:root {
	--primary: #6c63ff;
	--primary-light: #7d76ff;
	--primary-dark: #5a52e0;
	--secondary: #ff6b6b;
	--dark-bg: #121212;
	--dark-card: #1e1e1e;
	--dark-border: #333333;
	--dark-text: #f0f0f0;
	--dark-text-secondary: #b0b0b0;
	--success: #06d6a0;
	--border-radius: 12px;
	--shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
	--transition: all 0.3s ease;
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
}

body {
	background: linear-gradient(135deg, #0a0a0a, #1a1a1a, #0a0a0a);
	color: var(--dark-text);
	min-height: 100vh;
	padding: 15px;
	display: flex;
	justify-content: center;
	align-items: center;
	line-height: 1.6;
}

.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--dark-bg);
    display: flex;
	flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.2s ease-out, visibility 0.8s;
}

.splash-screen.hidden {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease-out, visibility 0.8s;
}

.splash-logo {
    width: 120px;
    height: 120px;
    border-radius: 24px;
    background: linear-gradient(145deg, var(--primary), var(--primary-dark));
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow);
    animation: pulseInOut 1.5s infinite alternate;
}

.container {
	width: 100%;
	max-width: 1200px;
	background: var(--dark-bg);
	border-radius: var(--border-radius);
	box-shadow: var(--shadow);
	overflow: hidden;
	min-height: 90vh;
	display: flex;
	flex-direction: column;
}

header {
	background: linear-gradient(135deg, #1e1e1e, #2a2a2a);
	padding: 20px 15px;
	text-align: center;
	position: relative;
	border-bottom: 1px solid var(--dark-border);
}

.logo {
	font-size: 1.8rem;
	margin-bottom: 10px;
	color: var(--primary);
}

h1 {
	font-size: 1.4rem;
	font-weight: 600;
	margin-bottom: 5px;
}

.header-subtitle {
	color: var(--dark-text-secondary);
	font-size: 0.9rem;
}

.user-info {
	position: absolute;
	top: 15px;
	right: 15px;
	display: flex;
	align-items: center;
	gap: 8px;
	background: rgba(255, 255, 255, 0.08);
	padding: 5px 10px;
	border-radius: 20px;
	font-size: 0.85rem;
}

.user-info img {
	width: 30px;
	height: 30px;
	border-radius: 50%;
	object-fit: cover;
}

.logout-btn {
	background: rgba(255, 255, 255, 0.1);
	border: none;
	color: var(--dark-text-secondary);
	padding: 6px 12px;
	border-radius: 20px;
	cursor: pointer;
	transition: var(--transition);
	display: flex;
	align-items: center;
	gap: 5px;
	font-size: 0.85rem;
	margin-left: 10px;
}

.logout-btn:hover {
	background: var(--secondary);
	color: white;
}

main {
	padding: 15px;
	flex-grow: 1;
}

.week-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(275px, 1fr));
	gap: 12px;
	margin-top: 15px;
}

.day-card {
	background: var(--dark-card);
	border-radius: var(--border-radius);
	padding: 15px;
	box-shadow: var(--shadow);
	transition: var(--transition);
	border: 1px solid var(--dark-border);
}

.day-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
	border-color: var(--primary);
}

.day-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 12px;
	padding-bottom: 10px;
	border-bottom: 1px solid var(--dark-border);
}

.day-title {
	font-weight: 600;
	font-size: 1.1rem;
	display: flex;
	align-items: center;
	gap: 6px;
}

.day-indicator {
	font-size: 0.7rem;
	background: var(--primary);
	color: white;
	padding: 2px 6px;
	border-radius: 10px;
}

.add-btn {
	background: var(--primary);
	color: var(--dark-text);
	border: none;
	width: 28px;
	height: 28px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: var(--transition);
	font-size: 0.9rem;
}

