/**
 * Frontend certificate lookup + modal.
 * Colors are driven by CSS variables set on `.kpe-cert-lookup`.
 */

.kpe-cert-lookup {
	--kpe-ink: #1a2332;
	--kpe-muted: #5b6777;
	--kpe-label: #1a2332;
	--kpe-required: #c45c26;
	--kpe-line: #d8dde5;
	--kpe-surface: #ffffff;
	--kpe-bg: #f3f1ec;
	--kpe-accent: #0f6b5c;
	--kpe-accent-2: #c45c26;
	--kpe-input-bg: #ffffff;
	--kpe-input-border: #d0d5dd;
	--kpe-input-text: #1a2332;
	--kpe-btn-bg: #0f6b5c;
	--kpe-btn-text: #ffffff;
	--kpe-btn-hover: #0c584c;
	--kpe-badge-bg: #e7f3f0;
	--kpe-badge-color: #0f6b5c;
	--kpe-modal-bg: #ffffff;
	--kpe-modal-title: #1a2332;
	--kpe-modal-text: #1a2332;
	--kpe-modal-label: #5b6777;
	--kpe-modal-row-bg: #f6f4ef;
	--kpe-modal-backdrop: rgba(14, 20, 28, 0.55);
	--kpe-download-bg: #e7f3f0;
	--kpe-download-text: #0f6b5c;
	--kpe-shadow: 0 18px 50px rgba(26, 35, 50, 0.12);
	--kpe-radius: 18px;
	--kpe-font: "Vazirmatn", "IRANSansX", "Tahoma", sans-serif;

	font-family: var(--kpe-font);
	color: var(--kpe-ink);
	max-width: 640px;
	margin: 0 auto;
	direction: rtl;
}

.kpe-cert-lookup__card {
	position: relative;
	background:
		radial-gradient(120% 80% at 100% 0%, color-mix(in srgb, var(--kpe-accent) 12%, transparent), transparent 55%),
		radial-gradient(90% 70% at 0% 100%, color-mix(in srgb, var(--kpe-accent-2) 10%, transparent), transparent 50%),
		linear-gradient(180deg, var(--kpe-surface) 0%, var(--kpe-bg) 100%);
	border: 1px solid var(--kpe-line);
	border-radius: calc(var(--kpe-radius) + 4px);
	box-shadow: var(--kpe-shadow);
	padding: 36px 32px 32px;
	overflow: hidden;
}

.kpe-cert-lookup__card::before {
	content: "";
	position: absolute;
	inset-inline-start: 0;
	top: 0;
	bottom: 0;
	width: 4px;
	background: linear-gradient(180deg, var(--kpe-accent), var(--kpe-accent-2));
}

.kpe-cert-lookup__header {
	text-align: center;
	margin-bottom: 28px;
}

.kpe-cert-lookup__badge {
	width: 56px;
	height: 56px;
	margin: 0 auto 14px;
	border-radius: 16px;
	display: grid;
	place-items: center;
	color: var(--kpe-badge-color);
	background: var(--kpe-badge-bg);
	border: 1px solid color-mix(in srgb, var(--kpe-badge-color) 20%, transparent);
	overflow: hidden;
}

.kpe-cert-lookup__badge-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.kpe-cert-lookup__title {
	margin: 0 0 8px;
	font-size: clamp(1.35rem, 2.4vw, 1.75rem);
	font-weight: 800;
	letter-spacing: -0.02em;
	line-height: 1.35;
	color: var(--kpe-ink);
}

.kpe-cert-lookup__desc {
	margin: 0;
	color: var(--kpe-muted);
	font-size: 0.98rem;
	line-height: 1.7;
}

.kpe-cert-lookup__fields {
	display: grid;
	gap: 16px;
}

.kpe-cert-lookup__field label,
.kpe-cert-lookup__field .kpe-jdate > label {
	display: block;
	font-size: 0.9rem;
	font-weight: 700;
	margin-bottom: 8px;
	color: var(--kpe-label);
}

