:root {
  /* ロゴの3色 */
  --yellow: #efe36a;
  --magenta: #e52e84;
  --cyan: #56b9e2;
  --tricolor: linear-gradient(90deg, var(--yellow) 0 33.33%, var(--magenta) 33.33% 66.66%, var(--cyan) 66.66% 100%);

  --ink: #141414;
  --ink-2: #474747;
  --muted: #8c8c8c;
  --line: #e7e7e4;
  --bg: #ffffff;
  --bg-soft: #f7f7f4;

  --en: "Jost", "Noto Sans JP", sans-serif;
  --header-h: 84px;
  --radius: 14px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 15px;
  color: var(--ink);
  background: var(--bg);
  line-height: 2;
  letter-spacing: .05em;
  -webkit-font-smoothing: antialiased;
  word-break: auto-phrase;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, dl, dd, figure { margin: 0; padding: 0; }
ul { list-style: none; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 40px; }
section { padding: 140px 0; }
.mb0 { padding: 0; }
.sp-only { display: none; }

/* ---------- 共通：見出し ---------- */
.h2_wrap { margin-bottom: 72px; }
.h2_wrap .en {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--en); font-size: 13px; font-weight: 500;
  letter-spacing: .28em; text-transform: uppercase; color: var(--ink-2);
  margin-bottom: 20px;
}
.h2_wrap .en::before { content: ""; width: 36px; height: 3px; background: var(--tricolor); border-radius: 2px; }
h2 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 700; line-height: 1.6; letter-spacing: .06em; word-break: auto-phrase; }
h3, .solve p, .worry_list li { word-break: auto-phrase; }
.h2_wrap.center { text-align: center; }
.h2_wrap.center .en { justify-content: center; }
.lead_text { margin-top: 20px; color: var(--ink-2); }

/* ---------- 共通：ボタン ---------- */
.button {
  display: inline-flex; align-items: center; justify-content: space-between; gap: 28px;
  min-width: 240px; padding: 16px 22px 16px 30px;
  border: 1px solid var(--ink); border-radius: 999px;
  background: var(--bg); color: var(--ink);
  font-size: 14px; font-weight: 700; letter-spacing: .08em;
  transition: background .3s, color .3s, border-color .3s;
}
.button:hover { background: var(--ink); color: var(--bg); }
.button-flat { background: var(--ink); color: var(--bg); }
.button-flat:hover { background: var(--magenta); border-color: var(--magenta); }
.add_arrow::after {
  content: ""; flex: none; width: 22px; height: 22px; border-radius: 50%;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 22'%3E%3Cpath d='M7 11h8m-3-3 3 3-3 3' fill='none' stroke='%23fff' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 100% no-repeat,
    var(--ink);
  transition: transform .3s, background-color .3s;
}
.button-flat.add_arrow::after, .button.add_arrow:hover::after { background-color: rgba(255, 255, 255, .18); }
.button.add_arrow:hover::after { transform: translateX(4px); }
.text_link {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--en); font-size: 13px; font-weight: 500; letter-spacing: .2em; text-transform: uppercase;
  border-bottom: 1px solid var(--ink); padding-bottom: 4px;
  transition: gap .3s;
}
.text_link::after { content: "→"; font-family: var(--en); }
.text_link:hover { gap: 20px; }

/* ---------- header ---------- */
header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
header::before { content: ""; display: block; height: 3px; background: var(--tricolor); }
header.is-scrolled { border-bottom-color: var(--line); }
.primary_header .row { height: calc(var(--header-h) - 3px); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.primary_header .title a { display: flex; align-items: center; gap: 12px; }
.primary_header .title .mark { height: 36px; width: auto; }
.primary_header .title .type { height: 19px; width: auto; }
.global_nav ul { display: flex; align-items: center; gap: 8px; }
.global_nav li a:not(.button) {
  display: block; padding: 6px 14px; line-height: 1.4; text-align: center;
  font-size: 13px; font-weight: 500; position: relative;
}
.global_nav .subtitle {
  display: block; margin-top: 3px;
  font-family: var(--en); font-size: 10px; font-weight: 400; letter-spacing: .18em;
  color: var(--muted); text-transform: uppercase;
}
.global_nav li a:not(.button)::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: -4px; height: 2px;
  background: var(--tricolor); transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.global_nav li a:not(.button):hover::after { transform: scaleX(1); }
.global_nav li:last-child { margin-left: 14px; }
.global_nav .button { min-width: 0; padding: 11px 14px 11px 24px; gap: 18px; font-size: 13px; }
.menu_icon { display: none; }

