@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
	color-scheme: dark;
	--slate-950: #020617;
	--slate-900: #0f172a;
	--slate-850: #131c31;
	--slate-800: #1e293b;
	--slate-700: #334155;
	--slate-600: #475569;
	--slate-500: #64748b;
	--slate-400: #94a3b8;
	--slate-300: #cbd5e1;
	--slate-200: #e2e8f0;
	--slate-100: #f1f5f9;
	--amber-400: #fbbf24;
	--amber-500: #f59e0b;
	--amber-900: #451a0330;
	--blue-400: #60a5fa;
	--blue-500: #3b82f6;
	--blue-900: #1e3a5f30;
	--emerald-400: #34d399;
	--emerald-500: #10b981;
	--emerald-900: #064e3b30;
	--rose-400: #fb7185;
	--rose-500: #f43f5e;
	--rose-900: #4c132230;
	--red-400: #f87171;
	--radius: 12px;
	--radius-sm: 8px;
	font-family: 'Outfit', sans-serif;
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	background: var(--slate-950);
	color: var(--slate-200);
	min-height: 100vh;
	overflow-x: auto;
}

.kanban {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	background:
		radial-gradient(ellipse at 20% 0%, rgba(51, 65, 85, 0.3) 0%, transparent 50%),
		radial-gradient(ellipse at 80% 100%, rgba(30, 41, 59, 0.4) 0%, transparent 50%),
		var(--slate-950);
}

.kanban__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 24px 32px;
	border-bottom: 1px solid var(--slate-800);
	backdrop-filter: blur(12px);
	background: rgba(15, 23, 42, 0.6);
	position: sticky;
	top: 0;
	z-index: 10;
}

.kanban__title {
	font-family: 'Outfit', sans-serif;
	font-size: 1.5rem;
	font-weight: 700;
	letter-spacing: -0.03em;
	background: linear-gradient(135deg, var(--slate-100), var(--slate-400));
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.kanban__add-col {
	display: flex;
	align-items: center;
	gap: 6px;
	padding: 8px 16px;
	border: 1px solid var(--slate-700);
	border-radius: var(--radius-sm);
	background: var(--slate-800);
	color: var(--slate-300);
	font-family: 'Outfit', sans-serif;
	font-size: 0.85rem;
	font-weight: 500;
	cursor: pointer;
	transition: all 0.2s;
}

.kanban__add-col:hover {
	background: var(--slate-700);
	border-color: var(--slate-600);
	color: var(--slate-100);
}

.kanban__add-col svg {
	width: 16px;
	height: 16px;
}

.kanban__board {
	display: flex;
	gap: 20px;
	padding: 28px 32px;
	flex: 1;
	overflow-x: auto;
	align-items: flex-start;
}

.kanban__column {
	min-width: 300px;
	max-width: 320px;
	width: 320px;
	background: var(--slate-900);
	border: 1px solid var(--slate-800);
	border-radius: var(--radius);
	display: flex;
	flex-direction: column;
	flex-shrink: 0;
	transition: border-color 0.2s;
}

.kanban__column.drag-over {
	border-color: var(--blue-500);
	box-shadow: 0 0 0 1px var(--blue-500), 0 0 20px rgba(59, 130, 246, 0.1);
}

.kanban__column-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 16px 16px 12px;
}

.kanban__column-info {
	display: flex;
	align-items: center;
	gap: 8px;
}

.kanban__column-dot {
	width: 10px;
	height: 10px;
	border-radius: 50%;
	flex-shrink: 0;
}

.kanban__column-dot--red {
	background: var(--red-400);
}

.kanban__column-dot--amber {
	background: var(--amber-400);
}

.kanban__column-dot--blue {
	background: var(--blue-400);
}

.kanban__column-dot--emerald {
	background: var(--emerald-400);
}

.kanban__column-title {
	font-size: 0.9rem;
	font-weight: 600;
	color: var(--slate-200);
	outline: none;
	border-radius: 4px;
	padding: 2px 4px;
	margin: -2px -4px;
	transition: background 0.15s;
}

.kanban__column-title:focus {
	background: var(--slate-800);
}

.kanban__column-count {
	font-size: 0.75rem;
	font-weight: 600;
	color: var(--slate-500);
	background: var(--slate-800);
	padding: 2px 8px;
	border-radius: 100px;
	font-family: 'JetBrains Mono', monospace;
}

.kanban__column-menu {
	background: none;
	border: none;
	color: var(--slate-500);
	cursor: pointer;
	padding: 4px;
	border-radius: 6px;
	display: flex;
	transition: all 0.15s;
}

.kanban__column-menu:hover {
	background: var(--slate-800);
	color: var(--slate-300);
}

.kanban__column-menu svg {
	width: 18px;
	height: 18px;
}

.kanban__cards {
	display: flex;
	flex-direction: column;
	gap: 10px;
	padding: 0 12px 12px;
	min-height: 40px;
	flex: 1;
}

.kanban__card {
	background: var(--slate-850);
	border: 1px solid var(--slate-800);
	border-radius: var(--radius-sm);
	padding: 14px;
	cursor: grab;
	transition: all 0.2s;
	position: relative;
}

.kanban__card:hover {
	border-color: var(--slate-700);
	background: var(--slate-800);
	transform: translateY(-1px);
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.kanban__card:active {
	cursor: grabbing;
}

.kanban__card.dragging {
	opacity: 0.4;
	transform: rotate(2deg);
}

.kanban__card-tag {
	display: inline-block;
	font-size: 0.7rem;
	font-weight: 600;
	padding: 3px 10px;
	border-radius: 100px;
	margin-bottom: 10px;
	letter-spacing: 0.02em;
	text-transform: uppercase;
}

