:root {
  --blue: #5279ef;
  --sky: #8edaf6;
  --navy: #092e63;
  --ink: #163154;
  --soft: #f8f4e9;
  --gray: #a4a4a4;
  --accent: #ffa31e;
  --accent-dark: #b86600;
  --accent-pale: #fff1d7;
  --universal: "BIZ UDPGothic", "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --serif: var(--universal);
  --sans: var(--universal);
}

body.pink-edition {
  --accent: #c81764;
  --accent-dark: #8f0d43;
  --accent-pale: #fee6ef;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-family: var(--sans); line-height: 1.9; font-feature-settings: "palt" 1; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.skip-link { position: fixed; left: 1rem; top: -4rem; z-index: 30; padding: .5rem 1rem; color: #fff; background: var(--navy); }
.skip-link:focus { top: 1rem; }
.site-header { display: flex; align-items: center; justify-content: space-between; min-height: 82px; padding: 14px clamp(1.25rem, 5vw, 5rem); border-bottom: 1px solid rgba(9, 46, 99, .12); background: rgba(255,255,255,.94); position: sticky; top: 0; z-index: 10; backdrop-filter: blur(12px); }
.brand { display: inline-flex; flex-direction: column; font-family: var(--serif); font-size: 1.08rem; line-height: .8; letter-spacing: -.04em; color: var(--navy); }
.site-header nav { display: flex; gap: clamp(.75rem, 2vw, 2rem); font-size: .9rem; letter-spacing: .06em; }
.site-header nav a { border-bottom: 1px solid transparent; }
.site-header nav a:hover, .site-header nav a:focus { border-color: var(--accent); }
.palette-switch { display: flex; align-items: center; gap: .48rem; cursor: pointer; border: 1px solid rgba(9,46,99,.2); padding: .55rem .8rem; border-radius: 100px; background: #fff; color: var(--navy); font-size: .82rem; letter-spacing: .04em; }
.palette-dot { width: .7rem; height: .7rem; border-radius: 50%; background: var(--accent); }
.palette-switch:focus-visible, .button:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; }

.product-intro { position: relative; display: grid; min-height: calc(100svh - 82px); place-items: center; overflow: hidden; isolation: isolate; background: url("assets/product-intro-background.png") center / cover no-repeat; }
.product-intro::before { position: absolute; z-index: -1; inset: 0; content: ""; background: linear-gradient(135deg, rgba(255,255,255,.12), rgba(255,255,255,.02) 55%, rgba(10,75,146,.14)); }
.product-logo { display: flex; flex-direction: column; align-items: center; margin: 0; color: #fff; font-family: "Times New Roman", serif; font-size: clamp(5.3rem, 12.8vw, 14rem); font-weight: 400; line-height: .72; letter-spacing: -.075em; text-align: center; text-shadow: 0 2px 0 rgba(27,92,148,.32), 0 8px 14px rgba(9,55,109,.38); }
.product-logo span:nth-child(2) { margin-left: -.05em; }.product-logo span:nth-child(3) { margin-left: -.14em; }
.scroll-cue { position: absolute; bottom: 2rem; display: inline-flex; align-items: center; gap: .6rem; color: var(--navy); font-size: .8rem; font-weight: 700; letter-spacing: .16em; }.scroll-cue span { color: var(--accent-dark); font-size: 1.1rem; }