/* ---------- main visual ---------- */
main { padding-top: var(--header-h); }
.main_visual {
  position: relative; overflow: hidden;
  min-height: min(calc(100vh - var(--header-h)), 820px);
  display: flex; align-items: center;
  padding: 80px 0 120px;
}
.main_visual .ribbons { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.main_visual .ribbons path { fill: none; stroke-width: 2; stroke-linecap: round; opacity: .55; }
.main_visual .ribbons path { stroke-dasharray: 2600; stroke-dashoffset: 2600; animation: draw 2.6s cubic-bezier(.6, 0, .2, 1) forwards; }
.main_visual .ribbons path:nth-child(2) { animation-delay: .2s; }
.main_visual .ribbons path:nth-child(3) { animation-delay: .4s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.main_visual .container { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 40px; }
.main_copy .eyebrow {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--en); font-size: 13px; font-weight: 500; letter-spacing: .3em; text-transform: uppercase; color: var(--ink-2);
}
.main_copy .eyebrow::before { content: ""; width: 36px; height: 3px; background: var(--tricolor); border-radius: 2px; }
.main_copy h2 {
  margin-top: 28px;
  font-size: clamp(38px, 5.4vw, 70px); font-weight: 700; line-height: 1.38; letter-spacing: .04em;
}
.main_copy h2 em { font-style: normal; position: relative; white-space: nowrap; }
.main_copy h2 em::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: .16em; z-index: -1;
  background: var(--tricolor); opacity: .85; border-radius: 2px;
}
.main_copy .lead { margin-top: 32px; font-size: 16px; color: var(--ink-2); line-height: 2.1; }
.main_copy .lead strong { color: var(--ink); font-weight: 700; }
.main_copy .cta { margin-top: 44px; display: flex; flex-wrap: wrap; align-items: center; gap: 28px 36px; }
.main_mark { position: relative; justify-self: center; width: min(100%, 460px); }
.main_mark img { width: 100%; animation: float 6s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-14px) rotate(1deg); } }
.main_mark figcaption {
  margin-top: 28px; text-align: center;
  font-family: var(--en); font-size: 12px; letter-spacing: .3em; color: var(--muted); text-transform: uppercase;
}
.scroll {
  position: absolute; left: 40px; bottom: 0;
  writing-mode: vertical-rl; font-family: var(--en); font-size: 11px; letter-spacing: .3em; color: var(--muted);
  padding-bottom: 76px;
}
.scroll::after {
  content: ""; position: absolute; left: 50%; bottom: 0; width: 1px; height: 64px; background: var(--line); overflow: hidden;
}
.scroll::before {
  content: ""; position: absolute; left: 50%; bottom: 40px; width: 1px; height: 24px; background: var(--ink); z-index: 1;
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine { 0% { transform: translateY(-40px); opacity: 0; } 30% { opacity: 1; } 100% { transform: translateY(40px); opacity: 0; } }

/* ---------- sec_02 concept ---------- */
.sec_02 { border-top: 1px solid var(--line); }
.sec_02 .row { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: end; }
.sec_02 .h2_wrap { margin-bottom: 0; }
.sec_02 .body p + p { margin-top: 24px; }
.sec_02 .body .sp-text-center { margin-top: 40px; }
.marquee {
  margin-top: 120px; overflow: hidden; white-space: nowrap;
  font-family: var(--en); font-weight: 300; font-size: clamp(56px, 9vw, 128px); line-height: 1; letter-spacing: .02em;
  color: transparent; -webkit-text-stroke: 1px #cfcfcb;
}
.marquee span { display: inline-block; padding-right: .6em; animation: marquee 40s linear infinite; }
.marquee span i { font-style: normal; display: inline-block; width: .32em; height: .32em; border-radius: 50%; vertical-align: middle; margin: 0 .5em; -webkit-text-stroke: 0; }
.marquee span i:nth-of-type(3n+1) { background: var(--yellow); }
.marquee span i:nth-of-type(3n+2) { background: var(--magenta); }
.marquee span i:nth-of-type(3n) { background: var(--cyan); }
@keyframes marquee { to { transform: translateX(-100%); } }

/* ---------- worries ---------- */
.sec_worries { background: var(--bg-soft); }
.worry_list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.worry_list li {
  background: var(--bg); border-radius: var(--radius); padding: 36px 28px 40px;
  font-weight: 500; line-height: 1.9;
}
.worry_list .case {
  display: flex; align-items: center; gap: 10px; margin-bottom: 20px;
  font-family: var(--en); font-size: 12px; font-weight: 500; letter-spacing: .2em; color: var(--muted);
}
.worry_list .case::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--c, var(--yellow)); }
.worry_list li:nth-child(1) { --c: var(--yellow); }
.worry_list li:nth-child(2) { --c: var(--magenta); }
.worry_list li:nth-child(3) { --c: var(--cyan); }
.worry_list li:nth-child(4) { --c: var(--yellow); }
.solve { margin-top: 88px; text-align: center; }
.solve .arrow { width: 1px; height: 56px; margin: 0 auto 36px; background: var(--ink); position: relative; }
.solve .arrow::after { content: ""; position: absolute; left: -4px; bottom: 0; width: 9px; height: 9px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); transform: rotate(45deg); }
.solve p { font-size: clamp(24px, 3vw, 34px); font-weight: 700; line-height: 1.6; letter-spacing: .06em; }
.solve p span { display: inline-block; position: relative; }
.solve p span::after { content: ""; position: absolute; left: 0; right: 0; bottom: -10px; height: 4px; background: var(--tricolor); border-radius: 2px; }

