/* ============================================================
   MASQ — Dark Luxury Theme
   ============================================================ */

:root {
	--bg:        #0b0b0d;
	--bg-2:      #101013;
	--panel:     #16161b;
	--panel-2:   #1c1c22;
	--text:      #ece9e2;
	--muted:     #aaa69c;
	--faint:     #7d7a72;
	--line:      rgba(236, 233, 226, 0.10);
	--line-2:    rgba(236, 233, 226, 0.18);

	--gold:      #c9a86a;
	--gold-2:    #e3c98f;
	--gold-deep: #a8824c;
	--gold-grad: linear-gradient(135deg, #e3c98f 0%, #c9a86a 45%, #a8824c 100%);

	--serif:     "Shippori Mincho", "Cormorant Garamond", serif;
	--display:   "Cormorant Garamond", "Shippori Mincho", serif;
	--sans:      system-ui, -apple-system, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic Medium", "Yu Gothic", Meiryo, sans-serif;
	--jost:      "Jost", system-ui, sans-serif;

	--maxw:      1240px;
	--gutter:    clamp(20px, 5vw, 64px);
	--radius:    2px;
	--ease:      cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: var(--sans);
	font-weight: 400;
	line-height: 1.9;
	letter-spacing: 0.02em;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .4s var(--ease), opacity .4s var(--ease); }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-weight: 500; line-height: 1.3; margin: 0; }
p { margin: 0; }
ul { list-style: none; margin: 0; padding: 0; }

.screen-reader-text {
	position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
	overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 12px; top: 12px; z-index: 9999; background: var(--gold); color: #000; padding: 10px 16px; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(80px, 12vw, 160px); position: relative; }
.section--tight { padding-block: clamp(60px, 8vw, 110px); }

.eyebrow {
	font-family: var(--jost);
	font-size: 12px;
	letter-spacing: 0.4em;
	text-transform: uppercase;
	color: var(--gold);
	display: inline-flex;
	align-items: center;
	gap: 14px;
	font-weight: 400;
}
.eyebrow::before { content: ""; width: 32px; height: 1px; background: var(--gold); opacity: .6; }

.section-title {
	font-family: var(--serif);
	font-weight: 600;
	font-size: clamp(28px, 4.4vw, 50px);
	letter-spacing: 0.04em;
	line-height: 1.5;
	margin-top: 22px;
}
.section-title em { font-style: normal; background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section-lead {
	color: var(--muted);
	margin-top: 26px;
	font-size: 15px;
	line-height: 2.1;
}

.display-en {
	font-family: var(--display);
	font-style: italic;
	color: var(--faint);
	font-size: clamp(12px, 1.4vw, 15px);
	letter-spacing: 0.18em;
}

/* ---------- Buttons ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	font-family: var(--jost);
	font-size: 13px;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	padding: 15px 30px;
	border: 1px solid var(--line-2);
	border-radius: var(--radius);
	color: var(--text);
	position: relative;
	overflow: hidden;
	isolation: isolate;
	transition: color .5s var(--ease), border-color .5s var(--ease);
}
.btn .masq-icon { transition: transform .5s var(--ease); }
.btn:hover .masq-icon { transform: translateX(5px); }
.btn::after {
	content: ""; position: absolute; inset: 0; background: var(--gold-grad);
	transform: translateY(101%); transition: transform .5s var(--ease); z-index: -1;
}
.btn:hover { color: #0b0b0d; border-color: transparent; }
.btn:hover::after { transform: translateY(0); }

