/* ==========================================================================
   Research Lab — contact.css
   CONTACT (fallback form + Contact Form 7) / Thanks
   ========================================================================== */

/* Layout -------------------------------------------------------------------- */

.contact__inner {
	display: grid;
	grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.8fr);
	gap: clamp(40px, 6vw, 88px);
	align-items: start;
}

.contact__main {
	padding: clamp(24px, 4vw, 56px);
	border: 1px solid var(--color-border);
	border-top: 2px solid var(--color-primary);
	background: #fff;
	scroll-margin-top: calc(var(--header-height) + 24px);
}

.contact__aside {
	position: sticky;
	top: calc(var(--header-height) + 32px);
	padding-top: 20px;
	border-top: 1px solid var(--color-primary);
}

.contact__aside-label {
	font-family: var(--font-en);
	font-size: var(--fs-xsmall);
	font-weight: 600;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--color-accent-strong);
}

.contact__aside-title {
	margin: 8px 0 14px;
	font-size: 1.0625rem;
}

.contact__aside-title:not(#contact-aside-title) {
	margin-top: 36px;
}

.contact__topics {
	list-style: none;
	border-top: 1px solid var(--color-border-strong);
}

.contact__topics li {
	display: flex;
	align-items: baseline;
	gap: 12px;
	padding: 11px 0;
	border-bottom: 1px solid var(--color-border);
	font-size: var(--fs-small);
	line-height: 1.7;
}

.contact__topics li::before {
	content: "";
	flex-shrink: 0;
	width: 10px;
	height: 1px;
	background: var(--color-accent-strong);
	transform: translateY(-0.3em);
}

.contact__steps {
	display: grid;
	gap: 10px;
	list-style: none;
	font-size: var(--fs-small);
	line-height: 1.7;
}

.contact__steps li {
	display: flex;
	align-items: baseline;
	gap: 14px;
}

.contact__steps-num {
	flex-shrink: 0;
	font-family: var(--font-en);
	font-weight: 600;
	color: var(--color-accent-strong);
}

.contact__note {
	margin-top: 28px;
	padding: 18px 20px;
	background: var(--color-bg-sub);
	font-size: var(--fs-small);
	line-height: 1.9;
}

/* Selected researcher ------------------------------------------------------- */

.contact-researcher {
	margin-bottom: 32px;
	padding: 18px 20px;
	border-left: 3px solid var(--color-accent);
	background: var(--color-bg-sub);
}

.contact-researcher__label {
	font-size: var(--fs-xsmall);
	font-weight: 700;
	color: var(--color-muted);
}

.contact-researcher__name {
	margin-top: 4px;
	font-size: 1.125rem;
	font-weight: 700;
	color: var(--color-primary);
}

.contact-researcher__name a {
	text-decoration: none;
}

.contact-researcher__name a:hover {
	text-decoration: underline;
}

.contact-researcher__meta {
	margin-top: 2px;
	font-size: var(--fs-small);
}

/* Form ---------------------------------------------------------------------- */

.form {
	display: grid;
	gap: 28px;
}

.form__title {
	font-size: var(--fs-h3);
}

.form__intro {
	margin-top: -16px;
	font-size: var(--fs-xsmall);
	color: var(--color-muted);
}

.form__row {
	display: grid;
	gap: 10px;
}

.form__label {
	display: flex;
	align-items: center;
	gap: 10px;
	font-size: var(--fs-small);
	font-weight: 700;
	color: var(--color-primary);
}

.form__required,
.form__optional {
	padding: 1px 8px;
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	line-height: 1.6;
	white-space: nowrap;
}

.form__required {
	background: var(--color-primary);
	color: #fff;
}

.form__optional {
	border: 1px solid var(--color-border-strong);
	color: var(--color-muted);
}

.form__control {
	width: 100%;
	min-height: 52px;
	padding: 12px 16px;
	border: 1px solid var(--color-border-strong);
	border-radius: var(--radius);
	background: #fff;
	font-size: 1rem; /* ≥16px prevents iOS zoom */
	line-height: 1.7;
	transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

textarea.form__control {
	min-height: 200px;
	resize: vertical;
}

.form__control::placeholder {
	color: #8a95a5;
}

.form__control:focus {
	border-color: var(--color-accent-strong);
	outline: none;
	box-shadow: 0 0 0 3px rgba(21, 166, 166, 0.2);
}