/* ---------- sec_03 service ---------- */
.service_list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--ink); }
.service_list > li {
  position: relative; padding: 48px 40px 52px; border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
}
.service_list > li:last-child { border-right: 0; }
.service_list > li::before {
  content: ""; position: absolute; left: 0; top: -1px; width: 0; height: 3px; background: var(--c);
  transition: width .5s cubic-bezier(.6, 0, .2, 1);
}
.service_list > li:hover::before, .service_list > li.is-show::before { width: 100%; }
.service_list > li:nth-child(1) { --c: var(--yellow); }
.service_list > li:nth-child(2) { --c: var(--magenta); }
.service_list > li:nth-child(3) { --c: var(--cyan); }
h3 .num {
  display: block; font-family: var(--en); font-weight: 300; font-size: 56px; line-height: 1; letter-spacing: 0; color: var(--ink);
}
.service_list h3 { font-size: 22px; font-weight: 700; line-height: 1.5; margin-top: 32px; }
.service_list h3 .num { margin-bottom: 32px; }
.service_list .en_label {
  display: block; margin-top: 6px;
  font-family: var(--en); font-size: 12px; font-weight: 400; letter-spacing: .22em; color: var(--muted); text-transform: uppercase;
}
.service_list p { margin-top: 24px; color: var(--ink-2); flex: 1; }
.service_list .sp-text-center { margin-top: 36px; flex: none; }

/* ---------- strength ---------- */
.sec_strength { padding-top: 0; }
.strength_item { display: grid; grid-template-columns: 1fr 1fr; gap: 88px; align-items: center; }
.strength_item + .strength_item { margin-top: 120px; }
.strength_item.reverse .img_wrap { order: 2; }
.strength_item .img_wrap { position: relative; }
.strength_item .img_wrap::before {
  content: ""; position: absolute; inset: 28px -28px -28px 28px; border-radius: var(--radius); background: var(--c); z-index: 0;
}
.strength_item.reverse .img_wrap::before { inset: 28px 28px -28px -28px; }
.strength_item:nth-of-type(2) { --c: var(--yellow); }
.strength_item:nth-of-type(3) { --c: var(--magenta); }
.strength_item:nth-of-type(4) { --c: var(--cyan); }
.strength_item figure { position: relative; z-index: 1; border-radius: var(--radius); overflow: hidden; }
.strength_item figure img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 1.2s cubic-bezier(.2, .6, .2, 1); }
.strength_item:hover figure img { transform: scale(1.04); }
.strength_item h3 { font-size: clamp(22px, 2.4vw, 28px); font-weight: 700; line-height: 1.6; }
.strength_item h3 .num { font-size: 15px; font-weight: 500; letter-spacing: .24em; margin-bottom: 20px; display: flex; align-items: center; gap: 12px; }
.strength_item h3 .num::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--c); }
.strength_item p { margin-top: 28px; color: var(--ink-2); }

/* ---------- works (highlight / news 構造を流用) ---------- */
.highlight { background: var(--bg-soft); }
.news { display: grid; grid-template-columns: 320px 1fr; gap: 80px; align-items: start; }
.news .heading { position: sticky; top: calc(var(--header-h) + 40px); }
.news .heading .h2_wrap { margin-bottom: 0; }
.news .heading .more { margin-top: 48px; }
.news dl { border-top: 1px solid var(--ink); }
.news .work { display: grid; grid-template-columns: 220px 1fr; gap: 32px; padding: 40px 0; border-bottom: 1px solid var(--line); }
.news dt { font-family: var(--en); font-size: 21px; font-weight: 600; line-height: 1.5; letter-spacing: .04em; }
.news dt small {
  display: block; margin-top: 8px; font-size: 12px; font-weight: 400; letter-spacing: .16em; color: var(--muted);
}
.news dd ul { display: flex; flex-wrap: wrap; gap: 4px 0; }
.news dd li { font-size: 15px; line-height: 2; }
.news dd li:not(:last-child)::after { content: "/"; margin: 0 14px; color: #c9c9c5; font-family: var(--en); }