.kpe-cert-lookup__field .required {
	color: var(--kpe-required);
	margin-inline-start: 2px;
}

.kpe-cert-lookup__field input {
	width: 100%;
	box-sizing: border-box;
	border: 1px solid var(--kpe-input-border);
	background: var(--kpe-input-bg);
	border-radius: 12px;
	padding: 13px 14px;
	font: inherit;
	font-size: 1rem;
	color: var(--kpe-input-text);
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
	outline: none;
}

.kpe-cert-lookup__field .kpe-jdate__trigger {
	border: 1px solid var(--kpe-input-border);
	background: var(--kpe-input-bg);
	border-radius: 12px;
	padding: 13px 14px;
	font: inherit;
	font-size: 1rem;
	min-height: 50px;
	color: var(--kpe-input-text);
}

.kpe-cert-lookup__field .kpe-jdate__trigger:focus,
.kpe-cert-lookup__field input:focus {
	border-color: color-mix(in srgb, var(--kpe-accent) 55%, white);
	box-shadow: 0 0 0 4px color-mix(in srgb, var(--kpe-accent) 14%, transparent);
}

.kpe-cert-lookup__message {
	margin-top: 14px;
	padding: 12px 14px;
	border-radius: 12px;
	font-size: 0.92rem;
	line-height: 1.6;
}

.kpe-cert-lookup__message.is-error {
	background: color-mix(in srgb, var(--kpe-accent-2) 12%, white);
	color: var(--kpe-accent-2);
	border: 1px solid color-mix(in srgb, var(--kpe-accent-2) 28%, white);
}

.kpe-cert-lookup__message.is-success {
	background: color-mix(in srgb, var(--kpe-accent) 12%, white);
	color: var(--kpe-accent);
	border: 1px solid color-mix(in srgb, var(--kpe-accent) 28%, white);
}

.kpe-cert-lookup__submit {
	margin-top: 22px;
	width: 100%;
	border: 0;
	border-radius: 14px;
	padding: 14px 18px;
	font: inherit;
	font-size: 1.02rem;
	font-weight: 800;
	color: var(--kpe-btn-text);
	cursor: pointer;
	background: var(--kpe-btn-bg);
	box-shadow: 0 10px 24px color-mix(in srgb, var(--kpe-btn-bg) 30%, transparent);
	transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	min-height: 52px;
}

.kpe-cert-lookup__submit:hover {
	transform: translateY(-1px);
	background: var(--kpe-btn-hover);
	box-shadow: 0 14px 28px color-mix(in srgb, var(--kpe-btn-hover) 34%, transparent);
}

.kpe-cert-lookup__submit:disabled {
	opacity: 0.72;
	cursor: wait;
	transform: none;
}

.kpe-cert-lookup__spinner {
	width: 18px;
	height: 18px;
	border: 2px solid color-mix(in srgb, var(--kpe-btn-text) 35%, transparent);
	border-top-color: var(--kpe-btn-text);
	border-radius: 50%;
	animation: kpe-spin 0.7s linear infinite;
}

@keyframes kpe-spin {
	to { transform: rotate(360deg); }
}

.kpe-cert-modal {
	position: fixed;
	inset: 0;
	z-index: 99999;
	display: grid;
	place-items: center;
	padding: 20px;
}

.kpe-cert-modal[hidden] {
	display: none !important;
}

.kpe-cert-modal__backdrop {
	position: absolute;
	inset: 0;
	background: var(--kpe-modal-backdrop);
	backdrop-filter: blur(4px);
	animation: kpe-fade 0.22s ease;
}

.kpe-cert-modal__dialog {
	position: relative;
	z-index: 1;
	width: min(920px, 100%);
	max-height: min(90vh, 900px);
	overflow: auto;
	background: var(--kpe-modal-bg);
	color: var(--kpe-modal-text);
	border-radius: 22px;
	box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
	border: 1px solid rgba(255, 255, 255, 0.4);
	animation: kpe-rise 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
	font-family: var(--kpe-font);
}

