/**
 * CiteHQ Admin Styles
 *
 * Modern WordPress admin styling following 2024/2025 best practices.
 * Uses WordPress native color palette and design patterns.
 *
 * @package CiteHQ
 * @since   1.0.0
 */

/* ==========================================================================
   CSS Custom Properties (WordPress Admin Colors)
   ========================================================================== */

:root {
	--citehq-color-primary: #2271b1;
	--citehq-color-primary-hover: #135e96;
	--citehq-color-success: #00a32a;
	--citehq-color-success-light: #edfaef;
	--citehq-color-warning: #dba617;
	--citehq-color-error: #d63638;
	--citehq-color-gray-900: #1d2327;
	--citehq-color-gray-700: #50575e;
	--citehq-color-gray-600: #646970;
	--citehq-color-gray-400: #8c8f94;
	--citehq-color-gray-300: #a7aaad;
	--citehq-color-gray-200: #c3c4c7;
	--citehq-color-gray-100: #dcdcde;
	--citehq-color-gray-50: #f0f0f1;
	--citehq-color-gray-0: #f6f7f7;
	--citehq-color-white: #fff;
	--citehq-color-info-bg: #f0f6fc;
	--citehq-color-badge-bg: #e7f3ff;
	--citehq-radius-sm: 4px;
	--citehq-radius-md: 6px;
	--citehq-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
	--citehq-shadow-md: 0 1px 3px rgba(0, 0, 0, 0.1);
	--citehq-transition: 0.15s ease;
}

/* ==========================================================================
   Layout & Typography
   ========================================================================== */

.citehq-wrap {
	max-width: 840px;
	margin: 24px 24px 24px 0;
}

.citehq-header {
	margin-bottom: 32px;
}

.citehq-title {
	font-size: 28px;
	font-weight: 600;
	line-height: 1.2;
	color: var(--citehq-color-gray-900);
	letter-spacing: -0.02em;
	margin: 0 0 8px 0;
	padding: 0;
}

.citehq-tagline {
	font-size: 15px;
	color: var(--citehq-color-gray-600);
	font-weight: 400;
	margin: 0;
	line-height: 1.5;
}

/* ==========================================================================
   Card Component
   ========================================================================== */

.citehq-card {
	background: var(--citehq-color-white);
	border: 1px solid var(--citehq-color-gray-200);
	border-radius: var(--citehq-radius-md);
	margin-bottom: 16px;
	box-shadow: var(--citehq-shadow-sm);
}

.citehq-card-header {
	padding: 16px 20px;
	border-bottom: 1px solid var(--citehq-color-gray-50);
}

.citehq-card-title {
	font-size: 14px;
	font-weight: 600;
	color: var(--citehq-color-gray-900);
	margin: 0;
	letter-spacing: -0.01em;
}

.citehq-card-body {
	padding: 20px;
}

.citehq-card-description {
	color: var(--citehq-color-gray-600);
	margin: 0 0 20px 0;
	font-size: 14px;
	line-height: 1.5;
}

/* ==========================================================================
   Status Card
   ========================================================================== */

.citehq-status-card {
	border-left-width: 4px;
	border-left-style: solid;
}

.citehq-status-green {
	border-left-color: var(--citehq-color-success);
}

.citehq-status-yellow {
	border-left-color: var(--citehq-color-warning);
}

.citehq-status-gray {
	border-left-color: var(--citehq-color-gray-400);
}

.citehq-status-indicator {
	display: flex;
	align-items: flex-start;
	gap: 14px;
	margin-bottom: 20px;
}

.citehq-status-icon {
	font-size: 28px;
	width: 28px;
	height: 28px;
	flex-shrink: 0;
	margin-top: -2px;
}

.citehq-status-green .citehq-status-icon {
	color: var(--citehq-color-success);
}

.citehq-status-yellow .citehq-status-icon {
	color: var(--citehq-color-warning);
}

.citehq-status-gray .citehq-status-icon {
	color: var(--citehq-color-gray-400);
}