/* ---------- profile ---------- */
.sec_profile .row { display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; align-items: start; }
.sec_profile .h2_wrap { margin-bottom: 0; }
.sec_profile .body { position: relative; padding-left: 40px; }
.sec_profile .body::before { content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 3px; border-radius: 2px; background: linear-gradient(180deg, var(--yellow) 0 33.33%, var(--magenta) 33.33% 66.66%, var(--cyan) 66.66%); }
.sec_profile .body p + p { margin-top: 24px; }
.sec_profile .quote { font-size: 20px; font-weight: 700; line-height: 1.8; }
.sec_profile .sp-text-center { margin-top: 40px; }

/* ---------- contact (parallax 構造を流用) ---------- */
.parallax { position: relative; background: var(--ink); color: var(--bg); padding: 140px 0; overflow: hidden; }
.parallax::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--tricolor); }
.parallax .bg_text {
  position: absolute; right: -0.04em; bottom: -0.2em; pointer-events: none;
  font-family: var(--en); font-weight: 300; font-size: clamp(100px, 18vw, 260px); line-height: 1; letter-spacing: -.01em;
  color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, .12);
}
.parallax .row { position: relative; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 48px; }
.parallax .h2_wrap { margin-bottom: 0; }
.parallax .h2_wrap .en { color: rgba(255, 255, 255, .7); }
.parallax h2 { font-size: clamp(28px, 3.6vw, 44px); }
.parallax p.desc { margin-top: 24px; color: rgba(255, 255, 255, .72); }
.parallax .button { background: var(--bg); color: var(--ink); border-color: var(--bg); min-width: 320px; padding: 22px 26px 22px 36px; font-size: 15px; }
.parallax .button:hover { background: var(--magenta); border-color: var(--magenta); color: var(--bg); }
.parallax .button.add_arrow::after { background-color: var(--ink); }
.parallax .button.add_arrow:hover::after { background-color: rgba(255, 255, 255, .2); }

/* ---------- footer ---------- */
footer { padding: 80px 0 40px; }
footer .row.nav { display: flex; justify-content: space-between; align-items: center; gap: 40px; flex-wrap: wrap; }
footer .logo { display: flex; align-items: center; gap: 12px; }
footer .logo .mark { height: 44px; width: auto; }
footer .logo .type { height: 22px; width: auto; }
footer nav ul { display: flex; flex-wrap: wrap; gap: 8px 32px; font-size: 13px; }
footer nav a { transition: color .2s; }
footer nav a:hover { color: var(--magenta); }
footer .copyright {
  margin-top: 64px; padding-top: 28px; border-top: 1px solid var(--line);
  font-family: var(--en); font-size: 12px; letter-spacing: .12em; color: var(--muted);
}
.pagetop { position: fixed; right: 24px; bottom: 24px; z-index: 90; opacity: 0; pointer-events: none; transition: opacity .3s; }
.pagetop.show { opacity: 1; pointer-events: auto; }
.pagetop a {
  display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--ink); transition: background .3s;
}
.pagetop a::before { content: ""; width: 9px; height: 9px; margin-top: 4px; border-top: 1.5px solid var(--ink); border-left: 1.5px solid var(--ink); transform: rotate(45deg); }
.pagetop a:hover { background: var(--ink); }
.pagetop a:hover::before { border-color: var(--bg); }