.hero { position: relative; display: grid; grid-template-columns: 1fr; min-height: calc(100svh - 82px); overflow: hidden; isolation: isolate; }
.hero::before { content: ""; position: absolute; z-index: 1; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.81) 40%, rgba(255,255,255,.22) 68%, rgba(255,255,255,.04) 100%); }
.hero-copy { position: absolute; z-index: 2; top: 40%; left: 12%; display: flex; width: min(70vw, 980px); flex-direction: column; transform: translateY(-50%); }
.eyebrow, .section-kicker { margin: 0 0 1.3rem; color: var(--accent-dark); font-size: .84rem; font-weight: 700; letter-spacing: .15em; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--serif); font-weight: 400; color: var(--navy); line-height: 1.52; letter-spacing: .06em; }
h1 { margin-bottom: 2.4rem; font-size: clamp(2.25rem, 3.9vw, 4rem); }
h1 em, h2 em { color: var(--accent); font-style: normal; }
.hero-lead { margin: 0 0 3.2rem; color: var(--navy); font-family: var(--universal); font-size: clamp(2rem, 3.55vw, 3.62rem); font-weight: 400; line-height: 1.52; letter-spacing: .06em; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 1.75rem; width: fit-content; padding: .95rem 1.3rem 1.05rem; transition: transform .2s ease, box-shadow .2s ease; font-size: .92rem; font-weight: 700; letter-spacing: .06em; }
.button:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(9,46,99,.17); }
.button-primary { color: #fff; background: var(--navy); }
.button-primary span, .button-light span { color: var(--accent); font-size: 1.2em; }
.hero-art { z-index: 0; grid-area: 1 / 1; min-height: 100%; background: url("assets/hero-terrace.png") center 72% / cover no-repeat; }
.hero-copy .eyebrow { color: #1f6ee5; font-family: var(--universal); font-size: 1.5rem; letter-spacing: .14em; }
.hero-copy h2 { margin-bottom: 2.25rem; color: #1f6ee5; font-size: clamp(2.35rem, 3.25vw, 3.55rem); line-height: 1.56; letter-spacing: .045em; }
.hero-copy h2 em { color: #1f6ee5; }
.hero-copy .hero-lead { margin-bottom: 2.7rem; color: #f31fa6; font-size: clamp(2.15rem, 3.05vw, 3.35rem); line-height: 1.56; letter-spacing: .045em; }

/* 中くらいの横幅でも、見出しが画面の端に寄りすぎない配置にする */
@media (min-width: 761px) and (max-width: 1400px) {
  .hero-copy { top: 46%; left: 18%; }
}

.section-shell { width: min(1120px, calc(100% - 3rem)); margin: 0 auto; }
.intro { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1fr); grid-template-rows: auto auto; column-gap: clamp(3.5rem, 9vw, 9rem); align-content: center; width: min(1400px, calc(100% - 6rem)); min-height: min(78svh, 770px); padding: 4rem 0; }
.intro .section-kicker { grid-column: 1; grid-row: 1; margin: 0 0 1.55rem; color: #251740; font-family: var(--universal); font-size: .86rem; letter-spacing: .15em; }
.intro .two-column { display: contents; }
.intro h2 { grid-column: 1; grid-row: 2; width: auto; margin: 0; color: #1f6ee5; font-family: var(--universal); font-size: clamp(2.1rem, 2.8vw, 3.25rem); line-height: 1.52; letter-spacing: .06em; }
.intro-text { grid-column: 2; grid-row: 2; width: auto; margin: 0; align-self: start; color: #251740; font-family: var(--universal); font-size: 1rem; line-height: 2; }
.two-column { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2.5rem, 9vw, 9rem); align-items: end; }
h2 { font-size: clamp(2.05rem, 4.3vw, 4rem); margin-bottom: 0; }
.intro-text p { margin-bottom: 1.35rem; font-size: inherit; }

.philosophy { padding: clamp(5rem, 9vw, 8rem) 0; background: #fbf8f3; }
.philosophy-heading { margin-bottom: clamp(3rem, 6vw, 5rem); text-align: center; }
.philosophy-heading h2 { margin-bottom: .45rem; font-size: clamp(3.2rem, 7.8vw, 7.2rem); line-height: .9; letter-spacing: -.035em; }
.philosophy-heading p { margin: 0; color: var(--accent-dark); font-family: var(--serif); font-size: clamp(.9rem, 1.6vw, 1.18rem); }
.philosophy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.75rem, 4vw, 4.5rem); }
.philosophy-grid article { border-top: 1px solid var(--accent); padding-top: 1.1rem; }
.philosophy-label { margin: 0 0 1rem; color: var(--navy); font: clamp(1.75rem, 3vw, 2.75rem)/1 var(--serif); letter-spacing: .16em; }
.philosophy-type { margin: 0 0 1rem; padding: .38rem .5rem; color: #fff; background: var(--accent); text-align: center; font-size: .82rem; letter-spacing: .04em; }
.philosophy-grid h3 { margin: 0 0 1.1rem; color: var(--navy); font: clamp(1.2rem, 2vw, 1.65rem)/1.5 var(--serif); }
.philosophy-copy { color: var(--ink); font-size: .96rem; line-height: 2; }
.philosophy-copy p { margin: 0 0 1.55rem; }
.philosophy-copy p:last-child { margin-bottom: 0; }