.add-btn:hover {
	background: var(--primary-dark);
	transform: scale(1.1);
}

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

.session-item {
	background: rgba(255, 255, 255, 0.05);
	border-radius: 8px;
	padding: 12px;
	font-size: 0.85rem;
	position: relative;
	border-left: 3px solid var(--primary);
}

.session-time {
	font-weight: 600;
	color: var(--primary);
	font-size: 0.9rem;
}

.delete-btn {
	position: absolute;
	top: 11.515px;
	right: 8px;
	background: rgba(255, 255, 255, 0.1);
	border: none;
	width: 24px;
	height: 24px;
	border-radius: 50%;
	cursor: pointer;
	font-size: 0.7rem;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: var(--transition);
}

.delete-btn:hover svg {
	fill: var(--secondary);
}

.delete-btn svg {
	fill: var(--dark-text-secondary);
	height: 16px;
	transition: var(--transition);
	width: 16px;
}

.buddy-time {
	border-left: 3px solid var(--success);
	background: rgba(6, 214, 160, 0.08);
}

.buddy-time .session-time {
	color: var(--success);
}

.empty-state {
	align-items: center;
	flex-direction: column;
	text-align: center;
	padding: 15px;
	justify-content: center;
	display: flex;
	color: var(--dark-text-secondary);
	font-size: 0.9rem;
	min-height: 100px;
}

.empty-state i {
	font-size: 1.8rem;
	margin-bottom: 10px;
	opacity: 0.5;
	color: var(--dark-text-secondary);
}

.login-container {
	max-width: 500px;
	width: 100%;
	display: none;
	background: var(--dark-card);
	border-radius: var(--border-radius);
	box-shadow: var(--shadow);
	padding: 25px;
	text-align: center;
	border: 1px solid var(--dark-border);
}

.login-logo {
	font-size: 2.5rem;
	color: var(--primary);
	margin-bottom: 15px;
}

.form-group {
	margin-bottom: 18px;
	text-align: left;
}

label {
	display: block;
	margin-bottom: 6px;
	font-weight: 500;
	font-size: 0.9rem;
	color: var(--dark-text);
}

#userId {
	width: 100% !important;
}

input {
	padding: 12px 15px;
	border: 1px solid var(--dark-border);
	border-radius: 8px;
	font-size: 1rem;
	transition: var(--transition);
	background: rgba(255, 255, 255, 0.05);
	color: var(--dark-text);
}

input:focus {
	outline: none;
	border-color: var(--primary);
	box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.2);
}

.btn {
	background: var(--primary);
	color: white;
	border: none;
	padding: 12px 20px;
	border-radius: 8px;
	font-size: 1rem;
	font-weight: 500;
	cursor: pointer;
	transition: var(--transition);
	width: 100%;
}

.btn:hover {
	background: var(--primary-dark);
	transform: translateY(-2px);
}

.info-text {
	color: var(--dark-text-secondary);
	font-size: 0.9rem;
	margin-top: 20px;
}

.notification {
	position: fixed;
	top: 20px;
	right: 20px;
	padding: 15px 25px;
	border-radius: var(--border-radius);
	color: white;
	font-weight: 500;
	box-shadow: var(--shadow);
	z-index: 1000;
	transform: translateX(120%);
	transition: transform 0.3s ease;
	font-size: 0.9rem;
}

.notification.show {
	transform: translateX(0);
}

.notification.success {
	background: var(--success);
}

.notification.error {
	background: var(--secondary);
}

.modal {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.7);
	display: flex;
	justify-content: center;
	align-items: center;
	z-index: 1000;
	opacity: 0;
	visibility: hidden;
	transition: var(--transition);
}

.modal.show {
	opacity: 1;
	visibility: visible;
}

.modal-content {
	background: var(--dark-card);
	border-radius: var(--border-radius);
	width: 90%;
	max-width: 400px;
	padding: 20px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
	transform: translateY(20px);
	transition: var(--transition);
	border: 1px solid var(--dark-border);
}