/* ---------- スクロールアニメーション（wow.js 相当） ---------- */
.wow { opacity: 0; transform: translateY(32px); transition: opacity 1s ease, transform 1s cubic-bezier(.2, .6, .2, 1); }
.wow.is-show { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .wow { opacity: 1; transform: none; transition: none; }
  .main_visual .ribbons path { animation: none; stroke-dashoffset: 0; }
  .main_mark img, .marquee span, .scroll::before { animation: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  :root { --header-h: 68px; }
  .primary_header .title .mark { height: 30px; }
  .primary_header .title .type { height: 16px; }
  .menu_icon { display: block; }
  .menu_icon button {
    display: flex; align-items: center; gap: 12px; background: none; border: 0; cursor: pointer; padding: 8px 0;
    font: 500 12px var(--en); letter-spacing: .2em; color: var(--ink);
  }
  .hamburger { display: block; width: 26px; height: 10px; position: relative; }
  .hamburger::before, .hamburger::after {
    content: ""; position: absolute; left: 0; width: 100%; height: 1.5px; background: var(--ink); transition: transform .3s, top .3s;
  }
  .hamburger::before { top: 0; }
  .hamburger::after { top: 8px; }
  .nav-open .hamburger::before { top: 4px; transform: rotate(20deg); }
  .nav-open .hamburger::after { top: 4px; transform: rotate(-20deg); }
  .global_nav ul {
    position: fixed; top: var(--header-h); left: 0; right: 0; height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h));
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); padding: 24px 40px 40px;
    opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
  }
  .nav-open .global_nav ul { opacity: 1; visibility: visible; }
  .global_nav li { border-bottom: 1px solid var(--line); }
  .global_nav li a:not(.button) { display: flex; justify-content: space-between; align-items: baseline; padding: 20px 0; font-size: 16px; text-align: left; }
  .global_nav li a:not(.button)::after { display: none; }
  .global_nav .subtitle { margin: 0; }
  .global_nav li:last-child { margin: 40px 0 0; border: 0; }
  .global_nav li:last-child .button { display: flex; width: 100%; padding: 18px 22px 18px 30px; font-size: 15px; }
  .main_visual .container { grid-template-columns: 1fr; }
  .main_mark { width: min(70%, 360px); order: -1; }
  .main_mark figcaption { display: none; }
  .scroll { display: none; }
  .worry_list { grid-template-columns: repeat(2, 1fr); }
  .news { grid-template-columns: 1fr; gap: 56px; }
  .news .heading { position: static; }
}
@media (max-width: 768px) {
  body { font-size: 14px; }
  section { padding: 88px 0; }
  .container { padding: 0 20px; }
  .sp-only { display: inline; }
  .pc-only { display: none; }
  .sp-text-center { text-align: center; }
  .h2_wrap { margin-bottom: 48px; }
  .global_nav ul { padding: 16px 20px 32px; }
  .main_visual { padding: 40px 0 72px; min-height: 0; }
  .main_mark { width: 62%; }
  .main_copy .eyebrow { font-size: 11px; letter-spacing: .2em; }
  .main_copy h2 { font-size: 34px; margin-top: 20px; }
  .main_copy .lead { font-size: 14px; margin-top: 24px; }
  .main_copy .cta { margin-top: 36px; flex-direction: column; align-items: stretch; gap: 24px; }
  .main_copy .cta .text_link { align-self: center; }
  .button { width: 100%; max-width: 360px; }
  .sec_02 .row { grid-template-columns: 1fr; gap: 32px; }
  .marquee { margin-top: 72px; }
  .worry_list { grid-template-columns: 1fr; gap: 12px; }
  .worry_list li { padding: 24px 24px 28px; }
  .worry_list .case { margin-bottom: 10px; }
  .solve { margin-top: 64px; }
  .service_list { grid-template-columns: 1fr; }
  .service_list > li { border-right: 0; border-bottom: 1px solid var(--line); padding: 40px 4px 44px; }
  .service_list > li::before { width: 56px; }
  .service_list h3 .num { font-size: 44px; margin-bottom: 20px; }
  .service_list h3 { margin-top: 0; }
  .strength_item, .strength_item.reverse { grid-template-columns: 1fr; gap: 56px; }
  .strength_item.reverse .img_wrap { order: 0; }
  .strength_item .img_wrap::before, .strength_item.reverse .img_wrap::before { inset: 16px -12px -16px 12px; }
  .strength_item + .strength_item { margin-top: 88px; }
  .strength_item p { margin-top: 20px; }
  .news .work { grid-template-columns: 1fr; gap: 16px; padding: 32px 0; }
  .news dt small { display: inline; margin-left: 12px; }
  .news .heading .more { margin-top: 32px; }
  .sec_profile .row { grid-template-columns: 1fr; gap: 40px; }
  .sec_profile .body { padding-left: 24px; }
  .sec_profile .quote { font-size: 17px; }
  .parallax { padding: 96px 0; }
  .parallax .button { min-width: 0; }
  footer { padding: 56px 0 32px; }
  footer .row.nav { flex-direction: column; align-items: flex-start; }
  footer nav ul { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; }
  footer .copyright { margin-top: 48px; }
}

/* =========================================================
   下層ページ共通
   ========================================================= */
.global_nav a[aria-current="page"]::after { transform: scaleX(1) !important; }

.page_header { position: relative; overflow: hidden; padding: 96px 0 72px; border-bottom: 1px solid var(--line); }
.page_header .ribbons { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.page_header .ribbons path { fill: none; stroke-width: 1.6; opacity: .5; }
.page_header .container { position: relative; }
.page_header .en_title {
  font-family: var(--en); font-weight: 300; font-size: clamp(56px, 9vw, 120px);
  line-height: 1; letter-spacing: .01em;
}
.page_header h1 {
  display: flex; align-items: center; gap: 14px; margin-top: 24px;
  font-size: 16px; font-weight: 700; letter-spacing: .12em;
}
.page_header h1::before { content: ""; width: 36px; height: 3px; background: var(--tricolor); border-radius: 2px; }
.page_header .page_lead { margin-top: 32px; max-width: 640px; color: var(--ink-2); }
.breadcrumb { padding: 20px 0; border-bottom: 1px solid var(--line); }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px 0; margin: 0; padding: 0; list-style: none; font-size: 12px; color: var(--muted); }
.breadcrumb li:not(:last-child)::after { content: "/"; margin: 0 12px; font-family: var(--en); color: #c9c9c5; }
.breadcrumb a { transition: color .2s; }
.breadcrumb a:hover { color: var(--ink); }

