/* CSS Design System and Styling for Grind & Build Tracker */

:root {
	--bg-app: #080c14;
	--bg-card: #0f1622;
	--bg-input: #172030;
	--border-color: rgba(244, 241, 222, 0.06);
	--border-color-focus: rgba(79, 70, 229, 0.4);

	--color-completed: #10b981;      /* Emerald Green */
	--color-partial: #f59e0b;        /* Amber Gold */
	--color-empty: #242f41;          /* Slate Blue Gray */
	--color-future: #141b27;         /* Very Dark Navy */
	
	--color-accent: #6366f1;         /* Indigo */
	--color-accent-hover: #4f46e5;
	--color-text-main: #f4f1de;
	--color-text-muted: #8e9bb0;

	--font-sans: 'Outfit', sans-serif;
	--font-mono: 'JetBrains Mono', monospace;

	--transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
	--transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
	--border-radius-sm: 8px;
	--border-radius-md: 16px;
	--border-radius-lg: 24px;
	
	--shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3);
	--shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);
}

/* Reset */
*, *::before, *::after {
	box-sizing: border-box;
}

html, body {
	margin: 0;
	padding: 0;
	width: 100%;
	min-height: 100%;
	background-color: var(--bg-app);
	color: var(--color-text-main);
	font-family: var(--font-sans);
	overflow-x: hidden;
}

/* App Layout Container */
.app-container {
	max-width: 1300px;
	margin: 0 auto;
	padding: 40px 24px;
}

/* Header */
.app-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 40px;
	flex-wrap: wrap;
	gap: 20px;
}

.logo-area {
	display: flex;
	align-items: center;
	gap: 12px;
}

.logo-emoji {
	font-size: 2rem;
	animation: pulse 2s infinite;
}

.app-header h1 {
	font-size: 2rem;
	font-weight: 900;
	margin: 0;
	letter-spacing: -0.02em;
	background: linear-gradient(135deg, #ffffff 0%, var(--color-text-muted) 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

.date-range {
	font-size: 0.95rem;
	color: var(--color-text-muted);
	margin: 4px 0 0 0;
	font-family: var(--font-mono);
}

.quick-status {
	background-color: rgba(16, 185, 129, 0.08);
	color: var(--color-completed);
	border: 1px solid rgba(16, 185, 129, 0.15);
	padding: 8px 16px;
	border-radius: 20px;
	font-size: 0.8rem;
	font-weight: 600;
	display: inline-flex;
	align-items: center;
	gap: 8px;
}

/* Stats Cards */
.stats-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 24px;
	margin-bottom: 40px;
}

.stat-card {
	background-color: var(--bg-card);
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius-md);
	padding: 24px;
	display: flex;
	align-items: center;
	gap: 20px;
	box-shadow: var(--shadow-card);
	transition: var(--transition-smooth);
}

.stat-card:hover {
	transform: translateY(-2px);
	border-color: rgba(255, 255, 255, 0.05);
}

.stat-icon {
	width: 54px;
	height: 54px;
	border-radius: var(--border-radius-sm);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.5rem;
}

.icon-streak {
	background-color: rgba(239, 68, 68, 0.08);
	color: #ef4444;
	box-shadow: 0 0 15px rgba(239, 68, 68, 0.1);
}

.icon-record {
	background-color: rgba(245, 158, 11, 0.08);
	color: #f59e0b;
}

.icon-progress {
	background-color: rgba(99, 102, 241, 0.08);
	color: var(--color-accent);
}

.icon-remaining {
	background-color: rgba(142, 155, 176, 0.08);
	color: var(--color-text-muted);
}

.stat-info {
	display: flex;
	flex-direction: column;
}

.stat-label {
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--color-text-muted);
	font-weight: 600;
}

.stat-value {
	font-size: 1.4rem;
	font-weight: 800;
	color: var(--color-text-main);
	margin-top: 4px;
}

