content: "";
  position: fixed;
  right: 22px;
  bottom: 18px;
  width: min(22vw, 260px);
  height: min(22vw, 260px);
  background-image: url("https://ros-cdn.s3.ap-northeast-1.amazonaws.com/hp/img/ros_keiyaku/27727/bg-body3.png");
  background-repeat: no-repeat;
  background-position: right bottom;
  background-size: contain;
  pointer-events: none;
  z-index: 1;
  opacity: 0.1;
}

.premium_site img {
  max-width: 100%;
}

.premium_site .overflow {
  overflow: visible;
}

.premium_site .base_color,
.premium_site .sub_color {
  color: var(--premium-accent-deep) !important;
  border-color: var(--premium-accent-deep) !important;
}

.premium_site header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 140;
}

.premium_site header > .fixed.bg_base {
  background: rgba(255, 251, 245, 0.74) !important;
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: 0 10px 40px rgba(90, 71, 39, 0.06);
}

.premium_site header .width_9.width_sp10 {
  max-width: 1320px;
}

.premium_site header h1 img {
  width: 176px;
  max-width: 100%;
  filter: none;
}

.premium_site header .site_header_logo {
  display: block;
}

.premium_site header .nav_icon a {
  color: var(--premium-ink);
}

.premium_site header .nav_icon a span {
  color: var(--premium-accent-deep);
  font-size: 0.78em !important;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.premium_site header .nav_icon a:hover,
.premium_site header .nav_icon a:hover span {
  color: var(--premium-accent-deep);
}

.premium_site header button {
  background: transparent;
  border: 0;
  box-shadow: none;
}

.premium_site header button p {
  margin-bottom: 0;
  color: var(--premium-muted);
}

.premium_site header button a {
  color: var(--premium-accent-deep);
}

.premium_page_title {
  position: relative;
  min-height: 260px;
  margin-top: var(--premium-header-h);
  overflow: hidden;
}

.premium_page_title_media,
.premium_page_title_media img {
  width: 100%;
  height: 100%;
}

.premium_page_title_media {
  position: absolute;
  inset: 0;
}

.premium_page_title_media img {
  object-fit: cover;
  filter: brightness(1.03) saturate(1.02);
}

.premium_page_title_overlay {
  position: absolute;
  inset: 0;
}

.premium_page_title_inner {
  position: relative;
  z-index: 2;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 28px !important;
}

.premium_page_title_en {
  margin: 0;
  color: rgba(255, 255, 255, 0.94);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 1rem;
}

.premium_page_title_ja {
  margin: 8px 0 0;
  color: #fff;
  
  font-size: 2.6rem;
  line-height: 1.4;
  font-weight: 600;
}

.premium_top_page,
.premium_service_page {
  padding-top: 0;
}

.premium_hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
}

.premium_hero_slider,
.premium_hero_media,
.premium_hero_media .slide,
.premium_hero_media img {
  width: 100%;
  height: 100%;
}

.premium_hero_slider {
  position: absolute;
  inset: 0;
}

.premium_hero_media {
  position: relative;
}

.premium_hero_media .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}

.premium_hero_media .slide.active {
  opacity: 1;
}

.premium_hero_media img {
  display: block;
  object-fit: cover;
  object-position: center center;
  animation: none !important;
  transform: none !important;
}

.premium_hero_overlay {
  position: absolute;
  inset: 0;
}

.premium_hero_inner {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--premium-header-h) + 48px) min(6vw, 72px) 7vh;
}

.premium_hero_copy {
  max-width: min(760px, 88vw);
}

.premium_hero_lead {
  display: inline-block;
  margin: 0 0 18px;
  padding: 8px 16px;
  background: rgba(95, 73, 50, 0.5);
  color: rgba(255, 255, 255, 0.94);
  font-size: 1.7rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.premium_hero_title {
  margin: 0;
  color: #fff;
  font-size: clamp(1.92rem, 3.92vw, 4rem);
  line-height: 1.38;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-shadow: 0 10px 26px rgba(0, 0, 0, 0.22);
}

.premium_hero_title span {
  display: inline-block;
  margin: 0 0 12px;
  padding: 12px 20px 14px;
  background: rgba(139, 179, 196, 0.82);
  backdrop-filter: blur(4px);
}

