/* ===== VARIABLES ===== */
:root {
--color-orange: #ff9933;
--color-black: #000000;
--color-gray: #585858;
--color-white: #ffffff;
--color-highlight: #FAF7A5;
--color-sub: #f5efe7;
--text-primary: #111;
--text-secondary: #666;
--text-tertiary: #AAA;
--border-default: #DDD;
--border-light: #EEE;
--fill-light: #F9F9F9;
--fill-middle: #F3F3F3;
--fill-dark: #191919;
--font-en: Helvetica, 'Helvetica Neue', Arial, sans-serif;
--font-label: 'itc-avant-garde-gothic-pro', 'ITC Avant Garde Gothic Pro', Helvetica, sans-serif;
--font-ja: '游ゴシック体', 'Yu Gothic', 'YuGothic', 'Hiragino Kaku Gothic ProN', sans-serif;
--font-zh: 'PingFang SC', '苹方-简', 'Noto Sans SC', sans-serif;
--fz-title-large: clamp(24px, 5vw, 32px);
--fz-title-medium: clamp(20px, 4.1666vw, 24px);
--fz-title-small: clamp(16px, 3.3333vw, 18px);
--fz-title-x-small: clamp(14px, 2.9166vw, 16px);
--fz-body-middle: clamp(14px, 2.9166vw, 16px);
--fz-body-small: clamp(13px, 2.7083vw, 14px);
--section-margin-small: clamp(20px, 4.166vw, 40px);
--section-margin-middle: clamp(30px, 6.25vw, 60px);
--section-margin-large: clamp(45px, 9.375vw, 90px);
}

/* ===== RESET ===== */
*, *::before, *::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

/* ===== BASE ===== */
html {
	scroll-behavior: smooth;
}
body {
	font-family: var(--font-en);
	background: var(--color-white);
	color: var(--text-primary);
	overflow-x: hidden;
	font-size: var(--fz-body-small);
	line-height: 1.8;
	letter-spacing: 0.05em;
	font-weight: 500;
}
img {
	display: block;
	max-width: 100%;
}
a {
	color: inherit;
	text-decoration: none;
}
ul {
	list-style: none;
	padding-left: 0;
	margin: 0;
}

/* ===== HEADER ===== */
header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
	height: 56px;
	background: var(--color-white);
	border-bottom: 1px solid var(--border-light);
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0 32px;
}
#concept,
#story,
#lineup {
	scroll-margin-top: 56px;
}
.logo {
	font-family: var(--font-en);
	font-size: 18px;
	font-weight: 700;
	letter-spacing: 0.06em;
	color: var(--color-black);
}
.logo > a {
	display: flex;
	align-items: center;
}
nav {
	display: flex;
	gap: 24px;
	align-items: center;
}
nav a {
	font-family: var(--font-label);
	font-size: 13px;
	font-weight: 500;
	text-transform: uppercase;
	color: var(--text-secondary);
	transition: color 0.2s;
	letter-spacing: .05em;
	font-feature-settings: "palt";
}
nav a:hover {
	color: var(--text-primary);
}
.header-right {
	display: flex;
	align-items: center;
	gap: 12px;
}
.hamburger {
	display: none;
	flex-direction: column;
	gap: 5px;
	cursor: pointer;
	padding: 4px;
}
.hamburger span {
	display: block;
	width: 20px;
	height: 1px;
	background: var(--color-black);
}
.mobile-menu {
	display: none;
	position: fixed;
	top: 56px;
	left: 0;
	right: 0;
	background: var(--color-white);
	border-bottom: 1px solid var(--border-light);
	padding: 14px 24px 22px;
	z-index: 999;
}
.mobile-menu.open {
	display: block;
}
.mobile-menu a {
	display: block;
	font-family: var(--font-label);
	font-size: 13px;
	font-weight: 500;
	text-transform: uppercase;
	color: var(--text-secondary);
	padding: 11px 0;
	border-bottom: 1px solid var(--border-light);
	letter-spacing: .05em;
}
/* ===== SECTION BASE ===== */
section {
	padding: var(--section-margin-large) 0;
}
.container {
	max-width: 1080px;
	margin: 0 auto;
	padding: 0 40px;
}
.section-label {
	font-family: var(--font-label);
	font-size: 12px;
	font-weight: 400;
	letter-spacing: 1px;
	text-transform: uppercase;
	color: var(--text-tertiary);
	margin-bottom: 10px;
}
.section-title {
	font-size: var(--fz-title-large);
	font-weight: 500;
	line-height: 1.5;
	letter-spacing: 0.03em;
	color: var(--text-primary);
}
.divider {
	width: 24px;
	height: 1px;
	background: var(--border-default);
	margin: 16px 0 24px;
}

/* ===== CONTACT PAGE ===== */
.contact-page {
	margin-top: 56px;
	padding: 60px 0;
}
.contact-page iframe {
	display: block;
	width: 100%;
	height: 80vh;
	min-height: 700px;
	border: none;
	border-radius: 2px;
}