/* Main Workspace */
.workspace-grid {
	display: grid;
	grid-template-columns: 420px 1fr;
	gap: 40px;
	align-items: start;
}

/* Editor Side */
.editor-card {
	background-color: var(--bg-card);
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius-lg);
	padding: 32px;
	box-shadow: var(--shadow-card);
	position: sticky;
	top: 100px;
}

.editor-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 32px;
	padding-bottom: 20px;
	border-bottom: 1px solid var(--border-color);
}

.selected-date-info {
	text-align: center;
}

.selected-date-info h2 {
	font-size: 1.35rem;
	font-weight: 800;
	margin: 0;
	font-family: var(--font-sans);
}

.day-badge {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--color-accent);
	background-color: rgba(99, 102, 241, 0.08);
	padding: 2px 8px;
	border-radius: 12px;
	display: inline-block;
	margin-top: 6px;
	font-weight: 700;
}

.nav-day-btn {
	background: none;
	border: 1px solid var(--border-color);
	width: 36px;
	height: 36px;
	border-radius: 50%;
	color: var(--color-text-muted);
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: var(--transition-smooth);
}

.nav-day-btn:hover {
	color: var(--color-text-main);
	border-color: var(--color-text-muted);
	background-color: rgba(255, 255, 255, 0.02);
}

/* Checklist Details */
.routine-checklist {
	display: flex;
	flex-direction: column;
	gap: 20px;
	margin-bottom: 32px;
}

.task-checkbox-label {
	display: flex;
	align-items: flex-start;
	gap: 16px;
	background-color: var(--bg-app);
	border: 1px solid var(--border-color);
	padding: 16px 20px;
	border-radius: var(--border-radius-md);
	cursor: pointer;
	transition: var(--transition-smooth);
}

.task-checkbox-label:hover {
	border-color: rgba(255, 255, 255, 0.08);
	transform: translateX(4px);
}

/* Time locked disabled states */
.task-checkbox-label.disabled {
	opacity: 0.45;
	transform: none !important;
	border-color: var(--border-color) !important;
	background-color: rgba(20, 27, 39, 0.2);
	cursor: not-allowed;
	pointer-events: none;
}

.lock-status {
	font-family: var(--font-sans);
	font-size: 0.7rem;
	padding: 1px 6px;
	border-radius: 4px;
	margin-left: 8px;
	font-weight: 700;
	text-transform: uppercase;
	display: inline-flex;
	align-items: center;
	gap: 4px;
}

.lock-status.locked {
	background-color: rgba(245, 158, 11, 0.08);
	color: var(--color-partial);
	border: 1px solid rgba(245, 158, 11, 0.15);
}

.lock-status.unlocked {
	background-color: rgba(16, 185, 129, 0.08);
	color: var(--color-completed);
	border: 1px solid rgba(16, 185, 129, 0.15);
}

.task-checkbox {
	display: none;
}

.custom-checkbox {
	width: 24px;
	height: 24px;
	border-radius: 50%;
	border: 2px solid var(--color-empty);
	background-color: transparent;
	display: inline-block;
	position: relative;
	flex-shrink: 0;
	margin-top: 4px;
	transition: var(--transition-bounce);
}

.custom-checkbox::after {
	content: '\f00c';
	font-family: 'Font Awesome 6 Free';
	font-weight: 900;
	font-size: 0.75rem;
	color: var(--bg-app);
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(0);
	transition: var(--transition-bounce);
}

.task-checkbox:checked + .custom-checkbox {
	border-color: var(--color-completed);
	background-color: var(--color-completed);
	box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.task-checkbox:checked + .custom-checkbox::after {
	transform: translate(-50%, -50%) scale(1);
}

/* When a task is checked, highlight the wrapper card border */
.task-checkbox-label:has(.task-checkbox:checked) {
	border-color: rgba(16, 185, 129, 0.25);
	background-color: rgba(16, 185, 129, 0.02);
}

.task-details {
	display: flex;
	flex-direction: column;
}

.task-time {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--color-text-muted);
}