.modal.show .modal-content {
	transform: translateY(0);
}

.modal-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 15px;
	padding-bottom: 10px;
	border-bottom: 1px solid var(--dark-border);
}

.modal-header h3 {
	font-weight: 600;
	font-size: 1.2rem;
}

.close-btn {
	background: none;
	border: none;
	font-size: 1.5rem;
	cursor: pointer;
	color: var(--dark-text-secondary);
	transition: var(--transition);
}

.time-inputs {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
	margin-bottom: 15px;
}

.time-input-group {
	position: relative;
}

.time-input-group input {
	padding-left: 40px;
}

.time-icon {
	position: absolute;
	left: 15px;
	top: 70%;
	transform: translateY(-50%);
	color: var(--dark-text-secondary);
}

.loading {
	display: flex;
	justify-content: center;
	padding: 25px;
}

.spinner {
	width: 30px;
	height: 30px;
	border: 3px solid rgba(255, 255, 255, 0.1);
	border-left-color: var(--primary);
	border-radius: 50%;
	animation: spin 0.8s linear infinite;
}

.today {
	position: relative;
	overflow: hidden;
	animation: pulse 3s infinite;
}

.legend {
	display: flex;
	justify-content: center;
	gap: 20px;
	margin-bottom: 15px;
	flex-wrap: wrap;
}

.legend-item {
	display: flex;
	align-items: center;
	gap: 6px;
	font-size: 0.85rem;
	color: var(--dark-text-secondary);
}

.legend-color {
	width: 12px;
	height: 12px;
	border-radius: 50%;
}

.legend-user {
	background: var(--primary);
}

.legend-buddy {
	background: var(--success);
}

@keyframes pulse {
	0% {
		box-shadow: 0 0 0 0 rgba(108, 99, 255, 0.3);
	}

	50% {
		box-shadow: 0 0 0 8px rgba(108, 99, 255, 0);
	}

	100% {
		box-shadow: 0 0 0 0 rgba(108, 99, 255, 0);
	}
}

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

@keyframes pulseInOut {
    0% {
		transform: scale(1);
		box-shadow: 0 4px 12px rgba(108, 99, 255, 0.4);
    }
	100% {
		transform: scale(1.05);
		box-shadow: 0 8px 24px rgba(108, 99, 255, 0.6);
    }
}

@keyframes fadeIn {
    from {
		opacity: 0;
		transform: translateY(20px);
    }
    to {
		opacity: 1;
		transform: translateY(0);
    }
}

/* Mobile spezifische Stile */
@media (max-width: 768px) {
	body {
		padding: 10px;
	}

	.container {
		min-height: 95vh;
	}

	.week-grid {
		grid-template-columns: 1fr;
	}

	.time-inputs {
		grid-template-columns: 1fr;
	}

	.user-info {
		position: static;
		margin: 15px auto;
		justify-content: center;
		max-width: 250px;
	}

	header {
		padding: 15px 10px;
	}

	main {
		padding: 10px;
	}

	.modal-content {
		padding: 15px;
	}

	.day-card {
		padding: 12px;
	}

	.legend {
		gap: 10px;
		font-size: 0.8rem;
	}

	.logout-btn {
		width: 100%;
		justify-content: center;
	}
}

@media (max-width: 480px) {
	.login-container {
		padding: 20px 15px;
	}

	h1 {
		font-size: 1.3rem;
	}

	.header-subtitle {
		font-size: 0.8rem;
	}

	.user-info {
		font-size: 0.8rem;
		flex-direction: column;
		text-align: center;
	}

	.day-title {
		font-size: 1rem;
	}

	.session-item {
		padding: 10px;
		font-size: 0.8rem;
	}

	.logout-btn {
		margin-left: 0;
		margin-top: 8px;
	}

	.notification {
		transform: translate(0%, -180%);
		right: 10px;
		left: 10px;
		text-align: center;
	}

	.notification.show {
		transform: translateX(0%, 0%);
	}
}