@charset "UTF-8";

/* ============================================================
   :root — デスクトップ基準（1440px超）
   ============================================================ */
:root {
	--font-base: 1.1rem;
	--font-lg: 1.3rem;
	--font-sm: 0.875rem;
	--h1: 3.5rem;
	--h2: 2.5rem;
	--h3: 1.75rem;

	--space-xs: 0.5rem;
	--space-sm: 1rem;
	--space-md: 2rem;
	--space-lg: 4rem;
	--space-xl: 8rem;

	--container-width: 1100px;
	--article-width: 1024px;

	--color-deep-green: #19802a;
	--color-primary-green: #11b311;
	--color-bright-green: #19b319;
	--color-soft-green: #66ff52;
	--color-pastel-green: #b3ffaa;
	--color-primary-white: #eeffee;
	--color-light-gray-green: #ddeedd;
	--color-text-gray: #334433;
	--color-marker: #fff788;
	--color-marker-bg: #fff241;
	--color-gray: #f3f3f3;
	--color-bg-gray: #e8e8e8;
	--color-bg-light-gray: #fafafa;
	--color-bg: #fefefe;
	--color-section-bg: #a0a0a0;
	--color-page-bg: #fdfdfa;
	--color-red: #b31111;
	--color-red-light: #d90000;
	--color-red-shadow: #800c0c;
	--color-red-pastel: #ff6666;
	--color-white: #ffffff;
	--color-black: #222222;
	--color-border: #dddddd;
}

/* ============================================================
   :root — タブレット（〜1440px）
   ============================================================ */
@media screen and (max-width: 1440px) {
	:root {
		--font-base: 1rem;
		--h1: 2.75rem;
		--h2: 2rem;
		--h3: 1.5rem;

		--space-sm: 0.875rem;
		--space-md: 1.5rem;
		--space-lg: 3rem;
		--space-xl: 6rem;
	}
}

/* ============================================================
   :root — モバイル（〜767px）
   ============================================================ */
@media screen and (max-width: 767px) {
	:root {
		--font-base: 0.9375rem;
		--h1: 2rem;
		--h2: 1.5rem;
		--h3: 1.25rem;

		--space-sm: 0.75rem;
		--space-md: 1rem;
		--space-lg: 2rem;
		--space-xl: 3rem;
	}
}

/* ============================================================
   Base
   ============================================================ */
html {
	scroll-behavior: smooth;
}

body {
	background-color: var(--color-page-bg);
	font-family:
		"Noto Sans JP", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
	font-size: var(--font-base);
	color: var(--color-text-gray);
}

img {
	width: 100%;
	height: auto;
}

p {
	line-height: 2;
	margin-bottom: 0.8rem;
}

.u-marker {
	background: linear-gradient(transparent 70%, var(--color-marker) 70%);
}

.u-color-red {
	color: var(--color-red);
}

.u-caution {
	font-size: var(--font-sm);
	color: var(--color-red);
	display: block;
	margin-top: 5px;
}

/* ============================================================
   badge
   ============================================================ */
.badge {
	display: inline-block;
	font-size: var(--font-sm);
	font-weight: 500;
	line-height: 1;
	white-space: nowrap;
	vertical-align: middle;
}

.badge--free {
	background: #e22b2b;
	color: var(--color-white);
	padding: 4px 12px;
	border-radius: 100px;
	margin-right: 1rem;
}

.link {
	border-bottom: 1.5px solid;
}
/* ============================================================
   header
   ============================================================ */
.header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: var(--space-sm) var(--space-md);
}

.header__logo-img {
	width: 200px;
}

.header__nav-list {
	display: flex;
	list-style: none;
	gap: 10px;
}

.header__nav-link {
	text-decoration: none;
	font-size: var(--font-sm);
	font-weight: bold;
	color: var(--color-deep-green);
	padding: 8px 12px;
	display: block;
	transition: opacity 0.3s;
}

.header__nav-item--cta {
	background: var(--color-primary-green);
	border-radius: 100vh;
	box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header__nav-item--cta .header__nav-link {
	color: var(--color-white);
}