.btn--gold { background: var(--gold-grad); color: #0b0b0d; border-color: transparent; font-weight: 500; }
.btn--gold::after { background: #ece9e2; }
.btn--gold:hover { color: #0b0b0d; }
.btn--lg { padding: 20px 44px; font-size: 14px; }
.btn--nav { padding: 12px 24px; }
.btn--ghost { background: transparent; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
	position: fixed; top: 0; left: 0; right: 0; z-index: 100;
	transition: background .5s var(--ease), border-color .5s var(--ease);
	border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
	background: rgba(11, 11, 13, 0.82);
	-webkit-backdrop-filter: blur(8px);
	backdrop-filter: blur(8px);
	border-bottom-color: var(--line);
}
.site-header__inner {
	max-width: var(--maxw); margin-inline: auto;
	padding: 22px var(--gutter);
	display: flex; align-items: center; gap: 32px;
	transition: padding .5s var(--ease);
}
.site-header.is-scrolled .site-header__inner { padding-block: 15px; }

.brand { display: flex; flex-direction: column; line-height: 1; }
.brand__mark {
	font-family: var(--display); font-weight: 600; font-size: 26px;
	letter-spacing: 0.32em; color: var(--text); text-indent: 0.32em;
}
.brand__sub {
	font-family: var(--jost); font-size: 8.5px; letter-spacing: 0.42em;
	color: var(--gold); margin-top: 6px; text-indent: 0.42em;
}
.custom-logo { max-height: 46px; width: auto; }
.brand__logo { height: 40px; width: auto; display: block; transition: height .5s var(--ease), opacity .4s var(--ease); }
.site-header.is-scrolled .brand__logo { height: 34px; }
.brand:hover .brand__logo { opacity: .85; }

.site-nav { margin-left: auto; }
.site-nav__list { display: flex; gap: 34px; }
.site-nav__list a {
	font-family: var(--jost); font-size: 13px; letter-spacing: 0.12em;
	color: var(--muted); position: relative; padding-block: 6px;
}
.site-nav__list a::after {
	content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
	background: var(--gold); transition: width .45s var(--ease);
}
.site-nav__list a:hover { color: var(--text); }
.site-nav__list a:hover::after,
.site-nav .current-menu-item > a::after { width: 100%; }
.site-nav .current-menu-item > a { color: var(--text); }

.nav-toggle { display: none; }
.mobile-nav { display: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
	min-height: 80svh;
	display: flex; align-items: center;
	position: relative; overflow: hidden;
	padding-block: 100px 80px;
}
.hero__bg {
	position: absolute; inset: 0; z-index: 0;
	background:
		radial-gradient(60% 55% at 78% 18%, rgba(201,168,106,0.12), transparent 60%),
		radial-gradient(50% 60% at 12% 92%, rgba(201,168,106,0.06), transparent 60%),
		var(--bg);
}
.hero__grid {
	position: absolute; inset: 0; z-index: 0; opacity: .5;
	background-image:
		linear-gradient(var(--line) 1px, transparent 1px),
		linear-gradient(90deg, var(--line) 1px, transparent 1px);
	background-size: clamp(60px, 8vw, 120px) clamp(60px, 8vw, 120px);
	-webkit-mask-image: radial-gradient(75% 75% at 50% 45%, #000 40%, transparent 100%);
	        mask-image: radial-gradient(75% 75% at 50% 45%, #000 40%, transparent 100%);
}
.hero__inner { position: relative; z-index: 2; width: 100%; }
.hero__eyebrow { margin-bottom: 30px; }
.hero__title {
	font-family: var(--serif);
	font-weight: 600;
	font-size: clamp(40px, 8.5vw, 118px);
	line-height: 1.2;
	letter-spacing: 0.02em;
}
.hero__title .line { display: block; overflow: hidden; }
.hero__title .line > span { display: inline-block; }
.hero__title em { font-style: normal; background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__lead {
	margin-top: 40px;
	color: var(--muted); font-size: clamp(14px, 1.6vw, 16px); line-height: 2.2;
}
.hero__actions { margin-top: 48px; display: flex; flex-wrap: wrap; gap: 18px; }

.hero__scroll {
	position: absolute; bottom: 38px; left: var(--gutter); z-index: 2;
	display: flex; align-items: center; gap: 14px;
	font-family: var(--jost); font-size: 11px; letter-spacing: 0.32em;
	text-transform: uppercase; color: var(--faint);
}
.hero__scroll::before {
	content: ""; width: 44px; height: 1px; background: var(--gold);
	transform-origin: left; animation: scrollline 2.4s var(--ease) infinite;
}
@keyframes scrollline { 0%,100% { transform: scaleX(.3); opacity:.4;} 50% { transform: scaleX(1); opacity:1;} }

