:root {
    /* Leebly Color Palette */
    --color-primary: #0D63E7;
    --color-primary-dark: #07054C;
    --color-primary-light: #09A7F3;
    --color-accent: #8958FE;
    --color-background: #F9F9F9;
    --color-background-light: #FFFFFF;
    --color-surface: #07054C;
    --color-surface-light: #0D0B5C;
    --color-surface-elevated: #13116C;
    --color-text: #FFFFFF;
    --color-text-dark: #07054C;
    --color-text-secondary: rgba(7, 5, 76, 0.7);
    --color-text-muted: rgba(7, 5, 76, 0.5);
    --color-border: rgba(7, 5, 76, 0.1);
    --color-border-light: rgba(7, 5, 76, 0.05);
    --color-success: #00D4AA;
    --color-warning: #FFB800;
    --color-error: #FF6B6B;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border radius - modern rounded */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    
    /* Shadows - subtle depth */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
    
    /* Typography */
    --font-family: 'Onest', -apple-system, BlinkMacSystemFont, Arial, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-family);
    background: var(--color-background);
    background-image: 
        radial-gradient(at 20% 30%, rgba(108, 92, 231, 0.06) 0px, transparent 50%),
        radial-gradient(at 80% 70%, rgba(255, 107, 107, 0.06) 0px, transparent 50%);
    min-height: 100vh;
    padding: var(--spacing-2xl) var(--spacing-xl) 0 var(--spacing-2xl);
    color: var(--color-text-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 0;
    flex: 1;
}

.header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-dark);
}

.header h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    background: linear-gradient(to right, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.session-code {
    font-size: var(--font-size-base);
    color: var(--color-text);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    background: var(--color-surface);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    width: fit-content;
    margin: var(--spacing-md) auto;
    box-shadow: 0 4px 20px rgba(26, 29, 41, 0.1);
}

.copy-icon {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: all var(--transition-fast);
    opacity: 0.5;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: var(--color-text);
}

.copy-icon svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

.copy-icon:hover {
    opacity: 1;
    color: var(--color-primary);
}

/* Tooltip */
.copy-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-text);
    color: var(--color-surface);
    padding: 6px 12px;
    font-size: var(--font-size-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: 1000;
}

.copy-icon:hover::after {
    opacity: 1;
}

.voting-form{
  width: 100%;
}

.vote-btn {
  width: 100%;
}

.card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin: var(--spacing-lg) 0;
    border: none;
    box-shadow: 0 4px 30px rgba(26, 29, 41, 0.12);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    /* transform: translateY(-4px); */
    box-shadow: 0 8px 40px rgba(26, 29, 41, 0.16);
}

.card h2 {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    font-size: var(--font-size-xl);
    font-weight: 700;
    letter-spacing: -0.025em;
}

form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

input[type="text"] {
    padding: 1rem 1.25rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    background: var(--color-background-light);
    color: var(--color-text-dark);
    transition: all var(--transition-fast);
    font-family: var(--font-family);
}

input[type="text"]:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-background-light);
    box-shadow: 0 0 0 4px rgba(13, 99, 231, 0.1);
}

.btn {
    padding: 1rem var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(13, 99, 231, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(13, 99, 231, 0.4);
}

.btn-secondary {
    background: var(--color-accent);
    color: white;
    box-shadow: 0 4px 20px rgba(137, 88, 254, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(137, 88, 254, 0.4);
}

.vote-cards {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 1rem;
    max-width: 900px;
    margin: var(--spacing-lg) auto;
}

.vote-card {
    aspect-ratio: 2/3;
    background: var(--color-background-light);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-text-dark);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 100px;
    min-width: 65px;
    box-shadow: 0 2px 10px rgba(26, 29, 41, 0.06);
    position: relative;
    overflow: hidden;
}

.vote-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13, 99, 231, 0.05) 0%, rgba(137, 88, 254, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.vote-card:hover::before {
    opacity: 1;
}

.vote-card.selected {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    box-shadow: 0 8px 30px rgba(13, 99, 231, 0.35);
    transform: scale(1.05);
}

.vote-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 6px 25px rgba(26, 29, 41, 0.12);
    border-color: var(--color-primary);
}

.actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.participants {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.participant {
    margin: var(--spacing-sm) 0 var(--spacing-sm) 0;
}

.voter {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--color-background-light);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 2px 10px rgba(26, 29, 41, 0.06);
    transition: all var(--transition-fast);
}

.voter:hover,
.participant:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(26, 29, 41, 0.1);
    border-color: var(--color-primary);
}

.voter-name,
.participant-name {
    font-weight: 700;
    font-size: var(--font-size-base);
    color: var(--color-text-dark);
    letter-spacing: -0.01em;
}

.vote-status {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 700;
    display: flex;
    width: 2.5rem;
    height: 2.5rem;
    align-content: center;
    justify-content: center;
    align-items: center;
}

.vote-status.voted {
    background: var(--color-success);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 212, 170, 0.3);
}

.vote-status.pending {
    background: var(--color-accent);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.vote-value {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-xl);
    font-weight: 800;
    border-radius: var(--radius-lg);
}

.vote-value.revealed {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(13, 99, 231, 0.3);
}

.vote-value.no-vote {
    background: var(--color-border);
    color: var(--color-text-muted);
}

.share-link {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    background: var(--color-background-light);
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
    color: var(--color-text-dark);
}

.share-link:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 15px rgba(13, 99, 231, 0.15);
}

.share-link:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(13, 99, 231, 0.1);
}

.empty-state {
    color: var(--color-text-muted);
    text-align: center;
    padding: var(--spacing-2xl);
    font-size: var(--font-size-base);
}

footer {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    align-content: center;
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl) 0;
    color: var(--color-text-dark);
    font-size: var(--font-size-sm);
}

footer a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

footer a:hover {
    color: var(--color-accent);
}

@media (max-width: 768px) {
    body {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .header h1 {
        font-size: var(--font-size-2xl);
    }
    
    .card {
        padding: var(--spacing-xl);
    }
    
    .vote-cards {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.75rem;
    }
    
    .actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    body {
        padding: var(--spacing-md);
    }
    
    .card {
        padding: var(--spacing-lg);
    }
    
    .vote-cards {
        gap: var(--spacing-sm);
    }
    
    .vote-card {
        font-size: var(--font-size-xl);
        min-width: 50px;
    }
}