.header__nav-item:hover {
	opacity: 0.8;
}

/* ============================================================
   hamburger
   ============================================================ */
.header__hamburger {
	display: none;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	width: 36px;
	height: 36px;
	background: none;
	border: none;
	cursor: pointer;
	padding: 4px;
	gap: 0;
}

.header__hamburger-line {
	display: block;
	width: 22px;
	height: 2px;
	background: var(--color-deep-green);
	border-radius: 2px;
	margin: 3px 0;
	transform-origin: center;
	transition:
		transform 0.3s ease,
		opacity 0.3s ease;
}

.header__hamburger.is-open .header__hamburger-line:nth-child(1) {
	transform: translateY(8px) rotate(45deg);
}
.header__hamburger.is-open .header__hamburger-line:nth-child(2) {
	opacity: 0;
	transform: scaleX(0);
}
.header__hamburger.is-open .header__hamburger-line:nth-child(3) {
	transform: translateY(-8px) rotate(-45deg);
}

/* ナビゲーションを画面全体を覆う固定レイヤーに変更 */
.header__nav {
	position: fixed;
	top: 0;
	right: 0;
	width: 280px; /* 画面の80%幅（お好みで100%に） */
	height: 100vh;
	background: var(--color-white); /* 背景色を指定 */
	z-index: 105;

	/* 初期状態：右側に飛ばしておく */
	transform: translateX(100vw);
	opacity: 1; /* opacity 0だと見えないので1にするか、transitionを調整 */
	transition: transform 0.3s ease-in-out;

	/* 以前の干渉設定をリセット */
	max-height: none;
	overflow-y: auto; /* コンテンツが多い場合にスクロール可能に */
}

/* 開いた時の状態 */
.header__nav.is-open {
	transform: translateX(0);
}

.header__nav-list {
	flex-direction: column;
	gap: 0;
	padding-top: 60px; /* ハンバーガーボタンと重ならないよう余白を確保 */
	border-top: none;
}

/* リストアイテムの調整 */
.header__nav-item {
	border-bottom: 0.5px solid var(--color-border);
}

.header__nav-item--cta {
	border-radius: 0;
	box-shadow: none;
	background: var(--color-bright-green);
}

.header__nav-link {
	padding: 20px 24px; /* タップしやすいサイズに */
	font-size: 1.1rem;
}
@media screen and (max-width: 767px) {
	/* ヘッダー自体の折り返しを解除し、高さを固定 */
	.header {
		position: relative;
		z-index: 100; /* ヘッダーを最前面に */
	}
}
.header__hamburger {
	display: flex;
	z-index: 110; /* ボタンをナビよりさらに上に */
}

/* ============================================================
   hero
   ============================================================ */
.hero {
	position: relative;
	display: block;
	width: 100%;
	aspect-ratio: 1920 / 820;
}

.hero__bg {
	position: absolute;
	bottom: 0;
	width: 100%;
	height: auto;
	z-index: -1;
}

.hero__heading {
	z-index: 1;
	position: absolute;
	display: block;
	width: auto;
	bottom: 28%;
	left: 12%;
	/* transform: translateX(-50%); */
	box-shadow: 0 20px 40px -10px rgba(4, 44, 10, 0.8);
}

.hero__cta-btn {
	display: block;
	background: var(--color-white);
	color: var(--color-deep-green);
	padding: 0.5vw 1vw;
	border-radius: 8px;
	font-size: 1.4vw;
	text-decoration: none;
	font-weight: bold;
	transition: 0.3s;
	text-align: center;
	width: 35vw;
}

.hero__cta-badge {
	display: block;
	background: linear-gradient(
		190deg,
		var(--color-red-pastel),
		var(--color-red-light)
	);
	border: 1px solid var(--color-bg);
	color: var(--color-white);
	padding: 1vw 0;
	border-radius: 100vh;
	margin-top: 0.5vw;
	font-size: 1.3vw;
	animation: cta-light 1s infinite ease-in-out;
}

