/* ============================================================
   Neural Missions — front-end styles
   All rules scoped under .nm-root to avoid theme collisions.
   ============================================================ */

.nm-root {
	--nm-bg: #0b0d12;
	--nm-surface: #12151d;
	--nm-surface-2: #181c26;
	--nm-border: #23262f;
	--nm-border-strong: #3a4150;
	--nm-text: #eef1f7;
	--nm-text-soft: #9aa3b2;
	--nm-text-dim: #6b7488;
	--nm-accent: #6d8bff;
	--nm-accent-2: #a36bff;
	--nm-accent-3: #38e0c9;
	--nm-hover-bg: #1d2230;
	--nm-hover-glow: #6d8bff;
	--nm-hover-lift: 6px;
	--nm-radius: 18px;
	--nm-radius-sm: calc(var(--nm-radius) - 6px);
	--nm-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	--nm-font-size: 17px;
	--nm-shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.7);
	--nm-ease: cubic-bezier(0.22, 1, 0.36, 1);

	color: var(--nm-text);
	font-family: var(--nm-font);
	font-size: var(--nm-font-size);
	-webkit-font-smoothing: antialiased;
	line-height: 1.6;
	max-width: 1180px;
	margin: 0 auto;
	position: relative;
	width: 100%;
	overflow-wrap: anywhere;
	/* Never let any child bleed horizontally outside the page container.
	   `clip` (not hidden) so it doesn't break the sticky desktop nav. */
	overflow-x: clip;
}

/* Nothing inside the module may force horizontal overflow. */
.nm-root .nm-detail,
.nm-root .nm-detail-inner,
.nm-root .nm-workspace,
.nm-root .nm-reader,
.nm-root .nm-activity-pane {
	min-width: 0;
	max-width: 100%;
}
.nm-root img,
.nm-root iframe,
.nm-root video {
	max-width: 100%;
}

.nm-root *,
.nm-root *::before,
.nm-root *::after {
	box-sizing: border-box;
}

.nm-root .is-hidden {
	display: none !important;
}

.nm-root-heading {
	font-size: clamp(1.6rem, 3vw, 2.4rem);
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0 0 1.6rem;
	color: var(--nm-text);
}

/* ---------- Empty state ---------- */
.nm-empty {
	padding: 4rem 2rem;
	text-align: center;
	color: var(--nm-text-soft);
	background: var(--nm-surface);
	border: 1px solid var(--nm-border);
	border-radius: var(--nm-radius);
}

/* ============================================================
   MISSION GRID
   ============================================================ */
.nm-grid {
	display: grid;
	grid-template-columns: repeat(var(--nm-cols, 3), minmax(0, 1fr));
	gap: 1.4rem;
}

.nm-card {
	position: relative;
	display: flex;
	flex-direction: column;
	text-align: left;
	padding: 0;
	border: 1px solid var(--nm-border);
	border-radius: var(--nm-radius);
	background:
		linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0)) ,
		var(--nm-surface);
	color: inherit;
	cursor: pointer;
	overflow: hidden;
	font: inherit;
	transition: transform 0.5s var(--nm-ease), border-color 0.4s var(--nm-ease), box-shadow 0.5s var(--nm-ease);
	opacity: 0;
	transform: translateY(14px);
	animation: nm-rise 0.6s var(--nm-ease) forwards;
	animation-delay: calc(var(--nm-i, 0) * 70ms);
}

@keyframes nm-rise {
	to { opacity: 1; transform: translateY(0); }
}

.nm-card:hover {
	transform: translateY(calc(var(--nm-hover-lift) * -1));
	border-color: var(--nm-border-strong);
	box-shadow: var(--nm-shadow);
}

.nm-card:focus-visible {
	outline: 2px solid var(--nm-accent);
	outline-offset: 3px;
}

.nm-card-media {
	position: relative;
	display: block;
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: linear-gradient(135deg, #1b2030, #11131b);
}

.nm-card-media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.7s var(--nm-ease);
}

.nm-card:hover .nm-card-media img {
	transform: scale(1.06);
}

.nm-card-media-fallback {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	background:
		radial-gradient(120% 120% at 20% 0%, rgba(109, 139, 255, 0.35), transparent 60%),
		radial-gradient(120% 120% at 100% 100%, rgba(163, 107, 255, 0.3), transparent 55%);
}

.nm-card-glow {
	position: absolute;
	inset: 0;
	background: radial-gradient(80% 60% at 50% 120%, color-mix(in srgb, var(--nm-hover-glow) 35%, transparent), transparent 70%);
	opacity: 0;
	transition: opacity 0.5s var(--nm-ease);
	pointer-events: none;
}
.nm-card:hover .nm-card-glow { opacity: 1; }

.nm-card-body {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	padding: 1.25rem 1.35rem 1.4rem;
	flex: 1;
}

.nm-card-eyebrow {
	font-size: 0.72em;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--nm-accent);
}