.premium_hero_illustration {
  width: calc(100vw - min(12vw, 144px));
  height: 60px;
  margin-top: 16px;
  background-image: url("https://ros-cdn.s3.ap-northeast-1.amazonaws.com/hp/img/ros_keiyaku/27727/illust_5.webp");
  background-repeat: repeat-x;
  background-position: left center;
  background-size: auto 100%;
}

.premium_top_page section,
.premium_service_page section {
  position: relative;
}

.premium_top_page .single03,
.premium_service_page .single03,
.premium_service_page .single {
  padding-top: 4.8em;
  padding-bottom: 4.8em;
}

.premium_en {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--premium-accent-deep);
}

.premium_ja {
  margin: 10px 0 0;
  
  font-size: 2.5rem;
  line-height: 1.45;
  font-weight: 600;
  color: var(--premium-ink);
}

.premium_section_head {
  margin-bottom: 22px;
}

.premium_kv {
  padding: calc(var(--premium-header-h) + 16px) 0 30px;
}

.premium_kv::before {
  content: "";
  position: absolute;
  top: 44px;
  right: 0;
  width: 78vw;
  height: 78vw;
  background: radial-gradient(circle, rgba(248, 228, 201, 0.9) 0%, rgba(248, 228, 201, 0) 70%);
  pointer-events: none;
}

.premium_kv_shell {
  position: relative;
}

.premium_kv_media_wrap {
  position: relative;
  z-index: 1;
}

.premium_kv_media_wrap::before,
.premium_kv_media_wrap::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

.premium_kv_media_wrap::before {
  inset: -12px 18px auto auto;
  width: 120px;
  height: 120px;
  border-radius: 42px 42px 10px 42px;
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(12px);
}

.premium_kv_media_wrap::after {
  inset: auto auto -20px -8px;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(234, 218, 191, 0.9), rgba(255, 255, 255, 0.2));
}

.premium_kv_media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1.15;
  border-radius: 46px 46px 26px 26px;
  background:
    linear-gradient(180deg, rgba(255, 254, 251, 0.96) 0%, rgba(243, 233, 218, 0.95) 100%);
  box-shadow: var(--premium-shadow);
}

.premium_slider {
  position: relative;
  inset: auto;
  width: 100%;
  height: 100%;
}

.premium_slider .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}

.premium_slider .slide.active {
  opacity: 1;
}

.premium_slider img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center top;
  animation: none !important;
  filter: brightness(1.05) saturate(1.02);
}

.premium_kv_overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 85% 16%, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0) 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0) 100%);
}

.premium_kv_content {
  position: relative;
  z-index: 2;
  margin: -34px 14px 0;
  padding: 24px 20px 24px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  background: var(--premium-glass);
  backdrop-filter: blur(18px);
  border-radius: 30px;
  box-shadow: 0 18px 44px rgba(80, 60, 28, 0.08);
}

.premium_kv_label {
  margin: 0;
  color: var(--premium-accent-deep);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.premium_kv_title {
  margin: 14px 0 0;
  
  font-size: 3rem;
  line-height: 1.35;
  font-weight: 600;
  color: var(--premium-ink);
}

.premium_kv_title span {
  display: block;
}

.premium_kv_text {
  margin: 16px 0 0;
  color: var(--premium-muted);
  font-size: 1.35rem;
  line-height: 1.95;
}

.premium_kv_actions {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.premium_btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--premium-accent);
  border-radius: 999px;
  background: linear-gradient(135deg, #c3a777 0%, #a78856 100%);
  color: #fff;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  box-shadow: 0 12px 28px rgba(122, 97, 59, 0.18);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.premium_btn:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(122, 97, 59, 0.24);
}

.premium_btn.is-ghost {
  background: rgba(255, 255, 255, 0.62);
  color: var(--premium-accent-deep);
  box-shadow: none;
}

.premium_btn.is-ghost:hover {
  background: rgba(255, 255, 255, 0.78);
  color: var(--premium-accent-deep);
}

.premium_points_section {
  margin-top: -8px;
}

.premium_points_wrap {
  position: relative;
  padding: 26px 18px 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(249, 244, 236, 0.95) 100%);
  border: 1px solid var(--premium-line);
  border-radius: 36px 36px 18px 18px;
  box-shadow: var(--premium-shadow);
}

.premium_points_wrap::before {
  content: "";
  position: absolute;
  top: -18px;
  left: 18px;
  width: 88px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(195, 167, 119, 0) 0%, rgba(195, 167, 119, 1) 52%, rgba(195, 167, 119, 0) 100%);
}