.hero__mark {
	position: absolute; z-index: 1; right: -2%; top: 50%; transform: translateY(-50%);
	font-family: var(--display); font-style: italic;
	font-size: clamp(140px, 34vw, 460px); line-height: 1;
	color: transparent; -webkit-text-stroke: 1px rgba(236,233,226,0.05);
	pointer-events: none; user-select: none; white-space: nowrap;
}

/* ---------- Marquee ---------- */
.marquee {
	border-block: 1px solid var(--line);
	padding-block: 26px; overflow: hidden; white-space: nowrap;
	background: var(--bg-2);
}
.marquee__track { display: inline-flex; gap: 60px; animation: marquee 32s linear infinite; }
.marquee__track span {
	font-family: var(--display); font-style: italic; font-size: clamp(20px, 2.6vw, 34px);
	color: #7d7d7d; letter-spacing: 0.06em; display: inline-flex; align-items: center; gap: 60px;
}
.marquee__track span::after { content: "✦"; color: var(--gold); font-size: 14px; font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================================================
   SERVICES
   ============================================================ */
.services__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; flex-wrap: wrap; margin-bottom: 64px; }
.services__grid {
	display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	border-top: 1px solid var(--line); border-left: 1px solid var(--line);
}
.service-card {
	border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
	padding: 46px 40px 52px; position: relative; overflow: hidden;
	transition: background .5s var(--ease);
	min-height: 320px; display: flex; flex-direction: column;
}
.service-card::before {
	content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 2px;
	background: var(--gold-grad); transform: scaleX(0); transform-origin: left;
	transition: transform .55s var(--ease);
}
.service-card:hover { background: var(--panel); }
.service-card:hover::before { transform: scaleX(1); }
.service-card__num { font-family: var(--jost); font-size: 12px; letter-spacing: 0.2em; color: var(--faint); }
.service-card__icon {
	margin-top: 24px; width: 56px; height: 56px; border: 1px solid var(--line-2);
	border-radius: 50%; display: grid; place-items: center; color: var(--gold);
	transition: border-color .5s var(--ease), transform .5s var(--ease);
}
.service-card:hover .service-card__icon { border-color: var(--gold); transform: translateY(-4px); }
.service-card__icon .masq-icon { width: 26px; height: 26px; }
.service-card__title {
	font-family: var(--serif); font-size: 22px; font-weight: 600; margin-top: 26px; letter-spacing: 0.05em;
}
.service-card__en { font-family: var(--display); font-style: italic; color: var(--gold); font-size: 13px; margin-top: 6px; display: block; }
.service-card__desc { color: var(--muted); font-size: 13.5px; line-height: 2; margin-top: auto; padding-top: 22px; }