.nm-card-title {
	font-size: 1.25em;
	font-weight: 650;
	letter-spacing: -0.01em;
	color: var(--nm-text);
}

.nm-card-desc {
	font-size: 0.98em;
	color: var(--nm-text-soft);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.nm-card-meta {
	margin-top: auto;
	padding-top: 0.85rem;
	display: flex;
	align-items: center;
	justify-content: space-between;
	border-top: 1px solid var(--nm-border);
}

.nm-card-count {
	font-size: 0.86em;
	color: var(--nm-text-dim);
}

.nm-card-cta {
	font-size: 0.92em;
	font-weight: 600;
	color: var(--nm-text);
	display: inline-flex;
	gap: 0.35rem;
	align-items: center;
}
.nm-card-cta span { transition: transform 0.4s var(--nm-ease); }
.nm-card:hover .nm-card-cta span { transform: translateX(4px); }

/* ============================================================
   MISSION DETAIL
   ============================================================ */
.nm-detail {
	opacity: 0;
	transform: translateY(16px);
	transition: opacity 0.32s var(--nm-ease), transform 0.32s var(--nm-ease);
}
.nm-detail.is-open {
	opacity: 1;
	transform: translateY(0);
}

.nm-back {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	background: transparent;
	border: 1px solid var(--nm-border);
	color: var(--nm-text-soft);
	font: inherit;
	font-size: 0.92em;
	font-weight: 550;
	padding: 0.5rem 0.95rem;
	border-radius: 999px;
	cursor: pointer;
	transition: all 0.3s var(--nm-ease);
	margin-bottom: 1.6rem;
}
.nm-back:hover {
	color: var(--nm-text);
	border-color: var(--nm-border-strong);
	background: var(--nm-hover-bg);
}

.nm-detail-head {
	margin-bottom: 1.6rem;
	max-width: 760px;
}
.nm-detail-eyebrow {
	font-size: 0.7rem;
	font-weight: 600;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--nm-accent);
}
.nm-detail-title {
	font-size: clamp(1.8rem, 4vw, 2.8rem);
	font-weight: 700;
	letter-spacing: -0.025em;
	margin: 0.5rem 0 0.6rem;
	line-height: 1.1;
	background: linear-gradient(120deg, #fff 30%, #b9c2ff);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}
.nm-detail-desc {
	font-size: 1.12em;
	color: var(--nm-text-soft);
	margin: 0;
}

/* ---------- Video stage ---------- */
.nm-stage {
	border-radius: var(--nm-radius);
	overflow: hidden;
	border: 1px solid var(--nm-border);
	background: #000;
	box-shadow: var(--nm-shadow);
	margin-bottom: 2rem;
	position: relative;
}
.nm-stage::after {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: inherit;
	box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
	pointer-events: none;
}

.nm-video {
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 9;
	background: #000;
}
.nm-video iframe,
.nm-video video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	border: 0;
	display: block;
}

/* ============================================================
   WORKSPACE: nav + reader
   ============================================================ */
.nm-workspace {
	display: grid;
	grid-template-columns: 290px minmax(0, 1fr);
	gap: 1.6rem;
	align-items: start;
}

.nm-nav {
	position: sticky;
	top: 1.5rem;
	background: var(--nm-surface);
	border: 1px solid var(--nm-border);
	border-radius: var(--nm-radius);
	padding: 1.1rem 0.85rem;
}
.nm-nav-label {
	display: block;
	font-size: 0.68rem;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--nm-text-dim);
	padding: 0.2rem 0.6rem 0.7rem;
}
.nm-nav-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.15rem;
}
.nm-nav-item {
	display: flex;
	align-items: center;
	gap: 0.7rem;
	width: 100%;
	text-align: left;
	background: transparent;
	border: 0;
	color: var(--nm-text-soft);
	font: inherit;
	font-size: 0.98em;
	padding: 0.6rem 0.65rem;
	border-radius: var(--nm-radius-sm);
	cursor: pointer;
	transition: background 0.25s var(--nm-ease), color 0.25s var(--nm-ease);
}
.nm-nav-item:hover {
	background: var(--nm-hover-bg);
	color: var(--nm-text);
}
.nm-nav-item.is-active {
	background: linear-gradient(120deg, rgba(109, 139, 255, 0.18), rgba(163, 107, 255, 0.12));
	color: var(--nm-text);
}
.nm-nav-num {
	font-size: 0.8em;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
	color: var(--nm-text-dim);
	min-width: 1.4rem;
}
.nm-nav-item.is-active .nm-nav-num { color: var(--nm-accent); }
.nm-nav-text {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

/* ---------- Reader ---------- */
.nm-reader {
	background: var(--nm-surface);
	border: 1px solid var(--nm-border);
	border-radius: var(--nm-radius);
	padding: 2.2rem clamp(1.4rem, 3vw, 2.6rem);
	min-height: 320px;
	min-width: 0;
}