@keyframes cta-light {
	0% {
		box-shadow: none;
	}
	50% {
		box-shadow: 0 0px 16px 0 var(--color-red-pastel);
	}
	100% {
		box-shadow: none;
	}
}

@media screen and (max-width: 1440px) {
	.hero__cta-btn {
		font-size: 1.4vw;
	}
}

@media screen and (max-width: 767px) {
	.hero__cta-btn {
		font-size: 4.5vw;
		padding: 4vw;
		white-space: unset;
		border-radius: 10px;
		text-align: center;
		width: 85vw;
	}
	.hero__heading {
		bottom: 31%;
		left: 50%;
		transform: translateX(-50%);
		box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.4);
	}
	.hero__cta-badge {
		display: block;
		padding: 1.5vw auto;
		margin: 4vw auto 0;
		font-size: 3.5vw;
	}
	.hero {
		aspect-ratio: 767 / 1467;
	}
}
/* ============================================================
   body__nav
   ============================================================ */
.body__nav {
	display: block;
	margin: var(--space-md) var(--space-sm) var(--space-lg);
}
.body__nav-list {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
	gap: 1vw;
	justify-content: space-around;
	text-align: center;
}
.body__nav-item {
	display: block;
	width: 100%;
	height: 100%;
	background: linear-gradient(
		90deg,
		var(--color-bright-green),
		var(--color-deep-green)
	);
	border-radius: 8px;
	box-shadow: 0px 15px 20px -10px var(--color-bright-green);
}

.body__nav-link {
	display: block;
	width: 100%;
	height: 100%;
	font-size: var(--font-base);
	color: var(--color-bg);
	padding: 8px 16px;
	position: relative;
	white-space: nowrap;
}

.body__nav-link:before,
.body__nav-link:after {
	content: "\25BE";
	position: absolute;
	top: 50%;
}

.body__nav-link:before {
	left: 5px;
	animation: navArrow 1s infinite;
}
.body__nav-link:after {
	right: 5px;
	animation: navArrow 1s infinite;
}
@keyframes navArrow {
	0% {
		transform: translate(0, -40%);
	}
	50% {
		transform: translate(0, -60%);
	}
	100% {
		transform: translate(0, -40%);
	}
}
@media screen and (max-width: 767px) {
	.body__nav-list {
		display: grid;
		grid-template-columns: 1fr 1fr;
		grid-template-rows: 1fr 1fr 1fr;
		gap: 1vw;
		justify-content: space-around;
		text-align: center;
	}
}

/* ============================================================
   siren（装飾）
   ============================================================ */
.siren {
	display: block;
	width: 200px;
	margin: 0 auto;
}

/* ============================================================
   article（メインラッパー）
   ============================================================ */
.article {
	max-width: var(--article-width);
	margin: 0 auto;
	padding: var(--space-md);
}

/* ============================================================
   section 共通
   ============================================================ */
.section {
	margin-bottom: var(--space-xl);
}

.section__heading {
	font-size: var(--h2);
	font-weight: 500;
	background: var(--color-primary-green);
	color: var(--color-white);
	border-left: var(--color-deep-green) solid var(--space-xs);
	padding: var(--space-xs) var(--space-sm);
	text-align: left;
	margin-bottom: var(--space-lg);
}

.section__heading--sub {
	text-align: left;
	font-size: var(--h3);
	margin: 0 0 var(--space-sm);
}

@media screen and (max-width: 767px) {
	.section__heading {
		font-size: var(--h3);
	}
}

/* ============================================================
   early-banner（早期特典バナー）
   ============================================================ */
.early-banner {
	text-align: center;
	padding: var(--space-md);
	background: var(--color-marker-bg);
	width: 80%;
	border-radius: 16px;
	margin: 0 auto var(--space-lg);
}

.early-banner__header {
	margin-bottom: var(--space-md);
}

.early-banner__catch {
	display: block;
	font-size: var(--h3);
	font-weight: bold;
	background: var(--color-red-light);
	color: var(--color-white);
	margin-bottom: var(--space-sm);
}

.early-banner__benefit {
	display: block;
	font-weight: bold;
	color: var(--color-black);
}

