@charset "UTF-8";
/**
 * CTAブロック共通CSS（全ページ共通）
 *
 * parts/cta-block.php で使用するスタイル。
 * インラインフォーム（cta-form）を含む。
 *
 * @package Arkhe_Child
 */

/* ============================================
   変数
============================================= */
:root {
	--color-teal: #427c89;
	--cta-dark:     #1a1a1a;
	--cta-terra:    #c45c3a;
	--cta-muted:    #777;
	--cta-radius:   0 32px 0 32px;
	--cta-radius-sm: 0 16px 0 16px;
}

/* ============================================
   CTAブロック
============================================= */
.cta-block {
	width: 100vw;
	margin-left: calc(50% - 50vw);
	padding: 80px 48px;
	background: var(--color-teal);
}

.cta-block__inner {
	max-width: 760px;
	margin: 0 auto;
	padding: 60px 48px;
	text-align: center;
	background: #fff;
	border-radius: var(--cta-radius);
	box-shadow: 8px 16px 48px rgba(0,0,0,0.3);
}

.cta-block__title {
	font-size: clamp(1.25rem, 3vw, 1.7rem);
	font-weight: 700;
	margin-bottom: 1rem;
	letter-spacing: 0.05em;
	color: var(--cta-dark);
}

.cta-block__body {
	font-size: 0.95rem;
	line-height: 1.8;
	color: var(--cta-muted);
	margin-bottom: 0.75rem;
}

.cta-block__note {
	font-size: 0.85rem;
	color: #aaa;
	margin-bottom: 2rem;
}

.cta-block__btn {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	background: var(--cta-terra);
	color: #fff;
	font-weight: 700;
	font-size: 1rem;
	padding: 0.9rem 2.75rem;
	border-radius: var(--cta-radius-sm);
	border: none;
	cursor: pointer;
	letter-spacing: 0.08em;
	font-family: inherit;
	transition: background-color 0.2s;
	-webkit-appearance: none;
}

.cta-block__btn:hover {
	background-color: #a34a2e;
	color: #fff;
}

.cta-block__btn[aria-expanded="true"] {
	background-color: rgba(196,92,58,0.7);
}

/* ============================================
   インラインフォームラッパー
============================================= */
.cta-form-wrapper {
	overflow: hidden;
	max-height: 0;
	opacity: 0;
	transition:
		max-height 0.55s cubic-bezier(0.16, 1, 0.3, 1),
		opacity    0.3s  ease;
}

.cta-form-wrapper.is-open {
	max-height: 2400px;
	opacity: 1;
}

/* ============================================
   フォーム本体
============================================= */
.cta-form {
	display: flex;
	flex-direction: column;
	gap: 1.75rem;
	margin-top: 2.5rem;
	padding-top: 2rem;
	border-top: 1px solid rgba(26,26,26,0.12);
	text-align: left;
}

.cta-form__required-note {
	display: block;
	font-size: 0.75rem;
	opacity: 0.5;
	margin-bottom: -0.5rem;
	color: var(--cta-dark);
}

/* ハニーポット */
.hp-field {
	display: none !important;
	visibility: hidden;
	position: absolute;
	left: -9999px;
}

/* ============================================
   フォームコンポーネント
============================================= */
.form-row { width: 100%; }

.form-group {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.form-label {
	font-size: 0.82rem;
	font-weight: 600;
	letter-spacing: 0.1em;
	color: var(--cta-dark);
}

.required {
	color: var(--cta-terra);
	margin-left: 2px;
	font-weight: 700;
}

.optional {
	font-size: 0.78rem;
	font-weight: 400;
	opacity: 0.5;
	margin-left: 4px;
	letter-spacing: 0.04em;
}

.form-field { position: relative; }

.form-input {
	width: 100%;
	background: transparent;
	border: none;
	border-bottom: 1px solid rgba(26,26,26,0.2);
	padding: 10px 0;
	font-family: inherit;
	font-size: 1rem;
	color: var(--cta-dark);
	outline: none;
	transition: border-color 0.2s;
	-webkit-appearance: none;
}