.task-name {
	font-size: 1.1rem;
	font-weight: 700;
	margin: 4px 0 2px 0;
	color: var(--color-text-main);
}

.task-sub {
	font-size: 0.8rem;
	color: var(--color-text-muted);
}

/* Remarks Input */
.remarks-area {
	display: flex;
	flex-direction: column;
	gap: 10px;
	margin-bottom: 32px;
}

.remarks-label {
	font-size: 0.85rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--color-text-muted);
}

.remarks-area textarea {
	background-color: var(--bg-input);
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius-sm);
	padding: 16px;
	color: var(--color-text-main);
	font-family: var(--font-sans);
	font-size: 0.95rem;
	line-height: 1.5;
	resize: none;
	height: 110px;
	transition: var(--transition-smooth);
}

.remarks-area textarea:focus {
	outline: none;
	border-color: var(--color-accent);
	box-shadow: var(--shadow-glow);
}

/* Editor Footer */
.card-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	border-top: 1px solid var(--border-color);
	padding-top: 24px;
}

.quick-action-btn {
	background: none;
	border: 1px solid var(--border-color);
	color: var(--color-text-main);
	padding: 10px 20px;
	border-radius: 20px;
	font-size: 0.85rem;
	font-weight: 600;
	cursor: pointer;
	transition: var(--transition-smooth);
}

.quick-action-btn:hover {
	background-color: rgba(255, 255, 255, 0.03);
	border-color: var(--color-text-muted);
}

.status-msg {
	font-size: 0.8rem;
	color: var(--color-text-muted);
	font-family: var(--font-mono);
}

/* Calendar Panel */
.panel-card {
	background-color: var(--bg-card);
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius-lg);
	padding: 32px;
	box-shadow: var(--shadow-card);
	margin-bottom: 32px;
}

.panel-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	border-bottom: 1px solid var(--border-color);
	padding-bottom: 16px;
	margin-bottom: 28px;
	flex-wrap: wrap;
	gap: 16px;
}

.panel-header h2 {
	font-size: 1.35rem;
	margin: 0;
	font-weight: 800;
}

.legend {
	display: flex;
	gap: 16px;
}

.legend-item {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 0.8rem;
	color: var(--color-text-muted);
	font-weight: 600;
}

.legend-color {
	width: 12px;
	height: 12px;
	border-radius: 3px;
	display: inline-block;
}

.color-empty { background-color: var(--color-empty); }
.color-partial { background-color: var(--color-partial); }
.color-completed { background-color: var(--color-completed); }
.color-future { background-color: var(--color-future); }

/* Months Grids Scroll Container */
.months-container {
	display: flex;
	flex-direction: column;
	gap: 36px;
}

.month-section h3 {
	font-size: 1.1rem;
	font-weight: 700;
	color: var(--color-text-main);
	margin-bottom: 16px;
	font-family: var(--font-sans);
}

/* Daily Squares Grid */
.days-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(44px, 1fr));
	gap: 8px;
}

.day-square {
	aspect-ratio: 1;
	border-radius: 8px;
	cursor: pointer;
	border: 1px solid transparent;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.8rem;
	font-family: var(--font-mono);
	font-weight: 700;
	transition: var(--transition-bounce);
	position: relative;
}

/* Day Square States */
.day-square.state-future {
	background-color: var(--color-future);
	color: #1f2a3c;
	cursor: not-allowed;
	pointer-events: none;
}

.day-square.state-empty {
	background-color: var(--color-empty);
	color: #4b5c77;
}

.day-square.state-empty:hover {
	background-color: rgba(36, 47, 65, 0.8);
	transform: scale(1.1);
	border-color: rgba(255, 255, 255, 0.1);
}

.day-square.state-partial {
	background-color: rgba(245, 158, 11, 0.12);
	border: 1px solid rgba(245, 158, 11, 0.25);
	color: var(--color-partial);
}

.day-square.state-partial:hover {
	background-color: rgba(245, 158, 11, 0.2);
	transform: scale(1.1);
}