.early-banner__img {
	display: block;
}

.early-banner__text {
	color: var(--color-text-gray);
}

.early-banner__caution {
	font-size: var(--font-sm);
	color: var(--color-red-light);
	display: block;
	margin-top: 5px;
}

/* ============================================================
   cta-block（汎用CTAブロック）
   ============================================================ */
.cta-block {
	text-align: center;
	margin-bottom: var(--space-lg);
}

.cta-block__closing {
	display: block;
	font-weight: bold;
	color: var(--color-red-light);
	margin-bottom: var(--space-sm);
	text-align: center;
	margin: var(--space-lg) auto 0;
	position: relative;
	width: fit-content;
}

.cta-block__closing::before,
.cta-block__closing::after {
	content: "";
	position: absolute;
	background: var(--color-red-light);
	width: 2rem;
	height: 2px;
}
.cta-block__closing::before {
	bottom: 0.5rem;
	left: -2rem;
	transform: rotate(45deg);
}

.cta-block__closing::after {
	bottom: 0.5rem;
	right: -2rem;
	transform: rotate(-45deg);
}
.cta-block__btn-wrap {
	display: flex;
	justify-content: center;
}

/* ============================================================
   btn（ボタン）
   ============================================================ */
.btn {
	display: inline-block;
	max-width: 500px;
	width: 100%;
	padding: var(--space-sm);
	text-align: center;
	text-decoration: none;
	font-weight: bold;
	border-radius: 50px;
	font-size: clamp(1rem, 2vw 3rem);
	transition:
		transform 0.3s,
		box-shadow 0.3s;
}

.btn--primary {
	/* background: var(--color-red-light); */
	background: linear-gradient(
		190deg,
		var(--color-red-pastel),
		var(--color-red-light)
	);
	color: var(--color-white);
	box-shadow: 0 30px 56px -25px var(--color-red-shadow);
	margin: var(--space-sm) auto var(--space-md);
	transition: 0.4s;
	animation: fuwafuwa 2s infinite ease-in-out;
}

@keyframes fuwafuwa {
	0% {
		transform: translateY(0px);
	}
	50% {
		transform: translateY(5px);
	}
	1000% {
		transform: translateY(0px);
	}
}

.btn--secondary {
	background: linear-gradient(
		190deg,
		var(--color-soft-green),
		var(--color-bright-green)
	);
	color: var(--color-white);
	box-shadow: 0 30px 56px -15px var(--color-deep-green);
	margin: var(--space-sm) auto var(--space-md);
}

.btn--tertiary {
	background: linear-gradient(
		190deg,
		var(--color-soft-green),
		var(--color-bright-green)
	);
	color: var(--color-white);
	box-shadow: 0 30px 56px -15px var(--color-deep-green);
	margin: var(--space-sm) auto var(--space-md);
}
.btn--secondary:hover {
	background: var(--color-red);
	transition: 0.4s;
}
.btn--tertiary:hover {
	background: var(--color-red);
	transition: 0.4s;
}

@media screen and (max-width: 767px) {
	.btn--primary {
		width: 90%;
	}
	.btn {
		font-size: 4vw;
	}
	.cta-block__closing::before {
		bottom: 0.5rem;
		left: -1.5rem;
		transform: rotate(45deg);
	}

	.cta-block__closing::after {
		bottom: 0.5rem;
		right: -1.5rem;
		transform: rotate(-45deg);
	}
}

/* ============================================================
   promo（チャレンジ課題プロモーション）
   ============================================================ */
.promo__title {
	color: var(--color-deep-green);
	text-align: center;
	font-size: var(--h3);
	margin: var(--space-xs) 0 var(--space-sm);
	font-weight: bold;
}

.promo__content {
	display: flex;
	gap: var(--space-md);
	background: var(--color-white);
	border: 3px solid var(--color-deep-green);
	border-radius: 16px;
	padding: var(--space-lg);
	margin-bottom: var(--space-lg);
}