.kpe-cert-modal__close {
	position: absolute;
	top: 14px;
	inset-inline-start: 14px;
	width: 40px;
	height: 40px;
	border: 0;
	border-radius: 50%;
	background: color-mix(in srgb, var(--kpe-modal-text) 8%, transparent);
	color: var(--kpe-modal-text);
	cursor: pointer;
	display: grid;
	place-items: center;
	transition: background 0.15s ease;
}

.kpe-cert-modal__close:hover {
	background: color-mix(in srgb, var(--kpe-modal-text) 14%, transparent);
}

.kpe-cert-modal__body {
	padding: 28px 28px 32px;
}

.kpe-cert-modal__title {
	margin: 0 0 22px;
	text-align: center;
	font-size: 1.35rem;
	font-weight: 800;
	color: var(--kpe-modal-title);
}

.kpe-cert-result + .kpe-cert-result {
	margin-top: 28px;
	padding-top: 28px;
	border-top: 1px dashed var(--kpe-line);
}

.kpe-cert-result__layout {
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	gap: 24px;
	align-items: start;
}

.kpe-cert-result__meta {
	display: grid;
	gap: 12px;
}

.kpe-cert-result__row {
	display: grid;
	grid-template-columns: 140px 1fr;
	gap: 10px;
	padding: 12px 14px;
	border-radius: 12px;
	background: var(--kpe-modal-row-bg);
	border: 1px solid var(--kpe-line);
}

.kpe-cert-result__label {
	color: var(--kpe-modal-label);
	font-size: 0.86rem;
	font-weight: 600;
}

.kpe-cert-result__value {
	font-weight: 700;
	font-size: 0.98rem;
	word-break: break-word;
	color: var(--kpe-modal-text);
}

.kpe-cert-result__image-wrap {
	position: sticky;
	top: 12px;
}

.kpe-cert-result__image {
	display: block;
	width: 100%;
	border-radius: 14px;
	border: 1px solid var(--kpe-line);
	box-shadow: 0 12px 30px rgba(26, 35, 50, 0.12);
	background: var(--kpe-modal-row-bg);
}

.kpe-cert-result__actions {
	margin-top: 12px;
	display: flex;
	justify-content: center;
}

.kpe-cert-result__download {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 10px 16px;
	border-radius: 999px;
	text-decoration: none;
	color: var(--kpe-download-text);
	background: var(--kpe-download-bg);
	border: 1px solid color-mix(in srgb, var(--kpe-download-text) 20%, transparent);
	font-weight: 700;
	font-size: 0.9rem;
	transition: filter 0.15s ease;
}

.kpe-cert-result__download:hover {
	filter: brightness(0.97);
	color: var(--kpe-download-text);
}

.kpe-cert-result__empty-image {
	padding: 40px 20px;
	text-align: center;
	color: var(--kpe-modal-label);
	border: 1px dashed var(--kpe-line);
	border-radius: 14px;
	background: var(--kpe-modal-row-bg);
}

@keyframes kpe-fade {
	from { opacity: 0; }
	to { opacity: 1; }
}

@keyframes kpe-rise {
	from {
		opacity: 0;
		transform: translateY(18px) scale(0.98);
	}
	to {
		opacity: 1;
		transform: translateY(0) scale(1);
	}
}

@media (max-width: 760px) {
	.kpe-cert-lookup__card {
		padding: 28px 20px 22px;
	}

	.kpe-cert-result__layout {
		grid-template-columns: 1fr;
	}

	.kpe-cert-result__row {
		grid-template-columns: 1fr;
		gap: 4px;
	}

	.kpe-cert-modal__body {
		padding: 24px 18px 24px;
	}

	.kpe-cert-result__image-wrap {
		position: static;
	}
}

body.kpe-cert-modal-open {
	overflow: hidden;
}

/* Fallback for browsers without color-mix */
@supports not (background: color-mix(in srgb, red 50%, blue)) {
	.kpe-cert-lookup__card {
		background: linear-gradient(180deg, var(--kpe-surface) 0%, var(--kpe-bg) 100%);
	}
}