.day-square.state-completed {
	background-color: rgba(16, 185, 129, 0.12);
	border: 1px solid rgba(16, 185, 129, 0.25);
	color: var(--color-completed);
}

.day-square.state-completed:hover {
	background-color: rgba(16, 185, 129, 0.2);
	transform: scale(1.1);
}

/* Active Highlight */
.day-square.active {
	border: 2px solid var(--color-accent) !important;
	box-shadow: var(--shadow-glow);
}

/* Tooltip descriptor on hover (optional) */
.day-square::after {
	content: attr(data-tooltip);
	position: absolute;
	bottom: 125%;
	left: 50%;
	transform: translateX(-50%) scale(0);
	background-color: #0b0f19;
	border: 1px solid rgba(255, 255, 255, 0.08);
	color: var(--color-text-main);
	padding: 6px 12px;
	border-radius: var(--border-radius-sm);
	font-size: 0.75rem;
	white-space: nowrap;
	z-index: 10;
	pointer-events: none;
	opacity: 0;
	transition: var(--transition-smooth);
	box-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

.day-square:hover::after {
	transform: translateX(-50%) scale(1);
	opacity: 1;
}

/* Analytics component */
.analytics-panel h2 {
	margin-bottom: 24px;
}

.analytics-row {
	display: flex;
	flex-direction: column;
	gap: 20px;
}

.analytic-item {
	display: grid;
	grid-template-columns: 180px 1fr 60px;
	align-items: center;
	gap: 20px;
}

.analytic-title {
	font-size: 0.95rem;
	font-weight: 700;
	color: var(--color-text-main);
}

.progress-bar-wrap {
	height: 10px;
	background-color: var(--bg-app);
	border: 1px solid var(--border-color);
	border-radius: 5px;
	overflow: hidden;
}

.progress-bar-fill {
	height: 100%;
	border-radius: 5px;
	transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.dsa-bar {
	background: linear-gradient(90deg, #312e81 0%, var(--color-accent) 100%);
}

.college-bar {
	background: linear-gradient(90deg, #0f766e 0%, var(--color-sage) 100%);
}

.evening-bar {
	background: linear-gradient(90deg, #b45309 0%, var(--color-partial) 100%);
}

.analytic-percent {
	font-family: var(--font-mono);
	font-size: 0.9rem;
	font-weight: 700;
	text-align: right;
	color: var(--color-text-main);
}

/* Confetti Overlay */
#confetti-canvas {
	position: fixed;
	top: 0;
	left: 0;
	width: 100vw;
	height: 100vh;
	pointer-events: none;
	z-index: 9999;
}

/* Pulse animation */
@keyframes pulse {
	0%, 100% { transform: scale(1); }
	50% { transform: scale(1.1); }
}

/* Mobile Responsive Optimization */
@media (max-width: 992px) {
	.workspace-grid {
		grid-template-columns: 1fr;
		gap: 32px;
	}

	.editor-card {
		position: relative;
		top: 0;
	}
}

@media (max-width: 768px) {
	.app-container {
		padding: 24px 16px;
	}

	.app-header {
		flex-direction: column;
		align-items: flex-start;
		gap: 12px;
	}

	.logo-emoji {
		font-size: 1.75rem;
	}

	.app-header h1 {
		font-size: 1.6rem;
	}

	.stats-grid {
		grid-template-columns: 1fr 1fr;
		gap: 16px;
	}

	.stat-card {
		padding: 16px;
		gap: 12px;
	}

	.stat-icon {
		width: 44px;
		height: 44px;
		font-size: 1.2rem;
	}

	.stat-value {
		font-size: 1.15rem;
	}

	.analytic-item {
		grid-template-columns: 1fr;
		gap: 8px;
	}

	.analytic-percent {
		text-align: left;
	}
}

@media (max-width: 480px) {
	.stats-grid {
		grid-template-columns: 1fr;
	}

	.days-grid {
		grid-template-columns: repeat(6, 1fr);
		gap: 6px;
	}
}

/* Cloud Sync & Passcode Modal Styles */
.sync-actions {
	display: flex;
	align-items: center;
	gap: 12px;
}