.promo__content-body {
	flex: 1;
}

.promo__content-media {
	flex: 1;
}

.promo__content-img {
	display: block;
}

.promo__lead {
	text-align: left;
	margin-bottom: var(--space-md);
}

.promo__lead-strong {
	color: var(--color-deep-green);
	font-size: var(--h3);
	font-weight: bold;
	display: block;
	margin-bottom: 10px;
	line-height: 1.7;
}

.promo__point-box {
	background-color: var(--color-primary-white);
	padding: var(--space-md) var(--space-sm);
	border-radius: 10px;
	position: relative;
}

.promo__point-label {
	position: absolute;
	top: -15px;
	left: 20px;
	background-color: var(--color-deep-green);
	color: var(--color-white);
	padding: 4px 20px;
	font-weight: bold;
	border-radius: 20px;
}

.promo__list {
	list-style: none;
	padding: 0;
	margin: 0;
}

.promo__list-item {
	padding: 12px 0;
	border-bottom: 1px dashed var(--color-border);
	display: flex;
	gap: 0.5em;
}

.promo__list-item:last-child {
	border-bottom: none;
}

.promo__list-item-title {
	font-weight: bold;
	color: var(--color-primary-green);
	min-width: 120px;
	flex-shrink: 0;
}

@media screen and (max-width: 1440px) {
	.promo__content {
		padding: var(--space-md);
	}
}

@media screen and (max-width: 767px) {
	.promo__content {
		flex-direction: column;
	}

	.promo__list-item {
		flex-direction: column;
		gap: 0.25em;
	}
}

/* ============================================================
   present（早期特典セクション）
   ============================================================ */
.present__heading {
	text-align: left;
	font-size: var(--h3);
	margin: 0 0 var(--space-sm);
}

.present__heading-em {
	color: var(--color-red);
}

.present__text {
	color: var(--color-text-gray);
}

.present__marker {
	background: linear-gradient(transparent 70%, var(--color-marker) 30%);
}

.present__img-wrap {
	margin-bottom: var(--space-md);
}

.present__img {
	display: block;
}

.present__caution {
	font-size: var(--font-sm);
	color: var(--color-red);
	display: block;
	margin-top: 5px;
}

/* ============================================================
   flow（ステップフロー）
   ============================================================ */
.flow {
	margin: var(--space-lg) 0;
}

.flow__list {
	display: flex;
	flex-direction: column;
	gap: var(--space-lg);
	list-style: none;
	padding: 0;
	margin: 0;
}

.flow__item {
	background: var(--color-white);
	border-radius: 10px;
	border: var(--color-deep-green) 1px solid;
}

.flow__card {
	display: flex;
	gap: var(--space-md);
	align-items: flex-start;
}

.flow__card-media {
	position: relative;
	flex-shrink: 0;
	overflow: hidden;
	border-radius: 10px 0 0 10px;
	height: 100%;
	width: 320px;
	aspect-ratio: 1 / 1; /* ← height: 100% の代わりに比率で高さを確保 */
}

.flow__card-img {
	height: 100%;
	object-fit: cover;
}

.flow__card-step {
	font-family: "游明朝";
	position: absolute;
	top: 0;
	left: 0;
	color: white;
	font-size: 1.5rem;
	font-weight: bold;
	padding: 5px 15px;
	border-radius: 5px;
	background: rgba(0, 0, 0, 0.7);
}

.flow__card-body {
	flex: 1;
	padding: var(--space-sm) var(--space-sm) var(--space-sm) 0;
}

.flow__card-title {
	font-size: var(--h3);
	font-weight: bold;
	color: var(--color-deep-green);
	margin-bottom: 10px;
	line-height: 1.3;
}

.flow__card-text {
	font-size: var(--font-base);
	line-height: 1.7;
}

@media screen and (max-width: 767px) {
	.flow__card {
		flex-direction: column;
	}

	.flow__card-media {
		position: relative;
		flex-shrink: 0;
		overflow: hidden;
		border-radius: 10px 10px 0 0;
		height: 100%;
		width: 100%;
		aspect-ratio: 4/2;
	}

	.flow__card-body {
		padding: var(--space-sm);
	}
	.flow__card-img {
		height: 100%;
		object-fit: cover;
	}
}

