:root {
    --primary-color: #6c5ce7;
    --secondary-color: #a29bfe;
    --accent-color: #00cec9;
    --positive-color: #00b894;
    --warning-color: #fdcb6e;
    --danger-color: #e17055;
    --light-color: #f8f9fa;
    --dark-color: #2d3436;
    --gray-color: #b2bec3;
    --border-radius: 10px;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #EEF2FF, #E2E8F0);
    color: var(--dark-color);
    min-height: 100vh;
    line-height: 1.6;
}

.app-container {
    min-height: 100vh;
    padding: 20px;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

h2 {
    font-size: 1.8rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.4rem;
    color: var(--dark-color);
    margin: 1.2rem 0;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
button {
    cursor: pointer;
    border: none;
    border-radius: var(--border-radius);
    padding: 10px 20px;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    transition: all var(--transition-speed);
}

.primary-btn {
    background-color: var(--primary-color);
    color: white;
}

.primary-btn:hover {
    background-color: #5a49d8;
    transform: translateY(-2px);
}

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

.secondary-btn:hover {
    background-color: #9183f7;
    transform: translateY(-2px);
}

.success-btn {
    background-color: var(--positive-color);
    color: white;
}

.success-btn:hover {
    background-color: #00a388;
    transform: translateY(-2px);
}

.add-card-btn {
    background-color: var(--light-color);
    color: var(--primary-color);
    border: 1px dashed var(--primary-color);
    width: 100%;
    margin-top: 1rem;
    padding: 1rem;
}

.add-card-btn:hover {
    background-color: rgba(108, 92, 231, 0.1);
}

/* Inputs */
input, textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--gray-color);
    border-radius: var(--border-radius);
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: border var(--transition-speed);
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.input-group {
    margin-bottom: 1.5rem;
}

/* Cards */
.card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 2rem;
    margin-bottom: 2rem;
}

.retro-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 1.5rem;
    padding-top: 2.5rem; /* Increased padding to prevent badge overlap */
    margin-bottom: 1rem;
    position: relative;
    cursor: grab;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    height: 150px;
    overflow-y: auto;
    user-select: none; /* Prevent text selection during drag */
}

.retro-card:active {
    cursor: grabbing;
}

.retro-card.dragging {
    opacity: 0.7;
    transform: scale(1.05);
}

.retro-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.card-content {
    margin-bottom: 1rem;
}

.card-author {
    font-size: 0.8rem;
    color: var(--gray-color);
    margin-bottom: 0.5rem;
}

.card-votes {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    border-radius: 20px;
    padding: 3px 10px;
    font-size: 0.8rem;
    position: absolute;
    top: 10px;
    right: 10px;
}

.card-type-badge {
    display: inline-block;
    border-radius: 20px;
    padding: 3px 10px;
    font-size: 0.7rem;
    text-transform: uppercase;
    font-weight: 600;
    position: absolute;
    top: 10px;
    left: 10px;
}

.went-well .card-type-badge {
    background-color: var(--positive-color);
    color: white;
}

.to-improve .card-type-badge {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

.action-items .card-type-badge {
    background-color: var(--accent-color);
    color: white;
}

/* Main content layout with participants panel */
.main-content {
    display: flex;
    gap: 20px;
    margin-bottom: 2rem;
}

/* Columns */
.columns-container {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding: 1rem 0;
    flex: 3;
}

.column {
    flex: 1;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.cards-container {
    min-height: 200px;
}

.cards-container.drag-over {
    background-color: rgba(108, 92, 231, 0.1);
    border-radius: var(--border-radius);
    border: 2px dashed var(--primary-color);
    padding: 5px;
}

/* Participants panel */
.participants-panel {
    flex: 1;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 1rem;
    max-width: 250px;
    align-self: flex-start;
    position: sticky;
    top: 20px;
}

.column[data-type="went-well"] h2 {
    color: var(--positive-color);
}

.column[data-type="to-improve"] h2 {
    color: var(--warning-color);
}

.column[data-type="action-items"] h2 {
    color: var(--accent-color);
}

/* Screen management */
.screen {
    display: none;
}

.screen.active {
    display: block;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Buttons container */
.buttons-container {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.disabled-control {
    opacity: 0.5;
    cursor: not-allowed;
    position: relative;
}

.disabled-control:hover {
    background-color: var(--secondary-color);
    transform: none;
}

.host-only-message {
    color: var(--danger-color);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    text-align: center;
    font-style: italic;
}

/* Create session button */
#create-session-btn {
    padding: 10px 20px;
    font-size: 1rem;
}

/* Divider */
.or-divider {
    text-align: center;
    margin: 1rem 0;
    color: var(--gray-color);
}