/* ===== FOOTER ===== */
footer {
	background: var(--fill-middle);
	padding: 48px 0 24px;
}
.footer-cont {
	max-width: 90%;
	margin: 0 auto;
	padding: 0 40px;
}
.footer-inner {
	display: grid;
	grid-template-columns: 1fr 4fr;
	gap: clamp(32px, 6vw, 30px);
	margin-bottom: 32px;
	align-items: start;
}
.footer-left {
}
.footer-sns {
	margin-top: 2em;
}
.footer-sns ul {
	display: flex;
	align-items: center;
	gap: 15px;
}
.footer-sns ul li {
	line-height: normal;
}
.footer-sns a {
	display: inline-block;
}
.footer-sns img {
	display: block;
	width: 32px;
	height: auto;
}
.footer-logo {
	font-family: var(--font-label);
	font-size: 16px;
	font-weight: 700;
	color: var(--text-primary);
	letter-spacing: 0.08em;
	margin-bottom: 6px;
}
.footer-logo > a {
	display: inline-block;
}
.footer-tagline {
	font-family: var(--font-label);
	font-size: 11px;
	font-weight: 500;
	color: var(--text-secondary);
	letter-spacing: 0.05em;
	margin-bottom: 24px;
}
.footer-nav h4,
.footer-distributor-label,
.footer-form-label {
	font-family: var(--font-label);
	font-size: 12px;
	font-weight: 400;
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: var(--text-tertiary);
}
.footer-nav h4 {
	margin-bottom: 12px;
}
.footer-nav a {
	display: block;
	font-family: var(--font-label);
	font-size: 13px;
	font-weight: 500;
	color: var(--text-secondary);
	margin-bottom: 8px;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	transition: color 0.2s;
}
.footer-nav a:hover {
	color: var(--text-primary);
}
.footer-right {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: clamp(24px, 4vw, 28px);
	align-items: start;
}
/* 汎用ボタン */
.product-detail-btn {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	margin-top: 24px;
	border: 1px solid var(--color-black);
	border-radius: 999px;
	color: var(--color-black);
	font-family: var(--font-en);
	font-size: 13px;
	font-weight: 500;
	padding: 12px 28px;
	transition: background 0.2s, color 0.2s;
	letter-spacing: 0.05em;
}
.product-detail-btn::after {
	content: '';
	display: inline-block;
	width: 6px;
	height: 6px;
	border-top: 1px solid currentColor;
	border-right: 1px solid currentColor;
	transform: rotate(45deg);
	flex-shrink: 0;
}
.product-detail-btn:hover {
	background: var(--color-black);
	color: var(--color-white);
}

.footer-bottom {
	display: block;
	font-family: var(--font-label);
	border-top: 1px solid var(--border-light);
	padding-top: 20px;
	text-align: center;
	font-size: 11px;
	font-weight: 500;
	color: var(--text-tertiary);
	letter-spacing: 0.05em;
}
.footer-distributor-label {
	margin-bottom: 1em;
}
.footer-accent {
	display: flex;
	align-items: center;
	height: 64px;
	border-left: 5px solid var(--color-white);
	padding-left: 1em;
	margin-bottom: 16px;
}
.footer-company-name {
	font-family: var(--font-label);
	font-size: 15px;
	font-weight: 700;
	color: var(--text-primary);
}
.footer-distributor-name {
	line-height: 1.6;
}
.footer-contact h4 {
	font-family: var(--font-label);
	font-size: 14px;
	font-weight: 500;
	color: var(--text-primary);
	margin-bottom: 8px;
}
.footer-contact-divider {
	width: 4em;
	height: 1px;
	background: var(--color-orange);
	margin-bottom: 16px;
}
.footer-contact-desc {
	font-size: 12px;
	font-weight: 500;
	color: var(--text-secondary);
	line-height: 1.7;
	margin-bottom: 20px;
}
.footer-kenko-name {
	gap: 10px;
	border-top: 1px solid var(--border-light);
}
.footer-contact-list {
	list-style: none;
	padding-left: 1.6em;
}
.footer-contact-list li {
	display: flex;
	/* align-items: center; */
	align-items: flex-start;
	gap: 1em;
	font-size: 13px;
	font-weight: 500;
	color: var(--text-primary);
	line-height: 1.5;
	margin-bottom: 1em;
	border-bottom: 1px solid var(--border-light);
}
.footer-contact-list li:first-child {
	border-top: 1px solid var(--border-light);
	/* align-items: flex-start; */
}
.footer-contact-list li.footer-contact-list-hours {
	align-items: center;
}
.footer-contact .icon {
	width: 32px;
	height: 32px;
	background: var(--text-primary);
	border-radius: 4px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--color-white);
	font-size: 14px;
	flex-shrink: 0;
}
.footer-contact .icon-logo {
	width: 48px;
	height: 48px;
	background: transparent;
}
.footer-contact .icon-logo img {
	width: 100%;
	height: 100%;
	object-fit: contain;
}
.footer-contact-list a {
	color: var(--text-primary);
	font-size: 13px;
	text-decoration: underline;
	transition: color 0.2s;
}
.footer-contact-list a:hover {
	color: var(--color-orange);
}
.footer-form {
	margin-top: 20px;
}
.footer-form-label {
	margin-bottom: 10px;
}
.footer-form-embed iframe {
	width: 100%;
	height: 420px;
	border: none;
	border-radius: 2px;
}

/* ===== SCROLL ANIMATION ===== */
.reveal {
	opacity: 0;
	transform: translateY(14px);
	transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
	opacity: 1;
	transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 860px) {
header {
	padding: 0 20px;
}
nav {
	display: none;
}
.hamburger {
	display: flex;
}
.footer-inner {
	grid-template-columns: 1fr;
}
.footer-right {
	grid-template-columns: 1fr;
}
section {
	padding: var(--section-margin-middle) 0;
}
}

@media (max-width: 520px) {
.container {
	padding: 0 20px;
}
.footer-cont {
	max-width: inherit;
	padding: 0 30px;
}
}

/* ===== UTILITY ===== */
.comment {
	padding-left: 1em;
	text-indent: -1em;
	display: block;
}
.comment15 {
	padding-left: 1.5em;
	text-indent: -1.5em;
	display: block;
}
.comment2 {
	padding-left: 2em;
	text-indent: -2em;
	display: block;
}