.header-action-btn {
	background-color: var(--bg-card);
	border: 1px solid var(--border-color);
	color: var(--color-text-muted);
	padding: 8px 16px;
	border-radius: 20px;
	font-size: 0.8rem;
	font-weight: 600;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	transition: var(--transition-smooth);
}

.header-action-btn:hover {
	color: var(--color-text-main);
	border-color: rgba(255, 255, 255, 0.1);
	background-color: var(--bg-input);
}

.header-action-btn.active {
	color: var(--color-gold);
	border-color: rgba(245, 158, 11, 0.3);
	background-color: rgba(245, 158, 11, 0.05);
}

/* Modal Overlay */
.modal-overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.75);
	backdrop-filter: blur(8px);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 10000;
	transition: var(--transition-smooth);
}

.modal-overlay.hidden {
	display: none !important;
	opacity: 0;
	pointer-events: none;
}

/* Modal Card */
.modal-card {
	background-color: var(--bg-card);
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius-lg);
	padding: 32px;
	width: 100%;
	max-width: 440px;
	box-shadow: 0 30px 60px rgba(0,0,0,0.6);
	animation: modalSlide 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modalSlide {
	from { transform: translateY(30px); opacity: 0; }
	to { transform: translateY(0); opacity: 1; }
}

.modal-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 20px;
	border-bottom: 1px solid var(--border-color);
	padding-bottom: 16px;
}

.modal-header h3 {
	font-size: 1.2rem;
	margin: 0;
	font-weight: 800;
	display: flex;
	align-items: center;
	gap: 10px;
}

.modal-close-btn {
	background: none;
	border: none;
	color: var(--color-text-muted);
	cursor: pointer;
	font-size: 1.25rem;
	transition: var(--transition-smooth);
}

.modal-close-btn:hover {
	color: var(--color-text-main);
}

.modal-body p {
	font-size: 0.9rem;
	line-height: 1.5;
	color: var(--color-text-muted);
	margin-top: 0;
	margin-bottom: 20px;
}

.input-group {
	display: flex;
	flex-direction: column;
	gap: 8px;
	margin-bottom: 20px;
}

.input-group label {
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--color-text-muted);
	font-weight: 700;
}

.input-group input {
	background-color: var(--bg-input);
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius-sm);
	padding: 12px 16px;
	color: var(--color-text-main);
	font-family: var(--font-sans);
	font-size: 1rem;
	transition: var(--transition-smooth);
}

.input-group input:focus {
	outline: none;
	border-color: var(--color-accent);
	box-shadow: var(--shadow-glow);
}

.modal-note {
	background-color: rgba(245, 158, 11, 0.05);
	border: 1px solid rgba(245, 158, 11, 0.1);
	border-radius: var(--border-radius-sm);
	padding: 12px;
	font-size: 0.75rem !important;
	color: var(--color-partial) !important;
}

.modal-footer {
	display: flex;
	justify-content: flex-end;
	gap: 12px;
	margin-top: 28px;
	border-top: 1px solid var(--border-color);
	padding-top: 20px;
}

.modal-footer .btn {
	padding: 10px 20px;
	border-radius: 20px;
	font-size: 0.85rem;
	font-weight: 600;
	border: none;
	cursor: pointer;
	transition: var(--transition-bounce);
}

.modal-footer .btn-secondary {
	background-color: transparent;
	color: var(--color-text-muted);
	border: 1px solid var(--border-color);
}

.modal-footer .btn-secondary:hover {
	color: var(--color-text-main);
	background-color: rgba(255, 255, 255, 0.02);
}

.modal-footer .btn-primary {
	background-color: var(--color-accent);
	color: var(--color-text-main);
}

.modal-footer .btn-primary:hover {
	background-color: var(--color-accent-hover);
	transform: translateY(-2px);
}