.premium_points_head {
  margin-bottom: 18px;
}

.premium_points_grid {
  display: grid;
  gap: 14px;
}

.premium_point_card {
  position: relative;
  padding: 20px 18px 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(181, 150, 98, 0.18);
  border-radius: 30px 18px 30px 18px;
  overflow: hidden;
}

.premium_point_card.is-primary {
  background: linear-gradient(135deg, rgba(255, 248, 239, 0.98) 0%, rgba(247, 238, 223, 0.96) 100%);
  border-color: rgba(181, 150, 98, 0.34);
}

.premium_point_card.is-primary::after {
  content: "";
  position: absolute;
  right: -24px;
  bottom: -24px;
  width: 120px;
  height: 120px;
  border-radius: 38px;
  background: rgba(230, 208, 170, 0.28);
}

.premium_point_icon {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 24px rgba(88, 67, 34, 0.08);
}

.premium_point_no {
  margin: 14px 0 0;
  color: var(--premium-accent);
  
  font-size: 1.15rem;
  letter-spacing: 0.16em;
}

.premium_point_card h3 {
  margin: 8px 0 0;
  
  font-size: 2rem;
  line-height: 1.5;
  color: var(--premium-ink);
}

.premium_point_card p:last-child {
  margin: 8px 0 0;
  color: var(--premium-muted);
}

.premium_news_section .single03 {
  padding-top: 5.2em;
}

.premium_news_panel {
  padding: 20px 18px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(181, 150, 98, 0.16);
  border-radius: 24px 24px 12px 24px;
  backdrop-filter: blur(10px);
}

.premium_news_list {
  margin: 0;
}

.premium_news_list > li {
  margin-bottom: 0 !important;
}

.premium_news_list > li:not(:last-child) {
  border-bottom: 1px solid rgba(181, 150, 98, 0.14);
}

.premium_news_list > li div {
  padding: 18px 2px !important;
  box-shadow: none !important;
}

.premium_news_list > li .data {
  min-width: 116px;
  padding: 5px 12px;
  background: rgba(244, 235, 219, 0.96);
  color: var(--premium-accent-deep);
  border-radius: 999px;
  font-size: 1.1rem;
}

.premium_news_list > li .txt {
  color: var(--premium-ink);
  line-height: 1.7;
}

.premium_news_list > li a:after {
  color: var(--premium-accent) !important;
}

.premium_greeting_section::before {
  content: "";
  position: absolute;
  inset: 18% auto auto -8%;
  width: 38vw;
  height: 38vw;
  max-width: 260px;
  max-height: 260px;
  border-radius: 42% 58% 65% 35% / 34% 40% 60% 66%;
  background: rgba(233, 219, 194, 0.5);
  pointer-events: none;
}

.premium_greeting_wrap {
  display: grid;
  gap: 18px;
}

.premium_greeting_visual {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  background: #f1e6d5;
  box-shadow: 0 18px 44px rgba(80, 60, 28, 0.12);
}

.premium_greeting_visual img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
  object-position: center center;
  filter: brightness(1.02);
}

.premium_greeting_card {
  position: relative;
  z-index: 2;
}

.premium_greeting_heading {
  margin-bottom: 24px;
  text-align: center;
}

.premium_greeting_mark {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.premium_greeting_title {
  margin: 10px 0 0;
  color: var(--premium-ink);
  font-size: 2rem;
  line-height: 1.4;
  font-weight: 600;
}

.premium_greeting_body {
  position: relative;
  padding: 28px 22px;
  background: rgba(251, 248, 241, 0.96);
  border: 1px solid rgba(181, 150, 98, 0.14);
  border-radius: 24px;
  box-shadow: 0 18px 44px rgba(80, 60, 28, 0.1);
}

.premium_greeting_body p {
  margin-bottom: 1em;
  color: var(--premium-muted);
}

.premium_greeting_body strong {
  color: var(--premium-accent-deep);
  font-weight: 700;
}

.premium_values_head {
  margin-bottom: 28px;
}

.premium_values_list {
  display: grid;
  gap: 26px;
}

.premium_value_row {
  position: relative;
}

.premium_value_body .premium_greeting_heading {
  margin-bottom: 18px;
}

.premium_value_body p:last-child {
  margin-bottom: 0;
}

.premium_top_links_wrap {
  overflow: hidden;
}

.premium_top_links_wrap::before {
  content: "";
  position: absolute;
  top: 8%;
  right: -10%;
  width: 56vw;
  height: 56vw;
  max-width: 380px;
  max-height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233, 219, 194, 0.6) 0%, rgba(233, 219, 194, 0) 70%);
  pointer-events: none;
}