/* ============================================================
   WORKS
   ============================================================ */
.works-preview__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; flex-wrap: wrap; margin-bottom: 56px; }
.works-grid {
	display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 4px;
}
.work-card {
	position: relative; overflow: hidden; background: var(--panel);
	aspect-ratio: 4 / 3; display: block;
}
.work-card__media { position: absolute; inset: 0; overflow: hidden; }
.work-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease), filter .8s var(--ease); filter: grayscale(35%) brightness(.85); }
.work-card__placeholder {
	position: absolute; inset: 0;
	background:
		radial-gradient(120% 120% at 20% 0%, rgba(201,168,106,0.18), transparent 55%),
		linear-gradient(135deg, #17171c, #0e0e11);
	display: grid; place-items: center;
}
.work-card__placeholder span {
	font-family: var(--display); font-style: italic; font-size: 46px; color: rgba(236,233,226,0.08);
	-webkit-text-stroke: 1px rgba(201,168,106,0.25);
}
.work-card:hover .work-card__media img { transform: scale(1.06); filter: grayscale(0) brightness(1); }
.work-card__body {
	position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
	padding: 28px 28px 26px;
	background: linear-gradient(to top, rgba(8,8,10,0.92) 10%, transparent);
	transform: translateY(12px); opacity: .92; transition: transform .5s var(--ease), opacity .5s var(--ease);
}
.work-card:hover .work-card__body { transform: translateY(0); opacity: 1; }
.work-card__cat { font-family: var(--jost); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }
.work-card__title { font-family: var(--serif); font-size: 19px; font-weight: 600; margin-top: 10px; letter-spacing: 0.04em; }
.work-card__arrow {
	position: absolute; top: 22px; right: 22px; z-index: 2;
	width: 44px; height: 44px; border: 1px solid var(--line-2); border-radius: 50%;
	display: grid; place-items: center; color: var(--text);
	background: rgba(11,11,13,0.4); backdrop-filter: blur(4px);
	opacity: 0; transform: scale(.8); transition: all .5s var(--ease);
}
.work-card:hover .work-card__arrow { opacity: 1; transform: scale(1); }

/* Filters */
.works-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.works-filter button {
	font-family: var(--jost); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
	padding: 10px 22px; border: 1px solid var(--line); border-radius: 40px; background: transparent;
	color: var(--muted); transition: all .4s var(--ease);
}
.works-filter button:hover { color: var(--text); border-color: var(--line-2); }
.works-filter button.is-active { background: transparent; color: var(--gold-2); border-color: var(--gold); }

/* ============================================================
   PROCESS
   ============================================================ */
.process__list { margin-top: 60px; border-top: 1px solid var(--line); }
.process-item {
	display: grid; grid-template-columns: 120px 1fr; gap: 40px;
	padding: 40px 0; border-bottom: 1px solid var(--line); align-items: baseline;
	transition: padding-left .5s var(--ease);
}
.process-item:hover { padding-left: 18px; }
.process-item__num { font-family: var(--display); font-style: italic; font-size: 40px; line-height: 1; color: var(--gold); }
.process-item__title { font-family: var(--serif); font-size: 24px; font-weight: 600; letter-spacing: 0.04em; }
.process-item__desc { color: var(--muted); font-size: 14px; line-height: 2; margin-top: 14px; max-width: 640px; }

/* ============================================================
   PRICING
   ============================================================ */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; margin-top: 64px; }
.price-card {
	border: 1px solid var(--line); background: var(--panel); padding: 46px 40px 44px;
	position: relative; display: flex; flex-direction: column;
	transition: transform .5s var(--ease), border-color .5s var(--ease);
}
.price-card:hover { transform: translateY(-8px); border-color: var(--line-2); }
.price-card--featured { border-color: var(--gold-deep); background: linear-gradient(180deg, rgba(201,168,106,0.06), var(--panel)); }
.price-card__tag {
	position: absolute; top: -1px; right: 28px; transform: translateY(-50%);
	background: var(--gold-grad); color: #0b0b0d; font-family: var(--jost);
	font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; padding: 6px 16px; border-radius: 30px; font-weight: 500;
}
.price-card__name { font-family: var(--jost); font-size: 13px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold); }
.price-card__desc { color: var(--muted); font-size: 13px; margin-top: 14px; line-height: 1.9; min-height: 52px; }
.price-card__price { font-family: var(--display); font-size: 46px; color: var(--text); margin-top: 10px; line-height: 1; font-weight: 500; }
.price-card__price small { font-size: 15px; color: var(--muted); font-family: var(--sans); margin-left: 6px; }
.price-card__price .yen { font-size: 24px; margin-right: 2px; }
.price-card__note { font-size: 12px; color: var(--faint); margin-top: 8px; }
.price-card__features { margin-top: 30px; margin-bottom: 30px; border-top: 1px solid var(--line); padding-top: 28px; display: grid; gap: 15px; }
.price-card__features li { display: flex; gap: 12px; font-size: 13.5px; color: var(--text); line-height: 1.6; }
.price-card__features li::before { content: ""; flex: none; width: 14px; height: 1px; margin-top: 10px; background: var(--gold); opacity: .7; }
.price-card__cta { margin-top: auto; }
.price-card__cta .btn { width: 100%; justify-content: center; }