.citehq-status-text {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.citehq-status-text strong {
	font-size: 15px;
	font-weight: 600;
	color: var(--citehq-color-gray-900);
}

.citehq-status-message {
	font-size: 14px;
	color: var(--citehq-color-gray-600);
	line-height: 1.4;
}

.citehq-status-meta {
	display: flex;
	flex-direction: column;
	gap: 8px;
	margin-bottom: 20px;
	padding: 12px 14px;
	background: var(--citehq-color-gray-0);
	border-radius: var(--citehq-radius-sm);
	border: 1px solid var(--citehq-color-gray-100);
}

.citehq-file-url {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 13px;
	color: var(--citehq-color-gray-600);
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

.citehq-file-url .dashicons {
	font-size: 16px;
	width: 16px;
	height: 16px;
	color: var(--citehq-color-gray-400);
}

.citehq-file-url a {
	color: var(--citehq-color-primary);
	text-decoration: none;
	word-break: break-all;
}

.citehq-file-url a:hover {
	color: var(--citehq-color-primary-hover);
	text-decoration: underline;
}

.citehq-status-actions {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
}

.citehq-status-actions .button {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 6px 14px;
	font-size: 13px;
	font-weight: 500;
}

.citehq-status-actions .button .dashicons {
	font-size: 16px;
	width: 16px;
	height: 16px;
}

.citehq-tip {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	margin-top: 20px;
	padding: 14px 16px;
	background: var(--citehq-color-info-bg);
	border-radius: var(--citehq-radius-sm);
	font-size: 13px;
	color: var(--citehq-color-gray-900);
	line-height: 1.5;
}

.citehq-tip .dashicons {
	color: var(--citehq-color-primary);
	font-size: 18px;
	width: 18px;
	height: 18px;
	flex-shrink: 0;
	margin-top: 1px;
}

/* ==========================================================================
   Form Fields
   ========================================================================== */

.citehq-field {
	margin-bottom: 24px;
}

.citehq-field:last-child {
	margin-bottom: 0;
}

.citehq-field-label {
	display: block;
	font-weight: 600;
	font-size: 13px;
	color: var(--citehq-color-gray-900);
	margin-bottom: 8px;
}

.citehq-field-help {
	margin-top: 8px;
	font-size: 13px;
	color: var(--citehq-color-gray-600);
	line-height: 1.5;
}

.citehq-field input[type="text"],
.citehq-field input[type="number"],
.citehq-field textarea,
.citehq-field select {
	max-width: 100%;
	font-size: 14px;
	border-radius: var(--citehq-radius-sm);
}

.citehq-field textarea {
	width: 100%;
	min-height: 88px;
}

.citehq-field input[type="number"].small-text {
	width: 80px;
}

/* ==========================================================================
   Checkboxes
   ========================================================================== */

.citehq-checkboxes {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.citehq-checkbox-item {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-start;
	gap: 10px;
	padding: 14px 16px;
	background: var(--citehq-color-gray-0);
	border: 1px solid var(--citehq-color-gray-100);
	border-radius: var(--citehq-radius-sm);
	cursor: pointer;
	transition: border-color var(--citehq-transition), background-color var(--citehq-transition);
}

.citehq-checkbox-item:hover {
	background: var(--citehq-color-gray-50);
	border-color: var(--citehq-color-gray-200);
}

.citehq-checkbox-item:has(input:checked) {
	background: var(--citehq-color-info-bg);
	border-color: var(--citehq-color-primary);
}

.citehq-checkbox-item input[type="checkbox"] {
	margin: 3px 0 0 0;
	flex-shrink: 0;
}

.citehq-checkbox-label {
	font-weight: 600;
	font-size: 14px;
	color: var(--citehq-color-gray-900);
}

.citehq-badge {
	display: inline-block;
	font-size: 11px;
	font-weight: 600;
	color: var(--citehq-color-primary);
	background: var(--citehq-color-badge-bg);
	padding: 2px 8px;
	border-radius: 10px;
	margin-left: 8px;
	vertical-align: middle;
	text-transform: uppercase;
	letter-spacing: 0.02em;
}