.premium_top_links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.premium_top_links li:nth-child(1) a {
  border-radius: 42px 14px 42px 14px;
}

.premium_top_links li:nth-child(2) a {
  border-radius: 18px 42px 18px 42px;
}

.premium_top_links li:nth-child(3) a {
  border-radius: 28px 28px 12px 42px;
}

.premium_top_links a {
  display: block;
  overflow: hidden;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--premium-line);
  box-shadow: var(--premium-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.premium_top_links a:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 60px rgba(66, 50, 24, 0.12);
}

.premium_top_links_img {
  aspect-ratio: 1 / 0.78;
  overflow: hidden;
}

.premium_top_links_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(1.04);
}

.premium_top_links_body {
  padding: 20px 18px 22px;
}

.premium_top_links_body h3 {
  margin: 0;
  
  font-size: 2.1rem;
  line-height: 1.5;
  color: var(--premium-ink);
}

.premium_top_links_body p {
  margin: 10px 0 0;
  color: var(--premium-muted);
}

.premium_top_links_body span {
  display: inline-block;
  margin-top: 14px;
  color: var(--premium-accent-deep);
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.premium_instagram_wrap {
  padding: 22px 18px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--premium-line);
  border-radius: 24px;
  box-shadow: var(--premium-shadow);
}

.premium_instagram_text {
  margin: -2px 0 16px;
  color: var(--premium-muted);
}

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

.premium_instagram_grid img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 18px;
  filter: brightness(1.04);
}

.premium_instagram_action {
  margin-top: 18px;
}

.premium_flow_intro,
.premium_support_intro,
.premium_support_note {
  color: var(--premium-muted);
}

.premium_timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.premium_timeline li {
  display: grid;
  gap: 10px;
}

.premium_timeline_time {
  margin: 0;
  color: var(--premium-accent-deep);
  
  font-size: 1.95rem;
  line-height: 1.2;
}

.premium_timeline_card {
  overflow: hidden;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--premium-line);
  border-radius: 24px 24px 10px 24px;
  box-shadow: var(--premium-shadow);
}

.premium_timeline_img img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  filter: brightness(1.04);
}

.premium_timeline_body {
  padding: 18px;
}

.premium_timeline_body h3 {
  margin: 0;
  
  font-size: 2rem;
  line-height: 1.55;
}

.premium_timeline_body p {
  margin: 8px 0 0;
  color: var(--premium-muted);
}

.premium_timeline_note {
  font-size: 0.94em;
}

.premium_support_section {
  overflow: hidden;
}

.premium_support_panel {
  padding: 22px 18px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--premium-line);
  border-radius: 28px;
  box-shadow: var(--premium-shadow);
}

.premium_support_grid {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.premium_support_card {
  padding: 18px;
  border: 1px solid rgba(181, 150, 98, 0.16);
  border-radius: 24px 24px 12px 24px;
  background: rgba(255, 255, 255, 0.54);
}

.premium_support_card h3 {
  margin: 0;
  
  font-size: 2rem;
  line-height: 1.55;
}

.premium_support_card p {
  margin: 8px 0 14px;
  color: var(--premium-muted);
}

.premium_support_table {
  margin: 0;
}

.premium_support_table th {
  width: 38%;
  background: rgba(243, 232, 212, 0.92);
}

@media screen and (min-width: 768px) {
  :root {
    --premium-header-h: 100px;
  }

  .premium_site header h1 img {
    width: 240px;
  }

  .premium_page_title {
    min-height: 360px;
  }

  .premium_page_title_inner {
    min-height: 360px;
    padding-bottom: 40px !important;
  }

  .premium_page_title_ja {
    font-size: 4.2rem;
  }

  .premium_hero_copy {
    max-width: min(900px, 70vw);
  }

  .premium_hero_title {
    font-size: clamp(2.88rem, 4.08vw, 4.00rem);
    line-height: 1.32;
  }

  .premium_hero_title span {
    padding: 14px 24px 16px;
  }

  .premium_hero_illustration {
    width: calc(100vw - min(12vw, 144px));
    height: 34px;
    margin-top: 18px;
  }