.pricing-note { margin-top: 40px; color: var(--faint); font-size: 12.5px; text-align: center; line-height: 2; }

/* ============================================================
   ABOUT
   ============================================================ */
.about-hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.about-hero__text .section-title { margin-top: 26px; }
.about-hero__mark {
	aspect-ratio: 1; border: 1px solid var(--line); position: relative; overflow: hidden;
	background: radial-gradient(120% 120% at 30% 0%, rgba(201,168,106,0.12), transparent 55%), var(--panel);
	display: grid; place-items: center;
}
.about-hero__mark span { font-family: var(--display); font-style: italic; font-size: clamp(70px,12vw,150px); color: transparent; -webkit-text-stroke: 1px rgba(201,168,106,0.35); }

.about-lead-block { max-width: 780px; margin-top: 40px; }
.about-lead-block p { font-family: var(--serif); font-size: clamp(18px, 2.4vw, 26px); line-height: 2; color: var(--text); font-weight: 600; }
.about-lead-block p em { color: var(--gold); font-style: normal; }

.info-table { width: 100%; border-top: 1px solid var(--line); margin-top: 20px; }
.info-table tr { border-bottom: 1px solid var(--line); }
.info-table th, .info-table td { text-align: left; padding: 24px 8px; vertical-align: top; }
.info-table th { width: 200px; font-family: var(--jost); font-weight: 400; font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }
.info-table td { color: var(--text); font-size: 15px; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-wrap { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(40px, 6vw, 80px); }
.contact-aside__title { font-family: var(--serif); font-size: clamp(26px,3.4vw,40px); font-weight: 600; margin-top: 22px; line-height: 1.4; }
.contact-aside__lead { color: var(--muted); font-size: 14px; line-height: 2.1; margin-top: 24px; }
.contact-detail { margin-top: 44px; display: grid; gap: 22px; }
.contact-detail__item { border-top: 1px solid var(--line); padding-top: 18px; }
.contact-detail__label { font-family: var(--jost); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }
.contact-detail__value { font-size: 16px; margin-top: 8px; color: var(--text); }
.contact-detail__value a:hover { color: var(--gold); }

.contact-form { display: grid; gap: 26px; }
.field { display: grid; gap: 10px; }
.field label { font-family: var(--jost); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.field label .req { color: var(--gold); margin-left: 6px; }
.field input, .field textarea, .field select {
	background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
	color: var(--text); font-family: var(--sans); font-size: 15px; padding: 16px 18px;
	transition: border-color .4s var(--ease), background .4s var(--ease); width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--gold); background: var(--panel-2); }
.field textarea { resize: vertical; min-height: 160px; line-height: 1.9; }
.field--row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-honeypot { position: absolute; left: -9999px; opacity: 0; }
.form-submit { margin-top: 6px; }
.form-submit .btn { width: 100%; justify-content: center; }
.form-privacy { font-size: 12px; color: var(--faint); line-height: 1.9; }
.form-privacy a { color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }

.form-alert { padding: 18px 22px; border-radius: var(--radius); font-size: 14px; border: 1px solid; }
.form-alert--success { border-color: rgba(201,168,106,0.5); background: rgba(201,168,106,0.08); color: var(--gold-2); }
.form-alert--error { border-color: rgba(200,90,90,0.5); background: rgba(200,90,90,0.08); color: #e6a3a3; }