.kanban__card-tag--amber {
	color: var(--amber-400);
	background: var(--amber-900);
	border: 1px solid rgba(251, 191, 36, 0.15);
}

.kanban__card-tag--blue {
	color: var(--blue-400);
	background: var(--blue-900);
	border: 1px solid rgba(96, 165, 250, 0.15);
}

.kanban__card-tag--emerald {
	color: var(--emerald-400);
	background: var(--emerald-900);
	border: 1px solid rgba(52, 211, 153, 0.15);
}

.kanban__card-tag--rose {
	color: var(--rose-400);
	background: var(--rose-900);
	border: 1px solid rgba(251, 113, 133, 0.15);
}

.kanban__card-title {
	font-size: 0.88rem;
	font-weight: 500;
	color: var(--slate-200);
	line-height: 1.4;
	margin-bottom: 6px;
}

.kanban__card-desc {
	font-size: 0.78rem;
	color: var(--slate-500);
	line-height: 1.5;
	margin-bottom: 12px;
}

.kanban__card-footer {
	display: flex;
	align-items: center;
	gap: 12px;
}

.kanban__card-meta {
	display: flex;
	align-items: center;
	gap: 4px;
	font-size: 0.75rem;
	color: var(--slate-500);
	font-family: 'JetBrains Mono', monospace;
}

.kanban__card-meta svg {
	width: 14px;
	height: 14px;
}

.kanban__add-card {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	padding: 10px;
	margin: 0 12px 12px;
	border: 1px dashed var(--slate-700);
	border-radius: var(--radius-sm);
	background: transparent;
	color: var(--slate-500);
	font-family: 'Outfit', sans-serif;
	font-size: 0.82rem;
	font-weight: 500;
	cursor: pointer;
	transition: all 0.2s;
}

.kanban__add-card:hover {
	border-color: var(--slate-600);
	background: var(--slate-850);
	color: var(--slate-300);
}

.kanban__add-card svg {
	width: 16px;
	height: 16px;
}

/* Modal */
.kanban__modal {
	display: none;
	position: fixed;
	inset: 0;
	z-index: 100;
	background: rgba(2, 6, 23, 0.8);
	backdrop-filter: blur(8px);
	align-items: center;
	justify-content: center;
}

.kanban__modal.active {
	display: flex;
}

.kanban__modal-content {
	background: var(--slate-900);
	border: 1px solid var(--slate-700);
	border-radius: var(--radius);
	padding: 28px;
	width: 420px;
	max-width: 90vw;
	box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.kanban__modal-title {
	font-size: 1.1rem;
	font-weight: 600;
	color: var(--slate-100);
	margin-bottom: 20px;
}

.kanban__input {
	width: 100%;
	padding: 10px 14px;
	background: var(--slate-800);
	border: 1px solid var(--slate-700);
	border-radius: var(--radius-sm);
	color: var(--slate-200);
	font-family: 'Outfit', sans-serif;
	font-size: 0.88rem;
	outline: none;
	margin-bottom: 12px;
	transition: border-color 0.2s;
}

.kanban__input:focus {
	border-color: var(--blue-500);
}

.kanban__textarea {
	width: 100%;
	padding: 10px 14px;
	background: var(--slate-800);
	border: 1px solid var(--slate-700);
	border-radius: var(--radius-sm);
	color: var(--slate-200);
	font-family: 'Outfit', sans-serif;
	font-size: 0.85rem;
	outline: none;
	resize: vertical;
	min-height: 70px;
	margin-bottom: 16px;
	transition: border-color 0.2s;
}

.kanban__textarea:focus {
	border-color: var(--blue-500);
}

.kanban__modal-tags {
	display: flex;
	gap: 8px;
	margin-bottom: 20px;
	flex-wrap: wrap;
}

.kanban__tag-btn {
	font-size: 0.72rem;
	font-weight: 600;
	padding: 4px 12px;
	border-radius: 100px;
	cursor: pointer;
	border: 1px solid transparent;
	font-family: 'Outfit', sans-serif;
	text-transform: uppercase;
	letter-spacing: 0.02em;
	opacity: 0.5;
	transition: all 0.15s;
}

.kanban__tag-btn:hover, .kanban__tag-btn.active {
	opacity: 1;
}

.kanban__modal-actions {
	display: flex;
	justify-content: flex-end;
	gap: 10px;
}

.kanban__btn {
	padding: 8px 20px;
	border-radius: var(--radius-sm);
	font-family: 'Outfit', sans-serif;
	font-size: 0.85rem;
	font-weight: 500;
	cursor: pointer;
	border: none;
	transition: all 0.15s;
}

.kanban__btn--ghost {
	background: transparent;
	color: var(--slate-400);
}

.kanban__btn--ghost:hover {
	background: var(--slate-800);
	color: var(--slate-200);
}

.kanban__btn--primary {
	background: var(--blue-500);
	color: white;
}

.kanban__btn--primary:hover {
	background: var(--blue-400);
}

/* Placeholder card while dragging */
.kanban__placeholder {
	border: 2px dashed var(--slate-700);
	border-radius: var(--radius-sm);
	min-height: 60px;
	background: rgba(51, 65, 85, 0.15);
	border-radius: var(--radius-sm);
}

/* Scrollbar */
::-webkit-scrollbar {
	width: 6px;
	height: 6px;
}

::-webkit-scrollbar-track {
	background: transparent;
}

::-webkit-scrollbar-thumb {
	background: var(--slate-700);
	border-radius: 100px;
}

::-webkit-scrollbar-thumb:hover {
	background: var(--slate-600);
}