.citehq-checkbox-description {
	width: 100%;
	margin-left: 26px;
	font-size: 13px;
	color: var(--citehq-color-gray-600);
	line-height: 1.4;
}

.citehq-checkbox-single {
	background: transparent;
	border: none;
	padding: 0;
}

.citehq-checkbox-single:hover {
	background: transparent;
	border: none;
}

.citehq-checkbox-single:has(input:checked) {
	background: transparent;
	border: none;
}

.citehq-checkbox-single .citehq-checkbox-description {
	margin-left: 26px;
	margin-top: 2px;
}

/* File checkboxes - horizontal layout for 2 items */
.citehq-file-checkboxes {
	flex-direction: row;
	gap: 12px;
}

.citehq-file-checkboxes .citehq-checkbox-item {
	flex: 1;
	min-width: 0;
}

.citehq-file-checkboxes .citehq-checkbox-label {
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
	font-size: 13px;
}

/* ==========================================================================
   Accordion (Advanced Options)
   ========================================================================== */

.citehq-advanced-card .citehq-card-header {
	display: none;
}

.citehq-accordion-toggle {
	display: flex;
	align-items: center;
	gap: 10px;
	width: 100%;
	padding: 16px 20px;
	background: var(--citehq-color-white);
	border: none;
	cursor: pointer;
	font-size: 14px;
	font-weight: 600;
	color: var(--citehq-color-gray-700);
	text-align: left;
	transition: background-color var(--citehq-transition);
}

.citehq-accordion-toggle:hover {
	background: var(--citehq-color-gray-0);
}

.citehq-accordion-toggle:focus {
	outline: 2px solid var(--citehq-color-primary);
	outline-offset: -2px;
}

.citehq-accordion-toggle .dashicons {
	font-size: 20px;
	width: 20px;
	height: 20px;
	color: var(--citehq-color-gray-400);
	transition: transform 0.2s ease;
}

.citehq-accordion-toggle.is-open .dashicons {
	transform: rotate(180deg);
}

.citehq-accordion-content {
	border-top: 1px solid var(--citehq-color-gray-50);
}

/* ==========================================================================
   Submit Button
   ========================================================================== */

.citehq-submit {
	margin-top: 8px;
}

.citehq-submit .button-primary {
	padding: 8px 20px;
	height: auto;
	font-size: 14px;
	font-weight: 500;
}

/* ==========================================================================
   Regenerate Button States
   ========================================================================== */

#citehq-regenerate.is-loading {
	opacity: 0.7;
	pointer-events: none;
}

#citehq-regenerate .dashicons {
	transition: transform 0.3s ease;
}

#citehq-regenerate.is-loading .dashicons {
	animation: citehq-spin 1s linear infinite;
}

@keyframes citehq-spin {
	from { transform: rotate(0deg); }
	to { transform: rotate(360deg); }
}

/* Success/Error messages */
.citehq-message {
	display: inline-flex;
	align-items: center;
	margin-left: 10px;
	padding: 8px 14px;
	border-radius: var(--citehq-radius-sm);
	font-size: 13px;
	font-weight: 500;
}

.citehq-message.success {
	background-color: var(--citehq-color-success-light);
	color: #1e4620;
}

.citehq-message.error {
	background-color: #fef4f4;
	color: #8a2424;
}

/* ==========================================================================
   Meta Box Styles
   ========================================================================== */

#citehq_meta_box .inside {
	margin: 0;
	padding: 0;
}

/* Status Banner */
#citehq_meta_box .citehq-status {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 12px 14px;
	margin: 0;
	font-size: 13px;
	font-weight: 500;
}

#citehq_meta_box .citehq-status.is-included {
	background: var(--citehq-color-success-light);
	border-bottom: 1px solid #c3e6cb;
}

#citehq_meta_box .citehq-status.is-excluded {
	background: #fef4f4;
	border-bottom: 1px solid #f5c6cb;
}

#citehq_meta_box .citehq-status-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	flex-shrink: 0;
}

#citehq_meta_box .citehq-status.is-included .citehq-status-dot {
	background: var(--citehq-color-success);
}