/* ============================================================
   SINGLE WORK
   ============================================================ */
.work-single__head { padding-top: 160px; }
.work-single__cat { color: var(--gold); font-family: var(--jost); letter-spacing: 0.2em; text-transform: uppercase; font-size: 12px; }
.work-single__title { font-family: var(--serif); font-size: clamp(30px,5vw,60px); font-weight: 600; margin-top: 20px; letter-spacing: 0.03em; }
.work-single__thumb { margin-top: 56px; border: 1px solid var(--line); overflow: hidden; }
.work-single__body { max-width: 760px; margin: 60px auto 0; }
.work-single__body p { color: var(--text); font-size: 16px; line-height: 2.2; margin-bottom: 1.4em; }
.work-single__body h2 { font-family: var(--serif); font-weight: 600; font-size: 28px; margin: 1.6em 0 .6em; }
.work-single__body ul { list-style: disc; padding-left: 1.5em; margin-bottom: 1.4em; }
.work-single__body li { font-size: 15px; line-height: 2; color: var(--text); margin-bottom: .4em; }
.work-single__body a { color: var(--gold-2); text-decoration: underline; text-underline-offset: 3px; }
.work-single__body a:hover { color: var(--gold); }
.work-single__body img { margin: 2.6em auto; border: 1px solid var(--line); }

/* プロジェクト情報（Client / Year / Scope） */
.work-meta { display: flex; flex-wrap: wrap; gap: clamp(28px, 5vw, 70px); margin: 36px 0 0; }
.work-meta__item dt { font-family: var(--jost); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }
.work-meta__item dd { margin: 8px 0 0; font-size: 15px; color: var(--text); }

.post-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: 90px; border-top: 1px solid var(--line); padding-top: 34px; }
.post-nav a { font-family: var(--jost); font-size: 13px; letter-spacing: 0.14em; color: var(--muted); }
.post-nav a:hover { color: var(--gold); }

/* ============================================================
   PAGE HERO (sub pages)
   ============================================================ */
.page-hero { padding: 180px 0 40px; position: relative; overflow: hidden; }
.page-hero__bg { position: absolute; inset: 0; z-index: 0; background: radial-gradient(50% 70% at 85% 0%, rgba(201,168,106,0.10), transparent 60%); }
.page-hero__inner { position: relative; z-index: 2; }
.page-hero__title { font-family: var(--serif); font-weight: 600; font-size: clamp(34px, 6vw, 76px); letter-spacing: 0.03em; margin-top: 20px; }
.page-hero__en { font-family: var(--display); font-style: italic; color: var(--faint); font-size: clamp(60px,14vw,180px); position: absolute; right: var(--gutter); top: 40%; z-index: 1; -webkit-text-stroke: 1px rgba(236,233,226,0.04); color: transparent; pointer-events: none; }
.breadcrumb { font-family: var(--jost); font-size: 12px; letter-spacing: 0.12em; color: var(--faint); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { margin: 0 10px; }

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
/* リビール演出は transition ではなく animation で行う。
   さらに移動は transform ではなく独立プロパティの translate を使う。
   これにより各要素自身の hover 用スタイル
   （.process-item の padding-left、.price-card の transform 等）とは
   プロパティ・チャンネルが完全に分離され、演出中でも hover が正しく動く。 */
[data-reveal]:not(.is-visible) { opacity: 0; translate: 0 30px; }
[data-reveal].is-visible { animation: masq-reveal 1s var(--ease) backwards; }
[data-reveal-stagger]:not(.is-visible) > * { opacity: 0; translate: 0 30px; }
[data-reveal-stagger].is-visible > * { animation: masq-reveal .9s var(--ease) backwards; }
@keyframes masq-reveal {
	from { opacity: 0; translate: 0 30px; }
	to { opacity: 1; translate: none; }
}
@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { animation: none !important; transition: none !important; }
	[data-reveal]:not(.is-visible), [data-reveal-stagger]:not(.is-visible) > * { opacity: 1; translate: none; }
}

/* ============================================================
   CUSTOM CURSOR（ファインポインタのみ・JSが .has-cursor を付与）
   ============================================================ */
.has-cursor,
.has-cursor a,
.has-cursor button,
.has-cursor .work-card,
.has-cursor label { cursor: none; }
.has-cursor input,
.has-cursor textarea,
.has-cursor select { cursor: auto; }