.page_section { padding: 120px 0; }
.page_section + .page_section { padding-top: 0; }
.page_section.soft { background: var(--bg-soft); padding-top: 120px; }
.page_section.soft + .page_section, .page_section + .page_section.soft { padding-top: 120px; }
.placeholder { background: #fff7c2; padding: 0 .3em; border-radius: 3px; }

/* ページ内ナビ（サービス） */
.anchor_nav { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.anchor_nav a {
  position: relative; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 24px 28px; font-weight: 700; border-right: 1px solid var(--line); transition: background .3s;
}
.anchor_nav li:last-child a { border-right: 0; }
.anchor_nav a::after { content: "↓"; font-family: var(--en); font-weight: 400; color: var(--muted); }
.anchor_nav a:hover { background: var(--bg-soft); }
.anchor_nav .num { font-family: var(--en); font-weight: 400; color: var(--muted); margin-right: 12px; letter-spacing: .1em; }

/* サービス詳細 */
.service_detail { display: grid; grid-template-columns: 360px 1fr; gap: 80px; padding: 96px 0; border-bottom: 1px solid var(--line); }
.service_detail:last-child { border-bottom: 0; padding-bottom: 0; }
.service_detail:nth-child(1) { --c: var(--yellow); }
.service_detail:nth-child(2) { --c: var(--magenta); }
.service_detail:nth-child(3) { --c: var(--cyan); }
.service_detail .head { position: sticky; top: calc(var(--header-h) + 40px); align-self: start; }
.service_detail .head .num { display: block; font-family: var(--en); font-weight: 300; font-size: 88px; line-height: 1; }
.service_detail .head .num::after { content: ""; display: block; width: 48px; height: 4px; margin-top: 24px; border-radius: 2px; background: var(--c); }
.service_detail .head h2 { margin-top: 28px; font-size: clamp(24px, 2.6vw, 32px); }
.service_detail .head .en_label { display: block; margin-top: 4px; font-family: var(--en); font-size: 13px; letter-spacing: .24em; color: var(--muted); text-transform: uppercase; }
.service_detail .body > p.intro { font-size: 17px; line-height: 2.1; }
.service_detail h3 { margin: 56px 0 20px; font-size: 16px; font-weight: 700; letter-spacing: .1em; display: flex; align-items: center; gap: 12px; }
.service_detail h3::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--c); }
.check_list li { position: relative; padding: 16px 0 16px 36px; border-bottom: 1px solid var(--line); }
.check_list li::before {
  content: ""; position: absolute; left: 4px; top: 25px; width: 14px; height: 7px;
  border-left: 2px solid var(--ink); border-bottom: 2px solid var(--ink); transform: rotate(-45deg);
}
.menu_grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.menu_grid li { background: var(--bg-soft); border-radius: var(--radius); padding: 24px 28px; }
.menu_grid strong { display: block; font-size: 16px; margin-bottom: 6px; }
.menu_grid span { font-size: 14px; color: var(--ink-2); line-height: 1.9; }

/* ご依頼の流れ */
.flow_list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: flow; }
.flow_list li { position: relative; background: var(--bg); border-radius: var(--radius); padding: 36px 28px 40px; counter-increment: flow; }
.flow_list li::before {
  content: "STEP " counter(flow, decimal-leading-zero); display: block; margin-bottom: 16px;
  font-family: var(--en); font-size: 12px; font-weight: 500; letter-spacing: .22em; color: var(--muted);
}
.flow_list li:not(:last-child)::after {
  content: ""; position: absolute; right: -14px; top: 50%; width: 8px; height: 8px; z-index: 1;
  border-top: 1.5px solid var(--ink); border-right: 1.5px solid var(--ink); transform: translateY(-50%) rotate(45deg);
}
.flow_list strong { display: block; font-size: 17px; margin-bottom: 12px; }
.flow_list p { font-size: 14px; color: var(--ink-2); line-height: 1.9; }