.form__select {
	position: relative;
}

.form__select select {
	padding-right: 44px;
	appearance: none;
	cursor: pointer;
}

.form__select::after {
	content: "";
	position: absolute;
	top: 50%;
	right: 18px;
	width: 8px;
	height: 8px;
	border-right: 1.5px solid var(--color-primary);
	border-bottom: 1.5px solid var(--color-primary);
	transform: translateY(-70%) rotate(45deg);
	pointer-events: none;
}

.form__help {
	font-size: var(--fs-xsmall);
	line-height: 1.7;
	color: var(--color-muted);
}

.form__choice {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	min-height: 44px;
	padding: 10px 0;
	font-size: var(--fs-small);
	line-height: 1.7;
	cursor: pointer;
}

.form__choice input {
	flex-shrink: 0;
	width: 20px;
	height: 20px;
	margin: 0.1em 0 0;
	accent-color: var(--color-primary);
}

.form__choice .form__required {
	margin-left: 8px;
}

.form__consent {
	padding-top: 20px;
	border-top: 1px solid var(--color-border);
}

.form__consent a {
	color: var(--color-accent-strong);
}

.form__hp {
	position: absolute;
	left: -9999px;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

/* Validation (editorial, not alarming) */

.form__error {
	display: flex;
	align-items: baseline;
	gap: 8px;
	font-size: var(--fs-xsmall);
	font-weight: 700;
	line-height: 1.6;
	color: #a3281b;
}

.form__error::before {
	content: "";
	flex-shrink: 0;
	width: 12px;
	height: 1px;
	background: currentColor;
	transform: translateY(-0.3em);
}

.form__error[hidden] {
	display: none;
}

.form__control[aria-invalid="true"] {
	border-color: #a3281b;
	box-shadow: inset 3px 0 0 #a3281b;
}

.form__choice input[aria-invalid="true"] {
	outline: 2px solid #a3281b;
	outline-offset: 2px;
}

.form-errors {
	padding: 18px 20px;
	border-left: 3px solid #a3281b;
	background: #fbf3f2;
}

.form-errors[hidden] {
	display: none;
}

.form-errors:focus {
	outline: 2px solid var(--color-accent);
	outline-offset: 2px;
}

.form-errors__title {
	font-size: var(--fs-small);
	font-weight: 700;
	color: #7d1f15;
}

.form-errors__list {
	margin-top: 8px;
	padding-left: 1.2em;
	font-size: var(--fs-xsmall);
	line-height: 1.8;
}

.form-errors__list a {
	color: #7d1f15;
}

.form-message {
	margin-bottom: 32px;
	padding: 18px 20px;
	border-left: 3px solid;
	font-size: var(--fs-small);
	line-height: 1.8;
}

.form-message--success {
	border-color: var(--color-accent);
	background: var(--color-accent-soft);
	color: var(--color-primary);
}

.form-message--error {
	border-color: #a3281b;
	background: #fbf3f2;
	color: #7d1f15;
}

.form__submit {
	margin-top: 4px;
}

/* Contact Form 7 (use the template in docs/cf7-contact-form.txt) ------------ */

.contact__plugin-form .wpcf7-form {
	display: grid;
	gap: 28px;
}

.contact__plugin-form .wpcf7-form > p {
	margin: 0;
}

.contact__plugin-form .wpcf7-form-control-wrap {
	display: block;
}

.contact__plugin-form input[type="text"],
.contact__plugin-form input[type="email"],
.contact__plugin-form input[type="url"],
.contact__plugin-form input[type="tel"],
.contact__plugin-form select,
.contact__plugin-form textarea {
	width: 100%;
	min-height: 52px;
	padding: 12px 16px;
	border: 1px solid var(--color-border-strong);
	border-radius: var(--radius);
	background: #fff;
	font-size: 1rem;
	line-height: 1.7;
}