.cursor-dot, .cursor-ring {
	position: fixed; top: 0; left: 0; z-index: 9999;
	pointer-events: none; border-radius: 50%;
	opacity: 0; transition: opacity .3s var(--ease), scale .35s var(--ease);
}
.cursor-active .cursor-dot, .cursor-active .cursor-ring { opacity: 1; }
.cursor-dot { width: 6px; height: 6px; margin: -3px 0 0 -3px; background: var(--gold); }
.cursor-ring {
	width: 38px; height: 38px; margin: -19px 0 0 -19px;
	border: 1px solid rgba(201, 168, 106, 0.55);
	display: grid; place-items: center;
}
.cursor-ring span {
	font-family: var(--jost); font-size: 7px; letter-spacing: 0.18em; text-indent: 0.18em; text-transform: uppercase;
	color: #0b0b0d; opacity: 0; transition: opacity .25s var(--ease); margin-bottom: -3px;
}
.cursor-ring.is-link { scale: 1.45; border-color: var(--gold); }
.cursor-ring.is-view { scale: 1.8; background: var(--gold-grad); border-color: transparent; }
.cursor-ring.is-view span { opacity: 1; }

/* ============================================================
   FILM GRAIN（全面の微細ノイズ）
   ============================================================ */
body::after {
	content: ""; position: fixed; inset: 0; z-index: 9500; pointer-events: none;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
	opacity: 0.1;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-2); margin-top: 40px; }
.site-footer__cta {
	text-align: center; padding: clamp(70px, 11vw, 140px) var(--gutter);
	border-bottom: 1px solid var(--line);
	background: radial-gradient(60% 120% at 50% 0%, rgba(201,168,106,0.08), transparent 60%);
}
.site-footer__cta-label { font-family: var(--display); font-style: italic; color: var(--gold); font-size: 18px; letter-spacing: 0.1em; }
.site-footer__cta-title { font-family: var(--serif); font-weight: 600; font-size: clamp(28px, 5vw, 60px); line-height: 1.4; margin-top: 20px; letter-spacing: 0.03em; }
.site-footer__cta-title span { background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.site-footer__cta .btn { margin-top: 44px; }

.site-footer__main {
	max-width: var(--maxw); margin-inline: auto; padding: clamp(50px,7vw,80px) var(--gutter);
	display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px;
}
.site-footer__logo { height: 44px; width: auto; display: block; }
.site-footer__tagline { color: var(--muted); font-size: 13px; line-height: 2; margin-top: 22px; }
.site-footer__list { display: grid; gap: 14px; }
.site-footer__list a, .site-footer__contact-label { font-family: var(--jost); font-size: 13px; letter-spacing: 0.1em; color: var(--muted); }
.site-footer__list a:hover { color: var(--gold); }
.site-footer__contact-label { display: block; margin-bottom: 12px; color: var(--gold); text-transform: uppercase; letter-spacing: 0.2em; font-size: 11px; }
.site-footer__mail { font-family: var(--display); font-weight: 600; font-size: 22px; font-style: italic; color: var(--text); }
.site-footer__mail:hover { color: var(--gold); }
.site-footer__bottom {
	max-width: var(--maxw); margin-inline: auto; padding: 26px var(--gutter);
	border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 20px;
}
.site-footer__copy { font-family: var(--jost); font-size: 11px; letter-spacing: 0.12em; color: var(--faint); }
.site-footer__legal { font-family: var(--jost); font-size: 11px; letter-spacing: 0.12em; color: var(--faint); }
.site-footer__legal:hover { color: var(--gold); }
.to-top { background: none; border: none; color: var(--muted); font-family: var(--jost); font-size: 11px; letter-spacing: 0.2em; }
.to-top:hover { color: var(--gold); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
	.about-hero { grid-template-columns: 1fr; }
	.about-hero__mark { max-width: 380px; }
	.contact-wrap { grid-template-columns: 1fr; }
	.site-footer__main { grid-template-columns: 1fr 1fr; }
	.process-item { grid-template-columns: 70px 1fr; gap: 24px; }
	.info-table th { width: 130px; }
}