#citehq_meta_box .citehq-status.is-excluded .citehq-status-dot {
	background: var(--citehq-color-error);
}

#citehq_meta_box .citehq-status.is-included .citehq-status-text {
	color: #1e4620;
}

#citehq_meta_box .citehq-status.is-excluded .citehq-status-text {
	color: #8a2424;
}

/* Settings Area */
#citehq_meta_box .citehq-settings {
	padding: 14px;
}

/* Field */
#citehq_meta_box .citehq-field {
	margin-bottom: 16px;
}

#citehq_meta_box .citehq-field:last-child {
	margin-bottom: 0;
}

/* Toggle */
#citehq_meta_box .citehq-toggle {
	display: flex;
	align-items: center;
	gap: 10px;
	cursor: pointer;
	font-size: 13px;
	color: var(--citehq-color-gray-900);
}

#citehq_meta_box .citehq-toggle input[type="checkbox"] {
	margin: 0;
}

/* Field Label */
#citehq_meta_box .citehq-field > label:not(.citehq-toggle) {
	display: block;
	font-size: 13px;
	font-weight: 600;
	color: var(--citehq-color-gray-900);
	margin-bottom: 6px;
}

/* Help Text */
#citehq_meta_box .citehq-help {
	margin: 8px 0 0 0;
	font-size: 12px;
	color: var(--citehq-color-gray-600);
	line-height: 1.5;
}

#citehq_meta_box .citehq-field textarea {
	width: 100%;
	min-height: 60px;
	font-size: 13px;
	resize: vertical;
	border: 1px solid var(--citehq-color-gray-400);
	border-radius: var(--citehq-radius-sm);
	padding: 8px 10px;
}

#citehq_meta_box .citehq-field textarea:focus {
	border-color: var(--citehq-color-primary);
	box-shadow: 0 0 0 1px var(--citehq-color-primary);
	outline: none;
}

#citehq_meta_box .citehq-field textarea::placeholder {
	color: var(--citehq-color-gray-300);
}

/* ==========================================================================
   Pro CTA
   ========================================================================== */

.citehq-pro-cta {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	background: linear-gradient(135deg, #f8f9ff 0%, #f0f6fc 100%);
	border: 1px solid var(--citehq-color-gray-200);
	border-radius: var(--citehq-radius-md);
	padding: 20px 24px;
	margin-bottom: 16px;
}

.citehq-pro-content {
	display: flex;
	align-items: flex-start;
	gap: 16px;
	flex: 1;
	min-width: 0;
}

.citehq-pro-icon {
	font-size: 24px;
	width: 24px;
	height: 24px;
	color: var(--citehq-color-primary);
	flex-shrink: 0;
	margin-top: 2px;
}

.citehq-pro-text {
	flex: 1;
	min-width: 0;
}

.citehq-pro-text h3 {
	margin: 0 0 4px 0;
	padding: 0;
	font-size: 14px;
	font-weight: 600;
	color: var(--citehq-color-gray-900);
	line-height: 1.4;
}

.citehq-pro-text p {
	margin: 0;
	font-size: 13px;
	color: var(--citehq-color-gray-600);
	line-height: 1.4;
}

.citehq-pro-cta .button-primary {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	white-space: nowrap;
	flex-shrink: 0;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media screen and (max-width: 782px) {
	.citehq-wrap {
		margin: 16px 12px 16px 0;
	}

	.citehq-header {
		margin-bottom: 24px;
	}

	.citehq-title {
		font-size: 24px;
	}

	.citehq-status-actions {
		flex-direction: column;
	}

	.citehq-status-actions .button {
		width: 100%;
		justify-content: center;
	}

	.citehq-checkbox-description {
		margin-left: 0;
	}

	.citehq-file-checkboxes {
		flex-direction: column;
	}

	.citehq-file-checkboxes .citehq-checkbox-item {
		flex: none;
	}

	.citehq-pro-cta {
		flex-direction: column;
		align-items: stretch;
		gap: 16px;
	}

	.citehq-pro-cta .button-primary {
		align-self: flex-start;
	}
}