.contact__plugin-form select {
	padding-right: 44px;
	appearance: none;
	background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23102a43' stroke-width='1.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 14px center / 18px;
}

.contact__plugin-form textarea {
	min-height: 200px;
}

.contact__plugin-form input:focus,
.contact__plugin-form select:focus,
.contact__plugin-form textarea:focus {
	border-color: var(--color-accent-strong);
	outline: none;
	box-shadow: 0 0 0 3px rgba(21, 166, 166, 0.2);
}

.contact__plugin-form .wpcf7-list-item {
	display: block;
	margin: 0;
}

.contact__plugin-form .wpcf7-list-item label {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	min-height: 44px;
	padding: 10px 0;
	font-size: var(--fs-small);
	cursor: pointer;
}

.contact__plugin-form input[type="checkbox"],
.contact__plugin-form input[type="radio"] {
	width: 20px;
	height: 20px;
	margin-top: 0.1em;
	accent-color: var(--color-primary);
}

.contact__plugin-form .wpcf7-not-valid {
	border-color: #a3281b;
	box-shadow: inset 3px 0 0 #a3281b;
}

.contact__plugin-form .wpcf7-not-valid-tip {
	margin-top: 8px;
	font-size: var(--fs-xsmall);
	font-weight: 700;
	color: #a3281b;
}

.contact__plugin-form .wpcf7-response-output {
	margin: 0;
	padding: 16px 20px;
	border: 0;
	border-left: 3px solid var(--color-accent);
	background: var(--color-bg-sub);
	font-size: var(--fs-small);
}

.contact__plugin-form .wpcf7-form.invalid .wpcf7-response-output,
.contact__plugin-form .wpcf7-form.failed .wpcf7-response-output,
.contact__plugin-form .wpcf7-form.spam .wpcf7-response-output {
	border-left-color: #a3281b;
	background: #fbf3f2;
	color: #7d1f15;
}

.contact__plugin-form input[type="submit"],
.contact__plugin-form .wpcf7-submit {
	width: 100%;
	min-height: 64px;
	padding: 16px 32px;
	border: 0;
	border-radius: var(--radius);
	background: var(--color-primary);
	color: #fff;
	font-size: 1rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	cursor: pointer;
	transition: background-color 0.25s var(--ease);
}

.contact__plugin-form input[type="submit"]:hover {
	background: var(--color-primary-deep);
}

.contact__plugin-form .wpcf7-spinner {
	display: block;
	margin: 12px auto 0;
}

/* Thanks -------------------------------------------------------------------- */

.thanks {
	padding-top: clamp(24px, 3vw, 40px);
}

.thanks__inner {
	margin-top: clamp(40px, 6vw, 88px);
	padding-top: clamp(32px, 4vw, 48px);
	border-top: 1px solid var(--color-primary);
}

.thanks__label {
	font-family: var(--font-en);
	font-size: var(--fs-xsmall);
	font-weight: 600;
	letter-spacing: 0.2em;
	text-transform: uppercase;
	color: var(--color-accent-strong);
}

.thanks__title {
	margin-top: 16px;
	font-size: clamp(1.75rem, 1.4rem + 1.6vw, 2.75rem);
	line-height: 1.5;
}

.thanks__body {
	margin-top: 28px;
	font-size: var(--fs-lead);
	line-height: 2;
}

.thanks__sign {
	margin-top: 24px;
	font-size: var(--fs-small);
	font-weight: 700;
	color: var(--color-primary);
}

.thanks__links {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 16px 40px;
	margin-top: clamp(40px, 5vw, 56px);
}

/* Responsive ------------------------------------------------------------------ */

@media (max-width: 1023px) {
	.contact__inner {
		grid-template-columns: minmax(0, 1fr);
	}

	.contact__aside {
		position: static;
	}
}

@media (max-width: 767px) {
	.contact__main {
		margin-inline: calc(var(--gutter) * -0.5);
		padding: 24px 18px 28px;
	}

	.form {
		gap: 24px;
	}

	.form__submit .button {
		padding-inline: 18px;
	}
}