/* Highlight text */
.highlight-text {
    color: var(--primary-color);
    font-weight: 600;
}

/* Participants list */
.participants-list {
    list-style-type: none;
    margin-bottom: 1.5rem;
}

.participants-list li {
    background-color: rgba(108, 92, 231, 0.1);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
}

/* Timer */
.timer {
    background-color: var(--light-color);
    padding: 8px 15px;
    border-radius: 20px;
    display: inline-block;
    float: right;
    font-weight: 500;
}

.timer.flashing {
    animation: flash-red 1s infinite;
}

@keyframes flash-red {
    0% { background-color: var(--light-color); }
    50% { background-color: var(--danger-color); color: white; }
    100% { background-color: var(--light-color); }
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

/* Review progress counter */
.review-progress {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
}

.card-counter {
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.9rem;
    text-align: center;
    min-width: 120px;
}

/* Review card */
.review-card-container {
    display: flex;
    justify-content: center;
    margin: 2rem 0;
}

.review-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 2rem;
    width: 100%;
    max-width: 600px;
    min-height: 200px;
    position: relative;
    margin-bottom: 1.5rem;
}

/* Emoticon functionality */
.emoticon-container {
    position: absolute;
    bottom: 10px;
    left: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.emoticon-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    padding: 2px;
    transition: transform 0.2s;
}

.emoticon-btn:hover {
    transform: scale(1.2);
}

.emoticon-btn:focus {
    outline: none;
}

.emoticon-picker {
    position: absolute;
    bottom: 40px;
    left: 10px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    z-index: 10;
}

.emoticon-picker button {
    background: none;
    border: none;
    font-size: 1.5rem;
    padding: 5px;
    cursor: pointer;
    transition: transform 0.2s;
}

.emoticon-picker button:hover {
    transform: scale(1.2);
}

.emoticon-count {
    font-size: 0.8rem;
    vertical-align: super;
    margin-left: 2px;
}

.emoticon-item {
    display: inline-flex;
    align-items: center;
    background-color: rgba(108, 92, 231, 0.1);
    border-radius: 20px;
    padding: 3px 8px;
    margin-right: 5px;
    margin-bottom: 5px;
}

.discussion-section {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

textarea#discussion-notes {
    min-height: 100px;
}

/* Summary screen */
.summary-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 2rem;
    margin-bottom: 2rem;
}

.top-voted-card {
    background-color: rgba(108, 92, 231, 0.05);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.top-voted-card-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: white;
    margin: 10% auto;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    max-width: 500px;
    position: relative;
}

.close-modal, .close-alert-modal {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-speed);
}

.close-modal:hover, .close-alert-modal:hover {
    color: var(--primary-color);
}

/* Instructions */
.instructions {
    background-color: var(--light-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Column configuration styles */
.column-config {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.column-inputs {
    display: grid;
    gap: 1rem;
}

.column-inputs .input-group {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.column-inputs .input-group label {
    min-width: 80px;
    flex-shrink: 0;
}

.column-inputs .input-group input[type="text"] {
    flex: 1;
}

/* Dynamic columns styling */
.columns-container {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding: 1rem 0;
}

.columns-container .column {
    min-width: 300px;
    flex: 1;
}

.column-inputs input[type="text"] {
    padding: 0.75rem;
    border: 1px solid var(--gray-color);
    border-radius: 5px;
    font-size: 0.9rem;
    transition: border-color var(--transition-speed);
}

.column-inputs input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(108, 92, 231, 0.1);
}

.remove-column-btn {
    background: var(--danger-color);
    color: white;
    padding: 5px 8px;
    margin-left: 10px;
    border-radius: 50%;
    font-size: 12px;
    min-width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed);
}

.remove-column-btn:hover {
    background: #d63031;
    transform: scale(1.1);
}

#add-column-btn {
    margin-top: 1rem;
    background: var(--positive-color);
    color: white;
    border: 2px dashed var(--positive-color);
    background: transparent;
    color: var(--positive-color);
    font-weight: 600;
    padding: 12px 20px;
    transition: all var(--transition-speed);
}

#add-column-btn:hover {
    background: var(--positive-color);
    color: white;
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 768px) {
    .columns-container {
        flex-direction: column;
    }
    
    .column {
        margin-bottom: 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .buttons-container {
        flex-direction: column;
    }
      .modal-content {
        width: 90%;
    }
}

/* Read-only input styles for participants */
input[type="text"]:read-only,
input[type="text"]:read-only:focus {
    background-color: var(--light-color);
    color: var(--gray-color);
    border: 2px solid var(--gray-color);
    cursor: not-allowed;
    box-shadow: none;
}