:root {
    --color-bg: #f5f5f0;
    --color-bg-deep: #e8e8e2;
    --color-text: #1a1a1a;
    --color-text-muted: #5c5c5c;
    --color-accent: #2d5a7b;
    --color-accent-light: #3d7a9e;
    --font-sans: "DM Sans", "Noto Sans JP", sans-serif;
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body.is-loading { overflow: hidden; }

.loader {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease;
}
.loader__line {
    width: 0;
    height: 3px;
    background: var(--color-accent);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 28px 5%;
    transition: background 0.4s var(--ease-out), padding 0.3s;
}
.header.is-scrolled {
    background: rgba(245, 245, 240, 0.92);
    backdrop-filter: blur(12px);
}
.header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-decoration: none;
    color: var(--color-text);
    transition: opacity 0.3s;
}
.logo:hover { opacity: 0.7; }
.nav__list {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}
.nav__list a {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.3s;
}
.nav__list a:hover,
.nav__list a.is-active { color: var(--color-text); }

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 120px 8% 80px;
    overflow: hidden;
}
.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero__bg-image {
    position: absolute;
    inset: -10%;
    background: url("https://images.unsplash.com/photo-1558618666-fcd25c85cd64?w=1920&q=80") center / cover no-repeat;
}
.hero__bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(245,245,240,0.94) 0%, rgba(232,232,226,0.88) 100%);
}
.hero__content {
    position: relative;
    z-index: 1;
}
.hero__label {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    color: var(--color-text-muted);
    margin-bottom: 32px;
    text-transform: uppercase;
}
.hero__title {
    font-size: clamp(2.8rem, 9vw, 6rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 32px;
}
.hero__title em {
    font-style: normal;
    color: var(--color-accent);
}
.hero__lead {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    max-width: 440px;
    line-height: 1.9;
    margin-bottom: 40px;
}
.hero__cta {
    display: inline-block;
    padding: 14px 32px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-bg);
    background: var(--color-accent);
    text-decoration: none;
    border-radius: 2px;
    transition: background 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}
.hero__cta:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
}
.hero__scroll {
    position: absolute;
    bottom: 48px;
    left: 8%;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.hero__scroll-line {
    width: 1px;
    height: 56px;
    background: var(--color-text-muted);
    opacity: 0.5;
}
.hero__scroll-text {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

/* Marquee */
.marquee {
    padding: 20px 0;
    background: var(--color-accent);
    color: var(--color-bg);
    overflow: hidden;
    user-select: none;
}
.marquee__track {
    display: flex;
    width: max-content;
    animation: marquee 28s linear infinite;
}
.marquee__text {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    white-space: nowrap;
    padding: 0 3rem;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-33.333%); }
}

/* Section */
.section { padding: 160px 0; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 5%; }

/* About */
.about__grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 100px;
    align-items: center;
}
.about__visual {
    position: relative;
    aspect-ratio: 4 / 3;
    min-height: 320px;
}
.about__image-wrap {
    position: absolute;
    inset: 0;
    border-radius: 4px;
    overflow: hidden;
}
.about__image {
    position: absolute;
    inset: -20%;
    background: url("https://images.unsplash.com/photo-1561070791-2526d30994b5?w=900&q=80") center / cover no-repeat;
    will-change: transform;
}
.about__block {
    position: absolute;
    background: var(--color-accent);
    opacity: 0.12;
    border-radius: 4px;
}
.about__block--1 {
    width: 50%;
    height: 40%;
    top: -8%;
    right: -6%;
}
.about__block--2 {
    width: 35%;
    height: 30%;
    bottom: -5%;
    left: -4%;
}
.about__num {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}
.about__title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
    line-height: 1.25;
}
.about__text {
    font-size: 0.98rem;
    color: var(--color-text-muted);
    line-height: 2;
    margin-bottom: 20px;
}
.about__text:last-of-type { margin-bottom: 0; }

/* Stats */
.stats {
    background: var(--color-bg-deep);
    padding: 100px 0;
}
.stats__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    text-align: center;
}
.stats__item {
    padding: 24px 16px;
}
.stats__number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--color-accent);
    line-height: 1;
}
.stats__suffix {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--color-accent);
}
.stats__label {
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-top: 12px;
}

/* Quote */
.quote {
    padding: 140px 5%;
    background: var(--color-text);
    color: var(--color-bg);
}
.quote__inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.quote__text {
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0.02em;
    margin-bottom: 24px;
}
.quote__author {
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    opacity: 0.7;
}