  .premium_top_page .single03,
  .premium_service_page .single03,
  .premium_service_page .single {
    padding-top: 6.6em;
    padding-bottom: 6.6em;
  }

  .premium_ja {
    font-size: 3.8rem;
  }

  .premium_kv {
    padding-bottom: 56px;
  }

  .premium_kv_media {
    aspect-ratio: 1.42 / 1;
    border-radius: 56px 56px 34px 34px;
  }

  .premium_slider img {
    object-fit: cover;
    object-position: center center;
  }

  .premium_kv_content {
    max-width: 620px;
    margin: -70px 0 0 32px;
    padding: 32px 34px;
    border-radius: 36px;
  }

  .premium_kv_title {
    font-size: clamp(4rem, 5.2vw, 6.2rem);
  }

  .premium_kv_text {
    font-size: 1.5rem;
    max-width: 40ch;
  }

  .premium_points_wrap {
    padding: 34px 28px 28px;
  }

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

  .premium_news_panel {
    padding: 28px 28px;
  }

  .premium_greeting_wrap {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: center;
    gap: 0;
  }

  .premium_greeting_visual img {
    min-height: 520px;
  }

  .premium_greeting_card {
    margin-left: -72px;
  }

  .premium_greeting_body {
    padding: 34px 32px;
  }

  .premium_greeting_title {
    font-size: 2.8rem;
  }

  .premium_values_list {
    gap: 34px;
  }

  .premium_value_wrap--reverse {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  }

  .premium_value_wrap--reverse .premium_value_visual {
    order: 2;
  }

  .premium_value_wrap--reverse .premium_value_card {
    order: 1;
    margin-left: 0;
    margin-right: -72px;
  }

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

  .premium_instagram_wrap {
    padding: 28px;
  }

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

  .premium_timeline li {
    grid-template-columns: 100px 1fr;
    gap: 16px;
  }

  .premium_timeline_time {
    padding-top: 18px;
    text-align: right;
  }

  .premium_timeline_card {
    display: grid;
    grid-template-columns: 280px 1fr;
  }

  .premium_timeline_img img {
    height: 100%;
    min-height: 220px;
  }

  .premium_timeline_body {
    padding: 24px;
  }

  .premium_support_panel {
    padding: 28px;
  }

  .premium_support_grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media screen and (max-width: 1100px) {
  .premium_site header .pconly {
    display: none !important;
  }
}

@media screen and (max-width: 500px) {
  body.premium_site {
    background-position: top left, center top;
    background-size: auto, auto;
  }

  body.premium_site::after {
    right: 8px;
    bottom: 10px;
    width: min(34vw, 150px);
    height: min(34vw, 150px);
  }

  .premium_site header h1 img {
    width: 152px;
  }

  .premium_site header > .fixed.bg_base {
    min-height: var(--premium-header-h);
  }

  .premium_site header .width_9.width_sp10 {
    width: calc(100% - 72px);
    margin-left: 0;
    margin-right: auto;
  }

  .premium_site header .space_1.space_sp1 {
    height: 0.4em !important;
  }

  .premium_hero,
  .premium_hero_inner {
    min-height: 60svh;
  }

  .premium_hero_inner {
    padding: calc(var(--premium-header-h) + 28px) 16px 24px;
  }

  .premium_hero_copy {
    max-width: 100%;
  }

  .premium_hero_lead {
    margin-bottom: 12px;
    padding: 6px 10px;
    font-size: 1.0rem;
    letter-spacing: 0.18em;
  }

  .premium_hero_title {
    font-size: clamp(1.44rem, 6.32vw, 1.4rem);
    line-height: 1.48;
    letter-spacing: 0.04em;
  }

  .premium_hero_title span {
    margin-bottom: 7px;
    padding: 8px 10px 9px;
  }

  .premium_hero_illustration {
    width: calc(100vw - 32px);
    height: 48px;
    margin-top: 12px;
  }

  .premium_kv_title {
    font-size: 2.7rem;
  }

  .premium_point_card h3,
  .premium_top_links_body h3,
  .premium_timeline_body h3,
  .premium_support_card h3 {
    font-size: 1.8rem;
  }

  .premium_kv_text,
  .premium_greeting_body p,
  .premium_top_links_body p,
  .premium_timeline_body p,
  .premium_support_card p {
    font-size: 1.28rem;
  }

  #nav_slide_toggle {
    top: 10px;
    right: 10px;
    border-radius: 18px;
    backdrop-filter: blur(12px);
  }
}