/* 実績ページ */
.works_summary { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); margin-bottom: 96px; }
.works_summary li { padding: 32px 28px; border-right: 1px solid var(--line); }
.works_summary li:last-child { border-right: 0; }
.works_summary .label { display: block; font-size: 13px; color: var(--muted); letter-spacing: .1em; }
.works_summary .value { display: block; margin-top: 8px; font-family: var(--en); font-weight: 300; font-size: 48px; line-height: 1.1; }
.works_summary .value small { font-family: "Noto Sans JP", sans-serif; font-size: 14px; margin-left: 6px; }
.works_group { display: grid; grid-template-columns: 320px 1fr; gap: 64px; padding: 64px 0; border-top: 1px solid var(--line); }
.works_group:first-of-type { border-top: 1px solid var(--ink); }
.works_group:nth-of-type(3n+1) { --c: var(--yellow); }
.works_group:nth-of-type(3n+2) { --c: var(--magenta); }
.works_group:nth-of-type(3n) { --c: var(--cyan); }
.works_group .group_name { font-family: var(--en); font-size: 28px; font-weight: 600; line-height: 1.4; }
.works_group .group_name::after { content: ""; display: block; width: 40px; height: 4px; margin-top: 20px; border-radius: 2px; background: var(--c); }
.works_group .meta { margin-top: 20px; font-size: 13px; color: var(--muted); line-height: 2; }
.song_list { counter-reset: song; }
.song_list li {
  counter-increment: song; display: flex; align-items: baseline; gap: 24px;
  padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 16px;
}
.song_list li::before { content: counter(song, decimal-leading-zero); font-family: var(--en); font-size: 13px; color: var(--muted); letter-spacing: .1em; width: 24px; flex: none; }
.song_list li.etc { color: var(--muted); font-size: 14px; }
.song_list li.etc::before { content: "—"; }
.note { margin-top: 56px; font-size: 13px; color: var(--muted); }

/* プロフィール */
.profile_main { display: grid; grid-template-columns: 420px 1fr; gap: 88px; align-items: start; }
.profile_photo { position: relative; }
.profile_photo::before { content: ""; position: absolute; inset: 24px -24px -24px 24px; border-radius: var(--radius); background: var(--tricolor); opacity: .9; }
.profile_photo figure {
  position: relative; aspect-ratio: 4 / 5; border-radius: var(--radius); overflow: hidden;
  background: var(--bg-soft); display: grid; place-items: center;
}
.profile_photo figure img { width: 60%; }
.profile_photo figure.has_photo img { width: 100%; height: 100%; object-fit: cover; object-position: 60% center; }
.profile_photo figcaption { position: absolute; bottom: 16px; left: 0; right: 0; text-align: center; font-family: var(--en); font-size: 11px; letter-spacing: .2em; color: var(--muted); }
.profile_name .role { font-size: 13px; color: var(--muted); letter-spacing: .14em; }
.profile_name .name { margin-top: 8px; font-size: clamp(28px, 3vw, 36px); font-weight: 700; letter-spacing: .1em; line-height: 1.5; }
.profile_name .name_en { display: block; font-family: var(--en); font-size: 13px; font-weight: 400; letter-spacing: .24em; color: var(--muted); text-transform: uppercase; }
.profile_text { margin-top: 40px; }
.profile_text p + p { margin-top: 24px; }
.profile_text .quote { font-size: 20px; font-weight: 700; line-height: 1.8; padding-left: 24px; border-left: 3px solid var(--magenta); }
.career { border-top: 1px solid var(--ink); }
.career > div { display: grid; grid-template-columns: 200px 1fr; gap: 32px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.career dt { font-family: var(--en); font-weight: 500; letter-spacing: .08em; }
.career dd { margin: 0; color: var(--ink-2); }
.message_box { display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; }
.message_box .h2_wrap { margin-bottom: 0; }
.message_box .body p + p { margin-top: 24px; }
.message_box .sign { margin-top: 40px; text-align: right; font-weight: 700; }