/* Wrap long words / unbroken strings so text never overflows the panel. */
.nm-pane-title,
.nm-pane-body,
.nm-pane-bullets li {
	overflow-wrap: anywhere;
	word-break: break-word;
	hyphens: auto;
}
.nm-pane-body a { word-break: break-all; }

.nm-activity-pane.nm-anim {
	animation: nm-fade 0.4s var(--nm-ease);
}
@keyframes nm-fade {
	from { opacity: 0; transform: translateY(10px); }
	to { opacity: 1; transform: translateY(0); }
}

.nm-pane-eyebrow {
	font-size: 0.74em;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--nm-accent);
	font-variant-numeric: tabular-nums;
}
.nm-pane-title {
	font-size: clamp(1.4rem, 3vw, 2rem);
	font-weight: 680;
	letter-spacing: -0.02em;
	margin: 0.5rem 0 1.2rem;
	color: var(--nm-text);
}

.nm-pane-figure {
	margin: 0 0 1.4rem;
	border-radius: var(--nm-radius-sm);
	overflow: hidden;
	border: 1px solid var(--nm-border);
}
.nm-pane-figure img {
	width: 100%;
	display: block;
}

.nm-pane-body {
	font-size: 1.1em;
	color: #d4d9e4;
}
.nm-pane-body p { margin: 0 0 1rem; }
.nm-pane-body a { color: var(--nm-accent); text-decoration: none; border-bottom: 1px solid rgba(109,139,255,0.4); }
.nm-pane-body a:hover { border-color: var(--nm-accent); }
.nm-pane-body strong { color: #fff; }

.nm-pane-bullets {
	list-style: none;
	margin: 0.4rem 0 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.7rem;
}
.nm-pane-bullets li {
	position: relative;
	padding-left: 1.7rem;
	color: #cdd3df;
	font-size: 1.05em;
}
.nm-pane-bullets li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.55em;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: linear-gradient(135deg, var(--nm-accent), var(--nm-accent-2));
	box-shadow: 0 0 0 4px rgba(109, 139, 255, 0.12);
}

.nm-pane-nav {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	margin-top: 2.2rem;
	padding-top: 1.4rem;
	border-top: 1px solid var(--nm-border);
}
.nm-pane-nav button {
	background: var(--nm-surface-2);
	border: 1px solid var(--nm-border);
	color: var(--nm-text);
	font: inherit;
	font-size: 0.95em;
	font-weight: 550;
	padding: 0.6rem 1.2rem;
	border-radius: 999px;
	cursor: pointer;
	transition: all 0.25s var(--nm-ease);
}
.nm-pane-nav button:hover:not(:disabled) {
	border-color: var(--nm-border-strong);
	background: var(--nm-hover-bg);
	transform: translateY(-1px);
}
.nm-pane-nav button:disabled {
	opacity: 0.35;
	cursor: not-allowed;
}
.nm-pane-next {
	background: linear-gradient(120deg, var(--nm-accent), var(--nm-accent-2)) !important;
	border-color: transparent !important;
	color: #fff !important;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
	.nm-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Tablet / mobile: stack the video, activity nav, and reader. */
@media (max-width: 880px) {
	.nm-workspace {
		grid-template-columns: 1fr;
		gap: 1.1rem;
	}
	.nm-stage { margin-bottom: 1.4rem; }

	/* Activity nav becomes a horizontal pill carousel. */
	.nm-nav {
		position: static;
		padding: 0.9rem;
	}
	.nm-nav-label { padding: 0 0.2rem 0.6rem; }
	/* Pills wrap onto multiple rows so the bar never bleeds off-screen. */
	.nm-nav-list {
		flex-direction: row;
		flex-wrap: wrap;
		gap: 0.5rem;
		overflow: visible;
	}
	.nm-nav-list li { display: flex; min-width: 0; }
	.nm-nav-item {
		flex: 0 1 auto;
		width: auto;
		max-width: 100%;
		border: 1px solid var(--nm-border);
		border-radius: 999px;
		padding: 0.5rem 0.9rem;
		background: var(--nm-surface-2);
	}
	.nm-nav-item.is-active { border-color: transparent; }
	.nm-nav-text {
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
		min-width: 0;
	}
}

@media (max-width: 600px) {
	.nm-grid { grid-template-columns: 1fr; }

	.nm-detail-title { font-size: 1.7rem; }
	.nm-detail-desc { font-size: 1.04em; }

	.nm-reader { padding: 1.7rem 1.5rem; }
	.nm-pane-title { margin-bottom: 1rem; }

	/* Prev / Next become equal, comfortable tap targets. */
	.nm-pane-nav {
		flex-direction: row;
		gap: 0.6rem;
		margin-top: 1.8rem;
	}
	.nm-pane-nav button {
		flex: 1 1 0;
		padding: 0.75rem 0.5rem;
		font-size: 0.95em;
	}
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
	.nm-root *,
	.nm-root *::before,
	.nm-root *::after {
		animation-duration: 0.001ms !important;
		transition-duration: 0.001ms !important;
	}
	.nm-card { opacity: 1; transform: none; }
}