.compass { background: var(--soft); padding: clamp(4rem, 8vw, 7rem) 0; }
.compass-inner { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(3rem, 9vw, 10rem); align-items: center; }
.compass-card { width: min(100%, 330px); aspect-ratio: 1; position: relative; display: grid; place-items: center; margin: auto; border: 1px solid var(--accent); border-radius: 50%; color: var(--accent-dark); font: .85rem var(--sans); }
.compass-card span { position: absolute; font-weight: 700; }.compass-card span:nth-of-type(1) { top: 1.2rem; }.compass-card span:nth-of-type(2) { right: 1.2rem; }.compass-card span:nth-of-type(3) { bottom: 1.2rem; }.compass-card span:nth-of-type(4) { left: 1.2rem; }
.compass-card .compass-mark { position: static; font: 4.7rem var(--serif); color: var(--accent); }
.compass-card i { position: absolute; width: 80%; height: 1px; background: var(--accent); }.compass-card i:last-child { transform: rotate(90deg); }
.compass p:not(.section-kicker) { max-width: 38rem; margin: 1.5rem 0 0; font-size: .95rem; }

.steps { padding-top: clamp(5rem, 10vw, 9rem); padding-bottom: clamp(5rem, 10vw, 9rem); }
.steps .section-heading { max-width: 42rem; margin-bottom: clamp(3rem, 6vw, 5rem); }
.steps ol { max-width: 950px; margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(9,46,99,.2); }
.steps ol > li { display: grid; grid-template-columns: 5.5rem 1fr; column-gap: clamp(1rem, 3vw, 3rem); padding: clamp(2rem, 4vw, 3.5rem) 0; border-bottom: 1px solid rgba(9,46,99,.2); }
.steps ol > li > span { color: var(--accent-dark); font: clamp(1.5rem, 2.5vw, 2.2rem) var(--serif); letter-spacing: .08em; }
.steps h3 { margin: 0 0 1rem; color: var(--navy); font: clamp(1.35rem, 2.4vw, 2rem)/1.55 var(--serif); }
.step-summary { max-width: 48rem; margin: 0; color: var(--navy); font-size: .98rem; font-weight: 500; }

.work { position: relative; min-height: 700px; overflow: hidden; isolation: isolate; color: var(--ink); background: url("assets/work-background-wide.png") center / cover no-repeat; }
.work::before { position: absolute; z-index: 0; inset: 0; content: ""; background: linear-gradient(90deg, rgba(255,255,255,.15) 0%, rgba(255,255,255,.06) 48%, rgba(255,255,255,0) 76%); }
.work-visual { display: none; }
.work-copy { position: absolute; z-index: 1; top: 50%; left: 12%; width: min(42rem, calc(100% - 3rem)); transform: translateY(-50%); }.work-copy h2 { color: #1f6ee5; font-family: var(--universal); font-size: clamp(2.3rem, 2.5vw, 2.7rem); }.work-copy h2 em { color: #f31fa6; }.work-title-last { white-space: nowrap; }.work-copy .section-kicker { color: #1f6ee5; font-family: var(--universal); }.work-copy > p:not(.section-kicker):not(.form-status) { max-width: 38rem; margin: 1.5rem 0; font-size: .98rem; }.form-note { display: flex; align-items: flex-start; gap: .8rem; max-width: 34rem; margin: 1.8rem 0; padding: 1rem 1.15rem; background: rgba(142,218,246,.35); }.form-note span, .form-note p { color: #f31fa6; }.form-note p { margin: 0; font-size: .92rem; line-height: 1.7; }.work .button-primary { color: #fff; background: #163154; }.form-status { margin: .8rem 0 0; color: #163154; font-size: .82rem; }