@media (max-width: 760px) {
	.site-nav, .btn--nav { display: none; }
	.nav-toggle {
		display: flex; flex-direction: column; justify-content: center; gap: 6px;
		margin-left: auto; width: 44px; height: 44px; background: none; border: none;
	}
	.nav-toggle span { display: block; width: 26px; height: 1.5px; background: var(--text); transition: transform .4s var(--ease), opacity .3s; }
	.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
	.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
	.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

	.mobile-nav {
		display: block; position: fixed; inset: 0; z-index: 90;
		background: var(--bg);
		padding: 120px var(--gutter) 60px;
		overflow-y: auto; -webkit-overflow-scrolling: touch;
		transform: translateY(-100%); transition: transform .6s var(--ease);
	}
	.mobile-nav.is-open { transform: translateY(0); }
	.mobile-nav__list { display: grid; gap: 4px; }
	.mobile-nav__list a { font-family: var(--serif); font-weight: 600; font-size: 30px; padding-block: 14px; display: block; border-bottom: 1px solid var(--line); }
	.mobile-nav__cta { margin-top: 40px; width: 100%; justify-content: center; }

	.field--row { grid-template-columns: 1fr; }
	.site-footer__main { grid-template-columns: 1fr; gap: 30px; }
	.site-footer__bottom { flex-direction: column; }
	.process-item:hover { padding-left: 0; }
	.hero__scroll { display: none; }

	/* サービスカード：1カラム時は番号を左上・アイコンを右上に集約してコンパクトに */
	.service-card {
		min-height: 0;
		padding: 28px 24px 32px;
		display: grid;
		grid-template-columns: 1fr 48px;
		column-gap: 18px;
		align-items: start;
	}
	.service-card__num { grid-column: 1; }
	.service-card__icon {
		grid-column: 2; grid-row: 1 / 3;
		justify-self: end; margin-top: 0;
		width: 48px; height: 48px;
	}
	.service-card__icon .masq-icon { width: 22px; height: 22px; }
	.service-card__title { grid-column: 1; margin-top: 10px; font-size: 20px; }
	.service-card__desc { grid-column: 1 / -1; margin-top: 16px; padding-top: 0; }

	.services__grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

	.process-item { grid-template-columns: 40px 1fr; gap: 15px; }

	.section-title em { display: inline-block; }

	/* PC向けの強制改行はスマホでは解除（不自然な折り返し防止） */
	.hero__lead br,
	.section-lead br,
	.contact-aside__lead br,
	.site-footer__tagline br { display: none; }
}

/* ============================================================
   モバイル改善（ヘッダー／メニューの誤動作対策）
   ============================================================ */
html { overflow-x: hidden; }

@media (max-width: 760px) {
	/* 装飾の特大文字が横スクロールを誘発し、固定ヘッダーがずれる不具合を防止 */
	.hero__mark { display: none; }
	.hero__title { font-size: clamp(38px, 10.5vw, 64px); line-height: 1.3; }
	.page-hero__en { font-size: clamp(48px, 22vw, 120px); max-width: 100vw; }

	.price-card { padding: 30px 25px; }
	.price-card__price small { font-size: 13px; }

	/* ヘッダー内の要素が折り返さないように */
	.site-header__inner { flex-wrap: nowrap; gap: 16px; }
	.brand__logo { height: 34px; }

	/* 閉じているモバイルメニューがタップを奪う／ちらつく不具合を無効化 */
	.mobile-nav {
		visibility: hidden; pointer-events: none;
		transition: transform .6s var(--ease), visibility 0s linear .6s;
	}
	.mobile-nav.is-open {
		visibility: visible; pointer-events: auto;
		transition: transform .6s var(--ease), visibility 0s linear 0s;
	}
}