.form-input::placeholder { color: rgba(26,26,26,0.3); }

.form-input:focus { border-bottom-color: rgba(26,26,26,0.6); }

.form-hint {
	position: absolute;
	top: 3px;
	left: 0;
	font-size: 0.7rem;
	color: rgba(26,26,26,0.4);
	pointer-events: none;
	opacity: 0;
	transform: translateY(3px);
	transition: opacity 0.2s, transform 0.2s;
}

.form-input:not(:placeholder-shown) ~ .form-hint {
	opacity: 1;
	transform: translateY(0);
}

.form-input:not(:placeholder-shown) { padding-top: 20px; }

.form-input.is-invalid { border-bottom-color: var(--cta-terra); }

.form-error {
	font-size: 0.78rem;
	color: var(--cta-terra);
	margin-top: 4px;
	line-height: 1.4;
}

.form-textarea {
	resize: vertical;
	min-height: 110px;
	line-height: 1.75;
}

.form-select {
	appearance: none;
	-webkit-appearance: none;
	cursor: pointer;
	padding-right: 28px;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%231a1a1a' stroke-opacity='0.5' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 2px center;
}

.form-select option { background: #fff; color: var(--cta-dark); }
.form-select:invalid,
.form-select option[value=""] { color: rgba(26,26,26,0.3); }
.form-select:not(:invalid) { color: var(--cta-dark); }

/* ============================================
   チェックボックス
============================================= */
.check-list { display: flex; flex-direction: column; gap: 0.6rem; }

.check-item {
	display: flex;
	align-items: flex-start;
	gap: 0.6rem;
	cursor: pointer;
	line-height: 1.5;
}

.check-input {
	position: absolute;
	opacity: 0;
	width: 0;
	height: 0;
	pointer-events: none;
}

.check-box {
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
	width: 18px;
	height: 18px;
	margin-top: 0.1em;
	border: 1.5px solid rgba(26,26,26,0.35);
	border-radius: 2px;
	background: transparent;
	transition: border-color 0.15s, background-color 0.15s;
	position: relative;
}

.check-item:hover .check-box { border-color: rgba(26,26,26,0.6); }

.check-input:checked ~ .check-box {
	background: var(--cta-dark);
	border-color: var(--cta-dark);
}

.check-input:checked ~ .check-box::after {
	content: '';
	position: absolute;
	left: 4px;
	top: 1px;
	width: 6px;
	height: 10px;
	border: 2px solid #fff;
	border-top: none;
	border-left: none;
	transform: rotate(45deg);
}

.check-input:focus-visible ~ .check-box {
	outline: 2px solid var(--cta-terra);
	outline-offset: 2px;
}

.check-label {
	font-size: 0.9rem;
	color: rgba(26,26,26,0.85);
	line-height: 1.5;
}

.check-label a {
	color: inherit;
	text-decoration: underline;
	text-underline-offset: 2px;
}

.check-label a:hover { opacity: 0.7; }

/* ============================================
   フォームフッター（送信ボタン）
============================================= */
.cta-form__footer {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 1rem;
	padding-top: 0.5rem;
}

.cta-form__submit {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	background: var(--cta-terra);
	color: #fff;
	border: none;
	padding: 0.9rem 2.5rem;
	font-family: inherit;
	font-size: 0.95rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	border-radius: var(--cta-radius-sm);
	cursor: pointer;
	transition: opacity 0.2s;
}

.cta-form__submit:hover { opacity: 0.8; }

.cta-form__submit:disabled {
	opacity: 0.45;
	cursor: not-allowed;
}

.submit-icon { display: flex; align-items: center; }
.submit-icon svg { width: 16px; height: 16px; }

/* ============================================
   レスポンシブ（〜900px）
============================================= */
@media (max-width: 900px) {
	.cta-block {
		padding: 60px 16px;
	}

	.cta-block__inner {
		padding: 40px 24px;
	}
}