.profile { display: block; width: min(1400px, calc(100% - 6rem)); padding-top: clamp(5rem, 10vw, 9rem); padding-bottom: clamp(5rem, 10vw, 9rem); }
.profile-label { padding-bottom: clamp(3rem, 6vw, 5.5rem); }.profile-label::after { content: ""; display: block; width: 7rem; height: 1px; margin-top: 2rem; background: var(--accent); }.profile-name { margin: 0; color: var(--navy); font: clamp(3rem, 5vw, 4.6rem)/.85 var(--serif); }.profile-role { margin: .7rem 0; font-size: .92rem; letter-spacing: .1em; }.profile-copy { width: 100%; }.profile-copy > p { max-width: none; margin: 1.55rem 0; font-size: .98rem; line-height: 2.05; }.profile-copy.js-profile-ready > p { display: none; }.profile-text p { max-width: none; margin: 1.55rem 0; font-size: .98rem; line-height: 2.05; }.profile-copy strong { color: var(--navy); font-weight: 700; }

.closing { min-height: min(48rem, 82svh); padding: clamp(5.5rem, 11vw, 9.5rem) 1.5rem; text-align: center; color: var(--navy); background: linear-gradient(90deg, rgba(255,255,255,.52) 0%, rgba(255,255,255,.22) 52%, rgba(255,255,255,.08) 100%), url("assets/product-intro-background.png") center / cover no-repeat; }.closing .section-kicker { color: #1f6ee5; }.closing h2 { margin: 0 auto 2rem; color: #1f6ee5; }.closing h2 em { color: #f31fa6; }.closing-stars { margin-bottom: 2rem; color: #f31fa6; letter-spacing: .6em; }.button-light { color: #fff; border: 1px solid #163154; background: #163154; }
footer { display: flex; align-items: end; justify-content: space-between; padding: 2rem clamp(1.25rem, 5vw, 5rem); color: var(--navy); } footer p { margin: 0; font-size: .8rem; }

@media (max-width: 760px) { .site-header { min-height: 70px; }.site-header nav { display: none; }.palette-label { display: none; }.palette-switch { padding: .55rem; }.hero { min-height: calc(100svh - 70px); }.hero::before { background: linear-gradient(180deg, rgba(255,255,255,.9) 0%, rgba(255,255,255,.74) 52%, rgba(255,255,255,.16) 100%); }.hero-copy { top: 36%; left: 1.5rem; width: calc(100% - 3rem); transform: none; }.hero-art { min-height: 100%; background-position: 56% 76%; }.hero-copy h2 { font-size: clamp(2rem, 9vw, 3.1rem); }.hero-copy .hero-lead { font-size: clamp(1.8rem, 7.8vw, 2.75rem); }.intro { display: block; width: min(100% - 3rem, 36rem); min-height: 0; padding: 5rem 0; }.intro .two-column { display: block; }.intro .section-kicker { margin-bottom: 1.25rem; }.intro h2 { margin-bottom: 2.5rem; font-size: clamp(2rem, 8vw, 3rem); }.intro-text { max-width: 36rem; font-size: .98rem; }.two-column, .compass-inner, .philosophy-grid { grid-template-columns: 1fr; }.compass-card { width: min(77vw, 300px); }.steps ol > li { grid-template-columns: 1fr; gap: .8rem; }.philosophy-grid { gap: 3rem; }.work { min-height: 720px; background-position: 58% center; background-size: cover; }.work::before { background: linear-gradient(180deg, rgba(255,255,255,.16) 0%, rgba(255,255,255,.08) 52%, rgba(255,255,255,0) 100%); }.work-copy { top: 14%; left: 1.5rem; width: calc(100% - 3rem); transform: none; }.work-title-last { white-space: normal; }.profile { width: min(100% - 3rem, 36rem); }.profile-label { padding-bottom: 3rem; }.closing h2 { font-size: clamp(2rem, 9vw, 3.2rem); } }
@media (max-width: 380px) { .hero-copy { padding-left: 1.25rem; padding-right: 1.25rem; }.section-shell { width: min(100% - 2.5rem, 1120px); }.button { gap: 1rem; font-size: .84rem; } }