/* お問い合わせフォーム */
.contact_intro { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 96px; }
.contact_intro li { background: var(--bg-soft); border-radius: var(--radius); padding: 32px; }
.contact_intro strong { display: flex; align-items: center; gap: 12px; font-size: 17px; margin-bottom: 8px; }
.contact_intro strong::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--c); }
.contact_intro li:nth-child(1) { --c: var(--yellow); }
.contact_intro li:nth-child(2) { --c: var(--magenta); }
.contact_intro p { font-size: 14px; color: var(--ink-2); }
.form { max-width: 880px; margin: 0 auto; }
.form_row { display: grid; grid-template-columns: 240px 1fr; gap: 32px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.form_row:first-of-type { border-top: 1px solid var(--ink); }
.form_row > .label, .form_row > label { padding-top: 12px; font-weight: 700; display: flex; align-items: flex-start; gap: 12px; line-height: 1.6; }
.req, .opt { flex: none; font-size: 11px; font-weight: 500; letter-spacing: .1em; padding: 2px 8px; border-radius: 4px; margin-top: 1px; }
.req { background: var(--ink); color: var(--bg); }
.opt { border: 1px solid var(--line); color: var(--muted); }
.form input[type="text"], .form input[type="email"], .form input[type="tel"], .form select, .form textarea {
  width: 100%; padding: 14px 18px; border: 1px solid #d6d6d2; border-radius: 10px; background: var(--bg);
  font: inherit; font-size: 16px; color: var(--ink); letter-spacing: .04em; transition: border-color .2s, box-shadow .2s;
}
.form textarea { min-height: 220px; resize: vertical; line-height: 1.8; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(86, 185, 226, .25); }
.form input::placeholder, .form textarea::placeholder { color: #b5b5b0; }
.form .hint { margin-top: 8px; font-size: 12px; color: var(--muted); }
.choice_list { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 6px; }
.choice_list label { cursor: pointer; }
.choice_list input { position: absolute; opacity: 0; pointer-events: none; }
.choice_list span { display: inline-block; padding: 10px 20px; border: 1px solid #d6d6d2; border-radius: 999px; font-size: 14px; transition: all .2s; }
.choice_list input:checked + span { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.choice_list input:focus-visible + span { box-shadow: 0 0 0 3px rgba(86, 185, 226, .4); }
.privacy { margin-top: 48px; text-align: center; }
.privacy .box { max-height: 160px; overflow: auto; text-align: left; font-size: 12px; color: var(--ink-2); background: var(--bg-soft); border-radius: 10px; padding: 20px 24px; margin-bottom: 24px; line-height: 1.9; }
.privacy label { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-weight: 700; }
.privacy input { width: 18px; height: 18px; accent-color: var(--ink); }
.form_submit { margin-top: 48px; text-align: center; }
.form_submit button { cursor: pointer; font-family: inherit; min-width: 320px; padding: 20px 26px 20px 36px; font-size: 15px; }
.form_message { margin-top: 24px; text-align: center; font-size: 14px; }
.form_message.error { color: var(--magenta); }

/* 下層ページ responsive */
@media (max-width: 1080px) {
  .service_detail { grid-template-columns: 1fr; gap: 40px; }
  .service_detail .head { position: static; }
  .flow_list { grid-template-columns: repeat(2, 1fr); }
  .flow_list li:nth-child(2)::after { display: none; }
  .works_group { grid-template-columns: 1fr; gap: 32px; }
  .profile_main { grid-template-columns: 1fr; gap: 64px; }
  .profile_photo { max-width: 420px; }
  .message_box { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  .page_header { padding: 56px 0 48px; }
  .page_header h1 { margin-top: 16px; font-size: 14px; }
  .page_header .page_lead { margin-top: 24px; }
  .page_section, .page_section.soft { padding: 80px 0; }
  .page_section + .page_section { padding-top: 0; }
  .page_section.soft + .page_section, .page_section + .page_section.soft { padding-top: 80px; }
  .anchor_nav { grid-template-columns: 1fr; }
  .anchor_nav a { border-right: 0; border-bottom: 1px solid var(--line); padding: 20px 4px; }
  .anchor_nav li:last-child a { border-bottom: 0; }
  .service_detail { padding: 72px 0; }
  .service_detail .head .num { font-size: 64px; }
  .service_detail .body > p.intro { font-size: 15px; }
  .service_detail h3 { margin-top: 44px; }
  .menu_grid { grid-template-columns: 1fr; }
  .flow_list { grid-template-columns: 1fr; gap: 12px; }
  .flow_list li { padding: 28px 24px; }
  .flow_list li::after { display: none; }
  .works_summary { grid-template-columns: 1fr; margin-bottom: 64px; }
  .works_summary li { border-right: 0; border-bottom: 1px solid var(--line); padding: 24px 4px; }
  .works_summary li:last-child { border-bottom: 0; }
  .works_summary .value { font-size: 40px; }
  .works_group { padding: 48px 0; gap: 24px; }
  .works_group .group_name { font-size: 24px; }
  .song_list li { font-size: 15px; gap: 16px; padding: 14px 0; }
  .profile_photo { margin-right: 24px; }
  .profile_photo::before { inset: 16px -16px -16px 16px; }
  .career > div { grid-template-columns: 1fr; gap: 4px; padding: 20px 0; }
  .contact_intro { grid-template-columns: 1fr; gap: 12px; margin-bottom: 64px; }
  .contact_intro li { padding: 24px; }
  .form_row { grid-template-columns: 1fr; gap: 12px; padding: 24px 0; }
  .form_row > .label, .form_row > label { padding-top: 0; }
  .form_submit button { min-width: 0; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .page_header .ribbons path { animation: none; }
}
.flow_list, .song_list { list-style: none; margin: 0; padding: 0; }
.more_center { margin-top: 64px; text-align: center; }
.page-contact footer { border-top: 1px solid var(--line); }