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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-family);
    -webkit-font-smoothing: antialiased;
    overflow: hidden;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.btn {
    border: none;
    border-radius: var(--radius-sm);
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    font-family: var(--font-family);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all var(--transition);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn svg {
    display: inline-block;
    vertical-align: middle;
}

.btn-primary {
    background-color: var(--accent);
    color: #fff;
    box-shadow: 0 2px 4px rgba(92, 107, 255, 0.3);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(92, 107, 255, 0.4);
}

.btn-primary:active:not(:disabled) {
    background-color: var(--accent-active);
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid transparent;
}

.btn-secondary:hover:not(:disabled) {
    background-color: #353545;
    border-color: var(--border-light);
}

.btn-secondary:active:not(:disabled) {
    background-color: #262630;
}