/**
 * Armchair Journal — Global UI States Styles
 * Reusable components for Loading, Skeleton, Empty, No-Result, and Error states
 */

/* ─── 1. Loading State ─── */
.aj-loading-wrap {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 32px 16px;
	gap: 12px;
	color: var(--aj-color-ink-secondary, #616a78);
	font-family: var(--aj-font-sans, 'IBM Plex Sans', sans-serif);
	font-size: var(--aj-fs-13, 13px);
}

/* Shared account gate used by the approved Theel-backed tool states. */
.aj-account-gate {
	position: fixed;
	inset: 0;
	z-index: 10050;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 24px;
	background: rgba(20,41,75,.4);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
}
.aj-account-gate-card {
	width: 100%;
	max-width: 430px;
	padding: 36px 36px 28px;
	border: 1px solid #dfe3ea;
	border-top: 3px solid #1a3d74;
	border-radius: 10px;
	background: #fff;
	box-shadow: 0 30px 80px -34px rgba(19,41,75,.55);
	text-align: center;
}
.aj-account-gate-card > img { width: auto; height: 40px; display: block; margin: 0 auto 16px; object-fit: contain; }
.aj-account-gate-card h2 { margin: 0; font-family: var(--aj-font-serif, 'EB Garamond', serif); font-size: 25px; line-height: 1.2; font-weight: 500; color: #1a3d74; }
.aj-account-gate-card > p { margin: 9px 0 22px; font-size: 13.5px; line-height: 1.6; color: #616a78; }
.aj-account-gate-login { min-height: 48px; display: flex; align-items: center; justify-content: center; border-radius: 6px; background: #c33d29; color: #fff; font-size: 12px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; text-decoration: none; }
.aj-account-gate-login:hover { background: #a83424; color: #fff; }
.aj-account-gate-card > div { margin-top: 14px; font-size: 12.5px; color: #616a78; }
.aj-account-gate-card > div a { color: #c33d29; font-weight: 700; }
.aj-account-gate-back { display: inline-flex; min-height: 38px; align-items: center; margin-top: 8px; color: #616a79; font-size: 11.5px; text-decoration: none; }

@media (max-width: 560px) {
	.aj-account-gate { padding: 20px; }
	.aj-account-gate-card { max-width: 340px; padding: 26px 22px 22px; }
	.aj-account-gate-card > img { height: 36px; margin-bottom: 13px; }
	.aj-account-gate-card h2 { font-size: 21px; }
	.aj-account-gate-card > p { margin-bottom: 18px; font-size: 12.5px; line-height: 1.55; }
	.aj-account-gate-card > div { margin-top: 12px; font-size: 12px; }
}

.aj-spinner {
	width: 24px;
	height: 24px;
	border: 2.5px solid var(--aj-color-rule-track, #e4e8ef);
	border-top-color: var(--aj-color-navy-primary, #1a3d74);
	border-radius: 50%;
	animation: aj-spin 0.8s linear infinite;
	flex-shrink: 0;
}

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

/* ─── 2. Skeleton Shimmer Placeholders ─── */
@keyframes aj-shimmer {
	0% {
		background-position: -200% 0;
	}
	100% {
		background-position: 200% 0;
	}
}

.aj-skeleton {
	background: linear-gradient(
		90deg,
		var(--aj-color-rule-section, #eef1f6) 25%,
		var(--aj-color-bg-page, #f6f7fa) 50%,
		var(--aj-color-rule-section, #eef1f6) 75%
	);
	background-size: 200% 100%;
	animation: aj-shimmer 1.6s ease-in-out infinite;
	border-radius: var(--aj-radius-3, 3px);
	display: block;
}

.aj-skeleton-text {
	height: 14px;
	margin-bottom: 8px;
	width: 100%;
}

.aj-skeleton-text--short {
	width: 60%;
}

.aj-skeleton-title {
	height: 24px;
	margin-bottom: 12px;
	width: 85%;
}

.aj-skeleton-thumb {
	width: 100%;
	aspect-ratio: 16 / 9;
	margin-bottom: 12px;
}

.aj-skeleton-bar {
	width: 68px;
	height: 4px;
	border-radius: 2px;
}

.aj-skeleton-card {
	background: #ffffff;
	border: 1px solid var(--aj-color-rule-light, #dfe3ea);
	padding: 20px;
	display: flex;
	flex-direction: column;
	gap: 12px;
}

/* ─── 3. Empty State ─── */
.aj-empty-state {
	background: var(--aj-color-bg-card, #ffffff);
	border: 1px solid var(--aj-color-rule-subtle, #e7eaf0);
	padding: 48px 24px;
	text-align: center;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 12px;
}

.aj-empty-eyebrow {
	font-family: var(--aj-font-mono, 'IBM Plex Mono', monospace);
	font-size: var(--aj-fs-9-5, 9.5px);
	font-weight: 600;
	letter-spacing: 0.2em;
	text-transform: uppercase;
	color: var(--aj-color-ink-muted, #616a79);
}

.aj-empty-title {
	font-family: var(--aj-font-serif, 'EB Garamond', serif);
	font-size: var(--aj-fs-20, 20px);
	font-weight: 500;
	color: var(--aj-color-ink-heading, #16233a);
	margin: 0;
	max-width: 520px;
}

.aj-empty-dek {
	font-family: var(--aj-font-serif, 'EB Garamond', serif);
	font-style: italic;
	font-size: var(--aj-fs-16, 16px);
	color: var(--aj-color-ink-secondary, #616a78);
	line-height: 1.5;
	max-width: 520px;
	margin: 0;
}

/* ─── 4. No-Result State ─── */
.aj-no-results {
	background: var(--aj-color-bg-card, #ffffff);
	border: 1px solid var(--aj-color-rule-subtle, #e7eaf0);
	padding: 40px 20px;
	text-align: center;
	font-family: var(--aj-font-serif, 'EB Garamond', serif);
	font-style: italic;
	font-size: var(--aj-fs-19, 19px);
	color: var(--aj-color-ink-secondary, #616a78);
}

/* ─── 5. Error State ─── */
.aj-error-state {
	background: #fff8f7;
	border: 1px solid rgba(195, 61, 41, 0.25);
	border-left: 3px solid var(--aj-color-red-primary, #c33d29);
	padding: 24px;
	display: flex;
	flex-direction: column;
	gap: 10px;
	color: var(--aj-color-ink-heading, #16233a);
	font-family: var(--aj-font-sans, 'IBM Plex Sans', sans-serif);
}

.aj-error-state-header {
	display: flex;
	align-items: center;
	gap: 8px;
	font-weight: 700;
	font-size: var(--aj-fs-14-5, 14.5px);
	color: var(--aj-color-red-primary, #c33d29);
}

.aj-error-state-msg {
	font-size: var(--aj-fs-13, 13px);
	color: var(--aj-color-ink-body, #474f5c);
	line-height: 1.5;
	margin: 0;
}

.aj-error-state-action {
	margin-top: 4px;
	align-self: flex-start;
}

/* ─── 6. Reduced Motion Support ─── */
@media (prefers-reduced-motion: reduce) {
	.aj-spinner {
		animation-duration: 2.5s;
	}
	.aj-skeleton {
		animation: none;
		background: var(--aj-color-rule-section, #eef1f6);
	}
}