/* ============================================================
   guidance-grid / guidance-card（おすすめ講座）
   ============================================================ */
.guidance-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-sm);
	margin: var(--space-xs) 0 var(--space-md);
}
.guidance-card {
	background: var(--color-white);
	border: var(--color-primary-green) solid 1px;
	padding: var(--space-md) var(--space-sm);
	margin-bottom: var(--space-md);
	border-radius: 10px;
}
.guidance-card__label {
	font-size: var(--font-base);
	color: var(--color-text-gray);
	margin-bottom: 0.25em;
}

.guidance-card__text {
	color: var(--color-text-gray);
}

.guidance-card__note {
	font-size: var(--font-sm);
	color: var(--color-text-gray);
}

.guidance-card__btn-wrap {
	margin-bottom: var(--space-sm);
}

.guidance-card__img-link {
	display: block;
}

.guidance-card__img {
	display: block;
}

@media screen and (max-width: 1440px) {
	.guidance-grid {
		gap: var(--space-md);
	}
}

@media screen and (max-width: 767px) {
	.guidance-grid {
		grid-template-columns: 1fr;
	}
}

/* ============================================================
   pagetopbtn
   ============================================================ */
.page-top-btn {
	position: fixed;
	bottom: 40px;
	right: 40px;
	z-index: 100;
}

.page-top-btn a {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	background-color: #333;
	border-radius: 50%;
	text-decoration: none;
	transition:
		background-color 0.2s,
		opacity 0.2s;
	opacity: 0.8;
}

.page-top-btn a:hover {
	background-color: #555;
	opacity: 1;
}

.page-top-btn svg {
	width: 20px;
	height: 20px;
	color: #fff;
}
/* ============================================================
   footer
   ============================================================ */
.footer {
	background: var(--color-gray);
	padding: var(--space-lg) var(--space-md);
	text-align: center;
}

.footer__banner {
	margin-bottom: var(--space-md);
}

.footer__banner-img {
	max-width: 960px;
	display: block;
	margin: 0 auto;
}

.footer__nav {
	margin: var(--space-lg) 0;
}

.footer__nav-list {
	display: flex;
	justify-content: center;
	list-style: none;
	gap: 4.1vw;
	flex-wrap: wrap;
	padding: 0;
	margin: 0;
}

.footer__nav-link {
	border: 1px solid var(--color-primary-green);
	color: var(--color-primary-green);
	padding: 10px 20px;
	text-decoration: none;
	font-weight: bold;
	display: block;
	transition: opacity 0.3s;
}

.footer__nav-link:hover {
	opacity: 0.8;
}

.footer__pagetop {
	margin-top: 20px;
}

.footer__pagetop-link {
	display: inline-block;
	text-decoration: none;
	color: #666;
	font-size: var(--font-sm);
}

.site-footer__copy {
	font-size: var(--font-sm);
}

@media screen and (max-width: 767px) {
	.footer__nav-list {
		gap: var(--space-sm);
	}
}
/* ============================================================
   modal
   ============================================================ */

.modalphoto {
	flex: 1;
}
.promo__content-media {
	display: none;
	position: fixed;
	inset: 0;
	z-index: 1000;
	background: rgba(0, 0, 0, 0.7);
	align-items: center;
	justify-content: center;
	padding: 1.5rem;
	cursor: pointer;
}

.promo__content-media.is-open {
	display: flex;
}

.promo__content-img {
	max-width: 90vw;
	max-height: 85vh;
	object-fit: contain;
	border-radius: 8px;
	cursor: default;
	display: block;
}

.js-modal-open {
	cursor: pointer;
	transition: opacity 0.2s;
}

.js-modal-open:hover {
	opacity: 0.8;
}

.modal__close {
	position: fixed;
	top: 1.25rem;
	right: 1.25rem;
	width: 36px;
	height: 36px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.15);
	border: none;
	color: #fff;
	font-size: 20px;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: background 0.2s;
}

.modal__close:hover {
	background: rgba(255, 255, 255, 0.3);
}