/* Work */
.work__label {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.35em;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}
.work__title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 56px;
    line-height: 1.2;
}
.work__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.work__card {
    border-radius: 6px;
    overflow: hidden;
}
.work__card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}
.work__card-image {
    aspect-ratio: 4 / 3;
    background: var(--color-bg-deep) center / cover no-repeat;
    transition: transform 0.6s var(--ease-out);
}
.work__card:hover .work__card-image {
    transform: scale(1.05);
}
.work__card-image--1 {
    background-image: url("https://images.unsplash.com/photo-1556742049-0cfed4f6a45d?w=600&q=80");
}
.work__card-image--2 {
    background-image: url("https://images.unsplash.com/photo-1558618666-fcd25c85cd64?w=600&q=80");
}
.work__card-image--3 {
    background-image: url("https://images.unsplash.com/photo-1582555172866-f73bb12a2ab3?w=600&q=80");
}
.work__card-content {
    padding: 24px 0 8px;
}
.work__card-cat {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 8px;
}
.work__card-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    transition: color 0.3s;
}
.work__card-link:hover .work__card-title { color: var(--color-accent); }

/* Fullbleed */
.fullbleed {
    padding: 0;
    height: 70vh;
    min-height: 400px;
    overflow: hidden;
}
.fullbleed__image {
    width: 100%;
    height: 120%;
    margin-top: -10%;
    background: url("https://images.unsplash.com/photo-1561070791-2526d30994b5?w=1600&q=85") center / cover no-repeat;
    will-change: transform;
}

/* Services */
.services__label {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.35em;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}
.services__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 64px;
}
.services__list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}
.services__item {
    padding: 32px 24px;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 6px;
    transition: border-color 0.35s, box-shadow 0.35s var(--ease-out);
}
.services__item:hover {
    border-color: rgba(45, 90, 123, 0.2);
    box-shadow: 0 12px 40px rgba(0,0,0,0.06);
}
.services__item-num {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: 16px;
}
.services__item-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}
.services__item-desc {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    line-height: 1.85;
}

/* Contact */
.contact {
    background: var(--color-bg-deep);
    padding: 160px 0;
}
.contact__inner {
    text-align: center;
    max-width: 560px;
    margin: 0 auto;
}
.contact__label {
    font-size: 0.7rem;
    letter-spacing: 0.35em;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}
.contact__title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}
.contact__text {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 32px;
    line-height: 1.9;
}
.contact__link {
    display: inline-block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-accent);
    text-decoration: none;
    letter-spacing: 0.02em;
    padding: 16px 40px;
    border: 2px solid var(--color-accent);
    border-radius: 4px;
    transition: background 0.35s var(--ease-out), color 0.35s var(--ease-out);
}
.contact__link:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

/* Footer */
.footer {
    padding: 64px 0 40px;
    border-top: 1px solid rgba(0,0,0,0.06);
}
.footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}
.footer__logo {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.15em;
}
.footer__copy {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.03em;
}

/* Responsive */
@media (max-width: 1024px) {
    .about__grid { grid-template-columns: 1fr; gap: 56px; }
    .about__visual { min-height: 280px; }
    .stats__grid { gap: 32px; }
    .work__grid { grid-template-columns: 1fr; }
    .services__list { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 768px) {
    .header { padding: 20px 5%; }
    .header__inner { flex-direction: column; gap: 16px; align-items: center; }
    .nav__list { flex-wrap: wrap; justify-content: center; gap: 1rem; }
    .hero { padding: 100px 5% 60px; min-height: 100vh; }
    .hero__cta { padding: 12px 24px; font-size: 0.8rem; }
    .hero__scroll { left: 5%; bottom: 32px; }
    .section { padding: 100px 0; }
    .stats { padding: 72px 0; }
    .stats__grid { grid-template-columns: 1fr; gap: 40px; }
    .quote { padding: 100px 5%; }
    .work__title { margin-bottom: 40px; }
    .work__card-content { padding: 20px 0 4px; }
    .fullbleed { height: 50vh; min-height: 300px; }
    .services__title { margin-bottom: 48px; }
    .contact { padding: 100px 0; }
    .footer__inner { flex-direction: column; text-align: center; }
}

/* Embed */
body.is-embed .loader { display: none; }
body.is-embed .header { padding: 16px 5%; }
body.is-embed .hero { min-height: auto; padding: 120px 5% 48px; }
body.is-embed .hero__scroll { display: none; }
body.is-embed .section { padding: 80px 0; }
body.is-embed .about__grid { gap: 40px; }
body.is-embed .stats { padding: 64px 0; }
body.is-embed .quote { padding: 80px 5%; }
body.is-embed .work__grid { gap: 24px; }
body.is-embed .fullbleed { height: 50vh; }
body.is-embed .services__list { gap: 28px; }
body.is-embed .contact { padding: 80px 0; }